CN212373204U - Seat frame side plate with energy absorption structure and seat framework - Google Patents
Seat frame side plate with energy absorption structure and seat framework Download PDFInfo
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- CN212373204U CN212373204U CN202022089810.2U CN202022089810U CN212373204U CN 212373204 U CN212373204 U CN 212373204U CN 202022089810 U CN202022089810 U CN 202022089810U CN 212373204 U CN212373204 U CN 212373204U
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Abstract
The utility model discloses a take seat frame curb plate and seat skeleton of energy-absorbing structure, wherein take seat frame curb plate of energy-absorbing structure, adopt the sheet metal component punching press to form, mounting hole and angle modulation ware back mounting hole before the rear portion of seat frame curb plate is provided with the angle modulation ware, mounting hole is the dysmorphism hole behind mounting hole, the angle modulation ware before the angle modulation ware, the mounting hole is the dysmorphism hole, including bolt via hole and arc hole, and bolt via hole and arc hole pass through shrink neck intercommunication, set for the line of two bolt via holes and be the X line, and the center and the perpendicular to X line of bolt via hole are crossed to the Y line, then the concentric setting of bolt via hole and arc hole, and arc hole and shrink neck are in the below of X line and the bilateral symmetry setting at the Y line. The energy-absorbing device can absorb energy dynamically in the collision process of the automobile, can reduce the damage to drivers and passengers in the dynamic collision of a front row of luggage cases and the dynamic collision of a backward whiplash injury, and simplifies the structure and the manufacturing process.
Description
Technical Field
The utility model relates to a car seat spare part technical field, concretely relates to seat frame curb plate to and contain the seat skeleton of this seat frame curb plate.
Background
When a vehicle is running, drivers and passengers are easily injured in case of collision (including front collision and rear collision), wherein the front collision is called front-row trunk dynamic collision, and the rear collision is called rear whiplash dynamic collision. Two mounting holes of the lower connecting plate and the seat frame side plate of the traditional angle adjuster are round holes, so that the lower connecting plate and the seat frame side plate cannot play a role in collision energy absorption in a dynamic collision accident, and drivers and passengers are easily injured. In order to reduce the damage caused by the car collision, car manufacturers have developed seats capable of absorbing energy dynamically, for example, an energy absorbing plate is added on the lower connecting plate of the angle adjuster, or various weakening holes and buffer structures are added on the lower connecting plate of the angle adjuster.
For the design that the energy absorption plate is additionally arranged on the lower connection part of the angle adjuster, the number of parts is increased, and the energy absorption plate needs to be installed and fixed, so that the manufacturing and installation are complex; meanwhile, the additionally arranged energy absorption plate easily causes frictional abnormal sound with the lower connecting plate of the angle adjuster in the normal running process. The design that the weakening hole and the buffering structure are additionally arranged on the lower connecting plate of the angle adjuster enables the stamping process of the lower connecting plate of the angle adjuster to be complex, and meanwhile, after the weakening hole and the buffering structure are additionally arranged, the thickness of the lower connecting plate needs to be increased to ensure the overall strength, so that the weight is correspondingly increased, and the lightweight design of products is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a seat frame curb plate for seat frame skeleton can dynamic energy-absorbing at car collision in-process, can reduce front row suitcase dynamic collision and to the injury to driver and crew in waving whip injury dynamic collision after, simplifies structure and manufacturing process simultaneously.
Therefore, the utility model discloses the technical scheme who adopts does: a seat frame side plate with an energy absorption structure is formed by stamping a sheet metal part, a front angle adjuster mounting hole and a rear angle adjuster mounting hole are formed in the rear portion of the seat frame side plate, the front angle adjuster mounting hole and the rear angle adjuster mounting hole are both special-shaped holes and comprise bolt through holes and arc-shaped holes, the bolt through holes are communicated with the arc-shaped holes through shrinkage necks, a connecting line of the two bolt through holes is set to be an X line, a Y line passes through the center of the bolt through holes and is perpendicular to the X line, the bolt through holes and the arc-shaped holes are concentrically arranged, and the arc-shaped holes and the shrinkage necks are symmetrically arranged below the X line and on two sides of the Y line.
Preferably, one of the bolt through holes is a round hole, the other bolt through hole is a waist-shaped hole, and the extending direction of the waist-shaped hole is collinear with the X line. One bolt through hole is designed by a waist-shaped hole, so that the front mounting hole of the angle adjuster and the rear mounting hole of the angle adjuster are not influenced by manufacturing errors during mounting, and the seat can generate a movement amount along the X-ray direction due to the fact that the extending direction of the waist-shaped hole is collinear with the X-ray in the collision process, so that collision is further buffered and energy-absorbed.
Further preferably, the width of the arc-shaped hole is larger than the diameter of the bolt through hole, and the ratio of the width of the contraction neck to the diameter of the bolt through hole is 0.4-0.5. The ratio of the width of the contraction neck to the diameter of the bolt through hole is very important for the energy absorption effect, and the ratio is limited to 0.4-0.5 by optimizing the size, so that the best energy absorption effect can be achieved.
Preferably, the radius of the semi-circles at the two ends of the front mounting hole of the angle adjuster is equal to that of the bolt through hole, the length of the middle parallel section of the waist-shaped hole is 1.5-2.5 mm, and the arc angle of the arc-shaped hole is 85-95 degrees. Two bolts with uniform specifications can be selected for mounting the connection between the seat frame side plate and the lower part of the angle adjuster; and the length of the middle parallel section of the waist-shaped hole and the arc angle of the arc-shaped hole are limited, so that the energy absorption effect is further improved.
And simultaneously, the utility model also provides a take seat skeleton of energy-absorbing structure, connecting plate under seat frame skeleton, back skeleton and regulator still includes foretell seat frame curb plate of taking energy-absorbing structure, be provided with under the regulator on the connecting plate before the seat frame curb plate that corresponds with the preceding mounting hole of angle modulation ware, the seat frame curb plate after-mounting hole that corresponds with the mounting hole behind the angle modulation ware, mounting hole, seat frame curb plate after-mounting hole all be under the regulator with the integrative stamping forming of connecting plate from turn-ups internal thread hole under the seat frame curb plate, the step bolt passes from turn-ups internal thread hole and combines the nut to link together seat frame curb plate and regulator under the connecting plate. The self-flanging internal thread hole formed by integral punch forming is adopted, the process is reliable, the manufacturing cost is reduced, the number of parts is reduced, and the assembly is simplified.
The utility model has the advantages that:
(1) the front mounting hole and the rear mounting hole of the angle adjuster are designed by adopting special-shaped holes, the shrinkage neck and the arc-shaped hole are added on the basis of bolt through holes, when front collision occurs, the seat framework is integrally formed into a counterclockwise rotation amount around the rear mounting hole of the angle adjuster, namely, the front end of the lower connecting plate of the angle adjuster generates a downward displacement amount, so that the connecting bolt is pulled to slide downwards in the front mounting hole of the angle adjuster, and the connecting bolt just extrudes the shrinkage neck or penetrates through the shrinkage neck to be extruded into the arc-shaped hole, so that the special-shaped hole of the side plate of the seat frame generates extrusion deformation energy absorption; when the seat frame collides after the seat frame is formed, the seat frame integrally forms a clockwise rotation amount around the front mounting hole of the angle adjuster, namely, the rear end of the lower connecting plate of the angle adjuster generates a downward displacement amount, so that the connecting bolt is pulled to slide downwards in the rear mounting hole of the angle adjuster, the connecting bolt just extrudes a contraction neck or penetrates the contraction neck to extrude into an arc hole, and a special-shaped hole of a side plate of the seat frame generates deformation energy absorption. When the connecting bolt crosses the contracted neck, the seat is at the moment of maximum displacement, once the seat enters the arc-shaped hole, the speed is rapidly reduced, so that dynamic energy absorption is realized, the arc-shaped hole is additionally arranged, the contracted neck can generate elastic deformation in time to absorb energy to the maximum extent, and the injury to drivers and passengers is reduced to the maximum extent;
(2) the design of double special-shaped holes is adopted for dynamic energy absorption in the automobile collision process, so that the damage to drivers and passengers in the dynamic collision of the front row of luggage cases can be reduced, and the damage to the drivers and passengers in the dynamic collision of backward whiplash injury can be reduced;
(3) the structure is simplified, the installation is convenient and rapid, the number of parts is small, and the manufacturing cost is low; the weakening holes are not required to be added, and the integral strength of the seat frame side plate is not influenced; the energy absorption structure is transferred to the seat frame side plate, and the seat frame side plate is more convenient to arrange the energy absorption structure compared with the lower connecting plate of the angle adjuster.
Drawings
FIG. 1 is a schematic view of a seat frame side panel with an energy absorbing structure.
FIG. 2 is a schematic view of a seat frame structure with energy-absorbing side panels
Fig. 3 is an exploded view of the side plate of the seat frame connected to the lower part of the recliner.
Fig. 4 is a displacement diagram of the rear collision impact process of the present invention.
Detailed Description
The invention will be further described by way of examples with reference to the accompanying drawings:
referring to fig. 1 and 2, a seat frame side plate with an energy absorption structure is formed by stamping a sheet metal part, and a front angle adjuster mounting hole 1 and a rear angle adjuster mounting hole 2 are arranged at the rear part of the seat frame side plate and are respectively used as mounting points for connecting with a lower angle adjuster connecting plate.
The front mounting hole 1 of the angle adjuster and the rear mounting hole 2 of the angle adjuster have the same structure and are both special-shaped holes. The angle adjuster front mounting hole 1 and the angle adjuster rear mounting hole 2 both comprise a bolt through hole a and an arc-shaped hole b, and the bolt through hole a is communicated with the arc-shaped hole b through a contraction neck c, namely, the contraction neck and the arc-shaped hole are added on the basis of a common round hole.
A connecting line of the two bolt through holes a is set to be an X line, a Y line passes through the center of the bolt through hole a and is perpendicular to the X line, the bolt through hole a and the arc-shaped hole b are concentrically arranged, and the arc-shaped hole b and the shrinkage neck c are symmetrically arranged below the X line and on two sides of the Y line.
Preferably, one of the bolt through holes a is a round hole, the other bolt through hole a is a kidney-shaped hole, and the extending direction of the kidney-shaped hole is collinear with the X line. One bolt through hole a is designed by a waist-shaped hole, so that the front mounting hole 1 and the rear mounting hole 2 of the angle adjuster are not influenced by manufacturing errors during mounting, and the seat can generate a movement amount along the X-ray direction to buffer and absorb energy during collision due to the fact that the extending direction of the waist-shaped hole is collinear with the X-ray.
Preferably, the width of the arc-shaped hole b is larger than the diameter of the bolt through hole a, and the ratio of the width of the shrinkage neck c to the diameter of the bolt through hole a is 0.4-0.5.
In addition, the radius of the semi-circles at the two ends of the front mounting hole 1 of the angle adjuster is equal to that of the bolt through hole a, the length of the middle parallel section of the waist-shaped hole is 1.5-2.5 mm, and the arc angle of the arc-shaped hole b is 85-95 degrees.
Referring to fig. 1-3, a seat frame with an energy-absorbing structure mainly comprises a seat frame 3, a backrest frame 4, a lower connecting plate 5 of a regulator and the seat frame side plate with the energy-absorbing structure.
The lower connecting plate 5 of the adjuster is provided with a front seat frame side plate mounting hole 51 corresponding to the front recliner mounting hole 1 and a rear seat frame side plate mounting hole 52 corresponding to the rear recliner mounting hole 2. The seat frame side plate front mounting hole 51 and the seat frame side plate rear mounting hole 52 are self-flanging internal thread holes which are integrally formed with the regulator lower connecting plate 5 in a punching mode. The step bolt penetrates through the self-flanging internal thread hole and is combined with a nut to connect the seat frame side plate with the lower connecting plate 5 of the regulator.
Mounting hole 1 before the angle modulation ware, mounting hole 2 behind the angle modulation ware all adopt the design of dysmorphism hole, increase shrink neck c and arc hole b on the basis of round hole, in the back collision, when connecting bolt crossed receipts shrink neck c, the seat was in the moment that the displacement volume is the biggest, in case get into arc hole b, and speed sharply descends to realize dynamic energy-absorbing. The arc-shaped hole b is additionally arranged, so that the contracting neck c can be elastically deformed in time to absorb energy to the maximum extent, and the injury to drivers and passengers is reduced to the maximum extent, as shown in fig. 4.
Claims (5)
1. The utility model provides a take seat frame curb plate of energy-absorbing structure, adopts the sheet metal component punching press to form, is provided with mounting hole (2) behind mounting hole (1) and the angle modulation ware before the angle modulation ware, its characterized in that at the rear portion of seat frame curb plate: mounting hole (1) before the angle modulation ware, mounting hole (2) behind the angle modulation ware are the dysmorphism hole, including bolt via hole (a) and arc hole (b), and bolt via hole (a) and arc hole (b) through receiving necking down (c) intercommunication, set for the line of two bolt via holes (a) to be the X line, the center and the perpendicular to X line of bolt via hole (a) are crossed to the Y line, then bolt via hole (a) and arc hole (b) set up with one heart, and arc hole (b) and shrink neck (c) are in the below of X line and in the bilateral symmetry setting of Y line.
2. The seat frame side panel with an energy absorbing structure of claim 1, wherein: one of the bolt through holes (a) is a round hole, the other bolt through hole (a) is a waist-shaped hole, and the extending direction of the waist-shaped hole is collinear with the X line.
3. The seat frame side plate with an energy absorbing structure according to claim 1 or 2, wherein: the width of the arc-shaped hole (b) is larger than the diameter of the bolt through hole (a), and the ratio of the width of the contracting neck (c) to the diameter of the bolt through hole (a) is 0.4-0.5.
4. The seat frame side plate with an energy absorbing structure according to claim 1 or 2, wherein: the radius of the semicircles at the two ends of the front mounting hole (1) of the angle adjuster is equal to that of the bolt through hole (a), the length of the middle parallel section of the waist-shaped hole is 1.5-2.5 mm, and the arc angle of the arc-shaped hole (b) is 85-95 degrees.
5. The utility model provides a take seat skeleton of energy-absorbing structure, includes connecting plate (5) under seat frame skeleton (3), back skeleton (4) and the regulator, its characterized in that: the seat frame side plate with the energy absorbing structure further comprises the seat frame side plate with the energy absorbing structure, a seat frame side plate front mounting hole (51) corresponding to the angle adjuster front mounting hole (1) and a seat frame side plate rear mounting hole (52) corresponding to the angle adjuster rear mounting hole (2) are formed in the adjuster lower connecting plate (5), the seat frame side plate front mounting hole (51) and the seat frame side plate rear mounting hole (52) are self-flanging internal thread holes which are integrally formed with the adjuster lower connecting plate (5) in a punching mode, and a step bolt penetrates through the self-flanging internal thread holes and is combined with a nut to connect the seat frame side plate and the adjuster lower connecting plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022089810.2U CN212373204U (en) | 2020-09-22 | 2020-09-22 | Seat frame side plate with energy absorption structure and seat framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022089810.2U CN212373204U (en) | 2020-09-22 | 2020-09-22 | Seat frame side plate with energy absorption structure and seat framework |
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| Publication Number | Publication Date |
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| CN212373204U true CN212373204U (en) | 2021-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022089810.2U Active CN212373204U (en) | 2020-09-22 | 2020-09-22 | Seat frame side plate with energy absorption structure and seat framework |
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| CN (1) | CN212373204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976561A (en) * | 2020-09-22 | 2020-11-24 | 重庆宏立至信科技发展集团股份有限公司 | Seat frame side plate with energy absorption structure and seat framework |
-
2020
- 2020-09-22 CN CN202022089810.2U patent/CN212373204U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976561A (en) * | 2020-09-22 | 2020-11-24 | 重庆宏立至信科技发展集团股份有限公司 | Seat frame side plate with energy absorption structure and seat framework |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401133 No. 218 Yuguan Avenue, Yuzui Town, Jiangbei District, Chongqing Patentee after: Chongqing Hongli Zhixin Technology Development Group Co.,Ltd. Address before: 401133 No. 218 Yuguan Avenue, Yuzui Town, Jiangbei District, Chongqing Patentee before: CHONGQING HONGLI ZHIXIN TECHNOLOGY DEVELOPMENT GROUP Co.,Ltd. Address after: 401133 No. 218 Yuguan Avenue, Yuzui Town, Jiangbei District, Chongqing Patentee after: Magna Hongli Automotive System Group Co.,Ltd. Address before: 401133 No. 218 Yuguan Avenue, Yuzui Town, Jiangbei District, Chongqing Patentee before: Chongqing Hongli Zhixin Technology Development Group Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220210 Address after: 401120 building a and building B, zone 3, automobile industry supporting Park, No. 2, Yunfeng Road, North New Area, Jiangbei District, Chongqing Patentee after: HONGLI ZHIXIN MAGNA SEATING (CHONGQING) Co.,Ltd. Address before: 401133 No. 218 Yuguan Avenue, Yuzui Town, Jiangbei District, Chongqing Patentee before: Magna Hongli Automotive System Group Co.,Ltd. |
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| TR01 | Transfer of patent right |