WO2000060179A1 - Dispositif de fenetre - Google Patents

Dispositif de fenetre Download PDF

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Publication number
WO2000060179A1
WO2000060179A1 PCT/JP1999/001671 JP9901671W WO0060179A1 WO 2000060179 A1 WO2000060179 A1 WO 2000060179A1 JP 9901671 W JP9901671 W JP 9901671W WO 0060179 A1 WO0060179 A1 WO 0060179A1
Authority
WO
WIPO (PCT)
Prior art keywords
window
lever
front window
guide rail
window body
Prior art date
Application number
PCT/JP1999/001671
Other languages
English (en)
Japanese (ja)
Inventor
Masahiro Nakayama
Kazushige Tasaki
Noriaki Endou
Yusuke Harayama
Tomoya Hirano
Original Assignee
Shin Caterpillar Mitsubishi Ltd.
Press Kogyo Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shin Caterpillar Mitsubishi Ltd., Press Kogyo Co., Ltd. filed Critical Shin Caterpillar Mitsubishi Ltd.
Priority to JP54687199A priority Critical patent/JP3386821B2/ja
Priority to PCT/JP1999/001671 priority patent/WO2000060179A1/fr
Priority to AU30544/99A priority patent/AU3054499A/en
Publication of WO2000060179A1 publication Critical patent/WO2000060179A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
    • E05C17/60—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith holding sliding wings open
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J1/00—Windows; Windscreens; Accessories therefor
    • B60J1/02—Windows; Windscreens; Accessories therefor arranged at the vehicle front, e.g. structure of the glazing, mounting of the glazing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/52—Details of compartments for driving engines or motors or of operator's stands or cabins
    • B66C13/54—Operator's stands or cabins
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/16—Cabins, platforms, or the like, for drivers
    • E02F9/163—Structures to protect drivers, e.g. cabins, doors for cabins; Falling object protection structure [FOPS]; Roll over protection structure [ROPS]
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B77/00—Vehicle locks characterised by special functions or purposes

Definitions

  • the present invention relates to a window device such as a front window mounted on a cap of a construction machine, for example.
  • FIG. 18 Cabs installed on construction machines such as a hydraulic shovel disclosed in Japanese Patent Application Laid-Open No. H10-3111062 are disclosed in FIG. 18.
  • a series of guide rails 2 and 3 are provided on the left and right sides of the cabinet 1 from the front side to the ceiling side, and these guide rails 2 and 3 are provided.
  • Rollers 5, 6 that are rotatably supported at the lower and upper portions of the front window 4 shown in FIG. 19 are fitted into the sliding window.
  • nozzles 7 a and 7 b are provided at the lower and upper parts of the front window 4, respectively, and at the outer surface of the upper part, the strut force on the cap body 1 side is provided.
  • the mouthpiece mechanism 10 to be fitted is provided at the lower and upper parts of the front window 4.
  • a concave corner guide 8 is formed on the upper part of the front guide rail 2 and is shown in FIG. 21.
  • the opening edge of the front part la of the cabinet 1 corresponding to this corner guide 8 Is a seal member for preventing rainwater infiltration.
  • the guide rails 2 and 3 are formed by welding concave roller guides to the deformed pipe 1p on the cap body side. It is a thing.
  • the operation of the cap is performed by releasing the lock mechanism 10 from the inside of the cap. Release from the striker on the side and pull the upper part of the front window 4 toward you by holding the handle 7b and pull the lower part of the corner guide 8 Since the guide rail 6 returns to the guide rail 2 on the front side, the guide rail 2 passes from the guide rail 2 to the guide rail 3 on the ceiling side. Move it up and store it under the ceiling.
  • the front window 4 When the front window 4 is closed, the upper part of the front window 4 is moved to the weather strip 9 within a small area of the corner guide 8.
  • the front window 4 is the opposite of the weather strip 9 because the moving stroke of the front window 4 to the weather strip 9 is small.
  • a large operating force is required to overcome the reaction of the weather strip 9 when the front window 4 is closed. Yes.
  • FIG. 23 shows another type of conventional window device, in which the front window locking device 12 for fixing the front window 4 in the fully closed state and the front window 4 fully open.
  • a front window catching device 13 that automatically locks in the state and a safety device 14 that securely locks the vehicle are provided.
  • a knob 15 for opening and closing the front window 4 is provided.
  • the front window opening device 12 holds the upper portion of the front window 4 lowered to the closed position as shown in FIGS. 20 and 21 by a handle 1. Grip 5 and push it forward to release the latch 12 a attached to the top of the front window 4. It engages with the striking force 2b provided in the front part la of the hub body 1. The engagement of the latch 12a is released by pushing the lever 12c by hand.
  • the front window catch device 13 When the front window 4 is fully opened, the front window catch device 13 is attached to a latch 13 a arranged at the rear of the cabinet 1 and to an upper portion of the front window 4. This is to engage the striking device 13b. The engagement of the latch 13a is released by pushing the lever 13c by hand.
  • the safety device 14 connects the slide latch 14a attached to one side of the upper portion of the front window 4 with the reno and one 14b. It is slid and inserted into a latch engagement groove (not shown) provided at the rear of the cabinet. The engagement of the slide latch 14a is released by reversely operating the lever 14b.
  • the conventional front window locking device 12, the front window catch device 13 and the safety device 14 are separately provided with the levers 12c, 13c and 13c, respectively. It has been canceled by operating each of 14b.
  • the front window catch device 13 and the safety device 14 are located at the rear of the cap, so that There is a problem that is difficult to operate from the operator.
  • the conventional window device is provided with a main body 1 of the cap body 1 as a means for preventing the front window 4 from opening in the width direction when the front window 4 is opened. Insert the stop 16 between the width lw and the front window 4 and increase the size of the stop 16 It is adjusted by the shim 17 according to the accuracy of the bus width 1 w.
  • the present invention has been made in view of such a point, and improves operability when closing a window body, and also prevents interference between the window body and surrounding members.
  • the purpose is to prevent it, and the disengagement of the window body when it is fully closed and fully open can be easily operated with one lever.
  • the purpose of this is to make it possible to automatically adjust the wobble in the width and thickness directions of the window body. It is something. Disclosure of the invention
  • the window device of the present invention includes a guide rail, a window body that can be opened and closed by moving the guide rail with a force, and an opening and closing mechanism for the window body.
  • the link lever which is pivotally supported on its own, and the link lever and the window body, respectively, are turned toward the closing direction. Move away from the roller that is pivotally supported at its own position and is fitted to the guide rail, and the roller of the link lever that has moved to the closed position.
  • the seal member is provided so as to face the side on which the window body moves due to the rotation of the link lever in the direction.
  • the link lever is provided so that the corner guide which is provided in the conventional guide rail is provided. It can be abolished, the operability problem in the corner guide when closing the window body can be improved, and the window body can be closed and operated smoothly.
  • the window device of the present invention includes a guide rail, a window body which can be opened and closed by moving the guide rail with a force, and a Rotation on the moving side in the opening direction of the window body
  • the link leno supported by itself and the link leno and the moving side in the closing direction of the window body The rollers that were pivotally supported at their own position and were fitted to the guide rails, and the rollers of the link levers moved to the closed position.
  • a window spring that urges the link lever in the direction away from the window force, and a ring that is retracted into the window body against this spring A collar for locking the cleno and a collar for this collar Stopper locking is released by moving the window lever to the closed position of the link lever and releasing the stopper by using the stopper releasing body. And a seal member arranged so as to face the side on which the window body moves by the spring operation of the removed link lever. In this configuration, when the window is moved to the closed position by the force applied to the guide rail, the stopper is released by the stopper. The locked state of the link lever is released, and the link lever is relatively rotated in the direction away from the window body by the restoring force of the spring. As the window moves in the opposite direction and is pressed against the seal member, the window body is pressed against the seal member by the pop-up reaction force of the link lever. The locking force can be reduced, and the locking operation force can be reduced.
  • the guide rail is provided so as to extend from a front opening portion to a ceiling portion of a cab of a construction machine, and the window is provided.
  • the body is a front window which is provided to move from the front opening of the cabinet to the ceiling, and the link lever is provided on the ceiling side of the front window.
  • the rollers are respectively provided on both sides along the guide rail, and the rollers are supported at the ends of the link levers, respectively.
  • the front window is pivotally supported on both sides along the guide rail on the moving side of the front window in the closing direction, and the stop release body has a front window opening the front opening of the cap.
  • the seal member is provided with respect to the position of the collar at the time of closing, and the seal member is integrally provided on the edge of the front opening portion of the cap.
  • Rainwater infiltration It is a weather strip for prevention.
  • the link is kept in a locked state by the stolen, and during the movement, For example, when passing through the front pad of the front header, the link lever is housed in the front window. O A sufficient gap between the front pad and the front pad can be ensured, and interference between the front window and the front pad can be prevented.
  • the window device of the present invention includes a guide rail, a window body that can be opened and closed by moving the guide rail with force, and a window body.
  • Handles that are installed on the body and that are gripped when opening and closing the window body, and that the window body is fixed at the fully closed position and the fully open position, and fixed.
  • It is provided with a plurality of fixing means each having a lever to be released and an interlocking member for interlocking each lever of these fixing means.
  • the lever of the other fixing means can also be released by the releasing operation via the linkage member.
  • the trouble of releasing the levers of the respective fixing means can be eliminated, and the handle operability as well as the lever operability can be improved. .
  • the window device of the present invention may include one side portion of the handle.
  • a lever of one fixing means is arranged.
  • the lever of one fixing means is released with the fingertip of the hand holding the handle.
  • the lever of the series of fixing means can be easily released, and the operability of the window body can be improved.
  • the lever of each fixing means can be released by grasping the handle, the operation can be smoothly shifted from releasing the lever to opening the window.
  • the levers of the fixing means are released with the force of grasping the handle, preventing the window from falling naturally.
  • the fixing means locks the window body in a fully closed state and automatically locks the window body in a fully opened state.
  • the interlocking member can be released simply by releasing one of the window locking device, the window catch device and the safety device.
  • the other levers can also be released by the following procedure.Therefore, it is possible to release a single lever when releasing the window body when it is fully closed or when it is fully open Thus, operability can be improved.
  • the window locking device may be such that the window locking device is provided on the window and a lever for unlocking is projected to the handle side.
  • the latch mechanism for the device and this window lock The latch mechanism for the device and the window.
  • a window body opening device striker set at a fixed position where the window body can be fitted, and the window body catch device includes a window provided on the window body.
  • the striking force for the body-catching device, and the striking force for the window-catching device and the window body are set in a fixed position that can be fitted in the fully opened position of the window.
  • the lever operation lever which is installed on the window body and is used to operate the lever for releasing the latch, so that it can be engaged at the fully opened position of the window body
  • the safety device is provided with a lever-engaging bracket integrally provided with a latch mechanism for a window-catch device, and a window member.
  • the lever engaging bracket which is rotatably provided, includes a lever which is engaged and disengaged with the lever, and a lever for releasing the lock of the window body locking device.
  • the lever of the window catch device and the lever of the safety device are connected by an interlocking member. In this configuration, the user cannot grasp the handle of the window by using the finger, while holding the handle with the fingertip of the hand that holds the handle.
  • the latch mechanism for installing the window lock is directly
  • the lever operating lever of the window catch device and the lever of the safety device can be controlled via the linkage member. And can be easily released, and the operability of the window body can be improved.
  • the guide rail is provided from the front opening to the ceiling of the construction machine cap, and the window is provided.
  • the body is a front window that is installed and moved from the front opening of the cabinet to the ceiling, and is a lever that releases the handle and each fixing means. -And the interlocking member that interlocks these levers is located on the ceiling side of the front window.
  • the operator in the cab does not grasp the handle located on the ceiling side of the front window, so that the operator cannot use the specific fixing means in that part.
  • the lever of the other fixing means is also released via the interlocking member, so that the front window can be easily opened from the fully closed state. It can be easily closed from the fully open state.
  • the window device of the present invention includes a guide rail, a window body that can be opened and closed by moving the guide rail with a force, and a window body. And has at least one engaging surface inclined at least in the width direction with respect to the moving direction of the window body, along the guide rail.
  • One of the steadying bodies is provided at a predetermined position in contact with one of the steadying bodies immediately before the window body stops, and the other is engaged with the engaging surface of one of the steadying bodies.
  • a guide member holding the other steadying body having a surface and at least one of the two steadying bodies so as to be able to retreat by mutual engagement of the two steadying bodies;
  • the spring is provided with a spring capable of resiliently pressing the reversible steady body against the retreating direction.
  • the engaging surface of one of the steady rests which is inclined at least in the width direction with respect to the moving direction of the window body, and the engaging surface of the other steady rest are formed.
  • the window body is pressed in the width direction by the engaging surfaces, and the width of the window body is reduced. Since the run-out preventing body that can prevent run-out and is held backward by the guide means is automatically adjusted to the optimum position by the spring, the conventional type is used. The complicated adjustment by such a shim can be abolished.
  • the window device of the present invention is formed such that the engagement surfaces of both of the steadying members are inclined in the thickness direction of the window body with respect to the moving direction of the window body. It is what has been done. In addition, with this configuration, an anti-sway effect in the width direction of the window body as well as an anti-sway effect in the width direction of the window body can be obtained.
  • both of the steadying members are disposed at positions where they come into contact immediately before the window member is fully opened.
  • this configuration it is possible to obtain an effect of preventing the window body from being unstable when fully opened.
  • the guide rail is provided from the front opening to the ceiling of the construction machine cap, and the window body is provided.
  • a front window that is installed at its own position from the front opening of the cab to the ceiling
  • one anti-sway body is a guide rail of the front window.
  • On the side along the rail, and the other steady rest is above the guide rail, which is located along the ceiling of the cab. It has been set up.
  • the engagement surface of one of the steadying bodies which is inclined at least in the width direction with respect to the moving direction of the front window, and the other of the steadying body are provided.
  • the front window is pressed in the width direction by the abutting surfaces of the body against the repulsive force of the spring.
  • the anti-vibration body which is held so that it can be retracted more, is capable of responding to the conventional accuracy of the cab, as well as the force that is automatically adjusted to the optimum position by the spring. No adjustment by shim is required.
  • FIG. 1 is a perspective view showing an embodiment in which the window device of the present invention is applied to a front window of a construction machine cabinet.
  • FIG. 2 is a front view showing the link lever mechanism in the front window.
  • FIG. 3 is a side view showing a link lever mechanism of the above.
  • FIG. 4 is a cross-sectional view showing a stopper release member that releases the link lever lock state of the link lever mechanism section of the above.
  • FIG. 5 is a perspective view showing a locked state when the front window is fully closed.
  • Fig. 6 is a cross-sectional view showing a guide rail for guiding the front window.
  • FIG. 7 is a perspective view showing the upper part of the front window.
  • FIG. 8 is a plan view showing a front window fixing and fixing releasing mechanism provided above the front window.
  • FIG. 9 is a plan view showing the front window locking device in the front window fixing and fixing releasing mechanism.
  • FIG. 10 is a cross-sectional view showing the front window locking device.
  • Fig. 11 is a plan view showing the front window catch device and the safety device in the front window fixing and fixing releasing mechanism.
  • FIG. 12 is a perspective view showing the front window catch device of the above.
  • FIG. 13 is a perspective view showing a state where a part of the safety device is attached to the front window catch device.
  • FIG. 14 is a perspective view showing an embodiment in which a window body steadying device according to the window device of the present invention is applied to a front window of a construction machine cab.
  • FIG. 15 is a front view showing a mounting portion of the steady rest body in the window body steady rest device.
  • FIG. 16 is a front view showing an engagement state of the two steady rests in the window body steady rest device.
  • FIG. 17 is a perspective view showing a state before engagement of the two steadying members in the window body steadying device.
  • FIG. 18 is a perspective view showing a conventional construction machine cap.
  • FIG. 19 is a front view showing a conventional front window in the above-mentioned cap.
  • FIG. 20 is a front view showing a shape of a guide rail of a front window in the same cap.
  • FIG. 21 is a cross-sectional view showing a front header portion and a corner-guide portion of the above-mentioned cab.
  • FIG. 22 is a sectional view taken along the line XXII—XXII in FIG. 21.
  • FIG. 23 is a perspective view showing a conventional front window fixing and fixing releasing mechanism.
  • Fig. 24 shows the conventional shim style.
  • FIG. 4 is an explanatory diagram showing a means for preventing the front window from swaying in the width direction by adjustment.
  • FIG. 25 is a cross-sectional view of a guide rail showing a gap which causes the conventional front window to oscillate in the thickness direction (up and down). Best mode for carrying out the invention
  • FIGS. 1 to 6 First, an embodiment shown in FIGS. 1 to 6 will be described.
  • a vertical guide rail 2 and a horizontal guide rail extend from the front opening of the cab body 1 of the construction machine to the ceiling.
  • the rails 3 are arranged continuously, and these guide rails 23 have a step bracket 2 at the lower part of the front window 4 as a window body.
  • a roller 5 which is rotatably supported by itself via the first roller 1, and a roller which is rotatably supported on the upper part of the front window 4 via a link lever mechanism 22.
  • the wire 6 is fitted to the moving part.
  • the front window 4 has a transparent plate 4b made of synthetic resin, glass, or the like fitted inside the frame 4a, and the step bracket is attached to the frame 4a.
  • the link 21 and the link lever mechanism 22 are firmly fixed. Further, a pindle 23 is fixed to the inner surface of the upper part of the frame 4a.
  • Such a pindle 23 is provided not only at the upper part of the frame 4a of the front window 4 but also at the lower part of the not shown frame 4a. By installing the same, the slide operability of the front window 4 can be improved.
  • the concave corner guide 8 provided on the upper part of the conventional guide rail 2 shown in FIG. 20 is not installed here, and the guide rail 2 and the guide rail 2 are not provided here.
  • the guide rail 3 is formed continuously.
  • the opening edge facing the front opening If on the inner side of the front part la of the cap body 1 has a sealing member for preventing rainwater from entering. ⁇
  • the point that the earth strip 9 is attached is the same as the conventional one.
  • the link lever mechanism 22 will be described with reference to FIGS. 2 and 3.
  • the link lever mounting brackets 31 are fixed to both sides by screws (not shown), and these link lever mounting brackets are fixed.
  • the bases of the link levers 32 are pivotally supported by the brackets 31 respectively, and the distal ends of the link levers 32 are respectively supported.
  • a stepped pin 33 protrudes outward from the body, and the roller 6 is fitted to the small diameter portion 33a of the stepped pin 33 in a rotating manner. .
  • the upper roller 6 separates from the front window 4 on the link lever support pin 36 that supports the link levers 32 on both the left and right sides of the front window 4.
  • a spring spring 37 is provided as a spring for urging the link lever 32.
  • the stopper 38 that locks the link lever 32 stored in the front window 4 side against the torsion spring 37 is provided with a link. It is installed on the lower side of the lever 32 in a rotating manner.
  • the link lever mounting bracket 31 has a shaft support plate portion 42 bent at a right angle to a mounting substrate portion 41, as shown in FIG.
  • the lower portion of the mounting board portion 41 is bent rearward in a concave shape to form a mounting recessed plate portion 43.
  • screw insertion holes 44 and 45 are respectively formed in the upper portion of the mounting board portion 41 and the mounting concave plate portion 43, and the screw insertion holes 44 and 45 are inserted in these screw insertion holes 44 and 45, respectively.
  • the fixing screws (not shown), the mounting board part 41 and the shaft support plate part 42 of the link lever mounting bracket 31 are attached to the frame of the front window 4. 4a is fixed stably and in a state of being closely attached to the indoor side surface and the side surface.
  • a link lever-mounting plate portion 46 is provided on the outside of the shaft support plate portion 42. That is, a bent plate portion 47 is welded to the upper portion of the link lever-mounting plate portion 46 on the upper portion of the shaft support plate portion 42.
  • the lower portion of the link lever mounting plate portion 46 is welded to the projecting plate portion 48 and the mounting concave portion 43 bent from the integrated mounting substrate portion 41.
  • the pivot base plate 42 and the link lever mounting plate portion 46 form the pivot base of the link lever 32 and the torsion spring 37.
  • a stopper mounting plate portion 5 bent from a link lever mounting plate portion 46 is provided inside the chamber of the mounting substrate portion 41. 1 are installed in parallel, and a stove mounting space 52 is formed between the mounting board 41 and the stove mounting plate 51.
  • the link lever shaft support pin 36 extends over the shaft support plate portion 42 and the link lever mounting plate portion 46 as shown in FIG. It is fixed, and the link lever pin 32 allows the link base 32 and the torsion spring 37 to be connected. Each is fitted.
  • the link lever 32 has a substantially disc-like shape which is rotatably fitted to the link lever shaft support pin 36 as shown in FIG.
  • An arm 62 is formed so as to protrude counterclockwise from the turning base 61 of the arm 62, as shown in FIG. 2 at the tip of the arm 62.
  • the stepped pins 33 are integrally attached to each other by a force and a tightening portion 33c.
  • a spring engagement hole 63 is drilled as shown in FIG. 3 and one end of the torsion spring 37 is engaged with the spring engagement hole 63.
  • the joint 64 is engaged.
  • the engagement portion 65 at the other end of the torsion spring 37 is engaged with an engagement groove 66 formed by cutting out the shaft support plate portion 42, and this toe is provided.
  • the link lever 32 is urged clockwise in FIG. 3 by the shot spring 37.
  • the rotating base 61 of the link lever 32 has a locking concave portion 67 recessed from the outer diameter of the disk and a locking convex portion 68 protruding from the outer diameter of the disk.
  • the shaft support plate portion 42 and the link lever are provided as shown in FIG. -
  • the locking pin 69 is fixed to the mounting plate 46, and the counterclockwise rotation of the link lever 32 at the position indicated by the solid line in Fig. 3 is used for locking.
  • the pin is locked by the engagement of the pin 69 with the locking recess 67, and is rotated clockwise by the torsion spring 37 in FIG. 3.
  • the locking projection 68 of the lever 32 is locked by the stopper 38.
  • the stopper 38 is connected to a stopper shaft support pin 71 fixed to the stopper mounting plate 51 as shown in FIG. It is fitted together with the spring 72.
  • the stopper 38 extends upward from a pivot base 73 which is rotatably fitted to the stopper shaft support pin 71 as shown in FIG.
  • the lever locking portion 74 is projected and locked from the middle between the rotating base 73 and the link lever locking portion 74.
  • the release convex portion 75 is formed so as to protrude, and the locking release convex portion 75 is protruded to the outside through the tongue protrusion hole 53.
  • one end engaging portion 76 is engaged with the left side edge portion of the stopper 38 in FIG. 2 and the other end is engaged.
  • the part 77 is engaged with the link lever mounting plate part 46, and the stopper 38 is urged in the clockwise direction in FIG. 2 by the torsion spring 72. It has been done.
  • a stopper releasing body for releasing the link lever locking state by the stopper 38 is provided. 78 is set at a fixed position where the front window 4 can be engaged with the unlocking convex portion 75 of the stopper 38 by moving to the closed position.
  • the distal end of the stopper release body 78 has a locking release protrusion of the stopper 38 which is relatively moved by the lowering operation of the front window 4 that closes the front opening 12 of the cabinet 1.
  • An engaging portion 78a for pushing up the portion 75 is formed.
  • a mounting hole 78b for inserting a mounting screw is formed.
  • the link whose lock is released by this stopper releasing body 78 is released.
  • the upper roller 6 constrained in the guide rail 2 is relatively moved from the front window 4 lowered to the closed position.
  • the link lever 32 is pivoted in the direction away from the front window 4
  • the user strip 9 is disposed facing the front in which the user moves.
  • the link lever 32 can be rotated, and the restoring force of the torsion spring 37 moves the roller 6 away from the front window 4. 3, ie, rotate clockwise in FIG. 3.
  • the upper part of the front window 4 is actually 1, with the support of the lower roller 5 as a fulcrum, in the opposite direction to the link levers 132, that is, from FIG. As shown in FIG. 5, it is turned counterclockwise, and it is pressed against the nail strip 9 with a frontal force, almost vertically, and thus, the ⁇ ⁇ Deformation and abrasion of the strip 9 are prevented, sealing performance is ensured, and the link lever 32 is installed.
  • the corner guide 8 (Fig. 20) provided in the conventional guide rail can be eliminated, and the corner when the front window 4 is closed can be eliminated. The operability in the guide can be improved, and the front window 4 can be closed and operated smoothly.
  • the front window 4 can be pressed against the user strip 9 by the pop-up reaction force of the link lever 32 and the reaction force, and the mouthpiece operating force can be increased. Can be reduced.
  • the front window locking device 81 installed in the upper center of the upper part 4 of the front window locking mechanism 84 for the front window locking device is connected to the main body of the cab (front center of the head). ) Is engaged with the striker 85 for the front window locking device installed in the front window 4, and the closed state of the front window 4 is securely fixed.
  • the structure and operation of the front window locking device 81 will be described in detail later with reference to FIGS. 7 to 10.
  • the front window 4 is moved from the ceiling of the cabinet 1 to the closed position of the front opening If.
  • the link lever 32 is maintained in the locked state, and is in the middle of the movement, for example, the front head lb front nose, the head lc (the second As shown in Fig. 3, the link lever 32 is housed within the thickness of the front window 4 as shown by the solid line in FIG. A sufficient gap 11 (Fig. 21) between the front window 4 and the front pad 1c can be ensured, and the front window 4 and the front pad can be secured. Interference with 1c can be prevented.
  • the guide rails 2 and 3 of the roller 6 which is rotatably supported on the upper part of the front window 4 via the link lever mechanism part 22 are As shown in Fig. 22, a separate concave roller guide is welded to the deformed pipe 1p by welding.
  • the outer panel 1op has a guide rail with a preformed inner rail, ° cell 1 ip, as shown in Fig. 6. May be integrated by means of spot welding or the like.
  • FIG. 7 Note that the overall shape of the front window 4 as a window body shown in FIG. 7 is the same as that shown in FIG. 1, and therefore a description thereof will be omitted.
  • Guide rails 2 and 3 for guiding the movement of the front window 4 are also provided from the front opening to the ceiling of the construction machine cap. However, the explanation is omitted.
  • the upper part of the front window 4 is located on the right side of the surface facing the operet, and is gripped when opening and closing the front window 4. There are 23 dollars.
  • a front window opening device 81 as a window body opening device for fixing the front window 4 in a fully closed state as a plurality of fixing means respectively having a front window and a front window opening device. Automatically locks the window 4 in the fully opened state.
  • the front window catch device 82 as a window body catch device and the front window 4 are securely locked in the fully opened state.
  • Safety devices 83 and are provided.
  • the front window lock device 81 includes a front window opening device latch mechanism as a window body opening device latch mechanism provided on the front window 4. 8 4 and the rack for the front window locking device
  • For the front window locking device as a striking force for the window body opening device installed in a fixed position that can be fitted at the fully closed position of the front mechanism 4 and the front mechanism 4 It has a stry force of 85.
  • the front window locking device striker 85 is attached to the front part la of the cabinet 1 via an attachment plate 85a.
  • An opening release lever 86 projects from the front window opening device latch mechanism 84 to a position close to the left side of the handle 23.
  • the front window catch device 82 is a front window catch device as a window body mount device striker provided in the front window 4. And the front window 4 and the front window 4 at the fully open position where the mating force can be fitted at the fixed position on the ceiling of the cap.
  • the latch mechanism 88 for the front window catch device as a latch mechanism for the window body catch device, and the latch for the front window catch device.
  • the U-shaped catch release lever — 89 protruding from the mechanism section 88 — engages with the front window 4 so that the lever 89 engages with the front window 4 at the fully open position. It is provided with a lever operating lever 90 which is provided at the rotating position and operates the catch releasing lever 89.
  • the safety device 83 includes a bracket for attaching the front window catch device latch mechanism 88 to a rear portion of the cap on the ceiling side.
  • a lever engaging portion 91a formed on the front window 91 and a lever rotatably mounted on the front window 4 are provided.
  • the engaging portion 91a is provided with a lever 92 which is independently engaged and disengaged.
  • the bracket 91 has a mounting hole 91c formed in an upper portion of a mounting plate portion 91b bent at a right angle to the lever engagement portion 91a.
  • a latch mechanism 88 for a front window catch device is attached to the bottom plate 91d of the bracket 91 by screws 91e. It is fixed by.
  • a lever 86 for releasing the lock of the front window lock device 81 is provided with a lever operation lever of the front window catch device 82 as shown in FIG.
  • the bar 90 and the lever 92 of the safety device 83 are connected to each other by a port 93 as an interlocking member for interlocking the levers of the respective fixing means arranged on the upper part of the front window 4. Connected.
  • This rod 93 is composed of one rod 93a and the other rod 93b, and the lock release lever is provided on the right end flat portion of one rod 93a.
  • An elongated hole 95 to be loosely fitted with the screw 94 screwed into the screw 86 is provided, and when the lever is rotated through a stroke exceeding the elongated hole 95 This is transmitted to the motive power rod 93a of the lever 86.
  • An oblique portion 96 is provided on the left side of one of the rods 93a, and is bent to the opposite side of the front window 4.
  • the left end flat portion of one of the rods 93a and the right end flat portion of the other rod 93b are fixed by pins 97 for releasing the catch of the front window catch device 82.
  • the lever 89 is operated.
  • the lever operation is pivotally connected to the rear end of the lever 90 by itself.
  • the latch mechanism 84 for the front window locking device includes a flat base 101 and a cover 102.
  • a main body case is formed by welding, and a striker insertion groove 103 into which the strut force 85 for locking the front window is inserted into its cover 102.
  • a striker insertion groove 103 into which the strut force 85 for locking the front window is inserted into its cover 102.
  • two pins 104 and 105 are fitted at oblique positions with the striker insertion groove 103 interposed therebetween, and these pins 104 and 105
  • a lever claw body 106 and a latch claw body 107 on the opposite side are each pivotally supported by the rotation itself.
  • the lever-side pawl body 106 is urged clockwise in FIG. 9 by a torsion spring 108 fitted to the pin 104, and the opposite side of the lever-side pawl body 106.
  • the latch claw 107 is urged in a counterclockwise direction in FIG. 9 by a torsion spring 109 fitted to the pin 105.
  • the lever-side pawl body 106 has a convex portion 112 that engages with a concave portion 111 formed on the opposite latch pawl body 107.
  • the latch claw 107 has an arc-shaped recess 113 having the same shape as the arc-shaped portion of the striker insertion groove 103, and a convex for closing the striker insertion groove 103 by rotating. It has claws 114 and. Via arcuate recess 113 On the opposite side of the protruding claw portion 114, a striking force contact portion 115 pressed by the striding force 85 for the front window locking device is formed. .
  • the base end of the lock release lever 86 is connected to the pin 104 by a connecting plate 116.
  • the striker 85 for the front window lock device is inserted into the stry force insertion groove 103, the striker 85 for the front window lock device is locked.
  • the latch pawl body 107 is piled on the torsion spring 109 by pressing against the striker abutting part 115 of the pawl pawl body 107.
  • the protruding claw 114 protrudes into the stry force insertion groove 103 to rotate the striker 85 for locking the front window. It is held in the innermost part of the groove 103, and the concave part 111 and the convex part 112 are engaged with each other. The force holding state is maintained.
  • the front window catch device 82 is provided on the frame 4a of the front window 4 via an L-shaped bracket 121.
  • the window catch device striking force 87 is attached, while the front window catch attached by the bracket 91 to the ceiling portion of the cabinet.
  • the latch mechanism 88 for the latch device has a pair of latch claws 123 disposed in the main body case 122 in a diagonal direction with two latch claws 123 each.
  • the guide bin 124 is provided to move forward and backward by the guiding action of the guide bin 124.
  • the pair of latch claws 123 are retracted into the main body case 122 when the front window catch installation striking force 87 comes into contact with the front end 123a.
  • the gap between the tips 123a is opened, and the front window catch device striker 87 is inserted into the arc-shaped recess 123b formed inside the tips 123a. It has a holding mechanism (not shown) for holding.
  • the lever 89 for releasing the holding mechanism of the latch claw bodies 123 is opened on one side of the main body case 122. It protrudes outward from the mouth 125 and is curved upward.
  • the upper portion of the lever 89 serves as a pressed portion 126 pressed by the lever operating lever 90.
  • the reno, one operation lever 90 is attached to one side of a bracket 127 fixed to the frame 4a of the front window 4 by a pin 128 so as to be freely rotated. It has been broken.
  • the lever operation lever 90 as shown in FIG. 8, the lever is located on the side opposite to the end connected to the rod 93 by the pin 97 as shown in FIG.
  • a pressing portion 129 for pressing the pressed portion 126 of the lever 89 is bent downward at the distal end.
  • the bracket 127 has a stopper 130 for restricting rotation of the lever operating lever 90 in the counterclockwise direction.
  • the front window 4 is moved to the fully opened position, that is, the front window 4 is moved to the latch mechanism 88 side for the latch device.
  • Window catch device striker 87 Pushes a pair of latch claw bodies 123 by force so as to open them and fits them between arcuate concave portions 123b.
  • the latch claws 123 are closed by the internal spring to hold the strut force 87 for the front window catch device.
  • the thumb of the hand holding the knob 23 is used to release the front window opening device 81.
  • the lever 86 for unlocking the mouth is pulled to the right side in FIG. 7 or FIG. 8, the rod 93a is urged rightward to the pin 97 by the rod 93a.
  • the operating lever 90 is rotated clockwise, and the pressing portion 129 at the tip of the operating lever 90 presses the pressed portion 126 of the latch releasing lever 89 to operate the latch claw body. 123 You will be able to open freely.
  • the lever 92 of the safety device 83 has a lever 131 on the left side of the bracket 127 by a pin 131 on the left side of the bracket 127, as shown in FIG. It is pivotally supported by itself and FIG. 1 is urged in a clockwise direction by a torsion spring 132 fitted to a pin 131 of FIG.
  • the base portion of the lever 92 has a protruding portion 133 protruding therefrom, and the protruding portion 133 is provided by a stopper 134 provided on the power bracket 127. Locked, the rotation of the lever 92 in the clockwise direction is restricted.
  • the lever 92 of the safety device 83 has an inclined portion 135 formed at the distal end to be in contact with the lever engaging portion 91a of the bracket 91, and the inclined portion 135 is formed.
  • An engagement recess 136 that engages with the lever engagement portion 91a is formed on the opposite side of the hook-shaped tip portion via the hook-shaped tip portion.
  • the front window 4 moves in the fully open direction, and the front window catch device striking force 87 is changed to the front window catch.
  • the inclined portion 135 of the lever 92 of the safety device 83 causes the slope 91 of the bracket 91 to move. It comes into contact with the bar engaging portion 91a and is staked by the reaction force received from the lever engaging portion 91a to the urging force of the torsion spring 132. It rotates counterclockwise in Fig. 11 in the elongated hole 98, and when the hook-shaped tip of the inclined portion 135 passes through the lever engaging portion 91a, the torsion is started.
  • the lever operation lever 90 for operating the lever 89 of the front window catch device 82 which is another fixing means, and the lever 92 of the safety device 83 are the same.
  • the latch mechanism 84 for the front window locking device can be directly released by the lever 86 when the front window 4 is fully closed.
  • the lever 89 of the front window catch device 82 is lever-operated via the link 93 for interlocking.
  • the operator in the cab uses a force that does not grasp the window 23 arranged at the upper part of the front window 4 so that the operator can grasp the window 23 by hand.
  • a series of levers 86 89 92 can be easily released and the operability of the front window 4 is improved. it can .
  • the levers 86 89 and 92 can be released by grasping the handle 23, the lever release force and the operation to open the front window 4 can be performed smoothly.
  • release levers 86 and 8992 of each fixed means by grasping handle 23 while closing front window 4. Therefore, the natural fall of the front window 4 can be prevented.
  • the lever 86 of the front window locking device 81 is installed near the handle 23, and the lever 86 is released with a fingertip. If the arrangement relationship between the handle 23, the front window locking device 81, the front window catch device 82 and the safety device 83 is changed, the front window locking device 81 By manually releasing one lever closest to the handle 23 from the front window catching device 82 and the safety device 83, the It is good to be able to release other levers, and when releasing the front window 4 in the fully closed state or releasing it in the fully open state, (1) Operability can be improved by the lever release operation.
  • Guide rails 2 and 3 for guiding the movement of the front window 4 are provided across the front opening of the cap of the construction machine and the ceiling.
  • the front window 4 is provided so as to be movable from the front opening of the cabinet 1 to the ceiling, a detailed description thereof is also omitted.
  • Fig. 14 shows the front window 4 that is housed in the ceiling of the cabinet and is fully opened to prevent the front window 4 from swinging due to play in the width and thickness directions.
  • 6 shows a steady rest device 140.
  • This front window steadying device 140 has a front window bracket 141 as one of the steadying bodies on the side surface of the front window 4, while the cap body is Guide rails located along the ceiling of the cabinet 1 on the inside surface of 1
  • the anti-sway slider 143 as the other anti-sway body is moved in parallel with the guide rail 3 via the anti-sway bracket 142. It is kept as possible.
  • the anti-sway bracket 142 is attached to the inner side surface of the cap body 1 through an attachment hole 144.
  • a guide bin 148 as a means is provided over the left and right side plate portions 147, and is fitted to the left and right side plate portions 147.
  • the anti-sway slider 143 is fitted to the bin 148 in a sliding manner, and a spring fit is formed on one side surface of the anti-sway slider 143.
  • a compression coil spring 150 is fitted between the mounting hole 149 and the opposite side plate portion 147.
  • the steady rest slider 143 is held on the compression coil spring 150 so as to be retractable when engaged with the front window bracket 141.
  • the compression coil spring 150 receives an elastic pressing force opposing the retreating direction more constantly.
  • the front window bracket 141 is formed by bending the left and right portions of the main body plate portion 151 to form the front window 4.
  • the left and right side plate portions 152 and 153 fixed to the arm 4a have different sizes, and the upper portion of the main body plate portion 151 has the upper end size of the side plate portions 152 and 153.
  • the swash plate portion 154 is formed to be bent so as to be joined to a different inclined end portion.
  • the upper surface of the swash plate portion 154 has a width direction (ie, left and right direction) and a thickness direction (ie, upper and lower direction) of the front window 4 with respect to the moving direction of the front window 4.
  • Direction is one of the engagement surfaces 155 inclined in both directions.
  • the anti-sway slider 143 is the anti-sway block.
  • the guide is attached to a main body 156 that is guided in a sliding manner by a planner inner plate 145a and an upper plate 146 formed on the upper part of the mounting plate 145 of the bracket 142.
  • An insertion hole 157 for inserting the bin 148 is formed, and an engagement surface forming portion 158 is provided below the main body 156 so as to protrude from the body, and the engagement surface forming portion 158 is provided.
  • another engagement surface 159 having the same inclined shape and engaging with the engagement surface 155 of the front window bracket 141 is formed.
  • both engagement surfaces 155 and 159 are three-dimensionally inclined in both the width direction and the thickness direction of the front window 4 with respect to the moving direction of the front window 4. Surface.
  • the front window bracket 141 and the anti-sway slider 143 operate just before the front window 4 is fully opened, that is, the opening operation. It is arranged at a predetermined position where it comes into contact with each other immediately before the stoppage.
  • the front window catch device striker 87 is completely captured by the front window catch device latch mechanism 88 and the entire front window 4 is caught by the front window catch device latch mechanism 88.
  • the engagement between the front window bracket 141 and the steady rest slider 143 is not sufficient due to the contraction of the compression coil spring 150.
  • the compression coil spring 150 should provide sufficient steadying reaction force.
  • the steady rest slider 143 which can slide in the steady rest bracket 142 on the cab side is always connected to the compression coil spring 150. Pushed more in direction A
  • the front window 4 moves in the opposite direction B by the opening operation, when the front window 4 approaches the fully opened position, the front window break of the front window 4 is performed.
  • the cut 141 is always in contact with the steady rest slider 143, and the front window 4 is pressed in the width direction and the thickness direction, so that the width of the cap and the front window 4 are reduced. Absorb the variation of width.
  • the engagement surface 155 of the front window bracket 141 and the inclined surface 159 of the engagement surface 159 of the anti-swing slider 143 are formed.
  • these engagement surfaces 155 and 159 overcome the urging force of the compression coil spring 150 and are sufficiently engaged, they may face left and right. Gaps in the upward and downward directions can be eliminated.
  • the roller 5 in the guide rail 3 can be mounted. (Play) can be eliminated.
  • Such a front window steadying device 140 be provided symmetrically on both the left and right sides of the front window 4, but even if only one side has a certain amount of deflection. The stopping effect can be obtained.
  • the front window 4 is tilted in the width direction and the thickness direction of the front window 4 with respect to the moving direction of the front window 4.
  • the engagement surface 155 of the kit 141 and the engagement surface 159 of the steady rest slider 143 are connected by a compression coil.
  • the front window 4 can be pressed from the left and right and from above, and the width accuracy of the cab can be adjusted. Even if there is some variation, it can prevent the front window 4 from oscillating in the width and thickness directions, and especially when the front window 4 is fully opened, it tends to be unstable. The effect is obtained.
  • the steady rest slider 143 which is held by the guide bin 148 so as to be able to retreat in the B direction, is located at an optimum position by the compression coil spring 150. Since the automatic adjustment is performed, the complicated shim adjustment according to the conventional cabin accuracy can be eliminated.
  • a front window bracket 141 is provided on the front window 4 as one of the anti-sway members, and the other is provided on the cab side as the other anti-sway member.
  • the anti-sway slider 143 is provided, the positional relationship between them is reversed.
  • the anti-sway slider 143 is provided on the side of the front window 4 via the anti-sway bracket 142. It is also possible to set up the anti-sway slider 143. Possibility of industrial use
  • the window device of the present invention can be applied to, for example, the cap of a construction machine and a movable window in a small living room, and further, a force applied to a guide rail. It can be widely applied to movable windows.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Window Of Vehicle (AREA)

Abstract

La présente invention concerne un dispositif de fenêtre destiné à la cabine (1) d'un engin de chantier. Ce dispositif comporte des rails guides verticaux (2) et horizontaux (3) allant du pare-brise au toit de la cabine (1). En l'occurrence, des galets (5) montés pivotants dans le bas du pare-brise (4) ainsi que des galets (6) montés pivotants sur la partie haute du pare-brise par un embiellage (22) sont montés amovibles en force dans ces rails de guidage (2, 3), les pièces du mécanisme d'embiellage (22) forçant les bielles (32) à tourner dans un sens faisant que les galets du haut (6) s'écartent du pare-brise (4) ramené en position fermée de façon à appliquer le pare-brise (4) contre un joint d'étanchéité (9) s'opposant à la pénétration de la pluie.
PCT/JP1999/001671 1999-03-31 1999-03-31 Dispositif de fenetre WO2000060179A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP54687199A JP3386821B2 (ja) 1999-03-31 1999-03-31 窓装置
PCT/JP1999/001671 WO2000060179A1 (fr) 1999-03-31 1999-03-31 Dispositif de fenetre
AU30544/99A AU3054499A (en) 1999-03-31 1999-03-31 Window device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1999/001671 WO2000060179A1 (fr) 1999-03-31 1999-03-31 Dispositif de fenetre

Publications (1)

Publication Number Publication Date
WO2000060179A1 true WO2000060179A1 (fr) 2000-10-12

Family

ID=14235332

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1999/001671 WO2000060179A1 (fr) 1999-03-31 1999-03-31 Dispositif de fenetre

Country Status (3)

Country Link
JP (1) JP3386821B2 (fr)
AU (1) AU3054499A (fr)
WO (1) WO2000060179A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009197480A (ja) * 2008-02-21 2009-09-03 Hitachi Constr Mach Co Ltd 建設機械用キャビンの前窓保持装置
CN102486067A (zh) * 2010-12-06 2012-06-06 株式会社安成 上拉打开式窗的锁定装置
US20150123428A1 (en) * 2012-06-18 2015-05-07 Volvo Construction Equipment Ab Cab protection apparatus for construction machinery
CN109403792A (zh) * 2018-12-25 2019-03-01 浙江鸿运来金属科技有限公司 一种无缝焊接窗和加工工艺

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4711440B2 (ja) 2007-05-21 2011-06-29 キャタピラージャパン株式会社 キャブの前窓ロック装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0624243A (ja) * 1992-07-09 1994-02-01 Tomoe Shokai:Kk 建設機械の窓開閉装置
JPH0712608Y2 (ja) * 1990-09-10 1995-03-29 新キャタピラー三菱株式会社 建設機械用運転室前面窓開閉機構における振れ止め装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0712608Y2 (ja) * 1990-09-10 1995-03-29 新キャタピラー三菱株式会社 建設機械用運転室前面窓開閉機構における振れ止め装置
JPH0624243A (ja) * 1992-07-09 1994-02-01 Tomoe Shokai:Kk 建設機械の窓開閉装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009197480A (ja) * 2008-02-21 2009-09-03 Hitachi Constr Mach Co Ltd 建設機械用キャビンの前窓保持装置
CN102486067A (zh) * 2010-12-06 2012-06-06 株式会社安成 上拉打开式窗的锁定装置
CN102486067B (zh) * 2010-12-06 2015-11-18 株式会社安成 上拉打开式窗的锁定装置
US20150123428A1 (en) * 2012-06-18 2015-05-07 Volvo Construction Equipment Ab Cab protection apparatus for construction machinery
CN109403792A (zh) * 2018-12-25 2019-03-01 浙江鸿运来金属科技有限公司 一种无缝焊接窗和加工工艺

Also Published As

Publication number Publication date
JP3386821B2 (ja) 2003-03-17
AU3054499A (en) 2000-10-23

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