CN204407864U - Transformer neutral point comprehensive protector - Google Patents
Transformer neutral point comprehensive protector Download PDFInfo
- Publication number
- CN204407864U CN204407864U CN201420858919.XU CN201420858919U CN204407864U CN 204407864 U CN204407864 U CN 204407864U CN 201420858919 U CN201420858919 U CN 201420858919U CN 204407864 U CN204407864 U CN 204407864U
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- China
- Prior art keywords
- contact
- insulator
- neutral point
- base
- comprehensive protector
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- 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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- 230000007935 neutral effect Effects 0.000 title claims abstract description 37
- 230000001012 protector Effects 0.000 title claims abstract description 30
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 53
- 239000004411 aluminium Substances 0.000 claims abstract description 47
- 239000012212 insulator Substances 0.000 claims abstract description 45
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000010276 construction Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 241000282472 Canis lupus familiaris Species 0.000 description 8
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Insulators (AREA)
Abstract
The utility model relates to a kind of transformer neutral point comprehensive protector.It solve the problems such as existing neutral point protecting device.Comprise steel column, base, first insulator, bracket component, upper aluminium row, ground connection aluminium seat, bearing pedestal, second insulator, flange part, lower aluminium row, first contact, second contact, sliding connection structure, lightning arrester insulation body and the 3rd contact, upper aluminium row is connected by copper core aluminum stranded wire with between the 3rd contact, the base other end is provided with current transformer, current transformer end is provided with the 4th contact, and form discharging gap between the 3rd contact and the 4th contact, current transformer side and slide block are fixedly linked, base is provided with the chute axially arranged, skid is arranged in chute, and base is provided with slip control structure.Advantage is: structure is simple, good stability, and discharging gap is convenient to regulate, and degree of regulation is high, and each position is connected firmly, long service life.
Description
Technical field
The utility model belongs to power supply unit technical field, especially relates to a kind of transformer neutral point comprehensive protector.
Background technology
Transformer neutral point comprehensive protector generally adopts direct grounding way, due to relay protection setting configuration and the requirement preventing the aspects such as communication interference, simultaneously in order to limit single-phase short circuit current, wherein has some transformers to adopt isolated neutral mode.Under this operational mode, due to thunderbolt, single-phase grounding faults etc. can cause neutral point overvoltage, and transformer is graded insulation mostly, therefore the insulation of overvoltage centering point causes very large threat, protective device Accident prevention must be arranged to it to occur, therefore, transformer neutral point comprehensive protector is a kind of important electric equipment, at existing transformer neutral point comprehensive protector owing to cruelly leaking in outdoor for a long time, long-term inoperation, service conditions is poor, also exist: each parts connect firm not, Spark gap adjustment inconvenience, equipment volume is large, poor stability, useful life is short, the problems such as poor stability.
In order to solve prior art Problems existing, people have carried out long-term exploration, propose solution miscellaneous.Such as; Chinese patent literature discloses a kind of transformer neutral point earth protection device [application number: 200920020226.2]; the top of neutral point isolating switch connects the top of lightning arrester by connecting busbar; the top of lightning arrester and the top of gap rod bracket are fixed with discharging gap rod respectively simultaneously; the top of neutral point isolating switch connects steel bracket by earth connection, and gap rod bracket is through the inner space of instrument transformer.Such scheme to some extent solves the large problem of existing neutral point protecting device floor space, but the program still also exists: poor stability, Spark gap adjustment inconvenience, and each parts connect firm not, the problem that useful life is short.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of simple and reasonable, the transformer neutral point comprehensive protector of good stability.
For achieving the above object, the utility model have employed following technical proposal: this transformer neutral point comprehensive protector, comprise the steel column arranged in vertical direction, described steel column upper end is provided with in horizontally disposed base, described steel column lower end is connected with ground by anchor bolt, it is characterized in that, described base is provided with the first insulator vertically arranged, the first described insulator upper end is provided with the upper aluminium row being tilted to lower setting by bracket component, bracket component is provided with ground connection aluminium seat by mounting structure, base is provided with by bearing pedestal the second insulator be mutually obliquely installed with the first insulator, and the length of the second described insulator is less than the length of the first insulator, the second described insulator end is provided with flange part, on flange part hinged be provided with towards on the lower aluminium row that is obliquely installed of aluminium row, be provided with in described upper aluminium row and arrange coaxial the first contact arranged with upper aluminium, described lower aluminium row hinge is equipped with the second contact, and the first described contact is connected by sliding connection structure with the second contact, base is provided with the lightning arrester insulation body arranged in parallel with the first insulator, described lightning arrester insulation body upper end is provided with the 3rd contact, described upper aluminium row is connected by copper core aluminum stranded wire with between the 3rd contact, the described base other end is provided with current transformer, described current transformer end is provided with the 4th contact, and form discharging gap between the 3rd described contact and the 4th contact, described current transformer side and slide block are fixedly linked, described base is provided with the chute axially arranged, described skid is arranged in chute, and described base is provided with and can controls slide block and to slide in axial sliding control structure at chute.In this structure, realize sliding by slip control structure thus carry out the size in controlled discharge gap, all parts bonding strength is high, good stability.
In above-mentioned transformer neutral point comprehensive protector; described bracket component comprises the upper pedestal be connected with the first insulator upper end; the mounting rod arranged in vertical direction is provided with in described upper pedestal; described mounting rod is provided with and circumference can rotates and arrange with upper aluminium the lock dog be connected; described lock dog upper end is provided with the Upper shaft sleeve be sheathed on mounting rod, and described lock dog lower end is provided with the Lower shaft sleeve be sheathed on mounting rod.Obviously, the installation adopting this structure that aluminium is arranged is firm, good stability.
In above-mentioned transformer neutral point comprehensive protector; described mounting structure comprises the installing sleeve being arranged on ground connection aluminium seat lower end; described installing sleeve is sheathed on upper pedestal, and described installing sleeve is fixedly linked by some construction bolts and upper pedestal.
In above-mentioned transformer neutral point comprehensive protector; described sliding connection structure comprises some bar holes be axially disposed within the first contact; the second described contact is provided with some with bar hole location hole one to one, and described location hole and bar hole are fixedly linked by bolt.Namely mutually slided by the first contact and the second contact, then by bolt, location hole is connected with bar hole.
In above-mentioned transformer neutral point comprehensive protector; described slip control structure comprises and is arranged on slide block lower end and the tooth bar being positioned at chute; be provided with the driven wheel be meshed with tooth bar in described base, described driving tooth bar center is fixed with the drive rod extending chassis outer side.Namely by circumferential rotation of drive rod, driven wheel band movable slider is moved.
In above-mentioned transformer neutral point comprehensive protector, described upper pedestal is provided with can by the stainless steel cover plate of described upper pedestal circumference parcel.
In above-mentioned transformer neutral point comprehensive protector, described upper aluminium row and lower aluminium form the first angle between arranging, and the size of the first described angle is 140 °-145 °.
In above-mentioned transformer neutral point comprehensive protector, between the first described insulator and the second insulator, form the second angle, and the size of the second described angle is 50 °.
In above-mentioned transformer neutral point comprehensive protector, the first described insulator and upper aluminium form the 3rd angle between arranging, and the size of the 3rd described angle is 60 °-65 °.
In above-mentioned transformer neutral point comprehensive protector, be provided with between the first described insulator lower end and base and be parallel to each other and the axial operator link to downward-extension with steel column, and described operator link is connected with motor-operating mechanism.
Compared with prior art, the advantage of this transformer neutral point comprehensive protector is: structure is simple, good stability, and discharging gap is convenient to regulate, and degree of regulation is high, and each position is connected firmly, long service life.
Accompanying drawing explanation
The structural representation that Fig. 1 provides for the utility model.
The partial structurtes schematic diagram that Fig. 2 provides for the utility model.
The partial structurtes schematic diagram at another visual angle that Fig. 3 provides for the utility model.
In figure, steel column 1, anchor bolt 11, operator link 12, motor-operating mechanism 13, base 2, bearing pedestal 21, first insulator 3, bracket component 4, ground connection aluminium seat 41, upper pedestal 42, stainless steel cover plate 421, mounting rod 43, lock dog 44, Upper shaft sleeve 45, Lower shaft sleeve 46, installing sleeve 47, construction bolt 48, upper aluminium row 5, first contact 51, bar hole 511, second insulator 6, flange part 61, lower aluminium row 7, second contact 71, location hole 711, bolt 712, lightning arrester insulation body 8, 3rd contact 81, copper core aluminum stranded wire 82, current transformer 9, 4th contact 91, discharging gap 92, slide block 93, chute 94, tooth bar 95, driven wheel 96, drive rod 97, first angle α 1, second angle α 2, 3rd angle α 3.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As Figure 1-3, this transformer neutral point comprehensive protector, comprise the steel column 1 arranged in vertical direction, steel column 1 upper end is provided with in horizontally disposed base 2, steel column 1 lower end is connected with ground by anchor bolt 11, base 2 is provided with the first insulator 3 vertically arranged, first insulator 3 upper end is provided with the upper aluminium row 5 being tilted to lower setting by bracket component 4, bracket component 4 is provided with ground connection aluminium seat 41 by mounting structure, base 2 is provided with by bearing pedestal 21 the second insulator 6 be mutually obliquely installed with the first insulator 3, and the length of the second insulator 6 is less than the length of the first insulator 3, second insulator 6 end is provided with flange part 61, on flange part 61 hinged be provided with towards on the lower aluminium row 7 that is obliquely installed of aluminium row 5, be provided with in upper aluminium row 5 and arrange 5 coaxial the first contacts 51 arranged with upper aluminium, lower aluminium is arranged 7 and is hingedly provided with the second contact 71, and the first contact 51 is connected by sliding connection structure with the second contact 71, base 2 is provided with the lightning arrester insulation body 8 arranged in parallel with the first insulator 3, lightning arrester insulation body 8 upper end is provided with the 3rd contact 81, upper aluminium row 5 is connected by copper core aluminum stranded wire 82 with between the 3rd contact 81, base 2 other end is provided with current transformer 9, current transformer 9 end is provided with the 4th contact 91, and form discharging gap 92 between the 3rd contact 81 and the 4th contact 91, current transformer 9 side and slide block 93 are fixedly linked, base 2 is provided with the chute 94 axially arranged, slide block 93 is slidably arranged in chute 94, and base 2 is provided with and can controls slide block 93 and to slide in axial sliding control structure at chute 94, realize sliding by slip control structure thus carry out the size in controlled discharge gap 92, all parts bonding strength is high, good stability.
Particularly, here bracket component 4 comprises the upper pedestal 42 be connected with the first insulator 3 upper end, the mounting rod 43 arranged in vertical direction is provided with in upper pedestal 42, mounting rod 43 is provided with and circumference can rotates and arrange 5 lock dogs be connected 44 with upper aluminium, lock dog 44 upper end is provided with the Upper shaft sleeve 45 be sheathed on mounting rod 43, lock dog 44 lower end is provided with the Lower shaft sleeve 46 be sheathed on mounting rod 43, makes aluminium arrange the installation of 5 firmly, good stability.
Further, the mounting structure in the present embodiment comprises the installing sleeve 47 being arranged on ground connection aluminium seat 41 lower end, and installing sleeve 47 is sheathed on upper pedestal 42, and installing sleeve 47 is fixedly linked with upper pedestal 42 by some construction bolts 48.Wherein, sliding connection structure in the present embodiment comprises some bar holes 511 be axially disposed within the first contact 51, second contact 71 is provided with some with bar hole 511 location hole 711 one to one, and location hole 711 and bar hole 511 are fixedly linked by bolt 712.Namely mutually slided by the first contact and the second contact, then by bolt, location hole is connected with bar hole.
Further, here slip control structure comprises and is arranged on slide block 93 lower end and the tooth bar 95 being positioned at chute 94, the driven wheel 96 be meshed with tooth bar 95 is provided with in base 2, drive tooth bar 95 center to be fixed with the drive rod 97 extended outside base 2, namely make driven wheel 95 be with movable slider 93 to move by circumferential rotation of drive rod 97.Wherein, be provided with can by the stainless steel cover plate 421 of described upper pedestal 42 circumference parcel for upper pedestal 42 here.Preferably, upper aluminium row 5 here and lower aluminium form the first angle α 1 between arranging 7, and the size of the first angle α 1 is 140 °-145 °.Similarly, form the second angle α 2 between the first insulator 3 here and the second insulator 6, and the size of the second angle α 2 is 50 °.Particularly, the first insulator 3 here and upper aluminium form the 3rd angle α 3 between arranging 5, and the size of the 3rd angle α 3 is 60 °-65 °.In addition, be provided with between the first insulator 3 lower end here and base 2 and be parallel to each other and the axial operator link 12 to downward-extension with steel column 1, and operator link 12 is connected with motor-operating mechanism 13.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ steel column 1 herein, anchor bolt 11, operator link 12, motor-operating mechanism 13, base 2, bearing pedestal 21, first insulator 3, bracket component 4, ground connection aluminium seat 41, upper pedestal 42, stainless steel cover plate 421, mounting rod 43, lock dog 44, Upper shaft sleeve 45, Lower shaft sleeve 46, installing sleeve 47, construction bolt 48, upper aluminium row 5, first contact 51, bar hole 511, second insulator 6, flange part 61, lower aluminium row 7, second contact 71, location hole 711, bolt 712, lightning arrester insulation body 8, 3rd contact 81, copper core aluminum stranded wire 82, current transformer 9, 4th contact 91, discharging gap 92, slide block 93, chute 94, tooth bar 95, driven wheel 96, drive rod 97, first angle α 1, second angle α 2, 3rd term such as angle α 3 grade, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (10)
1. a transformer neutral point comprehensive protector, comprise the steel column (1) arranged in vertical direction, described steel column (1) upper end is provided with in horizontally disposed base (2), described steel column (1) lower end is connected with ground by anchor bolt (11), it is characterized in that, described base (2) is provided with the first insulator (3) vertically arranged, described the first insulator (3) upper end is provided with upper aluminium row (5) being tilted to lower setting by bracket component (4), bracket component (4) is provided with ground connection aluminium seat (41) by mounting structure, base (2) is provided with by bearing pedestal (21) the second insulator (6) be mutually obliquely installed with the first insulator (3), and the length of described the second insulator (6) is less than the length of the first insulator (3), described the second insulator (6) end is provided with flange part (61), (7) are arranged at the upper hinged lower aluminium be obliquely installed towards upper aluminium row (5) that is provided with of flange part (61), be provided with in described upper aluminium row (5) and arrange (5) coaxial first contact (51) arranged with upper aluminium, (7) are hinged is provided with the second contact (71) for described lower aluminium row, and described the first contact (51) is connected by sliding connection structure with the second contact (71), base (2) is provided with the lightning arrester insulation body (8) arranged in parallel with the first insulator (3), described lightning arrester insulation body (8) upper end is provided with the 3rd contact (81), described upper aluminium row (5) is connected by copper core aluminum stranded wire (82) with between the 3rd contact (81), described base (2) other end is provided with current transformer (9), described current transformer (9) end is provided with the 4th contact (91), and form discharging gap (92) between the 3rd described contact (81) and the 4th contact (91), described current transformer (9) side and slide block (93) are fixedly linked, described base (2) is provided with the chute (94) axially arranged, described slide block (93) is slidably arranged in chute (94), and described base (2) is provided with and can controls slide block (93) and to slide in axial sliding control structure at chute (94).
2. transformer neutral point comprehensive protector according to claim 1, it is characterized in that, described bracket component (4) comprises the upper pedestal (42) be connected with the first insulator (3) upper end, the mounting rod (43) arranged in vertical direction is provided with in described upper pedestal (42), described mounting rod (43) is provided with and circumference can rotates and arrange the lock dog (44) that (5) be connected with upper aluminium, described lock dog (44) upper end is provided with the Upper shaft sleeve (45) be sheathed on mounting rod (43), described lock dog (44) lower end is provided with the Lower shaft sleeve (46) be sheathed on mounting rod (43).
3. transformer neutral point comprehensive protector according to claim 2; it is characterized in that; described mounting structure comprises the installing sleeve (47) being arranged on ground connection aluminium seat (41) lower end; described installing sleeve (47) is sheathed on upper pedestal (42), and described installing sleeve (47) is fixedly linked by some construction bolts (48) and upper pedestal (42).
4. the transformer neutral point comprehensive protector according to claim 1 or 2 or 3; it is characterized in that; described sliding connection structure comprises some bar holes (511) be axially disposed within the first contact (51); described the second contact (71) is provided with some with bar hole (511) location hole (711) one to one, and described location hole (711) and bar hole (511) are fixedly linked by bolt (712).
5. transformer neutral point comprehensive protector according to claim 4; it is characterized in that; described slip control structure comprises and is arranged on slide block (93) lower end and the tooth bar (95) being positioned at chute (94); be provided with the driven wheel (96) be meshed with tooth bar (95) in described base (2), described driving tooth bar (95) center is fixed with the drive rod (97) extending base (2) outside.
6. transformer neutral point comprehensive protector according to claim 2, is characterized in that, described upper pedestal (42) is provided with can by the stainless steel cover plate (421) of described upper pedestal (42) circumference parcel.
7. transformer neutral point comprehensive protector according to claim 1; it is characterized in that; described upper aluminium row (5) and lower aluminium are arranged between (7) and are formed the first angle (α 1), and the size of the first described angle (α 1) is 140 °-145 °.
8. transformer neutral point comprehensive protector according to claim 5; it is characterized in that; form the second angle (α 2) between described the first insulator (3) and the second insulator (6), and the size of the second described angle (α 2) is 50 °.
9. transformer neutral point comprehensive protector according to claim 1; it is characterized in that; described the first insulator (3) and upper aluminium are arranged between (5) and are formed the 3rd angle (α 3), and the size of described the 3rd angle (α 3) is 60 °-65 °.
10. transformer neutral point comprehensive protector according to claim 1; it is characterized in that; be provided with between described the first insulator (3) lower end and base (2) and be parallel to each other and the axial operator link (12) to downward-extension with steel column (1), and described operator link (12) is connected with motor-operating mechanism (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858919.XU CN204407864U (en) | 2014-12-29 | 2014-12-29 | Transformer neutral point comprehensive protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858919.XU CN204407864U (en) | 2014-12-29 | 2014-12-29 | Transformer neutral point comprehensive protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204407864U true CN204407864U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420858919.XU Expired - Fee Related CN204407864U (en) | 2014-12-29 | 2014-12-29 | Transformer neutral point comprehensive protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204407864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116505338A (en) * | 2023-06-21 | 2023-07-28 | 华海通信技术有限公司 | High-voltage release protection device and submarine cable power supply system |
-
2014
- 2014-12-29 CN CN201420858919.XU patent/CN204407864U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116505338A (en) * | 2023-06-21 | 2023-07-28 | 华海通信技术有限公司 | High-voltage release protection device and submarine cable power supply system |
| CN116505338B (en) * | 2023-06-21 | 2023-09-08 | 华海通信技术有限公司 | High-voltage release protection device and submarine cable power supply system |
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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: 20150617 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |