Universal connecting structure

Abstract

The invention relates to a universal connecting structure which is used for connecting a windshield wiper blade to windshield wiper arms of different specifications and comprises a main body, the main body is provided with an end cover and a strip-shaped block extending out of the end cover, a pressing plate for pressing the windshield wiper arm is arranged at the end, close to the strip-shaped block, of the end cover, and the strip-shaped block is provided with a pivot groove for connecting the windshield wiper blade. A clamping block for fastening a wiper arm is arranged at the position, away from the end cover, of the strip-shaped block, a pivoting hole for the wiper arm to penetrate through is formed in the position, close to the end cover, of the strip-shaped block, a bearing hole is formed in the end, away from the end cover, of the strip-shaped block, a positioning hook is arranged above the pivoting hole of the strip-shaped block, and a guide strip and a fastening groove are arranged on the two side edges of the strip-shaped block respectively. Therefore, the wiper blade can be arranged on the wiper arms with various specifications.

Description

Technical Field

[0001] The present application relates to a windshield wiper technology, and more particularly to a universal connection structure. Background Art

[0002] There are many types of existing vehicles. Whether it is a private car or a public transportation vehicle, it usually has a windshield and an electric wiper is set on the front side of the windshield. When the wiper swings, it can wipe away rain, snow or accumulation on the windshield.

[0003] Existing wipers mainly include wiper arms, wiper blades and a connecting structure. The connecting structure is used to connect the wiper arms and the wiper blades. The wiper blades are consumables and must be replaced and updated every once in a while due to problems such as aging, brittleness or unevenness of the rubber. In addition, wiper blades of different specifications cannot be interchanged with each other, which makes it extremely inconvenient for users to replace wiper blades.

[0004] In view of this, the applicant has conducted research and applied scientific theories to address the above-mentioned deficiencies in the prior art, and has made every effort to resolve the above-mentioned problems, which has become the goal of the applicant's improvement.

[0005] Application Contents

[0006] One object of the present application is to provide a universal connection structure, which can be used to install wiper blades on wiper arms of various specifications.

[0007] In order to achieve the above-mentioned purpose, the present application provides a universal connection structure for connecting wiper blades to wiper arms of various specifications. The universal connection structure includes a main body, which has an end cover and a strip block extending from the end cover. The end of the end cover adjacent to the strip block is provided with a pressure plate for pressing the wiper arm, the strip block is provided with a pivot groove for connecting the wiper blade, the strip block is provided with a clamping block for fastening the wiper arm at the part away from the end cover, a pivot hole for the wiper arm to pass through is provided at the part of the strip block adjacent to the end cover, a receiving hole is provided at the end of the strip block away from the end cover, a positioning hook is provided above the pivot hole of the strip block, and guide strips and buckle grooves are respectively provided on both sides of the strip block.

[0008] In one embodiment, the vehicle further comprises an additional component, which can be replaceably coupled to the main body, and the main body is connected to the wiper arm through the additional component.

[0009] In one embodiment, the additional component includes a top plate and a plurality of side plates extending from the top plate. The top plate is provided with a receiving groove for the card block to pass through.

[0010] In one embodiment, the top plate is further provided with a notch, the notch is provided with a positioning groove, the positioning groove is configured to correspond to the positioning hooks so as to be interlocked and positioned with each other, a protrusion extends on the inner side of each side plate, each protrusion corresponds to each buckle groove and is buckled and combined, a plurality of hooks are provided on the strip block, and a card plate is provided on each side plate, and each card plate corresponds to each hook and is fixed.

[0011] In one embodiment, the top plate is further provided with a plurality of clamping arms, each of which is formed on a side of the accommodating groove to be clamped and fixed to the wiper arm.

[0012] In one embodiment, a through groove is provided on the side of the receiving groove of the top plate for the wiper arm to be inserted and connected, a buckle plate extends above the receiving hole of the strip block, and a receiving plate is provided at the end of the top plate away from the receiving groove, and the receiving plate is fastened and connected by the buckle plate.

[0013] In one embodiment, the top plate is provided with a stop block, a stop wall is formed between the end cover and the strip block, and the stop block abuts against the stop wall.

[0014] In one embodiment, the additional component includes a handle and a plug-in block extending from the handle, the plug-in block is connected corresponding to the receiving hole, and an axial groove is provided at one end of the plug-in block away from the handle, and the axial groove is configured corresponding to the pivot hole.

[0015] In one embodiment, a plurality of guide grooves are provided on the inner wall of the receiving hole, and each guide bar is plugged and coupled to each guide groove respectively.

[0016] In one embodiment, a buckle plate extends above the receiving hole of the strip block for the wiper arm to be clamped and fixed.

[0017] The present application also has the following effects: by providing additional components, it can be assembled and matched accordingly to various forms of wiper arms, thereby expanding the scope of use of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is an appearance diagram of the first embodiment of the present application combined with a wiper arm and wiper blade assembly.

[0019] Figure 2 for Figure 1 A magnified perspective view of a portion of the area.

[0020] Figure 3 for Figure 2 Exploded diagram of .

[0021] Figure 4 This is an exploded view of the second embodiment of the present application.

[0022] Figure 5 for Figure 4 Schematic diagram of the connection structure combined with the wiper arm and the wiper blade.

[0023] Figure 6 for Figure 5 Combined appearance diagram.

[0024] Figure 7 This is an exploded view of the third embodiment of the present application.

[0025] Figure 8 for Figure 7 Schematic diagram of the connection structure combined with the wiper arm and the wiper blade.

[0026] Figure 9 for Figure 8 Combined appearance diagram.

[0027] Figure 10 This is a schematic diagram of the fourth embodiment of the present application combined with a wiper arm and a wiper blade.

[0028] Figure 11 for Figure 10 Combined appearance diagram.

[0029] Figure 12 This is an exploded view of the fifth embodiment of the present application.

[0030] Figure 13 for Figure 12 Schematic diagram of the connection structure combined with the wiper arm and the wiper blade.

[0031] Figure 14 for Figure 13 Combined appearance diagram.

[0032] Description of reference numerals:

[0033] 1. 1A, 1B, 1C: Universal connection structure;

[0034] 10: Subject;

[0035] 11: end cap;

[0036] 111: pressing plate;

[0037] 12: bar block;

[0038] 120: chute;

[0039] 121: pivot slot;

[0040] 122: card block;

[0041] 123: pivot hole;

[0042] 124: receiving hole;

[0043] 1241: guide groove;

[0044] 125: gusset plate;

[0045] 126: positioning hook;

[0046] 127: sidewall;

[0047] 128: guide bar;

[0048] 129: buckle slot;

[0049] 130: Hook;

[0050] 13: Stop wall;

[0051] 20A, 20B, 20C: additional components;

[0052] 21: top plate;

[0053] 211: accommodating tank;

[0054] 212: gap;

[0055] 2121: positioning groove;

[0056] 213: card arm;

[0057] 214: protruding block;

[0058] 215: top block;

[0059] 216: through groove;

[0060] 217: buckle plate;

[0061] 22: side panels;

[0062] 221: barrier strip;

[0063] 222: communicating hole;

[0064] 223: bump;

[0065] 224: card board;

[0066] 23: guide rail;

[0067] 24: handle;

[0068] 25: plug-in block;

[0069] 251: guide strip;

[0070] 252: shaft groove;

[0071] 253: limit block;

[0072] 8, 8A, 8B, 8C, 8D: wiper arms;

[0073] 81, 81A: cover body;

[0074] 811: card slot;

[0075] 812: buckle hook;

[0076] 813: abutment surface;

[0077] 82: rod body;

[0078] 821, 821C: arm;

[0079] 822: curved hook;

[0080] 83: pivot;

[0081] 84: cover;

[0082] 841: front hook;

[0083] 842: rear hook;

[0084] 843: stopper;

[0085] 9: Wiper blades;

[0086] 91: base;

[0087] 911: pivot;

[0088] 92: Scraper. DETAILED DESCRIPTION

[0089] The detailed description and technical contents of this application are described below in conjunction with the accompanying drawings. However, the accompanying drawings are only provided for reference and illustration and are not intended to limit this application.

[0090] See also Figures 1 to 3 As shown, the present application provides a universal connection structure for connecting a wiper blade 9 to a wiper arm 8 among various wiper arms of different specifications. The wiper arm 8 of this embodiment mainly includes a cover 81, which has a roughly U-shaped cross-section. A slot 811 is provided in the middle of its closed end, and a pair of corresponding hooks 812 are provided in the middle of its open end. In addition, an abutment surface 813 is formed at one end of the cover 81 away from the slot 811. The wiper blade 9 mainly includes a base 91 and a wiper blade 92. The base 91 is clamped and fixed in the middle of the wiper blade 92, and a pivot 911 is provided in the middle of the base 91.

[0091] The universal connection structure 1 of this embodiment primarily comprises a main body 10, which includes an end cap 11 and a strip block 12. The end cap 11 is generally fan-shaped, with two pressure plates 111 extending from its upper side. The strip block 12 is generally rectangular and extends from one end of the end cap 11. A stop wall 13 is formed between the end cap 11 and the strip block 12. A pivot groove 121 is provided at the lower center of the strip block 12 to accommodate the pivot 911 of the wiper blade 9. A locking block 122 is also provided at the upper portion of the strip block 12 to engage with the locking groove 811 of the cover 81 of the wiper arm 8. A pivot hole 123 is also provided on the strip block 12 adjacent to the end cap 11. A receiving hole 124 is also provided on the end surface of the strip block 12 facing away from the end cap 11. Furthermore, a positioning hook 126 is provided above the pivot hole 123 of the strip block 12. Furthermore, guide bars 128 and locking grooves 129 are respectively provided on both sides of the bar block 12. Each guide bar 128 extends from the end cap 11 to the end of the bar block 12, and the locking grooves 129 are provided at the bottom of the guide bar 128. The pivot hole 123 and the receiving hole 124 are respectively provided for use with various other wiper arms of different specifications.

[0092] During assembly, first, the pivot groove 121 of the main body 10 is sleeved corresponding to the pivot 911 of the base 91 of the wiper blade 9, and then the strip block 12 is inserted into the cover 81 of the wiper arm 8, wherein the main body 10 and the cover 81 are connected by the sliding connection of each guide bar 128 and each hook 812 to prevent the cover 81 from moving in the up and down directions; when the block 122 reaches the position of the slot 811 of the cover 81, the block 122 is positioned by its elastic force in the slot 811, and the abutting surface 813 of the cover 81 is in contact with the stop wall 13, and each pressure plate 111 is pressed on the top of the cover 81, and each hook 812 is locked at the lower edge of the middle section of each guide bar 128, so as to form a stable holding structure.

[0093] See also Figures 4 to 6 As shown, the universal connection structure 1A of this embodiment also includes an additional component 20A, which can be replaceably coupled to the main body 10, wherein the main body 10 is connected to a wiper arm 8A of another specification through this additional component 20A, and the internal width of the cover 81A of this wiper arm 8A is greater than the internal width of the cover 81 of the aforementioned wiper arm 8.

[0094] The additional assembly 20A of this embodiment primarily comprises a top plate 21, two side plates 22 extending downward from the top plate 21, and a guide rail 23 extending from each side plate 22. The top plate 21 is provided with a receiving groove 211 and a notch 212. Two positioning grooves 2121 are provided within the notch 212 of the top plate 21. Each positioning groove 2121 corresponds to the aforementioned positioning hooks 126 for interlocking and positioning. The receiving grooves 211 correspond to the aforementioned latching blocks 122, allowing the latching blocks 122 to protrude from the top plate 21 through the receiving grooves 211. The guide rails 23 correspond to the respective hooks 812 of the cover 81A, thereby facilitating the sliding connection between the additional assembly 20A and the wiper arm 8A. Furthermore, a rib 127 is provided below each positioning hook 126, and a stop bar 221 corresponding to each rib 127 is provided within each side plate 22 for interlocking and positioning. Furthermore, protrusions 223 extend from the inner side of the lower portion of each side panel 22. Each protrusion 223 corresponds to and is fixedly engaged with the aforementioned locking grooves 129. Furthermore, hooks 130 are provided behind each locking groove 129 of the bar block 12, and locking plates 224 are provided behind each protrusion 223 of each side panel 22. Each locking plate 224 corresponds to and is fixedly engaged with each hook 130.

[0095] During assembly, first connect the additional component 20A to the main body 10, where each positioning hook 126 of the main body 10 is positioned corresponding to each positioning groove 2121 of the notch 212 of the additional component 20A, and the clamping block 122 protrudes from the accommodating groove 211, and each protrusion 223 is fastened and combined corresponding to each buckle groove 129, and each clamping plate 224 is fixed corresponding to each hook 130. Secondly, the pivot groove 121 of the main body 10 is fitted into the pivot 911 of the wiper blade 9, and the strip block 12 with the additional component 20A is inserted into the cover 81A of the wiper arm 8A. At this time, the guide rails 23 are slidably connected with the hooks 812 of the cover 81A. When the block 122 reaches the position of the groove 811, the block 122 is positioned by being clamped into the groove 811 by its elastic force. At this time, the abutting surface 813 of the cover 81A is in contact with the stop wall 13, and the pressure plates 111 are pressed on top of the cover 81A.

[0096] See also Figures 7 to 9As shown, the difference between the universal connection structure 1B of this embodiment and the aforementioned embodiments is that the additional component 20B of this embodiment mainly includes a top plate 21 and two side plates 22 extending downward from the top plate 21. A receiving groove 211 is provided on the top plate 21, and a clamping arm 213 is protruded on both sides of the receiving groove 211. The receiving groove 211 is configured to correspond to the aforementioned clamping block 122, so that the clamping block 122 can protrude from the top plate 21 from the receiving groove 211. In addition, a connecting hole 222 corresponding to the aforementioned pivot hole 123 is provided on each side plate 22. A protruding block 214 is provided on each pressure plate 111 of the top plate 21 adjacent to the aforementioned end cover 11. Each protruding block 214 is configured to correspond to each pressure plate 111 to be pressed together. In addition, a supporting block 215 is provided on the front end surface of the top plate 21, which abuts against the aforementioned stop wall 13. Furthermore, a through groove 216 is provided between the receiving groove 211 of the top plate 21 and each protruding block 214; a buckle plate 125 extends above the receiving hole 124 of the bar block 12, and a buckle plate 217 is provided at the end of the top plate 21 away from the receiving groove 211, and this buckle plate 217 is for the buckle plate 125 to be buckled and connected.

[0097] The wiper arm 8B of this embodiment mainly includes a rod body 82 and a latch 83 connected to the rod body 82 . An arm portion 821 extends from the rod body 82 adjacent to the latch 83 , and a hook 822 is provided at the end of the arm portion 821 .

[0098] During assembly, first attach the additional component 20B to the main body 10. The locking block 122 of the main body 10 protrudes from the receiving groove 211, and the connecting hole 222 is aligned with the pivot hole 123. Each pressure plate 111 presses against each protruding block 214, and the buckle plate 125 is fastened to the buckle plate 217. Next, the pivot groove 121 of the main body 10 is slotted into the pivot axis 911 of the wiper blade 9, and the pivot hole 123 of the bar block 12 containing the additional component 20B is slotted into the latch 83. Next, rotate the wiper blade 9 so that each locking arm 213 is locked and fixed above the arm portion 821, while the hook 822 is clamped to the outer edge of the side panel 22.

[0099] See also Figure 10 and Figure 11 As shown, the universal connecting structure 1B of this embodiment can be used not only for connecting the aforementioned wiper arm 8B, but also for the wiper arm 8C of this embodiment. The arm portion 821C of the wiper arm 8C of this embodiment is shorter than the arm portion 821 of the aforementioned wiper arm 8B. The assembly method of this embodiment is substantially the same as that of the aforementioned embodiment, differing only in that the hook 822 is formed within the through-slot 216 on the inner side of the side panel 22.

[0100] See also Figures 12 to 14As shown, the universal connection structure 1C of this embodiment differs from the aforementioned embodiments in that the additional component 20C of this embodiment primarily comprises a handle 24 and a plug-in block 25 extending from the handle 24. Guide bars 251 are provided on both sides of the plug-in block 25. The inner wall of the receiving hole 124 of the bar block 12 is provided with a plurality of guide grooves 1241, each of which is pluggably engaged with the aforementioned guide grooves 1241. Furthermore, an axial groove 252 is provided at the end of the plug-in block 25 away from the handle 24. This axial groove 252 is configured to correspond to the aforementioned pivot hole 123. Furthermore, a slide groove 120 is provided on the underside of the receiving hole 124 of the bar block 12, and a stopper 253 is provided at the bottom of the plug-in block 25. The stopper 253 slides in contact with the slide groove 120 and is locked in place.

[0101] The wiper arm 8D of this embodiment mainly includes a cover 84 having a front hook 841 , a rear hook 842 and a pair of stoppers 843 .

[0102] During assembly, the additional component 20C is first connected to the main body 10. The plug-in block 25 is inserted into the receiving hole 124. The guide bars 251 slide into the guide grooves 1241. When the shaft groove 252 reaches the pivot hole 123, the handle 24 is stopped outside the bar block 12, and the stopper 253 engages the slide groove 120, securing it in place. Next, the pivot groove 121 of the main body 10 and the shaft groove 252 of the plug-in block 25 are connected to the pivot axis 911 of the wiper blade 9. The additional component 20C is then inserted into the cover 84. When the handle 24 reaches the stopper 843, it is pressed downward and locked in place. The front hook 841 now abuts the stop wall 13, and the rear hook 842 is inserted under the pinch plate 125.

[0103] The above description is only a preferred embodiment of the present application and is not intended to define the patent scope of the present application. Other equivalent variations that apply the patent spirit of the present application should all fall within the patent scope of the present application.

Claims

1. A universal connection structure, characterized in that: Used to connect the wiper blade to wiper arms of various specifications, the universal connection structure includes a main body, which has an end cover and a strip block extending from the end cover, the end of the end cover adjacent to the strip block is provided with a pressure plate for pressing the wiper arm, the strip block is provided with a pivot groove for connecting the wiper blade, the strip block is provided with a clamping block for fastening the wiper arm at a position away from the end cover, the strip block is provided with a pivot hole for the wiper arm to pass through at a position adjacent to the end cover, a receiving hole is provided at the end of the strip block away from the end cover, a positioning hook is provided above the pivot hole of the strip block, and guide strips and buckle grooves are respectively provided on both sides of the strip block.

2. The universal connection structure according to claim 1, characterized in that: The utility model further comprises an additional component, wherein the additional component can be replaceably coupled to the main body, and the main body is connected to the wiper arm through the additional component.

3. The universal connection structure according to claim 2, characterized in that: The additional component includes a top plate and a plurality of side plates extending from the top plate. The top plate is provided with a receiving groove for the card block to pass through.

4. The universal connection structure according to claim 3, characterized in that: The top plate is also provided with a notch, and the notch is provided with a positioning groove, and the positioning groove is configured to correspond to the positioning hook to be interlocked and positioned with each other, and a protrusion extends on the inner side of each side plate, and each protrusion corresponds to each buckle groove and is buckled and combined, and a plurality of hooks are provided on the strip block, and a card plate is provided on each side plate, and each card plate corresponds to each hook and is fixed.

5. The universal connection structure according to claim 3, characterized in that: The top plate is further provided with a plurality of clamping arms, each of which is formed on a side of the accommodating groove to be clamped and fixed on the wiper arm.

6. The universal connection structure according to claim 3, characterized in that: A through groove is provided on the side of the accommodating groove of the top plate for the wiper arm to be inserted and connected. A buckle plate extends above the receiving hole of the strip block, and a buckle plate is provided at the end of the top plate away from the accommodating groove, and the buckle plate is buckled and fixedly connected.

7. The universal connection structure according to claim 3, characterized in that: The top plate is provided with a resisting block, a stop wall is formed between the end cover and the strip block, and the resisting block is against the stop wall.

8. The universal connection structure according to claim 2, wherein: The additional component includes a handle and a plug-in block extending from the handle, the plug-in block is connected corresponding to the receiving hole, and an axial groove is provided at one end of the plug-in block away from the handle, and the axial groove is configured corresponding to the pivot hole.

9. The universal connection structure according to claim 8, characterized in that: The inner wall of the receiving hole is provided with a plurality of guide grooves, and each guide bar is plugged and connected to each guide groove respectively.

10. The universal connection structure according to claim 8, characterized in that: A buckle plate extends above the receiving hole of the strip block to be clamped and fixed to the wiper arm.

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