Split type wiper connecting seat

Abstract

This utility model discloses a split-type wiper arm connector, including a base and a support. The bottom of the base has a left-right oriented positioning groove, and the front and rear side walls of the positioning groove have clamping grooves and limiting blocks. The upper part of the support has a connecting shaft, and the front and rear sides of the bottom of the support have locking feet. The two ends of the locking feet are respectively provided with limiting hooks and barbs. The top surface of the base has a locking groove corresponding to the locking feet. The two ends of the locking groove are provided with first latching positions corresponding to the limiting hooks, and the two ends of the locking groove are also provided with second latching positions corresponding to the barbs. The limiting hooks and barbs are respectively engaged with the first latching positions and the second latching positions. The base and support of this utility model cooperate with the locking feet through the locking grooves on both sides. The two ends of the locking grooves are simultaneously engaged with the first and second latching positions of the limiting hooks and barbs of the support. Therefore, there is no directional distinction in the engagement between the support and the base. Moreover, because the support is detachable, it can be equipped with two or more commonly used supports, making it convenient for users to select the appropriate support according to the characteristics of the car's wiper arm.

Description

Technical Field

[0001] This utility model relates to the field of windshield wiper technology, and in particular to a split windshield wiper connector. Background Technology

[0002] See Figure 9 and Figure 12 The images show two common wiper arm assemblies in automobiles. Referring to Chinese Patent Publication No. CN 204937082U, published on January 6, 2016, a wiper with a replaceable wiper connector includes a wiper body, a connecting seat, and a wiper connector. A connector is provided between the connecting seat and the wiper connector; the lower end of the connector connects to the connecting seat, and the upper end of the connector connects to the wiper connector. This wiper structure uses two connectors, which can respectively mate with the two aforementioned wiper assemblies. Since both connectors have a connection point to the wiper body and a connection point to the wiper arm, but the wiper body structure is actually unique, the fact that both connectors have a wiper body connection point leads to redundant fitting, increasing costs and wasting materials.

[0003] In addition, the above structure has a left-right distinction, which makes installation inconvenient. Utility Model Content

[0004] The purpose of this utility model is to provide a split wiper connector with a reasonable structure and convenient assembly and disassembly.

[0005] The purpose of this utility model is achieved as follows: A split-type wiper connector includes a base for connecting to the wiper body and a support for connecting to the wiper arm assembly. The bottom of the base has a left-right oriented positioning groove, and the front and rear side walls of the positioning groove have clamping grooves and limiting blocks. The positioning groove, clamping groove, and limiting blocks work together to prevent the wiper body from moving forward, backward, up, down, and left. The upper part of the support has a connecting shaft, and the bottom front and rear sides of the support have locking feet. The two ends of the locking feet have limiting hooks and barbs, respectively. The top surface of the base has a locking groove corresponding to the locking feet. The two ends of the locking groove have first latches corresponding to the limiting hooks, and the two ends of the locking groove also have second latches corresponding to the barbs. The limiting hooks and barbs are respectively latched to the first latches and the second latches.

[0006] The objective of this utility model can also be achieved by the following technical measures: As a more specific embodiment, a deformation groove is provided between one end of the locking foot and the support, and a section of the locking foot next to the deformation groove forms an elastic arm. The barb and the pressing head are respectively provided on the side of the elastic arm facing away from the deformation groove; the second fastening position is a side fastening position, which is located on the outer side wall of the locking groove.

[0007] As a further solution, both ends of the card slot are provided with the first fastening position, and the first fastening position is an end fastening position.

[0008] As a further embodiment, the base includes a base plate, the slot is provided on the front and rear sides of the top of the base plate, and a side baffle is provided on the outer side of the top of the base plate corresponding to the slot; the front and rear sides of the bottom of the base plate are provided with side guards, and the front and rear side guards together with the bottom surface of the base plate form the positioning groove.

[0009] As a further embodiment, the inner side of the side guard plate is also provided with a spring hook, and the spring hook and the bottom surface of the positioning groove form the clamping groove, and the limiting block is set in the positioning groove.

[0010] As a further embodiment, the top surface of the side baffle is provided with a centering groove, and the bottom of the support is provided with centering protrusions at the middle positions of the front and rear sides, with the centering protrusions and centering grooves being embedded in each other.

[0011] As a further embodiment, the inner side of the side baffle is provided with a guide slope corresponding to the upper end of the side buckle.

[0012] As a further option, the base has a symmetrical structure and is injection molded.

[0013] As a further solution, the locking foot has a slot on the side corresponding to the barb facing the limiting hook.

[0014] As a further embodiment, both the side buckle and the end buckle are perforated, wherein the side buckle leads to the outer wall of the side guard plate, and the end buckle leads to the outer end of the bottom plate; the side guard plate is provided with a demolding hole corresponding to the spring hook.

[0015] The beneficial effects of this utility model are as follows: (1) The base and support of this utility model are engaged by the slots and feet on both sides. Both ends of the slots correspond to the limit hooks and barbs of the support, and are simultaneously in the first and second fastening positions. Therefore, there is no directional distinction between the fastening of the support and the base. Moreover, since the support is detachable, it can be matched with two or more commonly used supports, which makes it convenient for users to choose the appropriate support according to the characteristics of the car wiper arm.

[0016] (2) The support of this utility model is provided with an elastic arm and a barb is set on the elastic arm. By touching the elastic arm to deform, the barb can be quickly disengaged from the second buckle of the base, making disassembly and assembly convenient. Attached Figure Description

[0017] Figure 1 This is an exploded view of the wiper connector in the first embodiment of the present invention.

[0018] Figure 2 for Figure 1 Another structural diagram from a different angle.

[0019] Figure 3 This is a schematic diagram of the steel sheet structure of the wiper connector and the wiper body in the first embodiment of this utility model.

[0020] Figure 4 for Figure 3 Another structural diagram from a different angle.

[0021] Figure 5 for Figure 3 A schematic diagram of the main structure.

[0022] Figure 6 for Figure 5 A schematic diagram of the AA cross-sectional structure.

[0023] Figure 7 for Figure 3 A top-view structural diagram.

[0024] Figure 8 for Figure 7 Schematic diagram of the cross-sectional structure of the middle BB.

[0025] Figure 9 This is an exploded view of the wiper connector, wiper body, and wiper arm of the first embodiment of this utility model.

[0026] Figure 10 This is an exploded view of the wiper connector in the second embodiment of the present invention.

[0027] Figure 11 for Figure 10 Another structural diagram from a different angle.

[0028] Figure 12 This is an exploded view of the wiper connector and another wiper body and wiper arm in the first embodiment of this utility model.

[0029] In the diagram: 1 is the base, 11 is the bottom plate, 12 is the side guard plate, 121 is the side buckle, 122 is the clamping groove, 123 is the spring hook, 124 is the limiting block, 13 is the side baffle, 131 is the guide slope, 132 is the centering groove, 14 is the slot, 141 is the end buckle, 15 is the positioning groove, and 16 is the clearance position. 2 is a support, 21 is an arm seat, 211 is a connecting shaft, 22 is a locking foot, 221 is a limiting hook, 222 is a centering protrusion, 223 is a barb, 224 is a pressing head, 225 is an elastic arm, 226 is a deformation groove, and 227 is a slot. 3 represents a steel sheet, and 31 represents a limiting notch; 4 is a scraper strip; 5 is the drainage cap; 6 represents the wiper arm assembly; 10 represents the windshield wiper body. Detailed Implementation

[0030] The present invention will be further described below with reference to the accompanying drawings and embodiments: See Figures 1-8 As shown, a split-type wiper connector includes a base 1 for connecting to the wiper body 10 and a support 2 for connecting to the wiper arm assembly 6. The bottom of the base 1 is provided with a left-right pointing positioning groove 15. The front and rear side walls of the positioning groove 15 are provided with clamping grooves 122 and limiting blocks 124. The positioning groove 15, clamping grooves 122 and limiting blocks 124 work together to prevent the wiper body 10 from moving back and forth, up and down and left and right. The upper arm seat 21 of the support 2 is provided with a connecting shaft 211. The bottom front and rear sides of the support 2 are provided with locking feet 22. The two ends of the locking feet 22 are respectively provided with limiting hooks 221 and barbs 223. The top surface of the base 1 is provided with a locking groove 14 corresponding to the locking feet 22. The two ends of the locking groove 14 are provided with first fastening positions corresponding to the limiting hooks 221 and second fastening positions corresponding to the barbs 223. The limiting hooks 221 and barbs 223 are respectively fastened to the first fastening positions and the second fastening positions.

[0031] A deformation groove 226 is provided between one end of the locking foot 22 and the support 2. A section of the locking foot 22 on the side of the deformation groove 226 forms an elastic arm 225. The barb 223 and the pressing head 224 are respectively provided on the side of the elastic arm 225 facing away from the deformation groove 226. The second fastening position is a side fastening position 121, which is located on the outer side wall of the locking groove 14.

[0032] Both ends of the card slot 14 are provided with the first fastening position, which is the end fastening position 141.

[0033] The base 1 includes a base plate 11, and the slot 14 is provided on the front and rear sides of the top of the base plate 11. The base plate 11 is provided with a side baffle 13 on the outer side of the top of the slot 14. The front and rear sides of the bottom of the base plate 11 are provided with side guard plates 12. The front and rear side guard plates 12 and the bottom surface of the base plate 11 together form the positioning groove 15.

[0034] The inner side of the side guard plate 12 is also provided with a spring hook 123, and the spring hook 123 and the bottom surface of the positioning groove 15 form the clamping groove 122, and the limiting block 124 is disposed in the positioning groove 15.

[0035] The top surface of the side baffle 13 is provided with a centering groove 132, and the bottom of the support 2 is provided with centering protrusions 222 at the middle positions of the front and rear sides. The centering protrusions 222 are embedded in the centering groove 132.

[0036] The inner side of the side baffle 13 is also provided with a guide slope 131 corresponding to the upper end of the side buckle 121.

[0037] The base 1 has a symmetrical structure and is injection molded.

[0038] The locking foot 22 has a slot 227 on the side corresponding to the barb 223 facing the limiting hook 221.

[0039] Both the side buckle 121 and the end buckle 141 are in the form of holes. The side buckle 121 leads to the outer wall of the side guard plate 12, and the end buckle 141 leads to the outer end of the bottom plate 11. The side guard plate 12 is provided with a demolding hole corresponding to the spring hook 123.

[0040] The wiper body 10 includes a wiper blade 4 for wiping car windows. A steel sheet 3 is mounted on the wiper blade. The edge of the steel sheet 3 has a limiting notch 31 corresponding to the limiting block 124 of the positioning groove 15. After aligning the limiting notch 31 of the steel sheet 3 with the limiting block 124, the wiper blade 4 can fall into the positioning groove 15 and rest on the outer inclined surface of the spring hook 123 inside the positioning groove 15. Pressing the steel sheet 3 forces it open the spring hook 123, allowing it to enter the clamping groove 122 between the spring hook 123 and the bottom surface of the positioning groove 15. The spring hook 123 then resets, preventing the steel sheet 3 from detaching and thus enabling the wiper blade to be installed. A drain cover 5 is also provided on the top of the wiper blade, outside the wiper connector.

[0041] The support 2 in the above embodiment is used to connect with Figure 9 Medium wiper arm assembly 6.

[0042] The shape of support 2 can also be like 10 and Figure 11 As shown, and used with Figure 11 Medium wiper arm assembly 6.

[0043] Figure 9 and Figure 11 The wiper arm assembly 6 belongs to the wiper arm assemblies commonly found on the market. Given that it is a well-known technology, its structure will not be described in detail.

[0044] The above describes the preferred embodiments of this utility model, illustrating and describing its basic principles, main features, and advantages. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made without departing from the spirit and scope of this utility model, and all such changes and modifications fall within the scope of protection of this utility model as defined by the appended claims and their equivalents.

Claims

1. Split wiper connecting seat, comprising a base (1) for connection with a wiper body (10) and a support (2) for connection with a wiper arm assembly (6), characterized in that: The base (1) has a positioning groove (15) pointing left and right at its bottom. The front and rear side walls of the positioning groove (15) are provided with clamping grooves (122) and limiting blocks (124). The positioning groove (15), clamping grooves (122) and limiting blocks (124) work together to prevent the wiper body (10) from moving back and forth, up and down and left and right. The upper part of the support (2) is provided with a connecting shaft (211). The bottom front and rear sides of the support (2) are provided with locking feet (22). The two ends of the locking feet (22) are respectively provided with limiting hooks (221) and barbs (223). The top surface of the base (1) is provided with a locking groove (14) corresponding to the locking feet (22). The two ends of the locking groove (14) are provided with first fastening positions corresponding to the limiting hooks (221). The two ends of the locking groove (14) are also provided with second fastening positions corresponding to the barbs (223). The limiting hooks (221) and barbs (223) are respectively fastened to the first fastening positions and the second fastening positions.

2. The split blade connector of claim 1, wherein: A deformation groove (226) is provided between one end of the locking foot (22) and the support (2). A section of the locking foot (22) on the side of the deformation groove (226) forms an elastic arm (225). The side of the elastic arm (225) facing away from the deformation groove (226) is provided with the barb (223) and the pressing head (224). The second fastening position is a side fastening position (121), which is located on the outer side wall of the locking groove (14).

3. The split blade connector of claim 2, wherein: Both ends of the card slot (14) are provided with the first buckle, and the first buckle is an end buckle (141).

4. The split blade connector of claim 3, wherein: The base (1) includes a base plate (11), and the slot (14) is provided on the front and rear sides of the top of the base plate (11). The base plate (11) is provided with a side baffle (13) on the outer side of the top of the slot (14). The front and rear sides of the bottom of the base plate (11) are provided with side guards (12), and the front and rear side guards (12) together with the bottom surface of the base plate (11) form the positioning groove (15).

5. The split blade connector of claim 4, wherein: The inner side of the side guard plate (12) is also provided with a spring hook (123), and the spring hook (123) and the bottom surface of the positioning groove (15) form the clamping groove (122), and the limiting block (124) is set in the positioning groove (15).

6. The split blade connector of claim 4 or 5, wherein: The top surface of the side baffle (13) is provided with a centering groove (132), and the bottom of the support (2) is provided with a centering protrusion (222) at the middle position of both the front and rear sides. The centering protrusion (222) and the centering groove (132) are embedded in each other.

7. The split blade connector of claim 4, wherein: The inner side of the side baffle (13) is also provided with a guide slope (131) corresponding to the upper end of the side buckle (121).

8. The split blade connector of claim 1, wherein: The base (1) has a left-right symmetrical structure and is injection molded.

9. The split blade connector of claim 6, wherein: The locking foot (22) has a slot (227) on the side corresponding to the barb (223) facing the limiting hook (221).

10. The split blade connector of claim 5, wherein: Both the side buckle (121) and the end buckle (141) are hole-shaped. The side buckle (121) leads to the outer wall of the side guard plate (12), and the end buckle (141) leads to the outer end of the bottom plate (11). The side guard plate (12) is provided with a demolding hole corresponding to the spring hook (123).

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