High-strength windscreen wiper arm easy to install

Abstract

The utility model discloses an easy-to-install high-strength windscreen wiper arm which comprises an assembling arm, a middle arm arranged on one side of the assembling arm, a connector arranged on one side of the middle arm, an inserting groove formed in the left side of the assembling arm, a connecting part arranged in the inserting groove and capable of connecting the assembling arm with the middle arm, and a reset hinge piece arranged on the right side of the middle arm. A supporting part is arranged on the front side of the middle arm, reinforcing parts are arranged on the assembling arm and the middle arm, and fixing mechanisms capable of fixing a connecting part in an inserting groove are arranged on the front side and the rear side of the assembling arm. Compared with the prior art, the strength of the windscreen wiper arm can be enhanced in daily operation, and the installation process of the windscreen wiper arm is simplified.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile wiper arm, especially to an easy-to-assemble high-strength wiper arm. BACKGROUND

[0002] The traditional wiper arm is made of galvanized steel plate and cast aluminum part through stamping and die casting process, which needs to develop a mold and has a long development cycle. A lot of waste is generated in the production process, and the surface of the metal wiper arm needs to be painted, which requires high processing cost. This traditional wiper arm is heavy, takes a long time to produce and has high manufacturing cost. In addition, since the traditional wiper arm is made of metal material with high rigidity, the arm is a thin slot-shaped arm, which has a relatively thin structure. If lightweight material is used to make the wiper arm, the strength and durability of the manufactured wiper arm cannot meet the requirements, and the existing wiper arm is very inconvenient to install. SUMMARY

[0003] The utility model discloses a kind of easy-to-assemble high-strength wiper arms, which can solve at least one of the above technical problems, and the technical scheme of the utility model is as follows:

[0004] An easy-to-assemble high-strength wiper arm includes an assembly arm, a middle arm is provided on one side of the assembly arm, a connector is provided on one side of the middle arm, a plug-in slot is provided on the left side of the assembly arm, a connecting component that can connect the assembly arm and the middle arm with each other is provided in the plug-in slot, a reset hinge is provided on the right side of the middle arm, a support component is provided on the front side of the middle arm, a reinforcing part is provided on the assembly arm and the middle arm, and a fixing mechanism that can fix the connecting component in the plug-in slot is provided on the front and rear sides of the assembly arm.

[0005] Further, the connecting component includes guide blocks fixed on the front and rear sides of the plug-in slot, a hinge seat is movably provided in the plug-in slot, and guide grooves are provided on the front and rear sides of the hinge seat.

[0006] Further, the reset hinge includes a hinge shaft body provided on the right side of the middle arm, an emptying groove is provided on the left side of the hinge shaft body, the hinge shaft body is movably hinged on the hinge seat, and a reset spring is fixed on the hinge shaft body.

[0007] Further, the support component includes an extension rod fixed on the front side of the middle arm, and a connecting rod is hingedly connected between the extension rod and the middle part of the middle arm.

[0008] Further, the reinforcing part comprises a first through slot provided on the assembling arm, a plurality of first reinforcing ribs are symmetrically fixed in the first through slot, and every two first reinforcing ribs are connected at one end to form an included angle, a second through slot is provided on the middle arm, a plurality of second reinforcing ribs are fixed in the second through slot, and the second reinforcing ribs are arranged obliquely, and a connecting rib is fixed between each second reinforcing rib.

[0009] Further, the fixing mechanism comprises clamping grooves symmetrically arranged on the front and back sides of the hinged seat, placing grooves are arranged on the left side of the assembling arm, a cover plate is arranged in each placing groove, clamping blocks are symmetrically fixed on the cover plate, sliding rails are arranged on the left side of the assembling arm, sliding blocks are movably inserted into the sliding rails, push rods with inclined surfaces are symmetrically arranged on the sliding blocks, blocking strips are arranged on the upper and lower sides of the cover plate, spring grooves are arranged in each placing groove, and tension springs are fixed between the cover plate and the spring grooves.

[0010] Preferably, the joint is provided with a butt joint socket.

[0011] In conclusion, the utility model has the advantages that, compared with the prior art, the utility model has the beneficial effects that:

[0012] The utility model provides a high strength wiper arm easy to assemble, when assembling and installing, first, the middle arm is inserted and arranged on the assembling arm through the connecting part, then the assembling arm and the middle arm are fixed and connected to each other through the fixing mechanism, in daily use, the user can swing the middle arm on the assembling arm through the reset hinged part, so that the user can clean the automobile glass, meanwhile, the user can install and fix the wiper on the middle arm through the joint, during the operation of the wiper arm, the supporting part and the reinforcing part can strengthen the strength of the wiper arm, compared with the prior art, the strength of the wiper arm can be strengthened during the daily operation, and the installation process of the wiper arm is simplified. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a three-dimensional schematic view of the utility model.

[0014] Figure 2 It is an exploded schematic view of the utility model.

[0015] Figure 3 It is an enlarged schematic view of the utility model. Figure 2

[0016] ​Explanation of reference signs: 1, assembly arm; 2, middle arm; 3, joint; 4, insertion slot; 5, connecting component; 6, reset hinge; 7, supporting component; 8, reinforcing part; 9, fixing mechanism; 51, guide block; 52, hinge seat; 53, guide groove; 61, hinge shaft body; 62, clearance groove; 63, reset spring; 71, extension rod; 72, connecting rod; 81, first through groove; 82, first reinforcing rib; 83, second through groove; 84, second reinforcing rib; 85, connecting rib; 91, clamping groove; 92, placing groove; 93, cover plate; 94, clamping block; 95, sliding rail; 96, sliding block; 97, push rod; 98, blocking strip; 99, spring groove; 910, tension spring; 31, butt joint bayonet. DETAILED DESCRIPTION

[0017] The utility model will be further described below in combination with the drawings and specific embodiments:

[0018] As Figures 1 to 3 shown in a kind of easy high-strength wiper arm, it is characterized in that, including: assembly arm 1, middle arm 2 is equipped in the side of the assembly arm 1, joint 3 is equipped in the side of the middle arm 2, butt joint bayonet 31 is equipped on the joint 3, insertion slot 4 is equipped in the left side of the assembly arm 1, the connecting component 5 that can be connected with assembly arm 1 and middle arm 2 each other is equipped in the insertion slot 4, reset hinge 6 is equipped in the right side of the middle arm 2, supporting component 7 is equipped in the front side of the middle arm 2, reinforcing part 8 is equipped on the assembly arm 1 and middle arm 2, fixing mechanism 9 that can be fixed in insertion slot 4 with connecting component 5 is equipped in the front and back sides of the assembly arm 1.

[0019] The above structure of a kind of easy high-strength wiper arm, when assembling and installing, first, connecting component 5 is inserted and arranged in assembly arm 1 with middle arm 2, then, fixing mechanism 9 is fixed and connected with assembly arm 1 and middle arm 2 each other, in daily use, user can swing middle arm 2 on assembly arm 1 by reset hinge 6, so that user can clean car glass, at the same time, user can install and fix wiper on middle arm 2 by joint 3, in the operation of wiper arm, supporting component 7 and reinforcing part 8 can strengthen its own strength, compared with prior art, the strength of wiper arm can be strengthened in daily operation, and the installation process of wiper arm is simplified.

[0020] As Figure 3 shown, in some embodiments of the utility model, the connecting component 5 includes guide block 51 fixed in the front and back sides of insertion slot 4, hinge seat 52 is movably arranged in the insertion slot 4, guide groove 53 is equipped in the front and back sides of the hinge seat 52, when installing, user guides hinge seat 52 through guide groove 53 and inserts in guide block 51, so that hinge seat 52 is inserted and arranged in insertion slot 4, so that middle arm 2 movably hinged on hinge seat 52 is connected with assembly arm 1.

[0021] As Figure 3 shown, in some embodiments of the utility model, the reset hinge 6 includes the hinge shaft body 61 setting in the right side of middle arm 2, be equipped with the empty slot 62 on the left side of hinge shaft body 61, hinge shaft body 61 swing joint is established on the hinge seat 52, reset spring 63 is fixed and established on hinge shaft body 61, when the user swings middle arm 2, middle arm swings through hinge shaft body 61 on hinge seat 52, reset spring 63 can be set in empty slot 62, so that reset spring 63 drives hinge shaft body 61 reset, so that middle arm 2 resets swing.

[0022] As Figure 2 shown, in some embodiments of the utility model, the support component 7 includes the extension rod 71 fixed in the front side of middle arm 2, the connecting rod 72 is hingedly arranged between the extension rod 71 and the middle part of middle arm 2, when the middle arm 2 reciprocating swing in daily operation, the connecting rod 72 hingedly arranged between the extension rod 71 and the middle part of middle arm 2 can exert additional support force on the middle arm 2 to prevent the middle arm 2 from breaking for a long time when swinging.

[0023] As Figure 3 shown, in some embodiments of the utility model, the reinforcing part 8 includes the first through slot 81 penetratingly arranged on the assembly arm 1, a plurality of first reinforcing ribs 82 are symmetrically fixed in the first through slot 81, every two first reinforcing ribs 82 are connected at one end to form an included angle, the second through slot 83 is penetratingly arranged on the middle arm 2, a plurality of second reinforcing ribs 84 are fixed and arranged at intervals in the second through slot 83, and the connecting rib 85 is fixedly connected between each second reinforcing rib 84. The arrangement of the first through slot 81 can reduce the weight of the assembly arm 1 itself, and a plurality of first reinforcing ribs 82 are symmetrically fixed in the first through slot 81, every two first reinforcing ribs 82 are connected at one end to form an included angle, so that every two first reinforcing ribs 82 form a triangular connection mode to strengthen the strength of the assembly arm 1 itself while reducing its weight. The second through slot 83 can reduce the weight of the middle arm 2 itself, and the second reinforcing ribs 84 in the second through slot 83 are arranged obliquely to strengthen the inside of the second through slot 83. The connecting rib 85 fixedly connected between each second reinforcing rib 84 can connect each connecting rib 85 to each other, so that each second reinforcing rib 84 is connected and supported to each other.

[0024] As Figure 3As shown, in some embodiments of the utility model, the fixed mechanism 9 includes the symmetrically arranged card slot 91 of the hinged seat 52 front and back two sides, the front and back two sides of the left side of assembly arm 1 are equipped with the placing groove 92, the each placing groove 92 is equipped with the cover plate 93, the each cover plate 93 is symmetrically fixed with the clamping block 94, the front and back two sides of the left side of assembly arm 1 are equipped with the slide rail 95, the each slide rail 95 is movably inserted with the sliding block 96, the each sliding block 96 is symmetrically equipped with the push rod 97 with inclined surface, the upper and lower two sides of each cover plate 93 are equipped with the fender 98, the each placing groove 92 is equipped with the spring groove 99, and the each cover plate 93 and spring groove 99 are directly fixedly connected with the tension spring 910.

[0025] When installing, the user pulls the sliding block 96, so that the sliding block 96 moves along the slide rail 95, at this time, the sliding block 96 drives the push rod 97 to move towards the cover plate 93, so that the inclined surface on the push rod 97 contacts the inclined surface on the fender 98, so that the push rod 97 drives the fender 98 to move, and the fender 98 drives the cover plate 93 to move at the same time, and each clamping block 94 on the cover plate 93 moves synchronously, at this time, the user can insert the hinged seat 52 into the insertion slot 4, and then the user resets the sliding block 96, so that the push rod 97 and the fender 98 are completely separated, at this time, the cover plate 93 is reset by the tension spring 910 fixedly connected between the cover plate 93 and the spring groove 99, so that the clamping block 94 on the cover plate 93 is inserted into the card slot 91, and the interface seat 52 is completely fixed in the insertion slot 4 at this time.

[0026] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above, and those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A high strength wiper arm that is easy to assemble, characterized in that, Include: The assembly arm (1) is provided with a middle arm (2) on one side of the assembly arm (1), a joint (3) is provided on one side of the middle arm (2), an insertion slot (4) is provided on the left side of the assembly arm (1), a connecting component (5) capable of connecting the assembly arm (1) and the middle arm (2) with each other is provided in the insertion slot (4), a reset hinge (6) is provided on the right side of the middle arm (2), a supporting component (7) is provided on the front side of the middle arm (2), a reinforcing part (8) is provided on the assembly arm (1) and the middle arm (2), a fixing mechanism (9) capable of fixing the connecting component (5) in the insertion slot (4) is provided on the front and back sides of the assembly arm (1), the connecting component (5) comprises guide blocks (51) fixed on the front and back sides of the insertion slot (4), a hinge seat (52) is movably provided in the insertion slot (4), guide grooves (53) are provided on the front and back sides of the hinge seat (52), the reset hinge (6) comprises a hinge shaft body (61) arranged on the right side of the middle arm (2), an empty slot (62) is provided on the left side of the hinge shaft body (61), the hinge shaft body (61) is movably hinged on the hinge seat (52), a reset spring (63) is fixedly arranged on the hinge shaft body (61), the fixing mechanism (9) comprises clamping grooves (91) symmetrically arranged on the front and back sides of the hinge seat (52), placement grooves (92) are provided on the front and back sides of the left side of the assembly arm (1), cover plates (93) are provided in each of the placement grooves (92), clamping blocks (94) are symmetrically fixed on each of the cover plates (93), slide rails (95) are provided on the front and back sides of the left side of the assembly arm (1), sliding blocks (96) are movably inserted on each of the slide rails (95), push rods (97) with inclined surfaces are symmetrically provided on each of the sliding blocks (96), blocking bars (98) are provided on the upper and lower sides of each of the cover plates (93), spring grooves (99) are provided in each of the placement grooves (92), and tension springs (910) are fixedly connected between each of the cover plates (93) and the spring grooves (99).

2. A high strength easy-to-assemble rain-repellent wiper arm according to claim 1, characterized in that The supporting component (7) comprises an extension rod (71) fixed on the front side of the middle arm (2), and a connecting rod (72) is hingedly arranged between the extension rod (71) and the middle part of the middle arm (2).

3. The easy-to-assemble high-strength wiper arm of claim 1, wherein The reinforcing part (8) comprises a first through groove (81) arranged on the assembly arm (1), a plurality of first reinforcing ribs (82) are symmetrically fixed in the first through groove (81), one end of every two first reinforcing ribs (82) is connected to form an included angle, a second through groove (83) is arranged on the middle arm (2), a plurality of second reinforcing ribs (84) are fixedly arranged in the second through groove (83), and a connecting rib (85) is fixedly connected between each of the second reinforcing ribs (84).

4. The easy-to-assemble high-strength wiper arm of claim 1, wherein A butt joint (31) is arranged on the joint (3).

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