CN201975190U - Bridge connection type shifting multi-function arrester - Google Patents
Bridge connection type shifting multi-function arrester Download PDFInfo
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- CN201975190U CN201975190U CN2011200985363U CN201120098536U CN201975190U CN 201975190 U CN201975190 U CN 201975190U CN 2011200985363 U CN2011200985363 U CN 2011200985363U CN 201120098536 U CN201120098536 U CN 201120098536U CN 201975190 U CN201975190 U CN 201975190U
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- lightning arrester
- electrical verification
- bridging board
- arrester
- gland
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Abstract
The utility model relates to a bridge connection type shifting multi-function arrester on a shifting down lead of a distribution line. The arrester mainly comprises an arrester body, a gland, a bridging board, a bolt, a nut, an electroscopy rod cover, an insulating cover, an insulating support frame, a separating machine and a grounding wire, the bridge connection type shifting multi-function arrester is characterized in that the bridging board is arranged between a fitting at the high-voltage end of the arrester body and the gland, and the bridging board, the fitting and the gland form electric connection under the function of the bolt and the nut; the upper end and the lower end of the bridging board are each provided with two connecting holes which are connected to a connecting terminal at the end of a wire; an electroscopy rod is arranged at the outer end of the gland; one electroscopy rod cover externally covers the electroscopy rod in a U shape from above and is capable of being opened upward; the insulating cover covers all the exposed metal parts on the bridging board and on the upper end of the arrester except the electroscopy rod; and the arrester body is mounted on the insulating support frame and is connected with the separating machine and the grounding wire. Compared with the prior art, the arrestor has the functions of lightning shielding, fixing the ends of wires, connecting current through the wire, testing current and grounding; the arrester stops operation because of the action of the separating machine when the arrester fails; and the arrester is characterized by being compact in structure, convenient in mounting, safe in use, reliable in performance, high in failure locating possibility 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, and often be connected with the end of insulated conductor or the end of electric cable accessories, safety during for power equipment safety and maintenance construction, requirement is with cross arm insulator fixedly downlead and electric cable accessories end, and on its limit, lightning arrester is installed, 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 with bridging functionality is provided, make that it has fixing cord end and electric cable accessories end simultaneously, the electric current between lead and electric cable accessories that continues, electrical verification and function such as ground connection is provided when discharging overvoltage, 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 the multi-functional change platform of a kind of bridge type lightning arrester, includes lightning arrester body, gland, bridging board, bolt and nut, electrical verification bar outer cover, insulating shield, insulation bracing frame, disconnector and earth connection; Be provided with bridging board between described lightning arrester body high-pressure side gold utensil and the described gland, the three forms and is electrically connected under the effect of bolt and nut; The two ends up and down of bridging board respectively are provided with two connecting holes, can be connected with the binding post of wire end or electric cable accessories end; 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 has wrapped up bridging board and lightning arrester upper end all exposed metal/bare metal parts 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, and line ball lid two ends are provided with two through holes; It is corresponding with the through hole that line ball covers that the two ends of the high-pressure side gold utensil of described lightning arrester body are provided with two through holes equally; Described bridging board is between gland and high-pressure side gold utensil, and its middle part is provided with the through hole of two correspondences equally, and described bolt and nut pass above-mentioned three pairs of corresponding through holes, and the high-pressure side gold utensil formation of bridging board and gland and lightning arrester body is electrically connected; The two ends up and down of bridging board respectively are provided with two connecting holes, can form with the binding post of wire end to be electrically connected.
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 has wrapped up bridging board and lightning arrester body upper end all exposed metal/bare metal parts except that the electrical verification bar.
Wherein, the one or both ends of described bridging board can be covered with copper sheet, are used for being connected with the transition of copper tip.
As mentioned above as can be known, have the multi-functional change platform of the utility model bridge type lightning arrester of said structure characteristics, compared with the prior art, the advantage that has is:
(1), bridging board two ends and wire end or terminal formation of electric cable accessories be electrically connected, and forms between bridging board middle part and lightning arrester body upper end gold utensil and the gland to be electrically connected, above-mentioned electral junction is simply and reliably.
(2), the one or both ends of bridging board can be covered with copper sheet, convenient binding post with copper material is electrically connected and galvano-cautery does not take place.
(3), 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.
(4), owing to adopt the lightning arrester disconnector, disconnector action during the lightning arrester fault, lightning arrester is released operation, and provides tangible Reflector.
(5), owing to adopted insulating cover, make charged positions such as lightning arrester body upper end gold utensil and bridging board be insulated cover and be wrapped in the inside, operation is safer in using.
(6), 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 bridge type 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 is the end view of the band broken section of Fig. 1;
Fig. 5 opens partial sectional view behind the earth brace outer cover for 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 left side view of Fig. 1;
Fig. 9 is the outward appearance right side view of Fig. 1;
Figure 10 is the front view of another embodiment of the multi-functional change platform of the utility model bridge type lightning arrester;
Figure 11 is the partial sectional view of the another embodiment of the utility model bridge type multi-functional change platform lightning arrester;
Figure 12 is the multi-functional change platform of the utility model bridge type lightning arrester left side view of the band broken section of an embodiment again.
Embodiment
Now the preferred embodiment shown in conjunction with the accompanying drawings is further described structure of the present utility model.
By Fig. 1 to Fig. 4 as can be known, the multi-functional change platform of the utility model bridge type lightning arrester mainly is made up of lightning arrester body 1, gland 2, bridging board 9, bolt and 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 medial extremity of described gland 2 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 bridging board 9 is between gland 2 and high-pressure side gold utensil 11, its middle part is provided with two through holes 92 corresponding with through hole 23 equally, described bolt and nut 3 pass corresponding through hole on through hole 23 on the line ball lid 21 and through hole 92 on the bridging board 9 and the high-pressure side gold utensil 11, the high-pressure side gold utensil 11 of bridging board 9 and gland 2 and lightning arrester body 1 is formed be electrically connected; The two ends up and down of bridging board 9 respectively are provided with two connecting holes 91, can form with the binding post of wire end or electric cable accessories end to be electrically connected.The grounding electrode 12 that electric current is delivered to lightning arrester body 1 by bridging board 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. 5 as can be known, the outboard end of described 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.
In conjunction with Fig. 6 as can be known to Fig. 9, described insulating shield 5 is the long box shape 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 round tube shape structure, and its size is adaptive with the end diameter of wire end that is suitable for or electric cable accessories; The interior side of round tube shape 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 or electric cable accessories and electrical verification bar 22 pass, the utlity model has the high characteristic such as antifouling of all insulation thereby make.
As shown in Figure 10, another embodiment of the multi-functional change platform of the utility model bridge type lightning arrester, its structure not tape insulation support 6, drag device 7 and earth connection 8 away from, be provided with series connection internal clearance group 17 and non-linear resistor 13 between the high-pressure side gold utensil 11 of its lightning arrester body 1 and the grounding electrode 12, its external packets is wrapped with epoxy resin glass belt 14 and composite sheath 15 is arranged.Because the existence of series connection internal clearance group 17 does not have passing through of electric current when normally moving, prolonged the useful life of non-linear resistor 13; When producing overvoltage on the lead; voltage is delivered on the high-pressure side gold utensil 11 of lightning arrester body 1 from bridging board 9; discharging gap is breakdown; current energy is by discharging gap group 17 and non-linear resistor 13; be delivered to the grounding electrode 12 of lightning arrester body 1 lower end; pass to iron cross arm or earth connection by the bolt on the grounding electrode 12 16, thereby discharge the effect that superpotential energy reaches guardwire and the coupled electric equipment of periphery.
As shown in Figure 11, another embodiment of the multi-functional change platform of the utility model bridge type lightning arrester, an end of its bridging board 9 is covered with copper sheet, can be used for being connected with the copper tip transition.
As shown in Figure 12, another embodiment of the multi-functional change platform of the utility model bridge type lightning arrester, the centre of its bridging board 9 is a round bar shape, the wire casing internal diameter of the wire casing of external diameter and line ball lid 21 and the high-pressure side gold utensil 11 of lightning arrester body 1 equates, be fixed on line ball cover 21 and the wire casing of the high-pressure side gold utensil 11 of lightning arrester body 1 in; The two ends up and down of bridging board 9 are plate shape and respectively are provided with through hole 91, can be electrically connected with the binding post formation of bolt and wire end.
The multi-functional change platform of the utility model bridge type 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 changes the profile of lightning arrester umbrella cover or insulating shield.Therefore these must belong to protection range of the present utility model.
Claims (7)
1. the multi-functional change platform of a bridge type lightning arrester is characterized in that: comprise lightning arrester body (1), gland (2), bridging board (9), bolt and nut (3), electrical verification bar outer cover (4), insulating shield (5), insulation bracing frame (6), disconnector (7) and earth connection (8); Be provided with bridging board (9) between the high-pressure side gold utensil (11) of described lightning arrester body and the described gland (2), under the effect of bolt and nut (3), form and be electrically connected; The two ends up and down of bridging board (9) respectively are provided with two connecting holes, can form with the binding post of wire end to be electrically connected; 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; 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. the multi-functional change platform of bridge type according to claim 1 lightning arrester, 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. the multi-functional change platform of bridge type according to claim 1 lightning arrester is characterized in that: the inner of described gland (2) is a line ball lid (21), and the two ends of line ball lid (21) are provided with two through holes (23); It is corresponding with the through hole (23) that line ball covers on (21) that the two ends of the high-pressure side gold utensil (11) of described lightning arrester body (1) are provided with two through holes equally; Described bridging board (9) is positioned between gland (2) and the high-pressure side gold utensil (11), its the middle part be provided with equally two with the corresponding through hole of through hole (23), described bolt and nut (3) pass through hole (23) and bridging board (9) and high-pressure side gold utensil (11) and go up corresponding through hole, and the bridging board (9) and high-pressure side gold utensil (11) formation of gland (2) and lightning arrester body (1) are electrically connected; The two ends up and down of bridging board (9) respectively are provided with two through holes, can form with the binding post of bolt and wire end to be electrically connected.
4. the multi-functional change platform of bridge type according to claim 1 lightning arrester, it is characterized in that: the outer end of described gland (2) is provided with electrical verification bar (22), there is a protruding axle (24) outer end of 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. the multi-functional change platform of bridge type according to claim 1 lightning arrester is characterized in that: described insulating shield (5) will wrap up bridging board (9) and lightning arrester body (1) upper end all exposed metal/bare metal parts except that the electrical verification bar.
6. the multi-functional change platform of bridge type according to claim 1 lightning arrester, it is characterized in that: the one or both ends of described bridging board (9) are covered with copper sheet.
7. the multi-functional change platform of bridge type according to claim 1 lightning arrester, it is characterized in that: the centre of described bridging board (9) is a round bar shape, the wire casing internal diameter of the wire casing of external diameter and line ball lid (21) and the high-pressure side gold utensil (11) of lightning arrester body (1) equates, the two ends up and down of bridging board (9) are plate shape and respectively are provided with through hole, can be electrically connected with the binding post formation of bolt and wire end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200985363U CN201975190U (en) | 2011-04-07 | 2011-04-07 | Bridge connection type shifting multi-function arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200985363U CN201975190U (en) | 2011-04-07 | 2011-04-07 | Bridge connection type shifting multi-function arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201975190U true CN201975190U (en) | 2011-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200985363U Expired - Fee Related CN201975190U (en) | 2011-04-07 | 2011-04-07 | Bridge connection type shifting multi-function arrester |
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| CN (1) | CN201975190U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102386601A (en) * | 2011-11-09 | 2012-03-21 | 辽宁省电力有限公司阜新供电公司 | Lightning-protection grounding column |
| CN103680899A (en) * | 2014-01-07 | 2014-03-26 | 平顶山市普汇电气有限责任公司 | Connection terminal for voltage transformer |
| CN103840421A (en) * | 2013-11-15 | 2014-06-04 | 国网山东省电力公司青岛供电公司 | Cable terminal lightning arrester |
| CN107543954A (en) * | 2016-06-27 | 2018-01-05 | 江苏新澳电力技术有限公司 | Pillar arrester electroscope |
| CN109473245A (en) * | 2018-07-27 | 2019-03-15 | 国网浙江桐乡市供电有限公司 | A kind of 20kV column support type arrester |
| CN110957196A (en) * | 2019-12-26 | 2020-04-03 | 辽宁华隆电力科技股份有限公司 | Pressure-driven opening and closing wire clamp |
-
2011
- 2011-04-07 CN CN2011200985363U patent/CN201975190U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102386601A (en) * | 2011-11-09 | 2012-03-21 | 辽宁省电力有限公司阜新供电公司 | Lightning-protection grounding column |
| CN103840421A (en) * | 2013-11-15 | 2014-06-04 | 国网山东省电力公司青岛供电公司 | Cable terminal lightning arrester |
| CN103680899A (en) * | 2014-01-07 | 2014-03-26 | 平顶山市普汇电气有限责任公司 | Connection terminal for voltage transformer |
| CN107543954A (en) * | 2016-06-27 | 2018-01-05 | 江苏新澳电力技术有限公司 | Pillar arrester electroscope |
| CN109473245A (en) * | 2018-07-27 | 2019-03-15 | 国网浙江桐乡市供电有限公司 | A kind of 20kV column support type arrester |
| CN109473245B (en) * | 2018-07-27 | 2020-12-08 | 国网浙江桐乡市供电有限公司 | 20kV pillar type arrester |
| CN110957196A (en) * | 2019-12-26 | 2020-04-03 | 辽宁华隆电力科技股份有限公司 | Pressure-driven opening and closing wire clamp |
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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 |