CN216969454U

CN216969454U - Manual mechanical waist support of automobile seat

Info

Publication number: CN216969454U
Application number: CN202220789220.7U
Authority: CN
Inventors: 邓健; 王乐磊; 彭贵
Original assignee: Yihang Auto Parts Wuxi Co ltd
Current assignee: Yihang Auto Parts Wuxi Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-07-15
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses a manual mechanical waist support of an automobile seat, which is applied to the technical field of automobile interior trim and aims at solving the problems that the conventional waist support is lack of an elastic buffer device and has low comfort, safety and the like, and the technical scheme has the key points that: including installation skeleton, layer board and regulator, wherein: the supporting plate is arranged on the installation framework, two ends of the supporting plate along the length direction are respectively a fixed end and a sliding end, the fixed end is detachably arranged on the installation framework, and the sliding end is arranged on the installation framework in a sliding manner; a stay wire is arranged on the supporting plate, one end of the stay wire penetrates through the sliding end of the supporting plate and is connected with the regulator, an elastic buffer device is arranged at the other end of the stay wire, and the two ends of the elastic buffer device are respectively connected with the fixed end of the supporting plate and the stay wire; the waist support device has the advantages that the waist support device is simple in structure and good in waist support effect, meanwhile, the elastic buffer device is arranged, fatigue and discomfort of the waist of a passenger can be effectively relieved, and the waist is effectively protected from being impacted.

Description

Manual mechanical waist support of automobile seat

Technical Field

The utility model relates to an automobile interior decoration device, in particular to a manual mechanical waist support of an automobile seat.

Background

Automobile seats are important components in automobiles and can provide support and safety protection for passengers. With the development of the automobile market, the comfort of the automobile seat is more and more concerned by consumers. The lumbar support is generally mounted to a backrest assembly of a vehicle seat for supporting the lumbar region of a passenger and alleviating fatigue during driving.

The traditional manual mechanical waist support has small contact area with the waist and poor comfort, so the inventor improves the structure of the manual mechanical waist support, for example, Chinese patent with publication number CN206374606U discloses an automobile seat and a manual support plate type waist support, which comprises a support plate, a manual driver and a pull wire; the supporting plate is arranged on a back frame of the automobile seat, the top end of the supporting plate is used for being connected to the top end of the back frame, the bottom end of the supporting plate is used for being connected to the bottom end of the back frame, and a sliding pair is formed between the top end of the supporting plate and the top end of the back frame; the layer board includes plastics elastic plate and a plurality of reinforcing part that support, and a plurality of reinforcing parts that support link to each other with the elastic plate is fixed, and at the length direction of elastic plate side by side, and discrete arrangement, the both sides of plastics elastic plate set up a plurality of archs. This scheme has increased the area of contact of layer board with the waist through plastics elastic plate and bellied setting, has improved the travelling comfort that the waist held in the palm.

However, the waist support lacks an elastic buffer device, so that the waist of a passenger is easy to fatigue when being abutted on the waist support for a long time, and the comfort is reduced; when the emergency brake is applied in an emergency, the waist is subjected to large impact force, and the waist is possibly uncomfortable or damaged.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the manual mechanical waist support of the automobile seat, which has the advantages of simple structure, good waist supporting effect, elastic buffer device, effective alleviation of fatigue and discomfort of the waist of a passenger, and effective protection of the waist from impact.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a manual machine waist of car seat holds in palm, includes installation skeleton, layer board and regulator, wherein: the supporting plate is arranged on the installation framework, two ends of the supporting plate along the length direction are respectively a fixed end and a sliding end, the fixed end is detachably arranged on the installation framework, and the sliding end is arranged on the installation framework in a sliding manner; the supporting plate is provided with a stay wire, one end of the stay wire penetrates through the sliding end of the supporting plate and is connected with the regulator, the other end of the stay wire is provided with an elastic buffer device, and the two ends of the elastic buffer device are respectively connected with the fixed end of the supporting plate and the stay wire.

The supporting plate can slide on the mounting framework through the sliding end so as to generate shape change, so that the waist is supported, and when the sliding end slides close to the fixed end, the supporting plate arches upwards to support the waist; when the sliding end is far away from the fixed end, the supporting plate gradually returns to a straight state; by arranging the pull lines and the regulator, passengers can adjust the arching height of the supporting plate in real time according to the feeling of the waist, and the comfort is enhanced; through setting up elastic buffer for the layer board is when receiving the impact force, and the slip end can slide to the one side of keeping away from the stiff end, slows down the impact that the waist received, and when especially suddenly meeting emergency brake, the waist produces the impact to the layer board rather than pasting tightly, and elastic buffer can effectual power of unloading and protection waist.

Further, the elastic buffer device comprises a support frame arranged at the fixed end and a spring arranged at the support frame, and the two ends of the spring are respectively connected with the support frame and the pull wire.

The beneficial effects are that: the spring has certain resilience, acts as go-between and is connected with the layer board through spring and support frame, will act as go-between through this kind of structure and directly adjust for flexonics with the rigid connection of layer board, when the layer board atress, because the flexible effect of spring, the slip end of layer board can come and go to slide on the installation framework, is favorable to reducing the effort between passenger's waist and the layer board, simultaneously, the spring with low costs, simple structure.

Furthermore, the elastic buffer device comprises a support frame arranged at the fixed end and a nitrogen spring arranged on the support frame, a sleeve of the nitrogen spring is arranged on the support frame, and a piston rod of the nitrogen spring is arranged on the stay wire.

The beneficial effects are that: the nitrogen spring and the spring have similar buffering effect, but the nitrogen spring has the advantages of softness, hardness, adjustability, small volume, large elasticity, long stroke, stable work, long service life, large application range and the like, and the nitrogen spring is adopted as the elastic buffering device and has better stability.

Furthermore, a plurality of elastic lug plates are symmetrically arranged on the two sides of the supporting plate along the length direction.

The beneficial effects are that: the elastic ear plate is beneficial to increasing the contact area between the supporting plate and the waist, so that the comfort of a user is improved, and the fatigue of the waist is relieved.

Furthermore, one side of the elastic lug plate, which is close to the mounting framework, is provided with a reinforcing plate.

The beneficial effects are that: the reinforcing plate is favorable for enhancing the strength of the elastic lug plate, so that the overall strength of the supporting plate is enhanced, and the service life of the device is prolonged.

Furthermore, reinforcing steel sheets are embedded between the reinforcing plate and the supporting plate along the length direction of the supporting plate, and the two groups of reinforcing steel sheets are symmetrically arranged along the width direction of the supporting plate.

The beneficial effects are that: because the material of layer board is plastics usually, the life-span is shorter, buckles the back because the atress is uneven, and the position that partial atress is big warp seriously, influences the fatigue resistance of layer board, through setting up two sets of reinforcing steel sheets, is favorable to strengthening the intensity of layer board on the one hand, and on the other hand makes the camber of layer board more even, and the atress is even, improves the fatigue resistance of layer board, increase of service life.

Furthermore, a seat connecting frame is arranged at one end, close to the sliding end, of the mounting framework, and wavy connecting portions are arranged at two ends of the seat connecting frame.

The beneficial effects are that: the seat connecting frame is fixed with the seat and plays a supporting role for the whole device; the two ends of the seat connecting frame are bent to form wavy connecting parts, so that the device has certain elasticity after being connected with a seat, and the comfort is stronger.

Furthermore, the supporting plate is a glass fiber added nylon plate.

The beneficial effects are that: the glass fiber nylon plate has high mechanical strength, rigidity, hardness and toughness, and the supporting plate made of the material has the advantages of durability, long service life and more stable use performance.

Furthermore, a conduit is arranged between the sliding end of the supporting plate and the regulator, two ends of the conduit are respectively connected with the sliding end of the supporting plate and the regulator, and the pull wire penetrates through the conduit.

The beneficial effects are that: the acting as go-between runs through the conduit, and during the pulling was acted as go-between, the conduit can restrict the advancing direction of acting as go-between, and the setting of conduit is favorable to preventing to act as go-between to expose and receive external force damage such as extrusion, bending, friction, scraping outside simultaneously, and consequently, the conduit has the direction and protects the dual function of acting as go-between.

In conclusion, the utility model has the following beneficial effects:

1. according to the scheme, the elastic buffer device is arranged, so that the fatigue and discomfort of the waist of a passenger can be effectively relieved, the impact force applied to the waist is relieved, when the passenger encounters an emergency brake suddenly, the waist impacts the supporting plate tightly attached to the waist, the elastic buffer device can help to unload force, and the waist is effectively protected from being impacted;

2. according to the scheme, the strength of the waist support is enhanced by arranging a plurality of reinforcing structures such as the reinforcing plates and the reinforcing steel sheets, the structure is simple, the waist support has a good supporting effect, and the stability of the waist support is improved;

3. this scheme is through setting up elastic ear plate, wavy connecting portion isotructure, when increasing the area of contact of waist and layer board, makes the waist hold in the palm more flexible with being connected of seat, reinforcing passenger's comfort level.

Drawings

Fig. 1 is an overall configuration diagram of the present embodiment 1;

FIG. 2 is an exploded view of the whole of the present embodiment 1;

FIG. 3 is an enlarged schematic view of portion A of FIG. 1;

fig. 4 is an overall configuration diagram of embodiment 2.

In the figure: 1. installing a framework; 11. an annular frame; 12. a guide bar; 2. a support plate; 3. a regulator; 4. an elastic ear plate; 5. a reinforcing plate; 6. reinforcing steel sheets; 7. pulling a wire; 8. an elastic buffer device; 81. a support frame; 82. a spring; 9. a conduit; 10. a nitrogen spring; 101. a sleeve; 102. a piston rod; 13. a limiting protrusion; 14. a seat connecting frame.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and examples.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Example 1:

as shown in fig. 1, a manual mechanical waist support of an automobile seat comprises a mounting framework 1, a supporting plate 2 and a regulator 3, wherein: the supporting plate 2 is arranged on the installation framework 1, and the two ends of the supporting plate 2 in the length direction are respectively a fixed end and a sliding end.

As shown in fig. 2, the mounting frame 1 is a "T" shaped frame structure, the "T" shaped frame structure includes a horizontal annular frame 11 and two sets of guide rods 12 of a vertical annular frame 11, one end of the annular frame 11 near the guide rods 12 is connected with the fixed end of the supporting plate 2, the other end of the guide rods 12 is provided with a seat connecting frame 14, the two ends of the seat connecting frame 14 in the length direction are symmetrically provided with wavy connecting parts, and the wavy connecting parts are beneficial to increasing the elasticity of the waist support connected with the seat and improving the comfort level.

As shown in fig. 3, a first mounting groove is formed in the fixed end of the supporting plate 2, the first mounting groove is an L-shaped mounting groove having a vertical section and a horizontal section, two sets of first mounting grooves are symmetrically arranged along the width direction of the supporting plate 2, the horizontal distance between the vertical sections of the two sets of first mounting grooves is smaller than the horizontal distance between the two sets of guide rods 12, when the mounting framework 1 is mounted, only the two sets of guide rods 12 need to be pressed hard to be close to each other, the guide rods 12 are inserted into the vertical section of the first mounting groove, after the guide rods 12 reach the bottom of the vertical section, the horizontal distance between the two sets of guide rods 12 is increased due to resilience force to restore the initial state, and thus, the two sets of guide rods 12 automatically enter the horizontal section; the position of laminating first mounting groove on guide bar 12 is provided with spacing arch 13 to the incurvature, and in guide bar 12 installed the first mounting groove, spacing arch 13 can restrict the stiff end in the position of guide bar 12 length direction to connect the stiff end of layer board 2 on installation skeleton 1.

As shown in fig. 3, the sliding end of the supporting plate 2 is provided with a second mounting groove having the same structure as the first mounting groove, one end of the guide rod 12 far from the fixed end is disposed in the second mounting groove, and since the end of the guide rod 12 close to the second mounting groove is not provided with the limiting protrusion 13, the sliding end can slide in the length direction of the guide rod 12.

As shown in fig. 2, layer board 2 sets up a plurality of elasticity otic placode 4 along length direction's bilateral symmetry, and one side that elasticity otic placode 4 is close to installation skeleton 1 is provided with reinforcing plate 5, sets up reinforced steel sheet 6 along 2 length direction imbeds of layer board between reinforcing plate 5 and the layer board 2, and two sets of reinforced steel sheet 6 set up along layer board 2's width direction symmetry, and layer board 2's in this embodiment material is for adding fine nylon plate of glass.

As shown in fig. 2 and 3, a pull wire 7 is disposed on the supporting plate 2, one end of the pull wire 7 passes through the middle of the sliding end of the supporting plate 2 in the width direction and is connected with the adjuster 3, an elastic buffer device 8 is disposed at the other end of the pull wire 7, two ends of the elastic buffer device 8 are respectively connected with the fixed end of the supporting plate 2 and the pull wire 7, the elastic buffer device 8 in this embodiment includes a support frame 81 disposed at the fixed end and a spring 82 disposed on the support frame 81, two ends of the spring 82 are respectively connected with the support frame 81 and the pull wire 7, the support frame 81 and the fixed end of the supporting plate 2 form a stable structure of a triangle, and the stable sliding of the supporting plate 2 on the guide rod 12 can be ensured by the structure.

As shown in fig. 1 and 2, a conduit 9 is provided between the sliding end of the support plate 2 and the adjuster 3, both ends of the conduit 9 are respectively connected to the sliding end of the support plate 2 and the adjuster 3, and the pull wire 7 penetrates through the conduit 9.

Example 2:

as shown in fig. 4, the embodiment 2 of the present invention discloses a manual mechanical lumbar support for an automobile seat, which has a structure substantially the same as that of the embodiment 1, and is different therefrom in that the elastic buffer device 8 includes a support frame 81 disposed at a fixed end and a nitrogen spring 10 disposed on the support frame 81, the nitrogen spring 10 includes a sleeve 101 and a piston rod 102, two ends of the support frame 81 are respectively connected to the fixed end and the sleeve 101, the piston rod 102 of the nitrogen spring 10 is connected to a pull wire 7, and sliding of a sliding end is achieved by a telescopic reciprocating motion of the piston rod 102.

The working process and the working principle of the utility model are as follows:

the manual mechanical waist support is connected with the automobile seat through the mounting framework 1 in an installing mode, when the manual mechanical waist support is used, the handle of the regulator 3 is rotated, the regulator 3 pulls the pull wire 7 to enable the sliding end of the supporting plate 2 to slide along the length direction of the guide rod 12, when the sliding end slides towards one side close to the fixed end, the supporting plate 2 is arched to be attached to the waist of a passenger, the passenger can adjust the arched height of the supporting plate 2 according to the comfort level of the attachment of the waist and the supporting plate 2, and the flexibility is strong; when the vehicle encounters emergency braking in the driving process, the waist part impacts the supporting plate 2, the elastic buffer device 8 has certain elasticity, so that the sliding end of the supporting plate 2 can slide to one side away from the fixed end for a short time, the impact force on the waist part of a passenger is buffered, and the waist part is effectively protected; the sliding end after sliding finishes the buffering action and then returns to the initial state under the action of the resilience force of the elastic buffering device 8 to continuously support the waist; the whole device has simple structure and convenient operation, and can effectively support and protect the waist.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a manual machine waist of car seat holds in palm which characterized in that, includes installation skeleton (1), layer board (2) and regulator (3), wherein:

the supporting plate (2) is arranged on the mounting framework (1), two ends of the supporting plate (2) along the length direction are respectively a fixed end and a sliding end, the fixed end is detachably arranged on the mounting framework (1), and the sliding end is arranged on the mounting framework (1) in a sliding manner;

the improved multifunctional adjustable support is characterized in that a pull wire (7) is arranged on the support plate (2), one end of the pull wire (7) penetrates through the sliding end of the support plate (2) and is connected with the regulator (3), an elastic buffer device (8) is arranged at the other end of the pull wire (7), and the fixed end of the support plate (2) and the pull wire (7) are connected with the two ends of the elastic buffer device (8) respectively.

2. The manual mechanical lumbar support for car seats according to claim 1, characterized in that the elastic buffer device (8) comprises a support frame (81) disposed at a fixed end and a spring (82) disposed on the support frame (81), and two ends of the spring (82) are respectively connected to the support frame (81) and the pull wire (7).

3. The manual mechanical lumbar support for automobile seats according to claim 1, wherein the elastic buffer device (8) comprises a support frame (81) disposed at a fixed end and a nitrogen spring (10) disposed on the support frame (81), a sleeve (101) of the nitrogen spring (10) is disposed on the support frame (81), and a piston rod (102) of the nitrogen spring (10) is disposed on the stay (7).

4. The manual mechanical lumbar support for automobile seats according to any one of claims 1-3, characterized in that a plurality of elastic ear plates (4) are symmetrically arranged on both sides of the support plate (2) along the length direction.

5. Manual mechanical lumbar support for vehicle seats according to claim 4, characterized in that the side of the elastic ear plate (4) close to the mounting frame (1) is provided with a reinforcement plate (5).

6. The manual mechanical waist support of the automobile seat is characterized in that reinforcing steel sheets (6) are embedded between the reinforcing plate (5) and the supporting plate (2) along the length direction of the supporting plate (2), and two groups of reinforcing steel sheets (6) are symmetrically arranged along the width direction of the supporting plate (2).

7. The manual mechanical lumbar support for automobile seats according to claim 6, characterized in that a seat connecting frame (14) is arranged at one end of the mounting framework (1) close to the sliding end, and wavy connecting parts are arranged at two ends of the seat connecting frame (14).

8. The manual mechanical lumbar support for car seats of claim 7, characterized in that the support plate (2) is a fiberglass-reinforced nylon plate.

9. The manual mechanical lumbar support for the car seat according to any one of claims 5-8, characterized in that a conduit (9) is arranged between the sliding end of the supporting plate (2) and the adjuster (3), two ends of the conduit (9) are respectively connected with the sliding end of the supporting plate (2) and the adjuster (3), and the pull wire (7) penetrates through the conduit (9).