CN219734216U - Plugging piece, ventilation plaque windscreen wiper shaft assembly and vehicle with same - Google Patents

Abstract

The utility model discloses a plugging piece, a ventilation plaque wiper shaft assembly and a vehicle with the same, wherein the plugging piece is used for plugging a wiper shaft hole and comprises the following components: the radial inner end of the sealing part is suitable for being abutted with the wiper shaft; the connecting part is connected with the sealing part and is positioned on one side of the sealing part, which faces the shaft hole of the wiper shaft, and the connecting part is provided with a clamping structure which is suitable for clamping the periphery of the shaft hole of the wiper shaft, wherein the sealing part and the connecting part are integrally formed. According to the plugging piece, the gap between the wiper shaft and the peripheral wall of the wiper shaft hole can be sealed through the integrally formed sealing part and the connecting part, so that rainwater, fallen leaves and other impurities are prevented from entering the inside of the automobile body, and damage to parts in the automobile body is reduced; simultaneously, the molding volume of the plugging piece can be reduced, and then the internal space required by the installation of the plugging piece can be reduced.

Description

Plugging piece, ventilation plaque windscreen wiper shaft assembly and vehicle with same

Technical Field

The utility model relates to the technical field of vehicles, in particular to a plugging piece, a ventilation plaque wiper shaft assembly and a vehicle with the same.

Background

In order to ensure the normal work of the windscreen wiper and prevent impurities from entering the lower part of the ventilation decorative plate, technicians design a windshield wiper shaft plug cover of the ventilation decorative plate, and the currently used windshield wiper shaft plug cover of the ventilation decorative plate has larger space required by installation, and the installation in a smaller space can be more laborious and even can not be arranged.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the plugging piece which can seal the gap between the wiper shaft and the peripheral wall of the wiper shaft hole, prevent rainwater, fallen leaves and other impurities from entering the inside of the automobile body and reduce the damage to parts in the automobile body; the internal space required for installation can also be reduced.

The utility model further provides a ventilation plaque wiper shaft assembly.

The utility model further provides a vehicle with the ventilation plaque and windscreen wiper shaft assembly.

According to a first aspect of the present utility model, a plugging member for plugging a shaft hole of a wiper blade, comprises: the radial inner end of the sealing part is suitable for being abutted with the wiper shaft; the connecting part is connected with the sealing part and is positioned on one side of the sealing part, which faces the peripheral wall of the shaft hole of the windscreen wiper, and the connecting part is provided with a clamping structure which is suitable for clamping the peripheral edge of the shaft hole of the windscreen wiper, wherein the sealing part and the connecting part are integrally formed.

According to the plugging piece, the gap between the wiper shaft and the peripheral wall of the wiper shaft hole can be sealed through the integrally formed sealing part and the connecting part, so that rainwater, fallen leaves and other impurities are prevented from entering the inside of the automobile body, and damage to parts in the automobile body is reduced; simultaneously, the molding volume of the plugging piece can be reduced, and then the internal space required by the installation of the plugging piece can be reduced.

According to some embodiments of the utility model, the sealing part is a plastic piece, the connecting part is a rubber piece, and the sealing part and the connecting part are integrally connected through double-shot molding; or the plugging piece is a plastic piece.

According to some embodiments of the utility model, the connection comprises: a first ring which is annular and extends along the axial direction of the shaft hole of the wiper blade; the second ring is annular and extends along the radial direction of the shaft hole of the wiper, and the radial inner end of the second ring is connected with one end of the first ring in the axial direction; and a third ring connected to a radially outer end of the second ring, wherein a radially inner side surface of the first ring is connected to the sealing portion, the third ring forming the retaining structure.

According to some embodiments of the utility model, the radially inner surface of the first ring is formed with a groove, and the seal has an embedded structure embedded in the groove.

According to some embodiments of the utility model, the seal portion further has an abutment protrusion connected to the embedded structure, the abutment protrusion gradually decreasing in width in an axial direction of the wiper shaft hole in a radially inward direction of the wiper shaft hole.

According to some embodiments of the utility model, an end face of one end of the abutment projection is flush with an end face of the first ring in an axial direction of the wiper shaft hole.

According to some embodiments of the utility model, the second ring is formed with a bead, the bead is formed by recessing one side surface toward the other side surface of the second ring in the axial direction, and the bead extends in a ring shape along the circumferential direction of the wiper shaft hole.

According to some embodiments of the utility model, the third ring comprises: the first support arm, the one end of first support arm with the second ring links to each other and the other end is followed the radial outside extension in windscreen wiper axle shaft hole, the second support arm, the one end of second support arm with the second ring links to each other and the other end is followed the radial outside extension in windscreen wiper axle shaft hole, the first support arm with the second support arm is in the axial direction interval arrangement in windscreen wiper axle shaft hole, the first support arm with cooperate between the second support arm to inject and be suitable for the card to hold the draw-in groove along windscreen wiper axle shaft hole week.

A vent plaque wiper shaft assembly according to a second aspect of the utility model comprises: a ventilation plaque, wherein a windscreen wiper shaft hole is formed on the ventilation plaque; the windscreen wiper shaft penetrates through the windscreen wiper shaft hole; according to the plugging piece of the first aspect of the utility model, the radial inner end of the sealing part is abutted against the wiper shaft, and the connecting part is connected with the peripheral edge of the wiper shaft hole.

According to the ventilation plaque wiper shaft assembly, by arranging the plugging piece in the first aspect, gaps between the wiper shaft and the ventilation plaque can be sealed, rainwater can be prevented from entering the interior of the wiper shaft to cause damage to a motor of the wiper shaft, rainwater, sundries and the like can be prevented from entering the lower part of the ventilation plaque, and the damage probability of an air conditioner is reduced.

A vehicle according to a third aspect of the present utility model includes a vent trim wiper shaft assembly according to the above second aspect of the present utility model.

According to the vehicle provided by the utility model, the ventilation plaque and wiper shaft assembly of the second aspect is arranged, so that the overall performance of the vehicle is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

FIG. 1 is a cross-sectional view of a vent trim panel wiper shaft assembly according to an embodiment of the utility model;

FIG. 2 is a schematic view of a closure according to an embodiment of the present utility model;

fig. 3 is a cross-sectional view of a closure according to an embodiment of the present utility model.

Reference numerals:

1000. a vent plaque wiper shaft assembly;

100. a blocking member;

10. a sealing part;

20. a connection part; 21. a first ring; 22. a second ring; 23. a third ring; 231. a first arm; 232. a second arm;

200. a ventilation plaque;

300. a wiper shaft.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

A closure 100 according to an embodiment of the first aspect of the present utility model is described below with reference to fig. 1-3.

According to an embodiment of the present utility model, as shown in fig. 3, a plugging member 100 is used for plugging a shaft hole of a wiper, and includes: the connecting part 20 and the sealing part 10 are arranged on the same plane, and the radial inner end of the sealing part 10 is suitable for abutting against the wiper shaft 300; the connecting portion 20 is connected with the sealing portion 10 and is located on one side of the sealing portion 10 facing the peripheral wall of the shaft hole of the wiper shaft, the connecting portion 20 is provided with a clamping structure suitable for being clamped with the peripheral edge of the shaft hole of the wiper shaft, and the sealing portion 10 and the connecting portion 20 are integrally formed.

Specifically, the sealing part 10 is annular and is matched with the wiper shaft 300, and the inner end of the sealing part 10 is abutted against the wiper shaft 300 to seal the wiper shaft 300, so that rainwater is prevented from entering the inside of the wiper shaft 300 to cause damage to a wiper shaft motor; meanwhile, the sealing part 10 does not affect the operation of the wiper shaft 300, and normal operation of the wiper shaft 300 is realized. The connecting portion 20 is engaged with the peripheral edge of the wiper shaft hole, seals the gap between the wiper shaft 300 and the wiper shaft hole, and prevents foreign matters such as fallen leaves and dust from entering the inside of the vehicle body, thereby damaging the parts inside the vehicle body. The plugging piece 100 is an integrally formed piece, has a simple structure and is convenient to produce, and meanwhile, the forming volume of the plugging piece 100 can be reduced, and the internal space required by mounting the plugging piece 100 is reduced.

According to the plugging piece 100 provided by the embodiment of the utility model, the gap between the wiper shaft 300 and the peripheral wall of the wiper shaft hole can be sealed through the integrally formed sealing part 10 and the connecting part 20, so that rainwater, fallen leaves and other impurities are prevented from entering the inside of the automobile body, and damage to parts in the automobile body is reduced; at the same time, the molding volume of the closure 100 can be reduced, and thus the internal space required for installation of the closure 100 can be reduced.

According to some embodiments of the present utility model, as shown in fig. 3, the sealing part 10 is a plastic member, the connecting part 20 is a rubber member, and the sealing part 10 and the connecting part 20 are integrally connected by two-shot molding; or the occluding component 100 is a plastic component.

The sealing portion 10 is a plastic material having a certain hardness, and may be made of a material such as POM (polyoxymethylene), for example, so that the wear resistance of the sealing portion 10 can be ensured. And the sealing member is abutted against the wiper shaft 300, so that friction loss generated by the sealing member 100 and running resistance of the sealing member 100 to the wiper shaft 300 when the wiper shaft 300 runs can be reduced. The connection portion 20 is a rubber member having a certain elasticity, and for example, the connection portion 20 may be made of rubber, EPDM or the like. The elastic material is used as the connecting part 20 to be clamped and connected with the peripheral edge of the shaft hole of the wiper, so that the installation convenience and the sealing performance of the plugging piece 100 can be improved. Simultaneously, sealing part 10 and connecting portion 20 link as an organic wholely through double-shot moulding, and double-shot moulding technology is mature, can realize that the material of two kinds of different materials forms as an organic wholely, and then can increase the production convenience of shutoff piece 100, can also reduce the shaping size of shutoff piece 100, reduces the required inner space of shutoff piece 100 installation.

In other embodiments, the plugging member 100 is a plastic member, which is inexpensive to produce, and thus can reduce the production cost of the plugging member 100.

According to some embodiments of the utility model, as shown in fig. 3, the connection part 20 includes: a first ring 21, a second ring 22, and a third ring 23, the first ring 21 being annular and extending in the axial direction of the wiper shaft hole, a radially inner side surface of the first ring 21 being connected to the seal portion 10; the second ring 22 is annular and extends along the radial direction of the shaft hole of the wiper, and the radial inner end of the second ring 22 is connected with one end of the first ring 21 in the axial direction; a third ring 23 is connected to the radially outer end of the second ring 22, the third ring 23 being formed as a catch structure. The sectional structural design can enable the connecting portion 20 to be designed and produced according to the size of the shaft hole of the wiper shaft, so that the sealing suitability of the plugging piece 100 to the shaft hole of the wiper shaft can be improved. For example, when the shaft hole of the wiper is large, the width of the third ring 23 may be extended to lengthen the holding structure, and when the shaft hole space is small, the length of the third ring 23 may be shortened. In addition, the first ring 21 extends along the axial direction of the wiper shaft 300, so that the radial dimension of the blocking member 100 can be reduced, and thus the installation space of the blocking member 100 can be reduced; at the same time, the connection area with the sealing portion 10 can be increased, and the connection reliability of the sealing portion 10 and the connection portion 20 can be increased.

According to some embodiments of the present utility model, as shown in fig. 3, a groove is formed on the radially inner surface of the first ring 21, and the sealing portion 10 has an embedded structure, and the embedded structure is embedded in the groove, so that the sealing portion 10 and the connecting portion 20 are integrated, the molding size of the plugging member 100 is reduced, and thus the space requirement for installing the plugging member 100 can be reduced. Alternatively, the embedded structure may be formed as a block structure.

According to some embodiments of the present utility model, as shown in fig. 3, the sealing part 10 further has an abutment protrusion, the abutment protrusion is connected to the embedded structure, and the width of the abutment protrusion in the axial direction of the wiper shaft hole is gradually reduced in the radial inward direction of the wiper shaft hole, so that the use of the material of the sealing part 10 can be reduced, the production cost can be reduced, the contact area between the sealing part 10 and the wiper shaft 300 can be reduced, the friction loss can be reduced, and the running resistance of the wiper shaft 300 can be reduced.

According to some embodiments of the present utility model, as shown in fig. 3, in the axial direction of the wiper shaft hole, the end surface of one end of the abutment protrusion is flush with the end surface of the first ring 21, so that the flatness of the appearance and the installation aesthetic property of the closure 100 can be improved.

According to some embodiments of the present utility model, as shown in fig. 3, the second ring 22 is formed with a bead formed by recessing one side surface toward the other side surface of the second ring 22 in the axial direction, the bead extending in a ring shape in the circumferential direction of the wiper shaft hole. Wherein, the convex ribs play a role of reinforcing ribs, which can improve the bending resistance of the connecting part 20, prevent the connecting part 20 from collapsing and reduce the sealing effect of the plugging member 100.

For example, as shown in fig. 3, the bead is an upward projection formed by a depression in the outer surface of the second ring 22 toward the inner surface.

According to some embodiments of the utility model, as shown in fig. 3, the third ring 23 comprises: the first support arm 231 and the second support arm 232, one end of the first support arm 231 is connected with the second ring 22, the other end of the first support arm 231 extends outwards along the radial direction of the wiper shaft hole, one end of the second support arm 232 is connected with the second ring 22, the other end of the second support arm 232 extends outwards along the radial direction of the wiper shaft hole, the first support arm 231 and the second support arm 232 are arranged at intervals in the axial direction of the wiper shaft hole, and a clamping groove suitable for clamping the periphery of the wiper shaft hole is defined between the first support arm 231 and the second support arm 232 in a matched mode. The plugging piece 100 is directly connected with the peripheral edge of the shaft hole of the windscreen wiper in a clamping way through a clamping groove, so that the plugging piece 100 is convenient to mount and dismount, and the maintenance convenience of the plugging piece 100 can be improved; meanwhile, the first support arm 231 and the second support arm 232 are respectively in abutting connection with the outer surface and the inner surface of the peripheral edge of the shaft hole of the wiper, so that the contact area between the third ring 23 and the peripheral edge of the shaft hole of the wiper can be increased, and the sealing effect between the plugging piece 100 and the peripheral edge of the shaft hole of the wiper can be further improved. In addition, one end of the first support arm 231 and one end of the second support arm 232 are connected with the second ring 22, and the convex rib structure of the second ring 22 can provide an upward lifting effect for the first support arm 231 and the second support arm 232 to prevent the third ring 23 from collapsing, so that the sealing effect between the third ring 23 and the peripheral edge of the shaft hole of the wiper shaft can be improved.

A vent plaque wiper shaft assembly 1000 according to a second aspect of the present utility model includes: the ventilation plaque 200, the wiper shaft 300 and the blocking member 100 according to the embodiment of the first aspect of the present utility model, the ventilation plaque 200 is formed with a wiper shaft hole; the wiper shaft 300 penetrates through the wiper shaft hole; the radially inner end of the seal portion 10 abuts against the wiper shaft 300, and the connecting portion 20 is connected to the peripheral edge of the wiper shaft hole.

The ventilation plaque 200 is used as an important decoration and functional part of the automobile, and has the main function of protecting an air inlet of the air conditioner while playing a role of decorating the automobile, preventing rainwater, sundries and the like from entering an air inlet channel of the air conditioner, thereby playing a role of protecting an air conditioning system and preventing the air conditioner from being damaged. The wiper shaft 300 mainly drives the wiper to swing left and right, and sweeps out impurities on the windshield.

According to the ventilation plaque wiper shaft assembly 1000 of the embodiment of the utility model, by arranging the plugging piece 100 of the first aspect, a gap between the wiper shaft 300 and the ventilation plaque 200 can be sealed, rainwater can be prevented from entering the interior of the wiper shaft 300 to cause damage to a wiper shaft motor, rainwater, sundries and the like can be prevented from entering the lower part of the ventilation plaque 200, and the damage probability of an air conditioner is reduced.

A vehicle according to an embodiment of the third aspect of the present utility model includes a vent trim wiper shaft assembly 1000 according to the above-described second aspect of the present utility model.

According to the vehicle of the embodiment of the utility model, the ventilation plaque wiper assembly 1000 of the second embodiment is arranged, so that the overall performance of the vehicle is improved.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. A blocking member for blocking a wiper shaft bore, comprising:

the radial inner end of the sealing part is suitable for being abutted with the wiper shaft;

the connecting portion, connecting portion with sealing portion links to each other and is located sealing portion's orientation the one side of the week wall in windscreen wiper axle shaft hole, connecting portion have be suitable for with the joint structure that the week edge card in windscreen wiper axle hole held, connecting portion include:

a first ring which is annular and extends along the axial direction of the shaft hole of the wiper blade;

the second ring is annular and extends along the radial direction of the shaft hole of the wiper, and the radial inner end of the second ring is connected with one end of the first ring in the axial direction;

a third ring connected to a radially outer end of the second ring,

the sealing part and the connecting part are integrally formed, the radial inner side surface of the first ring is connected with the sealing part, and the third ring forms a clamping structure.

2. The closure member according to claim 1, wherein the sealing portion is a plastic member, the connecting portion is a rubber member, and the sealing portion and the connecting portion are integrally connected by two-shot molding; or (b)

The blocking piece is a plastic piece.

3. The closure of claim 1, wherein a radially inner surface of the first ring is formed with a groove, the seal having an embedded structure, the embedded structure being embedded within the groove.

4. The closure element according to claim 3, wherein the sealing part further has an abutment projection which is connected to the embedded structure, the abutment projection having a width in the axial direction of the wiper shaft hole gradually decreasing in a radially inward direction of the wiper shaft hole.

5. The blocking member according to claim 4, wherein an end face of one end of the abutment projection is flush with an end face of the first ring in an axial direction of the wiper shaft hole.

6. The blocking piece according to claim 1, wherein a bead is formed on the second ring, the bead being formed by a depression of one side surface toward the other side surface of the second ring in the axial direction, the bead extending in a ring shape in the circumferential direction of the wiper shaft hole.

7. The closure of claim 1, wherein the third ring comprises:

a first support arm, one end of which is connected with the second ring and the other end of which extends outwards along the radial direction of the shaft hole of the wiper shaft,

the second support arm, the one end of second support arm with the second ring links to each other and the other end is followed the radial outside extension in windscreen wiper axle shaft hole, first support arm with the second support arm is in the axial direction interval arrangement in windscreen wiper axle shaft hole, first support arm with cooperate between the second support arm to inject and be suitable for the card to hold the draw-in groove around the windscreen wiper axle shaft hole.

8. A vent plaque wiper shaft assembly comprising:

a ventilation plaque, wherein a windscreen wiper shaft hole is formed on the ventilation plaque;

the windscreen wiper shaft penetrates through the windscreen wiper shaft hole;

the closure according to any one of claims 1 to 7, the radially inner end of the sealing portion being in abutment with the wiper shaft, the connecting portion being connected to the peripheral edge of the wiper shaft bore.

9. A vehicle comprising the vent trim wiper shaft assembly of claim 8.