JP2000344062A - Nozzle body for window washer and installation therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a plurality of injection ports to a window washer mounted on a concealed type or semiconcealed type car having a gap for housing a windshield wiper or the like between a windshield and a bonnet and to reduce assembling work manhour. SOLUTION: This nozzle body at its body head part has a plurality of injection holes, and at a nipple at the body lower part a washer solution introducing port and an injection hole communicated with the injection ports and the solution introducing port, and at its body shell part an elastic locking claw plate for installed for integrally formed with one another. In this case, the injection hole 7 is branched at the body part located at the rear side of a member to be installed and is communicated with each injection port 6, respectively.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a nozzle body for a window washer for an automobile, and more particularly to a nozzle body for a window washer for an automobile.
The present invention relates to a synthetic resin body for a window washer suitable for being mounted on a concealed type or semi-concealed type vehicle having a gap for accommodating a wiper or the like between a windshield and a hood, and a method of mounting the same.

[0002]

2. Description of the Related Art Conventionally, a window washer for an automobile is mounted on a bonnet and provided so as to be exposed in appearance. The window washer 30
As shown in FIG. 6, a nipple 23 and a body 22 having an elastic claw plate 21 to be locked to the body 20 of the automobile are shown.
Are integrally welded by an ultrasonic welding method or the like. The nozzle body 22 is provided with an injection port 22a and a nipple 23.
Is provided with a washer liquid inlet 23a, and an injection hole 24 is provided so as to communicate with both of them.

At the nipple 23 of the injection hole 24, a coil spring 25 and a spherical valve body 26 for a stopper are provided. In addition, the jet port 22a includes:
Spherical nozzle 27 for changing the washer liquid injection angle
Is set according to the vehicle type.

[0004]

However, in the conventional window washer 30, the body main body 22 and the nipple 23 are inserted into the mounting hole of the body 20 from the front side to the back side, and are locked by the elastic claw plate 21. ing. Thereafter, a hose (not shown) for a washer liquid is inserted into the nipple 23 and fitted. Therefore, at the assembly work site, the work of inserting the nozzle and the work of fitting the hose are required, and there is a problem that the number of work steps on the line increases and the work efficiency is poor. other than this,
Complete the fitting of the hose and nipple in advance and deliver the finished product.In the assembly plant, insert one end of the hose into the hole opened in the bonnet from the front side, and finally insert the nozzle body into the bonnet. Although a method of wearing is known, there is a problem that workability is poor. In addition, as shown in FIG. 7, when a plurality of injection ports are required at the nozzle head toward the windshield, the injection holes 24 are branched at the nozzle head, so that the interval is narrow and wide. However, there is a problem that the installation location is insufficient and it becomes difficult. A window washer nozzle body and a method of mounting the same according to the present invention are proposed to solve such a problem.

[0005]

SUMMARY OF THE INVENTION The gist of the present invention for solving the above-mentioned problems of the nozzle body for a window washer according to the present invention is to have a plurality of injection ports in the body head and to introduce a washer liquid into a nipple on the lower side of the body. A nozzle body for a window washer having an opening, having an injection hole communicating with the injection port and the liquid introduction port, and integrally formed with an elastic locking claw plate for mounting on a body of the body, The injection hole is branched at a body portion on the back side of the mounting target member and communicates with each of the injection holes.

The elastic locking claw plate has a base portion provided on the body head side, a tip end portion of the claw plate is directed toward the body body portion, and is inserted from the back side of the nozzle body mounting target member to the front side. This includes being stopped.

The gist of the method for mounting a nozzle washer for a window washer according to the present invention is that a body has a plurality of injection ports, a nipple has a washer liquid inlet, and the nozzle and the liquid inlet. A nozzle body for a window washer integrally formed with an injection hole communicating with the nozzle and having an elastic locking claw plate for attachment in the body, wherein the elastic locking claw plate has a base portion at a body head. Side, the tip of the claw plate is directed toward the body body side, and when mounting the nozzle body, a washer liquid supply hose is connected in advance to the washer liquid inlet of the nipple, and in this state, the nozzle body is The insertion of the nozzle body from the back side of the mounting target member to the front side, the elastic locking claw plate is expanded and locked, and the nozzle body is mounted.

According to the nozzle body for a window washer and the method of mounting the same according to the present invention, when a plurality of injection ports are required as a window washer nozzle of an automobile, the injection holes are formed in a narrow portion of the conventional body head. Although it is difficult to make a mold for branching, the injection hole is branched at a body portion on the back side of the member to be attached and communicates with each of the injection ports, thereby facilitating mold manufacturing. It can be solved. In addition, the base of the elastic locking claw plate is provided on the head side of the body, the tip of the claw plate is directed toward the body body, and inserted and locked from the back side of the nozzle body mounting target member to the front side. By doing so, for example, in a concealed type automobile, a washer liquid supply hose is connected in advance to the washer liquid inlet of the nipple, and in this state, it can be inserted from the back side of the nozzle body mounting target member to the front side. As a result, after the subassembly of the window washer nozzle body is completed, the nozzle body can be mounted on the automobile, thereby reducing the number of man-hours for line assembly work.

[0009]

Next, a nozzle body for a window washer according to the present invention will be described with reference to the drawings. To facilitate understanding of the present invention, portions corresponding to those of the conventional example will be denoted by the same reference numerals as those of the conventional example.

As shown in FIG. 1, a nozzle body 1 for a window washer according to the present invention is suitable for a concealed type or semi-concealed type vehicle in which the nozzle body is not directly visible in appearance. Reference numeral 2 indicates a bonnet, reference numeral 3 indicates a cowl cover which is a member to be mounted for mounting the nozzle body 1, reference numeral 4 indicates packing, and reference numeral 5 indicates a glass surface.

As shown in FIG. 2, the structure of the nozzle body 1 for a window washer has a plurality of, for example, double-headed, projecting nozzles 6 on the body. The nipple 1a on the lower side of the body has a washer liquid inlet 1b, and has an injection hole 6 and an injection hole 7 communicating with the liquid inlet 1b.

The injection holes 7 are branched into two at the body portion on the back side of the member to be mounted, for example, at the lower portion of the body body 1c, to form branch injection holes 7a and 7b, and the injection holes 6 are formed. 6, respectively. By forming the branch portion of the injection hole 7 in the body portion on the back side of the member to be attached, the interval α between the nozzles can be widened, which facilitates the mold design. is there. It is needless to say that branching the injection hole 7 into two or more is arbitrary in design.

The nozzle body 1 is provided with elastic locking claw plates 1d and 1e for mounting. This elastic locking claw plate 1d, 1
e, the base 1f is provided on the body head 1j side,
The claw plate tip 1g is formed to face downward, that is, toward the body trunk 1c. Of course, the locking claw plates 1d, 1
The setting direction of e is an example, and does not exclude a nozzle body in which the setting direction of the locking claw plate is set to the opposite direction.

In addition, as shown in FIG. 2, a spherical nozzle 27 is provided in each of the injection ports 6 by press-fitting on the body head 1j, and is adjusted in a desired three-dimensional direction by a jig. . Further, on the side of the washer liquid inlet 1b, after molding the nozzle body 1, the coil spring 25 and the spherical valve body 26 are mounted from the inlet 1b, and the nipple 1a is engaged by press fitting (see FIGS. 2 and 3B). It is also possible to stop and fix.

To use the thus-formed nozzle body 1 for a window washer of the present invention, FIG.
As shown in (a), an end opening of a hose 8 (hose connecting a driver's seat side and a passenger seat side or a T-type connector: not shown) is connected to the nipple 1a as a subassembly.

The sub-assembled nozzle body 1 is fitted with a packing 4 provided with holes 4a and 4b corresponding to its double-headed head 1j. 3a, 3b is inserted from the back side. The body head protrudes from the mounting holes 3a, 3b to the front side, and the elastic locking claw plates 1d, 1e are retracted and widened after passing through the mounting holes 3a, 3b. It is locked at the corners of the mounting holes 3a, 3b. This enables one-touch mounting.

The cowl cover 3 is sandwiched between the elastic locking claw plates 1d and 1e, the flange 1h of the body 1c, and the packing 4. Thus, as shown in FIG.
A washer liquid is supplied from a window washer liquid supply tank (not shown) by a pump via a hose 8, and
It is sprayed widely from the injection port 6 to the glass surface 5.

As another embodiment of the window washer nozzle body of the present invention, as shown in FIG. 4, the second embodiment is provided with three body heads 1j.
As described above, by branching a large number of the injection holes 7 at the lower portion of the body, the interval between the body heads 1j is set with a margin,
This increases the degree of freedom in design.

In the third embodiment of the present invention, as shown in FIG. 5, for example, one of a plurality of body heads 1j can be formed to be inclined. With respect to the washer liquid spraying range, it is possible to easily cope with the demands of dealers and consumers.

[0020]

As described above, the nozzle body for a window washer according to the present invention has a plurality of injection ports at the head of the body and a washer liquid inlet at the nipple at the lower side of the body. A nozzle body for a window washer having an injection hole communicating with a mouth and a liquid inlet, and having an elastic locking claw plate for attachment on a body portion of the body and integrally formed, wherein the injection hole is an object to be attached. The nozzle body is branched at the body part on the back side of the member and communicates with each of the injection ports, so that the nozzle body can be easily manufactured in a mold, and can meet the demands of consumers and the like. It has an excellent effect that it can be performed.

The elastic locking claw plate has a base portion provided on the body head side, a claw plate tip portion directed toward the body body portion, and is inserted from the back side of the nozzle body mounting target member to the front side. The hose for supplying the washer liquid can be sub-assembled to the nipple in advance and can be mounted one-touch.

According to the method for mounting a nozzle body for a window washer of the present invention, a plurality of injection ports are provided on a body head.
A window washer nozzle body having a washer liquid introduction port in the nipple, an injection hole communicating with the injection port and the liquid introduction port, and an integrally formed elastic body having an elastic locking claw plate for attachment to the body. The elastic locking claw plate has a base portion provided on the body head side and a claw plate tip portion directed toward the body body portion. When the nozzle body is mounted, the washer fluid of the nipple is provided. A washer liquid supply hose is previously connected to the inlet, and in this state, the nozzle body is inserted by being inserted from the back side of the nozzle body mounting target member to the front side, the elastic locking claw plate is expanded and locked, and the nozzle body is mounted. Therefore, the nozzle body is suitable for concealed type and semi-concealed type automobiles, and the nozzle body is integrally formed and one-touch mounting is possible on the member to be mounted. In which exhibits an excellent effect that a and cost reduction can reduce the number of assembly steps.

[Brief description of the drawings]

FIG. 1 is a schematic explanatory view of a state in which a nozzle body for a window washer according to the present invention is assembled to an automobile.

FIG. 2 is a cross-sectional view of a mounting member of the window washer nozzle body according to the present invention.

FIGS. 3A and 3B are explanatory views (a) and (b) illustrating a method for assembling the nozzle body for a window washer according to the present invention. FIGS.

FIG. 4 is a sectional view of a nozzle body for a window washer according to a second embodiment of the present invention.

FIG. 5 is a sectional view of a window washer nozzle body according to a third embodiment of the present invention.

FIG. 6 is a sectional view of a window washer nozzle body according to a conventional example.

FIG. 7 is a cross-sectional view of a head portion of a window washer nozzle body according to the conventional example as viewed in plan.

[Explanation of symbols]

1 Nozzle body for window washer, 1a nipple, 1b washer liquid inlet, 1c body body,
1d, 1e elastic locking claw plate, 1f base, 1g claw plate tip, 1h flange, 1j body head, 2 bonnet, 3 cowl cover, 4 packing, 5 glass surface, 6 injection port, 7 injection hole, 7a, 7b Branch injection hole, 8 hose, 25 coil spring, 26 spherical valve body.

Claims (3)

[Claims] A body body having a plurality of injection ports, a nipple at a lower portion of the body having a washer liquid inlet, and an injection hole communicating with the nozzle and the liquid inlet; A nozzle body for a window washer integrally formed having an elastic locking claw plate for attachment, wherein the injection holes are branched at a body portion on the back side of a member to be attached and each of the injection holes is A nozzle body for a window washer characterized by being communicated with. The elastic locking claw plate has a base portion provided on the body head side, a claw plate tip portion directed toward the body body portion, and inserted from the back side of the nozzle body mounting target member to the front side. The nozzle body for a window washer according to claim 1, wherein the nozzle body is locked. 3. A body having a plurality of injection ports at a head thereof, a nipple having a washer liquid inlet, an injection hole communicating with the nozzle and the liquid inlet, and an elastic member for attachment to the body. A nozzle body for a window washer integrally formed with a pawl plate, wherein the elastic locking pawl plate has a base portion provided on a body head side, and a claw plate tip portion faces a body body side. When the nozzle body is mounted, a washer liquid supply hose is previously connected to the washer liquid inlet of the nipple, and in this state, the hose is inserted from the back side of the nozzle body mounting target member to the front side, and the elastic locking is performed. A method for mounting a nozzle body for a window washer, characterized in that the claw plate is opened and locked and the nozzle body is mounted.