CN203967554U - Flameproof mining mobile transformer substation low-voltage variation case - Google Patents
Flameproof mining mobile transformer substation low-voltage variation case Download PDFInfo
- Publication number
- CN203967554U CN203967554U CN201420288320.7U CN201420288320U CN203967554U CN 203967554 U CN203967554 U CN 203967554U CN 201420288320 U CN201420288320 U CN 201420288320U CN 203967554 U CN203967554 U CN 203967554U
- Authority
- CN
- China
- Prior art keywords
- main chamber
- wire connection
- connection cavity
- low
- transformer substation
- 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
Links
- 238000005065 mining Methods 0.000 title claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 210000005069 ears Anatomy 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 230000002146 bilateral effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Housings And Mounting Of Transformers (AREA)
- Patch Boards (AREA)
Abstract
The utility model relates to flameproof mining mobile transformer substation low-voltage variation case, comprise casing, described casing is divided into main chamber and is positioned at two wire connection cavities of the left and right sides, main chamber, wire connection cavity top is provided with the first installation platen, before wire connection cavity, be provided with the second installation platen, before main chamber, be provided with door closure, inside, main chamber is provided with high pressure and combines guarantor's box, high pressure is combined to protect in box and is provided with from top to bottom core rack and earth leakage protective device, described earth leakage protective device is connected with the universal seclector that is fixed on cabinet one side, both sides, main chamber are provided with the low-voltage wiring terminal that is communicated with left and right wire connection cavity, in main chamber, be also provided with busbar, busbar is connected with the binding post being fixed on the wire connection cavity of left and right, binding post is connected with the tagblock in wire connection cavity, after main chamber, be provided with cover plate, in cover plate, be provided with Current Mutual Inductance mounting panel, multiple current transformers are installed on Current Mutual Inductance mounting panel.The utlity model has volume little, simple to operate, the feature such as easy to maintenance.
Description
Technical field
The utility model relates to guard box technical field, particularly flameproof mining mobile transformer substation low-voltage variation case.
Background technology
Low-voltage variation case for mine explosion-suppression and intrinsic safety type mobile substation (hereinafter to be referred as guard box) is applicable to contain methane blended gas, has under the coal mine of coal dust explosion hazard, docks with flameproof dry type transformer low-pressure side flange through adpting flange.Under normal circumstances, distribute low-pressure side load, and transship to feeding out circuit, leak electricity, disconnected phase, overvoltage/undervoltage protect.Because the environment under coal mine is severe, guard box requires overall dimension to diminish in increasing power as far as possible, and existing guard box volume is larger, safeguards loaded down with trivial detailsly, and operation easier is large, can not meet the requirement of powerful device.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide that a kind of volume is little, operation, flameproof mining mobile transformer substation easy to maintenance low-voltage variation case.
Realize the technical solution of the utility model as follows:
Flameproof mining mobile transformer substation low-voltage variation case, comprise casing, described casing is divided into main chamber and is positioned at two wire connection cavities of the left and right sides, main chamber, wire connection cavity top is provided with the first installation platen, before wire connection cavity, be provided with the second installation platen, before main chamber, be provided with door closure, inside, main chamber is provided with high pressure and combines guarantor's box, high pressure is combined to protect in box and is provided with from top to bottom core rack and earth leakage protective device, described earth leakage protective device is connected with the universal seclector that is fixed on cabinet one side, both sides, main chamber are provided with the low-voltage wiring terminal that is communicated with left and right wire connection cavity, in main chamber, be also provided with busbar, busbar is connected with the binding post being fixed on the wire connection cavity of left and right, binding post is connected with the tagblock in wire connection cavity, after main chamber, be provided with cover plate, in cover plate, be provided with Current Mutual Inductance mounting panel, multiple current transformers are installed on Current Mutual Inductance mounting panel.
Described wire connection cavity is provided with the connection joint of stube cable introducing device, second installs platen is made as cylindrical, both sides are provided with by nut and connect picking up the ears of joint, and port is horn-like, and bottom is provided with sealing ring, on the second installation platen, be also provided with vertical breach, in breach, be fastened with bolt, can ensure to be like this connected firmly, sealing ring plays the effect of sealing, the access of wire is convenient in the setting of port, and the bolt in breach can be used for compressing wire.
Described universal seclector is fixed on universal switch mounting panel, and universal seclector is connected with the switch shaft outside main chamber, and switch shaft is connected with deadlock lever with knob, and advantage is can carry out control handle by deadlock lever to operate universal seclector, easy to use.
Described door closure is provided with protection observation window, operation display, multiple button and various label, and advantage is convenient operation, plays suggesting effect.
Wire connection cavity both sides, described left and right are provided with shutter.
Adopt above-mentioned scheme, on wire connection cavity first is installed by platen and the second installation platen can exchange use, for user, can select according to demand termination, facilitate like this installation wiring, can realize bilateral four loop outlets, in the wire connection cavity of left and right, be provided with line bank, be convenient to be connected with the wire on binding post, in current transformer mounting panel, be also provided with line bank, be convenient to wire and be connected with current transformer, wiring is simplified, easy to maintenance.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is A-A cutaway view in Fig. 1;
The vertical view in Tu3Wei Tu district;
Fig. 4 is the structural representation of the second installation platen;
In accompanying drawing, 1 is casing, 2 is door closure, 3 is core rack, 4 is earth leakage protective device, 5 combine and protect box for high pressure, 6 is universal seclector, 7 is Current Mutual Inductance mounting panel, 8 is universal switch mounting panel, 9 is switch shaft, 10 is deadlock lever, 11 is knob, 12 is low-voltage wiring terminal, 13 is busbar, 14 is binding post, 15 is tagblock, 16 is cover plate, 17 is current transformer, 18 is line bank, 19 is the first installation platen, 20 is the second installation platen, 21 is wire connection cavity, 22 is main chamber, 23 for being communicated with joint, 24 is sealing ring, 25 is closure plate, 26 is packing ring, 27 for picking up the ears, 28 is bolt, 29 is breach.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
As shown in Figure 1 to Figure 4, flameproof mining mobile transformer substation low-voltage variation case, comprise casing 1, described casing 1 is divided into main chamber 22 and is positioned at two wire connection cavities 21 of 22 left and right sides, main chamber, wire connection cavity 21 tops are provided with the first installation platen 19, wire connection cavity 21 is provided with the second installation platen 20 above, main chamber 22 is provided with door closure 2 above, 22 inside, main chamber are provided with high pressure and combine guarantor's box 5, high pressure is combined to protect in box 5 and is provided with from top to bottom core rack 3 and earth leakage protective device 4, described earth leakage protective device 4 is connected with the universal seclector 6 that is fixed on casing 1 one sides, 22 both sides, main chamber are provided with the low-voltage wiring terminal 12 that is communicated with left and right wire connection cavity 21, in main chamber 22, be also provided with busbar 13, busbar 13 is connected with the binding post 14 being fixed on left and right wire connection cavity 21, binding post 14 is connected with the tagblock 15 in wire connection cavity 21, main chamber 22 is provided with cover plate 16 below, in cover plate 16, be provided with Current Mutual Inductance mounting panel 7, multiple current transformers 16 are installed on Current Mutual Inductance mounting panel 7.
Described wire connection cavity is provided with the connection joint 23 of stube cable introducing device 20, second installs platen 20 is made as cylindrical, both sides be provided with connect joint by nut pick up the ears 27, the second port that platen is installed is horn-like, bottom is provided with sealing ring 24, sealing ring 24 and second is installed between platen 20 closure plate 25 and packing ring 26 is installed, on the second installation platen 20, be also provided with vertical breach 29, in breach 29, be fastened with bolt 28, can ensure to be like this connected firmly, sealing ring plays the effect of sealing, the access of wire is convenient in the setting of port, bolt in breach can be used for compressing wire.
Described universal seclector 6 is fixed on universal switch mounting panel 8, universal seclector 6 is connected with the switch shaft 9 outside main chamber 22, switch shaft 9 is connected with deadlock lever 10 with knob 11, and advantage is can carry out control handle by deadlock lever to operate universal seclector, easy to use.
The main chamber of casing is made up of door closure, cavity and adpting flange; the door closure of guard box adopts bolt fastening structure; the devices such as power transformer, DSP control module, earth leakage protective assembly, current transformer are housed in chamber, and device is all arranged on Drawing-Core core frame, easy access.The connection of core frame outside connects by connector, throws off after connector, and core frame can be extracted out easily.
Two wire connection cavities that casing is provided with, can realize bilateral four loop outlets, the optional flame-proof type cable entry of outlet method or cable connector, and it is positioned at the front of wire connection cavity, and outlet cable is introduced after wire connection cavity through installing, the binding post of crimping.In the centre of outgoing line device, two clamp nut introducing devices are respectively housed, can penetrate cable.Regulation auxiliary grounding wire cable is introduced by the outside clamp nut formula introducing device of right wire connection cavity, and in access chamber, on corresponding binding post, cavity door closure is positioned at wire connection cavity side, by bolted.
Described door closure is provided with protection observation window, operation display, multiple button and various label, and advantage is convenient operation, plays suggesting effect, and display is operating state during display module in good time: communication state, electric current, voltage, insulation resistance; Fault category, fault point, current date, time, mains frequency etc.Button be " on ", D score, " left side ", " right side ", " carriage return ", " reset " key, can carry out menu setecting, parameter setting, fault inquiry etc. by operating these keys.
Wire connection cavity both sides, described left and right are provided with shutter, and casing top is provided with two hangers, are convenient to carrying.
Rear side in main chamber is provided with adpting flange, is divided into two kinds, and corresponding different capabilities product, has a wiring in chamber, the adpting flange left side respectively, has high-low pressure interlocking line, connection, power line above, arrives high side switch through transformer.
Claims (5)
1. flameproof mining mobile transformer substation low-voltage variation case, comprise casing, it is characterized in that: described casing is divided into main chamber and is positioned at two wire connection cavities of the left and right sides, main chamber, wire connection cavity top is provided with the first installation platen, before wire connection cavity, be provided with the second installation platen, before main chamber, be provided with door closure, inside, main chamber is provided with high pressure and combines guarantor's box, high pressure is combined to protect in box and is provided with from top to bottom core rack and earth leakage protective device, described earth leakage protective device is connected with the universal seclector that is fixed on cabinet one side, both sides, main chamber are provided with the low-voltage wiring terminal that is communicated with left and right wire connection cavity, in main chamber, be also provided with busbar, busbar is connected with the binding post being fixed on the wire connection cavity of left and right, binding post is connected with the tagblock in wire connection cavity, after main chamber, be provided with cover plate, in cover plate, be provided with Current Mutual Inductance mounting panel, multiple current transformers are installed on Current Mutual Inductance mounting panel.
2. flameproof mining mobile transformer substation according to claim 1 low-voltage variation case; it is characterized in that: described wire connection cavity is provided with the connection joint of stube cable introducing device; second installs platen is made as cylindrical; both sides are provided with by nut and connect picking up the ears of joint; port is horn-like; bottom is provided with sealing ring, on the second installation platen, is also provided with a vertical breach, is fastened with bolt in breach.
3. flameproof mining mobile transformer substation according to claim 1 low-voltage variation case; it is characterized in that: described universal seclector is fixed on universal switch mounting panel; universal seclector is connected with the switch shaft outside main chamber, and switch shaft is connected with deadlock lever with knob.
4. flameproof mining mobile transformer substation according to claim 1 low-voltage variation case, is characterized in that: described door closure is provided with protection observation window, operation display, multiple button and various label.
5. flameproof mining mobile transformer substation according to claim 1 low-voltage variation case, is characterized in that: wire connection cavity both sides, described left and right are provided with shutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288320.7U CN203967554U (en) | 2014-05-30 | 2014-05-30 | Flameproof mining mobile transformer substation low-voltage variation case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288320.7U CN203967554U (en) | 2014-05-30 | 2014-05-30 | Flameproof mining mobile transformer substation low-voltage variation case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203967554U true CN203967554U (en) | 2014-11-26 |
Family
ID=51928098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420288320.7U Expired - Fee Related CN203967554U (en) | 2014-05-30 | 2014-05-30 | Flameproof mining mobile transformer substation low-voltage variation case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203967554U (en) |
-
2014
- 2014-05-30 CN CN201420288320.7U patent/CN203967554U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20160530 |