JP2017179809A - Door check device for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a check arm device for a vehicle that suppresses penetration of water and a foreign matter into a case body of a door check device for a vehicle.SOLUTION: A door check device for a vehicle includes: a check arm 11 having an edge part connected to a vehicle body; a device body fixed on a vehicle door and inserted into the check arm 11; two cases 18 housed in a housing of the device body; a sliding member 19b housed in a sliding member housing part X1 that is a housing part of the case 18, the sliding member sliding while coming in contact with the check arm 11; and a coil spring 20 housed in the case 18 and energizing the sliding member 19b toward the check arm 11. A cap 21 is provided between an end of an opposite hole 18f of the check arm and the sliding member 19b for suppressing penetration of water and a foreign matter into the case 18, the opposite hole of the check arm being provided on a first wall part 18e of the case 18 opposite to the check arm 11.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a vehicle door check device.

  As a conventional vehicle door check device, for example, as shown in Patent Document 1, a vehicle having a check arm connected to one of a vehicle body or a vehicle door and a case fixed to the other of the vehicle body or the vehicle door There is a known door check device. This vehicle door check device includes a sliding member movably accommodated in a hollow cylindrical case having one end opened, and a slidable member accommodated in the case for biasing the sliding member toward the check arm. And the sliding member and the biasing means are paired so as to face the check arm.

Special Table 2003-534475

  By the way, the case in the above configuration is provided with an opening for inserting the check arm. According to this configuration, it is conceivable that water, foreign matter, and the like enter the gap between the case and the sliding member through the sliding member from the opening via the check arm. As a result, when the sliding member slides on the case, there is a concern that water, dust, or the like may be sandwiched in the gap and cause abnormal noise.

  This invention is made | formed in view of such a situation, The objective is to provide the vehicle door check apparatus which suppresses approach of water, a foreign material, etc. to the inside of a case.

  In order to solve the above-described problems, the problem-solving means of the present invention includes a check arm having one end portion connectable to one of the vehicle body and the vehicle door, and a housing portion surrounded by the wall portion. And having a first opening in a first wall portion that is a part of the wall portion, and configured to be fixed to the other of the vehicle body and the vehicle door, so that the opening faces the check arm. A case that is provided, a sliding member that is accommodated in the accommodating portion, protrudes from the first opening, and slides on the check arm; and is accommodated in the accommodating portion, and the sliding member is disposed on the check arm. An urging member that urges toward the surface, and a clearance between the opening end of the first opening in the first wall portion and the sliding member, and foreign matter entering the housing portion via the clearance. A first seal portion for preventing entry The door and the gist thereof.

  According to the above configuration, the first seal portion is interposed in the gap between the first opening and the sliding member, so that water and foreign matter attached to the side surface of the case and the check arm By connecting the sliding member from the check arm, it is possible to prevent water or foreign matter from entering the housing portion of the case through the gap.

  In order to solve the above-described problems, the problem-solving means of the present invention includes a housing that accommodates the case so as to close a second opening provided in a second wall portion facing the first wall portion in the case. And a second seal portion that is interposed in a gap between the second opening and the housing and prevents entry of foreign matter into the housing portion via the gap.

  According to the above configuration, when the second case is interposed in the gap between the second opening and the housing, water, foreign matter, and the like enter the second opening between the case and the housing. However, it can suppress that water, a foreign material, etc. approach into the accommodating part of a case.

  In order to solve the above-mentioned problems, the problem-solving means of the present invention is characterized in that the first seal portion has an annular shape surrounding the sliding member, and the opening end of the first opening portion is sandwiched between outer peripheral surfaces. It is preferable that the first step portion and the second step portion engage with each other, and the inner peripheral surface abuts on the sliding member.

  According to the above configuration, since the first seal portion has an annular shape surrounding the sliding member, the first opening and the sliding member can be closed without a gap. Further, since the first seal portion is engaged with the first step portion and the second step portion so as to be sandwiched with respect to the opening end of the first opening portion, the first seal portion is firmly attached to the first opening portion. It can hold | maintain and it can suppress reliably approaching of the water, a foreign material, etc. in an accommodating part.

  In order to solve the above-described problem, the problem solving means of the present invention is characterized in that a protruding portion that protrudes inward and contacts the sliding portion is formed on the inner peripheral surface of the first seal portion. Preferably it is.

  According to the above configuration, since the protrusion comes into contact with the sliding member, the surface on which the first seal part and the sliding member come into contact can be the end of the protruding part. And sliding can be made smooth.

  ADVANTAGE OF THE INVENTION According to this invention, the approach of water, a foreign material, etc. to the case main body of the vehicle door check apparatus can be suppressed.

1 is a side view showing a vehicle to which an embodiment of the present invention is applied. (A) The top view which shows the door closed state of the embodiment, (b) The top view which shows the door open state of the embodiment. The perspective view of the door check for vehicles in this embodiment. The exploded perspective view of the housing of this door check. FIG. 4 is a cross-sectional view taken along line AA of FIG. 3 of the apparatus main body in contact with a valley portion of the check arm. The perspective view of the cap of this embodiment. The top view of the cap of this embodiment. BB sectional drawing of FIG. The perspective view of the cover of this embodiment. The side view of the cover of this embodiment.

  DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, an embodiment of the invention will be described with reference to the drawings.

  As shown in FIG. 1, an opening 2 for getting on and off is formed in a side portion of a vehicle body 1, and a front edge portion 2 a of the opening 2 is arranged in parallel in the height direction of the vehicle. The door 4 is rotatably connected by the pair of door hinges 3. The door 4 is opened and closed by rotating the door hinge 3. In addition, one end of a check arm 11 that is formed in a substantially long shape constituting the door check device 10 is connected to the edge 2 a so as to be rotatable in accordance with the opening / closing direction of the door 4.

  As shown in FIGS. 2A and 2B, the edge portion 2a is formed with a substantially flat mounting surface 5 that is recessed toward the inside of the vehicle, and the mounting surface 5 is a bracket made of, for example, a metal plate. 12 is fastened. On the other hand, the door 4 has a door outer panel 6 that extends so as to face the outside of the vehicle, and a box-shaped door inner panel 7 that is disposed on the inside of the vehicle. A substantially sealed internal space is formed by joining the ends. Note that the door 4 is opened and closed by rotating about the shaft 3 a of each door hinge 3. The other end of the check arm 11 enters the door 4 through the wall portion 8 of the door inner panel 7 facing the mounting surface 5 behind the mounting surface 5. The device main body 10 a of the door check device 10 is disposed in the door 4, and the other end of the check arm 11 that enters the door 4 is inserted. A stopper member 15 is attached to the other end of the check arm 11.

  As shown in FIG. 2A, the check arm 11 is housed in the door 4 through the housing 16 when the door 4 is fully closed. When the door starts to open, the check arm 11 is gradually pulled out from the door 4, and when the door 4 reaches the fully open position, the stopper member 15 and the apparatus main body 10a come into contact with each other as shown in FIG. Thus, the opening / closing position of the door 4 is restricted. That is, the relative position of the check arm 11 with respect to the apparatus main body 10a corresponds to the opening / closing position of the door 4, and the shorter the length of the check arm 11 pulled out from the door 4, the smaller the opening degree of the door 4 and the length L1. The longer the is, the larger the opening of the door 4 is.

  As shown in FIG. 3, the door check device 10 includes a device main body 10 a and a check arm 11.

  The check arm 11 has check surfaces 11a on the upper surface and the lower surface in FIG. On the check surface 11a, a plurality of raised portions 11b and valley portions 11c are formed on the upper surface and the lower surface at a predetermined interval. Also, at one end of the check arm 11, a body-side fastening portion 11d that engages with a bracket 12 provided on the vehicle body 1 is provided. Furthermore, the other end of the check arm 11 is provided with a door-side fastening portion 11e that is accommodated in the door 4 and to which a stopper member 15 is attached.

  The apparatus main body 10a includes a housing 16 having a substantially box shape. 2 and 3, the housing 16 includes a door abutting wall 16a that abuts against the wall portion 8 of the door 4, a side wall 16b that extends substantially parallel to the door abutting wall 16a, and the door contact. An upper wall 16c and a lower wall 16d are provided to connect the upper and lower ends of the contact wall 16a and both side walls 16b, respectively. Further, a housing opening 16e is provided on the side facing the door contact wall 16a. The door contact wall 16a is provided with an insertion hole 17 through which the check arm 11 is inserted.

  As shown in FIGS. 4 and 5, the apparatus main body 10 a includes a case 18, a sliding member 19, a coil spring 20 (the “biasing portion” of the present invention), and a cap 21 (the “first seal portion” of the present invention), The cover 22 (the “second seal portion” of the present invention) is provided, and these members are accommodated in the housing 16 from the housing opening 16 e.

 The case 18 includes two case portions 18 a and 18 b that respectively face the check surfaces 11 a provided on the upper and lower sides of the check arm 11. An engaging portion 18c is integrally formed between the case portions 18a and 18b. Further, the case 18 is provided with a through-hole 18d through which the check arm 11 can be inserted. As shown in FIG. 5, inside each case part 18a, 18b, the sliding member accommodating part X1 (this invention "accommodating part") which is a cylindrical cavity is provided, respectively. A first wall portion 18e is provided on a surface of each case portion 18a, 18b that faces the check surface 11a. The first wall 18e is provided with a check arm facing hole 18f (the “first opening” of the present invention) that forms an opening of the sliding member accommodating portion X1. Further, the side of each case portion 18a, 18b that faces the first wall portion 18e is open, and the housing facing hole 18g that forms the opening portion of the sliding member housing portion X1 in this opening (the “second opening of the present invention”). Part)). That is, the sliding member accommodating portion X1 in each case portion 18a, 18b has a cylindrical shape communicating with the outside through the check arm facing hole 18f and the housing facing hole 18g. As shown in FIG. 5, the case 18 configured in this manner is accommodated in the housing 16, and the housing facing holes 18 g of the case portions 18 a and 18 b correspond to the corresponding upper wall 16 c or lower wall 16 d of the housing 16. It will be in the state blocked by.

 As shown in FIG. 5, two sliding members 19 are arranged so as to face the check surface 11 a of the check arm 11, respectively, and in the sliding member accommodating portions X <b> 1 of the corresponding case portions 18 a and 18 b. Contained. As shown in FIG. 4, the sliding member 19 includes a substantially cylindrical main body 19a, and a shoe 19b projects from the end of the main body 19a on the check surface 11a side. Furthermore, a plurality of grooves 19c extending in the vertical direction are formed on the side peripheral surface of the main body 19a. As shown in FIG. 5, the main body portion 19a is provided with a substantially cylindrical coil spring accommodating portion X2. The shoe 19b is formed so that the proximal end has a cylindrical shape and the distal end has a hemispherical shape. The sliding member 19 is accommodated in the sliding member accommodating portion X1 in such a manner that the main body portion 19a can slide on the inner peripheral surfaces of the case portions 18a and 18b, and the shoe 19b protrudes from the check arm facing hole 18f. Has been.

 As shown in FIG. 5, the coil springs 20 are respectively housed in the coil spring housing portions X <b> 2 of the sliding member 19. One end of the coil spring 20 is in contact with the inner wall surface of the sliding member 19, and the other end is in contact with the inner surface of the upper wall 16c or the lower wall 16d of the housing 16 through the housing facing hole 18g. For this reason, the sliding member 19 is urged by the urging force of the coil spring 20 in a direction in which the shoe 19 b protrudes from the check arm facing hole 18 f to the check arm 11.

 As shown in FIG. 5, the caps 21 are respectively interposed between the case portions 18 a and 18 b and the opening end of the check arm facing hole 18 f of the sliding member 19. As shown in FIGS. 4 to 8, the cap 21 is formed of an elastically deformable synthetic resin material so as to form an annular shape. Specifically, as shown in FIG. 6, a first step portion 21 a and a second step portion 21 b that are engaged with the outer peripheral surface of the cap 21 so as to sandwich the opening end of the check arm facing hole 18 f are provided. As shown in FIG. 7, the outer diameter of the first step portion 21a is formed by the first length L3, and the outer diameter of the second step portion 21b is formed by the second length L4 (> length L3). Has been. Further, as shown in FIGS. 6 and 8, a case contact portion 21c is formed between the first step portion 21a and the second step portion 21b. As shown in FIG. 8, the inner diameter of the cap 21 is set so as to gradually increase from the first step portion 21a toward the second step portion 21b. Furthermore, a protruding portion 21d that protrudes inward is provided on the inner peripheral surface of the first step portion 21a. The protruding portion 21d is provided on the entire inner peripheral surface of the first step portion 21a. The cap 21 configured as described above is elastically deformed between the case portions 18a and 18b and the shoe 19b while being attached to the case portions 18a and 18b, and is interposed between the both without a gap. When the sliding member 19 comes and goes out of the case 18 against the urging force of the coil spring 20, the protruding portion 21d always comes into contact with the shoe 19b. In other words, the cap 21 is configured such that only the protruding portion 21d abuts on the shoe 19b, and is set so as not to generate sliding friction more than necessary with the shoe 19b.

 As shown in FIG. 5, the cover 22 is interposed between the housing 16 and the housing facing holes 18g of the case portions 18a and 18b. As shown in FIGS. 9 and 10, the cover 22 is made of an elastically deformable synthetic resin material. The cover 22 includes a first surface portion 22a and a second surface portion 22b configured to cross each other substantially perpendicularly. The first surface portion 22a is provided with a circular through hole 22c. In addition, a ring portion 22d that protrudes in the vertical direction from the first surface portion 22a is formed at the peripheral portion of the through hole 22c.

 Next, operation | movement of the vehicle door check apparatus of this embodiment is demonstrated.

  The sliding member 19 is biased toward the check arm 11 by the coil spring 20. The urging force causes the shoe 19b of the sliding member 19 to slidably contact the check surface 11a of the check arm 11. When the sliding contact state of the shoe 19b with respect to the check surface 11a changes between the raised portion 11b and the valley portion 11c, the side surface of the main body portion 19a of the sliding member 19 is in contact with the sliding surface 18e of the sliding member housing portion X1. It moves in the vertical direction (the vertical direction shown in FIG. 5) in the sliding member accommodating portion X1 while sliding. FIG. 5 shows a state in which the sliding member 19 is in sliding contact with the valley portion 11 c of the check arm 11. In this state, the movement of the check arm 11 is slightly restricted and the opening degree of the door 4 is maintained. As described above, the opening maintaining angle of the door 4 can be adjusted in multiple stages by providing a plurality of valleys 11c of the check surface 11a along the longitudinal direction. Further, when the shoe 19b moves on the check surface 11a, the outer peripheral surface of the shoe 19b always abuts against the protruding portion 21d of the cap 21, and no gap is generated between the sliding member 19 and the cap 21.

  As described above, according to the present embodiment, the following effects can be obtained.

  (1) According to this embodiment, by providing the cap 21 between the case 18 and the sliding member 19, when the sliding member 19 slides on the check surface 11 a of the check arm 11, the sliding member 19 Since the shoe 19b and the protruding portion 21d of the cap 21 are always in contact with each other, it is possible to suppress the entry of water and foreign matter into the case 18.

  (2) According to the present embodiment, the cap 21 is accommodated in the sliding member accommodating portion X2 so that the first step portion 21a is outside the sliding member accommodating portion X1. To. Thereby, since the cap 21 is assembled so as to sandwich the opening end of the check arm facing hole 18f with respect to the case 18, rattling between the case 18 and the cap 21 can be suppressed.

  (3) According to the present embodiment, the protruding portion 21 d is provided inside the first step portion 21 c of the cap 21. Thereby, the surface on which the cap 21 abuts on the sliding member 19 becomes the tip of the protruding portion 21d, and the abutting surface between the side surface 19f of the sliding member 19 and the inner surface of the cap 21 can be reduced. Therefore, friction between the sliding member 19 and the cap 21 can be reduced, and sliding between the sliding member 19 and the cap 21 can be made smooth.

  (4) According to the present embodiment, the cap 21 is formed of a resin material, so that when the sliding member 19 slides on the check surface 11a and moves, the cap 21 elastically deforms in accordance with the shoe 19e. The gap between 21 and the sliding member 19 can be suppressed.

  (5) According to the present embodiment, since the ring portion 22d of the cover portion 22 protrudes from the first surface portion 22a, even if water and foreign matter enter between the housing 16 and the case 18, the ring portion 22d Since the portion 22 c does not form a gap between the housing 16 and the case 18, water and foreign matter enter between the housing 16 and the case 18 to suppress water and foreign matter etc. into the case 18. can do.

  (6) According to the present embodiment, since the cover 22 is formed of a resin material, it can be elastically deformed according to the gap between the housing 16 and the case 18, and the gap between the housing 16 and the case 18 is generated. Can be suppressed.

  In addition, you may change the said embodiment as follows.

  -In this embodiment, the cap 21 is provided in both case part 18a, 18b provided on both sides of the check arm 11. As shown in FIG. However, the cap 21 may be provided only in the case portion 18b provided below and may be omitted from the case portion 18a provided above.

  -In this embodiment, although the protrusion part 21d is provided in the inner peripheral surface of the cap 21, the inner peripheral surface of the 1st step part 21a should just be the structure which slidably contacts with the shoe 19b, and it is not necessarily the protrusion part 21d. Need not be provided.

  -In this embodiment, although the sliding member 19 is comprised by the substantially cylindrical shape, not only this but the sliding member 19 may be comprised by polygonal shape.

  -You may change suitably the shape and number of the protruding part 11b and the trough part 11c which are provided in the check surface 11a of the check arm 11. FIG.

  -The member which comprises case 18 may be formed with a resin material or a metal material.

  -The member which comprises the check arm 11 may be formed with a resin material or a metal material.

  DESCRIPTION OF SYMBOLS 1 ... Body, 2 ... Opening part, 2a ... Edge, 3 ... Door hinge, 3a ... Axis, 4 ... Door, 5 ... Mounting surface, 6, Door outer panel, 7 ... Door inner panel, 8 ... Wall part, 10 ... Door Check device, 10a ... device body, 11 ... check arm, 11a ... check surface, 11b ... raised portion, 11c ... valley, 11d ... body side fastening portion, 11e ... door side fastening portion, 12 ... bracket, 15 ... stopper member , 16 ... housing, 16a ... door contact wall, 16b ... side wall, 16c ... upper wall, 16d ... lower wall, 17 ... insertion hole, 18 ... case, 18a, 18b ... case part, 18c ... engagement part, 18d ... Through hole, 18e ... first wall, 18f ... check arm facing hole, 18g ... housing facing hole, 19a ... main body, 19b ... shoe, 19c ... groove, 20 ... coil spring, 21 ... cap, 21a ... first 1st step part, 21b ... 2nd step part, 21c ... Case contact part, 21d ... Projection part, X1 ... Sliding member accommodation part, X2 ... Coil spring accommodation part.

Claims (4)

A check arm having one end portion connectable to one of the vehicle body and the vehicle door;
A first wall part having a housing part surrounded by the wall part and having a first opening part, and configured to be fixed to the other of the vehicle body and the vehicle door; A case where the portion is provided to face the check arm;
A sliding member housed in the housing portion and projecting from the first opening to slide the check arm;
A biasing member that is housed in the housing portion and biases the sliding member toward the check arm;
A first seal portion that is interposed in a gap between the opening end of the first opening in the first wall and the sliding member, and suppresses entry of foreign matter into the accommodating portion through the gap;
A vehicle door check device. A housing that accommodates the case so as to close a second opening provided in a second wall portion facing the first wall portion in the case;
A second seal that is interposed in a gap between the second opening and the housing, and suppresses entry of foreign matter into the accommodating portion via the gap;
The vehicle door check device according to claim 1. The first seal portion has an annular shape surrounding the sliding member, and has a first step portion and a second step portion engaged so as to sandwich the opening end of the first opening portion on the outer peripheral surface, The vehicle door check device according to claim 1, wherein an inner peripheral surface comes into contact with the sliding member. The vehicle door check device according to claim 3, wherein a protruding portion that protrudes inward and contacts the sliding portion is formed on the inner peripheral surface of the first seal portion.

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