CN212353865U

CN212353865U - Automobile door guard board

Info

Publication number: CN212353865U
Application number: CN202021076221.4U
Authority: CN
Inventors: 周天平; 温正文; 冯金萍; 马慧
Original assignee: HUBEI SHUANGOU AUTOMOTIVE TRIM CO Ltd
Current assignee: HUBEI SHUANGOU AUTOMOTIVE TRIM CO Ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-01-15
Anticipated expiration: 2030-06-12

Abstract

The utility model provides an automobile door guard board relates to automobile manufacturing technical field, has solved current automobile door guard board and can not effectively assist the complicated inconvenient problem of storage article, connected mode. An automobile door guard board comprises a door guard board main shell, wherein the door guard board main shell comprises a guard board main body, and a top-end rain-proof layer is arranged on the top end surface of the guard board main body; the rear end face of the guard plate main body is in a rectangular array shape, and five matched mounting cylinders are mounted along the left side edge; the utility model is realized by the matching of the external carding gear heel and the internal nylon soft bag; the sliding fixture block and the sliding rail slide inwards, so that the influence on the attractiveness of the automobile door guard board is avoided, and the space is fully utilized; through the cooperation between the mounting nut and the terminal elastic clamping piece and the movement of the single bending spring leaf, the quick and convenient mounting is realized, and the complexity of the traditional mounting mode is avoided.

Description

Automobile door guard board

Technical Field

The utility model belongs to the technical field of automobile manufacturing, more specifically say, in particular to automobile door guard board.

Background

The automobile door guard board is an important part in the use process of an automobile, along with the continuous progress of the science and technology level of people, the automobile door guard board is continuously updated, the design of the automobile door guard board is more and more developed towards the direction of safety and science and technology, but the structural improvement of the automobile door guard board is neglected in the development process, and further some design defects are generated.

The existing automobile door guard board can only be designed to be narrow and shallow due to the limitation of the form, the distance of a vehicle is difficult to jolt in the driving process, the objects in the object groove are extremely easy to jolt in the jolting process, the space in the vehicle is narrow and difficult to find, and the effect of serving as a storage groove is lost. The automobile door guard board connecting device has the advantages that the flat and deep groove body is designed, the problem that the automobile door guard board is limited and not easy to find can be solved in the using process, the existing automobile door guard board connecting mode is backward, a maintainer needs to prop the lower part of the automobile door guard board with knees in the connecting process, the automobile door guard board is stable and fixed, and the automobile door guard board connecting device is quite inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an automobile door guard plate to solve current automobile door guard plate and can not effectively assist the complicated inconvenient problem of storage article, connected mode.

The utility model discloses car door protective plate's purpose and efficiency are reached by following specific technological means:

an automobile door guard board comprises a door guard board main shell, wherein a drawer type storage box is slidably mounted in the door guard board main shell, and an external handrail guard board is mounted on the front end face of the door guard board main shell; a matched mounting nut is arranged on the rear end face of the main shell of the door protection plate; the door protection plate main shell comprises a protection plate main body, a top rain-proof layer, a drawer type storage box groove, an external clamping groove, a handrail storage groove, a rotating shaft body, a screw mounting hole, a sliding clamping rail, a matching mounting cylinder, a screw clamping hole, an internal matching groove, a tail end elastic clamping piece, a rotating handrail, a rotating handle shaft, a T-shaped matching groove and a sliding rail, wherein the top rain-proof layer is mounted on the top end surface of the protection plate main body, and the top rain-proof layer is in a T-shaped edge covering mode and is positioned at the rear part of the protection plate main body; the rear end face of the guard plate main body is provided with an internal matching groove; the front end surface of the left upper end of the guard plate main body is provided with a handrail storage groove, the left side and the right side of the upper end of the handrail storage groove are respectively provided with a rotating shaft body in a symmetrical shape, and the rotating shaft bodies are in a T-shaped round shaft shape; two T-shaped matching grooves are formed in the left end and the right end of the rotating handle shaft, and a rotating handrail in the vertical direction is arranged on the lower portion of the outer peripheral surface of the rotating handle shaft; the T-shaped matching groove is rotationally connected with the rotating shaft body; the middle part of the right side of the guard plate main body is provided with a drawer type storage box groove, and the rear end faces of the left end and the right end of the drawer type storage box groove are respectively provided with two sliding clamping rails in a symmetrical shape; a T-shaped sliding track is arranged on the corresponding end face of each sliding clamping track; the rear end face of the guard plate main body is in a rectangular array shape, five matched mounting cylinders are mounted along the edge of the left side, and five screw mounting holes are formed in the front end face of the guard plate main body; the screw mounting hole corresponds to the position of the matched mounting column and penetrates through the axis of the matched mounting column; a screw clamping hole is formed in the axis of the rear end face of each matched mounting column; the screw clamping hole is communicated with the screw mounting hole; every cooperation installation cylinder periphery personally submits the annular array form and installs six terminal elasticity cards respectively.

Further, the drawer type containing box comprises an outer box main body, a sliding clamping block, a sliding groove body, a pulling handle, an external fixing block, an internal nylon soft bag, a carding device outer frame, external carding teeth, a containing empty groove and a matching clamping groove; two sliding fixture blocks which are in a T-shaped structure are symmetrically arranged on the left end surface and the right end surface of the outer box main body respectively, and a containing empty groove is formed in the top end surface of the outer box main body; a matching clamping groove is formed in each of the left and right side edges of the front side of the outer edge of the outer box main body, and the matching clamping grooves are right-angle empty grooves; an external fixing block is arranged on the top end face of the matching clamping groove and is T-shaped; the external fixed block is contacted with the matched clamping groove; the bottom end surface of the straight extending section of the external fixed block is in limit contact with the top end surface of the straight section of the matched clamping groove; the middle part of the front end face of the outer box main body is provided with a rectangular sliding groove body; an inner nylon soft bag is fixedly mounted at the edge of the bottom end face of the outer fixed block, and the bottom end face of the inner nylon soft bag is fixedly connected with the bottom end face of the containing empty groove; a pulling handle is slidably arranged on the rear end face inside the sliding groove body; the front end face of the pull handle is provided with a carding machine outer frame; the carding machine outer frame is rectangular, and a through groove is formed in the top end face of the carding machine outer frame; five external carding teeth are arranged on the rear end face of the groove body on the inner side of the carding machine outer frame in a rectangular array manner, and four external carding teeth are arranged on the front end face of the inner side of the carding machine outer frame in a rectangular array manner; the carding machine comprises a carding machine outer frame, a door protection plate main shell, a drawer type containing box, an outer box main body and a sliding clamping block, wherein the carding machine outer frame is provided with a front end face and a rear end face; the sliding fixture block is in sliding contact with the sliding track.

Furthermore, the external handrail guard plate comprises a handrail shell, a guard plate accommodating groove, a matching empty groove, a slot clamping plate, a rotating handrail plate, a splicing empty groove, a rotating shaft through hole, an internal clamping groove, a rotating shaft and an internal matching plate; the middle part of the front end face of the handrail shell is provided with a guard plate accommodating groove, and the front end face of the guard plate accommodating groove is provided with an internal clamping groove with a slightly smaller area than that of the guard plate accommodating groove; the upper end positions of the left side and the right side of the rear end surface of the protection plate accommodating groove are symmetrically provided with a splicing empty groove respectively, and the upper end of the protection plate accommodating groove is provided with a rotating shaft; a rotating handrail plate is arranged on the rear end face of the guard plate accommodating groove, and an internal matching plate with the area slightly smaller than that of the rotating handrail plate is arranged on the rear end face of the rotating handrail plate; the bottom end face of the rotating armrest plate is contacted with the bottom end face of the protective plate accommodating groove, and the left, right and bottom end faces of the internal matching plate are respectively contacted with the left, right and bottom end faces of the internal clamping groove; a rotating shaft through hole is formed in the front side of the left end face of the rotating armrest plate and is rotatably connected with the rotating shaft; a square matching empty groove is formed in the right side of the top end face of the armrest shell; the rear end face of the armrest shell is fixedly connected with the front end face of the armrest main body in the installation state of the door guard plate main shell and the external armrest guard plate.

Furthermore, the matched mounting nut comprises a matched main body, a main through hole, an edge chute and a nut empty groove; a nut slot is formed in the axis of the rear end face of the matching main body; a main through hole is formed in the axis of the front end face of the nut empty groove; six edge chutes are formed in the inner peripheral surface of the main through hole in an annular array shape; the angle of the edge chute from the top end face of the matching main body to the top end face of the nut empty groove is gradually reduced, the outer peripheral face of the matching installation column body is in contact with the inner peripheral face of the main through hole in the installation state of the door protection plate main shell and the matching installation nut, and the tail end elastic clamping piece is located inside the nut empty groove and in limited contact with the bottom end face of the nut empty groove.

Furthermore, an installation nail is installed at the center of the rear end face of each sliding clamping rail, and a single-phase bending reed is installed on the outer peripheral surface of each installation nail in a spiral shape; the single bending spring leaf is spirally distributed on the outer peripheral surface of the installation nail in an oblique angle shape, and the outer peripheral surface of the single bending spring leaf and the axial lead of the installation nail form an included angle of 60 degrees.

Compared with the prior art, the utility model discloses following beneficial effect has:

because the utility model is realized by the matching between the external carding gear and the internal nylon soft bag, the articles stored in the internal nylon soft bag can be quickly lifted upwards, the wanted fine articles such as keys and pens can be quickly found in the narrow vehicle, and the beautiful appearance of the automobile door guard board is prevented from being influenced by the inward sliding motion of the sliding fixture block and the sliding track, and the space is fully utilized; through the cooperation between the mounting nut and the terminal elastic clamping piece and the movement of the single bending spring leaf, the quick and convenient mounting is realized, and the complexity of the traditional mounting mode is avoided.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the whole axial measurement structure of the present invention.

Fig. 3 is a schematic structural view of the door guard plate main shell of the present invention.

Fig. 4 is a schematic view of the door guard board main shell axial measurement structure of the present invention.

Fig. 5 is a schematic view of the structure of the sliding track of the present invention.

Fig. 6 is a schematic view of the structure of the rotating handle shaft of the present invention.

Fig. 7 is a schematic cross-sectional structure view of the shaft of the rotating handle of the present invention.

Fig. 8 is a schematic structural view of the drawer-type storage box of the present invention.

Fig. 9 is a schematic view of the drawer-type storage box axial measurement structure of the present invention.

Fig. 10 is a schematic view of the structure of the engagement slot of the present invention.

Fig. 11 is a schematic cross-sectional view of the drawer-type storage box of the present invention.

Fig. 12 is a longitudinal sectional view of the drawer-type storage box of the present invention.

Fig. 13 is a schematic view of the external carding teeth of the present invention.

Fig. 14 is a schematic view of the external handrail guard structure of the present invention.

Fig. 15 is a schematic view of the structure of the rotating shaft of the present invention.

Fig. 16 is a schematic structural view of the armrest plate of the present invention.

Fig. 17 is a schematic view of the structure of the mounting nut of the present invention.

Figure 18 is a cross-sectional view of the mounting nut of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows: 1. a door panel main housing; 101. a guard plate main body; 102. a top rain-proof layer; 103. a drawer-type storage box slot; 104. an external card slot; 105. a handrail storage groove; 106. a rotation shaft body; 107. a screw mounting hole; 108. sliding the clamping rail; 109. installing a nail; 1010. a single-phase bending spring leaf; 1011. the column bodies are installed in a matching mode; 1012. a screw clamping hole; 1013. an internal mating groove; 1014. a terminal elastic card; 1015. rotating the armrest; 1016. rotating the handle shaft; 1017. a T-shaped mating slot; 1018. a sliding track; 2. a drawer type storage box; 201. an outer case main body; 202. sliding the clamping block; 203. a sliding groove body; 204. pulling a handle; 205. an external fixing block; 206. a nylon soft bag is arranged inside; 207. a carding machine outer frame; 208. an outer carding tooth; 209. a receiving empty slot; 2010. matching with the clamping groove; 3. an outer handrail guard plate; 301. an armrest housing; 302. a guard plate receiving groove; 303. matching with the empty groove; 304. a slot card board; 305. rotating the armrest plate; 306. inserting an empty slot; 307. a through hole of the rotating shaft; 308. an internal card slot; 309. a rotating shaft; 3010. an internal mating plate; 4. installing a nut; 401. a mating body; 402. a main through hole; 403. an edge chute; 404. the nut is empty.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 18:

the utility model provides an automobile door guard board, which comprises a door guard board main shell 1, wherein a drawer type storage box 2 is arranged in the door guard board main shell 1 in a sliding way, and an external handrail guard board 3 is arranged on the front end surface of the door guard board main shell 1; a matched mounting nut 4 is arranged on the rear end face of the door guard plate main shell 1; the door protection plate main shell 1 comprises a protection plate main body 101, a top end rain-proof layer 102, a drawer type storage box groove 103, an external clamping groove 104, a handrail storage groove 105, a rotating shaft body 106, a screw mounting hole 107, a sliding clamping rail 108, a matching mounting column 1011, a screw clamping hole 1012, an internal matching groove 1013, a tail end elastic clamping sheet 1014, a rotating handrail 1015, a rotating handle shaft 1016, a T-shaped matching groove 1017 and a sliding rail 1018, wherein the top end rain-proof layer 102 is mounted on the top end surface of the protection plate main body 101, and the top end rain-proof layer 102 is in a T-shaped edge covering mode and is positioned at the rear part of the protection plate main; the back end surface of the guard plate main body 101 is provided with an internal matching groove 1013; a handrail storage groove 105 is formed in the front end face of the left upper end of the guard plate main body 101, the left side and the right side of the upper end of the handrail storage groove 105 are respectively provided with a rotating shaft body 106 in a symmetrical shape, and the rotating shaft bodies 106 are in a T-shaped round shaft shape; two T-shaped matching grooves 1017 are formed in the left end and the right end of the rotating handle shaft 1016, and a rotating handrail 1015 in the vertical direction is installed on the lower portion of the outer peripheral surface of the rotating handle shaft 1016; the T-shaped matching groove 1017 is rotationally connected with the rotating shaft body 106; a drawer type storage box groove 103 is formed in the middle of the right side of the guard plate main body 101, and two sliding clamping rails 108 are symmetrically arranged on the rear end faces of the left end and the right end of the drawer type storage box groove 103 respectively; a T-shaped sliding track 1018 is formed on the corresponding end face of each sliding clamping rail 108; five matched mounting columns 1011 are arranged on the rear end face of the guard plate main body 101 in a rectangular array shape along the left side edge, and five screw mounting holes 107 are formed in the front end face of the guard plate main body 101; the screw mounting hole 107 corresponds to the position of the matching mounting column 1011 and passes through the axis of the matching mounting column 1011; a screw clamping hole 1012 is formed in the axis of the rear end face of each matched installation column 1011; the screw clamping hole 1012 is communicated with the screw mounting hole 107; six terminal elastic clamping sheets 1014 are respectively arranged on the outer periphery of each matched installation column 1011 in an annular array.

The drawer type containing box 2 comprises an outer box main body 201, a sliding fixture block 202, a sliding groove body 203, a pulling handle 204, an external fixing block 205, an internal nylon soft bag 206, a carding device outer frame 207, external carding teeth 208, a containing empty groove 209 and a matching clamping groove 2010; two sliding fixture blocks 202 which are T-shaped in structure are symmetrically arranged on the left end face and the right end face of the outer box main body 201 respectively, and a containing empty groove 209 is formed in the top end face of the outer box main body 201; a matching clamping groove 2010 is respectively formed in the left side edge and the right side edge of the front side of the outer edge of the outer box main body 201, and the matching clamping grooves 2010 are right-angled empty grooves; an external fixing block 205 is arranged on the top end face of the matched clamping groove 2010, and the external fixing block 205 is T-shaped; the external fixation block 205 is in contact with the mating card slot 2010; the bottom end face of the straight extending section of the external fixing block 205 is in limit contact with the top end face of the straight section of the matching clamping groove 2010; the middle part of the front end face of the outer box main body 201 is provided with a rectangular sliding groove body 203; an inner nylon soft bag 206 is fixedly arranged at the edge of the bottom end face of the outer fixing block 205, and the bottom end face of the inner nylon soft bag 206 is fixedly connected with the bottom end face of the containing empty groove 209; a pulling handle 204 is slidably arranged on the rear end face inside the sliding groove body 203; a carding machine outer frame 207 is arranged on the front end surface of the pulling handle 204; the outer frame 207 of the carding machine is rectangular, and the top end surface of the outer frame 207 of the carding machine is provided with a through groove; five external carding teeth 208 are arranged on the rear end surface of the groove body on the inner side of the carding outer frame 207 in a rectangular array manner, and four external carding teeth 208 are arranged on the front end surface of the inner side of the carding outer frame 207 in a rectangular array manner; the rear end face and the front end face of the carding outer frame 207 are provided with external carding teeth 208 which are distributed in a staggered manner, the external carding teeth 208 are in sliding contact with an internal nylon soft bag 206, the outer box main body 201 is arranged on the drawer type containing box groove 103 in a sliding manner under the installation state of the door protecting plate main shell 1 and the drawer type containing box 2, and the sliding fixture block 202 is positioned in the sliding track 1018; the slide latch 202 is in sliding contact with the slide rail 1018.

The external handrail guard plate 3 comprises a handrail shell 301, a guard plate accommodating groove 302, a matching empty groove 303, a slot clamping plate 304, a rotating handrail plate 305, an inserting empty groove 306, a rotating shaft through hole 307, an internal clamping groove 308, a rotating shaft 309 and an internal matching plate 3010; the middle part of the front end surface of the armrest shell 301 is provided with a guard plate accommodating groove 302, and the front end surface of the guard plate accommodating groove 302 is provided with an internal clamping groove 308 which has a slightly smaller area than the guard plate accommodating groove 302; the upper end positions of the left side and the right side of the rear end surface of the protection plate accommodating groove 302 are symmetrically provided with a splicing empty groove 306 respectively, and the upper end of the protection plate accommodating groove 302 is provided with a rotating shaft 309; a rotating handrail plate 305 is installed on the rear end surface of the guard plate accommodating groove 302, and an internal matching plate 3010 with a slightly smaller area than the rotating handrail plate 305 is installed on the rear end surface of the rotating handrail plate 305; the bottom end face of the rotating armrest plate 305 is in contact with the bottom end face of the guard plate accommodating groove 302, and the left, right and bottom end faces of the internal fitting plate 3010 are in contact with the left, right and bottom end faces of the internal clamping groove 308, respectively; a rotating shaft through hole 307 is formed in the front side of the left end face of the rotating armrest plate 305, and the rotating shaft through hole 307 is rotatably connected with a rotating shaft 309; a square matching empty groove 303 is formed in the right side of the top end face of the armrest shell 301; the rear end face of the armrest housing 301 is fixedly connected with the front end face of the guard plate main body 101 in the installation state of the door guard plate main housing 1 and the external armrest guard plate 3.

The fitting installation nut 4 comprises a fitting main body 401, a main through hole 402, an edge chute 403 and a nut empty groove 404; a nut slot 404 is arranged at the axis of the rear end surface of the matching main body 401; a main through hole 402 is arranged at the axle center of the front end surface of the nut empty groove 404; six edge chutes 403 are formed in the inner peripheral surface of the main through hole 402 in an annular array; the angle of the edge inclined groove 403 decreases gradually from the top end surface of the fitting body 401 to the top end surface of the nut recess 404, the outer peripheral surface of the fitting mounting cylinder 1011 of the door panel main case 1 contacts the inner peripheral surface of the main through hole 402 in the mounted state of the fitting mounting nut 4, and the end elastic clip 1014 is positioned inside the nut recess 404 and contacts with the bottom end surface of the nut recess 404 in a limiting manner.

Wherein, the center of the rear end face of each sliding clamping rail 108 is provided with an installation nail 109, and the peripheral surface of each installation nail 109 is spirally provided with a single bending reed 1010; the single bending spring 1010 is spirally distributed on the outer peripheral surface of the mounting nail 109 in an oblique angle shape, and the outer peripheral surface of the single bending spring 1010 forms an included angle of 60 degrees with the axial lead of the mounting nail 109.

The specific use mode and function of the embodiment are as follows:

in the installation process; attaching the guard plate main body 101 to a joint of the matched mounting nut 4 at the upper part of the axis of the threaded hole in advance, aligning the mounting nail 109 to the threaded hole matched with the mounting nail, at the moment, bending the single-bent reed 1010 downwards in the access process until the single-bent reed is clamped on the thread, slightly adjusting the matched mounting cylinder 1011 to be aligned with the main through hole 402 due to the clamping of the single-bent reed 1010 and the threaded hole, rotating the matched mounting cylinder 1011 along with the rotation by forming an included angle of 60 degrees between the single-bent reed 1010 and the mounting nail 109, inserting the tail end elastic card 1014 into the matched mounting nut 4 from the edge chute 403 after the tail end elastic card 1014 is contacted with the edge chute 403 in the rotation process, at the moment, expanding the tail end elastic card 1014 after being contracted when the tail end elastic card passes through the edge chute 403 and then expanding the inner edge of the nut chute 404, at this time, the guard plate main body 101 is fixed, and the legs and the knees do not need to be supported; screws are inserted through the screw locking holes 1012 and screwed into the screw holes inside the nut recess 404 to hold the protector plate body 101 fixed.

When the drawer type containing box 2 is used; pulling the pull handle 204 outwards to make the sliding block 202 slide out along the sliding track 1018 to put the articles into the internal nylon soft bag 206, pulling the pull handle 204 downwards to make the outer frame 207 of the carding machine move downwards to ensure that the articles in the internal nylon soft bag 206 can fall into the bottom end, and then pushing the outer box main body 201 into the T-shaped matching groove 1017 to move inwards along the sliding track 1018 to complete the receiving drawer type receiving box 2 to be positioned in the internal matching groove 1013; when the article needs to be taken out, the pull handle 204 is pulled outwards again to enable the sliding fixture 202 to be pulled out in a sliding mode along the sliding rail 1018, at the moment, the pull handle 204 is pulled upwards to control the carding machine outer frame 207 to move upwards, then the external carding teeth 208 arranged on the carding machine outer frame 207 move upwards to drive the article to move upwards from the internal nylon soft bag 206, and the trouble that the article is inconvenient to find on a narrow vehicle is avoided.

When the outer arm guard 3 is used; the rotating armrest plate 305 rotates upwards along the rotating shaft 309 until the rotating armrest plate is kept horizontal, the slot clamping plate 304 is aligned with the rotating armrest plate 305 and inserted into the inserting hollow groove 306, the state of the rotating armrest plate 305 is kept, and the installation is completed after the rotating armrest plate 305 is confirmed to be kept horizontal.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. An automobile door guard board is characterized in that: the door protection plate comprises a door protection plate main shell (1), wherein a drawer type storage box (2) is arranged in the door protection plate main shell (1) in a sliding mode, and an external handrail protection plate (3) is arranged on the front end face of the door protection plate main shell (1); a matched mounting nut (4) is arranged on the rear end face of the door guard plate main shell (1); the door protection plate main shell (1) comprises a protection plate main body (101), a top-end rain-proof layer (102), a drawer type storage box groove (103), an external clamping groove (104), a handrail storage groove (105), a rotating shaft body (106), a screw mounting hole (107), a sliding clamping rail (108), a matching mounting cylinder (1011), a screw clamping hole (1012), an internal matching groove (1013), a tail-end elastic clamping sheet (1014), a rotating handrail (1015), a rotating handle shaft (1016), a T-shaped matching groove (1017) and a sliding rail (1018), wherein the top-end rain-proof layer (102) is mounted on the top end surface of the protection plate main body (101), and the top-end rain-proof layer (102) is in a T-shaped edge covering mode and is located at the rear portion of the protection plate; the rear end surface of the guard plate main body (101) is provided with an internal matching groove (1013); the front end face of the left upper end of the guard plate main body (101) is provided with a handrail storage groove (105), the left side and the right side of the upper end of the handrail storage groove (105) are respectively provided with a rotating shaft body (106) symmetrically, and the rotating shaft bodies (106) are in a T-shaped round shaft shape; two T-shaped matching grooves (1017) are formed in the left end and the right end of the rotating handle shaft (1016), and a rotating handrail (1015) in the vertical direction is installed on the lower portion of the outer peripheral surface of the rotating handle shaft (1016); the T-shaped matching groove (1017) is rotationally connected with the rotating shaft body (106); the middle part of the right side of the guard plate main body (101) is provided with a drawer type storage box groove (103), and the rear end faces of the left end and the right end of the drawer type storage box groove (103) are respectively provided with two sliding clamping rails (108) in a symmetrical shape; a T-shaped sliding track (1018) is formed on the corresponding end face of each sliding clamping rail (108); five matched mounting columns (1011) are arranged on the rear end face of the guard plate main body (101) in a rectangular array shape along the edge of the left side, and five screw mounting holes (107) are formed in the front end face of the guard plate main body (101); the screw mounting hole (107) corresponds to the position of the matching mounting column (1011) and penetrates through the axis of the matching mounting column (1011); a screw clamping hole (1012) is formed in the axis of the rear end face of each matched mounting column (1011); the screw clamping hole (1012) is communicated with the screw mounting hole (107); six tail end elastic clamping pieces (1014) are respectively arranged on the outer peripheral surface of each matched installation column (1011) in an annular array shape.

2. An automobile door trim according to claim 1, wherein: the drawer type containing box (2) comprises an outer box main body (201), a sliding clamping block (202), a sliding groove body (203), a pulling handle (204), an external fixing block (205), an internal nylon soft bag (206), a carding device outer frame (207), external carding teeth (208), containing empty grooves (209) and a matching clamping groove (2010); two sliding fixture blocks (202) which are T-shaped in structure are symmetrically mounted on the left end face and the right end face of the outer box main body (201) respectively, and a storage empty groove (209) is formed in the top end face of the outer box main body (201); the outer box main body (201) is characterized in that a matching clamping groove (2010) is respectively formed in the left side edge and the right side edge of the front side of the outer edge of the outer box main body (201), and the matching clamping grooves (2010) are right-angle empty grooves; an external fixing block (205) is installed on the top end face of the matching clamping groove (2010), and the external fixing block (205) is T-shaped; the external fixing block (205) is in contact with a matching clamping groove (2010); the bottom end face of the straight extending section of the external fixing block (205) is in limit contact with the top end face of the straight section of the matching clamping groove (2010); the middle part of the front end face of the outer box main body (201) is provided with a rectangular sliding groove body (203); an inner nylon soft bag (206) is fixedly arranged at the edge of the bottom end face of the outer fixing block (205), and the bottom end face of the inner nylon soft bag (206) is fixedly connected with the bottom end face of the containing empty groove (209); a pulling handle (204) is slidably arranged on the rear end face inside the sliding groove body (203); a carding machine outer frame (207) is arranged on the front end face of the pulling handle (204); the carding machine outer frame (207) is rectangular, and a through groove is formed in the top end face of the carding machine outer frame (207); five external carding teeth (208) are arranged on the rear end face of the groove body on the inner side of the carding outer frame (207) in a rectangular array manner, and four external carding teeth (208) are arranged on the front end face on the inner side of the carding outer frame (207) in a rectangular array manner; the carding machine is characterized in that the rear end face of the carding machine outer frame (207) and external carding teeth (208) arranged on the front end face of the carding machine outer frame are distributed in a staggered mode, the external carding teeth (208) are in sliding contact with an internal nylon soft bag (206), the outer box main body (201) is arranged on a drawer type containing box groove (103) in a sliding mode under the installation state of the door guard plate main shell (1) and the drawer type containing box (2), and a sliding clamping block (202) is located inside a sliding track (1018); the sliding fixture block (202) is in sliding contact with the sliding track (1018).

3. An automobile door trim according to claim 1, wherein: the external handrail guard plate (3) comprises a handrail shell (301), a guard plate accommodating groove (302), a matching empty groove (303), a slot clamping plate (304), a rotating handrail plate (305), an inserting empty groove (306), a rotating shaft through hole (307), an internal clamping groove (308), a rotating shaft (309) and an internal matching plate (3010); the middle part of the front end face of the handrail shell (301) is provided with a guard plate accommodating groove (302), and the front end face of the guard plate accommodating groove (302) is provided with an internal clamping groove (308) with a slightly smaller area than that of the guard plate accommodating groove (302); the upper end positions of the left side and the right side of the rear end surface of the protection plate accommodating groove (302) are symmetrically provided with a splicing empty groove (306), and the upper end of the protection plate accommodating groove (302) is provided with a rotating shaft (309); a rotating handrail plate (305) is arranged on the rear end face of the guard plate accommodating groove (302), and an internal matching plate (3010) with the area slightly smaller than that of the rotating handrail plate (305) is arranged on the rear end face of the rotating handrail plate (305); the bottom end face of the rotating armrest plate (305) is contacted with the bottom end face of the protective plate accommodating groove (302), and the left, right and bottom end faces of the internal matching plate (3010) are respectively contacted with the left, right and bottom end faces of the internal clamping groove (308); a rotating shaft through hole (307) is formed in the front side of the left end face of the rotating armrest plate (305), and the rotating shaft through hole (307) is rotatably connected with a rotating shaft (309); a square matching empty groove (303) is formed in the right side of the top end face of the armrest shell (301); the rear end face of the armrest shell (301) is fixedly connected with the front end face of the guard plate main body (101) in the installation state of the door guard plate main shell (1) and the external armrest guard plate (3).

4. An automobile door trim according to claim 1, wherein: the matched mounting nut (4) comprises a matched main body (401), a main through hole (402), an edge inclined groove (403) and a nut empty groove (404); a nut empty groove (404) is formed in the axis of the rear end face of the matching main body (401); a main through hole (402) is formed in the axle center of the front end face of the nut empty groove (404); the inner peripheral surface of the main through hole (402) is provided with six edge chutes (403) in an annular array; the angle of the edge inclined groove (403) is gradually reduced from the top end face of the matching main body (401) to the top end face of the nut empty groove (404), the outer peripheral face of the matching mounting column body (1011) is in contact with the inner peripheral face of the main through hole (402) in the mounting state of the door protection plate main shell (1) and the matching mounting nut (4), and the tail end elastic clamping piece (1014) is located inside the nut empty groove (404) and in limited contact with the bottom end face of the nut empty groove (404).

5. An automobile door trim according to claim 1, wherein: an installation nail (109) is installed at the center of the rear end face of each sliding clamping rail (108), and a single-phase bending reed (1010) is installed on the outer peripheral surface of each installation nail (109) in a spiral shape; the single bending spring (1010) is spirally distributed on the outer peripheral surface of the mounting nail (109) in an oblique angle shape, and the outer peripheral surface of the single bending spring (1010) forms an included angle of 60 degrees with the axial lead of the mounting nail (109).