CN201975189U - Multifunctional transformer substation lightning arrester - Google Patents
Multifunctional transformer substation lightning arrester Download PDFInfo
- Publication number
- CN201975189U CN201975189U CN 201120098530 CN201120098530U CN201975189U CN 201975189 U CN201975189 U CN 201975189U CN 201120098530 CN201120098530 CN 201120098530 CN 201120098530 U CN201120098530 U CN 201120098530U CN 201975189 U CN201975189 U CN 201975189U
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- CN
- China
- Prior art keywords
- lightning arrester
- electrical verification
- verification bar
- gland
- wire casing
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/12—Overvoltage protection resistors
Abstract
The utility model relates to a multifunctional transformer substation lightning arrester on a power distribution line transformer substation down lead. The multifunctional transformer substation lightning arrester mainly comprises a lightning arrester body, a gland, a bolt, a nut, a pole electroscope outer cover, an insulated protective cover, an insulated support frame, a release and a ground wire. The multifunctional transformer substation lightning arrester is characterized in that puncture teeth are arranged in the high-voltage hardware wire groove of the lightning arrester and the wire groove of the gland, and under the effects of the bolt and the torque nut, a conducting wire insulating layer which can be installed in the wire grooves in a penetrating way is electrically connected with a conducting wire; a pole electroscope is arranged at the external end of the gland, and a pole electroscope outer cover is U-shaped, is wrapped above the external part of the pole electroscope and can be opened upwards; the insulated protective hood covers all metal exposed parts except the pole electroscope at the upper end of the lightning arrester; and the lightning arrestor body is installed on the insulated support frame and is connected with the release and the ground wire. Compared with the prior art, the multifunctional transformer substation lightning arrester has a lightning arrester function, a conducting wire fixing function, an electroscope function and a grounding function, the lightning arrester steps out of service because the release acts when the lightning arrester is failed, and the multifunctional transformer substation lightning arrester has the advantages of compact structure, convenience in installation, high safety in use, reliable performance, easiness in finding faults and the like.
Description
Technical field
Utility model relates to the lightning protection electroscopy equipment that uses in the electric power networking, particularly relates to a kind of lightning arrester that becomes the band electrical verification grounding function on the platform downlead that is installed in, and belongs to electric power transfer and safeguard technical field.
Background technology
In order to improve the safety of transmission of electricity electricity consumption, become the platform downlead in the urban and rural power grids and adopt insulated conductor more, safety during for power equipment safety and maintenance construction, requirement is with the fixing downlead of cross arm insulator, and lightning arrester is installed thereon, multiple product such as electrical verification and earthing device, owing to existing the many places wiring point to make the numerous and diverse potential safety hazard that exists of circuit, and traditional electrical verification earthing mode is for installing earthing clamp, when operating, electrical verification ground connection do not have good fixed support, cause operation inconvenience, and can not out of servicely cause line tripping to have a power failure after the lightning arrester fault, the fault lightning arrester is not easy to search.
The utility model content
Technical problem to be solved in the utility model is, a kind of multi-functional change platform lightning arrester is provided, make it have fixing cord simultaneously, discharge overvoltage, electrical verification and function such as ground connection is provided during maintenance, and can release operation automatically after the lightning arrester fault, and provide tangible Reflector, should have advantages such as compact conformation, easy for installation, safe in utilization, dependable performance, all insulation structure simultaneously.
The technical solution adopted in the utility model is:
The utility model relates to a kind of multi-functional change platform lightning arrester, includes lightning arrester body, gland, bolt and torque nut, electrical verification bar outer cover, insulating shield, insulation bracing frame, disconnector and earth connection; Be equipped with the puncture tooth in the wire casing of described lightning arrester body high-pressure side gold utensil and in the wire casing of described gland, the penetrable wire insulation that is installed in the wire casing forms and is electrically connected under the effect of bolt and torque nut; Described gland outer end is provided with the electrical verification bar, has an electrical verification bar outer cover to be the U type and is wrapped in the outer top of electrical verification bar, and can open upward; Described insulating shield will wrap up all the exposed metal/bare metal parts of lightning arrester upper end except that the electrical verification bar, and described lightning arrester body is installed on the described insulation bracing frame and is connected to disconnector and earth connection.
Wherein, the upper end of described lightning arrester body is one to have the high-pressure side gold utensil of wire casing, and the lower end is one to have the grounding electrode of bolt, is non-linear resistor between puncture gold utensil and the grounding electrode, and its external packets is wrapped with epoxy resin glass belt and composite sheath; The lower end of described lightning arrester body is installed on the insulation bracing frame and with disconnector by bolt and is connected, and disconnector is terminal to be connected with earth connection.
Wherein, the medial extremity of described gland is the line ball lid; In the middle of the line ball lid is wire casing, and two ends are provided with two through holes; The centre of the high-pressure side gold utensil of described lightning arrester body is a wire casing, and it is corresponding with the through hole that line ball covers that two ends are provided with two through holes equally; Described bolt and torque nut pass through hole makes gland closely link to each other with the high-pressure side gold utensil of lightning arrester body, thereby compresses the lead in the wire casing.
Wherein, be equipped with some puncture teeth to upper process in the wire casing of described high-pressure side gold utensil and in the wire casing of described gland, the height of described puncture tooth is greater than the thickness of wire insulation, and the energy lead interior with being installed in wire casing forms and be electrically connected.
Wherein, described puncture tooth is a meter lattice shape arranged alternate in wire casing.
Wherein, the outboard end of described gland is the electrical verification bar, there is a protruding axle outer end of electrical verification bar, described electrical verification bar outer cover is the top that the U type is wrapped in the electrical verification bar, it is suitable that the tail end of electrical verification bar outer cover is provided with the protruding axle of axle sleeve and electrical verification bar outer end, the tail end outside of electrical verification bar is provided with a draw ring, and it is that axis rotates folding with protruding axle that the pulling draw ring can make electrical verification bar outer cover.
Wherein, described insulating shield will wrap up all the exposed metal/bare metal parts of lightning arrester upper end except that the electrical verification bar.
As mentioned above as can be known, have the multi-functional change platform of the utility model lightning arrester of said structure characteristics, compared with the prior art, the advantage that has is:
(1), owing to be equipped with the puncture tooth that is higher than cable insulation thickness in the wire casing of lightning arrester body upper end gold utensil and in the wire casing of described gland, need not divest cable insulation when therefore installing; And tooth has adopted a rice lattice shape to arrange owing to puncture, so the easier insulating barrier that punctures into lead, and has reduced the damage to lead.
(2), because an end of line ball lid has the electrical verification bar, therefore had functions such as electrical verification ground connection, and because electrical verification bar top is enclosed with movable electrical verification bar outer cover, therefore safer.
(3), owing to adopt the lightning arrester disconnector, disconnector action during the lightning arrester fault, lightning arrester is released operation, and provides tangible Reflector.
(4), owing to adopted insulating cover, make charged positions such as lightning arrester body upper end gold utensil and line ball lid be insulated cover and be wrapped in the inside, operation is safer in using.
(5), the utility model simple in structure, back simple in circuits safety, convenient and quick construction be installed.
Description of drawings
Fig. 1 is the front view of the multi-functional change platform of the utility model lightning arrester one embodiment;
Fig. 2 is the cutaway view of Fig. 1;
Fig. 3 is the vertical view of the band broken section of Fig. 1;
Fig. 4 opens partial sectional view behind the earth brace outer cover for this embodiment;
Fig. 5 is the puncture distribution schematic diagram of tooth of this embodiment;
Fig. 6 is the outward appearance front view of Fig. 1;
Fig. 7 is the outward appearance vertical view of Fig. 1;
Fig. 8 is the outward appearance end view of Fig. 1;
Embodiment
Now the preferred embodiment shown in conjunction with the accompanying drawings is further described structure of the present utility model.
By Fig. 1, Fig. 2 and Fig. 3 as can be known, the multi-functional change platform of the utility model lightning arrester mainly is made up of lightning arrester body 1, gland 2, bolt and torque nut 3, electrical verification bar outer cover 4, insulating shield 5, insulation bracing frame 6, disconnector 7 and earth connection 8.
The upper end of described lightning arrester body 1 is one to have the high-pressure side gold utensil 11 of wire casing, the lower end is one to have the grounding electrode 12 of bolt, be non-linear resistor 13 between high-pressure side gold utensil 1 and the grounding electrode 12, there are epoxy resin glass belt 14 and composite sheath 15 to wrap up resistor disc 13, grounding electrode 12 and high-pressure side gold utensil 11 bottoms, play insulation, sealing and protective action.Bolt 16 on the described grounding electrode 12 is connected with disconnector 7 by through hole 61 backs of the lower end of insulation bracing frame 6, the upper end of insulation bracing frame 6 has a through hole 62 can be bolted on the iron cross arm, disconnector 7 ends are connected with earth connection 8, earth connection 8 ends have a binding post, can be connected with iron cross arm.
The outer end of described gland 2 is provided with electrical verification bar 22, and medial extremity is a line ball lid 21, is wire casing in the middle of the line ball lid 21, and two ends are provided with two through holes 23; The centre of the high-pressure side gold utensil 11 of described lightning arrester body 1 is for being wire casing, and it is corresponding with the through hole 23 that line ball covers on 21 that two ends are provided with two through holes equally; Described bolt and torque nut 3 pass through hole 23 makes gland 2 closely link to each other with the high-pressure side gold utensil 11 of lightning arrester body 1, and the screw-down torque nut can make gland 2 draw close to the high-pressure side gold utensil 11 of lightning arrester body 1, thereby compresses the lead in the wire casing.
Be equipped with some puncture teeth 9 to upper process in the wire casing of the high-pressure side gold utensil 11 of described lightning arrester body 1 and in the wire casing of described gland 2, the height of puncture tooth 9 is greater than the thickness of wire insulation; Thereby under the effect of bolt and torque nut 3,9 penetrable wire insulation and the lead formation that are installed in the wire casing of puncture tooth are electrically connected.The grounding electrode 12 that electric current is delivered to lightning arrester body 1 by puncture tooth 9 along the high-pressure side gold utensil 11 and the non-linear resistor 13 of lightning arrester body 1 when overvoltage; pass to disconnector 7 by the bolt on the grounding electrode 12 16; earth connection 8 by disconnector 7 ends passes to iron cross arm again, thereby discharges the effect that superpotential energy reaches guardwire and the coupled electric equipment of periphery.When lightning arrester 1 fault, the power current of leakage causes disconnector 7 actions, disconnector 7 terminal disconnections, and lightning arrester 1 is released operation and has been provided tangible sign.
In conjunction with Fig. 4 as can be known, the medial extremity of described gland 2 is a line ball lid 21, and line ball is a wire casing in the middle of covering 21, is provided with puncture tooth 9 in the wire casing, and 9 penetrable wire insulation and the lead formation that are installed in the wire casing of puncture tooth are electrically connected.The outboard end of gland 2 is an electrical verification bar 22, and there is a protruding axle 24 its outer end; Described electrical verification bar outer cover 4 is the top that the U type is wrapped in electrical verification bar 22, and it is suitable with the protruding axle 24 of electrical verification bar 22 outer ends that the tail end of electrical verification bar outer cover 4 is provided with axle sleeve 42; The tail end outside of electrical verification bar outer cover 4 is provided with a draw ring 41, and it is that axis rotates folding with protruding axle 24 that the pulling draw ring can make electrical verification bar outer cover 4.When line maintenance, draw ring 41 that can drop-down electric pole outer cover 4 tail ends, electrical verification bar outer cover 4 are that axis turns to the position vertical with electrical verification bar 22 with protruding axle 24, thereby expose the metal part of electrical verification bar 22, can be used for electrical verification or hook, the electrical safety when guaranteeing the maintenance construction with articulating.
As shown in Figure 5, described puncture tooth 9 is a meter lattice shape arranged alternate in the wire casing of lightning arrester body 1 high-pressure side gold utensil 11 and in the wire casing of described band gland 2, be between the adjacent puncture tooth 9 certain interval to be arranged, thus the easier wire insulation that penetrates, and reduce damage to lead.
In conjunction with Fig. 6, Fig. 7 and Fig. 8 as can be known, described insulating shield 5 is the cap-like structure of interior side opening, the shape of opening and size are just adaptive with the top of lightning arrester body 1, the outer side of insulating shield 5 has an opening can hold electrical verification bar 22 to pass, the both sides up and down of insulating cover 5 are provided with outwardly directed cone-shaped structure, and its size is adaptive with the diameter range of suitable lead; The interior side of cone-shaped structure is provided with open seam, extend to the opening part of insulating cover 5, the both sides of open seam are provided with the flat band, be provided with a dog holes along band, nail is equipped with clasp nail in the hole, make insulating cover 5 be wrapped in lightning arrester body 1 upper end reliably and be fit to lead and electrical verification bar 22 passes, the utlity model has the high characteristic such as antifouling of all insulation thereby make.
The multi-functional change platform of the utility model lightning arrester only illustrates some preferred embodiments in this manual, is not to its restriction.This professional and technical personnel can structurally make various variations or modification according to the present utility model design and spirit, for example removes or change the profile of puncture tooth, change silicon rubber umbrella cover or insulating shield.Therefore these must belong to protection range of the present utility model.
Claims (7)
1. a multi-functional change platform lightning arrester is characterized in that: comprise lightning arrester body (1), gland (2), bolt and torque nut (3), electrical verification bar outer cover (4), insulating shield (5), insulation bracing frame (6), disconnector (7) and earth connection (8); Be equipped with puncture tooth (9) in the wire casing of the high-pressure side gold utensil (11) of described lightning arrester body and in the wire casing of described gland (2), penetrable wire insulation and the lead formation that is installed in the wire casing is electrically connected under the effect of bolt and torque nut (3); Described gland (2) outer end is provided with electrical verification bar (22), has an electrical verification bar outer cover (4) to be the U type and is wrapped in the outer top of electrical verification bar (22), and can open upward; Described insulating shield (5) will wrap up all the exposed metal/bare metal parts of lightning arrester upper end except that the electrical verification bar; The lower end of described lightning arrester body (1) is installed in insulation bracing frame (6) by bolt (16) and upward and with disconnector (7) is connected, and disconnector (7) is terminal to be connected with earth connection (8).
2. multi-functional change platform lightning arrester according to claim 1, it is characterized in that: be provided with non-linear resistor (13) between the high-pressure side gold utensil (11) of described lightning arrester body (1) and the grounding electrode (12), its external packets is wrapped with epoxy resin glass belt (14) and composite sheath (15); Described grounding electrode (12) is installed in insulation bracing frame (6) by bolt (16) and upward and with disconnector (7) is connected, and disconnector (7) is terminal to be connected with earth connection (8).
3. multi-functional change platform lightning arrester according to claim 1, it is characterized in that: the outer end of described gland (2) is provided with electrical verification bar (22), and inner is line ball lid (21), and line ball lid (21) is middle to be wire casing, and two ends are provided with two through holes (23); The centre of the high-pressure side gold utensil (11) of described lightning arrester body (1) is a wire casing, and it is corresponding with the through hole (23) that line ball covers on (21) that two ends are provided with two through holes equally; Described bolt and torque nut (3) pass through hole (23) makes gland (2) closely link to each other with the high-pressure side gold utensil (11) of lightning arrester body (1), thereby compresses the lead in the wire casing.
4. multi-functional change platform lightning arrester according to claim 1, it is characterized in that: there is a protruding axle (24) outer end of described electrical verification bar (22), described electrical verification bar outer cover (4) is the top that the U type is wrapped in electrical verification bar (22), it is suitable with the protruding axle (24) of electrical verification bar (22) outer end that the tail end of electrical verification bar outer cover (4) is provided with axle sleeve (42), the tail end outside of electrical verification bar outer cover (4) is provided with a draw ring (41), and it is that axis rotates folding with protruding axle (24) that pulling draw ring (41) can make electrical verification bar outer cover (4).
5. multi-functional change platform lightning arrester according to claim 1, it is characterized in that: be equipped with some puncture teeth (9) to upper process in the wire casing of the high-pressure side gold utensil (11) of described lightning arrester body (1) and in the wire casing of described gland (2), the height of puncture tooth is greater than the thickness of wire insulation; Described puncture tooth (9) penetrates wire insulation and lead formation is electrically connected, and this is electrically connected by described insulating shield (5) and wraps up.
6. multi-functional change platform lightning arrester according to claim 1, it is characterized in that: described puncture tooth (9) is a meter form arranged alternate.
7. multi-functional change platform lightning arrester according to claim 1 is characterized in that: described insulating shield (5) will wrap up all the exposed metal/bare metal parts of lightning arrester (1) upper end except that electrical verification bar (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120098530 CN201975189U (en) | 2011-04-07 | 2011-04-07 | Multifunctional transformer substation lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120098530 CN201975189U (en) | 2011-04-07 | 2011-04-07 | Multifunctional transformer substation lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201975189U true CN201975189U (en) | 2011-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120098530 Expired - Fee Related CN201975189U (en) | 2011-04-07 | 2011-04-07 | Multifunctional transformer substation lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201975189U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104091660A (en) * | 2014-06-12 | 2014-10-08 | 宜兴华源电工设备有限公司 | Lightning protection explosion-proof composite post type insulator with disengaging apparatus |
| CN107546705A (en) * | 2016-06-27 | 2018-01-05 | 江苏新澳电力技术有限公司 | Pillar arrester |
| CN107543954A (en) * | 2016-06-27 | 2018-01-05 | 江苏新澳电力技术有限公司 | Pillar arrester electroscope |
-
2011
- 2011-04-07 CN CN 201120098530 patent/CN201975189U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104091660A (en) * | 2014-06-12 | 2014-10-08 | 宜兴华源电工设备有限公司 | Lightning protection explosion-proof composite post type insulator with disengaging apparatus |
| CN107546705A (en) * | 2016-06-27 | 2018-01-05 | 江苏新澳电力技术有限公司 | Pillar arrester |
| CN107543954A (en) * | 2016-06-27 | 2018-01-05 | 江苏新澳电力技术有限公司 | Pillar arrester electroscope |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20130407 |