JP2010283068A - Cover body engagement structure for cabinet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an engagement structure of a cover body 3 in a cabinet 1, which has a simple structure and facilitates attachment operation of the cover body. <P>SOLUTION: The cover body 3 is fixed to a back plate 2 by engagingly locking an engagement fitting which rotates in interlocking with turning operation of a handle for opening and closing the cover body 3 into a cutout 13 provided on the back plate. The cutout 13 on the back plate 2 is provided on a horizontal surface and formed in a substantially protruding shape so that an introduction portion 13a is narrower than a locking portion 13b. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a cover body hooking structure for a cabinet in which an apparatus is placed on a flat back plate and a front surface of the back plate is covered with a box-shaped cover body.

  A cabinet for storing communication devices and electrical devices is composed of a base on which devices are arranged and a door body covering the front surface. In the cabinet according to the present invention, the door body can be attached to and detached from the base, and the engagement of the door body with the base is performed by a turning operation of a handle provided on the door body. In such a cabinet, a tongue piece is provided on the inside of the handle, and the tongue piece also rotates in conjunction with the turning operation of the handle and is locked to the edge of the base of the cabinet. It was a structure that closed the body to the base.

JP 2007-46367 A

  When the door body is locked to the base by the above conventional method, the tongue piece interlocking with the handle only hangs on the edge of the base, so the position is not fixed and the door body is closed in front of the base. Requires a fine alignment and the work is complicated.

  Alternatively, in order to lock the tongue piece at a fixed position, it is necessary to provide a metal fitting for positioning, which is one of the factors that increase the manufacturing cost.

  In the conventional handle device, since the tongue piece is locked to the portion extending to the inside of the base, it is necessary to secure a space inside the cabinet for rotating the handle lever and the tongue piece, and there are many storage devices. In some cases, there is a risk of interference with the installation of the device.

  Therefore, the present invention has an object to provide a cover body hooking structure of a cabinet that has a simple structure and can be easily attached to the cover body, and the structure rotates in conjunction with a turning operation of a handle that opens and closes the cover body. The cover is fixed to the back plate by locking the hook fitting to the notch provided on the back plate, and the notch provided on the back plate is provided on the horizontal surface and the introduction portion is the lock portion. It is narrower and has a substantially convex shape.

  In addition, the hook metal fitting has a substantially center at the center of rotation, the guide portion for rotation of the hook metal fitting has a substantially arc shape, and is provided with a locking projection that vertically locks the notch when the handle is closed. It is characterized by that.

  The cover body hooking structure of the cabinet according to the present invention is such that the cover body is attached to the notch provided on the back plate by the hook fitting that rotates in conjunction with the turning operation of the handle that opens and closes the cover body. The notch provided on the back plate is provided on the horizontal plane, and the introduction portion is narrower than the locking portion and formed in a substantially convex shape, so that the hooking position of the hook on the back plate is constant. Yes, the cover body can be positioned to the mounting position of the back plate at the same time, and can be easily mounted. In addition, the notch formed in a substantially convex shape makes it possible to regulate the movement of the cover body not only in the front-rear and up-down direction but also in the left-right direction with respect to the back plate, so that the cover body can be stably Can be closed. Because the hook is locked to the edge of the back plate in the depth direction, the handle can be attached to the top of the cover body, increasing the space where cabinet equipment can be placed and making limited space available It becomes possible to utilize.

  In addition, the hook metal fitting has a substantially center at the center of rotation, the guide portion for rotation of the hook metal fitting has a substantially arc shape, and is provided with a locking projection that vertically locks the notch when the handle is closed. Therefore, when the handle is rotated, the hook metal fittings operate smoothly. Further, since the locking projections are locked to the notch from above and below, the cover body can be securely closed to the back plate. Because the hook is locked to the edge of the back plate in the depth direction, the handle can be attached to the top of the cover body, increasing the space where cabinet equipment can be placed and making limited space available It becomes possible to utilize.

It is explanatory drawing which shows the cabinet which concerns on this invention of the state which closed the cover body to the backplate. It is explanatory drawing which shows the cabinet of the state which removed the cover body in FIG. It is explanatory drawing which shows the state seen from the back side in FIG. It is side surface sectional drawing of a handle | steering-wheel part. It is a partial perspective view which shows the open state and closed state of a handle | steering-wheel part.

  An embodiment of a cabinet cover body hooking structure according to the present invention will be described with reference to the accompanying drawings of FIGS.

  The cabinet 1 is configured by covering the front surface of a flat plate 2 with a box-shaped cover body 3. A handle 4 that rotates is attached to the cover body 3. A handle lever 5 is provided on the front side, and a hook metal fitting 7 is provided inside the cover body 3 via a spacer 6. The cover body 3 is deep, and a spacer 6 is attached to interlock the hook metal fitting 7 with the operation of the handle 4 provided on the cover body 3. A claw 8 for locking the cover body 3 to the back plate 2 is formed at a portion of the cover body 3 facing the back plate 2.

  In the cabinet 1 shown in FIG. 1 to FIG. 3, the back plate 2 has a device mounting plate 9 for mounting devices on the back side inside. In addition, wiring ports 10 may be provided on the upper and lower surfaces of the back plate 2. A frame portion 11 is bent at the periphery of the back plate 2 to prevent intrusion of water and dust, and a locking portion 12 is formed on the frame portion 11 so as to face the claw 8 formed also on the cover body 3. Yes. The back plate 2 is provided with a notch 13 on the horizontal plane at a position facing the hook 7 provided on the cover body 3.

  The notch 13 is formed in a substantially convex shape with a narrow front side and a wide back side. A narrow portion on the front side is an introduction portion 13 a of the hook metal 7 provided on the cover body 3, and a wide portion on the back side is an engaging portion 13 b of the hook metal 7.

  The operation of attaching the cover body 3 to the back plate 2 will be described with reference to FIG. When the handle 4 is provided on the upper side of the cabinet 1, the handle 4 is in an open state while the lower claw 8 on the lower side of the cover body 3 is hooked on the lower locking portion 12 on the back plate 2 and is positioned temporarily. Close the cover body 3. The hook 7 of the cover body 3 enters the locking portion 13b through the introduction portion 13a of the notch 13 in the open state in conjunction with the handle operation. By rotating the handle 4, the cover 3 is locked to the locking portion 13 b of the notch 13, and the cover body 3 is closed to the back plate 2.

  The hook 7 rotates within the range of the notch 13, and the notch 13 is formed in a substantially convex shape. Therefore, when the cabinet 1 is viewed from the front, the movement of the hook 7 in the left-right direction and the front-rear direction is restricted. To do. When the cover body 3 is closed to the back plate 2, the cover body 3 can be easily attached to the front surface of the back plate 2 with a simple structure.

  Next, the hook metal fitting 7 attached to the cover body 3 will be described. The hook metal fitting 7 is arranged at the center of rotation at the center of rotation, and is attached to the handle 4 via a spacer 6. With the cover body 3 closed, the length of the spacer 6 is adjusted so as to be engaged with the notch 13 provided in the back plate 2. The hook metal fitting 7 is formed with locking protrusions 14 and 14 that can be locked to the notch 13 from the upper and lower sides, respectively, on the end portion based on a substantially elliptical metal fitting. An arc portion from one locking projection 14 to the other locking projection 14 is a guide portion 15 that rotates the hook metal 7 along the notch 13 when rotated.

  When the handle 4 is rotated to the open position, the hook 7 is in the direction of the long axis up and down, and passes through the introduction portion 13a of the notch 13 in this state. When the handle 4 is rotated in the closed state, the hook 15 is smoothly rotated along the notch 13 at the guide portion 15. When the handle 4 is in the closed state, the hook 7 is in the direction of a short axis in the vertical direction, the locking projections 14 are locked to the notch 13 from above and below, and the cover body 3 is closed to the back plate 2. To do.

  Since the latching protrusion 14 is formed on the hook metal 7, the vertical movement of the metal hook 7 is also restricted when the cabinet 1 is viewed from the front. When the cover body 3 is closed to the back plate 2, the cover body 3 can be easily attached to the front surface of the back plate 2 with a simple structure.

DESCRIPTION OF SYMBOLS 1 Cabinet 2 Back plate 3 Cover body 4 Handle 5 Handle lever 6 Spacer 7 Hook metal fitting 8 Claw 9 Equipment attachment board 10 Wiring port 11 Frame part 12 Locking part 13 Notch 13a Introduction part 13b Locking part 14 Locking protrusion 15 Guide Part

Claims (2)

  A cabinet cover body hooking structure in which a device is placed on a flat back plate and the front surface of the back plate is covered with a box-shaped cover body, and the handle is turned to open and close. An interlocking and rotating hook is locked to the notch provided on the back plate to fix the cover body to the back plate, and the notch provided on the back plate is provided on a horizontal plane. The cabinet cover hooking structure, wherein the introduction portion is narrower than the locking portion and is formed in a substantially convex shape.   The cabinet cover body hooking structure, wherein the hook metal fitting has a substantially center of rotation, the guide portion for rotation of the hook metal fitting has a substantially arcuate shape, and the handle is closed when the handle is closed. The cover cover hooking structure for a cabinet according to claim 1, wherein a locking projection for vertically locking the notch is provided.

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