CN110386042B

CN110386042B - Automobile seat cover

Info

Publication number: CN110386042B
Application number: CN201910606916.4A
Authority: CN
Inventors: 沈显浪
Original assignee: Sanmen Rio Tinto Automotive Products Co ltd
Current assignee: Sanmen Rio Tinto Automotive Products Co ltd
Priority date: 2019-07-06
Filing date: 2019-07-06
Publication date: 2024-02-27
Anticipated expiration: 2039-07-06
Also published as: CN110386042A

Abstract

The invention discloses an automobile seat cover, which relates to the technical field of automobile articles and comprises a seat cover part sleeved outside a seat cushion and a back cover part sleeved outside a backrest, and further comprises a fixing component, wherein the back cover part is used for being in contact with the inner side surface of the backrest and is fixedly provided with a rope sleeve, the rope sleeve is provided with at least two ropes along the width direction of the back cover part, the length direction of the rope sleeve is along the length direction of the back cover part, the fixing component comprises pull ropes and fixing buckles, the pull ropes correspondingly penetrate through the rope sleeves one by one, and the pull ropes bypass the back of the seat backrest and are fastened through the fixing buckles. The backrest sleeve part of the automobile seat sleeve is high in stability of clinging to a seat backrest, and the backrest sleeve part is not easy to wrinkle or misplace. The fixing component is matched with the rope sleeve and the auxiliary sleeve, so that a good fixing effect can be achieved on the front cover surface; the fixing component is matched with the closing-in rope and the clamping piece, so that the whole back sleeve part is strong in installation stability with the seat backrest. The pull rope and the fixing buckle are convenient and quick to assemble and disassemble, and are stable enough, and the fixing buckle has higher concealment.

Description

Automobile seat cover

Technical Field

The invention relates to the technical field of automobile supplies, in particular to an automobile seat cover.

Background

The automobile seat cover is a cover of an automobile seat, and can protect an original automobile seat from being dried and clean and prevent leather from aging. The automobile seat cover can also protect the seat from being polluted by stains, and the automobile seat cover can be cleaned after being disassembled after being polluted by the stains.

The invention discloses an automobile seat cover, belonging to the technical field of automobile parts, which is disclosed in the Chinese patent application with the publication number of CN 103358956A. The novel chair comprises a headrest, a chair back and a seat surface, wherein the headrest, the chair back and the seat surface are of an integrated structure, the headrest is arranged on the chair back and is in through connection with the chair back, and the chair back is of an open type. The open of the chair back is connected with the seat surface, the chair back and the using surface of the headrest are corresponding, the two side surfaces of the chair back are respectively provided with symmetrical first elastic belts, the first elastic belts are arranged from the headrest to the seat surface on the chair back, and the four corners of the seat surface are respectively provided with second elastic belts.

The prior art solutions described above have the following drawbacks: the automobile seat cover is generally arranged on the surface of the automobile backrest in a clinging mode, but the contact area between the automobile seat cover and the automobile backrest is large, when the back of a user moves on the automobile backrest, the back of the user easily drives the seat cover to move together, and the automobile seat cover has the defect of easy folding and dislocation.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide the automobile seat cover, which has high stability of tightly attaching the back cover part and the seat backrest, and the back cover part is not easy to wrinkle or misplace.

The technical aim of the invention is realized by the following technical scheme: the utility model provides an automobile seat cover, includes the seat cover portion that is used for the cover to locate outside the cushion, is used for the cover to locate outside the back cover portion, still includes fixed subassembly, the back cover portion is used for contacting the medial surface of back and is fixed with the noose, the noose is equipped with at least twice along the width direction of back cover portion, the length direction of noose is along the length direction of back cover portion, fixed subassembly's quantity is the same with the noose, fixed subassembly includes stay cord and fixed knot, the stay cord passes the noose with the one-to-one, the stay cord is walked around behind the seat back and is fastened through fixed knot.

Through the technical scheme, when the seat cover is installed, a person sleeves the seat cover part on the seat cushion and sleeves the back cover part on the seat back, and meanwhile, the pull rope bypasses the back of the seat back and is fastened through the fixing buckle, and the pull rope passes through a gap between the seat back and the seat cushion, so that the installation of the fixing assembly can be completed. The fastening force of the pull rope acts on the back sleeve part through the rope sleeve; under the fastening force of the fixing component, the tightness of the tight adhesion between the back sleeve part and the seat back is high. Compared with the prior art, when the back of a user rubs and moves on the seat cover of the automobile, the back is not easy to drive the back cover part to move together, and the back cover part is not easy to have the problem of wrinkles and dislocation.

Preferably, the number of the rope loops is two, and the positions of the two rope loops respectively correspond to the positions of the vertical concave intersection line of the seat back.

Through the technical scheme, the two sides of the backrest of the existing automobile front seat are provided with the protection edges, the protection edges are protruded towards the front of the seat to enable the shape of the backrest to be concave, and the concave backrest can have a good separation preventing effect on a human body. The positions of the two rope loops of the automobile seat sleeve correspond to the vertical concave intersection line of the seat back respectively, the thickness of the rope loops after the pull rope passes through the rope loops can be increased, and the rope loops are arranged at the positions, so that the comfort level of the back of a person is not easily influenced.

Preferably, the back cover part is provided with a head hole for the head rest of the seat to penetrate, the inner side surface of the back cover part, which is used for contacting the backrest, is also fixed with an auxiliary cover for the pull rope to penetrate, the auxiliary cover corresponds to the rope sleeves one by one, and the auxiliary cover is positioned on the extension line of the rope sleeve and is close to the head hole.

Through above-mentioned technical scheme, the auxiliary sleeve is used for strengthening the position that back cover portion is close to head hole department and the joint strength of stay cord, and fixed subassembly and fag end, auxiliary sleeve cooperation can play better fixed effect to preceding top facing.

Preferably, the back cover part comprises a front cover surface and a rear cover surface, a mounting cavity for the seat backrest to penetrate is formed between the front cover surface and the rear cover surface, and the length of the rear cover surface is not smaller than that of the front cover surface.

Through the technical scheme, on one hand, the longer back cover surface can ensure the firmness of the back cover part sleeved on the back of the seat backrest; on the other hand, when the fixing component is installed, the fixing buckle is positioned at the back side of the backrest and is close to the position of the proximal end part of the cushion, the longer back cover surface can shield the fixing buckle, the pull rope exposed outside is not easy to see, and the concealment of the fixing component is strong.

Preferably, the front cover surface and the rear cover surface are internally provided with a closing-up rope in a penetrating way, the closing-up rope surrounds the opening of the mounting cavity, and two ends of the closing-up rope are fastened through a rope stopping buckle arranged between the front cover surface and the rear cover surface.

Through above-mentioned technical scheme, when back cover portion cover in the seat back, personnel accessible binding off rope, the oral area of tight rope knot tightening up the installation cavity play preliminary location effect to back cover portion. The fixing component is matched with the closing-in rope, so that the whole back sleeve part and the seat back are strong in installation stability.

Preferably, a connecting part is arranged between the seat sleeve part and the back sleeve part, the connecting part is positioned at one side of the seat sleeve part facing the automobile seat, a clamping piece is arranged at the end part of the connecting part, which is away from the seat sleeve part, and the thickness of the clamping piece is larger than that of the connecting part; the clamping piece is used for penetrating between gaps of the seat cushion and the backrest and limiting the seat sleeve part and the backrest sleeve part to leave the automobile seat.

Through above-mentioned technical scheme, personnel will be this car seat cover behind the seat, and personnel can apply force in the chucking spare, pass the gap between back and cushion with the chucking spare, and seat cover portion is taut by connecting portion this moment, and the size of chucking spare is difficult for passing this gap spontaneously, then chucking spare, connecting portion cooperation are spacing this car seat cover on car seat, and the hookup location of seat cover portion, back cover portion is difficult for breaking away from car seat.

Preferably, the connecting part is a bag with a hollow inside, the bag mouth of the connecting part is closed, and the clamping piece is positioned in the bag of the connecting part.

Through above-mentioned technical scheme, the connecting portion of bag form can be with the chucking spare reliably spacing including, and connecting portion and chucking spare area of contact is great, is difficult for tearing between connecting portion and the chucking spare to damage.

Preferably, the fixing buckle comprises a buckle body and clamping blocks arranged on two sides of the buckle body, a tooth groove is formed between the clamping blocks and the buckle body, a tying hole for fastening one end of a pull rope is formed in the buckle body, the width of the tooth groove can be just used for clamping the pull rope, and the tooth groove is separated from the tooth groove by limiting the pull rope through the tooth groove wall.

Through the technical scheme, a person passes one end of the pull rope through the tying hole in advance and tightens the pull rope, passes the other end of the pull rope through the bottom of one tooth slot of the pull rope, winds the pull rope into the other tooth slot for one circle, and completes the fixation of the pull rope and the fixing buckle. The stay cord is under the prerequisite of circle on the fixed knot, and fixed knot is spacing with the stay cord chucking through two tooth's socket, and fixed knot is enough firm to the cinching of stay cord, and when the stay cord both ends received the pulling force, the stay cord is difficult for releasing voluntarily in fixed knot department.

Preferably, the groove wall of the tooth groove is in a inverted tooth shape, and the inverted tooth direction of the tooth groove is the direction in which the guide pull rope enters the tooth groove and the pull rope is limited to be separated from the tooth groove.

Through the technical scheme, the inverted tooth grooves can facilitate personnel to embed the pull ropes into the tooth grooves; when the pull rope is clamped into the tooth groove, the inverted tooth groove can further limit the pull rope to be spontaneously separated from the tooth groove, so that the stability of the fixing buckle for fixing the pull rope is improved.

Preferably, the side wall of the fixing buckle, which is away from the tooth groove, is provided with a rope winding groove for the rope to be embedded in, and the mouth of the rope winding groove is opposite to the mouth of the tooth groove.

Through the technical scheme, when a person winds the pull rope on the fixed buckle, the pull rope can be wound into the rope winding groove, and the rope winding groove is used for assisting in limiting the pull rope, so that the pull rope is prevented from being spontaneously loosened.

In summary, compared with the prior art, the invention has the following beneficial effects:

1. the tightness of the back sleeve part of the automobile seat sleeve, which is tightly attached to the seat backrest, is high, and the back sleeve part is not easy to wrinkle or misplace;

2. the fixing component is matched with the rope sleeve and the auxiliary sleeve, so that a good fixing effect can be achieved on the front cover surface;

3. the fixing component is matched with the closing-in rope and the clamping piece, so that the whole back sleeve part and the seat backrest are strong in installation stability;

4. the pull rope and the fixing buckle are convenient and quick to assemble and disassemble, and are stable enough, and the fixing buckle has higher concealment.

Drawings

FIG. 1 is a schematic view of a seat cover of a vehicle according to a first embodiment, wherein a rear cover is in a pulled-up state;

FIG. 2 is a perspective cross-sectional view of the first embodiment, mainly showing the structure of the rope sling and the auxiliary sling;

FIG. 3 is an enlarged view of the portion A of FIG. 1, mainly showing the structure of the fastener;

fig. 4 is a front view of the automobile seat according to the second embodiment after being sheathed on the automobile seat;

FIG. 5 is a back side view of the automobile seat according to the second embodiment, showing the back cover in a pulled-up state;

fig. 6 is a perspective cross-sectional view of the second embodiment, mainly protruding the positions of the rope hitch, the auxiliary hitch, and the fixing assembly.

In the figure, 1, a seat cover part; 2. a back sleeve portion; 3. a fixing assembly; 11. a connection part; 111. a clamping piece; 21. a front cover surface; 22. a rear cover surface; 23. a head hole; 24. a mounting cavity; 25. closing up the rope; 251. rope stopping buckle; 4. a pull rope; 5. a fixing buckle; 211. rope sleeve; 212. an auxiliary sleeve; 51. a buckle body; 52. a clamping block; 511. tying holes; 53. tooth slots; 54. and winding the rope groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Embodiment one:

referring to fig. 1 and 2, an automobile seat cover disclosed by the invention comprises a seat cover part 1 sleeved outside a seat cushion, a back cover part 2 sleeved outside a backrest, and a fixing assembly 3 for fixing the back cover part 2 and the backrest.

The seat cover part 1 and the back cover part 2 are made of cloth, and the seat cover part 1 and the back cover part 2 are fixed by edge stitching. The seat cover part 1 and the back cover part 2 are provided with a connecting part 11 therebetween, the connecting part 11 is positioned on one side of the seat cover part 1 facing the automobile seat, the connecting part 11 is specifically a hollow bag, clamping pieces 111 are placed in the connecting part 11, the clamping pieces 111 are cylindrical elastic rods, the bag mouth of the connecting part 11 is sewed together with the connecting parts of the seat cover part 1 and the back cover part 2, and the clamping pieces 111 cannot be separated from the connecting part 11.

The backrest of the automobile seat generally has an angle adjusting function, the backrest and the cushion of the seat have elasticity and a gap is formed between the backrest and the cushion, and the diameter of the clamping piece 111 is slightly larger than the gap; after the automobile seat is sleeved on the seat by personnel, the personnel can apply force to the clamping piece 111, the clamping piece 111 passes through a gap between the backrest and the seat cushion, at the moment, the seat sleeve part 1 is tensioned by the connecting part 11, the clamping piece 111 is not easy to spontaneously pass through the gap in size, the clamping piece 111 and the connecting part 11 cooperate to limit the automobile seat sleeve on the automobile seat, and the connecting position of the seat sleeve part 1 and the backrest sleeve part 2 is not easy to separate from the automobile seat. The bag-shaped connecting part 11 can reliably limit the clamping piece 111, the contact area between the connecting part 11 and the clamping piece 111 is large, and the connecting part 11 and the clamping piece 111 are not easy to tear and damage.

The back cover part 2 comprises a front cover surface 21 and a rear cover surface 22, wherein the front cover surface 21 is used for being attached to one surface of the seat backrest for a person to lean on, the back cover part 2 is provided with a head hole 23 for the seat headrest to pass through, the head hole 23 is positioned at the end part of the back cover part 2 far away from the seat cover part 1, and the head hole 23 is formed between the front cover surface 21 and the rear cover surface 22. A mounting cavity 24 for the seat back to penetrate is formed between the front cover 21 and the rear cover 22, and the length of the rear cover 22 is the same as that of the front cover 21. The front cover surface 21 and the rear cover surface 22 are internally provided with a closing rope 25 in a penetrating way, the closing rope 25 surrounds the opening of the installation cavity 24, two ends of the closing rope 25 penetrate out of the rear cover surface 22, two ends of the closing rope 25 are fastened through a rope stopping buckle 251 arranged between the front cover surface 21 and the rear cover surface 22, and the rope stopping buckle 251 is of the prior art and is not repeated herein. When the back sleeve part 2 is sleeved on the back of the seat backrest, people can tighten the opening of the mounting cavity 24 through the closing-in rope 25, and the preliminary positioning effect is achieved on the back sleeve part 2.

The fixing component 3 comprises a pull rope 4 and a fixing buckle 5, a rope sleeve 211 and a secondary sleeve 212 are fixed on the inner side surface of the front cover surface 21, which is used for contacting the backrest, and the rope sleeve 211 and the secondary sleeve 212 are used for allowing the pull rope 4 to pass through. The rope sleeve 211 is provided with two ropes along the width direction of the back sleeve part 2, the length direction of the rope sleeve 211 is along the length direction of the back sleeve part 2, the number and the positions of the auxiliary sleeves 212 are in one-to-one correspondence with the rope sleeve 211, and the auxiliary sleeves 212 are positioned on the extension line of the rope sleeve 211 and close to the positions of the head holes 23. The length of the rope sleeve 211 is more than half of the length of the front cover surface 21, the rope sleeve 211 corresponds to the waist position of a passenger, the auxiliary sleeve 212 is short-section-shaped with a short length, and the area between the auxiliary sleeve 212 and the rope sleeve 211 corresponds to the leaning area of the back of the passenger. The number and the positions of the fixing components 3 are in one-to-one correspondence with the rope loops 211.

The two sides of the backrest of the existing automobile front seat are provided with the protection edges, the protection edges are protruded towards the front of the seat to enable the shape of the backrest to be concave, and the concave backrest can have a good separation preventing effect on a human body. The positions of the two rope loops 211 of the automobile seat sleeve correspond to the vertical concave intersection line of the seat back respectively, the thickness of the rope loops 211 can be increased after the pull rope 4 passes through the rope loops 211, and the rope loops 211 are arranged at the positions, so that the comfort level of the back of a person is not easy to influence.

Referring to fig. 3, the holder buckle 5 is plate-shaped, and the holder buckle 5 is integrally formed of plastic. The fixing buckle 5 comprises a buckle body 51 and clamping blocks 52 arranged on two sides of the buckle body 51, and a tying hole 511 for tying one end of the pull rope 4 is arranged on the buckle body 51. Tooth grooves 53 are formed between the clamping blocks 52 and the buckle body 51, teeth of the tooth grooves 53 are positioned on the side wall of the clamping blocks 52 facing the buckle body 51, the tooth grooves 53 penetrate through one end of the fixed buckle 5 along the length direction of the tooth grooves 53, and the tooth grooves 53 penetrate through two plate surfaces of the fixed buckle 5 in the thickness direction. The slot width of the tooth slot 53 just can be used for the pull rope 4 to be clamped in, the slot wall of the tooth slot 53 is in a inverted tooth shape, and the inverted tooth direction of the tooth slot 53 is the direction for guiding the pull rope 4 to enter the tooth slot 53 and limiting the pull rope 4 to be separated from the tooth slot 53. When the pull rope 4 is clamped into the tooth groove 53, the tooth groove 53 limits the pull rope 4 to be separated from the tooth groove 53 through the tooth groove wall. The side wall of the fixed buckle 5, which is away from the tooth groove 53, is provided with rope winding grooves 54 for embedding the pull ropes 4, the number and the positions of the rope winding grooves 54 are in one-to-one correspondence with the tooth groove 53, and the mouth direction of the rope winding grooves 54 is opposite to the mouth direction of the tooth groove 53.

The use of the fixing assembly 3 is as follows: the personnel pass one end of the stay cord 4 through the tying hole 511 in advance and tighten, pass the other end of the stay cord 4 through the tank bottom of one tooth groove 53, then pass the stay cord 4 around the corresponding rope winding groove 54 of the tooth groove 53 and the other tooth groove 53 in turn, and finish the fixation of the stay cord 4 and the fixing buckle 5. On the premise that the pull rope 4 is wound on the fixing buckle 5, the fixing buckle 5 clamps and limits the pull rope 4 through the two tooth grooves 53, and auxiliary limiting is carried out on the pull rope 4 around the rope groove 54, so that the pull rope 4 is prevented from being automatically loosened; the fastening buckle 5 is stable enough to fasten the pull rope 4, and when the two ends of the pull rope 4 are pulled, the pull rope 4 is not easy to be spontaneously loosened at the fastening buckle 5. Because the stay cord 4 winds around one circle to complete the fastening with the fixing buckle 5, the fixing assembly 3 is convenient and quick to detach by personnel; the fixing buckle 5 with the thinner thickness is suitable for the automobile seat cover, after the fixing buckle 5 is covered by the rear cover surface 22, the corresponding part of the rear cover surface 22 is not easy to bulge by the fixing buckle 5, so that the concealment of the fixing buckle 5 and the aesthetic degree of the rear cover surface 22 are improved.

The installation method of the automobile seat cover comprises the following steps: the person passes the pull rope 4 through the rope sleeve 211 and the auxiliary sleeve 212 in advance. When the seat cover is installed, a person can cover the seat cover part 1 on a seat cushion, cover the back cover part 2 on a seat backrest, pass the clamping piece 111 through a gap between the backrest and the seat cushion, and simultaneously pass the stay rope 4 around the back of the seat backrest and fasten through the fixing buckle 5, and the stay rope 4 passes through the gap between the seat backrest and the seat cushion, so that the installation of the fixing assembly 3 can be completed. When the fixing assembly 3 is installed, the fixing buckle 5 is positioned at the back side of the backrest and is close to the proximal end part of the cushion; then, the person tightens up the closing-in rope 25 through the rope stopping buckle 251 to finish the installation of the seat cover. After the installation is completed, the rear cover surface 22 shields the fixing buckle 5, the pull rope 4 exposed outside is not easy to be seen by people, and the concealment of the fixing assembly 3 is strong. The auxiliary sleeve 212 is used for reinforcing the fixing strength of the stay rope 4 and the back sleeve part 2 close to the head hole 23, and the fixing component 3 is matched with the rope sleeve 211 and the auxiliary sleeve 212, so that a good fixing effect can be achieved on the front cover surface 21; the fixing component 3 is matched with the closing-in rope 25 and the clamping piece 111, so that the whole back sleeve part 2 is strong in installation stability with the seat back.

When the seat cover is dismantled, personnel firstly loosen the closing-in rope 25 through the rope stopping buckle 251, then pull up the lower end of the rear cover surface 22, so that the fixing buckle 5 is exposed outside, the pull rope 4 is loosened on the fixing buckle 5, and then the seat cover can be separated from the automobile seat in a seat cover pulling mode, and the seat cover is convenient to assemble and disassemble.

In summary, the back cover part 2 of the automobile seat cover is fixed with the seat backrest through the fixing component 3, and the fastening force of the pull rope 4 acts on the front cover surface 21 through the rope cover 211 and the auxiliary cover 212; the front cover 21 is tightly attached to the seat back with high stability by the fastening force of the fastening unit 3. Compared with the prior art, when the back of the user rubs on this car seat cover and moves, the back also is difficult for driving back cover portion 2 and moves together, and the problem of fold, dislocation are difficult for appearing in back cover portion 2, have greatly promoted user's use experience.

Embodiment two:

referring to fig. 4 and 5, a seat cover for a three-link rear seat of an automobile includes a seat cover portion 1 for being sleeved outside a seat cushion, a back cover portion 2 for being sleeved outside a backrest, and a fixing assembly 3 for fixing the seat cover and the seat. The difference between the second embodiment and the first embodiment is that: the areas of the seat cover part 1 and the back cover part 2 can cover the whole back row seat.

Referring to fig. 5 and 6, two rope loops 211 are fixed on the inner surface of the back sleeve part 2 for contacting the backrest of the seat, two rope loops 211 are also fixed on the inner surface of the seat sleeve part 1 for contacting the cushion of the seat, and the positions of the rope loops 211 correspond to one surface of the seat for sitting by a person; the number of the fixing components 3 is four, and the four fixing components 3 are in one-to-one correspondence with the four rope loops 211.

The loops 211 are located at the boundary line of the three rear seats separated by two. The stay rope 4 of the seat sleeve part 1 is fastened through the fixing buckle 5 after bypassing the seat cushion, and the fixing buckle 5 is positioned at the rear part of the seat cushion close to the backrest; after the seat cover is arranged on the three-connection back row seat of the automobile, the fixing buckles 5 are all positioned at the rear of the automobile seat, and passengers can not see the fixing buckles 5 in normal use. Since the rope hitch 211 and the rope pulling rope 4 are positioned at the boundary line of the two separation of the three rear seats, the position is not easy to influence the riding comfort of passengers.

The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.

Claims

1. The utility model provides an automobile seat cover, is including being used for the cover to locate seat cover portion (1) outside the cushion, be used for the cover to locate the outer back cover portion (2), characterized by of back: the seat backrest is characterized by further comprising fixing components (3), wherein the back sleeve part (2) is used for being in contact with the inner side surface of the backrest, rope sleeves (211) are fixedly arranged in at least two ways along the width direction of the back sleeve part (2), the length direction of the rope sleeves (211) is along the length direction of the back sleeve part (2), the number of the fixing components (3) is the same as that of the rope sleeves (211), the fixing components (3) comprise pull ropes (4) and fixing buckles (5), the pull ropes (4) correspondingly penetrate through the rope sleeves (211), and the pull ropes (4) are fastened by the fixing buckles (5) after bypassing the seat backrest;

a connecting part (11) is arranged between the seat sleeve part (1) and the back sleeve part (2), the connecting part (11) is positioned at one side of the seat sleeve part (1) facing the automobile seat, a clamping piece (111) is arranged at the end part of the connecting part (11) facing away from the seat sleeve part (1), and the thickness of the clamping piece (111) is larger than that of the connecting part (11); the clamping piece (111) is used for penetrating between gaps of the seat cushion and the backrest and limiting the seat sleeve part (1) and the backrest sleeve part (2) to leave the automobile seat;

the connecting part (11) is a bag with a hollow inside, the bag opening of the connecting part (11) is closed, and the clamping piece (111) is positioned in the bag of the connecting part (11);

the fixing buckle (5) comprises a buckle body (51) and clamping blocks (52) arranged on two sides of the buckle body (51), tooth grooves (53) are formed between the clamping blocks (52) and the buckle body (51), a tying hole (511) for fastening one end of a pull rope (4) is formed in the buckle body (51), the groove width of the tooth grooves (53) can be used for clamping the pull rope (4) just, and the tooth grooves (53) are separated from the tooth grooves (53) through tooth-shaped groove walls to limit the pull rope (4).

2. An automotive seat cover as claimed in claim 1, wherein: the number of the rope loops (211) is two, and the positions of the two rope loops (211) respectively correspond to the positions of the seat back along the vertical concave intersection line.

3. An automotive seat cover as claimed in claim 1, wherein: the seat is characterized in that a head hole (23) for the seat headrest to penetrate is formed in the back cover portion (2), an auxiliary cover (212) for the pull rope (4) to penetrate is further fixed on the inner side face of the back cover portion (2), the auxiliary covers (212) are in one-to-one correspondence with the rope sleeves (211), and the auxiliary covers (212) are located on the extension line of the rope sleeves (211) and close to the head hole (23).

4. An automotive seat cover as claimed in claim 1, wherein: the back cover part (2) comprises a front cover surface (21) and a rear cover surface (22), a mounting cavity (24) for a seat backrest to penetrate is formed between the front cover surface (21) and the rear cover surface (22), and the length of the rear cover surface (22) is not smaller than that of the front cover surface (21).

5. An automotive seat cover as set forth in claim 4, wherein: the front cover surface (21) and the rear cover surface (22) are internally provided with a closing-in rope (25), the closing-in rope (25) surrounds the opening of the mounting cavity (24), and two ends of the closing-in rope (25) are fastened through a rope stopping buckle (251) arranged between the front cover surface and the rear cover surface.

6. An automotive seat cover as claimed in claim 1, wherein: the groove wall of the tooth groove (53) is in a inverted tooth shape, and the inverted tooth direction of the tooth groove (53) is the direction in which the guide pull rope (4) enters the tooth groove (53) and the pull rope (4) is limited to be separated from the tooth groove (53).

7. An automotive seat cover as claimed in claim 1, wherein: the side wall of the fixing buckle (5) deviating from the tooth groove (53) is provided with a rope winding groove (54) for embedding the pull rope (4), and the mouth part of the rope winding groove (54) is mutually deviated from the mouth part of the tooth groove (53).