CN215910084U - Anti-shock test equipment is prevented to safety helmet - Google Patents
Anti-shock test equipment is prevented to safety helmet Download PDFInfo
- Publication number
- CN215910084U CN215910084U CN202122247369.0U CN202122247369U CN215910084U CN 215910084 U CN215910084 U CN 215910084U CN 202122247369 U CN202122247369 U CN 202122247369U CN 215910084 U CN215910084 U CN 215910084U
- Authority
- CN
- China
- Prior art keywords
- movable
- block
- safety helmet
- movable frame
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 16
- 230000000703 anti-shock Effects 0.000 title claims abstract description 5
- 238000004804 winding Methods 0.000 claims abstract description 12
- 238000009863 impact test Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 7
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to an anti-impact test device, in particular to an anti-impact test device for a safety helmet. The utility model aims to provide the anti-shock test equipment for the safety helmet, which can be used for accurately and constantly testing the anti-shock of the safety helmet. In order to solve the above technical problems, the present invention provides an anti-impact testing apparatus for a safety helmet, comprising: the bottom plate is connected with a rectangular guide pipe; the movable frame is connected to the rectangular guide pipe in a sliding manner; the gear is connected to the rotary disc; the rack is connected to the movable frame; the pull rope is connected to the winding shaft, and the tail end of the pull rope is connected with the conical block; the trapezoidal block is connected to the strip plate; the torsional spring is connected between the movable plate and the fixed block; the movable plate is rotatably connected to the fixed block. The movable frame moves upwards, and the conical block moves downwards, so that people can conveniently perform anti-impact test on the safety helmet.
Description
Technical Field
The utility model relates to an anti-impact test device, in particular to an anti-impact test device for a safety helmet.
Background
The safety helmet is a helmet which has a protection effect on injury of the head of a person caused by falling objects and other specific factors, the main part and the helmet shell of the safety helmet have the main protection effect on the head of the person, and in order to improve the usability of the safety helmet, the anti-impact test needs to be carried out on the safety helmet, and then the improvement scheme is implemented.
At present, people generally directly place the safety helmet on ground, then impact the safety helmet with the object, but adopt these modes can have the dynamics deviation, lead to the safety helmet to prevent that the resistance test fails to pass to influence the guard action of safety helmet to human head.
Therefore, it is necessary to design a helmet impact resistance test device that can be accurate and constant.
SUMMERY OF THE UTILITY MODEL
(1) Technical problem to be solved
The utility model aims to overcome the defect that the force deviation during testing influences the testing result, and the technical problem to be solved is to provide the anti-impact testing equipment for the safety helmet, which can be accurate and constant.
(2) Technical scheme
In order to solve the above technical problems, the present invention provides an anti-impact testing apparatus for a safety helmet, comprising: the bottom plate is connected with a rectangular guide pipe; the movable frame is connected to the rectangular guide pipe in a sliding manner; the rotary tables are connected to the rectangular guide pipe in a rotating mode; the gear is connected to the rotary disc; the rack is connected to the movable frame; the long strip plate is connected to the movable frame; the winding shaft is rotatably connected to the long strip plate; the pull rope is connected to the winding shaft, and the tail end of the pull rope is connected with the conical block; the trapezoidal block is connected to the strip plate; the conical block is connected to the pull rope; the fixed blocks are connected to the movable frame; the torsional spring is connected between the movable plate and the fixed block; the movable plate is rotatably connected to the fixed block.
Preferably, also include: the supporting block is connected to the bottom plate; the movable circular ring blocks are connected to the circular shaft; the round shafts are connected to the supporting blocks in a sliding mode.
Preferably, the long strip plate is provided with a small hole at the center.
Preferably, the movable frames are provided with grooves.
Preferably, the upper part of the supporting block is fixedly connected with a disk through a bolt.
(3) Advantageous effects
1. The movable frame moves upwards, and the conical block moves downwards, so that people can conveniently perform anti-impact test on the safety helmet.
2. When the movable circular ring block, the circular shaft and the spring are pressed by the safety helmet, an outward force is generated on the safety helmet due to the deformation of the spring, so that the fixing effect on the safety helmet is achieved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
FIG. 2 is a schematic view of a first partial body structure according to the present invention.
FIG. 3 is a schematic view of a second partial body structure according to the present invention.
Fig. 4 is a perspective view of a third embodiment of the present invention.
Fig. 5 is a perspective view of a fourth embodiment of the present invention.
The labels in the figures are: 1-bottom plate, 2-rectangular conduit, 3-movable frame, 4-rotary table, 5-gear, 6-rack, 7-strip plate, 8-winding shaft, 9-pull rope, 10-trapezoidal block, 11-conical block, 12-fixed block, 13-torsion spring, 14-movable plate, 15-supporting block, 16-movable circular ring block, 17-circular shaft and 18-spring.
Detailed Description
The utility model is further described below with reference to the figures and examples.
Example 1
An impact-resistant test device for safety helmets, as shown in figures 1-5, comprises a bottom plate 1, rectangular conduits 2, movable frames 3, rotary tables 4, gears 5, racks 6, rectangular plates 7, winding shafts 8, pull ropes 9, trapezoidal blocks 10, conical blocks 11, fixed blocks 12, torsion springs 13 and movable plates 14, wherein the rectangular conduits 2 are arranged inside the left side and the right side of the bottom plate 1, the movable frames 3 are arranged on the sliding rotary tables 4 between the rectangular conduits 2, the rotary tables 4 are arranged on the upper parts of the outer sides of the rectangular conduits 2 in a rotating manner, the gears 5 are arranged at the inner ends of the rotary tables 4, the racks 6 are embedded inside the movable frames 3, the gears 5 are meshed with the racks 6, the rectangular plates 7 are arranged on the upper parts of the movable frames 3, the winding shafts 8 are rotatably arranged on the right sides of the tops of the rectangular plates 7, the pull ropes 9 are wound on the winding shafts 8, the trapezoidal blocks 10 are fixedly connected to the central positions of the tops of the rectangular plates 7 through bolts, the tail ends of the pull ropes 9 are connected with the conical blocks 11, the front side and the rear side of the bottom of the movable frame 3 are both connected with fixed blocks 12, the fixed blocks 12 are both rotatably provided with movable plates 14, and torsion springs 13 are connected between the movable plates 14 and the fixed blocks 12.
The working principle is as follows: when using the device, place the safety helmet in bottom plate 1 top, the staff rotates carousel 4, make gear 5 and rack 6 cooperation under the carousel 4, upwards remove the take-up frame 3 by a take-up, the staff is folding fly leaf 14 downwards again, make awl piece 11 drop downwards under the action of gravity, produce the effect of an effort to the safety helmet, at this moment the staff will rotate winding axle 8, will be connected stay cord 9 of awl piece 11 and twine back on winding axle 8, make awl piece 11 reset, then repeat above-mentioned action and test next helmet.
Example 2
On the basis of embodiment 1, as shown in fig. 5, the device further includes a supporting block 15, a movable circular ring block 16, a circular shaft 17 and a spring, wherein the supporting block 15 is fixedly connected to the bottom plate 1 through a bolt, the circular shaft 17 is slidably arranged on the upper portion of the supporting block 15, the movable circular ring blocks 16 are arranged on the circular shaft 17, and the springs are connected between the movable circular ring blocks 16 and the supporting block 15.
When the helmet is tested in need, the staff promotes the inward movement of activity ring piece 16, drive round axle 17 inward sliding, the spring compression, the staff can place the helmet on supporting shoe 15, the staff loosens activity ring piece 16 afterwards, the spring is because the compression produces an outside power of returning, it resets the safety helmet fixed to drive round axle 17 and outside removal of its upper portion spare, so, can be stable fix the safety helmet when the test, effectively prevent the in-process safety helmet of test from skidding and take place the displacement.
The center of the long strip plate 7 is provided with a small hole.
The movable frames 3 are all provided with grooves.
The upper part of the supporting block 15 is fixedly connected with a disc through a bolt.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (5)
1. The utility model provides an anti-shock test equipment is prevented to safety helmet which characterized in that, including:
the device comprises a bottom plate (1), wherein a rectangular guide pipe (2) is connected to the bottom plate (1);
the movable frame (3), the movable frame (3) is connected to the rectangular guide pipe (2) in a sliding way;
the rotary tables (4) are connected to the rectangular guide pipe (2) in a rotary mode;
the gear (5), the gear (5) is connected on the rotary table (4);
the rack (6), the rack (6) is connected on the movable frame (3);
the long strip plate (7), the long strip plate (7) is connected to the movable frame (3);
the winding shaft (8), the winding shaft (8) is connected to the long slat (7) in a rotating way;
the pull rope (9), the pull rope (9) is connected to the winding shaft (8), and the tail end of the pull rope (9) is connected with the conical block (11);
the trapezoidal block (10), the trapezoidal block (10) is connected on the long slat (7);
the conical block (11), the conical block (11) is connected to the pull rope (9);
the fixed blocks (12), the fixed blocks (12) are all connected to the movable frame (3);
the torsion spring (13), the torsion spring (13) is connected between the movable plate (14) and the fixed block (12);
the movable plate (14), the movable plate (14) is connected on the fixed block (12) in a rotating mode.
2. The apparatus of claim 1, further comprising:
the supporting block (15), the supporting block (15) is connected on the bottom plate (1);
the movable circular ring blocks (16), the movable circular ring blocks (16) are all connected to the circular shaft (17);
the circular shafts (17) and the circular shafts (17) are connected to the supporting blocks (15) in a sliding mode.
3. The helmet ballistic resistance test equipment of claim 2, characterized in that, the long slat (7) is provided with a small hole at the center.
4. A helmet ballistic resistance test equipment according to claim 3, characterized in that the movable frames (3) are provided with grooves.
5. The helmet impact resistance test device of claim 4, wherein the upper portion of the support block (15) is fixed with a disk by a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122247369.0U CN215910084U (en) | 2021-09-16 | 2021-09-16 | Anti-shock test equipment is prevented to safety helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122247369.0U CN215910084U (en) | 2021-09-16 | 2021-09-16 | Anti-shock test equipment is prevented to safety helmet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215910084U true CN215910084U (en) | 2022-02-25 |
Family
ID=80309738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122247369.0U Active CN215910084U (en) | 2021-09-16 | 2021-09-16 | Anti-shock test equipment is prevented to safety helmet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215910084U (en) |
-
2021
- 2021-09-16 CN CN202122247369.0U patent/CN215910084U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112932105B (en) | Storage battery storage rack | |
| CN109591126A (en) | A kind of round log beats slot device | |
| CN215910084U (en) | Anti-shock test equipment is prevented to safety helmet | |
| CN108211320A (en) | It is a kind of to exempt from hand-held finishing line instruction device for athletic competition | |
| CN112754677B (en) | Monitoring device for field operation nursing | |
| CN217786497U (en) | Anti striking nature detection device of safety helmet | |
| CN210232979U (en) | Movable loading and unloading goods shelf for circular cutter shaft | |
| CN110393390A (en) | A kind of earthquake self-rescue bed | |
| CN208381180U (en) | A kind of chemical machinery air extractor | |
| CN210686072U (en) | Turning motor device | |
| CN113091787A (en) | Portable outdoor environment monitoring device based on Internet of things | |
| CN214397808U (en) | A basket is accomodate to auxiliary equipment for mental health tutoring | |
| CN100531827C (en) | Spatial pole system cage style ball containing mechanism | |
| CN218010787U (en) | Protection guardrail folded cascade trampoline | |
| CN218974001U (en) | Concrete strength detection device | |
| CN206927363U (en) | Doubling winder | |
| CN109382859A (en) | A kind of rubber sheet slitting device | |
| CN203470541U (en) | Coiling machine | |
| CN214070314U (en) | Broadband power amplifier with capacitive load | |
| CN207737551U (en) | Automatic Lacing machine | |
| CN214847224U (en) | Electrical automation device for crash experience of safety helmet | |
| CN211496162U (en) | Rewinding equipment for producing facial tissues | |
| CN219380025U (en) | Drilling positioning device of radial drilling machine | |
| CN213929270U (en) | Virtual exhibition hall is with shockproof brace table of interactive equipment | |
| CN219920161U (en) | Tea steam treatment equipment protection cover convenient to maintain |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231109 Address after: 017000 Room 102, Building 15, European Style Project, Zhizhi West Street, Dongsheng District, Ordos City, Inner Mongolia Autonomous Region Patentee after: Ordos Dongsheng District Housing Transportation Engineering Quality Inspection Co.,Ltd. Address before: 510000 1506, ladder 4, building 6, feicuilan Bay, Dagang Town, Nansha District, Guangzhou City, Guangdong Province Patentee before: Chen Juping |
|
| TR01 | Transfer of patent right |