CN1885649B - Sheet metal frame cabinets for rack or enclosure mounting and rack or enclosure mounting methods - Google Patents

Abstract

The related metal-plated frame comprises: a cover, a base, four posts composed by inner and outer metal-plated thin plates and fixed to near corner end of cover and base, two castor adjustment blocks/fixing castors on front/back corner ends of base, a supporting point on front middle point of base for prying tool, a line of circular through holes with fixed mode and waist-circular through holes on post, and some narrow-long through holes with same mode as circular ones and a fixed frame for panel arranged thread holes. This invention is convenient and low cost to assemble.

Description

Sheet metal frame cabinets for rack or enclosure mounting and rack or enclosure mounting methods

technical field

The present invention is related to the field of integrated circuit manufacturing, and relates to the positioning and installation of each rack or box unit of the power supply and distribution system in the field of integrated circuit manufacturing, in particular, it is a sheet metal frame cabinet and a cabinet for rack or box installation. rack or chassis mounting method.

Background technique

The installation of racks or cabinets used in the traditional integrated circuit manufacturing field mostly uses screws, spring washers, flat washers, and nuts to fix the racks or cabinets and columns. This traditional installation structure has not only brought inconvenience to the installation of the rack or cabinet due to the small or even almost no installation and adjustment space for the nut installation and operation, and, usually, the installation of the rack or the cabinet. Once the installation position is determined, it is not easy to adjust it, which leads to low flexibility of equipment installation; at the same time, the installation operation of the rack or the chassis is not very reasonable, which may cause inconvenience to the assembly operation. .

Contents of the invention

The object of the present invention is to provide a sheet metal frame cabinet for rack or cabinet installation and a rack or cabinet installation method, so that the installation height of the rack or cabinet can be flexibly set and adjusted under a certain fixed modulus, And achieve the purpose of easy and fast installation. Therefore, the problems of narrow nut installation and operation space, inconvenient operation and difficulty in adjusting the installation height after installation are effectively overcome in the traditional installation structure.

The purpose of the present invention is achieved in that the sheet metal frame cabinet for rack or cabinet installation is characterized in that it includes a top cover, a base, and four columns; , The proximal end of the base is fixedly connected;

The two corners on the front side of the bottom of the base are respectively provided with a caster adjustment block, the two corners on the rear side are respectively provided with a fixed caster, and a skid fulcrum is provided in the middle of the front part of the base;

The column is composed of inner and outer two-layer sheet metal sheets nested with U-shaped groove-shaped cross-sections. The extensions of the notches of the inner and outer two-layer sheet metal sheets are vertically arranged and bonded to each other. At least one row of circular through-holes with fixed modulus is arranged at one place along its longitudinal direction, and at least one row of round through-holes with the same fixed modulus is arranged at the other place;

A row of narrow and long through holes having the same fixed modulus as the circular through hole is provided along the longitudinal direction of the side of the bending part of the inner sheet metal sheet of the column adjacent to the circular through hole, and the narrow and long through hole A panel fixing frame for fixing the rack or the cabinet is hung on it.

The above-mentioned sheet metal frame cabinet for rack or chassis installation, wherein, at least two groups of component mounting support frames are respectively arranged between the four columns along their longitudinal directions, and the mounting support frames include at least one pair of sheet metal frames arranged in parallel. A thin plate bending part; the two ends of the sheet metal thin plate bending part are positioned and connected to a row of round through holes with a fixed modulus on two adjacent columns.

The above-mentioned sheet metal frame cabinet for rack or chassis installation, wherein, the section of the panel fixing frame is U-shaped, and one end is provided with at least one threaded hole for connection, and the threaded hole is drawn on a sheet metal sheet. It is made by tapping the thread after stretching and flanging; the other end is provided with a hook that can be hung on the narrow and long through hole of the column.

The above-mentioned sheet metal frame cabinet for rack or chassis installation, wherein, the front of the panel fixing frame is close to the inner side of the extension part of the notch of the inner and outer two-layer thin plate with a circular through hole on it; The panel of the frame or the chassis is fastened to the column by panel screws and panel fixing brackets.

Using the above-mentioned sheet metal frame cabinet to install a rack or chassis, the installation method and steps are as follows:

Step 1. Use a level to adjust the height of the caster adjustment block, so that the upper plane and the ground plane of the base are consistent with the horizontal position required by the installed rack or chassis;

Step 2. According to the installation height requirements of the rack or chassis, adjust the component installation support frame to a suitable position, and use a row of waist-shaped channels with a fixed modulus set on the screws, spring washers, flat washers, nuts and columns. The holes are firmly connected;

Step 3. According to the position and quantity of the mounting holes set on the rack or chassis installation panel, pre-place the corresponding position and quantity of panel fixing brackets, and hang the panel fixing brackets on the inner layer of the column. On the narrow and long through hole with fixed modulus;

Step 4. Place the rack or chassis on the component mounting support frame respectively, and use panel screws to screw and fix it through a row of circular through holes set on the column and the threaded holes on the panel fixing frame;

If you need to adjust the installation height of the rack or chassis, follow the steps 2, 3 and 4 above and re-adjust the positions of the component mounting support frame and the panel fixing frame.

The sheet metal frame cabinet for rack or cabinet installation of the present invention and the installation method of rack or cabinet have the following advantages and positive effects compared with the prior art due to the adoption of the above-mentioned technical scheme:

1. The present invention adopts a sheet metal sheet with a fixed modulus circular hole and a waist circular hole as a column, which can flexibly adjust the installation height of the rack or cabinet, and also place cabinets of different heights on the sheet metal frame cabinet Or racks, which are universal for racks (or chassis) that meet the height system of 44.45mm;

2. The technology of stretching and flanging on the sheet metal sheet and then tapping is used to replace the previous nuts, washers, and screws corresponding to the screwing process, which can effectively overcome the narrow nut installation and operation space, inconvenient operation, and completion of installation in the traditional installation structure. It is difficult to adjust the installation height later. Moreover, compared with the previous assembly method, the assembly speed and efficiency are also significantly improved.

3. Using the sheet metal frame cabinet of the present invention to install the rack or cabinet has the characteristics of simple and quick operation, high work efficiency, and low engineering cost.

Description of drawings

The purpose, specific structural features and advantages of the invention can be further understood through the following description of an embodiment of the sheet metal frame cabinet for rack or cabinet installation and the rack or cabinet installation method of the present invention in conjunction with the accompanying drawings. Among them, the attached figure is:

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is the left view of Fig. 1;

Fig. 4 is a schematic diagram of the enlarged structure of part II in Fig. 2;

Fig. 5 is the schematic diagram of enlarged structure of part I in Fig. 2;

Fig. 6 is the partial axonometric structure schematic diagram of column in the present invention;

Fig. 7 is a schematic diagram of the posterior axonometric structure of Fig. 6;

Fig. 8 is a top view structural schematic diagram of Fig. 6;

Fig. 9 is a schematic diagram of the front partial structure of the rack or cabinet panel installation of the present invention;

Fig. 10 is a schematic diagram of a cross-sectional structure along the line A-A in Fig. 9;

FIG. 11 is a schematic diagram of the axonometric structure of the rack or the chassis panel fixing frame in FIG. 7 .

In the attached picture:

1-Fixed casters; 2-Base; 3-Caster adjustment block; 4-Pry tool fulcrum;

5-column; 5a-column inner layer; 5a1-narrow and long through hole; 5b-column outer layer; 5c-circular through hole; 5d-waist circular through hole;

6-A component installation support frame; 7-B component installation support frame; 8-top cover; 9-panel screw; 10-rack or chassis installation panel;

11-panel fixing frame; 111-the threaded hole on the panel fixing frame; 112-the hook of panel fixing frame.

Detailed ways

Referring to Fig. 1, referring to Fig. 2 to Fig. 7, the frame cabinet of the present invention shown in the figure or cabinet installation is used, and the whole cabinet structure is provided with base 2, top cover 8 and four on it respectively. The circular through hole 5c of the fixed modulus and the column 5 of the waist circular through hole 5d are welded, and the bottom of the base 2 is correspondingly provided with two caster adjustment blocks 3 at the front and two fixed caster blocks at the rear. The caster 1 is also provided with a pry tool fulcrum 4 in the middle of the front part of the base 2 .

In the working state (fixed), the fixed caster 1 and the caster adjustment block 3 are in contact with the ground and kept horizontally fixed. If you want to move the cabinet, you only need to use the pry tool to pry the cabinet up to a certain height through the pry fulcrum 4 Just drag and drop, very flexible. The fulcrum 4 of the prying tool is also welded to be fixed at the midpoint of the front portion of the base 2, which serves as the focus of the prying tool when the cabinet moves as a whole.

As shown in Figures 6 and 7, the column 5 of the present invention is formed by the nesting of inner and outer two-layer sheet metal sheets 5a, 5b whose cross section is generally U-shaped, and the inner and outer two-layer sheet metal sheets 5a, 5b The extension parts of the notch are arranged vertically and bonded to each other. One of the bonding parts is provided with at least one row of circular through-holes 5c with a fixed modulus along its longitudinal direction, and at least one row of waist-shaped through-holes with a fixed modulus is arranged at the other part. Hole 5d is convenient for adjusting the installation height.

Please refer to Fig. 1 to Fig. 3 continuously, in order to prevent the rack or cabinet being installed from being too heavy and causing adverse effects on the front column 5, two groups of components A and B are respectively arranged between the four columns 5 along their longitudinal direction. The supporting frames 6 and 7 are installed to improve the supporting capacity of the cabinet. The installation support frame 6, 7 comprises at least one pair of sheet metal sheet bending parts arranged in parallel; At the circular through hole 5d. In this embodiment, the design weight of part A is 255Kg, and that of part B is 80Kg.

Utilizing the installation height of the present invention is 44.45mm and applied to various racks or cabinet units of the power supply and distribution system in the manufacture of integrated circuit equipment, quick positioning and installation can be realized, and the adjustment is convenient and flexible.

As shown in Figures 7 and 8, a row of narrow and long through holes 5a1 with the same modulus as the circular through hole 5e is provided along the longitudinal direction of the side of the bending place of the inner sheet metal sheet 5a of the column adjacent to the circular through hole 5c. , a panel fixing frame 11 for fixing the rack or the chassis mounting panel 10 is hung in the narrow and long through hole 5a1. The cross-section of the panel fixing frame 11 is generally U-shaped, and one end thereof is provided with at least one threaded hole 111 for connection. The threaded hole 111 is made by tapping the thread after stretching and flanging the sheet metal sheet; The other end is provided with a hook 112 which can be hooked on the narrow and long through hole 5a1 of the column. In this embodiment, two threaded holes 111 are provided on the panel fixing frame 11 to facilitate the installation and adjustment of the panel 10 on the rack or the chassis. The front of the panel fixing frame 11 is close to the inner side of the notch extension part of the inner and outer two-layer thin sheet material on which the circular through hole 5c is provided.

As shown in Figures 8 to 11, the frame or the cabinet is fixed on the column 5 with the panel screw (M5) 9 and the panel fixing frame 11 through the mounting panel 10 of the frame or the cabinet. The panel fixing frame 11 is used to replace the traditional screw, washer, and nut corresponding screwing process. The panel fixing frame 11 is pre-placed on the column inner layer 5a according to the installation requirements. A row of narrow holes with the same modulus as the circular through hole 5c At the place of the long through hole 5a1, the panel fixing frame 11 hooks the column inner layer 5a like a hook, so that it will not fall from the column 5.

The installation process of the rack or cabinet of the present invention is roughly as follows:

After determining the installation height of the rack or cabinet, fix the component installation support frames 6 and 7 on the column 5 at a row of waist circular through holes 5d with a fixed modulus, and then use panel screws (M5) 9 from the cabinet body. The front is fastened with the panel holder 11 pre-installed on the column 5 to get final product. If you want to adjust the installation height of the rack or cabinet according to the actual situation, you only need to adjust the corresponding installation support frame following the hole with the fixed modulus on the column 5, and adjust the position of the panel fixing frame 11 together, and then put the machine together. The rack or chassis can be reinstalled.

The specific method and steps of installing a rack or a cabinet using the sheet metal frame cabinet of the present invention are roughly as follows:

First, use a level to adjust the height of the caster adjustment block 3, so that the upper plane and the ground plane of the base 2 are consistent with the horizontal position required by the installed rack or cabinet;

Then, according to the installation height requirements of the rack or the cabinet, the upper and lower component installation support frames 6, 7 are adjusted to a suitable position, and a row of screws, spring washers, flat washers, nuts and column 5 are provided with a fixed modulus. The waist circular through hole 5d is firmly connected;

Simultaneously, according to the mounting hole position and the quantity that are set on the rack or cabinet mounting panel 10, the panel fixing frame 11 of corresponding position and quantity is placed in advance, and the panel fixing frame 11 is arranged on the column inner layer 5a through a row and the circular through hole 5c It is fixed by narrow and long through holes 5a 1 with the same modulus;

Then, the frame or the cabinet is placed on the component mounting brackets 6 and 7 respectively, and the panel screws 9 are screwed and fixed through a row of circular through holes 5c provided on the column 5 and the threaded holes 111 on the panel fixing frame 11.

If it is necessary to adjust the installation height of the rack or the cabinet, operate according to the above steps and readjust the positions of the component installation support frames 6, 7 and the panel fixing frame 11.

Claims (5)

1. A sheet metal frame cabinet for rack or chassis installation, characterized in that it includes a top cover, a base, and four uprights; the upper and lower ends of the four uprights are fixedly connected to the top cover and the proximal corners of the base respectively ; The two corners on the front side of the bottom of the base are respectively provided with a caster adjustment block, the two corners on the rear side are respectively provided with a fixed caster, and a skid fulcrum is provided in the middle of the front part of the base; The column is composed of inner and outer two-layer sheet metal sheets nested with U-shaped groove-shaped cross-sections. The extensions of the notches of the inner and outer two-layer sheet metal sheets are vertically arranged and bonded to each other. At least one row of circular through-holes with fixed modulus is arranged at one place along its longitudinal direction, and at least one row of round through-holes with the same fixed modulus is arranged at the other place; A row of narrow and long through holes having the same fixed modulus as the circular through hole is provided along the longitudinal direction of the side of the bending part of the inner sheet metal sheet of the column adjacent to the circular through hole, and the narrow and long through hole A panel fixing frame for fixing the rack or the cabinet is hung on it. 2. The sheet metal frame cabinet for rack or cabinet installation according to claim 1, wherein at least two groups of component mounting support frames are respectively arranged between the four columns along the longitudinal direction thereof, and the mounting support frames It includes at least one pair of sheet metal sheet bending parts arranged in parallel; the two ends of the sheet metal sheet bending parts are positioned and connected to a row of waist circle through holes with fixed modulus on two adjacent columns. 3. The sheet metal frame cabinet for rack or cabinet installation as claimed in claim 1, wherein the section of the panel fixing frame is U-shaped, and one end thereof is provided with at least one threaded hole for connection. The threaded hole is made by tapping the thread after stretching and flanging on the sheet metal sheet; the other end is provided with a hook that can be hung on the narrow and long through hole of the column. 4. The sheet metal frame cabinet for rack or cabinet installation as claimed in claim 1 or 3, wherein the front of the panel fixing frame is closely attached to the inner and outer two sides with circular through holes. The inner side of the notch extension of the thin-layer sheet; the panel of the rack or chassis is fastened to the column by panel screws and panel fixing brackets. 5. The method for installing a rack or a cabinet by using the sheet metal frame cabinet for installing the rack or cabinet according to claim 2, wherein the installation method and steps are as follows: Step 1. Use a level to adjust the height of the caster adjustment block, so that the upper plane and the ground plane of the base are consistent with the horizontal position required by the installed rack or chassis; Step 2. According to the installation height requirements of the rack or chassis, adjust the component installation support frame to a suitable position, and use a row of waist-shaped channels with a fixed modulus set on the screws, spring washers, flat washers, nuts and columns. The holes are firmly connected; Step 3. According to the position and quantity of the mounting holes set on the rack or chassis installation panel, pre-place the corresponding position and quantity of panel fixing brackets, and hang the panel fixing brackets on the inner layer of the column. On the narrow and long through hole with fixed modulus; Step 4. Place the rack or chassis on the component mounting support frame respectively, and use panel screws to screw and fix it through a row of circular through holes set on the column and the threaded holes on the panel fixing frame; If you need to adjust the installation height of the rack or chassis, follow the steps 2, 3 and 4 above and re-adjust the positions of the component mounting support frame and the panel fixing frame.

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