JP2010105594A - Lock mechanism of vehicle door and bathing vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lock mechanism of a vehicle door capable of locking a door with a gap formed between a door and a vehicle body. <P>SOLUTION: This lock mechanism of a vehicle door locks the door 19 which is openably and closably provided to a vehicle body 20. While a vehicle body side lock part 22 is provided to a vehicle body 20 for locking a door 19 under a closed condition, a lock member 23 capable of projecting inside and outside a vehicle body 20 is arranged to the vehicle body 20. While the lock member 23 is projecting outside the vehicle body 20 relative to the vehicle body side lock part 22, the lock member 23 is constituted to be engageable with a door side lock part 21 provided to the door 19. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a vehicle door lock mechanism for locking a door attached to a vehicle body so as to be openable and closable, and a bath car provided with the vehicle door lock mechanism.

  For example, there is a bath car equipped with a mobile bathtub, a hot water supply device, or the like for bathing a bedridden elderly person or sick person or a physically handicapped person (see Patent Document 1). When bathing a person using a bath of this kind, generally, after the bath arrives at the destination, the door of the vehicle is opened, the bathtub is taken out of the car and the bath Carry it close and connect the hot water outlet of the hot water supply device installed in the car and the hot water outlet of the bathtub carried out of the car with a hose. And the hot water sent out from a hot-water supply apparatus is supplied to a bathtub via a hose.

  While hot water is being supplied to the bathtub, the hose extends from the inside of the vehicle to the outside of the vehicle, so the door cannot be closed and locked. For this reason, there is a risk of theft of equipment and valuables provided in the vehicle and intrusion of rainwater into the vehicle.

Therefore, a bathing car has been proposed in which a hot water supply port of a hot water supply device is exposed outside the vehicle (see Patent Document 2). By arranging the hot water outlet etc. exposed outside the vehicle, it is not necessary to arrange the hose over the inside and outside of the vehicle. Therefore, it is possible to close and lock the door while supplying hot water to the bathtub. It becomes possible.
JP 2000-325421 A Utility Model Registration No. 3076900

  However, arranging the hot water supply port of the hot water supply device so as to be exposed to the outside of the vehicle has a problem that the piping structure and the like are complicated and the cost is high. Further, since the hose is used outside the vehicle, the hose reel must be carried out of the vehicle, which is not preferable from the viewpoint of work efficiency.

  In view of such circumstances, the present invention provides a lock mechanism for a vehicle door that can lock the door in a state where a gap is formed between the door and the vehicle body, and a bath car equipped with the lock mechanism. .

  According to a first aspect of the present invention, there is provided a vehicle door locking mechanism for locking a door that can be opened and closed on a vehicle body, with respect to a vehicle body side lock portion provided on the vehicle body to lock the door in a closed state. A lock member that can be moved in and out of the vehicle body is disposed on the vehicle body, and the lock member is provided on the door in a state where the lock member protrudes to the outside of the vehicle body with respect to the vehicle body side lock portion. The door side lock portion is configured to be engageable.

  The lock member is disposed in a state protruding from the vehicle body side lock portion toward the vehicle exterior, and the door side lock portion is engaged with the lock member so that the door is opened with a gap between the door and the vehicle body. Can be locked. Further, when locking with the door closed, the lock member prevents the engagement between the door side lock portion and the vehicle body side lock portion by storing the lock member inside the vehicle side lock portion. There is nothing.

  According to a second aspect of the present invention, in the vehicle door locking mechanism according to the first aspect, one end portion is pivotally mounted in the vehicle body and the other end portion is swung to the vehicle body side lock portion. A rocking member configured to be movable in and out is provided, and the lock member is attached to the other rocking end of the rocking member.

  By swinging the swing member, the lock member can be moved in and out of the vehicle body relative to the vehicle body side lock portion. By swinging the swinging member toward the outside of the vehicle and engaging the lock member with the door-side locking portion in a state where the locking member protrudes outward from the vehicle-side locking portion, A gap can be formed. Further, since the lock member can be housed inside the vehicle side lock part by swinging the rocking member inside the vehicle, the lock member is engaged with the door side lock part and the vehicle side lock part. There is no hindrance.

  According to a third aspect of the present invention, in the vehicle door locking mechanism according to the second aspect, a plurality of types of swinging members having different lengths are provided, and each swinging member is configured to be detachable from the vehicle body.

  By changing a plurality of types of swing members having different lengths to the vehicle body, it is possible to change the amount of protrusion of the lock member to the outside of the vehicle. Thereby, the size of the gap formed between the door and the vehicle body can be changed when the lock member is engaged with the door-side lock portion.

  According to a fourth aspect of the present invention, in the vehicle door locking mechanism according to the second aspect of the present invention, the swing member is configured to be extendable and retractable in the inside and outside directions of the vehicle body.

  The amount of protrusion of the lock member to the outside of the vehicle can be changed by extending or retracting the swing member in the vehicle interior / exterior direction. Thereby, it is possible to change the size of the gap formed between the door and the vehicle body when the lock member is engaged with the door-side lock portion.

  According to a fifth aspect of the present invention, in the vehicle door locking mechanism according to any one of the second to fourth aspects, an angle fixing means for fixing the swing member at a predetermined angle is provided.

  By fixing the angle of the swing member to a predetermined angle by the angle fixing means, the door side lock portion and the lock member can be more easily engaged.

  6. A bath car equipped with a hose reel around which a bathtub that can be carried out of the vehicle, a bath water supply device, and a hose for sending bath water from the bath water supply device to the bathtub is mounted in the vehicle. The vehicle door lock mechanism according to any one of the above items is provided.

  Since the bath car includes the vehicle door locking mechanism according to any one of claims 1 to 5, the vehicle can be locked in a state where a gap is formed between the door and the vehicle body. By arranging the hose through the gap, the hose is not sandwiched between the door and the vehicle body even when the door is locked. In addition, this makes it possible to arrange the water supply port, hot water supply port, and the like of the bath water supply device in the vehicle, thereby simplifying the piping structure and the like, and reducing the manufacturing cost. Furthermore, by arranging the water supply port of the bath water supply device in the vehicle, the hose can be kept connected to the water supply port, etc., and the workability of the installation and removal work of the bathing equipment can be improved. Can do.

  According to the vehicle door locking mechanism of the present invention, since the door can be locked in a state where a gap is formed between the door and the vehicle body, when a hose, an electric cord, or the like is disposed from the inside of the vehicle to the outside of the vehicle, , You can lock them without pinching them. Thereby, the door can be locked while using a hose, an electric cord, or the like, and theft of equipment and valuables arranged in the vehicle and the intrusion of rainwater into the vehicle can be prevented. Further, since the door can be locked in a state where a gap is formed between the door and the vehicle body, it is possible to accommodate even luggage that protrudes somewhat outside the vehicle.

  DESCRIPTION OF EMBODIMENTS Hereinafter, an embodiment in which a vehicle door locking mechanism of the present invention is applied to a bathing vehicle will be described with reference to the accompanying drawings.

  FIG. 1 is a plan view of the bath car, and FIG. 2 is a side view of the bath car. As shown in FIG.1 and FIG.2, the bathing vehicle 1 of this invention is equipped with the bathtub 2 which can be taken out outside a vehicle. Moreover, the bath 1 of the present invention includes a water storage tank 3 for storing bath water, a hot water boiler 4 for heating the bath water stored in the water storage tank 3, and a hot water boiler 4 as bath water supply devices. A kerosene tank 5 for storing kerosene serving as the fuel, and a water feed pump 6 for sending out bath water in the water storage tank 3. A smoke exhaust cylinder 11 is attached to the hot water supply boiler 4, and smoke generated from the hot water supply boiler 4 is guided to the outside of the vehicle by the smoke exhaust cylinder 11 and exhausted.

  A mounting table 7 is disposed on the floor of the vehicle. The water storage tank 3 is mounted on the front portion of the mounting table 7 and two hose reels 8 and 9 each having a hose wound are mounted on the rear portion. Yes. A guide rail 18 is provided on the upper surface of the water storage tank 3, and the bathtub 2 is placed on the guide rail 18.

  A drainage pump 13 for discharging bath water from the bathtub 2 is placed on the right side of the hose reels 8 and 9. On the other hand, on the left side of the hose reels 8 and 9, there is disposed an operation panel 12 for operating the water supply pump 6, the hot water boiler 4 and the like. Also, a bathing stretcher 10 for detaching a bathing person to the bathtub 2 during bathing is detachably suspended from the ceiling of the vehicle.

  Further, a water supply port 15 for supplying bath water to the water storage tank 3 from the outside, and a water supply port 16 for sending the bath water in the water storage tank 3 to the outside as unheated water are provided at the rear of the bath car 1. A hot water supply port 17 for sending hot water heated from the bath water in the water storage tank 3 to the outside is disposed. Of the hoses wound around the two hose reels 8 and 9, one is connected to the water supply port 16 and the other is connected to the hot water supply port 17.

  Based on FIG.3 and FIG.4, the structure of the locking mechanism of the vehicle door which is 1st Embodiment of this invention is demonstrated. 3 and 4 are side views of the rear portion of the bath car 1, FIG. 3 shows a state in which the rear door 19 is closed, and FIG. 4 shows a state in which the door 19 is opened.

  As shown in FIG. 3, lock portions 21 and 22 are provided in advance in the vehicle body 20 and the door 19, respectively, as a lock mechanism for locking the door 19 attached to the rear portion of the vehicle body 20 so that it can be opened and closed. . In this case, the door-side lock portion 21 provided on the door 19 is a swinging claw-shaped latch, and the vehicle-body-side lock portion 22 provided on the vehicle body 20 is a U-shape that can be engaged with the latch and the like. It is a striker. However, the door side lock part 21 and the vehicle body side lock part 22 are not limited to the latch and the striker, and a known lock mechanism can be applied.

  Further, the bath car 1 includes a lock member 23 that can be engaged with the door-side lock portion 21, in addition to the vehicle body-side lock portion 22. The lock member 23 is attached to the rear portion of the vehicle body 20 via a swingable swinging member 24. One end portion 24a of the swing member 24 is pivotally attached to the vehicle body 20 via a hinge or the like, and a lock member 23 is attached to the other end portion 24b swinging on the opposite side.

  As shown in FIG. 4, when the door 19 is opened, the swing member 24 can be completely swung back (outside of the vehicle). 20 is arranged outside. Further, in a state where the lock member 23 is disposed outside the vehicle body side lock portion 22, the swing member 24 is arranged so that the lock member 23 overlaps the movement path B of the door side lock portion 21 when the door 19 is opened and closed. And the mounting position of the lock member 23 are set. On the other hand, when the swing member 24 is completely swung forward (inside the vehicle), the lock member 23 is arranged inside the vehicle body 20 relative to the vehicle body side lock portion 22 (see FIG. 3). ). In this way, by swinging the swing member 24, the lock member 23 can be moved in and out of the vehicle body 20 with respect to the vehicle body side lock portion 22.

  FIG. 5 shows a second embodiment of the vehicle door locking mechanism of the present invention. This embodiment includes a plurality of types of swing members 24 having different lengths. Furthermore, each swing member 24 is configured to be detachable from the vehicle body.

  FIG. 6 shows a third embodiment of the present invention. 6A is a side cross-sectional view of the swing member 24, and FIG. 6B is a cross-sectional view taken along line AA of FIG. 6A. In this embodiment, the swing member 24 is configured to be extendable and contractible in the longitudinal direction (inside and outside of the vehicle body). Specifically, as shown in FIGS. 6A and 6B, the swing member 24 includes a support member 240 pivotally attached to the vehicle body and an attachment member 241 provided with a lock member 23 at the tip. The support member 240 has a pair of guide portions 240a at both end edges in the width direction, and an attachment member 241 is disposed between the pair of guide portions 240a. Further, the support member 240 has a long hole 240b extending in the longitudinal direction thereof, and a screw hole 241a is formed at an end of the mounting member 241 opposite to the end provided with the lock member 23. The fixing member 242 such as a bolt is inserted into the long hole 240b, and the mounting member 241 is fastened by being screwed into the screw hole 241a, thereby fixing the mounting member 241 to the support member 240. Further, by loosening the fastening by the fixing tool 242, the attachment member 241 can slide in the longitudinal direction of the support member 240. Then, by fixing the slidable mounting member 241 with a fixture 242 at an arbitrary position, the entire length of the swinging member 24 can be expanded and contracted.

  In each embodiment of the present invention, angle fixing means for fixing the swing member 24 at a predetermined angle or an arbitrary angle may be provided (not shown). For the angle fixing means, for example, a known technique such as a stopper interposed between the swinging member 24 and the floor of the vehicle body, or a means for generating a frictional force on the pivoting portion of the swinging member 24 is arbitrarily selected. It is possible to apply.

Hereinafter, the method of using the bath car will be described.
First, a water supply port 15 (see FIG. 1) provided in the bathing car 1 is connected to a water tap through a water supply hose to store tap water in the water storage tank 3. Note that the water storage work to the water storage tank 3 may be performed at either the departure place or the visited place as long as the water supply facilities are provided.

  After the bath car 1 is run and arrives at the visited place, as shown in FIG. 7, the rear door 19 is opened, the bathtub 2 is taken out of the car, and it is carried to the visited place and installed at an appropriate position. Further, the hoses are pulled out from the hose reels 8 and 9 respectively, and one hose H connected to the water supply port 16 is connected to a water supply port (not shown) provided in the bathtub 2 and the other hose connected to the hot water supply port 17 is connected. A hot water supply port (not shown) provided with the hose H in the bathtub 2 is connected. Thereby, the bath water in the water storage tank 3 can be sent to the bathtub 2 as unheated water or hot water.

  After the door 19 is opened, as shown in FIG. 4, the rocking member 24 is swung rearward (vehicle outer side), and the lock member 23 protrudes rearward (vehicle outer side) from the vehicle body side lock portion 22. Make it protruding.

  Then, as shown in FIG. 8, the door 19 is moved in the closing direction, and the door-side lock portion 21 is engaged with the lock member 23 to lock the door 19 and the vehicle body 20 with a gap S formed therebetween. be able to. As a result, as shown in FIG. 9, the hose H extending in and out of the vehicle body can be inserted through the gap S, and the door without the hose H being sandwiched between the door 19 and the vehicle body 20. 19 can be locked.

  Moreover, if the operation panel 12 shown in FIG. 1 is operated and the water pump 6 is operated, the bath water in the water storage tank 3 can be supplied to the bathtub 2 with the water not heated. Further, by operating the hot water supply boiler 4 and the water supply pump 6 by operating the operation panel 12, the bath water in the water storage tank 3 can be heated by the hot water supply boiler 4 to be hot water and then supplied to the bathtub 2. . Thus, the supply amount of water and the supply amount of hot water are adjusted, the bathtub 2 is filled with the bath water of appropriate temperature, and a bath subject is bathed.

  After bathing, the drain pump 13 shown in FIG. When the bathing facility is removed after draining, the engagement between the lock member 23 and the door-side lock portion 21 shown in FIG. 8 is released, and the door 19 is opened again. And the bathtub 2 is taken out from a visited place and carried into the vehicle, and each hose is wound around each hose reel 8, 9.

  Next, the rocking member 24 is swung forward (inside the vehicle), whereby the lock member 23 is retracted from the rear of the vehicle body side lock portion 22 and stored inside the vehicle (see FIG. 3). In this state, the door side lock part 21 and the vehicle body side lock part 22 can be engaged, the door 19 is closed and locked, and the removal work is completed.

  Further, in the case of the second embodiment of the present invention shown in FIG. 5, since a plurality of types of swing members 24 having different lengths are provided, by replacing these swing members 24 with the vehicle body, the vehicle body of the lock member 23 is provided. It is possible to change the amount of protrusion of the side lock portion 22 toward the rear (vehicle outer side). Thereby, according to the magnitude | size of the hose etc. which are penetrated in the clearance gap S, the magnitude | size of the clearance gap S can be changed.

  In the case of the third embodiment of the present invention shown in FIG. 6, the size of the gap S can be changed by expanding and contracting the swing member 24 in the longitudinal direction. Furthermore, if the angle of the swing member 24 is fixed to a predetermined angle by an angle fixing means (not shown), the door side lock portion 21 and the lock member 23 can be more easily engaged.

  As described above, the present invention forms the clearance S between the door 19 and the vehicle body 20 by engaging the door-side lock portion 21 with the lock member 23 that protrudes outside the vehicle than the vehicle-body side lock portion 22. In this state, the door 19 can be locked. As a result, it is possible to prevent the hose extending between the inside of the vehicle and the outside of the vehicle from being pinched by the door 19, and to prevent theft of equipment and valuables provided in the vehicle and the intrusion of rainwater into the vehicle. Can do.

  In addition, according to the vehicle door locking mechanism of the present invention, it is not necessary to place the hot water supply port of the hot water supply device exposed outside the vehicle as in the prior art. Therefore, as shown in FIG. 1, the present invention can simplify the piping structure and the like by disposing the water supply port 16 and the hot water supply port 17 in the vehicle, so that the manufacturing cost can be reduced. Furthermore, by arranging the water supply port 16 and the hot water supply port 17 in the vehicle, the hose can be kept connected to the water supply port 16 and the hot water supply port 17, and the workability of the installation and removal work of the bathing facility can be improved. Can be improved.

  In addition, you may apply the structure of this invention to the bathing vehicle which exposed the said water supply port 16 and the hot water supply port 17 outside the vehicle. Also in this case, as shown in FIG. 10, the hose H extending from the water supply port 16 and the hot water supply port 17 exposed to the outside of the vehicle to the hose reel 8 (9) in the vehicle and the hose reel 8 (9) are arranged in the visiting work. The hose H extended to the bathtub can be used without being pinched by the door 19 by inserting the gap S. As a result, the hose reel 8 (9) need not be carried out of the vehicle as in the conventional case, and workability can be improved.

  Further, since the door 19 can be locked in a state in which the gap S is formed between the door 19 and the vehicle body 20, even equipment or luggage that protrudes slightly outside the vehicle can be accommodated.

  As mentioned above, although embodiment which applied the locking mechanism of the vehicle door of this invention to the bathing vehicle was described, the locking mechanism of the vehicle door of this invention is applicable also to vehicles other than a bathing vehicle.

It is a top view of the bath car provided with the locking mechanism of the door for vehicles of the present invention. It is a side view of the bath car. It is a figure for demonstrating the locking mechanism of the vehicle door of 1st Embodiment of this invention, Comprising: It is a side view which shows the state which closed and locked the door of the rear part of the said bathing vehicle. It is a figure for demonstrating the locking mechanism of the said door for vehicles, Comprising: It is a side view which shows the state which opened the door of the rear part of the said bathing vehicle. It is a figure for demonstrating the locking mechanism of the door for vehicles of 2nd Embodiment of this invention. It is a figure for demonstrating the locking mechanism of the vehicle door of 3rd Embodiment of this invention, Comprising: (a) is side sectional drawing of the locking mechanism of the said vehicle door, (b) is A- of (a). It is A sectional drawing. It is a side view of the rear part which shows the use condition of the said bathing vehicle. It is a side view which shows the state which locked the rear door of the said bathing vehicle with the clearance gap. It is a side view of the said bathing vehicle which shows the state which made the hose penetrate the said clearance gap. It is a side view of the said bathing vehicle which shows embodiment which applied the locking mechanism of the vehicle door of this invention to the bathing vehicle which exposed the water supply opening etc. outside the vehicle.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Bathing car 2 Bathtub 3 Water storage tank 4 Hot water supply boiler 5 Kerosene tank 6 Water supply pump 8 Hose reel 9 Hose reel 19 Door 20 Car body 21 Door side lock part 22 Car body side lock part 23 Lock member 24 Swing member H Hose S Crevice

Claims (6)

In the vehicle door locking mechanism for locking the door that can be opened and closed on the vehicle body,
A lock member that can be moved in and out of the vehicle body is disposed on the vehicle body with respect to the vehicle body side lock portion provided on the vehicle body to lock the door in a closed state, and the lock member is disposed on the vehicle body side lock portion. A locking mechanism for a vehicle door, wherein the locking member is configured to be engageable with a door-side locking portion provided on the door in a state where the locking member protrudes to the outside of the vehicle body.   One end portion is pivotally mounted in the vehicle body, and the other end portion swings to include a swing member configured to be able to move in and out of the vehicle body with respect to the vehicle body side lock portion. The vehicle door locking mechanism according to claim 1, wherein the lock member is attached to the other end of the vehicle door.   The lock mechanism for a vehicle door according to claim 2, wherein a plurality of types of swing members having different lengths are provided, and each swing member is configured to be detachable from a vehicle body.   The vehicle door locking mechanism according to claim 2, wherein the swing member is configured to be extendable and retractable in a vehicle body inside and outside.   The vehicle door locking mechanism according to any one of claims 2 to 4, further comprising angle fixing means for fixing the swing member at a predetermined angle. In a bath car equipped with a hose reel around the bathtub, a bath water supply device that can be taken out of the vehicle, and a hose for sending bath water from the bath water supply device to the bathtub,
A bath car comprising the vehicle door locking mechanism according to claim 1.

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