JP2000307275A - Mounting structure of rack mounting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To avoid a hazard of fall according to deviation in the forward direction of a rack mounting device, by operating one end of a lever to operate one locking part provided on the other end of the lever, and the other locking part provided on a rail or the rack mounting device in order to release a locking means. SOLUTION: A rack mounting device has a structure in which one locking part 3 is provided on one end of a lever 4, and the other locking part 3 is provided on a rail 1 mounted on a rack 10 or a rack mounting device 2, and the other end of the lever 4 is operated with a locking means 5 at both locking parts. By this structure, when the rack mounting device 2 is moved forward, the rack mounting device 2 and the rail 1 are stopped at a predetermined position, and this can prevent the rack mounting device 2 from moving forward from the predetermined position. Thus, hazard of fall according to deviation of the rack mounting device 2 in the forward direction can be avoided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting structure of a rack mount device for mounting an electronic device on a rack, and can avoid the danger of dropping the device when installing or maintaining the rack mount device. Further, the present invention relates to the realization of a simple mounting structure of a rack mount device which is excellent in maintenance workability.

[0002]

2. Description of the Related Art As shown in FIG. 7A, a mounting structure of a conventional rack mount device shown in a sectional view of FIG. 7 has an L-shaped cross section having an open upper portion for supporting a rack mount device 52 so as to be slidable. The rail 53 formed by the angle member is fixed to the rack 51, and the rack mount device 52 is simply mounted on the rail 53. Or the same figure (b)
As shown in FIG. 7, a rail 53 formed by an angle member having a U-shaped cross section with a closed upper portion for supporting the rack mount device 52 so as to be slidable is fixed to the rack 51, and the rack mount device 52 is mounted on the rail 53 so as to sandwich the rack mount device 52. Form. Further, as shown in FIG. 3 (c), a side plate 54 having a convex portion having a predetermined projection width which allows the rack mount device 52 to slide in an inner groove of a rail 53 formed by an angle member having a U-shaped cross section. And the side plate 54 having the convex portion of the rack mount device 52 is placed so as to be sandwiched in the inner groove of the rail 53. However, the structure shown in FIG. 3A is difficult to avoid the danger of falling due to the forward displacement of the rack-mounted device during installation or maintenance work, and is not excellent in maintenance workability. In the case of a rack-mounted device that is difficult to move or has a heavy weight, it has been necessary to perform this operation with great care. Further, in the structure shown in FIG. 5B, it is difficult to completely avoid the danger of falling due to the forward displacement of the rack-mount device during installation or maintenance work, and the rails 53 become large and costly. In addition, there is a restriction that the side plate side of the rack mount device cannot be set as a maintenance object having excellent workability during maintenance work. Further, in the structure shown in FIG. 3C, the side plate 54 having the convex portion is complicated in shape and cost is increased, and the side plate 54 having the convex portion is placed on a rail having a U-shaped cross section so as to sandwich the side plate. Is not easy to work with excellent workability. As described above, the mounting structure of the rack mount apparatus which can reliably avoid the danger of the apparatus dropping during the installation or maintenance work of the rack mount apparatus, has excellent maintenance workability, and does not increase the cost has not been achieved.

[0003]

SUMMARY OF THE INVENTION An object of the present invention is to solve the following problems in the mounting structure of the conventional rack mount device. 1) It is difficult to avoid the danger of falling due to the forward displacement of the equipment during installation or maintenance work of the rack mount equipment, it is not excellent in installation workability and maintenance workability, it is bulky large size and it is difficult to move In the case of the rack mount device, it is necessary to perform the operation with great care, and this is not safe when installing or maintaining the rack mount device. 2) Further, at the time of maintenance work, it is necessary to pull out the rack mount device widely in order to remove the cover of the rack mount device, or to lower the rack mount device at the place where the maintenance work is performed, so that it is difficult to avoid the danger described above. When the connection cable is lowered to the maintenance work place, the handling of the connection cable becomes difficult, and the maintenance work is sometimes complicated.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention solves the above-mentioned problem by providing one locking portion provided at one end of a lever and the other locking portion provided on a rail mounted on a rack or a rack mount device. And the other end of the lever is operated to release the locking means. By this means, one of the locking portions provided on one end of the lever and the other locking portion provided on the rail or the rack mounting device can be used to release the locking means by operating the other end of the lever. The mounting structure allows the rack mount device and rail to be locked in place when the rack mount device is moved forward, and by providing a stop, it is possible to remove the rack mount device from the rail. Operation can be selected to prevent the rack mount device from moving unexpectedly forward from the predetermined position, thereby avoiding the danger of the rack mount device falling due to the forward displacement. Further, the present invention provides a simple rack mounting device mounting structure having excellent maintenance workability.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, as shown in FIG. 1, in the present invention, one locking portion 3 provided at one end of a lever 4 and the other provided at a rail 1 mounted on a rack 10 or a rack mounting device 2 are provided. The locking means 5 is provided with the locking portion 3 of the first embodiment, and the other end of the lever 4 is operated to release the locking means 5. By this means, the rail and the rack mount device can be locked by the lever provided with the lock portion and the locking device comprising the other lock portion provided on the rail or the rack mount device. When the rack mount device is moved to the predetermined position, the rack mount device and the rail can be locked at a predetermined position, so that the rack mount device can be prevented from moving forward from the predetermined position. In addition, there is obtained an effect that the other end of the lever 4 is operated to release the locking means.

Next, as shown in FIG. 2, according to the present invention, the lever 4 is slid forward and backward to rotate one of the locking portions 3 provided at one end of the lever 4 and to rotate the rack 4. The locking means 5 of the mounting device 2 is released. By this means, the locking means can be released only when the lever is slid forward and backward from the front of the installation of the rack mount apparatus, so that it is possible to prevent the rack mount apparatus from shifting forward which may lead to the apparatus dropping during maintenance work. Get the action you can.

As shown in FIG. 3, according to the present invention, the lever 4 is slid left and right so that one of the locking portions 3 provided at one end of the lever 4 is slid left and right. The locking means 5 of the rack mount device 2 is released. By this means, the locking means can be released only when the lever is slid left and right from the front of the installation of the rack mount device, so that the operation of preventing the rack mount device from shifting forward which may lead to the device falling during maintenance work can be prevented. obtain.

Further, as shown in FIG. 4, in the present invention, the lever 4 is raised and lowered by moving the lever 4 up and down.
One of the locking portions 3 provided at one end of the lever 4 is moved up and down to release the locking means 5 of the rack mount device 2. By this means, the locking means can be released only when the lever is moved up and down from the front of the installation of the rack mount apparatus, so that it is possible to prevent the rack mount apparatus from shifting forward which may cause the apparatus to drop during maintenance work. Get the action you can.

Next, as shown in FIG. 5, in the present invention, the lever 4 is rotated around the longitudinal direction of the lever 4 so that one of the latches provided at one end of the lever 4 is provided. The part 3 is moved up and down to release the locking means 5 of the rack mount device 2. By this means, the locking means can be released only when the lever is rotated about the longitudinal direction of the lever from the front of the installation of the rack mount device, so that the rack mount device forwardly leads to the fall of the device during maintenance work. An effect capable of preventing displacement is obtained.

As shown in FIG. 6, according to the present invention, when a special operation such as removing the rack mount device 2 from the rail 1 is performed, the lever 4 is temporarily moved in a direction different from the direction in which the lever 4 is normally operated. , The special operation of the rack mount device 2 can be selected. By this means, the locking means can be released only when a special operation of the rack mount device can be selected by temporarily moving the rack mount device from the front of the installation in a direction different from the normal operation direction. There is provided an operation capable of reliably preventing the rack mount device from shifting forward, which may lead to the device falling during operation.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing a first embodiment of the present invention; FIG. In the following, the same portions are denoted by the same reference symbols, and detailed description may be omitted.

FIG. 1 is a view showing the principle of the present invention. FIG. 1A is a sectional view, and FIG. 1B is a bottom view. In the figure, a lever 4 is provided on the bottom surface of the rack mounting device 2 and the rail 1, and one locking portion 3 is provided as a projection, and the other locking portion 3 is formed as a concave portion, and the bottom surface of the rail 1 and the rack mounting device 2 is formed. Now, an example of a normal operation state in which the locking means 5 is configured is shown.

Reference numeral 1 denotes a rail, and a rack mount device 2
Is fixed to a rack 10 for storing three-dimensionally in the form of a shelf, and serves as a partition for constituting a shelf. The partition is usually made of an angle member having an L-shaped cross section. 2 is a rack mount device,
It is an electronic device that is fixed to the rack 10 and housed in the rail 1 to be configured in a shelf shape and three-dimensionally. Reference numeral 3 denotes a locking portion,
In order to lock the rack mount device 2 on the rail 1, one lock portion 3 provided at one end of the lever 4 and the other lock portion 3 provided on the rail 1 or the rack mount device 2 are locked. For example, as shown in the figure, a projection or a notch is formed, and for example, as shown in the figure, a recess formed between a plurality of projections, a slot or the like is formed. Reference numeral 4 denotes a lever, which is previously set by a spring member (not shown) so that the locking portions 3 always maintain the locked state.
For example, by sliding the lever 4 right and left as shown in the figure, a power transmission unit that slides one locking portion 3 provided at one end of the lever 4 left and right is provided. Alternatively, as shown in FIG. 2, by sliding the lever 4 back and forth, it becomes a power transmission means for rotating one of the locking portions 3 provided at one end of the lever 4. Then, as shown in FIG. 4, the lever 4 is moved up and down to serve as a power transmission means for vertically moving one of the locking portions 3 provided at one end of the lever 4. Reference numeral 5 denotes a locking means, which is one locking portion 3 provided at one end of the lever 4 for locking the rack mount device 2 to the rail 1;
It comprises a rail 1 attached to the rack 10 or the other locking portion 3 provided on the rack mount device 2. Reference numeral 10 denotes a rack, which is composed of an angle member having an L-shaped cross section and three-dimensionally storing the rack mount device 2 in a shelf shape. 11
Is a fulcrum, and as shown in FIG. 2, when the lever 4 is slid back and forth, it becomes a center when one of the locking portions 3 provided at one end of the lever 4 is rotated. Alternatively, by sliding the lever 4 left and right as shown in the figure, it becomes the center when one of the locking portions 3 provided at one end of the lever 4 is slid left and right. Then, as shown in FIG. 4, the lever 4 is moved up and down to be the center when one of the locking portions 3 provided at one end of the lever 4 is moved up and down. 1
Reference numeral 2 denotes a sub-fulcrum, for example, by sliding the lever 4 back and forth as shown in FIG. 2 to assist a fulcrum 11 which is a center when one of the locking portions 3 provided at one end of the lever 4 is rotated. This is a fulcrum for smoothly rotating the locking portion 3.
Reference numeral 13 denotes a stop unit, which is provided at a predetermined position on the rack mount device 2.
When a special operation such as removal of the lever 4 from the rail 1 is performed, the lever 4 is temporarily moved in a direction different from the normal operation direction so that the lever 4 slides back and forth.
Alternatively, it has the function of canceling the action of sliding left and right and up and down.

Thus, the rail and the rack mount device can be locked by the thin and simple locking means comprising the lever having the lock portion and the other lock portion provided on the rail or the rack mount device. Therefore, when the rack mount device is moved forward, the rack mount device and the rail can be locked at a predetermined position, and unexpected movement of the rack mount device from the predetermined position in the forward direction can be prevented,
Furthermore, the locking means can be released by operating the other end of the lever,
It is possible to avoid the danger of dropping the rack-mounted device during installation or maintenance work. By providing the stopping portion, it is possible to select a special operation such as removing the rack mount device from the rail, and the rack mount device is provided with a thin and simple locking means excellent in maintenance workability. The lever provided with the locking portion is installed only on one side of the rack mount device. Alternatively, the lever having the locking portion has the same form on both side surfaces of the rack mount device. Further, the locking means including the lever provided with the locking portion and the other locking portion provided on the rail or rack mount device may have a configuration reverse to that of the example shown in FIG. The locking means is operated in the normal operation state of a shown in FIG.
Then, by setting a plurality of positions other than the locking position in the maximum drawn state of b, a predetermined locking position corresponding to the maintenance work mode can be set.

2A and 2B are diagrams showing an embodiment of the present invention. FIG. 2A is a sectional view, and FIG. 2B is a bottom view. In the figure, a lever 4 is provided on the bottom surface of the rack mounting device 2 and the rail 1, and one locking portion 3 is provided as a projection, and the other locking portion 3 is formed as a concave portion, and the bottom surface of the rail 1 and the rack mounting device 2 is formed. Now, an example of a normal operation state in which the locking means 5 is configured is shown. The intermediate portion of the lever 4 in the configuration shown in FIG. 1 is formed in a crank shape, and one of the locking portions 3 is rotated about a fulcrum 11 and a sub-fulcrum 12, and the lever 4 is slid forward and backward. Thus, one locking portion 3 provided at one end of the lever 4 is rotated to release the locking means 5 of the rack mount device 2. As a result, the locking means can be released only when the other end of the lever is slid back and forth, and the danger of falling of the device during installation or maintenance work of the rack mount device can be avoided.

FIGS. 3A and 3B show another embodiment of the present invention. FIG. 3A is a sectional view and FIG. 3B is a bottom view. In the figure, by sliding the lever 4 left and right, one locking portion 3 provided at one end of the lever 4 is slid left and right, and the locking means 5 of the rack mount device 2 is released. Thus, the locking means can be released only when the lever is slid left and right from the front of the installation of the rack mount device, so that it is possible to prevent the rack mount device from being displaced forward which may lead to the device dropping during maintenance work. If the other locking portion provided on the rail is formed as a long hole, the vertical movement of the lever is suppressed, and the locking means of the rack mount device 2 can be strengthened without reducing the strength of the rail.

FIG. 4 shows another embodiment of the present invention. FIG. 4A is a sectional view, and FIGS. 4B and 4C are side views. In the figure, a lever 4 is provided on the side surface of the rack mounting device 2 and the rail 1, and one locking portion 3 is provided as a projection, and the other locking portion 3 is formed as a concave portion on the side surface of the rail 1 and the rack mounting device 2. And the locking means 5. As a result, the locking means can be released only when the lever is moved up and down from the front of the installation of the rack mount device, so that it is possible to prevent the rack mount device from being displaced forward which may lead to the device falling during maintenance work. it can.

FIG. 5 shows another embodiment of the present invention. FIG. 5A is a sectional view and FIG. 5B is a bottom view. In the figure, the lever 4 is connected to the rack mount device 2 and the rail 1.
On the bottom surface of the rail 1 and the rack mount device 2 with one locking portion 3 as a projection and the other locking portion 3 as a recess.
An example of a normal operation state in which the locking means 5 is configured on the bottom surface of FIG. The mechanism that can release the locking means 5 while leaving the locking means 5 having the structure shown in FIG. 3 as it is is to rotate the lever 4 about a longitudinal fulcrum 11 of the lever 4 with a hinge or the like as an axis. The structure is such that one of the locking portions 3 provided at one end of 4 is moved up and down. With this, the locking means can be released only when the lever is rotated about the longitudinal direction of the lever from the front of the installation of the rack mount device,
It is possible to prevent the rack mount device from shifting forward, which would lead to the device falling during maintenance work.

FIG. 6 shows another embodiment of the present invention. FIG. 6A is a sectional view, and FIG. 6B is a bottom view. In the figure, the lever 4 is connected to the rack mount device 2 and the rail 1.
On the bottom surface of the rail 1 and the rack mount device 2 with one locking portion 3 as a projection and the other locking portion 3 as a recess.
An example of a normal operation state in which the locking means 5 is configured on the bottom surface of FIG. While leaving the locking means 5 having the configuration shown in FIG. 3 as it is, a mechanism capable of releasing the locking means 5 is moved from the normal operation state of a shown in FIG. 6 to the locking position of the maximum withdrawn state of b, When performing a special operation such as removing the rack mount device 2 from the rail 1, the locking means 5 can be released by sliding the lever 4 to the left or right more than when releasing the normal locking means 5. Stopping portion 1 for preventing an abnormal slide used when releasing the locking means 5
After pushing down lever 4 once so that it jumps over 3,
A special operation such as removing the rack mount device 2 from the rail 1 by sliding the lever 4 right and left is adopted. As a result, the locking means can be released only when a special operation of the rack mount device can be selected by temporarily moving from the front of the rack mount device installation to a direction different from the normal operation direction. It is possible to reliably prevent the rack mount device from shifting forward, which would lead to the device falling during operation.

[0020]

According to the present invention described above, the following effects can be expected.

First, there is provided locking means comprising one locking portion provided at one end of a lever and the other locking portion provided on a rail mounted on a rack or a rack mount device, and the other end of the lever is operated. Then, the locking means is released. As a result, since the rail and the rack mount device can be locked, the rack mount device can be prevented from moving forward from the predetermined position, and the danger of the rack mount device falling due to a shift in the forward direction can be avoided. By mounting the rack mount device having a simple configuration that does not increase the cost and that is excellent in small and safe maintenance workability, the installation or maintenance work of the rack mount device can be performed safely and efficiently.

Next, the lever is configured to release the locking means of the rack mount device by rotating one of the locking portions provided at one end of the lever by sliding the lever back and forth. With this, it is possible to prevent the rack mount device from being displaced forward which may lead to the device being dropped during the maintenance work.In addition to the above-described effects, there is a danger of the rack mount device being dropped during the installation or maintenance work. This can be avoided by a simple operation with few malfunctions, and the safety of the installation or maintenance work of the rack mount device can be secured.

The lever is configured to slide left and right to slide one of the locking portions provided at one end of the lever to the left and right to release the locking means of the rack mount device. This can prevent the rack mount device from shifting forward, which may cause the device to drop during maintenance work. In addition to the above-described effects, the rack mount device is thinner and the rack mount device can be dropped due to the shift during installation or maintenance work. Danger can be avoided in a simple and less erroneous manner, and the safety of the installation or maintenance work of the rack mount device can be more reliably ensured.

Further, the lever is configured to raise and lower the lever to raise and lower one of the locking portions provided at one end of the lever to release the locking means of the rack mount device. With this, it is possible to prevent the rack mount device from being displaced forward which may lead to the device being dropped during the maintenance work.In addition to the above-described effects, there is a danger of the rack mount device being dropped during the installation or maintenance work. It can be avoided by adopting a form that can release the locking means only when the lever is moved up and down, which is different from the form that often performs the usual operation of sliding back and forth and left and right of the lever, The safety of the installation or maintenance work of the rack mount device can be reliably ensured.

Next, the lever is rotated about the longitudinal direction of the lever as an axis, thereby raising and lowering one of the locking portions provided at one end of the lever, and the locking means of the rack mount device. Is canceled. In this way, in addition to the above-described effects, the danger of the rack mount device falling due to misalignment during installation or maintenance work can be avoided by adopting a form of rotation in a form different from a form that is often operated in a normal manner. The safety of the installation or maintenance work of the rack mount device can be secured with a reliable structure without malfunction.

When a special operation such as removal of the rack mount device from the rail is performed, the lever is moved in a direction different from the direction in which the lever is normally operated, so that the special operation of the rack mount device is performed. The configuration was made selectable. As a result, by moving from the front of the installation of the rack mount device to a direction different from the direction in which the rack mount device is normally operated, a special operation of the rack mount device can be selected. Of the rack mount device can be surely prevented.

[Brief description of the drawings]

FIG. 1 is a principle diagram of the present invention.

FIG. 2 is an embodiment diagram of the present invention.

FIG. 3 is another embodiment of the present invention.

FIG. 4 is another embodiment of the present invention.

FIG. 5 is another embodiment of the present invention.

FIG. 6 is another embodiment of the present invention.

FIG. 7 is a diagram showing an example of a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Rail 2 Rack mount device 3 Locking part 4 Lever 5 Locking means 10 Rack

Claims (6)

[Claims] In a mounting structure of a rack mounting device for mounting an electronic device on a rack, one locking portion (3) provided at one end of a lever (4) and a rail (1) mounted on a rack (10). Alternatively, the rack mounting device (2) is provided with a locking means (5) composed of the other locking portion (3), and the other end of the lever (4) is operated to release the locking means (5). And a mounting structure of a rack mount device. The lever (4) slides the lever (4) forward and backward to rotate one of the locking portions (3) provided at one end of the lever (4), and the rack mount device (4). 2. The mounting structure for a rack mount device according to claim 1, wherein said locking means (5) is released. 3. The rack mount according to claim 1, wherein the lever (4) slides left and right to slide one of the locking portions (3) provided at one end of the lever (4) left and right. 2. The mounting structure according to claim 1, wherein the locking means (5) of the device (2) is released. 4. The rack mounting device according to claim 1, wherein the lever (4) is vertically moved up and down to raise and lower one locking portion (3) provided at one end of the lever (4). 2. The mounting structure according to claim 1, wherein the locking means (5) of the device (2) is released. 5. The lever (4) is configured to rotate the lever (4) about a longitudinal direction of the lever (4) as an axis so that one of the locking portions (3) provided at one end of the lever (4) is provided. ) Is raised and lowered, and the locking means (5) of the rack mount device (2) is raised.
2. The mounting structure for a rack mount device according to claim 1, wherein 6. The lever (4) temporarily moves in a direction different from the direction in which the lever (4) is normally operated when performing a special operation such as removing the rack mount device (2) from the rail (1). By doing, rack mount equipment (2)
6. The mounting structure for a rack mount device according to claim 2, wherein said special operation can be selected.