CN211442039U - Automobile seat hidden by lying slide rail - Google Patents

Abstract

The utility model discloses a car seat is hidden to flat formula slide rail that can lie, including slide rail, seatpad and back, wherein the slide rail includes upper rail and lower rail, the back sets up in the rear end of seatpad with rotatable mode, the seatpad rear end passes through backup pad fixed support on the upper rail, the seatpad front end has the support roller bearing through U-shaped support mounting, and U-shaped support upper end is articulated with the seatpad, and this support roller bearing sets up along the width direction of seatpad, and it rotationally installs at U-shaped support lower extreme to be located the below of seatpad, the back rear side is equipped with an at least supporting connecting rod, the upper end of supporting connecting rod is articulated with the back. The seat leveling device has the advantages that the seat leveling function is realized through a simplified structure, the seat leveling device has good reliability and stability, the lying comfort is improved, the hidden installation of the sliding rail is facilitated, the whole structure is compact, the appearance is good, the seat development cost is greatly reduced, and the seat leveling device has good economic benefits.

Description

Recumbent flat slide rail hides car seat

technical field

The utility model relates to the technical field of seat structures, in particular to a reclining flat sliding rail hidden car seat.

Background technique

With the continuous advancement of automobile technology, people's demand for automobile functions is not simply limited to daily travel, and the requirements for vehicle comfort are increasing. As an important comfort component, car seats play an important role in the comfort of the whole vehicle. plays a vital role.

After a long-distance drive, when the driver and passengers need to rest with the seat in the car, most of the existing car seats can only be folded back about 140°, and it is difficult for the passenger to lie down and rest, and the quality of the rest is not good, although a small amount of The models are equipped with car seats that can be completely reclined, but most of them have problems such as complex structure, poor feasibility or high economic cost, and may even lead to new problems of poor overall appearance quality of the seats and affect the overall interior effect.

Utility model content

In order to solve the above problems, the utility model provides a reclining flat sliding rail hidden car seat, which achieves a complete reclining and improves comfort, and at the same time simplifies the reclining structure of the seat, improves its reliability and feasibility, and reduces economic costs. , while ensuring the overall appearance quality.

For achieving the above object, the technical scheme of the present utility model is as follows:

A reclining flat sliding rail concealed car seat includes a sliding rail, a seat cushion and a backrest, wherein the sliding rail includes an upper rail and a lower rail, the backrest is rotatably arranged at the rear end of the seat cushion, and the key lies in that : The rear end of the seat cushion is fixedly supported on the upper rail through the support plate, the front end of the seat cushion is installed with a support roller through a U-shaped bracket, the upper end of the U-shaped bracket is fixedly connected with the seat cushion, and the support roller is along the seat cushion. It is arranged in the width direction and is rotatably mounted on the lower end of the U-shaped bracket and is located below the seat cushion. At least one support link is arranged on the back side of the backrest, and the upper end of the support link is hinged with the backrest.

With the above structure, the lower end of the support link is hinged and fixed with the bottom plate during installation, so that when the seat cushion slides forward along the slide rail, the backrest is pulled by the support link and then rotates backward and downward until it is flattened. At the same time, the support link It can play a supporting role for the backrest, which can effectively ensure the stability and reliability of the backrest after it is flattened. At the same time, it is supported on the upper rail by the support plate, and the front end is separately set with a support roller as a support point, which effectively ensures the stability of the seat cushion. In addition, it is convenient for the hidden installation and shielding of the sliding rail to improve the appearance effect of the seat.

Preferably, the slide rail is an electric slide rail, a screw rod is arranged in the lower rail, the upper rail is threadedly matched with the screw rod, and can slide along the lower rail under the driving of the screw motor. By adopting the above solution, the inversion angle of the seat back can be controlled by controlling the sliding stroke of the electric slide rail without adding an additional angle detection sensor, and the inversion or reset of the backrest is relatively easy and easy to operate.

Preferably, the lower edge of the support roller is located between the upper edges of the upper rail and the lower rail. By adopting the above solution, it is convenient to place the slide rail directly under the bottom plate of the vehicle during installation, thereby reducing the space occupied by the slide rail in the vehicle and improving the overall interior effect.

Preferably, the lower end of the U-shaped bracket has a mounting bracket extending obliquely from the front and the lower end thereof. With the above solution, the mounting bracket can be used to install the corresponding shielding structure at the front end, and the whole is more compact.

Preferably, there are side baffles on both sides of the seat cushion, the lower side of the front end of the side baffle has a leading portion extending horizontally forward, and the diameter of the leading portion of the two side baffles is provided with an intermediate blocking portion, the middle The blocking portion is fixedly supported on the mounting bracket, and the front end of the foam body of the seat cushion has a front blocking portion that is bent and extended downward. By adopting the above scheme, the space under the seat cushion is surrounded on three sides by the side baffle, the middle baffle and the front baffle, so as to avoid the exposed inner parts, further improve the appearance of the seat, and prevent the objects in front of the seat from being exposed. Or the wire harness is interfering with the support roller.

Preferably, there are two supporting links, the two supporting links are symmetrically arranged along the width direction of the backrest, and are respectively hinged with both sides of the backrest, and the hinged positions are located on the inner side of the backrest. The adoption of the above solution is conducive to further improving the stability and reliability of the support, preventing the backrest from rolling, and avoiding the space in the width direction of the vehicle body being occupied by the support link, which are all within the width of the seat, and the overall seat is relatively more compact. compact.

Preferably, the lower end of the support link has a mounting seat hinged therewith, the mounting seat includes a horizontal support portion and a vertical support portion, the horizontal support portion and the vertical support portion are integrally formed, wherein the horizontal support portion is arranged horizontally , and the vertical support portion is arranged vertically. Adopting the above scheme is beneficial to improve the assembly efficiency of the seat to the vehicle body, and the vehicle body will not be greatly changed, and the mounting seat can be directly fixed on the vehicle floor, and the mounting seat of the above structure has good bearing capacity and Stability, which helps to extend the overall service life

Preferably, the mounting seat is provided with a rotating pin extending along the width direction of the seat cushion and arranged in a rotatable manner, a fixing pin parallel to the rotating pin is fixed on the mounting seat, and a coil spring is sleeved on the rotating pin , the two ends of the coil spring act on the rotating pin and the fixed pin respectively, and the lower end of the supporting link is fixedly connected with the rotating pin. When the seat cushion slides forward along the slide rail and drives the supporting link to rotate forward, The coil spring contracts and stores energy. By adopting the above solution, by adding a coil spring, it is conducive to the quick reset of the backrest of the auxiliary seat, reducing the pressure on the electric slide rail, and also preventing the support link from being stuck at the dead point of rotation.

Preferably, the backrest is hinged with the seat cushion through a connecting piece, the connecting piece includes an upper connecting section and a lower connecting section with an included angle between each other, the end of the upper connecting section is hinged with the backrest, and the end of the lower connecting section is hinged with the backrest. The part is hinged to the seat cushion. Using the above solution, during the foaming process, the interference with the seat cushion during the rotation of the backrest can be effectively avoided without causing a large gap between the flat backrest and the seat cushion, especially after the backrest is flattened, it can be fully ensured There is basically 180° between it and the seat cushion.

Preferably, the two sides of the backrest are provided with symmetrically arranged side wing airbags, the middle of the backrest is provided with a waist airbag, the backrest is provided with an air pump, and an air source control module connected to the air pump, the air source control module passes through The trachea is connected with the flank airbag and the waist airbag, and can control the air pump to supply or pump air to the flank airbag and the waist airbag according to the pressure of the flank airbag and the waist airbag. With the above solution, during the backrest leveling or reset process, the air source control module can cooperate with the air pump to inflate and deflate the side airbags and waist airbags, which can prevent passengers from sliding out from the side and further improve the comfort of rest.

Compared with the prior art, the beneficial effects of the present utility model are:

By adopting the reclining flat sliding rail provided by the utility model to hide the car seat, the seat inversion function can be realized through a simplified structure, which has good reliability and stability, is conducive to improving lying comfort, and is convenient for the sliding rail. The hidden installation, the overall structure is compact, the appearance is good, and the development cost of the seat is greatly reduced, which has good economic benefits.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the front side structure schematic diagram of Fig. 1;

Fig. 3 is the skeleton structure schematic diagram of the embodiment shown in Fig. 1;

Fig. 4 is a partial enlarged view at A in Fig. 1;

5 is a schematic view of the front side structure of FIG. 3;

Figure 6 is a schematic structural view of a side baffle;

Figure 7 is a schematic diagram of the structure of the connector;

8 is a schematic structural diagram of the seat in a lying-flat posture;

FIG. 9 is a partial enlarged view of B in FIG. 8 .

Detailed ways

The present utility model will be further described below with reference to the embodiments and accompanying drawings.

Referring to Figures 1 to 9, the reclining flat sliding rail hides the car seat, which mainly includes a sliding rail 1, a seat cushion 2 and a backrest 3. As shown in the figure, the sliding rail 1 mainly includes a relatively sliding upper rail 1a and the lower rail 1b, the rear end of the seat cushion 2 is fixedly supported on the upper rail 1a through the support plate 10, so that it can follow the upper rail 1a and slide along the length direction of the lower rail 1b, and the front end of the seat cushion 2 is lowered and installed in a rotatable manner There is a supporting roller 20, the rotation direction of which is consistent with the moving direction of the seat cushion 2, the backrest 3 is rotatably arranged at the rear end of the seat cushion 2, and the two can rotate relative to each other, and the back side of the backrest 3 is provided with at least one The root support link 4 is hinged with the backrest 3 at the upper end of the support link 4 .

As shown in FIGS. 4 and 5 , the slide rail 1 in the present application is an electric slide rail, that is, the lower rail 1b has a screw rod arranged along its length direction, and the upper rail 1a and the lower rail 1b are slidingly matched with the screw rod at the same time. The lower rail 1b has a screw motor for driving the rotation of the screw. When the screw motor works, it can drive the screw to rotate, and at the same time drive the upper rail 1a to move along the length of the lower rail 1b. The support plate 10 It is generally in a parallelogram structure, and the two long sides are inclined forward. The lower end of the support plate 10 is fixedly connected to the upper rail 1a in a detachable manner, and the upper end is fixedly connected to the rear end of the skeleton of the seat cushion 2. The support plate 10 of this structure It is beneficial to save space and improve its bearing strength.

As shown in FIG. 5 and FIG. 8 , in the present application, the support roller 20 is a cylindrical bearing structure and is arranged along the width direction of the seat cushion 2 , and is fixedly mounted on the seat cushion 2 through a U-shaped bracket 21 that is generally U-shaped. The lower and middle part of the front end is beneficial to improve the support stability and sliding reliability of the seat cushion 2. Of course, in the case of low requirements, the support roller 20 can also be replaced with an annular roller that rotates in a vertical plane. Xiang Lun, etc., are all within the protection scope of this application.

In addition, the lower edge of the support roller 20 is located between the upper edge of the upper rail 1a and the upper edge of the lower rail 1b, so that the lower rail 1b can be completely submerged under the vehicle floor during installation, and the upper rail 1a only needs to be exposed a little That is, it is beneficial to improve the appearance effect of the seat.

On this basis, in order to further improve the appearance quality of the seat, the present application is provided with side baffles 23 on both sides of the seat cushion 2. Referring to FIGS. The steel wire 27 has a generally prismatic structure. Mounting blocks 26 are distributed on the steel wire 27 . The mounting blocks 26 have wedge-shaped clamping holes 260 .

2 and 5 , the lower edge of the front end of the baffle 23 has a leading portion 230 extending substantially horizontally forward, and the lower end of the U-shaped bracket 21 has a front mounting bracket 22 that is bent downward and extends forward. The leading portion 230 is supported on both ends of the mounting bracket 22 , and a middle blocking portion 24 is connected between the two leading portions 230 . At the same time, the front end of the foam body of the seat cushion 2 has a forward blocking portion 25 that is bent and extended downward. , the lower end of the front baffle part 25 is close to the middle baffle part 24. After the seat is installed in the vehicle, the intermediate baffle part 24 is only slightly higher than the floor of the vehicle, so that when the seat slides forward, the intermediate baffle part 24 Then, the sundries in front of the seat cushion 2 can be pushed away to avoid entanglement or interference with the rotation of the support roller 20, and at the same time, the three sides of the seat cushion 2 can be shielded, and the appearance quality can be greatly improved.

It should be noted that in this application, in order to prevent the backrest 3 from interfering with the seat cushion 2 during the rotation process, the backrest 3 is connected to the seat cushion 2 through the connecting piece 9 , refer to FIGS. 3 , 5 , 7 and 8 , the connector 9 is generally in the shape of a "7", which mainly includes an upper connecting section 90 and a lower connecting section 91 that are integrally formed, and there is an included angle between the upper connecting section 90 and the lower connecting section 91. As shown in the figure, the upper connecting section The end of 90 has a connecting end arranged in parallel with the backrest 3, the connecting end is hinged with the side of the backrest 3, and the end of the lower connecting section 91 is hinged with the rear end of the seat cushion 2, when the backrest 3 is in the initial design posture 3, the upper connecting section 90 is basically in a vertical state, and the angle between the upper connecting section 90 and the lower connecting section 91 is basically forward, and when the backrest 3 is in an inverted posture, as shown in FIG. 8 As shown in the figure, the angle between the upper connecting section 90 and the lower connecting section 91 is basically upward, and the backrest 3 and the seat cushion 2 can be installed relatively rotatably through the connecting piece 9, which can effectively prevent interference and ensure that when the backrest 3 is upside down Usually, it can basically be in a straight posture of 180° with the seat cushion 2 to reduce the gap between the two.

Referring to FIGS. 1 , 3 and 8 , in this embodiment, there are two support links 4 , and the two support links 4 are symmetrically arranged along the width direction of the backrest 3 , and both are located inside the backrest 3 , that is, do not exceed the backrest 3 . The upper ends of the two support links 4 are hinged with the flat tubes on both sides of the backrest 3, and the hinge positions are located at a slightly lower position below the middle of the flat tubes.

Referring to FIG. 9 , in this embodiment, in order to improve the assembly performance of the seat and the resetting reliability of the backrest 3, a mounting seat 5 is provided at the lower end of the support link 4. As shown in the figure, the mounting seat 5 mainly includes integral molding. The horizontal support portion 5a and the vertical support portion 5b are horizontally arranged relative to the support link 4, and the vertical support portion 5b is arranged vertically relative to the support link 4, and the vertical support portion 5b is generally triangular in shape .

The mounting seat 5 is provided with a rotating pin 50 which is rotatably arranged. The rotating pin 50 extends along the width direction of the seat cushion 2, and can extend inward or outward. On the rotating pin 50, the rotating pin 50 is provided with a coil spring 6 on the side away from the vertical support portion 5b, and the vertical support portion 5b has a fixed pin 51 arranged in parallel with the rotating pin 50. The extension and rotation of the fixed pin 51 The pins 50 are kept the same, the inner end of the coil spring 6 acts on the rotating pin 50, and the outer end acts on the fixed pin 51, then when the backrest 3 is rotated downward and leveled, when the support link 4 drives the rotating pin 50 to rotate forward , the coil spring 6 is in the state of contraction and energy storage, and when the backrest 3 is raised and reset, the support link 4 drives the transmission pin 50 to rotate backward, and the coil spring 6 is released to release the pressure, which can provide a certain upward assistance to the backrest 3 The thrust is beneficial to reduce the motor load of the electric slide rail, facilitate the quick reset of the backrest 3, and prevent jamming, etc.

Referring to FIGS. 3 and 8 , in order to further cooperate with the reclining function of the seat and improve the comfort of the seat, in the present application, side airbags 30 are symmetrically arranged on both sides of the front of the backrest 3 , and a waist airbag 31 is arranged in the middle. The back of the backrest 3 is provided with an air pump 7 and an air source control module 8 connected with the air pump 7. The air source control module 8 is connected with the side airbag 30 and the waist airbag 31 through the air pipe, and can connect the air pipe with the side air bag 30 and the waist air bag 31. The pressure of the airbag is monitored in real time, and the air pump 7 is also connected to the side airbag 30 and the waist airbag 31 through the trachea. Complete the inflating and deflating of the side airbags 30 and the waist airbags 31, especially when the backrest 3 is flat, the side airbags 30 and the waist airbags 31 can be inflated to improve their surrounding ability, prevent the passengers from rolling over, and at the same time improve the waist comfort.

Referring to the reclining flat sliding rails shown in Figures 1 to 9 to hide the car seat, it is only necessary to bury the lower rail 1b in the bottom plate according to the height difference between the lower edge of the support roller 20 and the lower rail 1b during installation. Inside, the exposed height of the upper rail 1a can ensure that the front and rear support points are flush.

Then, according to the initial position angle of the designed support link 4, the lower end of the support link 4 is fixed on the vehicle floor through the screw holes on the horizontal support part 5a of the mounting seat 5, and the screw motor of the electric slide rail works to drive the seat. When the cushion 2 moves forward, the backrest 3 rotates backward and downward under the traction of the support link 4 and gradually flattens, while the support link 4 rotates relatively forward and downward, and the coil spring 6 compresses and stores energy. During the reset process of the backrest 3, The electric slide rail motor works, driving the seat cushion 2 to move backward, and the rotation direction of the backrest 3 and the support link 4 is opposite to the flattening process. Quick reset of backrest 3.

In the process of leveling or resetting, the air source control module 8 can complete the inflation and deflation of the side airbag 30 and the waist airbag 31, so that the bulging height of the side airbag 30 and the waist airbag 31 is adapted to the posture of the backrest 3. Enhance the overall comfort and experience of the seat.

Finally, it should be noted that the above descriptions are only the preferred embodiments of the present invention, and those of ordinary skill in the art, under the inspiration of the present invention, can make many Similar expressions, such transformations fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a car seat is hidden to formula slide rail that can lie flat, includes slide rail (1), seatpad (2) and back (3), and wherein slide rail (1) includes upper rail (1a) and lower rail (1b), back (3) set up in the rear end of seatpad (2) with rotatable mode, its characterized in that: seatpad (2) rear end passes through backup pad (10) fixed stay on last rail (1a), seatpad (2) front end is installed through U-shaped support (21) and is supported roller bearing (20), U-shaped support (21) upper end and seatpad (2) fixed connection, and this support roller bearing (20) set up along the width direction of seatpad (2), and it rotationally installs at U-shaped support (21) lower extreme to be located the below of seatpad (2), back (3) rear side is equipped with at least one support connecting rod (4), the upper end and the back (3) of support connecting rod (4) are articulated.

2. The reclining slide track concealed vehicle seat according to claim 1, wherein: the sliding rail (1) is an electric sliding rail, a screw rod is arranged in the lower rail (1b), and the upper rail (1a) is in threaded fit with the screw rod and can slide along the lower rail (1b) under the driving of a screw rod motor.

3. The vehicle seat concealed by a reclining slide rail according to claim 1 or 2, wherein: the lower edge of the supporting roller (20) is positioned between the upper edges of the upper rail (1a) and the lower rail (1 b).

4. The vehicle seat concealed by a reclining slide rail according to claim 1 or 2, wherein: the lower end of the U-shaped bracket (21) is provided with a mounting bracket (22) which extends obliquely from the front lower part.

5. The reclining slide track concealed vehicle seat according to claim 4, wherein: the side baffles (23) are arranged on two sides of the seat cushion (2), a front guide part (230) extending forwards horizontally is arranged on the lower side of the front end of each side baffle (23), a middle blocking part (24) is arranged on the diameter of each front guide part (230) of each side baffle (23), the middle blocking part (24) is fixedly supported on the mounting support (22), and a front blocking part (25) extending downwards in a bent mode is arranged at the front end of a foaming body of the seat cushion (2).

6. The reclining slide track concealed vehicle seat according to claim 1, wherein: the number of the support connecting rods (4) is two, the two support connecting rods (4) are symmetrically arranged along the width direction of the backrest (3) and are hinged with the two sides of the backrest (3) respectively, and the hinged positions are located on the inner side of the backrest (3).

7. The vehicle seat of claim 1 or 6, wherein the vehicle seat is hidden by the reclining slide track, and the vehicle seat further comprises: the lower extreme of support connecting rod (4) has rather than articulated mount pad (5), mount pad (5) are including horizontal support portion (5a) and vertical support portion (5b), horizontal support portion (5a) and vertical support portion (5b) integrated into one piece, and wherein horizontal support portion (5a) level sets up, vertical support portion (5b) vertical setting.

8. The reclining slide track concealed vehicle seat according to claim 7, wherein: have rotation pin (50) that extend and set up with rotatable mode along seatpad (2) width direction on mount pad (5), set firmly fixed pin (51) parallel with rotation pin (50) on mount pad (5), the cover is equipped with coil spring (6) on rotation pin (50), the both ends of coil spring (6) are used in rotation pin (50) and fixed pin (51) respectively, the lower extreme and rotation pin (50) fixed connection of support connecting rod (4) slide forward along slide rail (1) when seatpad (2), when drive support connecting rod (4) rotate forward, coil spring (6) shrink energy storage.

9. The reclining slide track concealed vehicle seat according to claim 1, wherein: backrest (3) are articulated with seatpad (2) through connecting piece (9), connecting piece (9) are including last linkage segment (90) and lower linkage segment (91) that have the contained angle each other, it is articulated with backrest (3) to go up linkage segment (90) tip, and the tip of lower linkage segment (91) is articulated with seatpad (2).

10. The reclining slide to conceal a vehicle seat according to claim 1, 2, 6, or 9, wherein: the both sides of back (3) have flank gasbag (30) that the symmetry set up, and the middle part of back (3) is equipped with waist gasbag (31), be equipped with air pump (7) on back (3) to and air supply control module (8) that link to each other with this air pump (7), air supply control module (8) link to each other with flank gasbag (30) and waist gasbag (31) through the trachea, and can control air pump (7) and supply gas or bleed to flank gasbag (30) and waist gasbag (31) according to the pressure condition of flank gasbag (30) and waist gasbag (31).

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