JP2001182424A - Pivoting part structure in rotary member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a pivoting part structure in a rotary member extremely easily performing installing work in a short time without using any separate member, being easily unseparable after being installed once and capable of minimizing a cost increase. SOLUTION: In this pivoting part structure for rotatably connecting a rotary member 2 to a plate body 1, an elongate hole 3 continuously having a wide part 5 and a narrow part 6 in the lengthwise direction is formed in the plate body; an elastic piece 7 is arranged so as to extend up to the vicinity of the narrow part from a tail end part 5A of the wide part in the elongate hole; a shaft part 8 having a diameter slightly smaller than a hole width of the narrow part and a shaft body 4 having on the tip a head part 9 having a diameter larger than the hole width of the narrow part and slightly smaller than a hole width of the wide part are projected in a proper place of the rotary member; the shaft body is pushed in from the wide part while elastically deforming the elastic piece; and is slidingly moved to the narrow part to be installed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pivoting structure for rotatably connecting a pivoting member to a plate body. The present invention relates to a pivot portion structure of a rotating member used for a mechanism unit that opens and closes in conjunction with the pivot unit.

[0002]

2. Description of the Related Art Conventionally, various types of pivoting structures for pivotally connecting a pivoting member to a plate have been provided. For example, a shaft hole is formed in a plate body, and after a shaft portion provided on a rotating member is rotatably inserted, a nut is screwed into a tip portion of the shaft portion passing through the shaft hole as a retaining means. , Split pin, C ring, E
A structure in which a ring or the like is fitted is adopted.

Further, a dharma hole in which a small hole portion and a large hole portion are formed continuously is formed in the plate body without using a reliable retaining means, and the turning member has a diameter smaller than that of the small hole portion. A shaft having a slightly larger shaft and a head having a head whose diameter is larger than the small hole and slightly smaller than the large hole at the tip thereof is protruded, and the shaft is inserted from the large hole, There is also provided a simple pivot structure which is mounted by being dropped into a small hole.

[0004] However, the former structure using the retaining means requires a separate member constituting the retaining means in spite of easy processing of the shaft hole, and the connecting work is troublesome and costly. Becomes On the other hand, the latter structure in which the retaining means is not used is advantageous in terms of cost, but there is a possibility that the shaft body may come off unexpectedly from the daruma hole during use, and it is hardly ideal.

[0005]

SUMMARY OF THE INVENTION In view of the above-mentioned situation, the present invention is intended to solve the above problem without using any separate member, so that the assembling operation can be performed very simply and in a short time, and once mounted. It is another object of the present invention to provide a pivoting portion structure of a rotating member which can be easily separated after the above operation and can minimize cost increase.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a pivoting portion structure for rotatably connecting a rotating member to a plate, wherein the plate has a wide width in the longitudinal direction. And a narrow hole formed continuously with the narrow portion, and a projecting piece extending from the end of the wide portion to the vicinity of the narrow portion in the long hole is provided. Is provided with a shaft having a shaft portion slightly smaller than the hole width of the narrow portion and a shaft body having a head whose diameter is larger than the hole width of the narrow portion and slightly smaller than the hole width of the wide portion. Then, the shaft body is pushed in from the wide portion while elastically deforming the elastic piece, and is slid and moved to the narrow portion to form a pivoting portion structure in a rotating member mounted.

Here, when the shaft body once mounted in the narrow portion of the elongated hole moves in the direction of the wide portion, at least a part of the head is positioned at the narrow portion. It is a preferred embodiment that the tip of the bullet is set so as to abut on the shaft portion in a state of overlapping with the edge of the hole.

Further, when the rotating member is used in a state of intersecting with the longitudinal direction of the elongated hole and exerting a force on one of the longitudinal directions of the rotating member, the direction of the force acting on the rotating member is changed. It is a more preferred embodiment that an engagement concave portion for receiving the shaft portion is formed at a part of a hole edge portion of the narrow portion.

An example of a preferred application example of the present invention is a part of one of the three doors which is provided at the opening of the cabinet body so as to be able to be pulled out and located outside. And the guide member of the guide member provided in the vertical direction on the back surface of the two door bodies where the rotating member remains has an end portion opposite to the pivotally attached portion and the intermediate portion engaged and guided, and the three door bodies are provided. This is an interlocking member for opening and closing in conjunction with.

[0010]

Next, embodiments of the present invention will be described in more detail with reference to the accompanying drawings. 1 and 2 show an embodiment of a pivoting portion structure in a rotating member of the present invention. In the drawings, reference numeral 1 denotes a plate, 2 denotes a rotating member, 3 denotes a long hole, and 4 denotes a shaft. I have.

In other words, the present invention is a pivot structure for pivotally connecting the pivot member 2 to the plate 1, wherein a wide portion 5 and a narrow portion 6 are continuous with the plate 1 in the longitudinal direction. Slot 3 provided
And the end portion 5 of the wide portion 5 in the elongated hole 3.
A shaft piece 8 having a diameter slightly smaller than the hole width of the narrow portion 6 is provided at an appropriate position of the rotating member 2 at the appropriate position of the rotating member 2, and the diameter of the narrow portion is provided at the tip thereof. A shaft body 4 having a head 9 larger than the hole width of the width part 6 and slightly smaller than the hole width of the wide part 5 is protruded, and the rod 4 is elastically deformed from the wide part 5 by the elastic body 7. It is attached by sliding it into the narrow portion 6 while pushing it down.

More specifically, the position of the tip 7A of the elastic piece 7 is changed to the position of the head 9 when the shaft 4 once mounted in the narrow portion 6 of the long hole 3 moves in the direction of the wide portion 5. The tip 7A of the elastic piece 7 is set so as to abut the shaft 8 in a state where at least a part of the elastic piece 7 overlaps the edge of the hole of the narrow portion 6. In this way, even if the shaft body 4 is unexpectedly moved in the direction of the wide portion 5 after being temporarily attached to the narrow portion 6 of the long hole 3 so as to be rotatable, the tip 7A of the resilient piece 7 can be used. The shaft portion 8 is stopped and the head 9 does not reach the wide portion 5 completely, so that the shaft body 4 does not easily fall out of the long hole 3.

Further, when the rotating member 2 is used in a state of intersecting with the longitudinal direction of the long hole 3 and applying a force to one of the longitudinal directions of the rotating member 2, the force of the rotating member 2 is reduced. The shaft portion 8 is provided at a part of the hole edge portion of the narrow portion 6 in the acting direction.
Is formed, the movement of the shaft portion 8 can be regulated while the shaft portion 8 is being used by being received in the engagement recess portion 10, so that a more stable rotation can be achieved. Moving operation can be performed.

The plate 1 is made of a steel plate.
Since the elongated hole 3 and the elastic piece 7 can be formed by a single press working, the number of manufacturing steps does not increase. still,
The length of the bullet 7 is appropriately determined under the condition of elastic deformation within the range of the deformation of the tip 7A. For example, in the case of the present embodiment, since the protruding height of the shaft body 4 is 3.4 mm, the length of the bullet 7A is set to at least 40 mm or more.

Next, a specific application example of the pivot portion structure in the rotating member according to the present invention will be described with reference to FIGS.
First, FIG. 3 shows an opening 11A of the cabinet body 11.
Cabinet in which three doors 12, 13, 14 can be pulled along rails 15,... As guide means disposed above and below the opening 11A, and disposed in front and rear in the depth direction, respectively. It is shown.

The three doors 12, 13, 14 are opened and closed by opening or closing one of the left and right doors 12, 14 so that the door 13 located at the center is opened and closed in conjunction with the door. Make up. That is, when the cabinet is viewed from the front in FIG.
One end of a plate-shaped interlocking member 16 as the turning member 2 is pivotally attached to the lower portion on the inner side of the back surface of the interlocking member 16 so as to be swingable about a horizontal axis center by the above-mentioned pivoting portion structure N. Rollers 17 are respectively attached to the middle part and the other end part in the longitudinal direction of the door, and these rollers 17, 17 are provided on the remaining door bodies 12, 13, and the vertical guide grooves 18M, 19M of the guide members 18, 19 provided on the remaining door bodies 12, 13. Are respectively movably engaged. Therefore, for example, the door 1 located on the left side
By opening the handle 20 with the handle 20, the interlocking member 16 is swung about the pivot structure S so that the other end thereof is located above, and the door 13 located at the center is accordingly moved. Moving toward the opening side, as shown in FIG. 4A, the doors 3 and 4 overlap with the back surface of the door 2 located on the right side and are opened. FIG. 4B shows a state where the door body 12 located on the right side is opened by holding the handle 20. The left and right widths of the doors 12, 13, and 14 may be configured to have the same size, or the left and right widths of some of the doors may be different from each other. Door body 12,
You may comprise so that the dimension of the left-right width of 13 and 14 may differ. Further, although the opening and closing operation is performed from either of the left and right doors 12 and 14, the door at one end may be fixed and only the door at the other end may be opened and closed.

As shown in FIGS. 5, 6 and 7, the shaft 4 protruding from the end of the interlocking member 16 as described above is formed at the lower portion inside the rear surface of the door 14. The elastic piece 7 is pushed in from the wide portion 5 of the long hole 3 while being elastically deformed, and is slid into the narrow portion 6 for mounting.
At the same time, by attaching the guide members 18 and 19 to the back surfaces of the doors 12 and 13 on the same end as the pivoting portion structure S, the interlocking member 16 is connected to the ends of the doors 12 and 14 on both sides. The size of the interlocking member 16 can be reduced as compared with a case where the interlocking member 16 is provided over each other, and the swing angle of the interlocking member 16 can be suppressed to be small for the amount of movement of the door body in the left-right direction. Pivot structure S of the interlocking member 16
Are provided on the opposite side to the above, that is, on the lower side of the outside of the back surface of the door body 14, and the guide members 18 and 19 are attached to the back surfaces of the door bodies 12 and 13 on the same end side as the pivot portion S. May be implemented. In the operation of closing the doors 12, 13, and 14, if the frictional resistance is small, the doors may naturally move in the closing direction due to the weight of the interlocking member 16.

As shown in FIGS. 5 and 6, the guide members 18 and 19 are directly welded to the back surfaces of the doors 13 and 12, respectively. And a guide groove 18M.
It is formed in a substantially C-shape in cross-section by a letter-shaped plate material, thereby reducing the number of parts and ensuring strength. The guide member 19 is formed by connecting a member having a substantially C-shaped cross section to the side edge portion 2 of the door body 12.
2 is welded along the inner side of the rim 2 to reinforce the side edge portion 22. The roller 17 located at the end is inserted into the guide member 19 from the upper opening 19A of the guide member 19, and the roller 17 located at the center is inserted into the guide member 18 from the central opening 18A of the guide member 18. Thus, the rollers 17, 17 are set. 2 shown in the figure
3 and 23 engage with the rails 15, respectively, to guide the doors 12, 13, 14 to move.
A pair of rollers provided at the lower portions of the doors 13, 13, and 14, respectively.
The rollers 23, 23 may be omitted, and grooves for engaging the rails 15,... May be provided at the upper and lower ends of the doors 12, 13, 14, respectively. Doors 12, 13, 1
The guide means for guiding the movement of 4 is not limited to these.

As shown in FIG. 6, a support shaft 24 for rotatably supporting the rollers 17 projects largely inward from the interlocking member 16 as shown in FIG. Then, as shown in FIG. 7, a lock 25 that locks to the protruding portion of the support shaft 24 in the closed state of the door body is a door body 1 located at the right end.
2 attached. The lock 25 includes a lock body 26,
And a locking member 27 that is rocked by a rotation operation of a key (not shown) and locked to the protruding portion of the support shaft 24. Therefore, a key (not shown) is attached to the lock body 26 from the direction of arrow Z in the figure.
5 and rotated 180 degrees counterclockwise, the locking member 27 at the position shown in FIG. 5 is rotated 180 degrees in the same direction until it is locked to the protrusion of the support shaft 24 as shown in FIG. Rotate degrees. The rotation angle of the locking member 27 may be set to any angle other than 180 degrees, such as 45 degrees, 90 degrees, and 135 degrees. Thus, the locking member 2
7 is locked to the protruding portion of the support shaft 24,
Is prevented from moving upward, so that the door cannot be opened. In order to allow the door to be opened, the key (not shown) is rotated 180 degrees in the opposite direction (clockwise) to the above direction, so that the locking member 27 The lock is released from the protrusion. The specific configuration of the lock 25 and the swing angle of the locking member 27 are not limited to those described above. By attaching the lock 25 to the door 2 located at the right end, the key can be easily operated without bending the waist. However, the lock 25 may be attached to the door 13 located in the middle, The lock 25 may be attached to both the door body 12 located at the right end and the door body 13 located in the middle. When operating the lock 25 attached to the door 13 located in the middle, the waist is slightly bent. Further, when the pivot structure S is provided on the door body 12 located at the right end,
The lock 25 is attached to the door 14 located at the left end.

Next, the structure of the handle 20 will be described with reference to FIGS. 5, 9 and 10. FIG. The handle 20 constitutes a latch device 30 together with the operating rod 28 and the bracket body 29. That is, the latch device 30 includes an operating rod 28 that extends vertically outside the handle 20 and an insertion hole 32 that extends horizontally from a lower end of the operating rod 28 and is formed in an edge of a vertical side frame 31. It is formed in an L-shape when viewed from the front by a latch portion 34 which engages and disengages with a hole-shaped engaging portion 33 in the vertical frame 11B of the cabinet body 11 through the intermediary. Then, the operating rod 28
One side plate 20 of the handle 20
A insertion hole 3 pierced from A to a part of bottom plate portion 20B
A handle 36 is formed integrally with the handle 20 so as to reach the inside of the handle 20 from the handle 5, and a plate-like attachment is formed from the lower surface of the latch portion 34 or the vicinity of the base of the operating rod 28 and the latch portion 34. A biasing spring 37 is provided so as to project integrally.

The bracket body 29 is a vertically long member for vertically attaching the latch device 30 to a handle. The bracket body 29 has upper and lower side plates on the handle 20. Engagement claws 39, 39 on the piece that engage with the concave engagement portions 38 formed in the recesses 20A, 20A protrude, and a plate-like contact portion 29A extending from the bracket body 29 is Asperities are fitted to the opening edge of the bottom plate 20B. The upper and lower ends of the bracket body 29 are provided with shaft holes 4 provided near the root of the operating rod 28 and the latch 34.
Shaft pins 41, 41 for rotatably engaging 0 are protruded integrally. The lower operating rod 28 shown in FIG.
In the case where the handle 20 is attached to the left end handle 20 of the left door body 14, the handle 20 having the same shape is turned upside down using the operating rod 28 shown in FIG. 3
The handle 20 and the bracket body 29 can be shared by mounting the bracket 20 on the handle 20 by mounting the bracket body 29 upside down on the handle 20 by mounting the bracket body 29 upside down.

A shaft hole 40 and a shaft pin 41 are formed in the bracket body 29.
When the distal end (free end side) of the biasing spring 37 of the latch device 30 which is mounted to be vertically rotatable through the abutment with the regulating piece 42 formed in the inner edge of the bracket body 29 and having an L-shaped cross section,
The latch portion 34 of the latch device 30 is constantly urged downward. In this state, the door body 12 approaches the vertical frame 11B of the cabinet body 11 so that the opening 11
When A is tightened, the latch portion 34 is pressed against the urging spring 37.
After the front end side of the head has once moved upward, it is fitted into the engaging portion 33 (see the solid line state in FIG. 10), and the door 12 does not open carelessly.

When the door 12 is opened, the operator holds the handle 2
A finger is inserted into 0 and moved away from the vertical frame 11B. At this time, the finger is hooked on the handle portion 36 to rotate the operating rod 28 away from the side plate portion 20 </ b> A of the handle 20, and the latch portion 34 against the force of the biasing spring 37.
Is pivoted upward and disengaged from the engaging portion 33, so that the operation of moving the door body 12 in the opening direction and the operation of releasing the latch can be performed at once.

Lastly, the mounting structure of the decorative panel 43 to be mounted on the side surface 11C of the cabinet body 11 will be described with reference to FIGS. 11 and 12. However, the present invention is not limited to the decorative panel 43. It can be applied when mounting. At the upper part of the side surface 11C of the cabinet body 11, a hanger member 44 is horizontally provided by screwing, and upward hooks 45, 45 are formed at both ends of the hanger member 44, and at the both side parts at the lower part of the side surface 11C. , Mounting holes 46, 46 penetrating inside and outside. And on the upper part of the decorative panel 43,
A locking member 47 is laid horizontally in a buried state so as to correspond to the hanger member 44, and locking holes 48, 48 for locking the upward hooks 45, 45 are formed on both sides of the locking member 47. ing. At the lower part of the decorative panel 43, a fixing member 49 is laid horizontally in a buried state, and on both sides of the fixing member 49, the cabinet main body 11 is inserted into the mounting holes 46, 46.
Screw holes 5 for screwing the screws 50, 50 through from inside
1, 51 are formed. It should be noted that the fixing member 49 may simply be formed with a through-hole, and an onyme nut may be embedded inside the decorative panel 43.

[0025]

According to the first aspect of the present invention,
A pivoting part structure for rotatably connecting a rotating member to the plate body, wherein the plate body has a long hole provided with a continuous wide portion and a narrow portion in a longitudinal direction, and the long hole is formed. A projecting piece extending from the terminal end of the wide portion to the vicinity of the narrow portion is provided, and a shaft portion having a diameter slightly smaller than the hole width of the narrow portion at an appropriate position of the rotating member and a diameter at the tip thereof are provided. A shaft having a head that is larger than the hole width of the narrow portion and slightly smaller than the hole width of the wide portion is protruded, and the shaft is pushed in from the wide portion while elastically deforming a bullet. Since the unit is slid and mounted on the unit, it can be assembled very easily and in a short time without using any separate member. Can be minimized.

According to the second aspect, when the shaft once mounted in the narrow portion of the long hole moves in the direction of the wide portion, the shaft portion is securely stopped by the tip of the bullet. The shaft does not come off the slot at all.

According to the third aspect, the use condition is extremely stable, and the movement of the shaft in the direction of the wide portion is restricted, so that the shaft together with the elastic piece can be prevented from coming off.

According to the fourth aspect, the operation of opening and closing the three doors provided in the opening of the cabinet main body in a pullable manner can be performed smoothly and reliably, and the cabinet main body can be easily assembled. become.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a main part showing a pivot portion structure of the present invention.

FIG. 2 is a front view of a main part showing an assembled state.

FIG. 3 is a partial simplified cross-sectional view of the cabinet body showing a state where a door body is closed.

FIG. 4A is a partially simplified cross-sectional view of a cabinet body in which a door body is moved rightward to be in an open state, and FIG. 4B is a partially simplified cross-sectional view of cabinet body in which door body is moved to a left side to be in an open state. FIG.

FIG. 5 is a rear view of the door body.

FIG. 6 is a partially omitted exploded plan view of the door body.

FIG. 7 is a longitudinal sectional view showing an attachment portion of the lock.

FIG. 8 is a longitudinal sectional view showing a pivotal portion of the interlocking agent.

FIG. 9 is an exploded perspective view of the handle.

FIG. 10 is a partial front view of the same assembled state.

FIG. 11 is an exploded perspective view showing a mounting structure of a decorative panel mounted on a side surface of the cabinet body.

FIG. 12 is a longitudinal sectional view of the same.

[Explanation of symbols]

 S Structure of pivot portion 1 Plate 2 Rotating member 3 Long hole 4 Shaft 5 Wide width 6 Narrow width 7 Bullet 8 Shaft 9 Head 10 Engagement recess 11 Cabinet body 11A Opening 12, 13, 14 Door Body (plate 1) 15 Rail 16 Interlocking member (rotating member 2) 17 Roller 18, 19 Guide member 18A Opening 19A Upper opening 18M, 19M Guide groove 20 Handle 21, 22 Side edge 23 Roller 24 Support shaft 25 Lock 26 Lock body 27 Locking member

Claims (4)

[Claims] 1. A pivot structure in which a rotating member is rotatably connected to a plate, wherein the plate has an elongated hole provided with a wide portion and a narrow portion continuous in a longitudinal direction. In addition, a projecting piece extending from the end of the wide portion to the vicinity of the narrow portion in the long hole is provided, and a shaft portion whose diameter is slightly smaller than the hole width of the narrow portion is provided at an appropriate position of the rotating member. At the tip, a shaft having a head whose diameter is larger than the hole width of the narrow portion and slightly smaller than the hole width of the wide portion is projected, and the shaft is elastically deformed from the wide portion while elastically deforming a bullet. The pivoting member structure of the rotating member, wherein the pivoting member is pushed and slid to the narrow portion for mounting. 2. The tip position of the bullet piece is determined when the shaft once attached to the narrow portion of the long hole moves in the direction of the wide portion.
2. A pivoting part structure in a rotating member according to claim 1, wherein a tip of said resilient piece is set to abut on a shaft part in a state where at least a part of said head overlaps a hole edge of said narrow part. . 3. When the rotating member is used in a state of intersecting with the longitudinal direction of the slot and exerting a force on one of the longitudinal directions of the rotating member, the direction in which the force of the rotating member acts is used. 3. The pivot structure according to claim 1, wherein an engagement recess for receiving the shaft portion is formed at a part of a hole edge of the narrow portion. 4. The two plate members, wherein the plate member is a part of one door member located outside of three door members provided so as to be able to be pulled in an opening of the cabinet body, and the rotating member remains. Interlocking member for opening and closing the three doors in an interlocking manner by engaging the guide groove of the guide member provided on the back surface of the door body in the vertical direction with the end opposite to the pivoting portion and the intermediate portion. The pivoting part structure in the rotating member according to any one of claims 1 to 3.