CN102904167A - Middle-arranged-type high-voltage switch cabinet - Google Patents
Middle-arranged-type high-voltage switch cabinet Download PDFInfo
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- CN102904167A CN102904167A CN2012103750871A CN201210375087A CN102904167A CN 102904167 A CN102904167 A CN 102904167A CN 2012103750871 A CN2012103750871 A CN 2012103750871A CN 201210375087 A CN201210375087 A CN 201210375087A CN 102904167 A CN102904167 A CN 102904167A
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Abstract
The invention relates to a middle-arranged-type high-voltage switch cabinet which is characterized in that after a busbar which is led out from a lower contact box of a circuit breaker room straightly runs downward for a distance, the busbar is connected with a longitudinal short busbar connected with a voltage transformer, a current transformer and a lightning arrester; a busbar on a line outgoing terminal of the current transformer bends forward after straightly running upward for a distance; the busbar which bends forward is fixed on an insulator; a wiring hole which is prepared for connecting a high-voltage cable is formed on the end part of the busbar; a line inlet of the high-voltage cable is formed on the middle part at the bottom of a cable room; and the an observation window is also formed on a cabinet door of the cable room. The middle-arranged-type high-voltage switch cabinet provided by the invention has the advantages that the thickness of the high-voltage cabinet with the same capacity can be reduced by 20%, raw materials of the cabinet are saved, and the manufacturing cost of the cabinet is saved; and running monitoring and electrical test of the cable, the current transformer, the voltage transformer and a grounding switch can be conveniently carried out before the cabinet by operators.
Description
Technical field
The present invention relates to a kind of high voltage electric power equip ment, especially a kind of central-positioned high-voltage switch cabinet.
Background technology
At present, traditional central-positioned high-voltage switch cabinet, its high-tension cable, earthed switch, voltage transformer summation current transformer etc. all are arranged on the rear portion of cupboard, so that the rear portion of cupboard is more crowded, and the anterior remaining space of cupboard is more, thereby its structure is unreasonable.All be arranged on again the rear portion of cupboard owing to high-tension cable, earthed switch, voltage transformer summation current transformer etc., thereby the gauge of cupboard is very large, and the volume of cupboard is also very large, thereby manufacturing cost is higher, floor space is larger, and the room and the corresponding construction area that require are also larger; All be installed in again the rear portion of cupboard owing to high-tension cable, earthed switch, voltage transformer summation current transformer etc., so that high-voltage board is when operation, stand in the front operating personnel of cabinet and see the machine operation that can not find out the cupboard rear portion, timely discovering device problem, thereby increased the accident potential of cupboard.
Summary of the invention
Purpose of the present invention just provides a kind of compact conformation, and volume is small and exquisite, and floor space is little, a kind of central-positioned high-voltage switch cabinet of low cost of manufacture.
For achieving the above object, the present invention has adopted following technical scheme:
A kind of central-positioned high-voltage switch cabinet, comprise metal cabinet, the parts such as control instrument and circuit breaker, in metal cabinet, be provided with low-pressure chamber, breaker chamber, bus-bar room and cable vault, wherein, low-pressure chamber is arranged on the upper front end of metal cabinet, breaker chamber is arranged on the metal cabinet front center, be bus-bar room in the back of low-pressure chamber and breaker chamber, the cable vault then be arranged on breaker chamber and bus-bar room below, it is characterized in that: the busbar that contact box is drawn under the breaker chamber is kept straight on downwards after one section, with be connected voltage transformer, a vertical short busbar of current transformer and lightning arrester links together, busbar on the current transformer outlet terminal is upwards kept straight on and is folded to the place ahead after one section, the busbar that is folded to the place ahead is fixed on the insulator, the end of busbar has a wiring hole of preparing to connect high-tension cable, have the incoming line of high-tension cable on the centre position, bottom of cable vault, also have an observation window on the cabinet door of cable vault.
Described voltage transformer, current transformer are fixed on the postmedian of cable vault.
Described lightning arrester is fixed on the dividing plate at top, cable vault.
Described insulator can be insulator independently, also can be the insulator on the earthed switch, and independently insulator or earthed switch are fixed on the dividing plate at top, cable vault.
Compared with prior art, advantage of the present invention is:
1. high-voltage board compact conformation of the present invention, volume is small and exquisite, can reduce the cabinet thickness of the switch cubicle of same capability.
Operating personnel can before cabinet, observe easily the working condition of voltage transformer, current transformer and high-tension cable and earthed switch minute, close state.
3. operating personnel can carry out the electrical test of voltage transformer, current transformer and high-tension cable and earthed switch easily before cabinet.
4. reduced the cabinet volume of high-voltage board, saved the cabinet material, and then reduced the floor space of high-voltage board, what enlarged high-voltage board patrols and examines passage and service clearance.
Description of drawings
Fig. 1 is external structure schematic diagram of the present invention.
Fig. 2 is internal structure schematic diagram of the present invention.
Fig. 3 is the structural representation that earthed switch is equipped with in the present invention.
Fig. 4 is the structural representation that earthed switch, current transformer, voltage transformer are equipped with in the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
Embodiment 1
Referring to Fig. 1 and Fig. 2.Central-positioned high-voltage switch cabinet of the present invention comprises metal cabinet 1, control instrument 2 and circuit breaker 3.In metal cabinet 1, be provided with low-pressure chamber 1-1, breaker chamber 1-2, bus-bar room 1-3 and the 1-4 of cable vault; Low-pressure chamber 1-1 is arranged on the upper front end of metal cabinet 1, and control instrument 2 is installed on the cabinet door of low-pressure chamber.Breaker chamber 1-2 is arranged on the front center of metal cabinet 1, and circuit breaker 3 is installed among the breaker chamber 1-2, has an observation window 1-7 on the cabinet door of breaker chamber 1-2.Be bus-bar room 1-3 in the back of low-pressure chamber 1-1 and breaker chamber 1-2, bus-bar insulator 6 is housed in the bus-bar room 1-3, be fixed with incoming-line busbar on the bus-bar insulator 6, incoming-line busbar is connected to the upper contact head box 3-2 of breaker chamber 1-2.The 1-4 of cable vault is below breaker chamber 1-2.Special feature of the present invention is: the busbar of drawing from the lower contact box 3-1 of breaker chamber 1-2 is kept straight on downwards after one section, and be folded to the place ahead and become level row 8, the lightning arrester 5 of ining succession on this level row 8, lightning arrester 5 is installed on the top spacer of the 1-4 of cable vault.An insulator 7 also is housed on the top spacer of the 1-4 of cable vault, and level row 8 is fixed on the insulator 7.Level row 8 end has a wiring hole of preparing to connect high-tension cable 4, has the incoming line 1-5 of high-tension cable on the centre position, bottom of cable vault, also has an observation window 1-6 on the cabinet door of cable vault.
The central-positioned high-voltage switch cabinet of this kind structure is so that the cabinet thickness of the high-voltage board of same capability can reduce 20%.Take KYN18-10 type (10KV) central-positioned high-voltage switch cabinet as example, the thickness of former switch cubicle is 1800mm, and behind use the present invention, its thickness is kept to 1100mm.Operating personnel can observe the operating state of cable easily by observation window 1-6 before cabinet; Before cabinet, carry out easily electrical test.
Embodiment 2
Referring to Fig. 3.Embodiment 2 with embodiment 1 different place is, the place of installing insulating 7 on the top spacer of the 1-4 of cable vault, installation be earthed switch 9, earthed switch 9 itself with insulator be connected on the bus 8.Operating personnel can be before cabinet by observation window 1-6 observe easily the operating state of high-tension cable 4 and earthed switch 9 minute, close state; Before cabinet, carry out easily the electrical test of high-tension cable 4 and earthed switch 9.
Embodiment 3
Referring to Fig. 4.Embodiment 3 with embodiment 1 and embodiment 2 different places is, except being equipped with in the cable vault the earthed switch 9, current transformer 10 and voltage transformer 11 is installed also, and current transformer 10 and voltage transformer 11 are installed in the postmedian of the 1-4 of cable vault; High-tension cable 4 is at first connected with current transformer 10 by horizontal busbar 8, carries out in parallelly with voltage transformer 11 again, then is connected to the lower contact box 3-1 of breaker chamber 1-2.Operating personnel can be before cabinet by observation window 1-6 observe easily the working condition of high-tension cable 4 summation current transformers 10, voltage transformer 11 and earthed switch 9 minute, close state; Before cabinet, can carry out easily the electrical test of high-tension cable 4 summation current transformers 10, voltage transformer 11 and earthed switch 9.
Claims (4)
1. central-positioned high-voltage switch cabinet, comprise metal cabinet, the parts such as control instrument and circuit breaker, in metal cabinet, be provided with low-pressure chamber, breaker chamber, bus-bar room and cable vault, wherein, low-pressure chamber is arranged on the upper front end of metal cabinet, breaker chamber is arranged on the metal cabinet front center, be bus-bar room in the back of low-pressure chamber and breaker chamber, the cable vault then be arranged on breaker chamber and bus-bar room below, it is characterized in that: the busbar that contact box is drawn under the breaker chamber is kept straight on downwards after one section, with be connected voltage transformer, a vertical short busbar of current transformer and lightning arrester links together, busbar on the current transformer outlet terminal is upwards kept straight on and is folded to the place ahead after one section, the busbar that is folded to the place ahead is fixed on the insulator, the end of busbar has a wiring hole of preparing to connect high-tension cable, have the incoming line of high-tension cable on the centre position, bottom of cable vault, also have an observation window on the cabinet door of cable vault.
2. central-positioned high-voltage switch cabinet according to claim 1, it is characterized in that: described voltage transformer, current transformer are fixed on the postmedian of cable vault.
3. armor removing high-voltage switch according to claim 1, it is characterized in that: described lightning arrester is fixed on the dividing plate at top, cable vault.
4. armor removing high-voltage switch according to claim 1, it is characterized in that: described insulator can be insulator independently, they also can be the insulator on the earthed switch, and independently insulator or earthed switch be fixed on the dividing plate at top, cable vault.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103750871A CN102904167A (en) | 2012-09-29 | 2012-09-29 | Middle-arranged-type high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103750871A CN102904167A (en) | 2012-09-29 | 2012-09-29 | Middle-arranged-type high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102904167A true CN102904167A (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103750871A Pending CN102904167A (en) | 2012-09-29 | 2012-09-29 | Middle-arranged-type high-voltage switch cabinet |
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| Country | Link |
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| CN (1) | CN102904167A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107275942A (en) * | 2017-08-18 | 2017-10-20 | 国网黑龙江省电力有限公司鹤岗供电公司 | Adjustable portable insulation stationary barrier and its installation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2643522Y (en) * | 2003-04-21 | 2004-09-22 | 宁波耐吉科技股份有限公司 | A novel armoring offbear type metal-clad switch cabinet |
| CN201048243Y (en) * | 2007-06-04 | 2008-04-16 | 王守金 | Armoured withdraw type high-tension switch cabinet |
| CN202333588U (en) * | 2011-10-24 | 2012-07-11 | 杭州时通电力工程有限公司 | Armored AC metal-enclosed switchgear |
| CN102646941A (en) * | 2012-03-28 | 2012-08-22 | 江苏昆山通用电气有限公司 | High-voltage switch cabinet |
| CN202840255U (en) * | 2012-09-29 | 2013-03-27 | 辽宁省电力有限公司检修分公司 | Middle-set-type high pressure switch cabinet |
-
2012
- 2012-09-29 CN CN2012103750871A patent/CN102904167A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2643522Y (en) * | 2003-04-21 | 2004-09-22 | 宁波耐吉科技股份有限公司 | A novel armoring offbear type metal-clad switch cabinet |
| CN201048243Y (en) * | 2007-06-04 | 2008-04-16 | 王守金 | Armoured withdraw type high-tension switch cabinet |
| CN202333588U (en) * | 2011-10-24 | 2012-07-11 | 杭州时通电力工程有限公司 | Armored AC metal-enclosed switchgear |
| CN102646941A (en) * | 2012-03-28 | 2012-08-22 | 江苏昆山通用电气有限公司 | High-voltage switch cabinet |
| CN202840255U (en) * | 2012-09-29 | 2013-03-27 | 辽宁省电力有限公司检修分公司 | Middle-set-type high pressure switch cabinet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107275942A (en) * | 2017-08-18 | 2017-10-20 | 国网黑龙江省电力有限公司鹤岗供电公司 | Adjustable portable insulation stationary barrier and its installation method |
| CN107275942B (en) * | 2017-08-18 | 2023-04-07 | 国网黑龙江省电力有限公司鹤岗供电公司 | Adjustable portable insulation fixed partition plate and mounting method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130130 |