CN111497786A

CN111497786A - Windshield wiper connecting assembly and windshield wiper thereof

Info

Publication number: CN111497786A
Application number: CN202010502121.1A
Authority: CN
Inventors: 沈清怀
Original assignee: Xiamen Flatech Auto Parts Co ltd
Current assignee: Xiamen Flatech Auto Parts Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2020-08-07

Abstract

A wiper connection assembly, comprising: the connecting base is provided with a plane, the plane is provided with a sinking groove extending along the length direction of the plane, one end of the bottom surface of the sinking groove is provided with an elastic sheet, the tops of two side walls of the sinking groove are at least provided with two pairs of protruding parts extending inwards in opposite directions, and a space is arranged between each pair of protruding parts; a connector, it includes base connecting portion and scrapes arm connecting portion, base connecting portion just can inlay in the heavy inslot, its both sides wall has two pairs of lugs that outwards extend the setting at least, scrape arm connecting portion be used for with scrape the arm and be connected, the connector is installed on connection base.

Description

Windshield wiper connecting assembly and windshield wiper thereof

Technical Field

The invention relates to the technical field of automobile windshield wiper assemblies, in particular to a windshield wiper connecting assembly and a windshield wiper thereof.

Background

There are a wide variety of automobiles on the market, in which there are a plurality of types of wiper devices and drive arms, and when the wiper is damaged, it is desirable to enable quick attachment and replacement of the wiper connecting device, and thus to enable the process of quickly mating the wiper with the drive arm, and it is also desirable to have different types of wipers adaptable, but usually the wiper connecting device can only be adapted to one of the boneless or boneless wipers when adapted, as in patent No. CN103108783B, which has a universal coupler for boneless wipers, said coupler assembly having a carrier 68 'and a saddle 70', said carrier 68 'being mounted on the boneless wiper, said saddle 70' being mounted by means of a locking mechanism 110 'in cooperation with a pocket 100' of the carrier 68 ', while a locking joint 122' is provided on the saddle 70 'for mating with a hole on the carrier 68', this connection requires the saddle 70 'to abut against the side wall of the carrier 68', and therefore requires some locking members to be connected, which is complicated in construction and therefore costly in manufacturing, and it is therefore desirable to have a new wiper connection device which is simple to install, inexpensive to produce, and can accommodate a variety of drive arms.

In view of the above, the present inventors newly designed a new wiper connecting assembly.

Disclosure of Invention

The first purpose of the invention is to provide a wiper connecting assembly which is simple in installation mode and low in production and manufacturing cost.

The second objective of the present invention is to provide a wiper manufactured by using the above wiper connecting assembly.

In order to achieve the first object of the invention, the invention discloses a wiper connecting assembly, which comprises a connecting base and a connector, wherein the connecting base is provided with a plane, the plane is provided with a sinking groove extending along the length direction, one end of the bottom surface of the sinking groove is provided with an elastic clamping point, the tops of two side walls of the sinking groove are at least provided with two pairs of protruding parts extending inwards, a space is arranged between each pair of protruding parts, the connector comprises a base connecting part and a wiper arm connecting part, the base connecting part can be just embedded in the sinking groove, two side walls of the connector are at least provided with two pairs of protruding blocks extending outwards, and the wiper arm connecting part is used for being connected with a wiper arm; when the windshield wiper connecting assembly is in an initial state, the base connecting portion of the connector is arranged above the sinking groove of the connecting base, the base connecting portion at least overlaps with the elastic clamping point on the projection surface in the vertical direction, the convex block of the connector and the protruding portion of the sinking groove are arranged in a staggered mode, when the connector is inserted into the sinking groove of the connecting base from top to bottom, the base connecting portion at least presses the elastic clamping point down and moves towards one end away from the elastic clamping point until the elastic clamping point is separated, one end of the base connecting portion abuts against the free end of the elastic clamping point at the moment, the other end of the base connecting portion abuts against the end portion away from the elastic clamping point in the sinking groove, and the convex block of the base connecting portion and the protruding portion of the connecting base abut against each other.

Adopt above-mentioned structure, connection between connection base and the connector support through mutual top and interfere lug and protruding portion and restrict the connector at connection base's reciprocating, support through the elasticity stuck point simultaneously and limit its back-and-forth movement by the tip that leans on to base connecting portion for when connection base is connected with the connector, the connector only need during the disect insertion connection base, then stimulate forward or backward, just can be connected connector and connection base, this kind of mode is simple, and is convenient, connects simultaneously stably.

Furthermore, the end part of the sinking groove abutting against the base connecting part is provided with a slot, the end part of the base connecting part facing to the slot is additionally provided with a convex edge, and the base connecting part is inserted into the slot of the sinking groove by the convex edge.

Through adding the structure of a slot for the connector can be more stable connection when inserting connection base, and the connector is difficult for breaking away from connection base in the use.

Furthermore, the elastic clamping point is provided with a pressing part which is convenient for the elastic clamping point to generate elastic deformation.

Through the setting of the aforesaid add splenium of pressing, conveniently push down the elasticity stuck point, press the design of splenium to make when operation elasticity stuck point pushes down more convenient.

Furthermore, a metal sheet for enhancing the strength of the connecting base is additionally arranged on the bottom end face of the connecting base.

The strength of the connecting base is enhanced by adding the metal sheet.

Furthermore, the invention discloses one embodiment of the connector in the wiper connecting assembly, wherein the wiper arm connecting part of the connector is positioned above the base connecting part, the wiper arm connecting part is a thick wall protruding on the base connecting part, protruding shafts protruding outwards are arranged on two sides of the thick wall, a through hole is formed in the front end of each protruding shaft, and the protruding shafts and the through holes are used for being connected with the wiper arms.

The invention also discloses a second embodiment of the connector, the scraping arm connecting part of the connector comprises a front wall, a rear wall, two side walls and a top wall, the top wall is provided with a side pin shaft channel which penetrates through the two side walls, the two side walls are respectively provided with an opposite hole, and the top wall is provided with a transition surface.

The invention also discloses a third embodiment of the connector, wherein the scraping arm connecting part of the connector is a hinged seat, the hinged seat comprises two side surfaces and a bottom plane, a hinged shaft is arranged between the two side surfaces, the bottom of the bottom plane is provided with a base connecting part, and the area of the bottom plane is at least larger than that of the base connecting part, so that the bottom plane has a contact end surface which is mutually abutted with the connecting base plane.

Through setting up the embodiment of three kinds of differences of connector for the connector on the wiper coupling assembling can scrape the arm with the difference and be connected, makes the wiper can the multiple difference of adaptation scrape the arm.

Furthermore, one side of the plane of the connecting base is provided with a first wall extending upwards, a gap exists between the first wall and the sinking groove, the top of the side surface of the hinge seat of the connecting head adjacent to the first wall is provided with a brim extending outwards and transversely, and the side edge of the brim can be propped against the vertical end surface of the first wall.

Through addding the first wall on the connection base, the intensity of connection base has been strengthened, the top of connector has the brim of a hat that extends towards first wall simultaneously, this brim of a hat plays the decoration effect for shelter from the clearance that exists between connector and the first wall, secondly when the windshield wiper is scraping the brush, the brim of a hat on this connector can be supported with the first wall of connection base mutually, first wall can play the effect of side direction auxiliary stay to the connector, has increased the stability of being connected between connection base and the connector.

In order to achieve the second object of the present invention, the present invention further discloses one embodiment of a windshield wiper manufactured by using the windshield wiper connecting assembly, the windshield wiper includes a main support, at least two auxiliary supports, a windshield wiper adhesive tape and a spring plate, the two auxiliary supports are respectively located on two sides of the main support and are mutually hinged with the main support, a swing support is hinged at the bottom of the main support or the auxiliary supports, a claw for fixing the windshield wiper adhesive tape and the spring plate is arranged at the tail end of the swing support, the spring plate acts on the windshield wiper adhesive tape and penetrates through the claw of the swing support, a fixing structure for locking the windshield wiper adhesive tape and the spring plate is arranged at the tail end of the auxiliary support, and any one of the windshield wiper connecting assemblies is arranged in the middle of the main support.

The invention also discloses a second embodiment of the windshield wiper, which comprises a windshield wiper rubber strip, an elastic sheet, end buckles, a spoiler and any one windshield wiper connecting assembly, wherein a plurality of claw parts for penetrating the elastic sheet and the windshield wiper rubber strip are additionally arranged at the bottom of a connecting base of the windshield wiper assembly, at least a limiting part for limiting the elastic sheet to move back and forth along the length direction is formed, a limiting groove is formed in the position of the elastic sheet opposite to the limiting part of the connecting base, the elastic sheet acts on the windshield wiper rubber strip and penetrates the claw parts at the bottom of the connecting base, the limiting groove is embedded in the limiting part, the spoiler is sleeved on the elastic sheets positioned on the left side and the right side of the connecting base, and the two end buckles are respectively positioned at the tail ends of the elastic sheet and used for locking the windshield wiper rubber strip and the spoiler and the elastic sheet.

Adopt above-mentioned scheme's windshield wiper, pass through pedestal connection portion with the connector and install on connection base, through the block effect between lug and the outstanding piece and the restriction of elasticity stuck point for the connector is installed on connection base, its simple structure, and simple to operate is through the embodiment that sets up multiple connector moreover, makes it be connected with the arm of scraping of multiple different grade type, has more extensive application range.

Drawings

FIG. 1-1 is a schematic view of a carrier in the context of the present invention;

figures 1-2 are schematic views of a saddle in the background of the invention;

FIG. 2 is a schematic view of the connection base of the present invention without the first wall;

FIG. 3 is a schematic view of a connection base strap first wall of the present invention;

fig. 4 is a schematic view of a first embodiment of the connecting head of the present invention;

fig. 5 is a schematic view of a second embodiment of a connecting head according to the invention;

fig. 6 is a schematic bottom view of a connecting head according to a third embodiment of the invention;

fig. 7 is a schematic top view of a connecting head according to a third embodiment of the invention;

fig. 8 is an exploded view of a hybrid wiper made in accordance with a first embodiment of the present invention;

FIG. 9 is a rear view of the connection base of the present invention;

fig. 10 is an assembly view of a hybrid wiper made in accordance with a first embodiment of the present invention;

fig. 11 is an exploded view of a frameless wiper blade made in accordance with a third embodiment of the present invention;

fig. 12 is a rear view of the attachment base on the frameless wiper blade of the present invention;

fig. 13 is an assembly view of a boneless wiper blade made in accordance with a third embodiment of the present invention;

fig. 14 is a schematic view of a wiper blade connecting assembly according to a second embodiment of the present invention.

Reference numerals

Elastic clamping points 122 of protrusions 124 of protrusions 211 of grooves 125 of protrusions 124 of base connecting parts 21 of scraping

arm connecting parts

22a, 22b, 22c of base connecting parts 21 of

wiper connecting components

100a, 100b, 100c of base 1 connecting base 1, bottom surface 127 of protrusions 211 of protrusions 124 of base connecting parts 21 of wiper

arm connecting parts

22a, 22b, 22c of hinge shaft 222 through hole 223 front wall 224 rear wall 225 top wall 227 side pin shaft channel 228 hole 229 transition surface 230 side 232 bottom surface 233 hinge shaft 234 first wall 235 cap edge 236 side edge 237 main support

wiper rubber strip

1113a, 1113b

elastic pieces

1114a, 1114b swing support 1115 claw 1116 hinge structure 1117 end buckle 1118 spoiler 1119 claw 1211

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

Example 1

The invention discloses a wiper connecting assembly 100a, which comprises a connecting base 1 and a connecting head 2a, as shown in fig. 3, the embodiment of the invention discloses that the connecting base 1 has a plane 11, the plane 11 has a sunken groove 12 extending along the length direction thereof, one end of the bottom surface 121 of the sunken groove 12 has an elastic clamping point 122, the elastic clamping point 122 is used for limiting the movement of the connecting head 2, as shown in fig. 9, the elastic clamping point 122 also has a pressing part 126 facilitating the elastic deformation of the elastic clamping point 122, the pressing part 126 is arranged at the bottom of the elastic clamping point 122 and is in L shape, wherein the pressing part 126 is used for facilitating the pressing of the elastic clamping point 122, so that the elastic clamping point 122 can move downwards, the top of the two side walls of the sunken groove 12 is provided with at least two pairs of inwardly extending protrusions 124, each pair of protrusions 124 has a space, the front end of the sunken groove 12 is further provided with a slot 125, the bottom end face 127 of the connecting base 1 is additionally provided with a metal part for enhancing the strength (the metal connecting wall 235 is arranged on the connecting base 1a, the connecting base 1, the connecting wall 235 can not only if the first side wall 235 is connected with the connecting head 2, the connecting base 1, the connecting wall 235 c, and the connecting base 2, and the connecting wall 235 can be connected with the connecting head 2.

The connector 22a is shown in fig. 4, and includes a base connecting portion 21 and a scraping arm connecting portion 22a, the base connecting portion 21 can be just embedded in the sinking groove 12 of the connecting base 1, at least two pairs of protrusions 211 extending outward are provided on two side walls of the base connecting portion, the protrusions 211 are used for matching with the protrusions 124 on the sinking groove 12, a rib 212 is further provided on the end portion of the base connecting portion 21, the rib 212 is used for being inserted into the slot 125 of the sinking groove 12, and the connection between the connecting base 1 and the connector 2a is more stable due to the matching of the rib 212 and the slot 125; the scraping arm connecting part 22a is located above the base connecting part 21, the scraping arm connecting part 22a is a thick wall 221 protruding on the base connecting part 21, protruding shafts 222 protruding outwards are arranged on two sides of the thick wall 221, a through hole 223 is arranged at the front end of each protruding shaft 222, and the protruding shafts 222 and the through holes 223 are used for being connected with a scraping arm (not shown);

the connection mode of the connection base 1 and the connection head 2a is that the base connecting portion 21 of the connection head 2a is embedded into the sinking groove 12 of the connection base 1, in an initial state, the base connecting portion 21 of the connection head 2a is placed above the sinking groove 12 of the connection base 1, and the projection surface of the base connecting portion 21 in at least the vertical direction overlaps with the elastic clamping point 122, at this time, the bump 211 on the base connecting portion 21 of the connection head 2 and the protrusion 124 of the sinking groove 12 are arranged in a mutually staggered manner, the connection head 2 is inserted into the sinking groove 12 of the connection base 1 from top to bottom, the base connecting portion 21 presses the elastic clamping point 122 downwards, then the base connecting portion 21 moves towards the end far away from the elastic clamping point 122 until the elastic clamping point 122 is separated, at this time, the rib 212 on the base connecting portion 21 is inserted into the slot 125 of the sinking groove 12, the elastic clamping point 122 abuts against the base connecting portion 21, and the bump 211 on the base connecting portion 21 and the protrusion 124 on the connection base connecting portion 1 abut against each other in the vertical direction to interfere with each other, so that the bump 21 and the protrusion 21 and the base connecting portion 21 are arranged horizontally, and the protrusion 21 is not pressed from the base connecting portion 21 and the protrusion 21 is arranged from the base connecting portion 21 and the base connecting portion 21 is arranged in the sinking groove 21, so that the protrusion is horizontally arranged in the protrusion of the sinking groove 12.

Example 2

As shown in fig. 5, the present invention discloses a connecting head 2b in a second embodiment of a wiper connecting assembly 100b, the wiper connecting assembly 100b is shown in fig. 14, the connecting base 1 in the second embodiment is the same as the connecting base 1 in embodiment 1, and not described again, the connecting head 2b has a base connecting portion 21 which is the same as that in embodiment 1, but the wiper arm connecting portion 22b thereof is different from embodiment 1, the wiper arm connecting portion 22b includes a front wall 224, a rear wall 225, two side walls 226 and a top wall 227, the top wall 227 has a side pin shaft passage 228 formed through the two side walls 226, the two side walls 226 and a front end of the side pin shaft passage (228) each have an opposite hole 229, the top wall 227 also has a transition surface 230, the wiper arm connecting portion 22b is used for connecting with a wiper arm, the base connection portion 21 of the connector 22b is connected to the connection base 1 in the same manner as in embodiment 1, and will not be described in detail.

Example 3

As shown in fig. 6 and 7, the present invention discloses a connecting head 2c in a wiper connecting assembly 100c of a third embodiment, the connecting base 1 in the second embodiment is the same as the connecting base 1 in embodiment 1, and not described, but the embodiment preferably uses the connecting base 1 having a first wall 235, the connecting head 2c includes a base connecting portion 21 and a wiper arm connecting portion 22c, the base connecting portion 21 is the same as the embodiment and not described, the wiper arm connecting portion 22c is a hinge seat, the hinge seat includes two side surfaces 232 and a bottom plane 233, a hinge shaft 234 is provided between the two side surfaces 232, wherein the hinge shaft is used for connecting with a wiper arm (not shown), the base connecting portion 21 is provided on the bottom of the bottom plane 233, since the area of the bottom plane 233 is at least larger than the area of the base connecting portion 21, when the base connecting portion 21 is embedded in the sinking groove 12, the bottom plane 233 and the plane 11 on the connection base 1 abut against each other, the top of the one side surface 232 of the hinge base is further provided with a brim 236 extending outward and transversely, the connection manner of the connection head 2c and the connection base 1 is the same as that of the embodiment 1, at this time, the bottom plane 233 on the connection head 2c and the plane 11 on the connection base 1 abut against each other and contact, because the connection base 1 is preferably provided with a first wall 235, the side edge 237 of the brim 236 on the scraper arm connecting portion 22c abuts against the vertical end surface of the first wall 235, so that a gap existing between the connection head 2c and the first wall 235 can be shielded, and a decorative effect is achieved, particularly see fig. 12; secondly, when the wiper is wiping, the brim 236 of the connector 2c can abut against the first wall 235 of the connection base 1, and the first wall 235 can serve as a lateral auxiliary support for the connector 2c, so as to further increase the stability of the connection between the connector 2c and the connection base 1, if the connection base 1a and the connector 2c are selected to be assembled as shown in fig. 2, the brim 236 of the connector 2c can be eliminated, and the base connecting portion 21 of the connector 2c can also be connected with the connection base 1.

Referring to fig. 8 to 10, the present invention discloses a hybrid wiper 110, which includes a main support 1111, at least two sub-supports 1112, a wiper blade 1113a and a resilient tab 1114a, wherein the wiper connecting assembly 100a of the above embodiment 1 is disposed in the middle of the main support 1111, the two sub-supports 1112 are respectively disposed on both sides of the main support 1111 and are hinged to the main support 1111 through a hinge structure 1117 in a conventional pivot fitting manner, a swing support 1115 is hinged to the bottom of the main support 1111 or the sub-support 1112, a claw 1116 for fixing the wiper blade 1113a and the resilient tab 1114a is disposed at the end of the swing support 1115, the resilient tab 1114a acts on the wiper blade 1113a and is inserted into the claw 1116 of the swing support 1115, and a fixing structure for locking the wiper blade 1113a and the resilient tab a is disposed at the end of the sub-support 1112.

As shown in fig. 11 to 13, the present invention further discloses another frameless wiper 120, which comprises a wiper rubber 1113b, a resilient strip 1114a, an end buckle 1118, a spoiler 1119 and the wiper connecting assembly 100c of the embodiment 3, as shown in fig. 9, the bottom of the connecting base 1 of the wiper connecting assembly 100c is further provided with a plurality of claw portions 1211 for penetrating the resilient strip 1114b and the wiper rubber 1113b, and at least forms a limiting portion (not shown) for limiting the forward and backward movement of the resilient strip 1114b along the length direction thereof, the resilient strip 1114b is provided with a limiting groove at a position opposite to the connecting base 1, the resilient strip 1114b acts on the wiper rubber 1113b and penetrates the claw portion 1211 at the bottom of the connecting base 1, the limiting groove is embedded in the limiting portion, the spoiler 1119 is sleeved on the resilient strips 1114b at the left and right sides of the connecting base 1, the two end buckles 1118 are respectively located at the ends of the resilient strip 1114b, the wiper rubber 1113b and the spoiler 1119 are locked on the spring 1114 b.

Through the description of the two integral windshield wipers, a person skilled in the art can clearly and unambiguously know how to actually apply the windshield wiper connecting assembly to different types of windshield wiper structures, the adoption of the windshield wiper connecting assembly, particularly the innovative connecting base and the structural design of the base connecting part of the connecting head, facilitates the disassembly and assembly of the connecting head and the connecting base, the scraping arm connecting part of the connecting head can adopt different structural designs to meet the adaptation requirements of different scraping arms, and the adaptability of the windshield wiper is greatly improved. It should be emphasized that the present invention provides only 3 specific configurations of the scraper arm connecting portions, and does not represent that the scraper arm connecting portions of the connector of the present invention can only use these three types of scraper arm connecting portions, and in fact, those skilled in the art can transplant the scraper arm connecting portions of the connector adapted to other types of scraper arms to the connector of the present invention, and such changes, modifications, substitutions and variations are all within the scope of the claims of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only 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 considered as limiting the present invention.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A wiper connection assembly, comprising:

the connecting base is provided with a plane, the plane is provided with a sinking groove extending along the length direction of the plane, one end of the bottom surface of the sinking groove is provided with an elastic clamping point, the tops of two side walls of the sinking groove are at least provided with two pairs of protruding parts extending inwards in opposite directions, and a space is arranged between each pair of protruding parts;

the connecting head comprises a base connecting part and a scraping arm connecting part, the base connecting part can be just embedded in the sink groove, two side walls of the base connecting part are at least provided with two pairs of convex blocks which extend outwards, and the scraping arm connecting part is used for being connected with the scraping arm;

in an initial state, the base connecting part of the connector is arranged above the sinking groove of the connecting base, the projection surface of the base connecting part at least in the vertical direction is mutually overlapped with the elastic clamping point, and the convex blocks of the connector and the protruding parts of the sinking groove are mutually staggered; when the connector is inserted into the sinking groove of the connecting base from top to bottom, the base connecting part at least presses the elastic clamping point and moves towards one end far away from the elastic clamping point until the elastic clamping point is separated, at the moment, one end of the base connecting part is propped against the free end of the elastic clamping point, the other end of the base connecting part is propped against the end part far away from the elastic clamping point of the sinking groove, and the convex block of the base connecting part and the protruding part of the connecting base are mutually propped against and interfered along the vertical direction.

2. The wiper connection assembly of claim 1, wherein: the end part of the sinking groove abutting against the base connecting part is provided with a slot, the end part of the base connecting part facing the slot is additionally provided with a convex edge, and the base connecting part is inserted into the slot of the sinking groove by virtue of the convex edge.

3. The wiper attachment assembly of claim 1, wherein said resilient clip has a pressing portion for facilitating resilient deformation of the resilient clip.

4. The wiper connecting assembly of claim 1, wherein said connecting base is additionally provided with a metal plate for reinforcing the strength of the connecting base at the bottom end thereof.

5. The wiper connecting assembly according to any one of claims 1 to 4, wherein the wiper arm connecting portion of the connecting head is located above the base connecting portion, the wiper arm connecting portion is a thick wall protruding from the base connecting portion, the thick wall has protruding shafts protruding outward on both sides, the protruding shafts have a through hole at front ends thereof, and the protruding shafts and the through hole are used for connecting the wiper arm.

6. The wiper connecting assembly of any one of claims 1-4, wherein the wiper arm connecting portion of the connecting head includes a front wall, a rear wall, two side walls and a top wall, the top wall having a side pin shaft passage formed therethrough, the two side walls each having an opposing aperture at a forward end of the side pin shaft passage.

7. A wiper connecting assembly according to any one of claims 1 to 4, wherein the wiper arm connecting portion of the connecting head is a hinge base comprising two side faces and a bottom plane, a hinge shaft being provided between the two side faces, the bottom of the bottom plane being provided with the base connecting portion, and the area of the bottom plane being at least larger than the area of the base connecting portion, so that the bottom plane has a contact end face abutting against the connecting base plane.

8. The wiper connection assembly of claim 1 or 7, wherein one side of the planar surface of said connection base has an upwardly extending first wall with a gap therebetween; the top of the side face of the hinge seat of the connecting head adjacent to the first wall is provided with a brim extending outwards in the transverse direction, and the side edge of the brim can be propped against the vertical end face of the first wall.

9. A windshield wiper comprises a main support, at least two auxiliary supports, a windshield wiper adhesive tape and an elastic sheet, wherein the two auxiliary supports are respectively positioned at two sides of the main support and are mutually hinged with the main support, the bottom of the main support or the auxiliary supports is hinged with a swing support, the tail end of the swing support is provided with a clamping jaw for fixing the windshield wiper adhesive tape and the elastic sheet, a steel sheet acts on the windshield wiper adhesive tape and penetrates through the clamping jaw of the swing support, the tail end of the auxiliary support is provided with a fixing structure for locking the windshield wiper adhesive tape and the elastic sheet, and the windshield wiper is characterized in that the middle of the main support is provided with the windshield wiper connecting assembly as claimed in any one of claims 1 to 8.

10. A windshield wiper, its characterized in that: the windshield wiper connecting assembly comprises a windshield wiper rubber strip, an elastic sheet, an end buckle, a spoiler and the windshield wiper connecting assembly according to any one of claims 1 to 8, wherein a plurality of claw parts for penetrating the elastic sheet and the windshield wiper rubber strip are additionally arranged at the bottom of a connecting base of the windshield wiper connecting assembly, and at least a limiting part for limiting the elastic sheet to move back and forth along the length direction of the elastic sheet is formed; the elastic sheet is provided with a limiting groove at the position opposite to the limiting part of the connecting base, acts on the windshield wiper rubber strip and penetrates through the claw part at the bottom of the connecting base, and the limiting groove is embedded in the limiting part; the spoiler is sleeved on the elastic pieces positioned on the left side and the right side of the connecting base, and the two end buckles are respectively positioned at the tail ends of the elastic pieces and used for locking the windshield wiper rubber strip and the spoiler on the elastic pieces.