JP5145155B2 - Cleaning device for vehicle lamp - Google Patents

Description

  The present invention relates to a vehicular lamp cleaning apparatus. Specifically, the present invention relates to a technical field in which a holding portion is provided on a bracket and a held portion is formed on a fixing member to improve workability and shorten work time in attachment work when attaching to a vehicle body or a bumper.

  There is a cleaning device that is moved so that a part thereof is inserted into and removed from an opening formed in a vehicle body or a bumper and that cleans a front lamp of a vehicle lamp, for example, a vehicle headlamp.

  The cleaning device is integrated with the nozzle portion so that the nozzle portion is provided on the front end side and has an injection nozzle for injecting the cleaning liquid, and the nozzle portion is connected to and removed through an opening formed in the vehicle body or the bumper. And a cylinder that movably supports the piston.

  Such a cleaning device includes a bracket that is coupled to a cylinder and attached to an opening to position the cylinder with respect to the vehicle body or a bumper, and is attached to the vehicle body or the bumper at a predetermined attachment position that is connected to the bracket in an outer fitting shape. And a resilient member that presses the bracket and the fixing member in opposite directions to the vehicle body or bumper (see, for example, Patent Document 1).

  The cleaning device described in Patent Document 1 is attached and fixed to a vehicle body or a bumper as follows.

  The bracket is coupled to a portion on the front end side of the cylinder, and the bracket is provided with a receiving plate protruding outward.

  First, a pair of engaging arm pieces provided at the front end portion of the bracket coupled to the cylinder are inserted into the opening of the vehicle body or the bumper from the rear, and the inserted pair of engaging arm pieces are respectively attached to the opening edges of the opening. Engage. At this time, a part of a pair of engagement arm piece contacts the front opening edge of the opening.

  Next, the fixing member formed in a substantially cylindrical shape is slid from the rear with respect to the cylinder and the bracket, and the four protruding portions provided at the front end portion are abutted against the back surface of the vehicle body or the bumper. By sliding the fixing member with respect to the cylinder and the bracket from the rear, the fixing member is connected to the bracket in an outer fitting shape.

  Finally, the elastic member is inserted and attached between the rear surface of the fixing member and the front surface of the bracket receiving plate. When the elastic member is inserted between the rear surface of the fixing member and the front surface of the receiving plate of the bracket, the fixing member is urged forward by the elastic member, and the four projecting portions are pressed against the rear surface of the vehicle body or the bumper. The elastic members are urged rearward to press each part of the pair of engaging arm pieces against the front opening edge of the opening.

  By inserting the elastic member between the rear surface of the fixing member and the front surface of the bracket receiving plate in this way, the fixing member and the bracket are biased in opposite directions by the elastic member, and the cleaning device is applied to the vehicle body or the bumper. Fixed.

JP 2006-335274 A

  In the conventional cleaning device described in Patent Document 1, as described above, when mounting to the vehicle body or the bumper, the first engaging arm pieces of the bracket are respectively engaged with the opening edges of the opening. A second operation in which the fixing member is slid with respect to the cylinder and the bracket and the four projecting portions are brought into contact with the vehicle body or the bumper, and an elastic member is inserted between the fixing member and the bracket receiving plate. 3 operations are performed in order.

  Therefore, the operator holds the three members of the bracket, the fixing member, and the elastic member coupled to the cylinder with both hands and performs the first operation to the third operation in order, or uses the elastic member as a work table. Place the bracket and the fixed member connected to the cylinder with both hands to perform the first work and the second work, and then grasp the elastic member placed on the workbench. Perform a third task.

  However, it is not easy to perform the first work to the third work in order in a state where the three members of the bracket, the fixing member, and the elastic member are held with both hands, and there is a problem that workability is poor.

  Also, the elastic member is placed on the work table, the first work and the second work are performed, and then the third work is performed by gripping the elastic member placed on the work table. In the third work, it is necessary to grip the elastic member again, which causes a problem that work efficiency is poor and work time is long.

  Accordingly, it is an object of the present invention to provide a vehicle lamp cleaning device that improves workability and shortens the work time in attachment work when attaching to a vehicle body or a bumper.

In order to solve the above-described problems, a vehicular lamp cleaning device is connected to and removed from a nozzle portion having an injection nozzle for injecting a cleaning liquid and an opening formed in the vehicle body or a bumper by connecting the nozzle portion. A piston that is moved integrally with the nozzle portion and a cylinder that movably supports the piston, and is coupled to the cylinder and attached to the opening to attach the cylinder to the vehicle body or the bumper. A bracket for positioning, a fixing member connected to the bracket in an external fitting manner and attached to the vehicle body or the bumper at a predetermined attachment position, and the vehicle body or the bumper attached between the bracket and the fixing member And an elastic member for pressing the bracket and the fixing member in directions opposite to each other. The holding portion is provided on bets, the fixing member, wherein the forming a held portion held by the holding portion of the bracket in a position different from the mounting position, as a holding portion of the bracket, are formed in the shaft-like the fixed A holding projection having a slit extending in a direction in which the member is pressed against the vehicle body or the bumper is provided, and a groove extending in the direction pressed against the vehicle body or the bumper is formed in the fixing member .

  Therefore, in the vehicular lamp cleaning device, the fixing member is held by the bracket at the position different from the mounting position before the mounting to the vehicle body or the bumper.

The vehicle lamp cleaning device of the present invention is integrated with the nozzle part so that the nozzle part having an injection nozzle for injecting a cleaning liquid and the nozzle part are connected to and removed from each other through an opening formed in a vehicle body or a bumper. A vehicular lamp cleaning device comprising a piston that is moved in a moving manner and a cylinder that movably supports the piston, wherein the cleaning device is coupled to the cylinder and attached to the opening to attach the cylinder to the vehicle body or the bumper. A bracket for positioning with respect to the bracket, a fixing member connected to the bracket in a fitting manner and attached to the vehicle body or the bumper at a predetermined attachment position, and the vehicle body attached between the bracket and the fixing member Or an elastic member for pressing the bracket and the fixing member in opposite directions to the bumper, The holding portion is provided on the racket, the fixing member, wherein the forming a held portion held by the holding portion of the bracket in a position different from the mounting position, as a holding portion of the bracket, are formed in the shaft-like the fixed A holding projection having a slit extending in a direction in which the member is pressed against the vehicle body or the bumper is provided, and a groove portion extending in a direction pressed against the vehicle body or the bumper is formed in the fixing member .

Thus, all components can be performed attached to the vehicle body or a bumper in a state of easily gripped with both hands Rutotomoni cleaning device, it has a stationary member while the fixing member was held in the bracket to move within a predetermined range Therefore, it is possible to improve workability and shorten the work time in the attachment work when attaching to the vehicle body or the bumper.

In the invention described in claim 2, the narrow groove portion having a groove width smaller than the diameter of the holding protrusion and a groove width larger than the diameter of the holding protrusion are used as the held portion in the groove portion. since the formation of the wide portion which is not only Ru can be held in a state of being temporarily fixed fixing member to the bracket by a simple structure of protrusions and grooves, the fixing member may be eliminated from falling off the bracket. Therefore, it is possible to improve the workability and shorten the work time in the attachment work at the time of attachment to the vehicle body or the bumper without increasing the manufacturing cost.

  In the invention described in claim 3, since the plurality of wide portions are formed in the groove portion so as to be separated in the longitudinal direction, the fixing member can be held in a state where it cannot move with respect to the bracket at a necessary position. It becomes possible.

  The best mode for carrying out the vehicular lamp cleaning apparatus of the present invention will be described below with reference to the accompanying drawings.

  As shown in FIG. 1, the cleaning device 1 includes a device main body 2, a bracket 3, a fixing member 4, and an elastic member 5.

  As shown in FIGS. 2 and 3, the apparatus main body 2 includes a cylinder 6, a piston 7 slidably supported by the cylinder 6, a nozzle portion 8 connected to the front end portion of the piston 7, and the nozzle portion 8. And a nozzle cover 9 covering the front from the front.

  The cylinder 6 is formed in a substantially cylindrical shape, and has an inner flange portion 6a projecting inwardly at a front end portion. On the outer peripheral surface at the front end portion of the cylinder 6, engagement projections 6b, 6b,...

  A joint 10 is attached to the rear end of the cylinder 6. The joint 10 includes a cover portion 10a that closes the rear end portion of the cylinder 6 and a connecting pipe portion 10b that is continuous with the rear surface of the cover portion 10a. A spring hooking portion 10 c is provided inside the cover portion 10 a of the joint 10.

  In a state where the joint 10 is attached to the rear end portion of the cylinder 6, the inside of the cover portion 10 a is communicated with the inside of the piston 7.

  One end of a cleaning liquid supply tube (not shown) is connected to the connecting pipe portion 10b of the joint 10, and the other end of the cleaning liquid supply tube is connected to a cleaning liquid tank (not shown). Accordingly, the cleaning liquid is supplied from the cleaning liquid tank to the inside of the piston 7 through the cleaning liquid supply tube and the joint 10.

  The piston 7 is formed in a substantially cylindrical shape, and is provided with an outer flange portion 7a projecting outward at the rear end portion. When the piston 7 moves relative to the cylinder 6, the outer flange portion 7 a slides on the inner peripheral surface of the cylinder 6 and the outer peripheral surface slides on the inner flange portion 6 a of the cylinder 6.

  A spring hooking projection 7 b is provided inside the front end of the piston 7. A tension coil spring 11 is supported between the spring-hanging projection 7 b of the piston 7 and the spring-hanging portion 10 c of the joint 10. Accordingly, the piston 7 is urged rearward by the tension coil spring 11.

  The nozzle part 8 has a valve part 12 which is long in the front and rear and cylindrical parts 13 and 13 which are long in the left and right, and the cylindrical parts 13 and 13 each have a shaft extending in the left and right direction at a position near the front end of the valve part 12. It is supported so as to be rotatable around the axis.

  A check valve 12 a is disposed inside the valve unit 12. The check valve 12a is opened / closed according to the magnitude of the water pressure of the cleaning liquid supplied into the nozzle portion 8, and has a function of controlling the supply of the cleaning liquid to the front side and the stop thereof.

  The cylindrical nozzles 13 and 13 respectively support the injection nozzles 14 and 14 so as to be rotatable in the direction around the axis with a shaft extending vertically as a fulcrum.

  In the cleaning device 1, the cylindrical portions 13, 13 are rotated in the direction around the axis with the shaft extending in the left-right direction with respect to the valve portion 12 as a fulcrum. By rotating the nozzles 14 and 14 in the direction around the axis with an axis extending in the vertical direction as a fulcrum, the spraying direction of the cleaning liquid sprayed from the spray nozzles 14 and 14 can be adjusted to a desired direction.

  A holder 15 is connected to the front end portion of the nozzle portion 8, and a nozzle cover 9 is connected to the front end portion of the holder 15.

  As shown in FIGS. 4 and 5, the bracket 3 has an arrangement portion 16 formed in a substantially rectangular tube shape and a coupling portion 17 formed in a substantially cylindrical shape continuous to the rear end of the arrangement portion 16. Formed.

  A first engagement piece 18 that can be elastically deformed is provided on one side surface of the placement portion 16. The first engaging piece 18 has a base surface portion 18a that faces in the left-right direction, and is formed in the left-right direction by forming deformation slits 18b, 18b that are vertically separated from each other on the left and right sides of the base surface portion 18a. Elastic deformation is possible. An engagement arm piece 18c protruding outward is provided at the front end of the base surface portion 18a.

  The first engaging piece 18 includes a connecting piece 18d protruding outward from the outer surface of the base face 18a, and a pressing piece 18e formed in a flat plate shape that continues to the outer end of the connecting piece 18d and faces in the left-right direction. Is provided.

  The other side surface portion of the arrangement portion 16 is provided as a second engagement piece portion 19. An engagement arm piece 19 a protruding outward is provided at the front end portion of the second engagement piece portion 19. The second engagement piece 19 is not elastically deformable.

  A holding projection 20 that protrudes upward is provided on the upper surface of the arrangement portion 16, and the holding projection 20 functions as a holding unit that holds the fixing member 4 at a position different from the mounting position with respect to the vehicle body or the bumper.

  The holding projection 20 is formed in a shaft shape, and has a slit 20a that extends forward and backward and opens upward. In the holding projection 20, the left and right portions of the slit 20 a can be elastically deformed in the left-right direction.

  Receiving surface portions 17a and 17a projecting leftward or rightward are provided at the front end portion of the coupling portion 17, respectively. Engagement holes 17b, 17b,... Are formed on the outer peripheral surface near the front end of the coupling portion 17 so as to be spaced apart in the circumferential direction.

  The bracket 3 is coupled to the cylinder 6 by engaging the engagement protrusions 6b, 6b,... With the engagement holes 17b, 17b,. In a state where the bracket 3 is coupled to the cylinder 6, the coupling portion 17 is fixed to the front end portion of the cylinder 6 so as to be fitted outside, the nozzle portion 8 is disposed inside the placement portion 16, and the nozzle is disposed on the front side of the placement portion 16. A cover 9 is positioned.

  A fixing member 4 is attached to the bracket 3 so as to cover the bracket 3 from the outside.

  As shown in FIG. 6, the fixing member 4 includes a connecting surface portion 21 that faces in the up-down direction and side surface portions 22 and 23 that protrude downward from both left and right end portions of the connecting surface portion 21. The front end surface of the fixing member 4 is formed, for example, in a shape inclined in a predetermined direction according to the shape of the rear surface of the vehicle body or the bumper to which the cleaning device 1 is attached.

  The fixing member 4 is provided with four projecting portions 24, 24, 25, 25 at least at the front end. The struts 24, 24 are provided at the connecting portions of the connecting surface 21 and the side portions 22, 23, and the struts 25, 25 are provided at the lower ends of the side portions 22, 23. It is formed in a thick shape. The projecting portions 25, 25 located on the lower side are formed in a shape projecting inward from the side portions 22, 23, respectively, and the projecting portions inward are provided as receiving projecting portions 26, 26, respectively. It has been. A space between the projecting portions 25 and 25 is formed as an insertion cutout 27.

  A groove portion 28 extending in the front-rear direction is formed in the connecting surface portion 21. The groove portion 28 has protrusions 28a and 28a that protrude in a direction approaching the front end, and the front and rear portions of the protrusions 28a and 28a are the first wide portion 28b and the second wide portion 28b, respectively. The wide portion 28c is formed. The first wide portion 28b and the second wide portion 28c are formed to have the same groove width, and the groove width is larger than the diameter of the holding projection 20 provided in the bracket 3. The second wide portion 28 c functions as a held portion that is held by the holding protrusion 20.

  Of the groove portion 28, the portion provided with the protrusions 28 a and 28 a is formed as a narrow portion 28 d in which the groove width is smaller than the groove widths of the first wide portion 28 b and the second wide portion 28 c. The narrow portion 28d has a groove width that is much smaller than the diameter of the holding projection 20.

  The side surface portion 22 located on the left side is formed with an engaging groove 22a that extends forward and backward and opens forward.

  The elastic member 5 is inserted and attached between the receiving surface portions 17 a and 17 a of the bracket 3 and the rear surface of the fixing member 4 when the cleaning device 1 is attached to the vehicle body or the bumper.

  The elastic member 5 is, for example, a leaf spring, and, as shown in FIG. 1, a base surface portion 5a facing in the front-rear direction, and elastic contact piece portions 5b and 5b protruding upward from the left and right end portions of the base surface portion 5a, respectively. And a bent portion 5c bent from the lower edge of the base surface portion 5a by approximately 90 ° with respect to the base surface portion 5a. The elastic contact piece portions 5b and 5b are gently bent in a state where the portions excluding the upper end portion are protruded rearward in a substantially arc shape.

  The fixing member 4 covers the cylinder 6 from above so that the cylinder 6 is inserted from the insertion notch 27 in a state where the bracket 3 is coupled to the cylinder 6, and in this state, the fixing member 4 covers the cylinder 6 and the bracket 3 as follows. On the other hand, the bracket 3 is assembled by being moved forward (see FIGS. 7 to 9).

  The fixing member 4 is moved forward relative to the cylinder 6 and the bracket 3, and the fixing member 4 is moved to the cylinder when the first wide portion 28 b of the groove portion 28 is positioned directly above the holding projection 20 provided in the bracket 3. 6 move downward. Therefore, the holding projection 20 is inserted into the first wide portion 28b of the groove 28 (see FIG. 7).

  In a state where the holding projection 20 is inserted into the first wide portion 28 b of the groove 28, the fixing member 4 is again moved forward with respect to the cylinder 6 and the bracket 3. When the fixing member 4 is moved forward, the holding projection 20 is slid by the projections 28a and 28a provided in the groove 28, and the holding projection 20 is elastically deformed (see FIG. 8).

  By continuing to move the fixing member 4 forward, the holding projection 20 is elastically restored and inserted into the second wide portion 28c of the groove 28 (see FIG. 9). In the state where the holding projection 20 is inserted into the second wide portion 28c, the fixing member 4 can move in the front-rear direction with respect to the bracket 3 by the length of the second wide portion 28c. Since the rearward movement is restricted by the protrusions 28a and 28a, the holding protrusion 20 is not inserted into the first wide portion 28b. Further, in a state where the holding projection 20 is inserted into the second wide portion 28 c, the receiving projections 26, 26 are part of the bracket 3 even if the fixing member 4 tries to move upward with respect to the bracket 3. The fixing member 4 does not come out of contact with the bracket 3 upward.

  In this manner, the fixing member 4 can move within a certain range in a state where the holding projection 20 is inserted into the second wide portion 28c, but does not fall off the bracket 3 and is temporarily fixed to the bracket 3. It is held in the state.

  Below, the attachment procedure in the attachment operation | work to the vehicle body or bumper of the washing | cleaning apparatus 1 is demonstrated (refer FIG. 10 thru | or FIG. 12).

  At the start of the attachment work to the vehicle body or the bumper, the fixing member 4 is held in a state of being temporarily fixed to the bracket 3 as described above. Therefore, the operator can hold the elastic member 5 with one hand and hold all the components of the cleaning device 1 such as the bracket 3 and the fixing member 4 other than the elastic member 5 with another hand.

  First, the fixing member 4 is positioned so that the holding protrusion 20 provided on the bracket 3 is positioned at the front end portion of the second wide portion 28c in the groove portion 28 formed in the fixing member 4 (see FIG. 10). At this time, the fixing member 4 is positioned behind the pressing piece 18 e of the first engaging piece 18 in the bracket 3.

  Next, the pressing piece 18e is pressed from the outside to elastically deform the first engaging piece 18 and the front end of the bracket 3 is inserted into the opening 101 formed in the vehicle body 100 or the bumper from the rear (see FIG. 11). ).

  Subsequently, the pressure on the pressing piece 18e is released, the first engaging piece 18 is elastically restored, and the bracket 3 is moved rearward to move the engaging arm piece 18c of the first engaging piece 18 and the first piece. The engagement arm piece 19a of the second engagement piece 19 is engaged with the front opening edge of the opening 101 (see FIG. 12).

  When the first engaging piece 18 is elastically deformed as described above, the pressing piece 18e protruding outward from the base surface portion 18a may be pressed, so that the first engaging piece 18 is easily elastic. Therefore, the workability can be improved.

  Next, the fixing member 4 is moved forward, and the projecting portions 24, 24, 25, 25 of the fixing member 4 are brought into contact with the rear surface 102 of the vehicle body 100 or the bumper. At this time, the connecting piece 18 d of the first engaging piece 18 in the bracket 3 is inserted into the engaging groove 22 a formed in the side face 22 of the fixing member 4. Accordingly, the side surface portion 22 of the fixing member 4 is inserted between the base surface portion 18a of the first engagement piece portion 18 and the pressing piece 18e, and deformation of the first engagement piece portion 18 is restricted.

  As described above, since the groove width of the second wide portion 28c of the groove portion 28 is larger than the diameter of the holding projection 20, the fixing member 4 can be moved smoothly.

  Finally, the elastic contact piece portions 5b and 5b and the base surface portion 5a of the elastic member 5 are inserted between the rear surface of the fixing member 4 and the receiving surface portions 17a and 17a of the bracket 3 (see FIG. 13). In the elastic member 5, the upper end portions of the elastic contact piece portions 5b and 5b and the base surface portion 5a are in contact with the rear surface of the fixing member 4, and the intermediate portions in the longitudinal direction of the elastic contact piece portions 5b and 5b are the front surfaces of the receiving surface portions 17a and 17a, respectively. To touch. Accordingly, the fixing member 4 is urged forward by the elastic member 5, the four projecting portions 24, 24, 25, 25 are pressed against the vehicle body 100 or the back surface 102 of the bumper, and the bracket 3 is urged rearward by the elastic member 5. The engagement arm pieces 18 c and 19 a are pressed against the front opening edge of the opening 101.

  Thus, the elastic member 5 is inserted between the rear surface of the fixing member 4 and the receiving surface portions 17a and 17a of the bracket 3, so that the fixing member 4 and the bracket 3 are urged in opposite directions by the elastic member 5, The cleaning device 1 is fixed to the vehicle body 100 or the bumper.

  As described above, in the cleaning device 1, since the fixing member 4 is temporarily fixed to the bracket 3 by the holding protrusion 20 of the bracket 3, all parts of the cleaning device 1 can be held with both hands. Attachment to the vehicle body 100 or the bumper can be performed in a state of being easily grasped, and workability can be improved and work time can be shortened in the attachment work when attaching to the vehicle body 100 or the bumper.

  Further, a holding projection 20 having a slit 20 a as a holding portion of the bracket 3 and elastically deformable is provided, and a groove portion 28 into which the holding projection 20 is inserted is formed in the fixing member 4, so that the fixing member 4 temporarily attaches to the bracket 3. Since it is held in a stopped state, the fixing member 4 can be held in a state of being temporarily fixed to the bracket 3 by a simple configuration of a protrusion and a groove without increasing the manufacturing cost. It is possible to improve the workability and shorten the work time in the attachment work when attaching to the vehicle body 100 or the bumper.

  Below, the modification of the groove part formed in the bracket 3 is shown (refer FIG. 14).

  The groove portion 28A according to the modified example has a plurality of narrow portions 28d, 28d, and 28d separated in the front-rear direction, and the portions other than the narrow portions 28d, 28d, and 28d are sequentially wide portions 28e, 28f, and 28g from the front. 28h. The wide portion 28g has a length in the front-rear direction that is longer than, for example, the wide portions 28e, 28f, and 28h.

  The front wide portion 28e is a portion into which the holding protrusion 20 is inserted when the fixing member 4 is moved downward with respect to the bracket 3, and the wide portion 28f is temporarily fixed to the bracket 3 with the fixing member 4. The holding projection 20 is inserted when the holding projection 20 is held in a state, and the wide portion 28h is an insertion pin when the projections 24, 24, 25, 25 of the fixing member 4 are abutted against the vehicle body 100 or the bumper. 20 is a portion to be inserted.

  Thus, by using the groove portion 28A having the plurality of wide portions 28e, 28f, 28g, and 28h, the fixing member 4 can be held in a state in which it cannot move in the front-rear direction with respect to the bracket 3 at a required position. Become. In particular, the fixing member 4 can be held in an almost immovable state with respect to the bracket 3.

  In the groove portion 28A, the narrow portion 28d between the wide portion 28g and the wide portion 28h may not be provided.

  Moreover, although the example which formed the four wide parts 28e, 28f, 28g, and 28h was shown above, the number of the wide parts is not restricted to four, if it is multiple, it will be arbitrary as needed It is possible to form a number.

  Below, the modification of the holding structure of the bracket 3 and the fixing member 4 is shown (refer FIG. 15).

  The bracket 3 is formed with an engaging groove 29 that extends forward and backward and opens upward. Engagement recesses 29a and 29b are formed in the engagement groove 29 so as to be spaced apart in the front-rear direction and opened upward.

  The fixing member 4 is provided with an elastically deformable engaging protrusion 30 extending in the front-rear direction, and the engaging protrusion 30 is provided with an engaging claw 30a protruding downward.

  The fixing member 4 is moved forward with respect to the bracket 3, and the engaging claw 30 a is engaged with the opening edge of the engaging recess 29 b on the rear side, so that the fixing member 4 is temporarily fixed to the bracket 3. Is done.

  When the fixing member 4 is further moved forward with respect to the bracket 3 and the engaging claw 30a is engaged with the opening edge of the engaging recess 29a on the front side, the projecting portions 24, 24, 25, 25 of the fixing member 4 are It is abutted against the vehicle body 100 or the bumper.

  Even when the fixing member 4 is held by the engagement groove 29 and the engagement protrusion 30 in a state of being temporarily fixed to the bracket 3 as described above, the fixing member 4 is temporarily fixed to the bracket 3 with a simple configuration. Thus, it is possible to improve the workability and shorten the work time in the attachment work at the time of attachment to the vehicle body 100 or the bumper without increasing the manufacturing cost.

  The shapes and structures of the respective parts shown in the best mode for carrying out the invention described above are only examples of the embodiments performed in carrying out the present invention, and these are the technical aspects of the present invention. The range should not be interpreted in a limited way.

2 to FIG. 15 show the best mode of the vehicle lamp cleaning device of the present invention, and this drawing is an exploded perspective view of the cleaning device. It is a top view of a washing | cleaning apparatus. It is a longitudinal cross-sectional view which shows the apparatus main body of a washing | cleaning apparatus. It is an expansion perspective view of a bracket. It is an expansion perspective view of the bracket shown in the state seen from the direction different from FIG. It is an expansion perspective view of a fixing member. It is an enlarged side view which shows the state where the holding protrusion was inserted in the 1st wide part of a groove part in a cross section. It is an enlarged plan view which shows the state by which the holding | maintenance protrusion is clamped by the protrusion. It is an enlarged plan view showing a state where the holding projection is inserted into the second wide portion of the groove and the fixing member is held by the bracket. It is an enlarged plan view which shows the state which has positioned the fixing member so that a holding | maintenance protrusion may be inserted in the front-end part of the 2nd wide part of a groove part. It is an enlarged plan view which shows the state which the 1st engagement piece part of the bracket was elastically deformed and the front-end part of the bracket was inserted from the opening part in cross section. It is an enlarged plan view which shows the state by which the engagement arm piece of the bracket was engaged with the front side opening edge of the opening part in a cross section. FIG. 5 is an enlarged plan view showing a part of a state in which an elastic member is inserted into an opening of a bracket and the cleaning device is fixed to a vehicle body or a bumper. It is an enlarged plan view which shows the modification of a groove part. It is an expanded sectional view showing a modification of a holding structure.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Cleaning apparatus, 3 ... Bracket, 4 ... Fixing member, 5 ... Elastic member, 6 ... Cylinder, 7 ... Piston, 8 ... Nozzle part, 14 ... Injection nozzle, 20 ... Holding protrusion, 20a ... Slit, 28 ... Groove part 28b ... first wide part, 28c ... second wide part, 28d ... narrow part, 28A ... groove part, 28e ... narrow part, 28e ... wide part, 28f ... wide part, 28g ... wide part, 28h ... Wide part, 29b ... engagement recess (holding part), 30 ... engagement protrusion (held part), 100 ... car body, 101 ... opening

Claims (3)

A nozzle portion having an injection nozzle for injecting a cleaning liquid, a piston that is connected to the nozzle portion so that the nozzle portion is connected to and removed through an opening formed in a vehicle body or a bumper, and the piston A vehicle lamp cleaning device comprising a cylinder that is movably supported,
A bracket coupled to the cylinder and attached to the opening to position the cylinder relative to the vehicle body or the bumper;
A fixing member connected to the bracket in an outer fitting manner and attached to the vehicle body or the bumper at a predetermined attachment position;
An elastic member attached between the bracket and the fixing member, and pressing the bracket and the fixing member in opposite directions to the vehicle body or the bumper;
A holding part is provided on the bracket,
Forming a held portion to be held by the holding portion of the bracket at a position different from the mounting position on the fixing member ;
As the holding portion of the bracket, a holding projection having a slit formed in a shaft shape and extending in a direction in which the fixing member is pressed against the vehicle body or the bumper is provided.
A vehicular lamp cleaning apparatus , wherein a groove portion extending in a direction in which the fixing member is pressed against the vehicle body or the bumper is formed . A narrow portion having a groove width smaller than a diameter of the holding protrusion and a wide portion having a groove width larger than the diameter of the holding protrusion and used as the held portion are formed in the groove portion. The vehicle lamp cleaning device according to claim 1. The apparatus for cleaning a vehicular lamp according to claim 2, wherein a plurality of wide portions are formed in the groove portion so as to be separated in the longitudinal direction.

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