CN211684767U

CN211684767U - Backrest fixing device

Info

Publication number: CN211684767U
Application number: CN202020238910.4U
Authority: CN
Inventors: 姜艳; 孙伟方; 葛金龙
Original assignee: SHIYAN BOSHUO AUTO PARTS CO Ltd
Current assignee: SHIYAN BOSHUO AUTO PARTS CO Ltd
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-10-16
Anticipated expiration: 2030-03-02

Abstract

The utility model provides a backrest fixing device, including back body and automobile body bounding wall, the couple that two symmetries of fixedly connected with set up on the outer wall of automobile body bounding wall, two pairs of supporting shoes of back fixedly connected with of back body, fixedly connected with bracing piece between two pairs of supporting shoes, the link has been cup jointed in the rotation on the bracing piece, and the link position is corresponding with the couple, and the both sides of back body all are provided with the mounting groove, all rotate in the mounting groove and are connected with the rotation steel bushing, and two rotate the steel bushing and sheathe in respectively fixedly connected with left side mounting panel and right side mounting panel down. The backrest fixing device is convenient to fix and install, and can hide the fixing points on the backrest inside the backrest, so that the energy efficiency is improved, the interior is further beautified, the assembly convenience is brought to a car body factory, and a pleasing feeling is brought to a customer.

Description

Backrest fixing device

Technical Field

The utility model relates to a car seat system field especially relates to a back fixing device.

Background

Power-driven, non-rail-borne vehicles with 4 or more than 4 wheels, mainly used for: carrying personnel and/or goods; a vehicle for towing persons and/or goods; special applications, so-called car seats are seats to be seated when sitting on, and car seats can be divided into split seats and bench seats according to shapes; the functions can be divided into fixed type, detachable type and adjustable type; the number of people can be divided into single, double and multi-person chairs according to the number of the people sitting on the chair. From the earliest fixed seats, to multifunctional power-adjustable seats, there are air cushion seats, power seats, stereo seats, mental recovery seats, to electronic adjustable seats, depending on the performance of the seat. The chair is divided into a leather chair, a flannelette chair and the like according to the material. The conventional automobile seat fixing mode is characterized in that a sufficient space is required at a bolt mounting point so as to facilitate mounting of a pneumatic tool, and along with social development, people pursue automobile products and pay more and more attention to appearance requirements under the condition of ensuring safety and comfort.

However, the existing automobile seat has certain defects that the exposed bolt of the backrest is not good, the appearance of the cab interior is influenced, and the existing automobile seat is provided with certain defects.

Disclosure of Invention

The utility model provides a backrest fixing device has solved current car seat's backrest bolt and has exposed unsightly, influences the problem of driver's cabin interior trim outward appearance.

For solving the technical problem, the utility model provides a pair of back fixing device, including back body and automobile body bounding wall, the couple that two symmetries of fixedly connected with set up on the outer wall of automobile body bounding wall, two pairs of supporting shoes of back fixedly connected with of back body, two pairs fixedly connected with bracing piece between the supporting shoe, it has cup jointed the link to rotate on the bracing piece, the link position is corresponding with the couple, the both sides of back body all are provided with the mounting groove, all rotate in the mounting groove and be connected with the rotation steel bushing, two rotate on the steel bushing respectively fixedly connected with under left mounting panel and the right mounting panel.

Preferably, the inner walls of the two sides of the hook are provided with sliding grooves, sliding rods are connected in the sliding grooves in a sliding mode, a bearing plate is arranged in the hook, and the two ends of the bearing plate are sleeved on the sliding rods in a sliding mode.

Preferably, the two slide bars are sleeved with springs, and two ends of each spring are respectively abutted to the inner walls of the bearing plate and the corresponding chute.

Preferably, the inner bottom of the hook is fixedly connected with a buffer plate, and the buffer plate is made of rubber.

Preferably, the bearing plate is provided with a storage groove, and the storage groove is in a semicircular arrangement.

Preferably, the left lower mounting plate and the right lower mounting plate are connected with the vehicle body coaming through connecting bolts.

Preferably, the hanging ring is made of alloy steel, and the surface of the hanging ring is subjected to sand blasting treatment through a sand blasting machine.

The utility model discloses following beneficial effect has:

1. the backrest fixing device is characterized in that two backrest upper hanging rings on a backrest body are hung on two hooks arranged on a vehicle body coaming, then the backrest body is put down, a left lower mounting plate is rotated, the left lower mounting plate is rotated to a position corresponding to the vehicle body coaming around a rotating steel sleeve on the backrest body, the left lower mounting plate is fixed on the vehicle body coaming through a connecting bolt, a right lower mounting plate is rotated in the same way, and the right lower mounting plate is fixed on a position corresponding to the vehicle body coaming through the connecting bolt;

2. according to the backrest fixing device, the bearing plate is arranged in the hook, and the bearing plate is clamped into the storage groove when the hanging ring is hung in the hook, so that the bearing plate is driven to slide downwards on the sliding rod, the stability is improved, and the buffering force when the hanging ring is hung can be effectively increased by arranging the spring on the sliding rod and the buffering plate arranged at the bottom in the hook;

3. the backrest fixing device is convenient to fix and install, and can hide the fixing points on the backrest inside the backrest, so that the energy efficiency is improved, the interior is further beautified, the assembly convenience is brought to a car body factory, and a pleasing feeling is brought to a customer.

Drawings

Fig. 1 is a schematic side view of the present invention;

FIG. 2 is a schematic view (enlarged view) of the back structure of the backrest body of the present invention;

fig. 3 is a schematic view (enlarged view) of the internal structure of the hook of the present invention.

Reference numbers in the figures: 1. the backrest comprises a backrest body, 2, a body panel, 3, a hook, 4, a supporting block, 5, a supporting rod, 6, a hanging ring, 7, a mounting groove, 8, a rotating steel sleeve, 9, a left lower mounting plate, 10, a right lower mounting plate, 11, a sliding groove, 12, a sliding rod, 13, a bearing plate, 14, a spring, 15, a buffer plate, 16, a storage groove, 17 and a connecting bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1, fig. 2, and fig. 3, wherein fig. 1 is a schematic side view of the present invention; FIG. 2 is a schematic view of the back structure of the backrest body of the present invention; fig. 3 is a schematic view of the internal structure of the hook of the present invention. A backrest fixing device comprises a backrest body 1 and a vehicle body coaming 2, two symmetrically arranged hooks 3 are fixedly connected on the outer wall of the vehicle body coaming 2, two pairs of supporting blocks 4 are fixedly connected on the back of the backrest body 1, a supporting rod 5 is fixedly connected between the two pairs of supporting blocks 4, a hanging ring 6 is rotatably sleeved on the supporting rod 5, the position of the hanging ring 6 corresponds to that of the hook 3, mounting grooves 7 are respectively arranged on two sides of the backrest body 1, a rotating steel sleeve 8 is rotatably connected in each mounting groove 7, a left lower mounting plate 9 and a right lower mounting plate 10 are respectively fixedly connected on the two rotating steel sleeves 8, the two backrest upper hanging rings 6 on the backrest body 1 are hung on the two hooks 3 arranged on the vehicle body coaming 2, the backrest body 1 is put down, the left lower mounting plate 9 is rotated to the position corresponding to the vehicle body coaming 2 around the rotating steel sleeve 8 on the, in the same manner, the lower right mounting plate 8 is rotated.

All be provided with spout 11 on the both sides inner wall of couple 3, sliding connection has slide bar 12 in the spout 11, is provided with loading board 13 in the couple 3, and the both ends of loading board 13 all slide to cup joint on slide bar 12, and couple 3 is inside to set up loading board 13 to drive loading board 13 and slide down on slide bar 12, improve stability.

The two sliding rods 12 are sleeved with springs 14, two ends of each spring 14 are respectively abutted against the inner walls of the bearing plate 13 and the sliding chute 11, and the springs 14 are arranged on the sliding rods 12, so that the buffer force of the hanging ring 6 during hanging can be effectively increased.

The interior bottom fixedly connected with buffer board 15 of couple 3, buffer board 15 material is rubber, increases the cushion effect when loading board 13 offsets the interior bottom of couple 3.

The bearing plate 13 is provided with a storage groove 16 which is semicircular and is convenient for clamping the hanging ring 6.

The left lower mounting plate 9 and the right lower mounting plate 10 are both connected with the vehicle body panel 2 through connecting bolts 17.

The link material is alloy steel, and the surface is through sand blasting machine sand blasting, possesses rust cleaning and anticorrosive effect.

The utility model provides a pair of backrest fixing device's theory of operation as follows:

during operation or use, at first, hang two couples 3 that set up on automobile body bounding wall 2 through hanging ring 6 on two backrests on the backrest body 1, put down backrest body 1 again, rotate left lower mounting panel 9, left lower mounting panel 9 rotates to automobile body bounding wall 2 corresponding position around the rotation steel bushing 8 on the backrest body 1 on, fix left lower mounting panel 9 on automobile body bounding wall with connecting bolt 17 this moment, with same mode, rotate right lower mounting panel 8, fix right lower mounting panel 8 on automobile body bounding wall 2 corresponding position with connecting bolt 17, accomplish the installation.

The utility model discloses following beneficial effect has:

1. the backrest fixing device is characterized in that two backrest upper hanging rings 6 on a backrest body 1 are hung on two hooks 3 arranged on a vehicle body coaming 2, then the backrest body 1 is put down, a left lower mounting plate 9 is rotated, the left lower mounting plate 9 rotates to a corresponding position of the vehicle body coaming 2 around a rotating steel sleeve 8 on the backrest body 1, at the moment, the left lower mounting plate 9 is fixed on the vehicle body coaming by a connecting bolt 17, the right lower mounting plate 8 is rotated in the same way, and the right lower mounting plate 8 is fixed on a corresponding position of the vehicle body coaming 2 by the connecting bolt 17;

2. according to the backrest fixing device, the bearing plate 13 is arranged in the hook 3, and the bearing plate 13 is clamped into the storage groove 16 when the hanging ring 6 is hung in the hook 3, so that the bearing plate 13 is driven to slide downwards on the slide rod 12, the stability is improved, and the buffer force when the hanging ring 6 is hung can be effectively increased by arranging the spring 14 on the slide rod 12 and the buffer plate 15 arranged at the bottom in the hook 3;

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a backrest fixing device, includes back body (1) and automobile body bounding wall (2), its characterized in that: couple (3) that two symmetries of fixedly connected with set up on the outer wall of automobile body bounding wall (2), back fixedly connected with two pairs of supporting shoe (4) of back body (1), two pairs fixedly connected with bracing piece (5) between supporting shoe (4), it has cup jointed link (6) to rotate on bracing piece (5), link (6) position is corresponding with couple (3), the both sides of back body (1) all are provided with mounting groove (7), all rotate in mounting groove (7) and be connected with rotation steel bushing (8), two install panel (9) and lower right mounting panel (10) down on rotation steel bushing (8) respectively fixedly connected with left side.

2. The backrest fixing device as claimed in claim 1, wherein the inner walls of the two sides of the hook (3) are provided with sliding grooves (11), the sliding grooves (11) are connected with sliding rods (12) in a sliding manner, the hook (3) is provided with a bearing plate (13), and the two ends of the bearing plate (13) are sleeved on the sliding rods (12) in a sliding manner.

3. The backrest fixing device of claim 2, wherein the two sliding rods (12) are sleeved with springs (14), and two ends of each spring (14) are respectively abutted against the inner walls of the bearing plate (13) and the sliding groove (11).

4. The backrest fixation device as claimed in claim 1, wherein a buffer plate (15) is fixedly connected to the inner bottom of the hook (3), and the buffer plate (15) is made of rubber.

5. The backrest fixation device as claimed in claim 2, wherein the loading plate (13) is provided with a storage slot (16) which is semicircular.

6. A backrest fixation device as claimed in claim 1, characterized in that the left lower mounting plate (9) and the right lower mounting plate (10) are each connected to the body panel (2) by means of a connecting bolt (17).

7. A backrest fixation device as claimed in claim 1, characterized in that said suspension loops (6) are made of alloy steel and the surface is sandblasted by means of a sandblasting machine.