CN210734094U - Wiper arm - Google Patents
Wiper arm Download PDFInfo
- Publication number
- CN210734094U CN210734094U CN201921583497.9U CN201921583497U CN210734094U CN 210734094 U CN210734094 U CN 210734094U CN 201921583497 U CN201921583497 U CN 201921583497U CN 210734094 U CN210734094 U CN 210734094U
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- CN
- China
- Prior art keywords
- middle section
- frame
- flow guide
- guide strip
- section frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a wiper arm, which comprises a bracket, a rocker arm connecting piece and a flow guide strip group, wherein the bracket comprises a middle section frame and an end swinging frame hinged to the end part of the middle section frame along the length direction; the rocker arm connecting piece is provided with a bottom wall and is connected to the middle section frame through the bottom wall; the flow guide strip group comprises a middle flow guide strip covered on the middle section frame and an end flow guide strip partially covered on the end swing frame; wherein, the middle section water conservancy diversion strip with be provided with between the middle section frame and be suitable for middle section package cover positioning mechanism on the middle section frame with the middle section water conservancy diversion strip, middle section package cover positioning mechanism including locate on the middle section water conservancy diversion strip and with the positioning groove hole of diapire appearance adaptation, at least a pair of locate on the middle section water conservancy diversion strip and from the width direction of middle section frame in pairs carry the middle section centre gripping pothook of middle section frame. The utility model discloses can make water conservancy diversion strip inseparable with leg joint, avoid the phenomenon that both break away from, improve its life.
Description
Technical Field
The utility model relates to a windscreen wiper arm.
Background
At present, in the wiper arm structure in the prior art, the bracket is sleeved with the guide strips, but in the prior art, the guide strips are directly sleeved outside the bracket, the combination is not tight enough, and the wiper arm is easy to fall off.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide a windscreen wiper arm, it can make water conservancy diversion strip inseparable with leg joint, avoids the phenomenon that both break away from, improves its life.
In order to solve the technical problem, the technical scheme of the utility model is that: a wiper arm comprising:
the support comprises a middle section frame and an end part swinging frame hinged to the end part of the middle section frame along the length direction of the middle section frame;
the rocker arm connecting piece is provided with a bottom wall and is connected to the middle section frame through the bottom wall;
the flow guide strip group comprises a middle flow guide strip covered on the middle section frame and an end flow guide strip partially covered on the end swing frame;
the middle section covering positioning mechanism comprises a positioning groove hole which is arranged on the middle section guide strip and is matched with the bottom wall in shape, and at least one pair of middle section clamping hooks which are arranged on the middle section guide strip and clamp the middle section frame in pairs from the width direction of the middle section frame;
the part of the rocker arm connecting piece except the bottom wall is suitable for being partially exposed outside the middle section flow guide strip so as to be connected with the rocker arm;
in the process that the end swing frame swings relative to the middle section frame, the middle section flow guide strip and the end flow guide strip do not interfere with each other.
Further provided is a connection structure of rocker arm connecting piece and support to improve the fastness of being connected of rocker arm connecting piece and support, the diapire with be provided with an at least coupling mechanism between the middle section frame, coupling mechanism includes:
the riveting shaft hole matching structure is arranged between the bottom wall and the middle section frame and comprises a riveting head and a riveting hole which is matched with the riveting head;
at least two sets up in the diapire with middle section shaft hole cooperation location structure between the middle section frame, middle section shaft hole location structure includes reference column, the locating hole of installing with the reference column cooperation.
Furthermore, the bottom wall includes two single bottom walls that are symmetrically arranged in the length direction, and a connecting mechanism is arranged on each single bottom wall.
In order to further improve the connection firmness between the end diversion strips and the end swing frame, an end wrapping positioning mechanism suitable for positioning the end diversion strips on the end swing frame is arranged between the end diversion strips and the end swing frame; the end shroud positioning mechanism includes:
an end part shaft hole matched positioning mechanism arranged between the end part flow guide strip and the end part swing frame in the height direction; the end positioning shaft hole matching mechanism comprises a column and a hole matched with the column;
at least one pair of end clamping hooks are arranged on the end diversion strips and clamp the end swing frame from the width direction of the end swing frame in pairs.
Further, in order to guide the end swing frame in the end diversion strip, at least one pair of end guide blocking walls which are arranged in pairs and abut against the end swing frame from the width direction of the end swing frame so as to be suitable for guiding the end swing frame are arranged on the end diversion strip.
Further for leading the middle section frame in the middle section water conservancy diversion strip, be provided with at least a pair of setting in pairs on the middle section water conservancy diversion strip and from the width direction of middle section frame butt middle section frame in order to be suitable for the middle section direction that leads the middle section frame and keep off the wall.
There is further provided a concrete structure of a rocker arm connector, the rocker arm connector further having:
two side walls respectively connected with two side ends of the bottom wall;
a shaft connected between the two side walls.
Furthermore, the middle section frame is provided with at least one pair of clamping grooves matched with the middle section clamping hooks.
After the technical scheme is adopted, the utility model discloses with middle section water conservancy diversion strip dustcoat and through middle section dustcoat positioning mechanism be connected with the middle section frame well, with tip water conservancy diversion strip dustcoat well on the tip rocker, realize being connected of water conservancy diversion strip group and support, firm in connection is difficult to drop, has improved life.
Drawings
Fig. 1 is a perspective view of a wiper arm according to an embodiment of the present invention;
FIG. 2 is an exploded view of an assembly of an embodiment of the present invention;
fig. 3 is a perspective view of a flow guide strip group according to an embodiment of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
Fig. 1 is a perspective view of a wiper arm according to an embodiment of the present invention;
FIG. 2 is an exploded view of an assembly of an embodiment of the present invention;
fig. 3 is a perspective view of a flow guide strip group according to an embodiment of the present invention.
As shown in fig. 1 to 3, a wiper arm includes:
the support comprises a middle section frame 11 and an end part swing frame hinged to the end part of the middle section frame 11 along the length direction of the middle section frame; 12;
the rocker arm connecting piece 2 is provided with a bottom wall 21, and the rocker arm connecting piece 2 is connected to the middle section frame 11 through the bottom wall 21;
the flow guide strip group comprises a middle flow guide strip 31 covered on the middle section frame 11 and an end flow guide strip 32 partially covered on the end swing frame 12;
a middle section covering positioning mechanism suitable for positioning the middle section guide strip 31 on the middle section frame 11 is arranged between the middle section guide strip 31 and the middle section frame 11, and comprises a positioning groove hole 31a which is arranged on the middle section guide strip 31 and is matched with the shape of the bottom wall 21, and at least one pair of middle section clamping hooks 31b which are arranged on the middle section guide strip 31 and clamp the middle section frame 11 in pairs from the width direction of the middle section frame 11;
the part of the rocker arm connecting piece 2 except the bottom wall 21 is suitable for being partially exposed outside the middle section flow guide strip 31 so as to be connected with the rocker arm;
in the process that the end swing frame 12 swings relative to the middle section frame 11, the middle section flow guide strip 31 and the end flow guide strip 32 do not interfere with each other.
Specifically, the end swing frame 12 is hinged to the end of the middle section frame 11, so that the end swing frame 12 can have a certain degree of freedom of swing relative to the middle section frame 11, and the swing rotation center of the end swing frame 12 is the width direction of the middle section frame 11; more specifically, two ends of the middle section frame 11 along the length direction thereof are respectively hinged with an end swing frame 12, and correspondingly, the flow guide strip group comprises a middle section flow guide strip 31 and two end flow guide strips 32, which form a three-section type flow guide strip.
In this embodiment, the engagement between the positioning slot hole 31a and the bottom wall 21 can limit the movement between the middle section diversion strip 31 and the middle section frame 11 in the length direction and the width direction thereof, and the engagement between the middle section clamping hook 31b and the middle section frame 11 can limit the movement between the middle section diversion strip 31 and the middle section frame 11 in the height direction; in addition, a slot 11d corresponding to the middle clamping hook 31b can be disposed on the middle frame 11 to better limit the position.
As shown in fig. 2, at least one connection mechanism is disposed between the bottom wall 21 and the middle frame 11, and the connection mechanism includes:
at least one riveting shaft hole matching structure arranged between the bottom wall 21 and the middle frame 11, wherein the riveting shaft hole matching structure comprises a riveting head 21a and a riveting hole 11b matched with the riveting head 21 a;
at least two sets up in diapire 21 with middle section shaft hole cooperation location structure between middle section frame 11, middle section shaft hole location structure includes reference column 11c, with the locating hole 21b of reference column 11c cooperation installation.
By means of which the rocker arm linkage 2 is well connected to the bracket.
In the present embodiment, in one connecting mechanism, a caulking shaft hole fitting structure and two middle-stage shaft hole fitting positioning structures are provided, but not limited thereto.
Specifically, as shown in fig. 2, the bottom wall 21 includes two single bottom walls symmetrically arranged in the length direction of the rocker arm connector 2, and each single bottom wall is provided with a connecting mechanism.
As shown in fig. 2 and 3, an end enclosure positioning mechanism adapted to position the end tie bar 32 on the end swing frame 12 is disposed between the end tie bar 32 and the end swing frame 12; the end shroud positioning mechanism includes:
an end part shaft hole matching positioning mechanism arranged between the end part flow guide strip 32 and the end part swing frame 12 in the height direction; the end positioning shaft hole matching mechanism comprises a column 32a and a hole 12a matched and installed with the column 32 a;
at least one pair of end holding hooks 32b are provided on the end deflector strip 32 and clamp the end deflector 12 in pairs from the width direction of the end deflector 12.
Specifically, the end part shaft hole is matched with the positioning mechanism to limit the movement of the end part guide strip 32 and the end part swing frame 12 in the length direction and the width direction; the movement of the end diversion strip 32 and the end swing frame 12 in the height direction can be limited by the end clamping hook 32 b; preferably, the end clamping hooks 32b clamp the bottom end of the end swing frame 12.
As shown in fig. 2 and 3, the end deflector bars 32 are provided with at least a pair of end guide blocking walls 32c which are arranged in pairs and abut against the end swing frame 12 from the width direction of the end swing frame 12 so as to be adapted to guide the end swing frame 12.
As shown in fig. 2 and 3, the middle-stage air guide strip 31 is provided with at least one pair of middle-stage guide blocking walls 31c which are arranged in pairs and abut against the middle-stage frame 11 from the width direction of the middle-stage frame 11 so as to be suitable for guiding the middle-stage frame 11.
As shown in fig. 2, the rocker arm joint 2 further has:
two side walls 22 respectively connected to both side ends of the bottom wall 21;
and a shaft 23 connected between the side walls 22.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (8)
1. A wiper arm, comprising:
the support comprises a middle section frame (11) and an end part swing frame (12) hinged to the end part of the middle section frame (11) along the length direction of the middle section frame;
the rocker arm connecting piece (2), the rocker arm connecting piece (2) is provided with a bottom wall (21), and the rocker arm connecting piece (2) is connected to the middle section frame (11) through the bottom wall (21);
the flow guide strip group comprises a middle flow guide strip (31) covered on the middle frame (11) and an end flow guide strip (32) partially covered on the end swing frame (12);
a middle section covering positioning mechanism suitable for positioning the middle section flow guide strip (31) on the middle section frame (11) is arranged between the middle section flow guide strip (31) and the middle section frame (11), and comprises a positioning groove hole (31 a) which is arranged on the middle section flow guide strip (31) and is matched with the shape of the bottom wall (21), and at least one pair of middle section clamping hooks (31 b) which are arranged on the middle section flow guide strip (31) and clamp the middle section frame (11) from the width direction of the middle section frame (11) in pairs;
the part of the rocker arm connecting piece (2) except the bottom wall (21) is suitable for being partially exposed outside the middle section flow guide strip (31) to be connected with the rocker arm;
in the process that the end swing frame (12) swings relative to the middle section frame (11), the middle section flow guide strips (31) and the end flow guide strips (32) do not interfere with each other.
2. The wiper arm of claim 1, wherein: diapire (21) with be provided with an at least coupling mechanism between middle section frame (11), coupling mechanism includes:
at least one riveting shaft hole matching structure arranged between the bottom wall (21) and the middle section frame (11), wherein the riveting shaft hole matching structure comprises a riveting head (21 a) and a riveting hole (11 b) matched and installed with the riveting head (21 a);
at least two sets up in diapire (21) with middle section shaft hole cooperation location structure between middle section frame (11), middle section shaft hole location structure includes reference column (11 c), with reference column (11 c) cooperation installation locating hole (21 b).
3. The wiper arm of claim 2, wherein: the bottom wall (21) comprises two single bottom walls symmetrically arranged in the length direction of the rocker arm connecting piece (2), and each single bottom wall is provided with a connecting mechanism.
4. The wiper arm of claim 1, wherein: an end covering positioning mechanism suitable for positioning the end diversion strips (32) on the end swing frame (12) is arranged between the end diversion strips (32) and the end swing frame (12); the end shroud positioning mechanism includes:
an end part shaft hole matching positioning mechanism arranged between the end part flow guide strip (32) and the end part swing frame (12) in the height direction; the end positioning shaft hole matching mechanism comprises a column (32 a) and a hole (12 a) matched and installed with the column (32 a);
at least one pair of end holding hooks (32 b) are arranged on the end diversion strips (32) and clamp the end swing frame (12) from the width direction of the end swing frame (12) in pairs.
5. The wiper arm of claim 1, wherein: the end guide strips (32) are provided with at least one pair of end guide blocking walls (32 c) which are arranged in pairs and are abutted against the end swing frames (12) from the width direction of the end swing frames (12) so as to be suitable for guiding the end swing frames (12).
6. The wiper arm of claim 1, wherein: the middle section flow guide strip (31) is provided with at least one pair of middle section guide blocking walls (31 c) which are arranged in pairs and abut against the middle section frame (11) from the width direction of the middle section frame (11) so as to be suitable for guiding the middle section frame (11).
7. The wiper arm of claim 1, wherein: the rocker arm connector (2) further comprises:
two side walls (22) respectively connected to two side ends of the bottom wall (21);
a shaft (23) connected between the two side walls (22).
8. The wiper arm of claim 1, wherein: the middle section frame (11) is provided with at least one pair of clamping grooves (31 d) matched with the middle section clamping hooks (31 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921583497.9U CN210734094U (en) | 2019-09-23 | 2019-09-23 | Wiper arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921583497.9U CN210734094U (en) | 2019-09-23 | 2019-09-23 | Wiper arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210734094U true CN210734094U (en) | 2020-06-12 |
Family
ID=70983657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921583497.9U Expired - Fee Related CN210734094U (en) | 2019-09-23 | 2019-09-23 | Wiper arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210734094U (en) |
-
2019
- 2019-09-23 CN CN201921583497.9U patent/CN210734094U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 Termination date: 20200923 |