CN2420763Y - Low voltage draw-out type switch cabinet - Google Patents
Low voltage draw-out type switch cabinet Download PDFInfo
- Publication number
- CN2420763Y CN2420763Y CN 00223044 CN00223044U CN2420763Y CN 2420763 Y CN2420763 Y CN 2420763Y CN 00223044 CN00223044 CN 00223044 CN 00223044 U CN00223044 U CN 00223044U CN 2420763 Y CN2420763 Y CN 2420763Y
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- CN
- China
- Prior art keywords
- drawer
- bottom board
- travel switch
- low pressure
- worm screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides an improved low voltage draw-out type switch cabinet which comprises a cabinet body and a primary socket for main busbars, wherein the cabinet body comprises a framework, a drawer bottom board and a drawer partition board, and the primary socket for main busbars is positioned on the cabinet body. The utility model is characterized in that the switch cabinet is provided with a worm supporting frame which is connected with the drawer bottom board, a moment changeable worm which is positioned in the worm supporting frame and is installed on the worm supporting frame, a driving axle sleeve which extends into a helical groove of the moment changeable worm and is matched with the moment changeable worm, and a driving board which is supported on the drawer partition board. One end of the driving board is provided with a primary insertion element which is matched with the primary socket for main busbars, and the other end of the driving board, which penetrates through a chute on the drawer bottom board, is connected with the driving axle sleeve. Therefore, a drawer can be easily and flexibly pushed in and drawn out and can be conveniently operated.
Description
The low pressure pull-out type that the utility model relates to a kind of improved power distribution that is used for the electric distribution center of the low-voltage distribution system of industries such as power plant, electric substation, industrial enterprise, petrochemical industry, metallurgy, civil buildings, electronic control centre and control, reactive power compensation is opened cabinet and is closed.
Low-tension switch cabinet is divided into two kinds of fixed and pull-out types.The metal gear transmission is mainly adopted in domestic its drawer transmission of low pressure draw out switchgear cabinet at present, and its transmission is finished in two steps, and first step transmission drawer arrives the service position, and the second step switch closes a floodgate, and the operating physical force of drawer is big like this, and gears engaged is also undesirable; The skeleton of cabinet and panel adopt welding or welding to combine with assembling, and the cabinet body structure easy deformation influences outward appearance.
In view of above reason, the purpose of this utility model is in order to overcome above deficiency, a kind of pushing/extract out lightly flexibly, easy to operate low pressure draw out switchgear cabinet of drawer that make to be provided.Another purpose of the present utility model is in order to provide a kind of mounting or dismounting convenient, be out of shape little, intensity height, the low pressure draw out switchgear cabinet of good looking appearance.
The purpose of this utility model is achieved like this:
The utility model switch cubicle is the improvement on the basis of existing low-tension switch cabinet, comprise and contain skeleton, drawer-bottom board, the cabinet of dust panel, be positioned at the plug holder of main busbar on the cabinet, it is characterized in that the endless screw support that is connected with drawer-bottom board is arranged in the switch frame, be positioned at endless screw support and be contained in bending moment worm screw on the endless screw support, stretch in the bending moment worm spiral groove driving sleeve that cooperates with it, be supported on the other end that on driver plate one end on the dust panel plug-in unit that matches with plug holder of main busbar is arranged and pass the drawer-bottom board chute and be connected with driving sleeve.
Above-mentioned bending moment worm screw one end-journal has the operating grip that is attached thereto.
Above-mentioned bending moment worm screw two end-journal places have the location end face respectively, worm screw can not be subjected to displacement on the direction of motion of driver plate and can only rotate.
The travel switch strutting piece is arranged on the above-mentioned endless screw support, travel switch is loaded on the travel switch strutting piece, parallel or approximately parallel groove with the travel switch contact is arranged on the travel switch strutting piece, one end of the push rod that contacts with the travel switch contact stretches in the travel switch strutting piece groove, on the bending moment worm screw, sector is arranged, have on the sector with push rod and stretch into the interlock boss that the corresponding other end of an end of travel switch strutting piece groove cooperates, be positioned at two grooves on the interlock boss, flush end, match with the position that switches on and off of major loop, can realize the disconnection of electric loop, test and connect three positions.
With respect to sector rectangular channel is arranged on above-mentioned dust panel, the drawer-bottom board, sector can stretch in the rectangular channel of dust panel, drawer-bottom board when rotating, and boss is arranged on driving member, and drawer-bottom board has the concave station that cooperates with the driver plate convex platform.
Above-mentioned skeleton by threeway connecting plate, list/double-vane square steel section bar, be arranged in the threeway foundry goods of list/double-vane square steel section bar, utilize tapping screw to be formed by connecting.
Referring to Fig. 1～Figure 10, after drawer-bottom board and drive disk assembly (displacement worm screw, driver plate etc.) installed and fixed, operating grip is inserted in the displacement worm screw; Rotating operating handle makes the rotation of displacement worm screw.Because the driving sleeve of driver plate is to be embedded in the helicla flute of displacement worm screw when installing, the rotation of displacement worm screw drives advancing of the driving sleeve that forms an integral body, driver plate, a plug-in unit or retreats, thereby reaches the purpose that plug-in unit and switch cubicle major loop are switched on or switched off.When right rotation, driver plate and a plug-in unit advance, and when anticlockwise, driver plate and a plug-in unit retreat, and its movement locus is seen Fig. 7.
When the displacement worm screw rotates to driver plate when withdrawing from fully, the major loop and the secondary circuit of switch cubicle all disconnect, and this moment, switch cubicle was in " open position "; Right rotation displacement worm screw, when push rod entered the groove of displacement worm screw sector, the other end of push rod was no longer pressed the contact of travel switch, and travel switch is connected, thereby realized the secondary circuit connection of switch cubicle, and this moment, switch cubicle was in " trystate "; Continue right rotation displacement worm screw, when push rod enters another groove of displacement worm screw, in like manner secondary circuit is connected once more, thus the time driver plate and a plug-in unit all reached limit of sports record, the major loop of plug-in unit and switch cubicle is connected and is made switch cubicle be in " service position ".Otherwise, contrary rotation makes switch cubicle be in connection-test-three positions of disconnection respectively and (annotates: in the rotary course of displacement worm screw, have only when push rod and fall into Baltimore groove on the sector, secondary circuit is just connected, all the other positions all disconnect), realized disconnection, test, the connection of switch cubicle electric loop.
After drawer-bottom board and drive disk assembly (driver plate, driving sleeve) were fixing, when the displacement worm screw rotates to driver plate when withdrawing from fully, switch cubicle was in " open position ", and drawer can be pulled out outside the cabinet activities such as carrying out maintenance, maintenance arbitrarily in the case; When right rotation displacement worm screw, the sector of displacement worm screw changes the rectangular channel of dust panel over to, and this moment, drawer just can not be pulled out again; Right rotation displacement worm screw again, when the major loop of plug-in unit and switch cubicle was connected, the semicircle boss of driver plate was blocked by the special concave station of drawer-bottom board, makes driver plate not damage a plug-in unit etc. because of moving on, and has realized mechanical interlocking.
Groove on the displacement worm screw sector realizes that the secondary circuit of switch cubicle is switched on or switched off, and has realized electrical interlock.
Pushing/extracting out of the utility model drawer is flexibly light and handy, convenient operating maintenance, accurate positioning, disconnection, test, the connection of switch cubicle electric loop have been realized, realized mechanical interlocking and electrical interlock, anti-error performance height, skeleton of the present utility model has adopted the threeway connecting plate, can satisfy the requirement of whole skeleton and the every size of reference for assembling, precision is good; When adopting the threeway foundry goods can guarantee the skeleton assembling to the requirement of assembling alignment (X, Y, Z); Adopt list/double-vane square steel section bar intensity height, be out of shape little, assembling easily, flexibly, thereby whole switch cubicle is installed and removed conveniently, be out of shape little, intensity height, good looking appearance.
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing:
Fig. 1 is the utility model structural representation.
Fig. 2 is threeway connecting plate, threeway foundry goods, list/double-vane square steel section bar assembly relation schematic diagram.
Fig. 3 is drawer-bottom board, driving member, bending moment worm screw assembling relationship figure.
Fig. 4 is drawer-bottom board, driver plate position view.
Fig. 5 is driving sleeve and driver plate connection diagram.
Fig. 6 is the travel switch bracing frame and the push rod location drawing.
Fig. 7 is the driver plate location drawing.
Fig. 8 is a bending moment worm structure schematic diagram.
Fig. 9 is that the A of Fig. 8 is to view.
Fig. 9 is that the B of Fig. 8 is to view.
Referring to Fig. 1～Fig. 2, the skeleton in the cabinet 1 is assembled into one by threeway (X, Y, Z) connecting plate 2, threeway foundry goods 3, (FA-1/2) list/double-vane square steel section bar 4, tapping screw 5.Drawer-bottom board 6 guarantees through particular manufacturing craft, with the punch forming of pressure stamping machine, the back that makes drawer-bottom board is towards protruding shaping, and its forming height is the thickness of slab of driver plate 7, and on drawer-bottom board, have a T-slot and rectangular channel (see figure 4), special concave station 8 is arranged on the drawer-bottom board.Driver plate 7 also through punching press makes the one end become 45 the degree bevels, its forming height is the thickness of drawer-bottom board, and in a distance punching press of distance beveled end semicircle boss 9 (see figure 7)s.Referring to Fig. 1-Figure 10.The axle journal of displacement worm screw 10 is inserted in endless screw support 11, with screw endless screw support is connected with drawer-bottom board, and locatees by the location end face 12,13 of worm screw multidiameter shape.Interlock boss 15 is arranged on the sector 14 in the bending moment worm screw 10, be positioned at two grooves 16,17 on the interlock boss, flush end 28.Operating grip 29 stretches in the square opening on the bending moment worm screw and is connected with the bending moment worm screw (sees Fig. 3, Fig. 8-Figure 10).Driver plate is supported on the dust panel 18 and the T-slot by the drawer-bottom board bottom passes that riveting on the end of its dihedral at 45 of concave station on the drawer-bottom board has the driving sleeve 19 that cooperates with it in the worm screw groove that stretches into the bending moment worm screw and on the other end by screw be connected be positioned at cabinet on a plug-in unit 20 cooperating of plug holder 30 of main busbar.Because driver plate and the special shaping of drawer-bottom board and the complementation (thickness of slab that the special concave station height of drawer-bottom board is a driver plate, the forming height of driver plate is the thickness of slab of drawer-bottom board) of forming height make the cooperation of transmission and drawer-bottom board tight, and do not have distortion.Travel switch strutting piece 21 is connected the top of endless screw support by screw, and the travel switch 23 that contains travel switch contact 22 is arranged on it.One end of the push rod 24 that can contact with the travel switch contact stretches into that travel switch props up in the groove 25 that drives frame away and the other end cooperates with groove, platform on the sector.With respect to the position of fan-shaped keeper rectangular channel 26,27 is arranged at the drawer-bottom board dust panel.
Claims (6)
1, low pressure draw out switchgear cabinet, comprise the cabinet that contains skeleton, drawer-bottom board, dust panel, be positioned at the plug holder of main busbar on the cabinet, it is characterized in that the endless screw support that is connected with drawer-bottom board is arranged in the switch cubicle, be positioned at endless screw support and be contained in bending moment worm screw on the endless screw support, stretch in the bending moment worm spiral groove driving sleeve that cooperates with it, be supported on the other end that on driver plate one end on the dust panel plug-in unit that matches with plug holder of main busbar is arranged and pass the drawer-bottom board chute and be connected with driving sleeve.
2, low pressure draw out switchgear cabinet according to claim 1 is characterized in that bending moment worm screw one end-journal has the operating grip that is attached thereto.
3, low pressure draw out switchgear cabinet according to claim 1 and 2 is characterized in that bending moment worm screw two end-journal places have the location end face respectively.
4, low pressure draw out switchgear cabinet according to claim 1 and 2, it is characterized in that having on the endless screw support travel switch to prop up and drive part away, travel switch is loaded on travel switch and props up and drive away on the part, parallel or approximately parallel groove with the travel switch contact is arranged on the travel switch strutting piece, one end of the push rod that contacts with the travel switch contact stretches in the travel switch strutting piece groove, on the bending moment worm screw, sector is arranged, have on the sector with push rod on the interlock boss that cooperates of the corresponding other end of a relative end that stretches into travel switch strutting piece groove, be positioned at two grooves on the interlock boss, flush end.
5, low pressure draw out switchgear cabinet according to claim 4, it is characterized in that with respect to sector rectangular channel being arranged respectively on dust panel, the drawer-bottom board, sector can stretch in the rectangular channel of dust panel, drawer-bottom board when rotating, boss is arranged on driver plate, the concave station that cooperates with the driver plate convex platform is arranged on the drawer-bottom board.
6, according to claim 1 or 2 fast low pressure draw out switchgear cabinet, it is characterized in that skeleton by the threeway connecting plate, list/double-vane square steel section bar is arranged in the threeway foundry goods of list/double-vane square steel section bar, utilizes tapping screw to be formed by connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00223044 CN2420763Y (en) | 2000-05-17 | 2000-05-17 | Low voltage draw-out type switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00223044 CN2420763Y (en) | 2000-05-17 | 2000-05-17 | Low voltage draw-out type switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2420763Y true CN2420763Y (en) | 2001-02-21 |
Family
ID=33587659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00223044 Expired - Fee Related CN2420763Y (en) | 2000-05-17 | 2000-05-17 | Low voltage draw-out type switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2420763Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752981A (en) * | 2015-04-03 | 2015-07-01 | 山东春旭电气有限公司 | Pushing interlocking mechanism for drawer unit of power distribution cabinet |
| CN105261867A (en) * | 2015-11-11 | 2016-01-20 | 宜兴市彩鲽水族用品厂 | Power supply socket installing plate assembly used for aquarium bottom cabinet |
| CN110507121A (en) * | 2019-09-06 | 2019-11-29 | 广东洋艺建设有限公司 | Art Design exhibition showing stand and assemble method |
-
2000
- 2000-05-17 CN CN 00223044 patent/CN2420763Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752981A (en) * | 2015-04-03 | 2015-07-01 | 山东春旭电气有限公司 | Pushing interlocking mechanism for drawer unit of power distribution cabinet |
| CN105261867A (en) * | 2015-11-11 | 2016-01-20 | 宜兴市彩鲽水族用品厂 | Power supply socket installing plate assembly used for aquarium bottom cabinet |
| CN110507121A (en) * | 2019-09-06 | 2019-11-29 | 广东洋艺建设有限公司 | Art Design exhibition showing stand and assemble method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SICHUAN GUANGLIN ELECTRICITY DEVELOPMENT CO., LTD Free format text: FORMER OWNER: GUANGLIN ELECTRIC GROUP CO., LTD., SICHUAN Effective date: 20050218 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20050218 Address after: Chengdu second bridge two North Road 610051 Sichuan province No. 13 Patentee after: Sichuan Guang Lin Electric Industry Development Co., Ltd. Address before: Chengdu second bridge two North Road 610051 Sichuan province No. 13 Patentee before: Sichuan Guanglin Electric Appliances Group Co., Ltd. |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |