CN205123054U - Low -voltage distribution box - Google Patents
Low -voltage distribution box Download PDFInfo
- Publication number
- CN205123054U CN205123054U CN201521011239.5U CN201521011239U CN205123054U CN 205123054 U CN205123054 U CN 205123054U CN 201521011239 U CN201521011239 U CN 201521011239U CN 205123054 U CN205123054 U CN 205123054U
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- Prior art keywords
- low
- casing
- double
- switch
- distribution box
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- 238000007789 sealing Methods 0.000 claims description 24
- 230000000694 effects Effects 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 9
- 230000004888 barrier function Effects 0.000 claims description 8
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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Abstract
The utility model relates to a low -voltage distribution box, including the box, be provided with low push type broach in the box and melt the switch, low push type broach is connected with at least two tunnel low pressure circuits on melting the switch, and every way low -voltage line is provided with computer protection device on the road, and every way low -voltage line is equipped with the doublethrow knife -like switch on the road, and the one end of doublethrow knife -like switch links to each other with computer protection device, and the other end of doublethrow knife -like switch links to each other with the low pressure circuit, is equipped with the ground connection subassembly that links to each other with the doublethrow knife -like switch on the box, is equipped with the wall subassembly on the doublethrow knife -like switch, the utility model discloses an advantage: through the switching on and break off of doublethrow sword on -off control low pressure circuit, can reduce and join in marriage a power failure scope that becomes platform district low pressure circuit, enhancing power supply reliability, the setting of ground connection subassembly becomes or low -voltage line road check when repairing joining in marriage, can effectively reduce the staff and hang the work load of establishing the low pressure earth connection, improves work efficiency, and the setting of separation subassembly can realize the reliable shutting of low pressure ground connection, prevent misuse, the safety of the guarantee person and equipment.
Description
Technical field
The utility model relates to a kind of low-tension distribution box.
Background technology
My power supply area low-tension distribution box low-pressure line-outgoing is generally all divided into two-way or multichannel at present, current low-voltage distributing line to be overhauled, the cutter that must pull open in distribution box melts master switch, all low-pressure line-outgoings of distribute-electricity transformer district are all had a power failure, can not realize having a power failure to the selectivity of circuit, along with the electrified village of new rural village builds the increasing of dynamics, the insulating ratio of low-voltage circuit improves gradually, this makes part platform district when to distribution transformer maintenance or line maintenance, be difficult to select the suitable position hanging earth connection, inefficiency.
Utility model content
The technical problems to be solved in the utility model is just to provide a kind of low-tension distribution box, effectively can solve ineffective defect when existing low-voltage distributing line overhauls.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions: a kind of low-tension distribution box, comprise casing, low pressure switch with knifeshaped fuse is provided with in casing, low pressure switch with knifeshaped fuse is connected with at least two-way low-voltage circuit, every road low-voltage circuit is provided with microcomputer protecting device, every road low-voltage circuit is provided with the double-throw knife switch controlling low-voltage circuit conducting and disconnection, one end of double-throw knife switch is connected with microcomputer protecting device, the other end of double-throw knife switch is connected with low-voltage circuit, casing is provided with the grounding assembly be connected with double-throw knife switch, double-throw knife switch is provided with the partition assembly preventing double-throw knife switch from operating.
Preferably, partition assembly comprises cage and insulating barrier, and cage is movably connected on double-throw knife switch, insulating barrier is arranged on cage, is realized the stop isolation of double-throw knife switch, the setting of insulating barrier by cage, improve security performance, result of use is good.
Preferably, double-throw knife switch is provided with chute, and cage is provided with the slide block matched with chute, be provided with positive stop in chute, chute coordinates with slide block, is convenient to cage activity, result of use is good, the setting of positive stop, can ensure the partition effect of cage.
Preferably, grounding assembly comprises earthing bar and earth stud, and earth stud is connected by wire with earthing bar, earthing bar is provided with the contact be connected with double-throw knife switch, and earthing bar and earth stud are all arranged on casing, and earthing effect is good, can realize the ground connection of casing, security performance is good.
Preferably, casing is provided with indication component, and effectively can prevent the misoperation of operating personnel during ground connection, security performance is high.
Preferably, indication component comprises direction board and LED warning lamp, direction board is fixedly connected on casing by rivet, LED warning lamp is arranged on casing, can according to different application scenarios, carry out selection prompting to indication component, security performance is high, by rivet, direction board is fixed on casing, good fixing effect.
Preferably, the lateral wall of casing is provided with the groove of fixing direction board, groove is connected with sealing plate, is provided with the control lever controlling sealing plate activity on sealing plate, avoids direction board to come off, direction board is arranged in groove, can make direction board not by the infection of dust, convenient operation personal observations, it is movable that control lever controls sealing plate, easy to operate, result of use is good.
Preferably, casing is provided with the guide rail for sealing plate activity, and guide rail is provided with the lock-screw of lock sealing plate in guide rail, be convenient to sealing plate activity, by lock-screw, sealing plate lock onto in guide rail, can avoid sealing plate come off, be convenient to alert, improve security performance.
Preferably, casing is provided with the control power supply of control LED warning lamp conducting and disconnection, convenient operation human users, and control effects is good.
In sum, advantage of the present utility model: the conducting and the disconnection that are controlled low-voltage circuit by double-throw knife switch, can be reduced the power failure range of distribute-electricity transformer district low-voltage circuit, improve power supply reliability, the setting of grounding assembly, when distribution transforming or low-voltage circuit maintenance, effectively can reduce a staff and hang the workload of low-voltage grounding wire, increase work efficiency, intercept the setting of assembly, the reliable locking of low-voltage ground can be realized, prevent misoperation, ensure the safety of the person and equipment.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the structural representation of a kind of low-tension distribution box of the utility model;
Fig. 2 is the structural representation that the utility model partition assembly and double-throw knife switch are installed;
Fig. 3 is the structural representation of the utility model grounding assembly;
Fig. 4 is the structural representation of the utility model casing.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, a kind of low-tension distribution box, comprise casing 1, low pressure switch with knifeshaped fuse 10 is provided with in casing 1, low pressure switch with knifeshaped fuse 10 is connected with at least two-way low-voltage circuit 2, every road low-voltage circuit 2 is provided with microcomputer protecting device 3, every road low-voltage circuit 2 is provided with the double-throw knife switch 4 controlling low-voltage circuit 2 conducting and disconnection, one end of double-throw knife switch 4 is connected with microcomputer protecting device 3, the other end of double-throw knife switch 4 is connected with low-voltage circuit 2, casing 1 is provided with the grounding assembly 5 be connected with double-throw knife switch 4, double-throw knife switch 4 is provided with the partition assembly 6 preventing double-throw knife switch 4 from operating, as shown in Figure 2, partition assembly 6 comprises cage 60 and insulating barrier 61, cage 60 is movably connected on double-throw knife switch 4, insulating barrier 61 is arranged on cage 60, the stop isolation of double-throw knife switch is realized by cage, the setting of insulating barrier, improve security performance, result of use is good, double-throw knife switch 4 is provided with chute 40, cage 60 is provided with the slide block 63 matched with chute 40, positive stop 41 is provided with in chute 40, chute coordinates with slide block, be convenient to cage activity, result of use is good, the setting of positive stop, the partition effect of cage can be ensured.
See Fig. 3 again, grounding assembly 5 comprises earthing bar 51 and earth stud 52, earth stud 52 is connected by wire 53 with earthing bar 51, earthing bar 51 is provided with the contact 54 be connected with double-throw knife switch 4, earthing bar and earth stud are all arranged on casing, earthing effect is good, can realize the ground connection of casing, and security performance is good.
Finally see Fig. 4, casing 1 is provided with indication component 7, effectively can prevent the misoperation of operating personnel during ground connection, security performance is high, indication component 7 comprises direction board 71 and LED warning lamp 72, direction board 71 is fixedly connected on casing 1 by rivet, LED warning lamp 72 is arranged on casing 1, can according to different application scenarios, selection prompting is carried out to indication component, security performance is high, by rivet, direction board is fixed on casing, good fixing effect, the lateral wall of casing 1 is provided with the groove 11 of fixing direction board 71, groove 11 is connected with sealing plate 12, sealing plate 12 is provided with the control lever 13 controlling sealing plate 12 activity, direction board is avoided to come off, direction board is arranged in groove, direction board can be made not by the infection of dust, convenient operation personal observations, it is movable that control lever controls sealing plate, easy to operate, result of use is good, casing 1 is provided with the guide rail 8 for sealing plate activity, guide rail 8 is provided with the lock-screw 81 of lock sealing plate in guide rail, be convenient to sealing plate activity, by lock-screw, sealing plate is lock onto in guide rail, can avoid sealing plate come off, be convenient to alert, improve security performance, casing 1 is provided with the control power supply 9 of control LED warning lamp 72 conducting and disconnection, convenient operation human users, control effects is good.
During use, when equipment normally runs, double-throw knife switch 4 upwards closes, the inlet wire circuit that double-throw knife switch 4 is connected is communicated with low-voltage circuit 2, when distribution transformer or low-voltage circuit need maintenance, by double-throw knife switch 4 drawing downwards, double-throw knife switch 4 and inlet wire circuit are pulled open, and control double-throw knife switch and be communicated with grounding assembly 5, make low-voltage circuit 2 power-off and complete reliable ground, then by slip cage 60, double-throw knife switch 4 can not be operated when overhauling, then by controlling power supply 9, LED warning lamp 72 is energized, and pull sealing plate 12 to make direction board 71 to remind operating personnel, security performance during maintenance is high.
Except above preferred embodiment, the utility model also has other execution mode, those skilled in the art can make various change and distortion according to the utility model, only otherwise depart from spirit of the present utility model, all should belong to the scope that the utility model claims define.
Claims (9)
1. a low-tension distribution box, comprise casing (1), low pressure switch with knifeshaped fuse (10) is provided with in casing (1), low pressure switch with knifeshaped fuse (10) is connected with at least two-way low-voltage circuit (2), every road low-voltage circuit (2) is provided with microcomputer protecting device (3), it is characterized in that: every road low-voltage circuit (2) is provided with the double-throw knife switch (4) controlling low-voltage circuit (2) conducting and disconnection, one end of double-throw knife switch (4) is connected with microcomputer protecting device (3), the other end of double-throw knife switch (4) is connected with low-voltage circuit (2), casing (1) is provided with the grounding assembly (5) be connected with double-throw knife switch (4), double-throw knife switch (4) is provided with the partition assembly (6) preventing double-throw knife switch (4) misoperation.
2. a kind of low-tension distribution box according to claim 1, it is characterized in that: partition assembly (6) comprises cage (60) and insulating barrier (61), cage (60) is movably connected on double-throw knife switch (4), and insulating barrier (61) is arranged on cage (60).
3. a kind of low-tension distribution box according to claim 2, it is characterized in that: double-throw knife switch (4) is provided with chute (40), cage (60) is provided with the slide block (63) matched with chute (40), is provided with positive stop (41) in chute (40).
4. a kind of low-tension distribution box according to claim 1, it is characterized in that: grounding assembly (5) comprises earthing bar (51) and earth stud (52), earth stud (52) is connected by wire (53) with earthing bar (51), earthing bar (51) is provided with the contact (54) be connected with double-throw knife switch (4), and earthing bar (51) and earth stud (52) are all arranged on casing.
5. a kind of low-tension distribution box according to claim 1, is characterized in that: casing (1) is provided with indication component (7).
6. a kind of low-tension distribution box according to claim 5, it is characterized in that: indication component (7) comprises direction board (71) and LED warning lamp (72), direction board (71) is fixedly connected on casing (1) by rivet, and LED warning lamp (72) is arranged on casing (1).
7. a kind of low-tension distribution box according to claim 6, it is characterized in that: the lateral wall of casing (1) is provided with the groove (11) of fixing direction board (71), groove (11) is connected with sealing plate (12), sealing plate (12) is provided with and controls the movable control lever (13) of sealing plate (12).
8. a kind of low-tension distribution box according to claim 7, it is characterized in that: casing (1) is provided with the guide rail (8) for sealing plate activity, and guide rail (8) is provided with the lock-screw of lock sealing plate in guide rail (81).
9. a kind of low-tension distribution box according to claim 6, is characterized in that: casing (1) is provided with the control power supply (9) of (72) conducting of control LED warning lamp and disconnection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521011239.5U CN205123054U (en) | 2015-12-08 | 2015-12-08 | Low -voltage distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521011239.5U CN205123054U (en) | 2015-12-08 | 2015-12-08 | Low -voltage distribution box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205123054U true CN205123054U (en) | 2016-03-30 |
Family
ID=55578630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521011239.5U Active CN205123054U (en) | 2015-12-08 | 2015-12-08 | Low -voltage distribution box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205123054U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552748A (en) * | 2015-12-08 | 2016-05-04 | 国网浙江省电力公司丽水供电公司 | Low-voltage power distribution box |
| CN106451160A (en) * | 2016-11-17 | 2017-02-22 | 国家电网公司 | Double-sided nondestructive grounding power distribution transformation table |
-
2015
- 2015-12-08 CN CN201521011239.5U patent/CN205123054U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552748A (en) * | 2015-12-08 | 2016-05-04 | 国网浙江省电力公司丽水供电公司 | Low-voltage power distribution box |
| CN106451160A (en) * | 2016-11-17 | 2017-02-22 | 国家电网公司 | Double-sided nondestructive grounding power distribution transformation table |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |