CN103151624A - Connecting clamp of distribution transformer bushing lead screw rod and line wire - Google Patents
Connecting clamp of distribution transformer bushing lead screw rod and line wire Download PDFInfo
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- CN103151624A CN103151624A CN2013100728175A CN201310072817A CN103151624A CN 103151624 A CN103151624 A CN 103151624A CN 2013100728175 A CN2013100728175 A CN 2013100728175A CN 201310072817 A CN201310072817 A CN 201310072817A CN 103151624 A CN103151624 A CN 103151624A
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Abstract
The invention discloses a connecting clamp of a distribution transformer bushing lead screw rod and a line wire. The connecting clamp comprises a screw rod clamping plate, a long clamping plate and a lead wire pressing plate, wherein the lead screw rod is placed between the screw rod clamping plate and the upper end of the long clamping plate; the two ends of the screw rod clamping plate are fixedly connected with the upper end of the long clamping plate through bolts; the lead wire is placed between the lower end of the long clamping plate and the lead wire pressing plate; and the lower end of the long clamping plate is fixedly connected with the lead wire pressing plate through a bolt. With the adoption of the connecting clamp disclosed by the invention, the heating and burning-out of the connection between the high-voltage and low-voltage bushing lead screw rods of a transformer and the clamp can be reduced, the power failure frequency to a user is reduced, the power supplying reliability is improved, and the enterprise and social benefits are increased.
Description
Technical field
The present invention relates to a kind of distribution transformer high and low pressure sleeve pipe lead-in wire screw rod and line conductor interconnection technique, relate in particular to a kind of 10 ~ 35kV distribution transformer high and low pressure sleeve pipe lead-in wire screw rod that is applied to and be connected novel wire clamp with line conductor.
Background technology
At present, in order to satisfy industrial and agricultural production and numerous people household electricity demand, development is constantly being built in power industry, due to industrial and agricultural production and numerous people household electricity demand high, the distribution transformer of operation is fully loaded or overload often.because existing distribution transformer is high, adopt terminal block to be connected between low-tension bushing lead-in wire screw rod and line conductor, tie point is that the lead-in wire screw rod is scurried into the hole bolted on terminal block, hole on terminal block is little, and the lead-in wire screw rod is altered to enter, hole on terminal block is large to be contacted not tight with the lead-in wire screw rod, between terminal block and lead-in wire screw rod, contact area is little, often flow through large electric current, transformer is high, generate heat between low-tension bushing lead-in wire screw rod and terminal block and burn out, cause that Accident of Transformer is forced to interruption maintenance, the device damage rate is high like this, interruption duration is long, power supply reliability is low.Use novel 10 ~ 35kV distribution transformer high and low pressure sleeve pipe lead-in wire screw rod and line conductor connecting clamp if popularize in an all-round way, just can avoid the accident of class formula to occur, can guarantee industrial and agricultural production and people's lives electricity consumption, greatly improve the power supply reliability of power distribution network, increase power supply enterprise and social benefit.
Summary of the invention
The purpose of this invention is to provide a kind of sleeve of distribution transformer lead-in wire screw rod and line conductor connecting clamp, design science is reasonable, uses simple and convenient reliable.
The present invention adopts following technical proposals: a kind of sleeve of distribution transformer lead-in wire screw rod and line conductor connecting clamp, comprise screw rod clamping plate, long clamping plate, line conductor pressing plate, place the lead-in wire screw rod between described screw rod clamping plate and long clamping plate upper ends, the two ends of screw rod clamping plate are bolted to connection with long clamping plate upper ends, place line conductor between described long clamping plate lower end and line conductor pressing plate, long clamping plate lower end and line conductor pressing plate are bolted to connection.
Described long clamping plate are rectangle copper to aluminum adapter bar, and the upper end is copper coin, and the lower end is aluminium sheet, and copper coin is together with the aluminium sheet welding; Installing hole corresponding to up and down two row arranged on described copper coin, two installing holes of every row, be provided with between two row installing holes for the horizontal arc groove of placing the lead-in wire screw rod, left and right two installing holes corresponding to row are arranged on described aluminium sheet, three installing holes of every row are provided with between two row installing holes for the arc groove longitudinally of placing line conductor.
Described screw rod clamping plate are copper coin clamping plate, and described copper coin clamping plate have four installing holes, and four installing holes on the copper coin of these four installing holes and long clamping plate are corresponding, between two row installing holes of copper coin clamping plate for being used for placing the circular-arc of lead-in wire screw rod; By the tight seamless connectivity of bolt, be connected by bolt is gapped between the upper end of copper coin clamping plate and long clamping plate between the lower end of copper coin clamping plate and long clamping plate.
Described line conductor pressing plate is metallic plate, described line conductor pressing plate has three, there is installing hole at the two ends of each line conductor pressing plate, installing hole on the aluminium sheet of this installing hole and long clamping plate is corresponding, between two installing holes of described line conductor pressing plate, for being used for placing the circular-arc of line conductor, the aluminium sheet of described line conductor pressing plate and described long clamping plate is by the bolt seamless connectivity.
Sleeve of distribution transformer lead-in wire screw rod of the present invention is connected novel wire clamp with line conductor, according to a kind of distribution transformer and line conductor interconnection technique of being applied to of device context actual needs exploitation, specifically, this wire clamp is reasonable in design, desirable realization distribution transformer high and low pressure sleeve pipe lead-in wire screw rod reliably be connected with line conductor, specifically advantage is as follows:
1. this distribution transformer high and low pressure sleeve pipe lead-in wire screw rod and line conductor connecting clamp, adopt long clamping plate to erect with lead-in wire screw rod clamping plate and clamp the lead-in wire screw rod, so connection is very reliable, clamping plate have increased contact-making surface with the lead-in wire screw rod, strengthen contact, improved contact reliability;
2. the installation of this novel wire clamp is used, and the high and low pressure sleeve pipe lead-in wire screw rod that can reduce transformer burns out with generate heat between wire clamp is connected, and minimizing has improved power supply reliability to user's power failure, increase enterprise and social benefit;
3. the Novel wire clamping structure that is connected with line conductor of this distribution transformer high and low pressure sleeve pipe lead-in wire screw rod is simple, and design science is reasonable, use simple and convenient reliably;
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the right TV structure schematic diagram of middle or long line folder of the present invention;
Fig. 3 is the right TV structure schematic diagram of screw rod wire clamp in the present invention;
Fig. 4 is the right TV structure schematic diagram of line conductor pressing plate in the present invention;
Fig. 5 is the plan structure schematic diagram of line conductor pressing plate in the present invention.
Embodiment
As shown in Figure 1, a kind of sleeve of distribution transformer lead-in wire screw rod of the present invention and line conductor connecting clamp, comprise screw rod clamping plate 2, long clamping plate 1, line conductor pressing plate 31,32,33, place lead-in wire screw rod 4 between described screw rod clamping plate 2 and long clamping plate 1 upper ends, the two ends of screw rod clamping plate 2 are fixedly connected with by bolt 61,62 with long clamping plate 1 upper ends, place line conductor 5 between described long clamping plate 1 lower end and line conductor pressing plate 31,32,33, long clamping plate 1 lower ends is fixedly connected with by bolt 63,64,65 with line conductor pressing plate 31,32,33.
As shown in Figure 2, described long clamping plate 1 are rectangle copper to aluminum adapter bar, and the upper end is copper coin, and the lower end is aluminium sheet, and copper coin is together with the aluminium sheet welding, and 7 is sealing wire; Installing hole corresponding to up and down two row arranged on described copper coin, two installing holes of every row, be provided with between two row installing holes for the horizontal arc groove 12 of placing lead-in wire screw rod 4, left and right two installing holes corresponding to row are arranged on described aluminium sheet, three installing holes of every row are provided with between two row installing holes for the arc groove longitudinally 13 of placing line conductor.Groove 12 on long clamping plate is protection lead-in wire screw rods 4; groove 13 on long clamping plate is protection circuit wires 5; prevent from damaging with bolted ambassador Shi Li screw rod 4, line conductor 5 modification that go between; increase simultaneously the contact area of screw rod wire clamp 2 and lead-in wire screw rod 4; increase the contact area of line conductor pressing plate and line conductor 5, can bearing great current.
As shown in Figure 3, described screw rod clamping plate 2 are copper coin clamping plate, described copper coin clamping plate have four installing holes, and four installing holes on the copper coin of these four installing holes and long clamping plate are corresponding, between two row installing holes of copper coin clamping plate for being used for placing the circular-arc of lead-in wire screw rod; Pass through the tight seamless connectivity of bolt between the lower end of copper coin clamping plate and long clamping plate, by two gapped connections of bolt, can adjust bolt 61 and strengthen long clamping plate are connected lead-in wire screw rod 4 with the screw rod clamping plate closely reliable the connection between the upper end of copper coin clamping plate and long clamping plate 1.
As Fig. 4, shown in Figure 5, described line conductor pressing plate 31, the 32, the 33rd, metallic plate, there is installing hole at the two ends of each line conductor pressing plate, installing hole on the aluminium sheet of this installing hole and long clamping plate is corresponding, be to be used for placing circular-arc 8 of line conductor between the installing hole of described line conductor pressing plate 31, described line conductor pressing plate 31,32,33 and the aluminium sheet of described long clamping plate 1 respectively by six bolt seamless connectivities, three line conductor pressing plates can make the fixing more closely firm of line conductor.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment, the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can modify or the part technical characterictic is equal to replacement the specific embodiment of the present invention; And not breaking away from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (4)
1. sleeve of distribution transformer lead-in wire screw rod and line conductor connecting clamp, it is characterized in that: comprise screw rod clamping plate, long clamping plate, line conductor pressing plate, place the lead-in wire screw rod between described screw rod clamping plate and long clamping plate upper ends, the two ends of screw rod clamping plate are bolted to connection with long clamping plate upper ends, place line conductor between described long clamping plate lower end and line conductor pressing plate, long clamping plate lower end and line conductor pressing plate are bolted to connection.
2. sleeve of distribution transformer according to claim 1 lead-in wire screw rod and line conductor connecting clamp, it is characterized in that: described long clamping plate are rectangle copper to aluminum adapter bar, and the upper end is copper coin, and the lower end is aluminium sheet, copper coin is together with aluminium sheet welds; Installing hole corresponding to up and down two row arranged on described copper coin, two installing holes of every row, be provided with between two row installing holes for the horizontal arc groove of placing the lead-in wire screw rod, left and right two installing holes corresponding to row are arranged on described aluminium sheet, three installing holes of every row are provided with between two row installing holes for the arc groove longitudinally of placing line conductor.
3. sleeve of distribution transformer according to claim 2 lead-in wire screw rod and line conductor connecting clamp, it is characterized in that: described screw rod clamping plate are copper coin clamping plate, described copper coin clamping plate have four installing holes, four installing holes on the copper coin of these four installing holes and long clamping plate are corresponding, between two row installing holes of copper coin clamping plate for being used for placing the circular-arc of lead-in wire screw rod; By the tight seamless connectivity of bolt, be connected by bolt is gapped between the upper end of copper coin clamping plate and long clamping plate between the lower end of copper coin clamping plate and long clamping plate.
4. sleeve of distribution transformer according to claim 3 lead-in wire screw rod and line conductor connecting clamp, it is characterized in that: described line conductor pressing plate is metallic plate, described line conductor pressing plate has three, there is installing hole at the two ends of each line conductor pressing plate, installing hole on the aluminium sheet of this installing hole and long clamping plate is corresponding, between two installing holes of described line conductor pressing plate, for being used for placing the circular-arc of line conductor, the aluminium sheet of described line conductor pressing plate and described long clamping plate is by the bolt seamless connectivity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100728175A CN103151624A (en) | 2013-03-07 | 2013-03-07 | Connecting clamp of distribution transformer bushing lead screw rod and line wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100728175A CN103151624A (en) | 2013-03-07 | 2013-03-07 | Connecting clamp of distribution transformer bushing lead screw rod and line wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103151624A true CN103151624A (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100728175A Pending CN103151624A (en) | 2013-03-07 | 2013-03-07 | Connecting clamp of distribution transformer bushing lead screw rod and line wire |
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| Country | Link |
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| CN (1) | CN103151624A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103840281A (en) * | 2014-02-20 | 2014-06-04 | 江苏省电力公司常州供电公司 | Wiring clamp used for preventive trail of main transformer inside transformer substation |
| CN105351308A (en) * | 2015-11-26 | 2016-02-24 | 中国航空动力机械研究所 | Pasting and fastening device for high-temperature pipeline strain gauge |
| CN110752454A (en) * | 2019-10-08 | 2020-02-04 | 陈懿 | Power line connecting device and operation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2394359Y (en) * | 1999-11-05 | 2000-08-30 | 郑建巨 | Copper and aluminum wire clamps |
| CN201435295Y (en) * | 2009-05-07 | 2010-03-31 | 刘进生 | Transformer dual-hugging rod thread jointing clamp convenient for installation |
| CN101707295A (en) * | 2009-12-09 | 2010-05-12 | 安徽钛钴新金属有限公司 | Copper-aluminium explosion composite electrical T type copper-aluminium bimetal binding clip and explosion welding method |
| CN101841085A (en) * | 2010-02-02 | 2010-09-22 | 遂昌县明盛电业有限责任公司 | Improvement on copper-aluminum equipment wire clamp assembly and device and method thereof |
| CN201708254U (en) * | 2010-07-12 | 2011-01-12 | 河南省电力公司驻马店供电公司 | Equipment copper and aluminum transition butt welding type wire clamp cracking-prevention support plate |
| CN201812934U (en) * | 2010-05-14 | 2011-04-27 | 安徽钛钴新金属有限公司 | Copper-aluminum transition connecting clamp adopting pressing connection |
| CN203103534U (en) * | 2013-03-07 | 2013-07-31 | 河南省电力公司驻马店供电公司 | Connection wire clamp between casing pipe lead wire screw rod and circuit guide wire of power distribution transformer |
-
2013
- 2013-03-07 CN CN2013100728175A patent/CN103151624A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2394359Y (en) * | 1999-11-05 | 2000-08-30 | 郑建巨 | Copper and aluminum wire clamps |
| CN201435295Y (en) * | 2009-05-07 | 2010-03-31 | 刘进生 | Transformer dual-hugging rod thread jointing clamp convenient for installation |
| CN101707295A (en) * | 2009-12-09 | 2010-05-12 | 安徽钛钴新金属有限公司 | Copper-aluminium explosion composite electrical T type copper-aluminium bimetal binding clip and explosion welding method |
| CN101841085A (en) * | 2010-02-02 | 2010-09-22 | 遂昌县明盛电业有限责任公司 | Improvement on copper-aluminum equipment wire clamp assembly and device and method thereof |
| CN201812934U (en) * | 2010-05-14 | 2011-04-27 | 安徽钛钴新金属有限公司 | Copper-aluminum transition connecting clamp adopting pressing connection |
| CN201708254U (en) * | 2010-07-12 | 2011-01-12 | 河南省电力公司驻马店供电公司 | Equipment copper and aluminum transition butt welding type wire clamp cracking-prevention support plate |
| CN203103534U (en) * | 2013-03-07 | 2013-07-31 | 河南省电力公司驻马店供电公司 | Connection wire clamp between casing pipe lead wire screw rod and circuit guide wire of power distribution transformer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103840281A (en) * | 2014-02-20 | 2014-06-04 | 江苏省电力公司常州供电公司 | Wiring clamp used for preventive trail of main transformer inside transformer substation |
| CN103840281B (en) * | 2014-02-20 | 2016-01-20 | 江苏省电力公司常州供电公司 | The binding clip of main transformer preventive trial in transformer station |
| CN105351308A (en) * | 2015-11-26 | 2016-02-24 | 中国航空动力机械研究所 | Pasting and fastening device for high-temperature pipeline strain gauge |
| CN110752454A (en) * | 2019-10-08 | 2020-02-04 | 陈懿 | Power line connecting device and operation method thereof |
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Application publication date: 20130612 |