CN211082788U - Motor reduction box of windscreen wiper - Google Patents
Motor reduction box of windscreen wiper Download PDFInfo
- Publication number
- CN211082788U CN211082788U CN201921105832.4U CN201921105832U CN211082788U CN 211082788 U CN211082788 U CN 211082788U CN 201921105832 U CN201921105832 U CN 201921105832U CN 211082788 U CN211082788 U CN 211082788U
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- waterproof
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Abstract
The utility model discloses a wiper motor reducing gear box, which comprises a housin, the inside cavity that is used for the holding turbine that forms of casing, the apron that is used for sealing the cavity is installed to the cavity opening part, be equipped with the waterproof insulation that is used for the closing cap to be qualified for the next round of competitions and seal the gluey box, waterproof insulation seals gluey box and opens there is the wire hole, it has the slot to surround around the cavity, be equipped with rubber packing pad between slot and the apron, rubber packing pad is equipped with towards one side of slot with the protruding muscle of slot assorted. The utility model discloses an optimization, the sealed upgrading of filling up the material and the sealed improvement of wire hole to reducing gear box casing waterproof construction for waterproof performance promotes by a wide margin.
Description
Technical Field
The utility model relates to an auto-parts field, in particular to wiper motor reducing gear box.
Background
The windscreen wiper is an accessory used for removing water from the front window glass of an automobile, and the windscreen wiper reduction box is responsible for changing the speed of an output shaft of a windscreen wiper motor. In order to protect the wiper motor, the design of a waterproof structure of the wiper reduction box is particularly important. But the structural design of the existing windscreen wiper reduction box is not reasonable enough, so that the sealing performance is poor, the waterproof effect is not good, and the high requirement on the waterproof performance of the product in the market cannot be met. In addition, the existing reduction gearbox is free in outlet wire gluing, the outlet wire is scattered behind the reduction gearbox and is messy, and the waterproof insulation effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a wiper motor reducing gear box, through the optimization to reducing gear box casing waterproof construction, the upgrading of sealed pad material and the sealed improvement of wire hole for waterproof performance promotes by a wide margin.
The utility model discloses a solve the technical scheme that its problem adopted and be:
The utility model provides a wiper motor reducing gear box, includes the casing, the inside cavity that is used for holding the turbine that forms of casing, the apron that is used for sealing the cavity is installed to cavity opening part, be equipped with on the apron and be used for the waterproof insulation of closing cap outgoing lines to seal and glue the box, waterproof insulation is sealed and is glued the box and open there is the wire hole, the slot has been around the cavity, be equipped with rubber packing pad between slot and the apron, rubber packing pad is equipped with the protruding muscle with slot assorted towards one side of slot.
Furthermore, the shell is provided with a vent hole, and the vent hole is provided with a ventilation device.
Further, the ventilation device comprises a ventilation plug and a ventilation film, the ventilation film is arranged in the ventilation hole, and the ventilation plug is arranged on the ventilation hole.
Further, the shell, the rubber sealing gasket and the cover plate are provided with a plurality of corresponding screw holes, and the shell, the rubber sealing gasket and the cover plate are installed together through screws.
Further, the shell is integrally formed by stretching.
Further, the shell is further provided with a motor containing cavity, the motor containing cavity is provided with a worm mounting hole, and the motor containing cavity is communicated with the cavity through the worm mounting hole.
The utility model has the advantages that: the utility model discloses a pair of wiper motor reducing gear box, be equipped with rubber packing pad between casing and the apron, simultaneously, it has the slot to surround around the cavity of the inside formation of casing, and rubber packing pad is equipped with protruding muscle towards one side of slot, because protruding muscle and slot are mutually matchd, protruding muscle can imbed the ditch inslot to improve the waterproof sealed effect of reducing gear box. In addition, after the outgoing line is sealed by the waterproof insulating glue sealing box, more waterproof glue can be applied, and the waterproof and insulating properties can be further improved.
Drawings
Fig. 1-2 are schematic exploded views of an embodiment of the present invention;
Fig. 3 is a schematic view of a housing according to an embodiment of the present invention;
FIG. 4 is a schematic view of a rubber gasket according to an embodiment of the present invention;
Reference numbers in the figures: 1-a shell; 2-a cavity; 3-cover plate; 4-waterproof insulation sealing glue box; 5-a wire outlet hole; 6-a groove; 7-a rubber gasket; 8-convex ribs; 9-air holes; 10-a gas permeable plug; 11-a motor accommodating cavity; 12-worm mounting hole.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element 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 description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
The embodiments of the present invention will be further explained with reference to the drawings.
As shown in fig. 1-4, the utility model provides a wiper motor reducing gear box, including casing 1, the inside cavity 2 that is used for the holding turbine that forms of casing 1, 2 opening parts of cavity are installed and are used for sealing the apron 3 of cavity 2, are equipped with on the apron 3 to be used for the waterproof insulation of closing cap outgoing line to seal and glue box 4, waterproof insulation seals and glues box 4 and opens there is wire hole 5, and the cavity 2 is surrounded around there is slot 6, is equipped with rubber packing pad 7 between slot 6 and the apron 3, and rubber packing pad 7 is equipped with protruding muscle 8 with slot 6 assorted towards one side of slot 6.
In this embodiment, be equipped with rubber packing 7 between casing 1 and the apron 3, simultaneously, there is slot 6 around the cavity 2 of 1 inside formation of casing, rubber packing 7 is equipped with protruding muscle 8 towards one side of slot 6, because protruding muscle 8 and slot 6 are matchd each other, protruding muscle 8 can be embedded into in the slot 6, protruding muscle 8 has certain deformation effect, when casing 1 is installed together with apron 3, the slot 6 can be filled completely to the protruding muscle 8 that is compressed tightly, can not leave the space, with the effect of improvement reducing gear box waterproof sealing. In addition, the outgoing line behind the reduction gearbox is stored by the waterproof insulation glue sealing box 4 and is led out from the line outlet hole 5, the outgoing line cannot scatter behind the reduction gearbox and is messy, so that the function of ugly hiding is achieved, the attractiveness is improved, more waterproof glue can be applied after the outgoing line is sealed by the waterproof insulation glue sealing box 4, and the waterproof and insulating performances can be further improved.
Further, another embodiment of the present invention further provides a wiper gear, wherein the casing 1 has air holes 9, and the air holes 9 are provided with ventilation devices.
In this embodiment, in order to make the reduction box not only waterproof, but also have the heat dissipation function, the casing 1 is opened with the bleeder vent 9, and the bleeder vent 9 is equipped with ventilative device to promote electrical property.
Preferably, the ventilation device comprises a ventilation plug 10 and a ventilation film, the ventilation film is arranged in the ventilation hole 9, and the ventilation plug 10 is arranged on the ventilation hole 9.
In this implementation, ventilative device includes ventilative stopper 10 and ventilated membrane, and the ventilated membrane sets up in bleeder vent 9, and under the state of steam, the water particle is very tiny, according to capillary motion's principle, can permeate the capillary to the opposite side smoothly to take place ventilative phenomenon. When water vapor is condensed into water drops, the particles become bigger, and water molecules can not smoothly separate from the water drops and permeate to the other side under the action of the surface tension of the water drops (mutual pulling and balancing among the water molecules), so that the water permeation is prevented, and the vapor permeable membrane has a waterproof function. Meanwhile, the ventilation plug 10 is arranged on the ventilation hole 9, when the motor works, the temperature rises, the air in the reduction gearbox expands, the pressure rises, and the hot air in the reduction gearbox is discharged out of the reduction gearbox through the ventilation plug 10; and after the motor cools down, the pressure in the reduction gearbox drops, prevents the rainwater outside the reduction gearbox from entering the reduction gearbox again, plays the effect of protection motor to improve the life of motor, reduce the motor spoilage.
Further, another embodiment of the present invention further provides a wiper gear, wherein the housing 1, the rubber packing 7 and the cover plate 3 are provided with a plurality of corresponding screw holes, and the housing 1, the rubber packing 7 and the cover plate 3 are mounted together by screws.
In the present embodiment, the housing 1, the rubber packing 7 and the cover plate 3 are mounted together by screws to facilitate mounting and dismounting and replacement of the rubber packing 7.
Further, another embodiment of the present invention further provides a wiper gear, wherein the housing 1 is integrally formed by stretching.
In this embodiment, casing 1 adopts seamless design through integrative stretch forming, and simple structure is clear, has not only guaranteed the design precision, and for the complicated casing 1 design of current rib, 2 spaces of the inside cavity that form of casing 1 are bigger moreover, and inside heat dissipation space is also bigger like this, and the radiating effect is better.
Further, the utility model discloses another embodiment still provides a wiper gear, and wherein, casing 1 still is equipped with the motor and holds chamber 11, and the motor holds chamber 11 and opens there is worm mounting hole 12, and the motor holds and communicates through worm mounting hole 12 between chamber 11 and the cavity 2.
In the embodiment, the motor is positioned and installed in the motor accommodating cavity 11, and a worm driven by the motor is meshed with the worm wheel in the cavity 2 through the worm installation hole 12.
The utility model discloses a wiper motor reducing gear box, be equipped with rubber packing pad 7 between casing 1 and the apron 3, simultaneously, the cavity 2 of 1 inside formation of casing has slot 6 around the ring, and rubber packing pad 7 is equipped with protruding muscle 8 towards one side of slot 6, because protruding muscle 8 and slot 6 are mutually matchd, protruding muscle 8 can be embedded into slot 6 in to improve the waterproof sealed effect of reducing gear box. In addition, after the outgoing line is sealed by the waterproof insulating glue sealing box 4, more waterproof glue can be applied, and the waterproof and insulating properties can be further improved.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention defined by the appended claims.
Claims (6)
1. A wiper motor reducing gear box which characterized in that: the sealing device comprises a shell, wherein a cavity for containing a turbine is formed inside the shell, a cover plate for sealing the cavity is installed at the opening of the cavity, a waterproof insulating sealing glue box for sealing a sealing cover to lead wires is arranged on the cover plate, a wire outlet hole is formed in the waterproof insulating sealing glue box, grooves are formed around the cavity, a rubber sealing gasket is arranged between the grooves and the cover plate, and a convex rib matched with the grooves is arranged on one side, facing the grooves, of the rubber sealing gasket.
2. The reduction gearbox for the motor of the wiper blade as recited in claim 1, wherein: the shell is provided with air holes, and the air holes are provided with air permeable devices.
3. The reduction gearbox for the motor of the wiper blade as recited in claim 2, wherein: the ventilating device comprises a ventilating plug and a ventilating film, the ventilating film is arranged in the ventilating hole, and the ventilating plug is arranged on the ventilating hole.
4. The reduction gearbox for the motor of the wiper blade as recited in claim 1, wherein: the casing, the rubber sealing gasket and the cover plate are provided with a plurality of corresponding screw holes, and the casing, the rubber sealing gasket and the cover plate are installed together through screws.
5. The reduction gearbox for the motor of the wiper blade as recited in claim 1, wherein: the shell is integrally formed by stretching.
6. The reduction gearbox for the motor of the wiper blade as recited in claim 1, wherein: the casing still is equipped with the motor and holds the chamber, the motor holds the chamber and opens there is the worm mounting hole, the motor holds between chamber and the cavity through the worm mounting hole intercommunication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921105832.4U CN211082788U (en) | 2019-07-11 | 2019-07-11 | Motor reduction box of windscreen wiper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921105832.4U CN211082788U (en) | 2019-07-11 | 2019-07-11 | Motor reduction box of windscreen wiper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211082788U true CN211082788U (en) | 2020-07-24 |
Family
ID=71635169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921105832.4U Active CN211082788U (en) | 2019-07-11 | 2019-07-11 | Motor reduction box of windscreen wiper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211082788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243988A (en) * | 2021-12-24 | 2022-03-25 | 成都华川电装有限责任公司 | Waterproof structure of automobile rear wiper motor |
-
2019
- 2019-07-11 CN CN201921105832.4U patent/CN211082788U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243988A (en) * | 2021-12-24 | 2022-03-25 | 成都华川电装有限责任公司 | Waterproof structure of automobile rear wiper motor |
| CN114243988B (en) * | 2021-12-24 | 2023-09-19 | 成都华川电装有限责任公司 | Waterproof structure of rear wiper motor of automobile |
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