CN220649976U - Helmet impact testing machine - Google Patents
Helmet impact testing machine Download PDFInfo
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- CN220649976U CN220649976U CN202322385112.0U CN202322385112U CN220649976U CN 220649976 U CN220649976 U CN 220649976U CN 202322385112 U CN202322385112 U CN 202322385112U CN 220649976 U CN220649976 U CN 220649976U
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- 238000009863 impact test Methods 0.000 title claims abstract description 46
- 238000003825 pressing Methods 0.000 claims abstract description 18
- 238000005192 partition Methods 0.000 claims abstract description 7
- 239000011664 nicotinic acid Substances 0.000 claims description 12
- 230000002349 favourable effect Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to a helmet impact testing machine which comprises an impact platform, a first side plate, a second side plate, a partition plate, a double impact testing mechanism, a hydraulic driving mechanism and a helmet locking mechanism, wherein the first side plate, the second side plate and the partition plate are arranged on the upper end face of the impact platform and enclose an impact space on the impact platform, the double impact testing mechanism, the hydraulic driving mechanism and the helmet locking mechanism are all arranged on the impact platform, the hydraulic driving mechanism comprises a first hydraulic cylinder, a connecting plate and a sliding plate, the double impact testing mechanism comprises a connecting column, a spherical impact head and a conical impact head, the helmet locking mechanism comprises a horizontal clamping mechanism and a vertical pressing mechanism, the non-blunt impact test and the blunt impact test are facilitated to be simultaneously carried out through the arrangement of the double impact testing mechanism, the practicability of the device is improved, and the helmet to be tested is facilitated to be fixed in the vertical direction through the arrangement of the vertical pressing mechanism, so that the helmet is reinforced.
Description
Technical Field
The utility model relates to the technical field of impact tests, in particular to a helmet impact testing machine.
Background
Helmets are wear tools for training and fight by soldiers, are indispensable tools for traffic of people, are divided into military helmets, police helmets, civil helmets and the like, and as electric bicycles and motorcycles are widely popularized, helmets required for riding by people are increasingly important, and in the production and manufacturing of the helmets, in order to ensure the protection force of the helmets, the rigidity of the helmets is usually tested through testing equipment, so that a helmet impact testing machine is required to meet the demands of people.
The existing helmet impact testing machine is insufficient, firstly, the helmet arrangement in daily life can be subjected to blunt impact and non-blunt impact, but part of the helmet impact testing machine can only perform one test at a time, the practicability is low, secondly, the helmet impact testing machine is generally used for impacting the helmet from top to bottom, the impact factors of impacting the helmet are more, the operation is more complicated, the danger is higher, finally, the helmet impact testing machine needs to fix various types of helmets, but the general helmet impact testing machine is difficult to fix various types of helmets, and therefore, the part of impact testing is difficult to perform.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a helmet impact testing machine.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a helmet impact testing machine, includes, impact platform, first curb plate, second curb plate, baffle, two impact test mechanism, hydraulic drive mechanism and helmet locking mechanism, and first curb plate, second curb plate and baffle set up at impact platform up end and enclose the impact space on impact platform, and two impact test mechanism, hydraulic drive mechanism and helmet locking mechanism all set up on impact platform, hydraulic drive mechanism includes first hydraulic cylinder, connecting plate and sliding plate, and two first hydraulic cylinder sets up to be connected inside the impact space, and the one end of first hydraulic cylinder is connected on first curb plate, and the other end of first hydraulic cylinder passes through the connecting plate and is connected with the sliding plate setting, two impact test mechanism includes spliced pole, spherical impact head and toper impact head, and the spliced pole setting is connected in one side of sliding plate, and is provided with spherical impact head and toper impact head on two spliced poles respectively, helmet locking mechanism includes horizontal clamping mechanism and vertical compressing tightly mechanism.
Preferably, the horizontal clamping mechanism comprises a knob, a rotating rod, a first clamping plate, a fixing rod and a second clamping plate, wherein the symmetrical arrangement of the rotating rod is connected to the second side plate, one end of the rotating rod extends out of the second side plate to be connected with the knob, the other end of the rotating rod is connected with the first clamping plate, the fixing rod is symmetrically connected to the partition plate, the second clamping plate is connected with the fixing rod, and the helmet to be tested is fixed in the horizontal direction through the arrangement of the horizontal clamping mechanism.
In a further preferred embodiment, the vertical pressing mechanism includes a third side plate, a top plate, a second hydraulic cylinder and a pressing plate, the third side plate is connected to the upper end face of the impact platform, the top plate is vertically connected with the third side plate, one end of the second hydraulic cylinder is connected to the top plate, the pressing plate is connected to the other end of the second hydraulic cylinder, and the helmet to be tested is fixed in the vertical direction through the vertical pressing mechanism, so that the helmet is reinforced.
In a further preferred embodiment, threaded holes are formed in two sides of the second side plate, the rotating rod can extend into the threaded holes in a threaded mode to be matched with the threaded holes, and the rotating rod is facilitated to drive the first clamping plate to rotate and fix through the threaded holes.
In a further preferred mode, the bottom surface of the impact space is provided with a limiting groove, the bottom end surface of the sliding plate is provided with a limiting block, the limiting block can be embedded into the limiting groove to be matched with and slide, and the sliding plate is prevented from deviating in the sliding process of the impact platform through the limiting groove and the limiting block.
In a further preferred embodiment, a bionic helmet frame is disposed on one side of the third side plate, the first clamping plate, the second clamping plate and the pressing plate are opposite to the bionic helmet frame, and the head to be tested is fixed on the bionic helmet frame by matching with a helmet locking mechanism through the arrangement of the bionic helmet frame.
In a further preferred mode, the bottom end face of the impact platform is provided with a fixing support all around, and the impact platform is isolated from the ground through the arrangement of the fixing support, so that the impact test is prevented from being influenced by the complex ground environment.
(III) beneficial effects
Compared with the prior art, the utility model provides a helmet impact testing machine, which has the following beneficial effects:
the utility model is provided with the double-impact test mechanism, the double-impact test mechanism is arranged on the impact platform, the double-impact test mechanism comprises the connecting column, the spherical impact head and the conical impact head, the non-blunt impact test can be carried out on the helmet to be tested through the arrangement of the spherical impact head, the blunt impact test is carried out on the helmet to be tested through the arrangement of the conical impact head, the non-blunt impact test and the blunt impact test are carried out simultaneously through the arrangement of the double-impact test mechanism, and the practicability of the device is improved.
The hydraulic driving mechanism is arranged in the impact space on the impact platform and comprises the first hydraulic cylinder, the connecting plate and the sliding plate, the first hydraulic cylinder is opened, and the sliding plate is pushed by the first hydraulic cylinder, so that the impact test of the device is facilitated.
The helmet locking mechanism is arranged in the utility model, and comprises a horizontal clamping mechanism and a vertical pressing mechanism, wherein the horizontal clamping mechanism comprises a knob, a rotary rod, a first clamping plate, a fixed rod and a second clamping plate, the vertical pressing mechanism comprises a third side plate, a top plate, a second hydraulic cylinder and a pressing plate, the helmet to be tested is favorably fixed in the horizontal direction through the arrangement of the horizontal clamping mechanism, and the helmet to be tested is favorably fixed in the vertical direction through the arrangement of the vertical pressing mechanism, so that the helmet is reinforced.
Drawings
FIG. 1 is a schematic view of the main structure of the device of the present utility model;
FIG. 2 is a schematic view of a hydraulic driving mechanism according to the present utility model;
FIG. 3 is a schematic view of a helmet locking mechanism according to the present utility model;
FIG. 4 is a schematic view of the bottom structure of the hydraulic drive mechanism according to the present utility model;
FIG. 5 is a schematic view of the impact platform according to the present utility model.
In the figure: 1. striking the platform; 2. a first side plate; 3. a second side plate; 4. a partition plate; 5. an impact space; 6. a first hydraulic cylinder; 7. a connecting plate; 8. a sliding plate; 9. a connecting column; 10. a spherical impact head; 11. a conical impact head; 12. a knob; 13. a rotating rod; 14. a first clamping plate; 15. a fixed rod; 16. a second clamping plate; 17. a third side plate; 18. a top plate; 19. a second hydraulic cylinder; 20. a pressing plate; 21. a threaded hole; 22. a limit groove; 23. a limiting block; 24. a bionic helmet frame; 25. and (5) fixing the bracket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples:
referring to fig. 1-5, a helmet impact testing machine comprises an impact platform 1, a first side plate 2, a second side plate 3, a partition plate 4, a double-impact testing mechanism, a hydraulic driving mechanism and a helmet locking mechanism, wherein the first side plate 2, the second side plate 3 and the partition plate 4 are arranged on the upper end face of the impact platform 1 and enclose an impact space 5 on the impact platform 1, the double-impact testing mechanism, the hydraulic driving mechanism and the helmet locking mechanism are all arranged on the impact platform 1, the hydraulic driving mechanism comprises a first hydraulic cylinder 6, a connecting plate 7 and a sliding plate 8, two groups of first hydraulic cylinders 6 are all arranged and connected inside the impact space 5, one end of the first hydraulic cylinder 6 is connected on the first side plate 2, the other end of the first hydraulic cylinder 6 is connected with the sliding plate 8 through the connecting plate 7, the double-impact testing mechanism comprises a connecting column 9, an impact head 10 and a conical impact head 11, the connecting column 9 is connected on one side of the sliding plate 8, and the two connecting columns 9 are respectively provided with a spherical impact head 10 and a conical impact head 11, and the helmet locking mechanism comprises a horizontal clamping mechanism and a vertical pressing mechanism.
In this embodiment, the horizontal clamping mechanism includes knob 12, dwang 13, first splint 14, dead lever 15 and second splint 16, and the symmetry setting of dwang 13 is connected on second curb plate 3, and the one end of dwang 13 stretches out second curb plate 3 and sets up to be connected with knob 12, and the other end of dwang 13 is connected with first splint 14 setting, and dead lever 15 symmetry connects on baffle 4, and second splint 16 is connected with dead lever 15 setting, through the setting of horizontal clamping mechanism, is favorable to waiting to test the helmet fixed in the horizontal direction.
In this embodiment, the vertical hold-down mechanism includes third curb plate 17, roof 18, second hydraulic cylinder 19 and clamp plate 20, and third curb plate 17 sets up to be connected at the up end of striking platform 1, and roof 18 is connected with third curb plate 17 is perpendicular, and the one end setting of second hydraulic cylinder 19 is connected on roof 18, and clamp plate 20 is connected with the other end setting of second hydraulic cylinder 19, through vertical hold-down mechanism's setting, is favorable to fixing the helmet that awaits measuring in the vertical direction to consolidate the processing to the helmet.
In this embodiment, threaded holes 21 are formed on two sides of the second side plate 3, and the rotation rod 13 can be screwed into the threaded holes 21 to be matched with each other, so that the rotation rod 13 is facilitated to drive the first clamping plate 14 to rotate and fix through the arrangement of the threaded holes 21.
In this embodiment, be provided with spacing groove 22 on the bottom surface of striking space 5, the bottom surface of sliding plate 8 is provided with stopper 23, and stopper 23 can embed spacing groove 22 internal fit slip setting, through spacing groove 22 and stopper 23's setting, is favorable to preventing that sliding plate 8 from appearing the condition of skew in the slip in-process of striking platform 1.
In this embodiment, a bionic helmet frame 24 is disposed on one side of the third side plate 17, and the first clamping plate 14, the second clamping plate 16, and the pressing plate 20 are opposite to the bionic helmet frame 24, and the head to be tested is fixed on the bionic helmet frame 24 by the arrangement of the bionic helmet frame 24 and the cooperation of a helmet locking mechanism.
In this embodiment, the bottom end face of the impact platform 1 is provided with the fixed support 25 all around, through the setting of fixed support, is favorable to keeping apart impact platform 1 and ground, prevents that the complex environment of ground from exerting the influence to the impact test.
Example 2:
on the basis of embodiment 1, the helmet to be tested is placed on the bionic helmet rack 24 by the operator, knob 12 is on the second lateral plate 3 through rotating, knob 12 drives rotary rod 13 to rotate, rotary rod 13 promotes first clamp plate 14, and cooperate with fixed rod 15 and second clamp plate 16 connected on separate, 4, horizontal clamp is carried out to the helmet, second hydraulic cylinder 19 on drive roof 18, second hydraulic cylinder 19 promotes clamp plate 20 and compresses tightly the helmet, thereby consolidate the helmet to be tested in vertical direction, after consolidating a set of helmet, another set of helmet can be fixed again on impact platform 1 and tested, drive first hydraulic cylinder 6 this moment, first hydraulic cylinder 6 promotes slide plate 8, and then promote spherical impact head 10 and toper impact head 11 that are connected with slide plate 8 and carry out the impact test to the helmet to be tested, setting of spherical impact head 10 can carry out non-blunt impact test to the helmet to be tested, setting of toper impact head 11 is favorable to carrying out blunt ware impact test to the helmet to be tested, two kinds of tests have carried out the practicality that has promoted the device simultaneously.
In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a helmet impact testing machine, including impact platform (1), first curb plate (2), second curb plate (3), baffle (4), two impact testing mechanism, hydraulic drive mechanism and helmet locking mechanism, first curb plate (2), second curb plate (3), baffle (4) set up on impact platform (1) up end and enclose impact space (5) on impact platform (1), two impact testing mechanism, hydraulic drive mechanism and helmet locking mechanism all set up on impact platform (1), its characterized in that: the hydraulic driving mechanism comprises a first hydraulic cylinder (6), a connecting plate (7) and a sliding plate (8), wherein two groups of first hydraulic cylinders (6) are all connected inside an impact space (5), one end of each first hydraulic cylinder (6) is connected to the first side plate (2), the other end of each first hydraulic cylinder (6) is connected with the sliding plate (8) through the connecting plate (7), the double-impact test mechanism comprises a connecting column (9), a spherical impact head (10) and a conical impact head (11), the connecting column (9) is connected to one side of the sliding plate (8) in a setting mode, the spherical impact head (10) and the conical impact head (11) are respectively arranged on the two connecting columns (9), and the helmet locking mechanism comprises a horizontal clamping mechanism and a vertical pressing mechanism.
2. A helmet bump tester according to claim 1, wherein: the horizontal clamping mechanism comprises a knob (12), a rotating rod (13), a first clamping plate (14), a fixing rod (15) and a second clamping plate (16), wherein the symmetrical arrangement of the rotating rod (13) is connected to the second side plate (3), one end of the rotating rod (13) extends out of the second side plate (3) to be connected with the knob (12), the other end of the rotating rod (13) is connected with the first clamping plate (14), the fixing rod (15) is symmetrically connected to the partition plate (4), and the second clamping plate (16) is connected with the fixing rod (15).
3. A helmet bump tester according to claim 1, wherein: the vertical compressing mechanism comprises a third side plate (17), a top plate (18), a second hydraulic cylinder (19) and a pressing plate (20), wherein the third side plate (17) is connected to the upper end face of the impact platform (1), the top plate (18) is vertically connected with the third side plate (17), one end of the second hydraulic cylinder (19) is connected to the top plate (18), and the pressing plate (20) is connected with the other end of the second hydraulic cylinder (19).
4. A helmet bump tester according to claim 1, wherein: screw holes (21) are formed in two sides of the second side plate (3), and the rotary rod (13) can extend into the screw holes (21) in a threaded mode to be matched with the screw holes.
5. A helmet bump tester according to claim 1, wherein: the bottom surface of striking space (5) is provided with spacing groove (22), and the bottom surface of sliding plate (8) is provided with stopper (23), and stopper (23) can be embedded into spacing groove (22) interior cooperation slip setting.
6. A helmet bump tester according to claim 3, wherein: one side of the third side plate (17) is provided with a bionic helmet frame (24), and the first clamping plate (14), the second clamping plate (16) and the pressing plate (20) are opposite to the bionic helmet frame (24).
7. A helmet bump tester according to claim 1, wherein: fixed brackets (25) are arranged around the bottom end surface of the impact platform (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322385112.0U CN220649976U (en) | 2023-09-04 | 2023-09-04 | Helmet impact testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322385112.0U CN220649976U (en) | 2023-09-04 | 2023-09-04 | Helmet impact testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220649976U true CN220649976U (en) | 2024-03-22 |
Family
ID=90268168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322385112.0U Active CN220649976U (en) | 2023-09-04 | 2023-09-04 | Helmet impact testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220649976U (en) |
-
2023
- 2023-09-04 CN CN202322385112.0U patent/CN220649976U/en active Active
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