JPH04119763U - defroster nozzle - Google Patents

Abstract

(57) [Summary] [Purpose] To reduce the number of parts of a defroster nozzle and to securely attach the defroster nozzle body. [Structure] Since the defroster nozzle body 5c is inclined toward the rear B of the vehicle compartment as it goes downward, the welding tool 24 gets in the way when welding the upper end of the vertical wall 20 for fixing the nozzle body to the instrument panel 1. Therefore, the front vertical wall 12c side of the defroster nozzle main body 5c can be securely fixed to the instrument panel 1.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

The present invention relates to a defroster nozzle.

0002

[Conventional technology]

In the instrument panel 1 at the front of the vehicle compartment shown in FIG. A defroster nozzle is installed on the bottom surface, and air passes through the defroster nozzle to the air outlet 2. The warm air blown from the evaporates the dew that adheres to the inner surface of the front windshield 3. or melt the frost/ice that has adhered to the outer surface of the front windshield 3. It looks like this.

0003 As shown in FIGS. 4 to 6, such a conventional defroster nozzle introduces warm air. a defroster nozzle body 5a, and a defroster nozzle inside the defroster nozzle body 5a. Warm air is stored separately from the nozzle main body 5a and is blown out from the air blowing hole 2. A wind direction guide 4 is provided to guide the wind toward the windshield 3.

0004 Thus, the wind direction guide 4 has a front vertical wall 6 that is inclined toward the front A of the vehicle compartment as it goes toward the bottom. and a rear vertical wall 7 located at the rear B of the vehicle compartment from the front vertical wall 6 and substantially parallel to the front vertical wall 6. It also has a plurality of rectangular tubes 9 consisting of side walls 8 connecting the front vertical wall 6 and the rear vertical wall 7. These rectangular tubes 9 have a space between the side wall 8 of one rectangular tube 9 and the side wall 8 of the adjacent rectangular tube 9. are lined up at the required intervals, and each rectangular tube 9 has an opening from the top of the front vertical wall 6 to the passenger compartment. It extends to the front A, extends from the upper end of the rear vertical wall 7 to the rear B of the passenger compartment, and also extends from the upper end of the side wall 8. A flange that connects square tubes 9 by extending toward the upper ends of adjacent side walls 8. 10 is installed. In addition, the rectangular tube 9 is divided into three parts by two partition walls 11. It is divided into minutes.

[0005] Such a wind direction guide 4 has an inner surface at the upper end of the front vertical wall 6 located at the front A of the vehicle compartment where the air outlet 2 is located. The upper inner surface of the rear vertical wall 7 is located near the side edge of the vehicle compartment where the air outlet 2 is located. The instrument panel is inserted through the flange 10 so as to be located near the rear B side edge. It is welded to the back side of flannel 1.

[0006] The defroster nozzle body 5a is inclined toward the rear B of the vehicle compartment as it goes toward the bottom. The front vertical wall 12a is located at the rear B of the passenger compartment from the front vertical wall 12a, and as it goes toward the lower part, Therefore, the rear vertical wall 13 that slopes toward the front A of the vehicle compartment, the lower end of the front vertical wall 12a, and the rear It is composed of a bottom wall 14 that connects the lower end of the vertical wall 13, and a side wall 15. The front vertical wall 12 has an elongated box-like shape with an opening communicating with a hot air source (not shown). A flange 16 is formed from the upper end of a and extends toward the front A of the passenger compartment, and the rear vertical wall 1 A flange 17 is formed from the upper end of 3 and extends toward the rear B of the vehicle compartment.

[0007] The defroster nozzle main body 5a is configured such that the wind direction guide 4 is housed therein. It is welded to the back surface of the instrument panel 1 via flanges 16 and 17. Both the defroster nozzle body 5a and the wind direction guide 4 are made of plastic. It is.

[0008] In the defroster nozzle as described above, the heater (not shown) is connected to the defroster nozzle. The warm air sent into the main body 5a passes through the inside of the wind direction guide 4 and then passes through the air outlet 2. The air blows out from the front windshield 3, and as it rises inside the windshield 3, It evaporates dew that has adhered to the inner surface of the window glass 3, and melts frost and ice that have adhered to the outer surface. to ensure visibility.

[0009] However, in the conventional defroster nozzle, an example of which is shown in Fig. 4, the wind direction guide 4 is separate from the defroster nozzle body 5a, so the entire defroster nozzle The number of body parts has increased, and these parts are attached to the back of instrument panel 1. The problem arises that it takes a lot of time and effort.

0010 Therefore, in order to solve the above-mentioned problems, the wind direction guide shown in Fig. 4 was introduced as shown in Fig. 7. An example of a defroster nozzle can be considered in which the number of parts is reduced by omitting the door 4. sand That is, in the defroster nozzle shown in FIG. 7, the defroster nozzle main body 5b is The inner surface of the upper end is located near the edge of the front A side of the passenger compartment of the air blowing hole 2, and as it goes toward the lower part, It has a front vertical wall 12b that also serves as a wind direction guide and is inclined toward the front A of the vehicle interior. The rear vertical wall 13, bottom wall 14, and side surfaces (not shown) are provided with a defrost as shown in FIG. It has substantially the same configuration as the nozzle main body 5a.

[0011]

[Problem that the idea aims to solve]

In the defroster nozzle main body 5b shown in FIG. 7, the front vertical wall 12b and the bottom wall 14 are in contact. Since the connecting part protrudes toward the front A of the vehicle compartment, this part is used as the welding tool 24 during welding. It gets in the way and makes it impossible to weld the flange 16.

0012 In view of these circumstances, the present invention reduces the number of parts of the defroster nozzle, and also reduces the number of parts. This was done to enable secure installation of the Frosta nozzle body. Ru.

[0013]

[Means to solve the problem]

This invention is designed to install air vents below the air outlet provided in the instrument panel at the front of the passenger compartment. The front vertical wall also serves as a wind direction guide to guide warm air toward the windshield. and the rear vertical wall located at the rear of the passenger compartment than the front vertical wall, and the front vertical wall and the rear vertical wall that connect the front vertical wall and the rear vertical wall. A defroster nozzle body is provided, the front vertical wall having a top end. It is located near the front edge of the vehicle compartment of the air blowing hole, and as it goes toward the bottom, it is located near the front edge of the vehicle compartment. The upper end of the rear vertical wall is further toward the rear of the passenger compartment than the air outlet. It is located in contact with the back of the instrument panel, and towards the front of the passenger compartment as you move towards the bottom. It has a configuration that slopes towards It is fixed near the joint between the front vertical wall and the bottom wall, and the upper end is closer to the vehicle than the front vertical wall. Fixed nozzle body located at the front of the cabin and in contact with the back of the instrument panel. The present invention relates to a defroster nozzle characterized in that a vertical wall is provided.

[0014]

[Effect] Therefore, in this invention, when fixing the front vertical wall side to the instrument panel, Insert the upper end of the vertical wall for fixing the nozzle body, which slopes toward the rear of the cabin as you move downward. Because it is welded to the instrument panel, the welding tool does not get in the way, and the front vertical wall side can be securely fixed to the instrument panel.

[0015] Therefore, the warm air inside the defroster nozzle body flows along the front vertical wall that also serves as a wind direction guide. The air rises, blows out from the air outlet, and rises inside the windshield.

[0016]

【Example】

Embodiments of the present invention will be described below based on the drawings.

[0017] Figures 1 and 2 show an embodiment of the present invention, and the same reference numerals as in Figures 3 to 7 are used in the figures. The same parts represent the same thing.

[0018] In FIGS. 1 and 2, 5c is a defroster nozzle body; The body 5c extends toward the side C of the vehicle interior and slopes toward the front A of the vehicle interior as it goes downward. The front vertical wall 12c is located at the rear B of the vehicle interior from the front vertical wall 12c and extends to the side C of the vehicle interior. At the same time, the rear vertical wall 13 slopes approximately parallel to the front vertical wall 12c, and the bottom of the front vertical wall 12c. The bottom wall 14 connecting the end and the lower end of the rear vertical wall 13, the front vertical wall 12c, and the rear vertical wall 12c. A wall 13 , and a side wall 15 connecting both ends of the passenger compartment side C of the bottom wall 14 , the bottom wall 1 An opening communicating with a hot air source (not shown) is formed in the center of 4, and an opening is formed toward the side C of the passenger compartment. It has an elongated box-like shape.

[0019] A flange 16 extending toward the front A of the vehicle compartment is formed from the upper end of the front vertical wall 12c. At the upper end of the rear vertical wall 13, there is a flange 17 that projects horizontally toward the rear B of the passenger compartment. is attached to the upper end of the side wall 15, and a flange 18 that protrudes toward the side C of the passenger compartment is attached to the upper end of the side wall 15. installed.

[0020] In addition, there is a space in the vehicle interior in front A of the vehicle interior than the front vertical wall 12c of the defroster nozzle body 5c. A flange 19 that protrudes forward A and can come into contact with the back surface of the instrument panel 1 is provided. Be prepared for the upper end, and as you go to the bottom, it slopes towards the rear of the cabin B, and towards the side of the cabin C. A plurality of vertical walls 20 for fixing the nozzle body (only one is shown in FIG. 2) having a width of The lower end of the vertical wall 20 for fixing the nozzle body is provided at a required interval toward the side C of the chamber. , is connected near the connection portion of the front vertical wall 12c and the bottom wall 14, and is connected to the flange. Connecting members 21 extend obliquely to the rear of the passenger compartment from both ends of the engine 19, The end is connected to a flange 16 at the upper end of the front vertical wall 12c. For fixing the nozzle body The side end of the vertical wall 20 and the inner end of the connecting member 21 are connected to the front vertical wall by a triangular connecting member 22. 12c.

[0021] Note that the defroster nozzle of the present invention is entirely made of plastic.

[0022] 23 is a part of the instrument panel in contact with the front A side edge of the passenger compartment of the air blowing hole 2; The lower part is placed so that the upper end of the front vertical wall 12c, which also serves as a wind direction guide, can be engaged with the back surface of the panel 1. This is a protrusion that is inclined toward the front A of the vehicle compartment as one goes to the front.

[0023] Thus, the inner surface of the upper end of the front vertical wall 12c is in contact with the surface A of the projection 23 at the front of the passenger compartment. , weld the upper surfaces of the flanges 17, 18, and 19 to the back surface of the instrument panel 1. . At this time, the connection part between the vertical wall 20 for fixing the nozzle body and the bottom wall 14 is closer to the flange 19. is also located at the rear B of the passenger compartment, so it is attached to the instrument panel 1 of the flange 19. When welding, the welding tool 24 is attached to the connection between the vertical wall 20 for fixing the nozzle body and the bottom wall 14. There is no interference, so the defroster nozzle body 5c can be securely inserted into the instrument. It can be attached to the back side of top panel 1.

[0024] In such a defroster nozzle, the temperature sent into the defroster nozzle body 5c is The wind rises along the front vertical wall 12c, which also serves as a wind direction guide, and blows from the air outlet 2. the windshield 3, and move it up the inside of the windshield 3. Evaporates dew on the inside of the screen 3 and melts frost and ice on the outside to improve visibility. ensure that

[0025] Note that the defroster nozzle of the present invention is not limited to the above-mentioned embodiments. on the back of the instrument panel where the air outlet touches the front edge of the passenger compartment. However, it is not necessary to form a protrusion, and within the scope of other aspects that do not depart from the gist of the present invention. It goes without saying that various changes can be made.

[0026]

[Effect of the idea]

As explained above, according to the defroster nozzle of the present invention, the wind direction guide and the front vertical By integrating the wall, the number of parts that make up the defroster nozzle can be reduced. It is also possible to connect the connection part between the vertical wall for fixing the nozzle body and the front vertical wall to the nozzle body. Because the flange is located further back in the passenger compartment than the flange formed on the fixing vertical wall, the flange is There is no risk of the tool interfering with the connection part when welding it to the instrument panel. The defroster nozzle body can be easily and securely welded to the instrument panel. It can produce excellent effects.

[Brief explanation of drawings]

FIG. 1 is a sectional view of the front part of a vehicle compartment when a defroster nozzle according to an embodiment of the present invention is welded to the back surface of an instrument panel.

FIG. 2 is a partially omitted perspective view of the defroster nozzle in FIG. 1;

FIG. 3 is a perspective view of the front part of the vehicle compartment including a defroster nozzle.

FIG. 4 is a cross-sectional view of the front part of the vehicle compartment when a conventional defroster nozzle is welded to the back surface of the instrument panel.

5 is a partially omitted perspective view of the wind direction guide in FIG. 4; FIG.

FIG. 6 is a partially omitted perspective view of the defroster nozzle main body in FIG. 4;

FIG. 7 is a cross-sectional view of the front part of the vehicle compartment when attempting to weld a defroster nozzle with a reduced number of parts to the back surface of an instrument panel.

[Explanation of symbols]

1 Instrument panel 2 Air outlet 3 Front window glass 5c Defroster nozzle body 12c Front vertical wall 13 Rear vertical wall 14 Bottom wall 20 Vertical wall for fixing the nozzle body A Front of the cabin B Rear of cabin

Claims (1)

[Scope of utility model registration request] Claim 1: A front vertical wall that also serves as a wind direction guide for guiding warm air toward the front window glass, and a front vertical wall located below the air blowing hole provided in the instrument panel at the front of the vehicle compartment. A defroster nozzle main body is provided, which includes a rear vertical wall located at the rear of the vehicle interior, and a bottom wall connecting the front vertical wall and the rear vertical wall, and the front vertical wall has an upper end located at the front of the vehicle interior where the air outlet is located. The rear vertical wall is located near the side edge and slopes toward the front of the vehicle compartment as it goes toward the bottom, and the upper end of the rear vertical wall is located at the rear of the vehicle compartment relative to the air outlet and comes into contact with the back surface of the instrument panel. , and the instrument panel is inclined toward the rear of the vehicle compartment as it goes toward the lower part, the lower end is connected to the vicinity of the connecting portion of the front vertical wall and the bottom wall, and the upper end is located further forward of the vehicle interior than the front vertical wall, and A defroster nozzle comprising a vertical wall for fixing a nozzle body that comes into contact with the back surface of a maintenance panel.