JP4785200B2 - Pull-out shelf - Google Patents

Description

  The present invention relates to a pull-out shelf (device mounting drawer shelf) used in a rack for housing heavy equipment such as acoustic equipment, communication equipment, and electronic equipment.

  In order to accommodate a plurality of electronic devices such as an audio device, a communication device, or a measurement device in a centralized manner, for example, a standard 19-inch rack 101 as shown in FIG. 5 is used. If the device 103 is screwed directly to the frame 102 of the rack 101 and the device 103 is accommodated in the rack 101, the installation and removal of the device 103 will take time and maintenance work, although the cost is low. There is a problem that the nature is extremely bad.

  As a solution to this problem, there is a pull-out shelf 104. Such a shelf can be pulled out to the front of the rack 101 (in the direction of arrow F), and devices (not shown) can be placed on the shelf and then returned to the original position to accommodate the devices.

  In addition, the devices placed on the pull-out shelf 104 and accommodated in the rack 101 in this way can be removed by pulling the pull-out shelf 104 forward of the rack 101 in the same manner as when accommodated. Since the work can be performed in a state where the pull-out shelf 104 is pulled out to the front of the rack 101, the workability can be greatly improved as compared with the direct screwing method.

  An example of a conventional pull-out shelf 104 is disclosed in Patent Document 1. As shown in FIG. 6, recesses 106 (106 a, 106 b) for placing equipment feet are provided on both sides of the equipment placement surface 105 of the pull-out shelf 104, and the equipment feet are placed in the recesses 106. A foot fixing bracket 107 for fixing is provided to be adjustable.

  The foot fixing bracket 107 has a Z-shaped cross section, and has a contact portion 108 formed in an arc shape so that a foot portion of heavy equipment can be contacted, and a base portion 109 in contact with the recess 106. The base portion 109 is moved on several slits 110 formed in the concave portion 106 to adjust the attachment position, and the long hole 111 provided in the base portion 109 is fixed in a state of being aligned with the slit 110. Yes.

  In such a conventional pull-out shelf 104, the foot of the device is firmly fixed by adjusting the mounting position of the foot fixing bracket 107 so that the arcuate contact portion 108 matches the foot position of the device to be placed. Therefore, even if a push button operation or the like is performed on the device, for example, the device can be prevented from being shifted backward, and the device can be removed from the pull-out shelf 104 by pulling out the pull-out shelf 104 or by vibration such as an earthquake. It can also be prevented from falling.

However, in such a conventional pull-out shelf 104, when the device is fixed, each of the four foot fixing brackets 107 has an arcuate contact portion 108 that matches the foot position of the device to be placed. There is a problem that positioning adjustments in the left-right direction and the front-rear direction must be made, and it takes time and effort for positioning.
Japanese Patent No. 3599220

In this way, the conventional pull-out shelf can fix the foot of the device firmly by adjusting the mounting position of the foot fixing bracket, but for each of the four foot fixing brackets, the left and right direction and the front and rear direction Therefore, there is a problem in that it takes time for positioning.
The present invention aims to solve such problems.

  In order to solve the above problems, in the present invention, an equipment foot fixing bracket positioning member is arranged to be movable in the front-rear direction on each of the front side and the rear side of the equipment placement surface, and a positioning fixing mechanism in place is provided. Further, a pull-out shelf is proposed in which equipment foot fixing brackets are arranged at both ends of each equipment foot fixing bracket positioning member so as to be movable in the left-right direction, and a positioning fixing mechanism in place is provided.

  In the above configuration, the present invention has a pair of front and rear guide grooves formed in parallel on each of the front side and the rear side of the device mounting surface, and a through hole of a male screw member is provided in the device foot fixing bracket positioning member. Provided is a pull-out shelf having a fixing mechanism that is provided and positioned at an appropriate position by inserting a male screw member through a guide groove and a through hole and screwing the male screw member into the female screw member.

According to the present invention, in the above configuration, a pair of left and right guide grooves are formed in parallel on both ends of the equipment foot fixing bracket positioning member, and a through hole of a male screw member is provided in the equipment foot fixing bracket. The present invention proposes a pull-out shelf having a fixing mechanism in which a member is passed through a guide groove and a through-hole and screwed into a female screw member to be positioned at an appropriate position.

  In the pull-out shelf of the present invention, the device foot fixing bracket positioning members are arranged on the front side and the rear side of the device mounting surface so as to be movable in the front-rear direction, and are provided with positioning fixing mechanisms at appropriate positions. At both ends of the fixing bracket positioning member, the equipment foot fixing bracket is arranged so as to be movable in the left-right direction, and a positioning fixing mechanism in place is provided, so the equipment foot fixing bracket positioning located on the front side of the equipment mounting surface By moving or fixing the members in the front-rear direction, positioning adjustments in the front-rear direction can be performed collectively for the device foot fixing brackets arranged at both ends.

  Similarly, by moving or fixing the device foot fixing bracket positioning member arranged on the rear side of the device mounting surface in the front-rear direction, the device foot fixing brackets arranged at both ends can also be collectively adjusted in the front-rear direction. Is possible.

  Each device foot fixing bracket can be moved in the left-right direction and can be fixed at an appropriate position. Therefore, if the device foot fixing bracket is positioned and fixed according to the foot position of the device, the device foot can be firmly fixed.

  As described above, the pull-out shelf of the present invention has an effect that the operation for fixing the foot of the mounting device can be greatly simplified.

Next, embodiments of the present invention will be described with reference to the accompanying drawings.
1 to 4 show an embodiment according to the present invention. FIG. 1 is a perspective view of a pull-out shelf 1 according to the present invention in use, and the pull-out shelf 1 according to the present invention has a slide rail 3 with respect to a rack 2. It is the shelf for apparatus mounting attached via. When the equipment 4 such as an audio equipment, a communication equipment or an electronic equipment is accommodated in the rack 2, the pull-out shelf 1 is pulled out in front of the rack 2 (in the direction of arrow F) and the equipment 4 is placed on the rack 4. The apparatus 4 can be returned to the original position and accommodated in the rack 2. Further, the equipment 4 placed on the pull-out shelf 1 and accommodated in the rack 2 in this manner can be removed by pulling the pull-out shelf 1 forward of the rack 2 in the same manner as when accommodated. Work can be performed with the pull-out shelf 1 pulled out to the front of the rack 2.

  Further, as shown in FIG. 2, the pull-out shelf 1 of the present invention is arranged so that the device foot fixing bracket positioning members 6 (6a, 6b) can be moved in the front-rear direction on the front side and the rear side of the device mounting surface 5, respectively. In addition, a positioning and fixing mechanism 7 in place is provided, and further, equipment foot fixing brackets 8 are arranged at both ends of each equipment foot fixing bracket positioning member 6 so as to be movable in the left-right direction, and positioning and fixing mechanisms in place. 9 is provided.

  In FIG. 2, a tape tray 10 is a member for placing small items such as tools and vinyl tape at the time of maintenance inspection and the like. During use, the front panel is provided through a slit 12 provided on the front panel 11 of the pull-out shelf 1. 11 is used by pulling it forward, and is pushed in and stored after use. The stop member 13 is for stopping the tape tray 10 at a predetermined position when such pushing is performed.

  In the embodiment of the present invention, as shown in FIGS. 2 and 3, a pair of front and rear guide grooves 14 (14 a 1, 14 a 2, 14 b 1) are provided on the front side and the rear side of the equipment placement surface 5 of the pull-out shelf 1. 14b2) are formed in parallel, and a male screw member 15 is attached to the equipment foot fixing bracket positioning member 6. Further, the male screw member 15 penetrates the guide groove 14 from the equipment placement surface 5 side to the back surface 5b side. The equipment foot fixing bracket positioning member 6 is arranged to be movable in the front-rear direction by engaging with the guide groove 14, and the equipment foot is fitted to the male screw member 15 from the back surface 5 b side. A fixing mechanism for positioning the fixing bracket positioning member 6 at an appropriate position is configured.

  Further, a pair of left and right guide grooves 17 (17a1, 17a2, 17b1, 17b2) are formed in parallel at both ends of the device foot fixing bracket positioning member 6, and as shown in FIG. The male screw member 18 is attached to the bracket 8, and the male screw member 18 further penetrates the guide groove 17 from the device mounting surface 5 side to the back surface 5 b side to engage with the guide groove 17, and the device foot fixing bracket 8 is attached. A fixing mechanism for positioning the device foot fixing bracket 8 at an appropriate position is constituted by a female screw member 19 which is arranged so as to be movable in the left-right direction and is fitted to the male screw member 18 from the back surface 5b side.

  Further, in the range of movement in the front-rear direction of the device foot fixing bracket positioning member 6 and the range of movement in the left-right direction of the device foot fixing bracket 8, from the back surface 5b side with respect to the male screw member 18 attached to the device foot fixing bracket 8. In order to enable the fitting operation of the female screw member 19, a pair of front and rear fitting operation holes 20 (20 a 1, 20 a 2, 20 b 1, 20 b 2) are provided on the front side and the rear side of the device mounting surface 5. Provided.

  In the configuration as described above, when the device 4 is accommodated in the rack 2, as shown in FIG. 1, the pull-out shelf 1 is pulled out forward (in the direction of arrow F) of the rack 2, and the device 4 is mounted thereon. Put. Then, the device foot fixing bracket positioning members 6 a and 6 b are moved in the front-rear direction so that the device foot fixing bracket 8 is positioned and fixed so as to correspond to the foot 21 of the device 4. Next, if the device foot fixing bracket 8 is moved in the left-right direction and the device foot fixing portion 22 formed in the semicircular shape is fixed to the foot 21 of the device 4, the device foot fixing portion 22 becomes semicircular. Therefore, the alignment with the device foot 21 is very good, and therefore the device 4 can be firmly fixed to the pull-out shelf 1.

  As described above, in the pull-out shelf 1 of the present invention, the device foot fixing bracket positioning members 6 are moved in the front-rear direction so that the device foot fixing brackets 8 disposed at both ends thereof can be collectively positioned. The operation for fixing the foot is extremely simple.

  The equipment 4 fixed to the pulled-out pull-out shelf 1 can be accommodated in the rack 2 by returning the pull-out shelf 1 to its original state. When the device 4 is removed from the rack 2, the pull-out shelf 1 is pulled out, the positioning fixing mechanism 9 of the device foot fixing bracket 8 is released, and the device foot fixing portion 22 is simply separated from the foot 21 of the device 4. Good.

  As described above, the pull-out shelf according to the present invention can greatly simplify the work for fixing the legs of the mounting equipment, so that the installation work for accommodating various equipment such as communication equipment and electronic equipment in the rack can be performed. Not only can it save labor and speed up, it can also facilitate maintenance and inspection of equipment already contained in the rack, greatly reducing the cost required for installation and maintenance, and its industrial applicability Is extremely large. In particular, if the number of devices to be worked is large, the cost reduction effect is enormous.

The perspective view explanatory drawing of the use condition of the pullout shelf 1 of this invention. The perspective view explanatory drawing of the pull-out shelf 1 of this invention. Explanatory drawing explanatory drawing of the principal part in the pullout shelf 1 of this invention. Explanatory drawing explanatory drawing of the principal part in the pullout shelf 1 of this invention. Illustration of conventional example Explanatory drawing of a prior art example.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Pull-out shelf 2 of this invention Rack 3 Slide rail 4 Equipment 5 Equipment mounting surface 6 (6a, 6b) Equipment foot fixing bracket positioning member 7 Fixing mechanism 8 Equipment foot fixing bracket 9 Fixing mechanism 10 Tape tray 11 Front panel 12 Slit 13 Stopping member 14 Guide groove (14a1, 14a2) Front guide groove (14b1, 14b2) Rear guide groove 15 Male screw member 16 Female screw member 17 Guide groove (17a1, 17a2) Right guide groove (17b1, 17b2) Left guide groove 18 Male screw member 19 Female screw member 20 Fitting operation hole (20a1, 20a2) Front fitting operation hole (20b1, 20b2) Rear fitting operation hole
21 Foot of equipment 4 Equipment foot fixing part F Front 101 of rack 2 Rack 102 Frame 103 Equipment 104 Pull-out shelf F Front 105 of rack 101 Equipment mounting surface 106 (106a, 106b) Recess 107 Foot fixing bracket 108 Contact part 109 Base 110 Slit 111 Slot

Claims (3)

On each of the front and rear sides of the equipment mounting surface, equipment foot fixing bracket positioning members are arranged so as to be movable in the front-rear direction, a positioning fixing mechanism is provided in place, and both ends of each equipment foot fixing bracket positioning member are provided. In the pull-out shelf, the device foot fixing bracket is arranged so as to be movable in the left-right direction, and a positioning fixing mechanism in place is provided. A pair of front and rear guide grooves are formed in parallel on the front side and the rear side of the equipment placement surface, and a male screw member through hole is provided in the equipment foot fixing bracket positioning member. The pull-out shelf according to claim 1, wherein a fixing mechanism is configured to be positioned at an appropriate position by passing through the through hole and screwing into the female screw member. A pair of left and right guide grooves are formed in parallel on both ends of the device foot fixing bracket positioning member, and a male screw member through hole is provided in the device foot fixing bracket, and the male screw member is provided with the guide groove and the through hole. The pull-out shelf according to claim 1, wherein the pull-out shelf is configured to be fixed at an appropriate position by being penetrated and screwed into a female screw member.

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