CN216467686U - Improved structure convenient for replacing rubber strip of windshield wiper - Google Patents

Abstract

An improved structure convenient for replacing an adhesive tape of a windshield wiper comprises a bearing connecting sheet, an elastic supporting part, a windshield wiper adhesive tape and two end buckles; the sheet body of the bearing splicing sheet is respectively provided with a second accommodating groove and a first accommodating groove from top to bottom, and the bottom surface of the first accommodating groove is provided with a first crack for penetrating a windshield wiper adhesive tape; the end buckle is provided with a second holding cabin and a first holding cabin, the elastic supporting part extends out of two ends of the second holding groove and respectively extends into the second holding cabins of the two end buckles, two ends of the wiper rubber strip are respectively arranged in the first holding cabins of the two end buckles in a penetrating mode, an interval X is formed between the bearing connecting sheet and at least one end buckle, and the interval is arranged between the first holding groove and the first holding cabin. After adopting above-mentioned structure, when changing the windshield wiper adhesive tape, need not to disassemble boneless wiper, only need to scratch out old windshield wiper adhesive tape through interval department, fill in new windshield wiper adhesive tape from interval department then can accomplish the change of windshield wiper adhesive tape, it is especially convenient to use.

Description

Improved structure convenient for replacing rubber strip of windshield wiper

Technical Field

The utility model relates to an improvement structure convenient to adhesive tape is changed to windshield wiper.

Background

With the vigorous development of the wiper industry, wipers with carrier tabs have appeared in the art, such as EP0752352a1, CN2936852Y, CN108657127A, which are widely used for frameless wipers, rack wipers and hybrid wipers, for example CN108657127A, which discloses one embodiment of using carrier tabs for frameless wipers, as shown in fig. 1, which comprises the following structure: the windshield wiper comprises a bearing connecting piece 1 ', an elastic supporting part 2', a windshield wiper rubber strip 3 ', a windshield wiper joint 5', an end buckle 4 'and a flow guide sheath 6'; the bearing connecting piece 1 ' is sequentially provided with a second accommodating groove 11 ' for penetrating the elastic supporting part 2 ' and a first accommodating groove 12 ' for penetrating the windshield wiper rubber strip 3 ' from top to bottom; the end fastener 4 ' comprises a second accommodating cabin 41 ' and a first accommodating cabin 42 '; the second accommodating groove 11 'is used for accommodating the elastic supporting part 2'; the first accommodating groove 12 ' is used for allowing the rubber strip 3 ' of the windshield wiper to penetrate through, and the elastic support part 2 ' penetrates through the second accommodating cabin 41 ' and the second accommodating groove 11 '; the wiper rubber strip 3 ' is arranged in the first accommodating cabin 42 ' and the first accommodating groove 12 ' in a penetrating manner; one end of the diversion jacket 6 ' in the length direction is a closed end 61 ', the other end is an insertion end 62 ', the bottom of the diversion jacket 6 ' is provided with an opening 63 ', the wiper joint 5 ' is arranged in the middle of the bearing connecting piece 1 ', the bottom of the wiper joint is used for anchoring the bearing connecting piece 1 ' and the elastic supporting component 2 ', and the top of the wiper joint is used for being connected with a wiper arm; the end fastener 4 ' and the two side edges of the bearing connecting piece 1 ' slide into the diversion jacket 6 '.

However when daily use, the wiper adhesive tape is the fragile consumptive material, often need to be changed, the end of water conservancy diversion sheath and this side of one side is detained to current structure needs to be dismantled down, and then pull out the wiper adhesive tape of damage, the wiper adhesive tape of renewal again, however, in order to guarantee complex stability, the cooperation structure has all been designed generally between end knot 4 'and the elastic support part 2', for example the breach of elastic support part cooperates with the fixture block of end knot, consequently, dismantle the process of end knot, often will overcome the cooperation between fixture block and the breach and dismantle, make the change of wiper adhesive tape become especially troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at development windshield wiper, it can realize that the windshield wiper need not to disassemble and can realize the quick replacement of windshield wiper adhesive tape when being in the equipment state.

In order to achieve the above purpose, the utility model discloses an improved structure convenient for replacing the rubber strip of the windshield wiper, it at least comprises a bearing connection sheet, a windshield wiper adhesive tape and two end buckles, wherein the two end buckles are respectively positioned at two ends of the bearing connection sheet, and the bearing connecting sheet and the two ends are buckled at one side facing the windshield glass and are respectively provided with a first containing groove and a first containing cabin for penetrating the rubber strip of the windshield wiper, and each first accommodating cabin at least forms a closed end used for limiting the movement of the windshield wiper rubber strip along the length, when the windshield wiper is in an assembled state, a space X is formed between the first accommodating cabin of at least one end buckle and the first accommodating groove of the bearing connecting piece on the opposite side, the distance X is just enough to have enough penetrating space, so that when the bearing connecting sheet and the two end buckles are in a splicing state, the windshield wiper rubber strip can penetrate into the first containing groove through the distance X, and further penetrate and are installed in the two first containing cabins.

Adopt above-mentioned structure, through the artificial interval X that sets up between the first holding cabin that first storage tank and the end of bearing the splicing are buckled, utilize this interval X can realize when more changing the windshield wiper adhesive tape, need not to disassemble boneless windshield wiper, only need to scratch out old windshield wiper adhesive tape through this interval department, fill in new windshield wiper adhesive tape from interval department and then can accomplish the change of windshield wiper adhesive tape, it is especially convenient to use.

Drawings

The detailed description, given as a non-limiting example, better explains what the invention comprises and how it can be carried out, and moreover refers to the accompanying drawings, in which:

FIG. 1 is a background art schematic;

fig. 2 is a first explosion diagram of embodiment 1 of the present invention;

fig. 3 is an exploded schematic view ii of embodiment 1 of the present invention;

fig. 4 is a first assembly diagram of embodiment 1 of the present invention;

fig. 5 is a second assembly schematic diagram of embodiment 1 of the present invention;

fig. 6 is a first schematic end buckle of embodiment 1 of the present invention;

fig. 7 is a schematic view of an end buckle according to embodiment 1 of the present invention;

fig. 8 is a partial sectional view of embodiment 1 of the present invention;

fig. 9 is an assembly schematic diagram of embodiment 2 of the present invention;

fig. 10 is an assembly diagram of embodiment 3 of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

As disclosed in the background art, in various types of wipers such as boneless wipers, support wipers, and hybrid wipers, the bearing contact strip is used as an intermediate connection member for the wiper frame and the wiper strip, and the following embodiments are only described in detail with respect to the boneless wipers as examples, but the present invention is not limited to the boneless wipers, and any wipers having a structure similar to the bearing contact strip and the wiper strip penetrating the bearing contact strip and the end buckle on the opposite side respectively fall within the scope of the present invention.

As shown in fig. 2-4, the technical solution disclosed in the present invention is disclosed by taking a frameless wiper blade as an example, the frameless wiper blade includes a bearing contact piece 1, an elastic supporting member 2, a wiper rubber strip 3, and two end fasteners 4; the bearing connecting piece 1 comprises a piece body 10, wherein the piece body 10 is respectively provided with a second accommodating groove 11 for penetrating the elastic supporting component 2 and a first accommodating groove 12 for penetrating the windshield wiper rubber strip 3 from top to bottom, the bottom surface of the first accommodating groove 12 is provided with a first crack 121 for providing a space for penetrating the windshield wiper rubber strip 3, so that the windshield wiper rubber strip 3 and the elastic supporting component 2 can be slidably arranged on the bearing connecting piece 1; moreover, in order to further fix the three components, the two ends of the bearing connecting piece 1 are provided with end buckles 4, the end buckles 4 are provided with a second accommodating chamber 41 and a first accommodating chamber 42, each first accommodating chamber 42 at least forms a closed end 422 for limiting the movement of the wiper rubber strip 3 along the length, each second accommodating chamber 41 can form a closed end 413 for limiting the movement of the elastic supporting component 2 along the length, the second accommodating chamber 41 is opposite to the second accommodating chamber 11, the first accommodating chamber 42 is opposite to an accommodating chamber 12, a second slit 421 is arranged at the position of the first accommodating chamber 42 opposite to the first slit 121 for respectively sliding in the elastic supporting component 2 and the wiper rubber strip 3, a clamping block 411 is arranged in the end buckles 4, the two ends of the elastic supporting component 2 are provided with positioning openings corresponding to the clamping blocks 411, specifically the notches 21, and through the clamping between the notches 21 and the clamping blocks 411, the elastic supporting part 2 and the end buckle 4 are mutually clamped together; the specific installation method comprises the following steps: the elastic supporting part 2 and the wiper rubber strip 3 are arranged in the second accommodating groove 11 and the first accommodating groove 12 in a penetrating manner, two ends of the elastic supporting part 2 and the wiper rubber strip 3 are respectively inserted into the second accommodating cabin 41 and the first accommodating cabin 42 of the end buckles 4 at two ends, and the fixture blocks 411 in the end buckles 4 at two ends are respectively clamped in the notches 21 at two ends of the elastic supporting part 2, so that the relative fixation of the bearing splicing 1 and the end buckles 4 along the length direction is realized; the boneless wiper is also provided with a wiper joint 6 and two diversion sheaths 7; the wiper joint 6 is arranged in the middle of the bearing connecting piece 1, the bottom of the wiper joint is used for anchoring the bearing connecting piece 1 and the spring leaf elastic supporting part 2, and the top of the wiper joint is used for being connected with a wiper arm; the flow guide sheath 7 is long-strip-shaped, one end of the flow guide sheath 7 in the length direction is a closed end 71, the other end of the flow guide sheath is an insertion end 72, and an opening is formed in the bottom of the flow guide sheath 7 in the length direction.

More preferably, referring to fig. 2, 7 and 8, the left and right sides of the inner cavity of the diversion sheath 7 are provided with sliding grooves 73 extending along the length direction of the diversion sheath 7, the two end buckles 4 are provided with side edges 43 extending towards the two sides, and when the two diversion sheaths 7 are respectively introduced from the two end buckles 4, the two edges of the sheet body 10 of the bearing connecting piece 1 are inserted into the left and right sliding grooves 73 of the diversion sheath 7; the extending side edges 43 of the end buckles 4 are inserted into the left and right sliding grooves 73 of the backflow sheath, and the left and right parts of the bearing connecting piece 1 except the wiper joint 6 and the end buckles 4 at the two ends are respectively covered in the two diversion sheaths 7, specifically, refer to the wiper structure in patent No. CN 108657127A. Although the foregoing is only one of the embodiments of the frameless wiper blade with the carrying tab, in which the two end fasteners 4 are covered and enclosed in the fluid guiding sheath 7, there are also embodiments of the conventional frameless wiper blade in which the end fasteners are not covered by the fluid guiding sheath, and it can be referred to the wiper blade assembly and the fitting structure disclosed in CN 107444347B.

Example 1

Referring to fig. 4 and 5, the second receiving groove 11 of the carrier tab 1 has the same length as the first receiving groove 12, i.e. the end surface of the end of the carrier tab 1 in the vertical direction is flush, the end surface of the end buckle 4 in the vertical direction is flush with the end surface of the end part facing the side of the carrier tab 1, and the second receiving chamber 41 of the specific end buckle 4 is also flush with the end surface of the first receiving chamber 42 facing the side of the carrier tab 1, wherein after the carrier tab 1 and the end buckle 4 are mounted, there is a distance X between the end surface of the carrier tab 1 and the end surface of the end buckle 4 opposite thereto, the distance X is generally set to be 2mm to 5mm, the distance X provides enough penetrating space to directly draw the adhesive tape 3 of the wiper out of the first receiving groove 12 and the first receiving chamber 42 by a certain external force without first disassembling the related wiper components, such as separating the end buckle 4 from the carrier tab 1, tear windshield wiper adhesive tape 3 open again, and when installing windshield wiper adhesive tape 3, can directly install windshield wiper adhesive tape 3 to operating position with the help of this interval X, specifically, fill in first storage tank 12 from interval X with windshield wiper adhesive tape 3 earlier, and fill in the second holding cabin 41 of the end of another side knot 4, fill in windshield wiper adhesive tape 3 in the second holding cabin of the end of being in interval X department 4 at last, thereby when windshield wiper adhesive tape 3 has the damage and needs to be changed, only need simple to pull out windshield wiper adhesive tape 3 that damages in interval X department, and install windshield wiper adhesive tape 3 as operating position with the help of this interval X, need not to pull down earlier like end knot 4 etc. windshield wiper subassembly.

It will be appreciated that the spacing X may be provided at either one or both ends of the carrier tab 1. Generally speaking, the length of the wiper strip 3 can be fixed by reducing the original design length of the carrier strip 1 or the end fastener 4.

Example 2

As shown in fig. 9, the present embodiment is different from embodiment 1 in that: the first accommodation chamber 42 of the end buckle 4 is contracted inward to form a first inward contraction section a, which is the distance X in the previous embodiment, at this time, after the installation of the bearing splicing sheet 1 and the end buckle 4 is completed, the first accommodation groove 12 and the first accommodation chamber 42 of the present embodiment have the distance X, and the second accommodation groove 11 and the second accommodation chamber 41 are spliced substantially without gap. As in embodiment 1, the distance X can be provided either on one side or on both sides of the carrier web 1, in other words, both first receiving chambers 42 can be retracted to form two first retracted sections a, or one of the first receiving chambers 42 can be retracted to form one first retracted section a.

Example 3

As shown in fig. 10, the difference between this embodiment and the previous embodiment is: the distance X is formed by the first accommodation groove 12 contracting inwards, and the second contracting section is B. It is easy to understand that the second inward contracting section B may be formed at both ends of the first receiving groove 12, or may be formed at only one end thereof.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes and modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.

Claims (7)

1. The utility model provides an improvement structure convenient to adhesive tape is changed to windshield wiper, its is at least including bearing splicing (1), windshield wiper adhesive tape (3) and both ends knot (4), both ends are detained (4) and are located the both ends that bear splicing (1) respectively, just bear splicing (1) and both ends knot (4) and have first storage tank (12) and first holding cabin (42) that are used for wearing to put windshield wiper adhesive tape (3) respectively in one side towards windshield, and every first holding cabin (42) form at least and are used for restricting the blind end of windshield wiper adhesive tape (3) along length drunkenness, its characterized in that: when the windshield wiper is in an assembly state, a distance X exists between the first containing cabin (42) of at least one end buckle (4) and the first containing groove (12) of the bearing connecting piece (1) on the opposite side, and the distance X just has enough penetrating space, so that when the bearing connecting piece (1) and the two end buckles (4) are in a splicing state, the rubber strip of the windshield wiper can penetrate into the first containing groove (12) through the distance X, and then penetrates and is installed into the two first containing cabins (42).

2. The improved structure of facilitating replacement of an adhesive tape of a wiper blade as claimed in claim 1, wherein: the end faces of the end parts of the bearing connection pieces (1) are parallel and level along the vertical direction, the end parts of the end buckles (4) on one side facing the bearing connection pieces (1) are parallel and level along the vertical direction, when the windshield wiper is in an assembly state, the bearing connection pieces (1) and the two end buckles (4) are in a splicing state, at least one end buckle (4) faces one end of the bearing connection pieces (1), and a distance X exists between the integral end part of the end buckle and the end part of one side corresponding to the bearing connection pieces (1).

3. The improved structure for facilitating replacement of a rubber strip of a windshield wiper as claimed in claim 1, wherein: the end face of the end part of the bearing connecting sheet (1) is parallel and level along the vertical direction, the first containing cabin (42) of at least one end buckle (4) faces one end of the bearing connecting sheet (1) to form a first inward-contracting section (A), when the windshield wiper is in an assembly state, the bearing connecting sheet (1) and the two end buckles (4) are in a splicing state, the two end buckles (4) are respectively abutted and contacted with the two end parts of the bearing connecting sheet (1) or have a fine matching gap Y, the matching gap Y is smaller than the distance X, and the end buckle (4) with the first inward-contracting section enables a distance X to exist between the first containing cabin (42) of the side end buckle (4) and the first containing groove (12) of the bearing connecting sheet (1).

4. The improved structure of facilitating replacement of an adhesive tape of a wiper blade as claimed in claim 1, wherein: the end face of each end buckle (4) at the end part facing one side of the bearing connecting sheet (1) along the vertical direction is flush, at least at one end of the bearing connecting sheet (1), a first containing groove (12) at the end forms a second inward-contracting section (B), when the wiper is in an assembly state, the bearing connecting sheet (1) and the two end buckles (4) are in a splicing state, the two end buckles (4) respectively form abutting contact with the two end parts of the bearing connecting sheet (1) or have a fine matching gap Y, the matching gap Y is smaller than the distance X, and the bearing connecting sheet (1) with the second inward-contracting section enables a distance X to exist between the first containing groove (12) of the end bearing connecting sheet (1) and a first containing cabin (42) of the end buckle (4).

5. The improved structure of facilitating replacement of an adhesive tape of a wiper blade as defined in any one of claims 1 to 4, wherein: a distance X is reserved between the first containing cabin (42) of each end buckle (4) and the first containing groove (12) of the bearing connecting piece (1) on the corresponding side.

6. The improved structure of the rubber strip for replacing the windshield wiper as claimed in any one of claims 1 to 4, wherein: the distance X is 2mm-5 mm.

7. The improved structure of facilitating replacement of an adhesive tape of a wiper blade as claimed in claim 5, wherein: the distance X is 2mm-5 mm.

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