CN215573790U - Dynamic test device for automobile safety belt - Google Patents
Dynamic test device for automobile safety belt Download PDFInfo
- Publication number
- CN215573790U CN215573790U CN202122055708.5U CN202122055708U CN215573790U CN 215573790 U CN215573790 U CN 215573790U CN 202122055708 U CN202122055708 U CN 202122055708U CN 215573790 U CN215573790 U CN 215573790U
- Authority
- CN
- China
- Prior art keywords
- safety belt
- fixing
- plate
- assembly
- dynamic test
- 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
Images
Landscapes
- Automotive Seat Belt Assembly (AREA)
Abstract
The utility model discloses a dynamic test device for an automobile safety belt, which comprises: slip table, detachable fastening connection are in seat subassembly, the fixed subassembly of safety belt height adjuster, safety belt anchor point and the fixed subassembly of coiler, eye-splice lock fixed subassembly and pedal subassembly on the slip table, wherein: the seat belt dynamic test device has the advantages that the seat belt dynamic test device can realize different point positions of the safety belt dynamic test by respectively adjusting and changing the relative positions of the seat belt assembly, the safety belt height adjuster fixing assembly, the safety belt anchor point and retractor fixing assembly, the inserting buckle lock fixing assembly and the pedal assembly fastened on the sliding table. The dynamic test device for the automobile safety belt can realize the adjustment of a plurality of fixing assemblies at multiple angles and multiple positions, and effectively ensure that the installation position of the safety belt is accurate and the acting force path of the safety belt webbing is consistent with the design state; the structure is simple, the operation is convenient, and the precision is higher.
Description
Technical Field
The utility model relates to the field of automobile manufacturing, in particular to a dynamic test device for an automobile safety belt.
Background
In the prior art, along with the increase of the automobile holding capacity, people pay more and more attention to the safety performance of automobiles. The automobile safety belt can effectively restrain passengers in the automobile when the automobile collides, reduces or avoids the injury to the passengers, and is the most effective passive safety protection device at present.
In a dynamic test of a safety belt, components such as a safety belt assembly, a seat, a pedal plate and the like which are in direct contact with a dummy need to be quickly adjusted according to regulations or consignor requirements so as to simulate a real use scene or an installation position under an extremely severe working condition. Because the automobile body and most of subsystems are in curved surface shapes, the installation positions of the safety belts need to meet the requirements of different deflection angles and positions, and the acting force path of the safety belt webbing is ensured to be consistent with the design state.
The existing dynamic test device for the automobile safety belt has the problems of complex structure, high processing cost, large test device and easy interference with other tools in actual use, and in addition, the deflection angle of a retractor, an anchor point and a latch is ignored during actual test due to the fact that the deflection angle can not be adjusted, so that the path of the acting force of the safety belt webbing is inconsistent with the design state, the test precision is not high, and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the utility model provides the dynamic test device for the automobile safety belt, which can realize the adjustment of a plurality of fixing components at multiple angles and multiple positions, and effectively ensure that the installation position of the safety belt is accurate and the acting force path of the safety belt webbing is consistent with the design state; the structure is simple, the operation is convenient, and the precision is higher.
In order to solve the above technical problem, an embodiment of the present invention provides an automobile seat belt dynamic test apparatus, including: slip table, detachable fastening connection seat subassembly, the fixed subassembly of safety belt height adjuster, safety belt anchor and the fixed subassembly of coiler, eye-splice lock fixed subassembly and pedal subassembly on the slip table, wherein: the safety belt height adjuster fixing component is arranged at the rear side of the seat component, the safety belt anchor, the retractor fixing component and the inserting buckle lock fixing component are respectively arranged at two opposite sides of the seat component, and the pedal component is arranged at the front side of the seat component; different point positions of a dynamic test of the safety belt are realized by respectively adjusting and changing the relative positions of the seat assembly, the safety belt height adjuster fixing assembly, the safety belt anchor and retractor fixing assembly, the inserting buckle lock fixing assembly and the pedal assembly fastened on the sliding table;
the subassembly is fixed to safety belt anchor point and coiler includes: the retractor adjusting plate comprises a fixed plate, an anchor point fixed plate connected to one end of the fixed plate and a retractor adjusting plate fastened on the anchor point fixed plate; the bottom of the fixed plate is provided with a first arc-shaped groove used for adjusting and fixing the relative deflection angle of the safety belt anchor and the retractor fixing assembly with the sliding table;
the buckle lock fixing assembly includes: the buckle lock comprises a buckle lock fixing plate and a buckle lock adjusting plate fastened on the buckle lock fixing plate; the bottom of the inserting and buckling lock fixing plate is provided with a second arc-shaped groove used for adjusting the relative deflection angle of the inserting and buckling lock fixing plate and the sliding table and fixing.
Wherein, be equipped with a plurality of first through-holes that are used for adjusting anchor point mounted position and go on fixedly on the anchor point fixed plate.
The middle part of the retractor adjusting plate is provided with a retractor mounting hole; the retractor adjusting plate is provided with a limiting groove for limiting an anti-rotation hook of the retractor; the relative both sides of coiler adjusting plate are equipped with and are used for adjusting coiler adjusting plate and anchor point fixed plate relative deflection angle and go on fixed third arc wall.
Wherein, the fixed subassembly of safety belt height adjuster includes: the height adjuster comprises a height adjuster bracket and a rotating plate used for fixing a safety belt height adjuster or a fixing point on a safety belt; the rotating plate is detachably connected to the height adjuster bracket.
The cross section of the height adjuster bracket is L-shaped, and inclined strut brackets are welded on two sides of the height adjuster bracket; a plurality of elongated holes and a plurality of second through holes are respectively formed in the two opposite sides of the rotating plate.
Wherein, the section of the buckle lock fixing plate is L-shaped; the mortise lock fixing plate is provided with a third through hole for adjusting the relative position of the mortise lock adjusting plate and the mortise lock fixing plate.
Wherein, the middle part of the mortise lock adjusting plate is provided with a fourth through hole for fastening the mortise lock; the opposite two sides of the mortise lock adjusting plate are provided with fourth arc-shaped grooves for adjusting and fixing the relative deflection angle of the mortise lock adjusting plate and the mortise lock fixing plate.
Wherein, still be equipped with on the mortise lock adjusting plate and be used for carrying out spacing locating hole to the mortise lock.
Wherein, be equipped with the pilot hole that is used for fixed dummy's chest and buttock on the seat subassembly respectively, wherein: the nylon rope passes through the assembly hole, one end of the nylon rope is fixed on the chest or the hip of the dummy, and the other opposite end of the nylon rope is fastened on the seat component through the damping block.
The cross section of the pedal assembly is in an isosceles right triangle shape and is formed by fastening a plurality of steel plates in an end-to-end mode, and the bottom steel plate of the pedal assembly can adjust the relative deflection angle with the sliding table and fix the bottom steel plate.
The dynamic test device for the automobile safety belt provided by the utility model has the following beneficial effects: the automobile safety belt dynamic test device comprises: slip table, detachable fastening connection are in seat subassembly, the fixed subassembly of safety belt height adjuster, safety belt anchor point and the fixed subassembly of coiler, eye-splice lock fixed subassembly and pedal subassembly on the slip table, wherein: the safety belt height adjuster fixing component is arranged at the rear side of the seat component, the safety belt anchor, the retractor fixing component and the inserting buckle lock fixing component are respectively arranged at two opposite sides of the seat component, and the pedal component is arranged at the front side of the seat component; different point positions of a dynamic test of the safety belt are realized by respectively adjusting and changing the relative positions of the seat assembly, the safety belt height adjuster fixing assembly, the safety belt anchor point and retractor fixing assembly, the inserting buckle lock fixing assembly and the pedal assembly fastened on the sliding table, the adjustment of a plurality of fixing assemblies at multiple angles and multiple positions can be realized, the accuracy of the installation position of the safety belt is effectively ensured, and the acting force path of the safety belt webbing is kept consistent with the design state; the structure is simple, the operation is convenient, and the precision is higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a dynamic test device for an automobile safety belt according to an embodiment of the utility model.
Fig. 2 is a schematic structural diagram of a seat belt height adjuster fixing assembly of the dynamic test device for the automobile seat belt according to the embodiment of the utility model.
Fig. 3 is a schematic structural diagram of a seat belt anchor point and retractor fixing assembly of the dynamic test device for an automobile seat belt according to the embodiment of the utility model.
Fig. 4 is a schematic structural diagram of a buckle lock fixing component of the dynamic test device for the automobile safety belt according to the embodiment of the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1-4 show a first embodiment of the dynamic test device for a safety belt of a vehicle according to the present invention.
The car blet dynamic test device in this embodiment includes: the safety belt retractor comprises a sliding table 1, a seat component 2, a safety belt height adjuster fixing component 3, a safety belt anchor point and retractor fixing component 4, a buckle lock fixing component 5 and a pedal component 6.
In this embodiment, the seat assembly 2, the belt height adjuster fixing assembly 3, the belt anchor and retractor fixing assembly 4, the buckle lock fixing assembly 5, and the pedal assembly 6 may be detachably connected to the sliding table 1, respectively. Wherein: the safety belt height adjuster fixing component 3 is arranged at the rear side of the seat component 2, the safety belt anchor point, the retractor fixing component 4 and the inserting buckle lock fixing component 5 are respectively arranged at two opposite sides of the seat component 2, and the pedal component 6 is arranged at the front side of the seat component 2.
The relative positions of the seat component 2, the safety belt height adjuster fixing component 3, the safety belt anchor point and retractor fixing component 4, the inserting buckle lock fixing component 5 and the pedal component 6 fastened on the sliding table 1 are adjusted and changed respectively, so that different point positions of a safety belt dynamic test are realized.
During specific implementation, the seat component 2, the safety belt height adjuster fixing component 3, the safety belt anchor point and retractor fixing component 4, the inserting buckle lock fixing component 5 and the pedal component 6 are respectively fixed on the sliding table 1 through fastening bolts.
In this embodiment, the sliding table 1 is plate-shaped, and a plurality of threaded holes 11 are uniformly arranged on the sliding table at equal intervals, and bolts can be screwed with the threaded holes 11 at different positions on the sliding table 1 through assembly through holes (not shown) on the respective component bases for reinforcement. The mutual position relation of the above five components can be determined or adjusted according to the point requirement specified in appendix L in GB 14166 or the data provided by the client.
Place experimental dummy on seat subassembly 2, dummy's foot is placed on pedal subassembly 6, and seat subassembly 2 in this embodiment is the rigidity seat, and the assembly through-hole that its bottom was equipped with can pass through bolted connection with slip table 1.
Further, the seat assembly 2 can be configured according to a real seat shape and meet the requirement of repeated use. The various components of the seat assembly 2 are welded together. In this embodiment, through holes are drilled in the backrest of the seat assembly 2 corresponding to the chest and hip of the dummy, nylon ropes can be passed through the through holes, one end of each nylon rope is fixed to the chest or hip of the dummy, and the other end of each nylon rope is fixed to the rigid backrest of the seat through a damping block, so that a stay-wire type measurement method is formed. Because the nylon rope can only be pulled out by the dummy in a single direction when the dummy moves forwards, the maximum displacement of the chest and the hip of the dummy in the test process can be measured.
The belt height adjuster fixing assembly 3 includes: a height adjuster bracket 31 and a rotating plate 32 for fixing a fixing point on a seat belt height adjuster or a seat belt; the swivel plate 32 is detachably attached to the height adjuster bracket 31. In this embodiment, the rotating plate 32 is connected to the height adjuster bracket 31 by a bolt.
In this embodiment, the section of the height adjuster bracket 31 is L-shaped, and the diagonal support brackets 311 are welded to both sides of the height adjuster bracket 31, so as to ensure the strength of the tool of the safety belt height adjuster fixing component 3; the two opposite sides of the rotating plate 32 are respectively provided with a plurality of elongated holes 321 and a plurality of second through holes 322. The elongated hole 321 and the second through hole 322 function as: the height adjuster of the safety belt is fixed or when the safety belt is not provided with the height adjuster, the fixing point on the safety belt is fixed.
It can be understood that: because a plurality of assembling through holes 312 are uniformly formed in the height adjuster bracket 31 at equal intervals, when the rotating plate 32 is fixed on the assembling through holes 312 at different positions through bolt connection, the adjustment of different angles and positions of the safety belt height adjuster can be realized, and the requirement of safety belt fixing points in different vehicle type projects is met.
Further, the seatbelt anchor point and retractor fixing assembly 4 includes: a fixed plate 41, an anchor fixed plate 42 connected to one end of the fixed plate 41, and a retractor adjustment plate 43 fastened to the anchor fixed plate 42; the bottom of the fixing plate 41 is provided with a first arc-shaped groove 411 for adjusting the relative deflection angle between the seat belt anchor and the retractor fixing assembly 4 and the sliding table 1 and fixing the seat belt anchor and the retractor.
During implementation, the bolt passes through the first arc-shaped groove 411 and is fastened with the sliding table 1, so that the installation positions of the safety belt anchor point and the retractor fixing component 4 around the deflection angle of the Z-axis direction and the X, Y direction can be conveniently adjusted.
Further, the anchor fixing plate 42 has an L-shaped cross section, and a plurality of first through holes 421 are formed on a surface of one end thereof. The first through hole 421 serves to fasten the retractor adjustment plate 43 at different positions, thereby adjusting and fixing the anchor point mounting position.
The opposite sides of the retractor adjusting plate 43 are provided with third arc-shaped grooves 433 used for adjusting the relative deflection angle of the retractor adjusting plate 43 and the anchor point fixing plate 42 and fixing the retractor adjusting plate and the anchor point fixing plate, so that the installation state under the whole vehicle is restored.
Further, the buckle lock fixing member 5 includes: a mortise lock fixing plate 51 and a mortise lock adjusting plate 52 fastened to the mortise lock fixing plate 51; the bottom of the mortise lock fixing plate 51 is provided with a second arc-shaped groove 511 for adjusting and fixing the relative deflection angle between the mortise lock fixing plate 51 and the sliding table 1, and a bolt passes through the second arc-shaped groove 511 to be fastened with the sliding table 1, so that the rotation angle of the mortise lock fixing assembly 5 around the Z axis can be adjusted.
In practice, the cross-section of the buckle lock fixing plate 51 is L-shaped; the second arc-shaped slot 511 is provided at one end portion thereof, a third through hole 512 for adjusting the relative position of the mortise lock adjusting plate 52 and the mortise lock fixing plate 51 is provided on the other end surface of the mortise lock fixing plate, and the third through hole 512 functions as: the fixing position of the mortise lock adjusting plate 52 on the mortise lock fixing plate 51 is adjusted, thereby adjusting the distance between the height of the mortise lock in the Z-axis direction and the direction X, Y.
Wherein, the middle part of the mortise lock adjusting plate 52 is provided with a fourth through hole 521 for fastening the mortise lock; the opposite two sides of the mortise lock adjusting plate 52 are provided with fourth arc-shaped grooves 522 for adjusting and fixing the relative deflection angle of the mortise lock adjusting plate 52 and the mortise lock fixing plate 51; the mortise lock adjusting plate 52 is further provided with a positioning hole 523 for limiting the mortise lock.
In practice, the bolt passes through the fourth arc-shaped groove 522 to be fastened with the mortise lock fixing plate 51, so that the rotation angle of the mortise lock adjusting plate 52 can be adjusted. The fourth through hole 521 in the middle part is a fastening through hole of the mortise and tenon lock, the positioning hole 523 at the top part is a limiting hole of the mortise and tenon lock, the mortise and tenon lock can be accurately positioned and prevented from deflecting when being fastened, and the bolt is used for fastening the mortise and tenon lock after the point position of the anchor point is determined according to test requirements.
Furthermore, the cross section of the pedal assembly 6 is in the shape of an isosceles right triangle and is formed by fastening a plurality of steel plates in an end-to-end manner, and the bottom steel plate of the pedal assembly 6 can adjust the relative deflection angle with the sliding table and fix the steel plates. In this embodiment, pedal assembly 6 is three steel sheet welding forms, and the steel sheet that the foot was placed is 45 with the planar contained angle in slip table 1 place, and the assembly through-hole of footboard bottom can pass through bolted connection with slip table 1.
In the embodiment of the dynamic test device for the automobile safety belt, when the dynamic test device is specifically implemented, the positions and the angles of the safety belt height adjuster fixing component 3, the safety belt anchor point, the retractor fixing component 4 and the buckle lock fixing component 5 need to be determined according to test requirements, and then the positions and the angles are connected through bolts. The relative positions of the seat component 2, the safety belt height adjuster fixing component 3, the safety belt anchor point and retractor fixing component 4, the inserting buckle lock fixing component 5 and the pedal component 6 fastened on the sliding table 1 are adjusted and changed respectively, so that different point positions of a safety belt dynamic test are realized.
In addition, different point positions of the safety belt dynamic test can be flexibly adjusted according to the national standard or the requirements of different vehicle type projects, and the following method for testing through the automobile safety belt dynamic test device in the embodiment is as follows:
step S1: and (6) iterating the waveform. Before the dynamic test is implemented, the acceleration waveform required by the iterative test needs to be iterated, the acceleration waveform of the sliding table meets the requirement of 'annex M festooned vehicle acceleration-time curve description', and the driving mode of the sliding table 1 ensures that the total speed change Deltav of the sliding table is
The ramp 1 should remain horizontal during acceleration.
Step S2: and (5) mounting a testing device. Firstly, the seat assembly 2 and the pedal assembly 6 are fixed on a sliding table through bolts, and the rigid seat and the pedal plate are kept consistent in the Y direction.
Step S3: and adjusting the point position of the safety belt by the three-coordinate measuring instrument. A coordinate system is established by using a three-coordinate measuring instrument, and the relative positions of the safety belt height adjuster fixing component 3, the safety belt anchor point, the retractor fixing component 4 and the buckle lock fixing component 5 are adjusted according to the requirements of manufacturers or projects. The allowable error of each fixed point positioning is specified as: the maximum distance of each fixation point relative to a given position is 50 mm.
Step S4: and (6) installing a safety belt. And (4) installing a safety belt according to the point position measured in the step (3), wherein the safety belt is an important safety system component and needs to be screwed according to the torque requirement.
Step S5: and a high-speed camera and a safety belt force sensor are installed. High-speed cameras are arranged on two sides of the sliding table, Marker marks are pasted on the trunk and the safety belt of the dummy, and the Marker marks can be tracked through high-speed shooting, so that image analysis is facilitated; seat belt force sensors are mounted at various locations on the seat belt, such as near the retractor position, on the dummy shoulder, etc., for measuring seat belt force characteristics.
Step S6: and placing a dummy. An ECE R16 dummy was used in the tests, the specification of which is specified in appendix D of GB 14166, the back of the dummy should be in contact with the seat back, the centerline of the dummy coincides with the centerline of the rigid seat, and the foot of the dummy is placed on the footrest assembly 6. After the dummy is placed as required, the safety belt is worn for the dummy, and the safety belt is adjusted to be tightly attached to the dummy.
Step S7: and (4) a stay wire type measurement method. Two nylon ropes are respectively penetrated through the through holes of the rigid seat corresponding to the hip position of the chest of the dummy. One end of the nylon rope is fixed on the chest or the hip of the dummy, and the other end of the nylon rope is fixed on the rigid seat backrest through the damping block, so that a stay wire type measuring method is formed for measuring the chest and hip displacement of the dummy in the test process.
Step S8: test emission, data recording and analysis. After the collision, the seat belt is visually inspected without opening the buckle to determine whether there is a failure or breakage, and the abnormal phenomenon found is recorded. Analyzing the magnitude of the safety belt force by analyzing the pulling force acquired by the safety belt force sensor; the stay wire type measuring method and the image analysis method measure the motion amount of the chest and the hip of the dummy. Because the nylon rope can only displace when the dummy moves forwards to provide tension in the damping block, the pulling length of the nylon rope, namely the motion amount of the chest and the hip of the dummy, can be directly measured, and in addition, the Marker pasted on the dummy can be tracked by using image analysis software, and the motion amount of the dummy can also be measured. In addition, test records are made, and the structural strength of the safety belt is judged according to whether the state of the safety belt after the test is broken or not; and analyzing the characteristics of the force of the safety belt, the pre-tightening amount and the pulling-out amount of the safety belt according to the safety belt webbing acquired by the safety belt force sensor, and evaluating the pre-tightening performance and the force limiting performance of the safety belt.
The automobile safety belt dynamic test device has the following beneficial effects: the automobile safety belt dynamic test device comprises: slip table, detachable fastening connection are in seat subassembly, the fixed subassembly of safety belt height adjuster, safety belt anchor point and the fixed subassembly of coiler, eye-splice lock fixed subassembly and pedal subassembly on the slip table, wherein: the safety belt height adjuster fixing component is arranged at the rear side of the seat component, the safety belt anchor, the retractor fixing component and the inserting buckle lock fixing component are respectively arranged at two opposite sides of the seat component, and the pedal component is arranged at the front side of the seat component; different point positions of a dynamic test of the safety belt are realized by respectively adjusting and changing the relative positions of the seat assembly, the safety belt height adjuster fixing assembly, the safety belt anchor point and retractor fixing assembly, the inserting buckle lock fixing assembly and the pedal assembly fastened on the sliding table, the adjustment of a plurality of fixing assemblies at multiple angles and multiple positions can be realized, the accuracy of the installation position of the safety belt is effectively ensured, and the acting force path of the safety belt webbing is kept consistent with the design state; the structure is simple, the operation is convenient, and the precision is higher.
Claims (10)
1. The utility model provides a car blet dynamic test device which characterized in that includes: slip table, detachable fastening connection are in seat subassembly, the fixed subassembly of safety belt height adjuster, safety belt anchor point and the fixed subassembly of coiler, eye-splice lock fixed subassembly and pedal subassembly on the slip table, wherein:
the safety belt height adjuster fixing assembly is arranged on the rear side of the seat assembly, the safety belt anchor point, the retractor fixing assembly and the buckle lock fixing assembly are respectively arranged on two opposite sides of the seat assembly, and the pedal assembly is arranged on the front side of the seat assembly;
the subassembly is fixed with the coiler to the safety belt anchor point includes: the retractor adjusting plate comprises a fixed plate, an anchor point fixed plate connected to one end of the fixed plate and a retractor adjusting plate fastened on the anchor point fixed plate; the bottom of the fixed plate is provided with a first arc-shaped groove used for adjusting and fixing the relative deflection angle of the safety belt anchor and the retractor fixing assembly with the sliding table;
the buckle lock fixing assembly includes: the buckle lock comprises a buckle lock fixing plate and a buckle lock adjusting plate fastened on the buckle lock fixing plate; and a second arc-shaped groove used for adjusting the relative deflection angle of the inserting and buckling lock fixing plate and the sliding table and fixing is formed in the bottom of the inserting and buckling lock fixing plate.
2. The device for testing the dynamic state of an automobile safety belt according to claim 1, wherein a plurality of first through holes for adjusting and fixing the installation position of the anchor point are formed in the anchor point fixing plate.
3. The dynamic test device for the automobile safety belt according to claim 1, wherein a retractor mounting hole is formed in the middle of the retractor adjusting plate;
the retractor adjusting plate is provided with a limiting groove for limiting an anti-rotation hook of the retractor;
the relative both sides of coiler adjusting plate are equipped with and are used for adjusting the coiler adjusting plate with anchor point fixed plate relative deflection angle and go on fixed third arc wall.
4. The automotive seat belt dynamic test apparatus of claim 1, wherein the seat belt height adjuster fixing member comprises: the height adjuster comprises a height adjuster bracket and a rotating plate used for fixing a safety belt height adjuster or a fixing point on a safety belt;
the rotating plate is detachably connected to the height adjuster bracket.
5. The dynamic test device for the automobile safety belt according to claim 4, wherein the section of the high adjuster bracket is L-shaped, and inclined strut brackets are arranged on two sides of the high adjuster bracket;
a plurality of strip-shaped holes and a plurality of second through holes are formed in the two opposite sides of the rotating plate respectively.
6. The vehicle seat belt dynamic test apparatus according to claim 1, wherein the cross-section of the buckle lock fixing plate is L-shaped;
the mortise lock fixing plate is provided with a third through hole for adjusting the relative position of the mortise lock adjusting plate and the mortise lock fixing plate.
7. The dynamic test device for an automobile safety belt according to claim 1, wherein a fourth through hole for fastening the latch is formed in the middle of the latch adjusting plate;
and the opposite two sides of the mortise lock adjusting plate are provided with fourth arc-shaped grooves for adjusting and fixing the relative deflection angle of the mortise lock adjusting plate and the mortise lock fixing plate.
8. The vehicle seat belt dynamic test apparatus of claim 1, wherein the latch adjusting plate further comprises a positioning hole for limiting the latch.
9. The vehicle seat belt dynamic test apparatus as set forth in claim 1, wherein the seat assembly is provided with fitting holes for fixing the dummy's chest and buttocks, respectively, wherein: the nylon rope passes through the assembly hole, one end of the nylon rope is fixed on the chest or the hip of the dummy, and the other opposite end of the nylon rope is fastened on the seat component through the damping block.
10. The dynamic test device for the automobile safety belt according to claim 1, wherein the cross section of the pedal assembly is in the shape of an isosceles right triangle and is formed by fastening a plurality of steel plates end to end, and the bottom steel plate of the pedal assembly can adjust and fix the relative deflection angle with the sliding table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122055708.5U CN215573790U (en) | 2021-08-27 | 2021-08-27 | Dynamic test device for automobile safety belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122055708.5U CN215573790U (en) | 2021-08-27 | 2021-08-27 | Dynamic test device for automobile safety belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215573790U true CN215573790U (en) | 2022-01-18 |
Family
ID=79843732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122055708.5U Active CN215573790U (en) | 2021-08-27 | 2021-08-27 | Dynamic test device for automobile safety belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215573790U (en) |
-
2021
- 2021-08-27 CN CN202122055708.5U patent/CN215573790U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111122145B (en) | Automobile safety belt dynamic performance test method | |
| US9140588B2 (en) | Vehicle seat comprising load sensor and side frame with upper-side protruding section and lower-side protruding section | |
| US7047825B2 (en) | Sensor assembly for measuring weight applied to a vehicle seat | |
| US20080084086A1 (en) | Passenger's Weight Measurement Device for Vehicle Seat | |
| US6447010B1 (en) | Seat belt force sensor system | |
| CN104215461A (en) | Mounting device for use in seat-belt pretension feature test | |
| US7584667B2 (en) | Method and apparatus for sensing seat occupant weight | |
| US6824165B2 (en) | Weight sensor assembly for determining seat occupant weight | |
| CN215573790U (en) | Dynamic test device for automobile safety belt | |
| CN112146891A (en) | Safety belt installation module, automobile safety belt dynamic test device and test method | |
| EP1189787B1 (en) | Weight sensor assembly for determining seat occupant weight | |
| EP1156944A1 (en) | Method and apparatus for sensing seat occupant weight | |
| CN217637914U (en) | Locking force dynamic impact loading device for automobile safety belt lock tongue | |
| CN213544014U (en) | Safety belt installation module and automobile safety belt dynamic test device | |
| CN207197828U (en) | Automotive safety tape test set | |
| Greg et al. | Development of an alternative frontal impact condition to assess thoracic response using the THOR Mod Kit dummy | |
| CN213842087U (en) | Displacement measuring device of seat back in automobile crash test | |
| CN220625224U (en) | Appearance dimension detection tool for accommodating cabin of automobile safety airbag | |
| US20050065757A1 (en) | System and method for estimating displacement of a seat-belted occupant | |
| CN220670915U (en) | Safety belt simulation real vehicle state static force test bench | |
| CN209656260U (en) | A kind of quick-fried experimental rig of static point | |
| KR20190017281A (en) | Crash test device of seat back for vehicle | |
| Finch et al. | Dynamic testing of seat belts | |
| US20020105178A1 (en) | Combination sensor systems for occupant sensing | |
| Snider | Vehicle instrumentation for crash testing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |