CN116852964A - Outer water cutting of vehicle door, vehicle and operation method - Google Patents

Abstract

The invention discloses an external water cutting, automobile and operation method of a vehicle door, which comprises a water cutting body, a water cutting lip edge, a rotating shaft, a forward and backward rotating motor and a bearing; the water cutting lip edge is rotationally connected with the right lower end of the water cutting body through a rotating shaft; the left side wall of the water cutting lip is flexibly contacted with the right side wall corresponding to the water cutting body; the two ends of the rotating shaft are respectively connected with a bearing and a forward and backward rotating motor; the bearing and the forward and backward rotating motor are respectively fixed at the front end part and the rear end part of the water cutting body; the lip edge of the invention can be disassembled and adjusted, the lip edge gesture of the external water cutter can be actively changed, and the matching relation between the water cutter and the glass can be automatically adjusted, so that different service conditions can be adapted, the performance of the external water cutter can be enhanced, and the whole service life of the external water cutter can be prolonged.

Description

Outer water cutting of vehicle door, vehicle and operation method

Technical Field

The invention relates to the technical field of automobiles, in particular to an automobile door outer water cutting, an automobile and an operation method.

Background

The outer water cutting of the door is a part for supporting the lifting of the glass, ensuring the sealing of the door and having certain decorative performance.

The external water cutting part structure form in the current market is single, is clamped on the outer plate of the vehicle door through a buckle or a metal framework, is integrated with stainless steel or aluminum bright wisps, is easy to disassemble and assemble, and cannot be reused.

The matching relation between the water cutting lip edge and the glass is determined by a basic section, and as the service time of a user is prolonged, the sealing performance of the external water cutting lip edge is gradually reduced under the influence of the compression permanent deformation of the rubber material, the water scraping effect is weakened, and the service feeling of the user is deteriorated.

Disclosure of Invention

In order to solve the problems, the invention provides an external water cut of a vehicle door, a vehicle and an operation method, wherein the lip edge can be detached and adjusted, the lip edge posture of the external water cut can be actively changed, and the matching relation between the water cut and glass can be automatically adjusted, so that different service conditions can be adapted, the performance of the external water cut can be enhanced, and the whole service life of the external water cut can be prolonged.

The invention provides an external water cutter of a vehicle door, which comprises a water cutter body, a water cutter lip edge, a rotating shaft, a forward and reverse rotating motor and a bearing;

the water cutting lip edge is rotationally connected with the right lower end of the water cutting body through a rotating shaft, can be detached and adjusted from the water cutting body, can be replaced with the book cutting lip edge with reduced performance, and prolongs the service life of the whole external water cutting body;

the left side wall of the water cutting lip is flexibly contacted with the right side wall corresponding to the water cutting body;

the two ends of the rotating shaft are respectively connected with a bearing and a forward and backward rotating motor;

the bearing and the forward and backward rotating motor are respectively fixed at the front end and the rear end of the water cutting body, the forward and backward rotating motor can rotate forward or backward by a certain angle according to the requirement of the environment where the window glass is positioned, the lip gesture of the external water cutting is changed, and the matching relation between the water cutting and the glass is automatically regulated, so that different use conditions are adapted, and the performance of the external water cutting is enhanced.

The middle part of the left side of the water cutting body is provided with a door plate edge-wrapping connecting groove with an inverted U-shaped structure, the door plate edge-wrapping connecting groove can be connected with a door plate edge-wrapping in an inserting way, the door plate edge-wrapping provides a supporting effect for the whole water cutting outside the automobile door, and the lower part of the right side of the water cutting body is provided with a rotating shaft accommodating arc slot; the water-cutting lip edge comprises a supporting framework sheet and a flexible lip edge, wherein the upper part of the supporting framework sheet is fixedly covered on the lower part of the flexible lip edge; the side wall of the rotating shaft penetrates through the axis to be downwards provided with a rectangular groove, the lower end of the supporting framework piece is matched and accommodated in the rectangular groove and is limited and fixed by a locking mechanism of the rectangular groove, the rotating shaft is horizontally accommodated in an arc groove of the accommodating of the rotating shaft, the rotating shaft can drive the water cutting lip to rotate forward and backward for a certain angle, and the interference amount of the water cutting lip on glass (the interference amount of the right end surface of the water cutting lip and the horizontal direction of the outer surface of the glass) is adjusted; the left side wall of the flexible lip edge is provided with a first water retaining sealing convex strip in a protruding mode, the free end of the first water retaining sealing convex strip is contacted with the right side wall of the water cutting body, and external foreign matters or moisture are prevented from falling to the rotating shaft, and the operation of the rotating shaft is influenced.

The limiting protruding tongue of a triangular structure is arranged on the inner side wall of one side of the middle part of the rectangular groove in a protruding way, the limiting protruding tongue forms a locking mechanism, the position of the supporting framework piece corresponding to the limiting protruding tongue is provided with an inverted right angle-shaped clamping limiting missing part, a vertical gap of the inverted right angle-shaped clamping limiting missing part extends to the lower end face of the supporting framework piece, the limiting protruding tongue can be accommodated in a horizontal missing groove of the inverted right angle-shaped clamping limiting missing part in a matching way, when the water cutting lip and the rotating shaft are assembled, the vertical gap of the inverted right angle-shaped clamping limiting missing part at the lower end face of the supporting framework piece is aligned with the limiting protruding tongue of the rectangular groove to move downwards, the supporting framework piece is embedded into the rectangular groove, then the supporting framework piece horizontally translates in the rectangular groove, the limiting protruding tongue is accommodated in the horizontal missing groove of the inverted right-angle clamping limiting missing part, the vertical limiting fixing of the limiting protruding tongue in the rectangular groove to the supporting framework piece is completed, then the bearing and the forward and reverse rotating motor are respectively connected to the left end and the right end of the rotating shaft, the horizontal displacement of the supporting framework piece in the rectangular groove is limited by the bearing and the forward and reverse rotating motor, the rotating shaft is rotationally embedded into the rotating shaft accommodating arc groove of the water cutting body, and the bearing and the forward and reverse rotating motor are respectively fixed to the left end and the right end of the water cutting body.

The rectangular groove is characterized in that left and right limiting perforations are respectively arranged at corresponding positions of two side walls of the middle part of the rectangular groove, a supporting framework piece is accommodated in the rectangular groove, an accommodating through hole is arranged at the position of the supporting framework piece corresponding to the limiting perforation, a locking mechanism of the rectangular groove comprises a limiting pin, the limiting pin penetrates through the left limiting perforation, the accommodating through hole and the right limiting perforation respectively to limit and fix the supporting framework piece of the rotating shaft and the water cutting lip, when the water cutting lip and the rotating shaft are assembled, the lower end of the supporting framework piece is correspondingly accommodated in the rectangular groove, then the limiting pin is sequentially inserted into the left limiting perforation, the accommodating through hole and the right limiting perforation, limiting fixing of the locking mechanism of the rectangular groove to the vertical direction of the supporting framework piece and the limiting of the length direction of the rectangular groove is completed, then an upper bearing and a forward and reverse rotation motor are respectively connected to the left end and the right end of the rotating shaft, the horizontal displacement of the supporting framework piece in the rectangular groove is further limited by the bearing and the forward and reverse rotation motor, the rotating shaft is embedded into a rotating shaft accommodating arc of the rotating shaft of the water cutting body, and the bearing and the forward and reverse rotation motor are respectively fixed at the left end and right end of the water cutting groove body.

The water cutting body is made of hard plastic so as to provide support for the water cutting lip edge, the flexible lip edge is made of elastic rubber, and the upper end of the flexible lip edge is bent leftwards to form a second water retaining sealing raised strip which is matched with the upper end of the water cutting body to play a role in sealing, so that dust and moisture are prevented from entering a rotating shaft at the lower part of the flexible lip edge, and the rotation of the rotating shaft is further affected.

The door plant of body is cut to water is bordured and is linked up groove surface upper end and water and is cut body left side wall between being equipped with joint portion on the ornamental strip, and door plant bordures and links up groove left side wall lower extreme and be equipped with joint portion under the ornamental strip, and the upper and lower both ends of ornamental strip match the joint respectively and link up joint portion department under the ornamental strip on the ornamental strip, and the ornamental strip inner wall and the door plant bordure link up the corresponding lateral wall limit touch of groove.

The upper end of the water cutting body is provided with a shielding strip which is bent rightwards to be matched with the second water retaining sealing convex strip of the water cutting lip edge so as to prevent foreign matters and moisture from falling to the rotating shaft.

The invention also provides an automobile, which comprises a door, window glass, an ECU (Electronic Control Unit, an electronic control unit), a central control screen and a door outer water cutter, wherein a door panel wrapping edge on the inner wall of the door is inserted and fixed with a door panel wrapping edge connecting groove of the water cutter body, the right end of a flexible lip is contacted with the outer surface of the window glass which is concealed in the door, a forward and backward rotating motor is electrically connected with the ECU through a wire, and the ECU is electrically connected with the central control screen through the wire.

The interference quantity between the flexible lip edge and the window glass is 1.1mm-3.5mm; the rotation value of the flexible lip edge relative to the initial angle of the rectangular groove of the rotating shaft (the initial angle is the included angle of 45 degrees between the rectangular groove of the rotating shaft and the Z direction) is +/-5 degrees.

The invention also provides an operation method of the external water cutting of the vehicle door, which is characterized in that according to the preset environmental mode option of the central control screen, the ECU outputs a control signal to enable the forward and reverse rotating motor to rotate within +/-5 degrees of the initial angle of the rectangular groove of the rotating shaft, so that the interference between the water cutting lip and the glass is adjusted within the range of 1.1mm-3.5mm, and the normal mode, the accelerating lifting mode or the clamping mode of the external water cutting of the vehicle door on the lifting of the glass are respectively realized.

Normal mode: the driver selects a normal mode in the central control screen, and the ECU outputs a control signal to enable the forward and reverse rotating motor to rotate to an initial 0-degree angle of the rectangular groove of the rotating shaft, at the moment, the interference quantity between the water cutting lip edge and glass is 2.2mm-2.4mm, and the normal glass lifting requirement is met;

acceleration lifting mode: when the ambient temperature is low and the glass lifting speed is low, a driver selects an acceleration lifting mode in a central control screen, and an ECU transmits a signal to a vehicle door forward and backward rotation motor to enable the forward and backward rotation motor to rotate 5 degrees anticlockwise from the initial 0-degree angle of a rotating shaft rectangular groove, at the moment, the interference amount between a lip edge and glass is 1.1mm-1.3mm, the lifting resistance of the glass is reduced, and the glass lifting speed is improved;

holding mode: the water stain exists on the glass, the shaking quantity of the glass is large, a driver selects a holding mode, an ECU transmits a signal to a vehicle door forward and backward rotation motor, the forward and backward rotation motor rotates 5 degrees clockwise from an initial 0-degree angle of a rectangular groove of a rotating shaft, at the moment, the interference quantity between a lip edge and the glass is 3.3mm-3.5mm, the holding force of a water cutting lip edge and the glass is increased, and the water hanging effect of the water cutting lip edge on the glass is enhanced.

Advantageous effects

The invention has the advantages that:

1. when the glass lifting resistance is large, the posture of the external water cutting lip edge is adjusted, the interference quantity of the lip edge and the glass is reduced, and the glass lifting speed can be improved;

2. when the shaking amount of the glass opening and closing door is large, the posture of the external water cutting lip edge is adjusted, the interference amount of the lip edge and the glass is increased, the shaking of the glass is reduced, and the lifting stability of the glass is improved;

3. when the glass is replaced, the lip edges can be independently detached, so that a glass movement space is avoided, and the purpose of disassembling and assembling the glass without damaging the outer water cutting body can be achieved;

4. in a low-temperature environment, the posture of the external water cutting lip edge is adjusted, the interference quantity of the lip edge and glass is reduced, and the lifting performance of the glass at low temperature is improved.

Drawings

Fig. 1 is a schematic diagram of a partial structure of the present invention.

Fig. 2 is a schematic diagram of a partial structure of the present invention.

FIG. 3 is a schematic view of a partial cross-sectional structure of an embodiment of the present invention.

FIG. 4 is a schematic view of the back side of a water-cutting lip according to an embodiment of the present invention.

FIG. 5 is a schematic diagram of a partial cross-sectional structure of a second embodiment of the present invention.

FIG. 6 is a schematic view of the back side structure of a second water-cutting lip according to an embodiment of the present invention.

FIG. 7 is a schematic view of the structure of the interference between the water-cutting lip and glass according to the present invention.

FIG. 8 is a schematic diagram of the structure of the interference between the water-cutting lip and glass according to the present invention.

FIG. 9 is a schematic diagram of the structure of the water-cutting lip and glass interference of the present invention.

In the figure:

1. cutting the body with water;

11. door panel edge-wrapping engagement grooves;

111. a clamping part on the ornamental strip;

112. a lower clamping part of the decoration strip;

12. the rotating shaft accommodates the arc slot;

13. a shielding strip;

2. cutting the lip edge by water;

21. supporting the skeleton sheet;

211. the inverted right-angle clamping limit missing part;

212. accommodating the through hole;

22. a flexible lip;

221. a first water blocking sealing convex strip;

222. a second water blocking sealing convex strip;

3. a rotating shaft;

31. rectangular grooves;

311. a limit tab;

312. limiting perforation;

313. a limiting pin;

4. a forward and reverse rotation motor;

5. a bearing;

6. a decorative strip;

7. a vehicle glazing.

Detailed Description

In order to make the technical problems solved, the technical scheme adopted and the technical effects achieved by the invention more clear, the technical scheme of the invention is further described below by a specific embodiment in combination with the attached drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present invention are shown.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixed or removable, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-4, an external water cutter for a vehicle door comprises a water cutter body 1, a water cutter lip 2, a rotating shaft 3, a forward and reverse rotating motor 4 and a bearing 5;

the water cutting lip edge 2 is rotationally connected with the right lower end of the water cutting body 1 through a rotating shaft 3;

the left side wall of the water cutting lip 2 is flexibly contacted with the right side wall corresponding to the water cutting body 1;

the two ends of the rotating shaft 3 are respectively connected with a bearing 5 and a forward and backward rotating motor 4;

the bearing 5 and the forward and backward rotation motor 4 are respectively fixed at the front and rear ends of the water cutting body 1.

The middle part of the left side of the water cutting body 1 is provided with a door plate edge-wrapping connecting groove 11 with an inverted U-shaped structure, and the lower part of the right side of the water cutting body 1 is provided with a rotating shaft accommodating arc groove 12; the water cutting lip edge 2 comprises a supporting framework sheet 21 and a flexible lip edge 22, wherein the upper part of the supporting framework sheet 21 is fixedly covered on the lower part of the flexible lip edge 22; the side wall of the rotating shaft 3 penetrates through the axis and is downwards provided with a rectangular groove 31, the lower end of the supporting framework piece 21 is accommodated in the rectangular groove 31 in a matching mode and is limited and fixed by a locking mechanism of the rectangular groove 31, and the rotating shaft 3 is horizontally accommodated in the rotating shaft accommodating arc groove 12; the left side wall of the flexible lip 22 is provided with a first water retaining sealing raised line 221 in a protruding way, and the free end of the first water retaining sealing raised line 221 is contacted with the right side wall of the water cutting body 1.

The spacing protruding tongue 311 of triangle structure is protruding to be equipped with in one side inside wall at rectangle recess 31 middle part, and this spacing protruding tongue 311 constitutes locking mechanism, support skeleton piece 21 corresponds spacing protruding tongue 311 position and is equipped with the spacing missing portion 211 of reverse right angle shape joint, and the spacing missing portion 211 of this reverse right angle shape joint vertical breach extends to set up to support skeleton piece 21 lower terminal surface department, and spacing protruding tongue 311 can match the horizontal to the missing inslot of holding in the spacing missing portion 211 of reverse right angle shape joint.

The water cutting body 1 is made of hard plastic, the flexible lip 22 is made of elastic rubber, and the upper end of the flexible lip 22 is bent leftwards to form a second water blocking sealing convex strip 222.

The water cuts body 1's door plant joint portion 111 on the door plant joint portion of borduring 11 surface upper end and the water is cut body 1 left side wall between being equipped with the ornamental strip, and door plant joint portion 112 is equipped with down to ornamental strip 11 left side wall lower extreme, and the upper and lower both ends of ornamental strip 6 match the joint respectively in ornamental strip upper joint portion 111 and ornamental strip lower joint portion 112 department, and ornamental strip 6 inner wall and door plant joint portion 11 corresponding lateral wall limit contact.

The upper end of the water cutting body 1 is bent rightwards and provided with a shielding strip 13.

Example 2

Referring to fig. 1-2 and fig. 5-6, the exterior water cutter for a vehicle door is different from embodiment 1 in that a left limit perforation 312 and a right limit perforation 312 are respectively provided at corresponding positions of two side walls of the middle part of the rectangular groove 31, the supporting frame piece 21 is accommodated in the rectangular groove 31, an accommodating through hole 212 is provided at a position of the supporting frame piece 21 corresponding to the limit perforation 312, the locking mechanism of the rectangular groove 31 comprises a limit pin 313, and the limit pin 313 passes through the left limit perforation 312, the accommodating through hole 212 and the right limit perforation 312 to fix the rotating shaft 3 and the supporting frame piece 21 of the water cutting lip 2 in a limited manner.

Example 3

Referring to fig. 1-4 and 7, an automobile comprises a door, window glass 7, an ECU, a central control screen and a door outer water cutter, wherein a door panel wrapping edge (not shown in the figure) on the inner wall of the door is inserted and fixed with a door panel wrapping edge connecting groove 11 of a water cutter body 1, the right end of a flexible lip 22 is contacted with the outer surface of the window glass concealed in the door, a forward and backward rotating motor 4 is electrically connected with the ECU (not shown in the figure) through a wire, and the ECU is electrically connected with the central control screen (not shown in the figure) through the wire.

The interference of the flexible lip 22 with the window glass is 2.3mm; the initial angle of rotation of the flexible lip 22 relative to the rectangular groove of the shaft is 0.

Example 4

Referring to fig. 1-4 and 7, according to the preset environmental mode option in the central control screen, the ECU outputs a control signal to enable the forward and reverse rotation motor to rotate between +/-5 degrees of the initial angle of the rectangular groove of the rotating shaft, so that the interference between the water cutting lip and the glass is adjusted within the range of 1.1mm-3.5mm, and the normal mode, the accelerating lifting mode or the holding mode of lifting the glass by the water cutting outside the automobile door is respectively realized.

Normal mode: the driver selects a normal mode in the central control screen, and the ECU outputs a control signal to enable the forward and reverse rotating motor to rotate to an initial 0-degree angle of the rectangular groove of the rotating shaft, at the moment, the interference quantity between the water cutting lip edge and glass is 2.3mm, and the normal glass lifting requirement is met.

Example 5

Referring to fig. 1-4 and 8, according to the preset environmental mode option in the central control screen, the ECU outputs a control signal to enable the forward and reverse rotation motor to rotate between +/-5 degrees of the initial angle of the rectangular groove of the rotating shaft, so that the interference between the water cutting lip and the glass is adjusted within the range of 1.1mm-3.5mm, and the normal mode, the accelerating lifting mode or the holding mode of lifting the glass by the water cutting outside the automobile door is respectively realized.

Acceleration lifting mode: when the ambient temperature is low, the glass lifting speed is low, a driver selects an acceleration lifting mode in the central control screen, and the ECU transmits a signal to the vehicle door forward and reverse rotation motor, so that the forward and reverse rotation motor rotates 5 degrees anticlockwise from the initial 0-degree angle of the rectangular groove of the rotating shaft, at the moment, the interference amount between the lip edge and the glass is 1.2mm, the lifting resistance of the glass is reduced, and the glass lifting speed is improved.

Example 6

Referring to fig. 1-4 and 9, the invention further provides an operation method of the external water cutting of the vehicle door, according to the preset environmental mode option of the central control screen, the ECU outputs a control signal to enable the forward and reverse rotating motor to rotate within +/-5 degrees of the initial angle of the rectangular groove of the rotating shaft, so that the interference quantity between the water cutting lip and the glass is adjusted within the range of 1.1mm-3.5mm, and the normal mode, the accelerating lifting mode or the holding mode of the external water cutting of the vehicle door on the lifting of the glass are respectively realized.

Holding mode: the water stain exists on the glass, the shaking quantity of the glass is large, a driver selects a holding mode, an ECU transmits a signal to a vehicle door forward and backward rotation motor, the forward and backward rotation motor rotates 5 degrees clockwise from an initial 0-degree angle of a rectangular groove of a rotating shaft, at the moment, the interference quantity between a lip edge and the glass is 3.4mm, the holding force of the water cutting lip edge and the glass is increased, and the water hanging effect of the water cutting lip edge on the glass is enhanced.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a car door outer water is cut which characterized in that: comprises a water cutting body (1), a water cutting lip edge (2), a rotating shaft (3), a forward and reverse rotating motor (4) and a bearing (5);

the water cutting lip edge (2) is rotationally connected with the right lower end of the water cutting body (1) through a rotating shaft (3);

the left side wall of the water cutting lip edge (2) is flexibly contacted with the right side wall corresponding to the water cutting body (1);

two ends of the rotating shaft (3) are respectively connected with a bearing (5) and a forward and backward rotating motor (4);

the bearing (5) and the forward and backward rotation motor (4) are respectively fixed at the front end and the rear end of the water cutting body (1).

2. The exterior door trim as defined in claim 1, wherein: the middle part of the left side of the water cutting body (1) is provided with a door plate edge-covering connecting groove (11) with an inverted U-shaped structure, the lower part of the right side of the water cutting body (1) is provided with a rotating shaft accommodating arc groove (12), and the upper end of the water cutting body (1) is bent right to be provided with a shielding strip (13); the water cutting lip edge (2) comprises a supporting framework sheet (21) and a flexible lip edge (22), wherein the upper part of the supporting framework sheet (21) is fixedly covered on the lower part of the flexible lip edge (22); the side wall of the rotating shaft (3) penetrates through the axis and is downwards provided with a rectangular groove (31), the lower end of the supporting framework piece (21) is accommodated in the rectangular groove (31) in a matching mode and is limited and fixed by a locking mechanism of the rectangular groove (31), and the rotating shaft (3) is accommodated in the rotating shaft accommodating arc groove (12) horizontally; the left side wall of the flexible lip edge (22) is provided with a first water retaining sealing raised line (221) in a protruding mode, and the free end of the first water retaining sealing raised line (221) is contacted with the right side wall of the water cutting body (1).

3. The exterior door trim according to claim 2, wherein: limiting protruding tongues (311) of triangular structure are protruding to be equipped with in one side inside wall at rectangular groove (31) middle part, and this limiting protruding tongues (311) constitute locking mechanism, supporting framework piece (21) are equipped with spacing missing portion (211) of right angle joint corresponding limiting protruding tongue (311) position, and the vertical breach extension of this spacing missing portion (211) of right angle joint of should falling is offered to supporting framework piece (21) lower terminal surface department, and limiting protruding tongue (311) can match the holding in the horizontal of the spacing missing portion (211) of right angle joint to the missing inslot.

4. The exterior door trim according to claim 2, wherein: the rectangular groove (31) is characterized in that left limit perforation holes (312) and right limit perforation holes (312) are formed in corresponding positions of two side walls of the middle of the rectangular groove (31), the supporting framework piece (21) is contained in the rectangular groove (31), containing through holes (212) are formed in positions, corresponding to the limit perforation holes (312), of the supporting framework piece (21), the locking mechanism of the rectangular groove (31) comprises limiting pins (313), and the limiting pins (313) penetrate through the left limit perforation holes (312), the containing through holes (212) and the right limit perforation holes (312) respectively to limit and fix the rotating shaft (3) and the supporting framework piece (21) of the water cutting lip edge (2).

5. The exterior door trim according to claim 2, wherein: the water cutting body (1) is made of hard plastic, the flexible lip edge (22) is made of elastic rubber, and the upper end of the flexible lip edge (22) is bent leftwards to form a second water retaining sealing raised line (222).

6. The exterior door trim according to claim 2, wherein: the water is cut door plant of body (1) and is bordured joint portion (111) on being equipped with the ornamental strip between joint portion (111) on the door plant of body (1) surface upper end and the water left side wall, door plant bordures joint portion (112) under the ornamental strip left side wall lower extreme is equipped with, and joint portion (111) and ornamental strip joint portion (112) department under the ornamental strip are gone up in the ornamental strip to the upper and lower both ends matching joint respectively, and the outer lateral wall limit touch that ornamental strip (6) inner wall and door plant bordure joint groove (11) correspond is connected.

7. An automobile, characterized in that: the automobile door outer water-cut type automobile door comprises an automobile door, automobile window glass, an ECU (electronic control unit) and a central control screen, and further comprises an automobile door outer water-cut type automobile door as claimed in any one of claims 1 to 6, wherein a door panel wrapping edge on the inner wall of the automobile door is fixedly inserted into a door panel wrapping edge connecting groove (11) of a water-cut body (1), the right end of a flexible lip (22) is contacted with the outer surface of the automobile window glass which is concealed in the automobile door, a forward and backward rotating motor (4) is electrically connected with the ECU through a wire, and the ECU is electrically connected with the central control screen through the wire.

8. The automobile of claim 7, wherein: the interference quantity between the flexible lip edge (22) and the window glass is 1.1mm-3.5mm; the flexible lip (22) has a rotational value of between + -5 DEG relative to the initial angle of the rectangular groove of the shaft.

9. A method for operating a water cut outside a vehicle door, applied to the vehicle according to claim 8 or 9, characterized in that:

according to the preset environmental mode options of the central control screen, the ECU outputs a control signal to enable the forward and reverse rotating motor to rotate between +/-5 degrees of the initial angle of the rectangular groove of the rotating shaft, so that the interference between the water cutting lip and glass is adjusted within the range of 1.1mm-3.5mm, and the normal mode, the accelerating lifting mode or the holding mode of lifting the glass by water cutting outside the door are respectively realized.

10. The method of operating a door outer water cut according to claim 9, wherein:

normal mode: the driver selects a normal mode in the central control screen, and the ECU outputs a control signal to enable the forward and reverse rotating motor to rotate to an initial angle of 0-2 degrees of the rectangular groove of the rotating shaft, at the moment, the interference between the water cutting lip edge and glass is 2.2-2.4 mm, so that the normal glass lifting requirement is met;

acceleration lifting mode: when the ambient temperature is low and the glass lifting speed is low, a driver selects an acceleration lifting mode in a central control screen, and an ECU transmits a signal to a vehicle door forward and backward rotation motor to enable the forward and backward rotation motor to rotate 3-5 degrees anticlockwise from the initial 0-degree angle of a rotating shaft rectangular groove, at the moment, the interference amount between a lip edge and glass is 1.1-1.3 mm, the lifting resistance of the glass is reduced, and the glass lifting speed is improved;

holding mode: the water stain exists on the glass, the shaking amount of the glass is large, a driver selects a holding mode, an ECU transmits a signal to a forward and reverse motor of the vehicle door, so that the forward and reverse motor rotates by 3-5 degrees clockwise from the initial 0-degree angle of the rectangular groove of the rotating shaft, at the moment, the interference amount between the lip edge and the glass is 3.3-3.5 mm, the holding force of the water cutting lip edge and the glass is increased, and the water hanging effect of the water cutting lip edge on the glass is enhanced.