CN115014805A - Car seat collision detection device to deformation analysis record - Google Patents

Abstract

The invention discloses an automobile seat collision detection device for deformation analysis recording, which comprises a collision detection device, a base, a marking plate, a pushing mechanism, a control cabinet, a lead screw, a seat support and a marking pen, wherein the base is arranged at the bottom of the collision detection device, the marking plate is vertically welded on the rear side of the upper end surface of the base, a sliding groove for mounting a collision seat is formed in the upper end surface of the base, the control cabinet connected with the pushing mechanism is arranged at the upper part of the base, which is positioned at the outer end of the sliding groove, and a pen pressing plate for pressing the marking pen is fixed at the top end of a pen rack through a screw. This car seat collision detection device to deformation analysis record, structural feature according to the seat can realize detecting and the record the range of rocking of the seat back of the chair, makes things convenient for measurement personnel's detection and file, simultaneously, through setting up corresponding fixture on the base, can realize the fixed to different seat lower part supports.

Description

Car seat collision detection device to deformation analysis record

Technical Field

The invention relates to the technical field of automobiles, in particular to an automobile seat collision detection device for deformation analysis records.

Background

The car seat is a supplementary seat of taking for personnel to take in the car, and it not only can provide the travelling comfort for the passenger, also can cooperate the safety belt to protect the safety of passenger, therefore, the quality of a seat is related to the personal safety of passenger, when making the car seat, all need carry out collision detection to the car seat, for example the comparison file application number: CN202022095105.3, date of authorized announcement: 20210629, including test bench, including back seat fixed platform, preceding seat fixed platform, the connecting rod, back safety belt mount and storage platform, back seat fixed platform fixes the rear portion at test bench, preceding seat fixed platform fixes the front portion at test bench and connects back seat fixed platform through the connecting rod, two back safety belt mounts are fixed respectively on the test bench of back seat fixed platform both sides, storage platform fixes on the test bench at back seat fixed platform rear portion and storage platform is higher than back seat fixed platform, but it is when using, there is the following problem:

1. in the seat collision experiment, a structure for marking the bending and shaking amplitude of the chair back after the automobile is collided is lacked, so that a detector cannot visually observe the change degree of the chair back of the seat and the comparison record after multiple impact tests;

2. when fixed to car seat bottom, often adopt the bolt more directly with on the base, when the installation, need carry out special alignment according to not unidimensional seat and fix, the steadiness is poor.

Disclosure of Invention

The invention aims to provide an automobile seat collision detection device for deformation analysis recording, which aims to solve the problems that the existing automobile seat collision detection device in the market proposed by the background technology lacks a structure for marking the bending and shaking amplitude of a seat back after the automobile is collided during a seat collision experiment, and a detector cannot visually observe the change degree of the seat back and the comparison recording after multiple collision experiments;

2. when fixed bottom the car seat, often adopt the bolt more directly with on the base, when the installation, need carry out special alignment according to the seat of not unidimensional fixedly, the poor problem of steadiness.

In order to achieve the purpose, the invention provides the following technical scheme: a car seat collision detection device for deformation analysis recording comprises a collision detection device, a base, a marking plate, a pushing mechanism, a control cabinet, a lead screw, a seat support bracket and a marking pen, wherein the base is arranged at the bottom of the collision detection device, the marking plate is vertically welded at the rear side of the upper end surface of the base, a sliding groove for mounting a collision seat is formed in the upper end surface of the base, the control cabinet connected with the pushing mechanism is arranged at the upper part of the outer end of the sliding groove of the base, two horizontally arranged guide grooves are formed in the bottom of the sliding groove, one side of the collision seat at the outer end of the sliding groove is connected with the output end of the pushing mechanism, a groove for placing the seat support is formed in the upper end surface of the collision seat, the edge of the upper end surface of the collision seat is connected with the horizontally arranged lead screw through a thread, an upper clamping plate for mounting the pen support is fixed on a headrest supporting rod of the seat above the seat support bracket, the pen rack is characterized in that one end, far away from the pen rack, of the upper clamping plate is connected with a lateral clamping plate through screws, clamping holes used for clamping are formed in the inner sides of the upper clamping plate and the lateral clamping plate, and a pen pressing plate used for pressing the marking pen is fixed to the top end of the pen rack through screws.

Furthermore, a second clamping frame is connected to the inner end bearing of the screw rod, and two parallel L-shaped first clamping frames are welded in a slot on the upper end face of the impact seat on one side, far away from the screw rod, of the second clamping frame.

Furthermore, an adjusting groove used for slidably mounting a cross adjusting block is formed in the upper end face of the first clamping frame in a penetrating mode, and a pressing rod is connected to the cross adjusting block in a threaded mode.

Furthermore, the second clamping frame and the side of the impact seat are correspondingly arranged on the lead screw, a splicing head is integrally formed at one end of the second clamping frame, a splicing groove is formed at the other end of the second clamping frame, and an inclined jacking portion is integrally formed at the upper portion of the inner side of the second clamping frame.

Furthermore, an adjusting opening is formed in the side of the lower portion, close to the seat, of the pen rack, the inner portion of the adjusting opening is connected with a supporting block at the inner end of the lower clamping plate in a sliding mode, and a threaded opening in the supporting block is connected with a screw rod in the adjusting opening in a threaded mode.

Furthermore, the upper end face and the lower end face of the supporting block are both provided with telescopic openings penetrating through the threaded openings, and anti-falling blocks capable of sliding up and down are arranged inside the telescopic openings.

Furthermore, the anti-falling block and the anti-falling groove on the adjusting opening are correspondingly arranged.

Furthermore, a section of the anti-drop block located inside the threaded opening is processed with a threaded portion, and two ends of the threaded portion are arc-shaped facilities.

Furthermore, the sum of the lengths of the 2 anti-falling blocks is equal to the height of the supporting block, and the anti-falling blocks are made of magnetic materials.

Compared with the prior art, the invention has the beneficial effects that: according to the automobile seat collision detection device for deformation analysis recording, a corresponding detection structure is designed according to the structural characteristics of the seat, in the process of a seat impact test, the rocking amplitude of the seat back can be detected and recorded, detection and filing of detection personnel are facilitated, and meanwhile, the lower supports of different seats can be fixed by arranging corresponding clamping mechanisms on the base;

1. the top end face of the impact seat on one side, away from the screw rod, of the second clamping frame is internally welded with a first clamping frame in a shape like the L, the chair seat support can be tightly supported and fixed between the second clamping frame and the first clamping frame by pushing of the second clamping frame, an adjusting groove for slidably mounting a cross adjusting block is formed in the top end face of the first clamping frame in a penetrating manner, a pressing rod is connected to the cross adjusting block in a threaded manner, the position of the cross adjusting block in the adjusting groove can be adjusted according to the size of the chair seat support, and then the pressing rod on the cross adjusting block is adjusted to tightly press one side of the chair seat support;

2. the inner end bearing of the screw rod on the impact seat is connected with a second clamping frame, an inclined jacking part is integrally formed at the upper part of the inner side of the second clamping frame, the distance between the second clamping frame at the inner end and the first clamping frame can be adjusted through the screw rod, the lower end face jacking part can be tightly pressed on the other side of the seat support, meanwhile, the two ends of the second clamping frame are respectively provided with a splicing head and a splicing groove, and when the screw rods at different positions on the impact seat are screwed, the second clamping frame at the inner end of the screw rod at the corresponding positions with the cross-shaped adjusting block and the pressing rod can be driven to move, so that the seat support can be accurately clamped;

3. the regulation mouth has been seted up near the lower part avris of seat one side at the penholder, adjust the inside of mouth and the inner supporting shoe sliding connection of lower plate, screw thread mouth on the supporting shoe and the inside lead screw threaded connection of regulation mouth, accessible lead screw control supporting shoe slides in the inside of regulation mouth, and then it presss from both sides tightly to drive the outside lower plate of supporting shoe to the both sides of seat, and simultaneously, the flexible mouth that runs through the screw thread mouth is all seted up to the upper and lower both ends face of supporting shoe, the inside of flexible mouth is provided with the anticreep piece that can slide magnetic material from top to bottom, play and correspond the effect that sets up with the anticreep groove on the regulation mouth, when rotating the lead screw on the penholder, can realize the support to the supporting shoe, avoid rocking of supporting shoe and too big to the lead screw atress.

Drawings

FIG. 1 is a schematic structural diagram of a collision detection device of an automobile seat collision detection device for deformation analysis recording according to the present invention;

FIG. 2 is a schematic sectional view of a portion a-a of FIG. 1 of a collision detecting apparatus for a vehicle seat according to the present invention, which analyzes and records deformation;

FIG. 3 is a schematic top view of a pen rack of the device for detecting collision of a car seat according to the present invention;

FIG. 4 is an enlarged schematic structural view of a point A in FIG. 2 of the collision detecting apparatus for vehicle seats according to the present invention;

FIG. 5 is a schematic top view of a collision detection device of an automobile seat collision detection device for analyzing and recording deformation according to the present invention;

FIG. 6 is an enlarged schematic structural view of a point B in FIG. 5 of the apparatus for detecting a collision of a car seat according to the present invention;

FIG. 7 is a schematic diagram of a splicing structure of a second clamping frame of the device for detecting collision of an automobile seat according to deformation analysis records of the invention;

FIG. 8 is a schematic view of an inner side structure of a pen rack of the car seat collision detection device for deformation analysis recording according to the present invention;

FIG. 9 is a schematic cross-sectional view of the part b-b of the automobile seat collision detection device for deformation analysis recording according to the present invention;

FIG. 10 is a schematic cross-sectional view of the part c-c of FIG. 9 of the collision detecting apparatus for a vehicle seat according to the present invention, which is used for analyzing and recording deformation;

FIG. 11 is a schematic top view of a lower clamping plate and a supporting block of the device for detecting collision of car seat according to the present invention;

fig. 12 is a schematic sectional view of the part d-d of fig. 11 of a collision detecting apparatus for a vehicle seat according to the present invention, which analyzes and records deformation.

In the figure: 1. a collision detection device; 2. a base; 3. a marking plate; 4. a striking seat; 5. a sliding groove; 6. a guide groove; 7. a pushing mechanism; 8. a control cabinet; 9. a screw rod; 10. a seat support; 11. a pen rack; 12. an upper splint; 13. a lower splint; 14. a side clamping plate; 15. a pen pressing plate; 16. a marking pen; 17. a clamping hole; 18. a first clamping frame; 19. an adjustment groove; 20. a cross adjusting block; 21. a hold down bar; 22. a second clamping frame; 23. a tightening part; 24. splicing heads; 25. splicing grooves; 26. an adjustment port; 27. a supporting block; 28. a threaded opening; 29. an anti-drop block; 30. a drop-proof groove; 31. a flexible opening; 32. a threaded portion.

Detailed Description

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.

As shown in fig. 1-12;

example 1

A car seat collision detection device for deformation analysis recording comprises a collision detection device 1, wherein a base 2 is arranged at the bottom of the collision detection device 1, a marking plate 3 is vertically welded at the rear side of the upper end face of the base 2, a sliding groove 5 for installing a collision seat 4 is formed in the upper end face of the base 2, a control cabinet 8 connected with a pushing mechanism 7 is arranged at the upper part of the outer end of the sliding groove 5 of the base 2, two horizontally arranged guide grooves 6 are formed in the bottom of the sliding groove 5, one side of the collision seat 4, which is positioned at the outer end of the sliding groove 5, is connected with the output end of the pushing mechanism 7, a notch for placing a seat support 10 is formed in the upper end face of the collision seat 4, a horizontally arranged lead screw 9 is connected at the edge of the upper end face of the collision seat 4 through a thread, an upper clamp plate 12 for installing a pen rack 11 is fixed on a headrest support rod of a seat above the seat support 10, and a lateral clamping plate 14 is connected with one end of the upper clamp plate 12, which is far away from the pen rack 11, the inboard of punch holder 12 and lateral part clamp plate 14 has all been seted up and has been used for the tight hole 17 of clamp, the top fix with screw of penholder 11 is used for the pressure pen board 15 that compresses tightly marking pen 16, the inner bearing of lead screw 9 is connected with second chucking frame 22, the first chucking frame 18 of two parallel "the inverse melt" forms has been welded in the fluting of the striking seat 4 up end that lead screw 9 one side was kept away from to second chucking frame 22, can realize pressing from both sides tight seat support 10 through second chucking frame 22 and first chucking frame 18, avoid seat support 10 to take place the dislocation movement at the in-process of impact test.

Example 2

The difference between this embodiment and embodiment 1 is that the adjustment groove 19 that is used for slidable mounting cross regulating block 20 is seted up in running through to the up end of first chucking frame 18, threaded connection has a pressure bar 21 on the cross regulating block 20, can be at the inside gliding cross regulating block 20 that removes of adjustment groove 19 through the setting, can be according to seat support 10 in the position of striking seat 4 top sliding tray 5, make cross regulating block 20 slide to seat support 10 top, and screw the pressure bar 21 on the cross regulating block 20, realize the operation of compressing tightly on seat support 10 one side upper portion.

Example 3

The embodiment is different from embodiment 1 in that, second chucking frame 22 corresponds the setting with the lead screw 9 that strikes 4 avris of seat, the one end integrated into one piece of second chucking frame 22 has splice 24, splice 25 has been seted up to the other end of second chucking frame 22, the inboard upper portion integrated into one piece of second chucking frame 22 has the tight portion 23 in top of slope form, be provided with second chucking frame 22 a plurality ofly, and be provided with splice 24 and splice 25 respectively in the both sides of second chucking frame 22, can be according to the position of seat support 10, adjust relevant position lead screw 9, and then drive relevant position second chucking frame 22 tight to the top of seat support 10, and simultaneously, the inboard upper portion integrated into one piece of second chucking frame 22 has the tight portion 23 in top of slope form, can carry out the tight operation in top to the seat support 10 of different thickness.

Example 4

The difference between this embodiment and embodiment 1 is that, regulation mouth 26 has been seted up to the lower part avris that the penholder 11 is close to seat one side, adjust the inside of mouth 26 and the inner supporting shoe 27 sliding connection of lower plate 13, screw thread mouth 28 on the supporting shoe 27 and the inside lead screw 9 threaded connection of regulation mouth 26, set up adjustable lower plate 13, lead screw 9 on the accessible penholder 11, adjust the inboard supporting shoe 27 of lower plate 13 and move in regulation mouth 26 is inside, and then realize the clamp of lower plate 13 to the back of the chair, make penholder 11 stable fixed, avoid the lower part of penholder 11 to take place to rock.

Example 5

The difference between this embodiment and embodiment 1 is that the upper and lower end surfaces of the supporting block 27 are both provided with an expansion port 31 penetrating through the threaded port 28, the expansion port 31 is internally provided with an anti-drop block 29 capable of sliding up and down, the anti-drop block 29 is arranged corresponding to the anti-drop groove 30 on the adjusting port 26, a threaded portion 32 is processed at a section of the anti-drop block 29 located inside the threaded port 28, two ends of the threaded portion 32 are arc-shaped facilities, the sum of the lengths of the 2 anti-drop blocks 29 is equal to the height of the supporting block 27, the anti-drop block 29 is made of a magnetic material, the expansion port 31 on the supporting block 27 is provided with the anti-drop block 29 with a thread at the bottom, after the screw of the screw rod 9 is screwed in, the anti-drop block 29 is ejected out, and then the anti-drop block 29 is ejected out from the expansion port 31 and enters the anti-drop groove 30 on the adjusting port 26, so as to further limit the supporting block 27, and the stability of the supporting block 27 is facilitated.

The working principle is as follows: when the device for detecting collision of car seat with deformation analysis record is used, as shown in fig. 1-2 and fig. 4-7, the seat support 10 at the lower part of the car seat to be detected is firstly pushed into the upper sliding groove 5 from one end above the base 2, and 2 seat supports 10 at the lower part of the car seat are respectively positioned at one side of the inner recess of the first clamping frame 18 in the sliding groove 5, after one end of the seat support 10 is tightly pressed against the inner end of the sliding groove 5, the screw rod 9 at the corresponding position on the base 2 is screwed according to the position of the seat support 10, the screw rod 9 drives the second clamping frame 22 at the inner end to move towards one side of the first clamping frame 18, the tightening part 23 at the inner side of the second clamping frame 22 pushes the seat support 10 towards one side of the inner recess of the first clamping frame 18, at this time, the second clamping frame 22 respectively presses against two sides of the seat support 10 through the tightening part 23 and the first clamping frame 18, in the process of moving the second clamping frame 22, the splicing head 24 at the side of the second clamping frame 22 moves in the splicing groove 25 at the side of the adjacent second clamping frame 22, after the corresponding second clamping frame 22 is adjusted, the pressing rod 21 slides in the adjusting groove 19 on the first clamping frame 18 through the cross-shaped adjusting block 20 according to the position of the seat support 10 inside one side of the first clamping frame 18 and slides right above the seat support 10, then the pressing rod 21 is screwed, the lower part of the pressing rod 21 moves downwards under the threaded engagement with the cross-shaped adjusting block 20, and further presses the seat support 10 below the pressing rod, and at the moment, the fixing of the seat support 10 at the lower part of the seat is completed;

as shown in fig. 1-3 and fig. 8-12, firstly, the groove on the upper clamping plate 12 on the upper part of the pen rack 11 is clamped on the bracket of the headrest of the seat, and is clamped by the lateral clamping plate 14 through the screw, the fixing on the upper part of the pen rack 11 is completed, then, the screw rods 9 on both sides of the lower part of the pen rack 11 are rotated, the inner ends of the screw rods 9 are engaged with the screw thread openings 28 on the supporting blocks 27 at the inner ends of the lower clamping plate 13, so that the supporting blocks 27 move inside the adjusting openings 26, meanwhile, the screw rods 9 are engaged with the screw thread portions 32 at the bottoms of the anti-falling blocks 29 in the supporting blocks 27 penetrating through the telescopic openings 31, so that the outer ends of the anti-falling blocks 29 are pressed into the anti-falling grooves 30 on the adjusting openings 26 while moving, and the supporting blocks 27 drive the lower clamping plate 13 to clamp the back part of the seat, thereby realizing the fixing on the lower part of the pen rack 11;

as shown in fig. 1, a recording paper is flatly laid on a marking plate 3, four corners of the paper are fixed, then, as shown in fig. 1-3 and 8, a marking pen 16 is placed in a groove at the top of a pen rack 11, the marking pen 16 is contacted with the recording paper, a pen pressing plate 15 is covered on the pen marking plate, and the recording paper is fixed by screws, finally, a pushing mechanism 7 is controlled by a control cabinet 8 to quickly push a striking seat 4, the pushing mechanism 7 can be a hydraulic oil cylinder, an air cylinder or other telescopic mechanisms capable of being quickly pushed, the striking seat 4 is impacted with the inner end of a sliding groove 5 under the pushing action, a seat on the striking seat 4 is driven by inertia to shake, and further the marking pen 16 on the pen rack 11 is driven to move, the recording paper on the marking plate 3 slides out of a track, so that a single detection experiment is completed, then, a detector can replace the paper according to the steps and adjust the extension speed of the pushing mechanism 7, further, a plurality of comparison experiments are carried out.

It should be understood that the terms "central," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, that the present invention is used with reference to the particular orientation or position shown in the drawings, that the standard components used in the present invention are commercially available, that the specific components are custom-made from the specification and drawings, that the specific connections between the various components are made by conventional means such as bolts, rivets, welding, etc., that the machines, components and devices are well known in the art, the conventional model, together with the circuit connections, are conventional in the art and will not be described in detail here.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (9)

1. The utility model provides a car seat collision detection device to deformation analysis record, includes collision detection device (1), base (2), mark plate (3), pushing mechanism (7), switch board (8), lead screw (9), seat support (10) and marker pen (16), its characterized in that: the bottom of collision detection device (1) is provided with base (2), the vertical welding in rear side of base (2) up end has marking plate (3), sliding tray (5) that are used for installing striking seat (4) are offered to the up end of base (2), base (2) are located the upper portion of sliding tray (5) outer end is provided with switch board (8) of being connected with pushing mechanism (7), guide way (6) that two levels set up are offered to the bottom of sliding tray (5), striking seat (4) are located one side of sliding tray (5) outer end with the output of pushing mechanism (7) is connected, the fluting that is used for placing seat support (10) is offered to the up end of striking seat (4), the edge threaded connection of striking seat (4) up end has lead screw (9) that the level set up, be fixed with punch holder (12) that are used for installing penholder (11) on the headrest branch of seat support (10) top seat ) The pen holder is characterized in that one end, far away from the pen holder (11), of the upper clamping plate (12) is connected with a lateral clamping plate (14) through screws, clamping holes (17) used for clamping are formed in the inner sides of the upper clamping plate (12) and the lateral clamping plate (14), and a pen pressing plate (15) used for pressing the marking pen (16) is fixed to the top end of the pen holder (11) through screws.

2. A collision detecting apparatus for a vehicle seat recorded by deformation analysis according to claim 1, wherein: the inner end bearing of the screw rod (9) is connected with a second clamping frame (22), and two parallel reversed L-shaped first clamping frames (18) are welded in a groove on the upper end face of the impact base (4) on one side, far away from the screw rod (9), of the second clamping frame (22).

3. A car seat collision detecting apparatus for analyzing a deformation record according to claim 2, wherein: the upper end face of the first clamping frame (18) penetrates through an adjusting groove (19) for slidably mounting a cross adjusting block (20), and a pressing rod (21) is connected to the cross adjusting block (20) in a threaded mode.

4. A car seat collision detecting apparatus for analyzing a deformation record according to claim 2, wherein: second chucking frame (22) with striking seat (4) avris lead screw (9) correspond the setting, the one end integrated into one piece of second chucking frame (22) has splice (24), splice groove (25) have been seted up to the other end of second chucking frame (22), the inboard upper portion integrated into one piece of second chucking frame (22) has the tight portion in top (23) of slope form.

5. A collision detecting apparatus for a vehicle seat recorded by deformation analysis according to claim 1, wherein: the pen rack is characterized in that an adjusting opening (26) is formed in the side of the lower portion, close to one side of the seat, of the pen rack (11), the inside of the adjusting opening (26) is connected with a supporting block (27) at the inner end of the lower clamping plate (13) in a sliding mode, and a threaded opening (28) in the supporting block (27) is connected with a screw rod (9) in the adjusting opening (26) in a threaded mode.

6. The apparatus for detecting a collision of a car seat according to claim 5, wherein: and telescopic openings (31) penetrating through the threaded openings (28) are formed in the upper end surface and the lower end surface of the supporting block (27), and anti-falling blocks (29) capable of sliding up and down are arranged in the telescopic openings (31).

7. The apparatus for detecting a collision of a car seat according to claim 6, wherein: the anti-falling block (29) is arranged corresponding to the anti-falling groove (30) on the adjusting opening (26).

8. A car seat collision detecting apparatus for analyzing a deformation record according to claim 7, wherein: one section of the anti-falling block (29) positioned in the threaded opening (28) is processed with a threaded part (32), and two ends of the threaded part (32) are arc-shaped facilities.

9. A car seat collision detecting apparatus for analyzing a deformation record according to claim 8, wherein: the sum of the lengths of the 2 anti-falling blocks (29) is equal to the height of the supporting block (27), and the anti-falling blocks (29) are made of magnetic materials.

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