CN2899211Y - Movable cased transformer station for drilling well - Google Patents
Movable cased transformer station for drilling well Download PDFInfo
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- CN2899211Y CN2899211Y CN 200620005111 CN200620005111U CN2899211Y CN 2899211 Y CN2899211 Y CN 2899211Y CN 200620005111 CN200620005111 CN 200620005111 CN 200620005111 U CN200620005111 U CN 200620005111U CN 2899211 Y CN2899211 Y CN 2899211Y
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- transformer
- screw
- computer integrated
- integrated protection
- wire clamp
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Abstract
A movable cased transformer station for drilling well comprises a high voltage chamber, a transformer chamber and a low voltage chamber. The high voltage chamber is provided with an insulation switch, a current mutual inductor and a vacuum breaker. The low voltage chamber is provided with a compensation screen and a low voltage output screen, which is characterized in that a micro-computer integrated protection device is arranged in the high voltage chamber, the input of the micro-computer integrated protection device is connected with the output of the current mutual inductor and the voltage inductor, the output of the micro-computer integrated protection device is connected with the controller end vacuum breaker, a direct current screen is installed in the low voltage chamber, and the direct current output of the direct current screen is connected with the power of the micro-computer integrated protection device, a movable leading-down line rack is installed on the top of the box.
Description
Technical field the utility model relates to a kind of removable box-type substation, particularly the box-type substation of oil drilling use.
Background technology is present, domestic box-type substation generally trends towards compact conformation, little, in light weight, the small investment of volume, configuration mostly is the high-pressure side greatly and adopts on-load switch, the small-sized oil immersed type of transformer adopting, and general structure adopts divides hyperbaric chamber, low-pressure chamber and transformer room in the casing.It is not high that this case becomes the ubiquity power supply reliability; the protection fuses that adopt are done main protection more; sensitivity is relatively poor, even if switch has overcurrent protection, is alternating current operation mostly; voltage fluctuation is bigger during the system failure; protective device can not action message, breaks down in case case becomes power supply unit, and is bigger to the impact of electrical network; easily overstep tripping taking place and enlarge the power failure scope, loses bigger.Owing to compact conformation, apparatus insulated grade is not high simultaneously, is not suitable in highlands use (generally being adapted at height above sea level uses below 2000 meters); The high-pressure side downlead generally adopts aluminium stranded conductor directly to receive case change entrance bushing, and this mode easy generation circuit when driving snow and bad weather is taken and caused ground short circuit on the casing; Even if adopt high-tension cable to insert, because high-tension cable is uneven in length, generally becomes top disc and put at case, in case in moving process or longly cause defective insulation service time, cause ground short circuit easily, even personal injury accident.A lot of oil fields are are all researched and developed box-type substation voluntarily and are used for inserting electricity consumption to drilling crew temporarily, but the back overlap joint that all must have a power failure.The high-tension line owing to must stop transport during overlap joint causes a large amount of oil production equipments to withdraw from temporarily, has a strong impact on crude output and economic benefit, and brings very big workload can for oil recovery worker start-stop oil pumper, and causes operating accident easily.
The content the purpose of this utility model of invention is will provide a kind of operation, protection reliably; Be not easy to cause ground short circuit; The removable box-type substation that need not have a power failure when inserting electrical network.
The technical solution of the utility model is that this device comprises casing 1, is divided into hyperbaric chamber 2, transformer room 14, low-pressure chamber 13 in the casing 1; Transformer 15 is installed in the transformer room 14; Isolating switch 28, current transformer 29, voltage transformer 30, vacuum circuit-breaker 18 are installed in the hyperbaric chamber 2; Low-pressure chamber 13 is equipped with compensation screen 25, low pressure cutout screen 26; Its characteristics are that in the hyperbaric chamber 2 also have computer integrated protection 17, the input of computer integrated protection 17 is connected with the output of current transformer 29, voltage transformer 30, and the output of computer integrated protection 17 is connected with the controlled terminal of vacuum circuit-breaker 18; Low-pressure chamber 13 also is equipped with direct current cabinet 27, and the direct current output of direct current cabinet 27 is connected with the power supply of computer integrated protection 17; One movable downlead support 10 also is housed on the top of casing 1.
Another characteristics of the present utility model are that described movable downlead support 10 is by a montant 101 and two cross bars 102,103 of fixedlying connected with its top, six insulators 104 on two cross bars 102,103 are formed, and lower end one bearing pin 8 of montant 101 is connected with the link slot 6 of casing 1 upper end; Also have a screw 7 on the top of link slot 6, also there is a fixing threaded hole 9 corresponding position with link slot screw 7 on montant 101.
Another characteristics of the present utility model be the high-voltage connection leading-in end of this box-type substation promptly with the terminals of 10 kilovolts of power supplys, be connected with the charged access wire clamp of a screw threads for fastening type and be mated the wire clamp action bars of use.The charged access wire clamp of this screw threads for fastening type is: have one or three bandings to close the clamp 35 of openings at one side, have on the limit, lower end of clamp 35 screw rod 34 is arranged in a screw 37, the screw 37, the upper end of screw rod 34 has a Wire fastener 36, lower end to have one 32, on the axle 32 alignment pin 33 is arranged; On clamp 35, also has a connection bolt 38; With the wire clamp action bars 40 in addition that wire clamp is used, wire clamp action bars 40 is a hollow, makes with insulating material, and external diameter of diameter ratio shaft 32 is bigger in it; Front end at action bars 40 has a draw-in groove 41.
Advantage of the present utility model and beneficial effect: 1, because high-voltage circuit-breaker switching on-off adopts DC control; the microcomputer type comprehensive protector can be controlled circuit-breaker switching on-off; have defencive functions such as quick-break, overcurrent, transformer temperature height; can can not be subjected to the influence of alternating voltage fluctuation rapidly with the circuit breaker tripping during case accident barrier.So the utility model moves, protection is very reliable.And case becomes protected data and can adjust flexibly.2, good for guaranteeing the insulation of high pressure lead-in, case becomes the top and is provided with movable downlead support, prop up and set up insulator, case becomes to be propped up support in use, the high pressure downlead is introduced the high pressure entrance bushing through the support insulator, case becomes when stopping using packs up support, has thoroughly solved the high-voltage connection defective insulation that may exist and has caused the problem of ground connection.3, owing to adopt charged access wire clamp of screw threads for fastening type and the operation of wire clamp action bars, realized the access that do not have a power failure.
Description of drawings
Fig. 1 is the utility model structural representation
Fig. 2 is the left view of Fig. 1
Fig. 3 is the right view of Fig. 1
Fig. 4 is the vertical view of Fig. 1
Fig. 5 is primary connection figure of the present utility model
Fig. 6 is charged tie-in line clamping structure schematic diagram
Fig. 7 is a wire clamp operation lever structure schematic diagram
Fig. 8 is the vertical view of Fig. 7
Among the figure: the 1-casing, the 2-hyperbaric chamber, the 3-high-tension cable, 4-high pressure entrance bushing, (501-504)-suspension ring, the 6-link slot, the 7-screw, the 8-bearing pin, the 9-fixing threaded hole, 10-downlead support, 11-casing fan, the 12-low-voltage cable, the 13-low-pressure chamber, the 14-transformer room, the 15-transformer, 16-transformer heat exchange fan, the 17-computer integrated protection, the 18-vacuum circuit-breaker, 19-high-voltage terminal cabinet, 20-high pressure incoming line cabinet, the 21-position switch, the 22-electromagnetic lock, the 23-electricity-measuring meter, 24-high pressure entrance bushing, 25-capacitor compensation cabinet (compensation screen), 26-low pressure outlet screen, the 27-direct current cabinet, the 28-isolating switch, the 29-current transformer, the 30-voltage transformer, the 31-fuse; 101-montant, 102-cross bar, 103-cross bar, 104-insulator; 32-axle, 33-alignment pin, 34-screw rod, 35-clamp, 36-Wire fastener, 37-screw, 38-connection bolt, 40-action bars, 41-draw-in groove.
Embodiment such as Fig. 1-Fig. 8; box-type substation (becoming hereinafter to be referred as case) comprises casing 1; be divided into low-pressure chamber 13 in the casing 1; hyperbaric chamber 2; transformer room 14; case becomes top installing hoisting ring (501-504) and high pressure inlet wire support 10; case becomes body 1 steel plate structure; bearing beam and case become steelframe and all adopt channel-section steel to make; each top, chamber dress illuminating lamp and cooling fan 11; to add forced ventilation; high-voltage connection is connected to high-voltage connection support 10 from circuit; insert by high pressure entrance bushing 24 then and isolate (isolating switch 28) on the inlet wire; isolate the lower end and cause high-voltage terminal cabinet breaker 18-side through current transformer 29; connect voltage transformer 30 simultaneously; circuit breaker 18 outlets cause transformer 15 high-pressure sides through sleeve pipe; step down side is connected to low-voltage bus bar, and low-voltage bus bar connects compensating cabinet (screen) 25 and low pressure outlet screen 26, and direct current cabinet 27 feeds out as the control of high-voltage circuit breaker power supply and microcomputer is combined and the working power of protective device.
Case becomes line attachment and adopts the access way that do not have a power failure, isolating switch 28 is drawn back, circuit breaker 18 disconnects, the high pressure lead-in that case is become is connected to the connection bolt 38 times of the charged access wire clamp of screw threads for fastening type, insulating bar is adorned 40 to be enclosed within on the axle 32 of charged wiring wire clamp, with the open card of wire clamp on the high voltage source overhead wire, rotary manipulation bar 40, because alignment pin 33 is in draw-in groove 41, axle 32 can only be along with action bars rotates, and wire clamp movable part (Wire fastener 36 moves up) clamps overhead wire, after contact is good action bars 40 is taken off, close isolating switch 28, throw circuit breaker 18, the case change puts into operation.
High-tension switch cabinet adopts the XGN66 type; the vacuum switch dc operation; band computer integrated protection 17; defencive function has quick-break, overcurrent, transformer overtemperature prote; the protective device DC control; guaranteed that thoroughly case becomes sensitivity, selectivity and the reliability of protection, protective device is not subjected to the alternating voltage influence of fluctuations, and the case change feeds out fault and can not cause the circuit overstep tripping.Switch cubicle installing electromagnetic lock 22, position switch 21 locking cabinet body doors have been realized five anti-requirements.Main switch adopts vacuum interrupter 28, has reduced maintenance workload.Main switch is divide-shut brake on the spot, also can be by computer integrated protection 17 remote control divide-shut brakes.And have high voltage display device, avoid misoperation and personal injury.
Case becomes the top and is provided with movable downlead support 10, and support divides the three-phase installing six composite insulators 104, and case becomes to be holded up support 10 in use, and is screwed in gong hole 7 and the fixing threaded hole 9, with the erected state of fixed support 10 with a screw rod.The high pressure downlead is introduced high pressure entrance bushing 24 through support insulator 104.And with unnecessary cable on insulator, thoroughly solved the high-voltage connection defective insulation that may exist and caused the problem of ground connection.Case becomes when stopping using, and backs out screw rod support 10 is put down.
Low-pressure side is divided the two-way outlet; the reactive power compensation cabinet divides eight the tunnel to connect the self-healing capacitive means; automatically monitoring and input reactive power compensation; direct current cabinet divides two-way to exchange inlet wire, computer module management and monitoring, the output of four road direct currents; the two-way rectification module; be with under-voltage overvoltage protection, main floating charge switching, insulating monitoring, in case becomes automatic monitor temperature and condensation device be installed, drop into warmer automatically and become inner not dewfall and low excessively defective insulation and the device damage that causes of temperature with guard box.
This utility model case change is suitable for the interim place of mobility, particularly overhead wire have a power failure particularly suitable under the situation cause heavy losses easily, the box equipment configuration is suitable for oil field various model rig temporary electricity, what need proposition especially is, adopting does not have a power failure inserts the case change, ensured crude oil production, shaped article is in 1 year accident free of Qinghai Oil Field safe operation; Other area not high, that the line outage loss is big also can be used for loading.Computer integrated protection can adopt: other models that (model) yz300-cb or merit are close.
Claims (3)
1, the removable box-type substation of a kind of drilling well comprises casing (1), is divided into hyperbaric chamber (2), transformer room (14), low-pressure chamber (13) in the casing (1); Transformer (15) is installed in the transformer room (14); Isolating switch (28), current transformer (29), voltage transformer (30), vacuum circuit-breaker (18) are installed in the hyperbaric chamber (2); Low-pressure chamber (13) is equipped with compensation screen (25), low pressure cutout screen (26); It is characterized in that (2) also have computer integrated protection (17) in the hyperbaric chamber, the input of computer integrated protection (17) is connected with the output of current transformer (29), voltage transformer (30), and the output of computer integrated protection (17) is connected with the controlled terminal of vacuum circuit-breaker (18); Low-pressure chamber (13) also is equipped with direct current cabinet (27), and the direct current output of direct current cabinet (27) is connected with the power supply of computer integrated protection (17); One movable downlead support (10) also is housed on the top of casing (1).
2, the removable box-type substation of a kind of drilling well as claimed in claim 1, it is characterized in that described movable downlead support (10) is by a montant (101) and two cross bars (102,103) of fixedlying connected with its top, six insulators (104) on two cross bars (102,103) are formed, and lower end one bearing pin (8) of montant (101) is connected with the link slot (6) of casing (1) upper end; Also have a screw (7) on the top of link slot (6), go up and also there is a fixing threaded hole (9) corresponding position of link slot screw (7) at montant (101).
3, the removable box-type substation of a kind of drilling well as claimed in claim 1 or 2, it is characterized in that the high-voltage connection leading-in end of this box-type substation promptly with the terminals of 10 kilovolts of power supplys, be connected with the charged access wire clamp of a screw threads for fastening type, the charged access wire clamp of this screw threads for fastening type is: have one or three bandings to close the clamp (35) of openings at one side, have on the limit, lower end of clamp (35) in a screw (37), the screw (37) screw rod (34) is arranged, the upper end of screw rod (34) has a Wire fastener (36), lower end that one (32) are arranged, and on the axle (32) alignment pin (33) is arranged; Go up a connection bolt (38) in addition at clamp (35); With the wire clamp action bars (40) in addition that wire clamp is used, wire clamp action bars (40) is a hollow, and external diameter of diameter ratio shaft (32) is bigger in it; Front end at action bars (40) has a draw-in groove (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620005111 CN2899211Y (en) | 2006-01-16 | 2006-01-16 | Movable cased transformer station for drilling well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620005111 CN2899211Y (en) | 2006-01-16 | 2006-01-16 | Movable cased transformer station for drilling well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2899211Y true CN2899211Y (en) | 2007-05-09 |
Family
ID=38074543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620005111 Expired - Fee Related CN2899211Y (en) | 2006-01-16 | 2006-01-16 | Movable cased transformer station for drilling well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2899211Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738716A (en) * | 2012-05-31 | 2012-10-17 | 江苏盈方智能科技有限公司 | Line inlet/outlet structure of mobile type electric device room |
| CN104682224A (en) * | 2014-12-30 | 2015-06-03 | 国家电网公司 | Fast-moving power distribution integral device |
| CN107809069A (en) * | 2017-06-12 | 2018-03-16 | 深圳供电局有限公司 | A kind of moving emergency power cabinet for the bypass of power network low-voltage equipment |
| CN110416894A (en) * | 2019-08-02 | 2019-11-05 | 宝鸡市科威尔电器有限公司 | Outdoor mobile exchange emergency power distribution equipment |
| CN111817191A (en) * | 2019-04-12 | 2020-10-23 | 特变电工山东沈变电气设备有限公司 | Box-type substation for photovoltaic |
| CN112152132A (en) * | 2020-08-29 | 2020-12-29 | 中铁电气工业有限公司 | Movable high-pressure chamber |
-
2006
- 2006-01-16 CN CN 200620005111 patent/CN2899211Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738716A (en) * | 2012-05-31 | 2012-10-17 | 江苏盈方智能科技有限公司 | Line inlet/outlet structure of mobile type electric device room |
| CN102738716B (en) * | 2012-05-31 | 2015-06-17 | 江苏盈方智能科技有限公司 | Line inlet/outlet structure of mobile type electric device room |
| CN104682224A (en) * | 2014-12-30 | 2015-06-03 | 国家电网公司 | Fast-moving power distribution integral device |
| CN107809069A (en) * | 2017-06-12 | 2018-03-16 | 深圳供电局有限公司 | A kind of moving emergency power cabinet for the bypass of power network low-voltage equipment |
| CN107809069B (en) * | 2017-06-12 | 2024-06-07 | 深圳供电局有限公司 | Mobile emergency power supply cabinet for bypass of low-voltage equipment of power grid |
| CN111817191A (en) * | 2019-04-12 | 2020-10-23 | 特变电工山东沈变电气设备有限公司 | Box-type substation for photovoltaic |
| CN110416894A (en) * | 2019-08-02 | 2019-11-05 | 宝鸡市科威尔电器有限公司 | Outdoor mobile exchange emergency power distribution equipment |
| CN110416894B (en) * | 2019-08-02 | 2024-03-29 | 宝鸡市科威尔电器有限公司 | Outdoor movable alternating current emergency power distribution device |
| CN112152132A (en) * | 2020-08-29 | 2020-12-29 | 中铁电气工业有限公司 | Movable high-pressure chamber |
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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: 20070509 Termination date: 20150116 |
|
| EXPY | Termination of patent right or utility model |