CN206393077U - A kind of mould for being used to weld copper-plated ground line - Google Patents
A kind of mould for being used to weld copper-plated ground line Download PDFInfo
- Publication number
- CN206393077U CN206393077U CN201720045571.6U CN201720045571U CN206393077U CN 206393077 U CN206393077 U CN 206393077U CN 201720045571 U CN201720045571 U CN 201720045571U CN 206393077 U CN206393077 U CN 206393077U
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- CN
- China
- Prior art keywords
- connector
- welding
- copper
- weld
- ground line
- 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.)
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Abstract
The utility model provides a kind of mould for being used to weld copper-plated ground line, including the first connector and the second connector, middle and upper part on the inside of first connector sets reaction chamber, middle and lower part on the inside of first connector forms welding chamber, the bottom of the reaction chamber is connected with the top of the welding chamber by flow-guiding channel, the bottom of the welding chamber is provided for clamping the clamping part of copper-plated ground line to be connected, and second connector and first connector are symmetrical.The beneficial effects of the utility model：Pad good appearance is consistent, and the quality of welding just can be identified in appearance from weld bond；With larger area of dissipation, galvanization ability is identical with conductor；Rear solder joint is connect to be not in relaxation and corrode；Fusing point is identical with conductor, can bear failure heavy current impact, unlikely fusing；Weld mold is simple in construction, and welding method is simple, is easily mastered；Without external power supply or thermal source；Material for welding, instrument are very light, move conveniently；Speed of welding is quick；Weld mold high temperature resistant, service life is long；Weld interval is short, efficiency high.
Description
Technical field
The utility model is related to anti-thunder technical field, particularly relates to a kind of mould for being used to weld copper-plated ground line.
Background technology
Former ground wire uses galvanized steel bar, it is necessary to which section is bigger than copper facing round steel 2.5 times, and service life is 10 years, pad
Anti-corrosion is difficult.Present national grid is put into effect《State Grid Corporation of China keeps the file with the life-span on equipment and building》It is required that ground connection
Net should also meet same life-span regulation, and the service life of galvanized steel bar can not meet requirement.
In order to increase the life-span of ground wire, it is possible to use fine copper rod.But its cost is too high.
Copper facing round steel is using Q235B cold-drawns round steel as base material, because the corrosion resistance of copper in itself, it is ensured that copper facing round steel can be protected
Barrier ground wire service life meets State Grid Corporation of China's requirement.Copper facing round steel is in electric conductivity, heat endurance, corrosion resistance, welding
All surmount galvanized steel bar in terms of point electric conductivity.
The grounded screen metallic conductor of transformer station has substantial amounts of connection, and only reliable and firm connection, which just can guarantee that, to be connect
The operational reliability of earth mat.
At present, the connection between steel grounding body is traditional electric arc welding manner, and high-temperature electric arc can destroy grounding body and connect
The zinc coat of head position, it is possible to cause the appearance of spot corrosion, have a strong impact on the life-span of grounding body.In addition, electric arc is welded to connect
It is not real molecularity connection, pad also has an impact for the electric conductivity of grounding body.
Large-scale nonstandard mould is generally for the mould of existing steel grounding body, it manufactures difficult, and cost is high；Use the mould
When tool is welded, welding powder consumption is big；And antiseptic property itself is poor due to steel grounding body, the raising of welding quality has little significance.
Utility model content
In view of the above-mentioned problems in the prior art, main purpose of the present utility model is to provide a kind of copper-plated ground
Line, the copper-plated ground line has plated one layer of nickel in the middle of layers of copper and steel core, to improve the conjugation of layers of copper and steel core.
In order to reach above-mentioned purpose, the utility model provides a kind of copper-plated ground line, including steel core, the steel core surface
Provided with copper plate.
Preferably, wherein setting nickel coating between the steel core and the copper plate.
Preferably, wherein the steel core is Q235B cold-drawn round steel.
Preferably, wherein the copper-plated ground line is connected using exothermic weld.
In a kind of weld mold of copper-plated ground line, including the first connector and the second connector, first connector
The middle and upper part of side sets the middle and lower part on the inside of reaction chamber, first connector to form welding chamber, the bottom of the reaction chamber with
The top of the welding chamber is connected by flow-guiding channel, and the bottom of the welding chamber is provided for clamping copper-plated ground line to be connected
Clamping part, second connector and first connector are symmetrical.
The utility model also provides a kind of mould for being used to weld copper-plated ground line, including the first connector and the second connection
The middle and lower part that middle and upper part on the inside of part, first connector is provided with the inside of reaction chamber, first connector forms welding
Chamber, the bottom of the reaction chamber is connected with the top of the welding chamber by flow-guiding channel, and the bottom of the welding chamber is provided with
Clamping part for clamping copper-plated ground line to be connected, second connector and first connector are symmetrical.
Preferably, wherein also including the holder for being used to fasten first connector and second connector.
Preferably, wherein also including pad, the pad is positioned over the top of the flow-guiding channel.
Preferably, wherein the pad is steel plate washer.
Preferably, wherein also including welding lid.
Preferably, wherein the welding lid is hinged with the first connector.
The utility model has the advantages that：
1. copper-plated ground line provided by the utility model, compared to fine copper drop bar, which saves material, reduces into
This；
2. copper-plated ground line provided by the utility model, one layer of nickel has been plated between steel core and layers of copper, layers of copper can be improved
With the conjugation of steel core；
3. relative to galvanized steel, because copper-plated ground line is flexible preferably, horizontal major network uses copper facing round steel material, it is allowed to
Camber radius is small, so it is convenient to turn round, poling is easy.Junction uses exothermic weld, is not required to external power supply, easy to operate, plus
Fast construction speed, saves labour cost, simplifies construction technology, it is often more important that ensure that the quality of connection of grounded screen；
4. the solder joint of copper-plated ground line in the utility model, its good appearance is consistent, from just identifying in appearance for weld bond
The quality of welding；With larger area of dissipation, galvanization ability is identical with conductor；
5. solder joint is not in relaxation and corroded after welding；Fusing point is identical with conductor, can bear failure heavy current impact, no
To fusing；
6. weld mold is simple in construction, welding method is simple, is easily mastered；Without external power supply or thermal source；It is for welding
Material, instrument is very light, move conveniently；Speed of welding is quick, saves artificial；
7. weld mold high temperature resistant, service life is long；
8. short, efficiency high the time required to welding.
Brief description of the drawings
Fig. 1 is the structural representation of the section for the copper-plated ground line that the utility model embodiment 1 is provided；
Fig. 2 is the stereogram schematic diagram of the welder for the copper-plated ground line that the utility model embodiment 1 is provided；
Fig. 3 is the three-dimensional signal for the section for being used to weld the mould of copper-plated ground line that the utility model embodiment 1 is provided
Figure.
Description of reference numerals：
100- welding lids；
The connectors of 200- first；
201- reaction chambers；
202- pads；
203- flow-guiding channels；
204- welds chamber；
205- clamping parts；
300- copper-plated ground lines；
301- steel cores；
302- copper plates；
303- nickel coatings；
The connectors of 400- first；
500- holders.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.Therefore, below to attached
The detailed description of the embodiment of the present utility model provided in figure is not intended to limit claimed scope of the present utility model,
But it is merely representative of selected embodiment of the present utility model.Based on the embodiment in the utility model, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, belongs to the model of the utility model protection
Enclose.
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
The utility model is further described with specific embodiment below with reference to accompanying drawings.
Embodiment 1
As shown in figure 1, a kind of copper-plated ground line 300, including steel core 301, the surface of steel core 301 is provided with copper plate 302.
As the present embodiment preferred embodiment, nickel coating 303 is set between steel core 301 and copper plate 302.
As the present embodiment preferred embodiment, steel core 301 uses Q235B cold-drawn round steel.
Copper-plated ground line provided by the utility model is connected using exothermic weld.
As shown in Figures 2 and 3, the weld mold of copper-plated ground line includes the first connector 200 and the second connector 400,
The middle and upper part of the inner side of first connector 200 is provided with reaction chamber 201, and the middle and lower part of the inner side of the first connector 200 forms welding chamber
204, the bottom of reaction chamber 201 is connected with welding the top of chamber 204 by flow-guiding channel 203, and the bottom of welding chamber 204 is provided with
Clamping part 205 for clamping copper-plated ground line 300 to be connected, the second connector 400 and the first connector 200 are symmetrical.
As the present embodiment preferred embodiment, in addition to for the first connector 200 to be detained with the second connector 400
The holder 500 of conjunction.
As the present embodiment preferred embodiment, in addition to pad 202, it is preferable that pad is steel plate washer.Pad 202
The top of flow-guiding channel 203 is placed on, to prevent before chemical reaction, welding agent leaks down with ignition powder.
As the present embodiment preferred embodiment, in addition to welding lid 100, for preventing during chemical reaction, reactant
Splash outside.Preferably, welding lid 100 is hinged with the first connector 200.
The application method of the weld mold of copper-plated ground line is as follows：
1. it is conductor and mold cleaning to be connected is clean, then mould blowtorch is heated to remove moisture removal；
2. conductor to be connected is put into the clamping part 205 of mould, the interface of conductor to be connected is right against water conservancy diversion and led to
The underface in road 203.First connector 200 is snapped together with the second connector 400, clamped with holder 500, it is seamless
Gap, with fixing mould.
3. pad 202 is put into mould；
4. welding compound is poured into reaction chamber 201, detonator is sprinkling upon on welding compound and mold side；
5. cover welding lid and light a fire, welding compound reacts and melted in reaction chamber 201, is flowed into by flow-guiding channel 203
To the interface of conductor to be connected, after after metal freezing, mould is opened, slag is removed, just can carry out next welding.It is whole
The individual reaction time needs tens of seconds, and reaction speed is fast, and welding efficiency is high.
Exothermic weld is also referred to as fireclay welding, and exothermic weld is using the stronger aluminium of activity oxidation copper reduction, whole process
Take very short (only several seconds), reaction institute liberated heat is enough to make soldered wire termination melt to form permanent molecule conjunction
Into.The general formulae of copper-based exothermic reaction is：
3Cu2O+2Al→Al2O3+ 3Cu+ heats (2735 DEG C)
The later welding point of welding has following characteristic：
1. good appearance is consistent；
2. tie point combines for molecule, is not in contact with face, more without mechanical pressure, therefore, will not relax and corrode；
3. tie point combines for molecule, and the resistance of junction is not less than conductor resistance itself, galvanization ability and conductor phase
Together；
4. fusing point is identical with conductor, can bear failure heavy current impact, unlikely fusing.
Exothermal Weld connection method can complete the connection of different modes between various wires, such as through-type, tee T, cross
Deng；The connection of unlike material wire, the connection between such as common steel, copper, galvanized steel, copper plated steel can also be completed；Even
Can realize connection of different shapes between conductor, such as copper conductor and the connection of copper plated steel drop bar, the connection of copper conductor and copper coin,
Connection, the connection of wire and reinforcing bar and the connection of wire and channel-section steel of copper conductor and ground connection coating steel pipe.This method joint
There are extensive connected mode, and good corrosion resistance, contact resistance is low, is progressively widely applied.
The weld mold of copper-plated ground line makes for graphite, and mould can effectively control to melt the flow direction and speed of welding agent, and
Ultimately form welding.Under mould resistant against high temperatures, normal service condition, die life is at 100 times or so.
Finally it should be noted that：Above-described each embodiment is merely to illustrate the technical solution of the utility model, rather than
It is limited；Although the utility model is described in detail with reference to the foregoing embodiments, one of ordinary skill in the art
It should be understood that：It can still modify to the technical scheme described in previous embodiment, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or substitutions, the essence of appropriate technical solution is departed from the utility model
The scope of each embodiment technical scheme.
Claims (6)
1. a kind of mould for being used to weld copper-plated ground line, it is characterised in that：It is described including the first connector and the second connector
The middle and lower part that middle and upper part on the inside of first connector is provided with the inside of reaction chamber, first connector forms welding chamber, described
The bottom of reaction chamber is connected with the top of the welding chamber by flow-guiding channel, and the bottom of the welding chamber is provided with for clamping
The clamping part of copper-plated ground line to be connected, second connector and first connector are symmetrical.
2. mould according to claim 1, it is characterised in that also including for by first connector and described second
The holder that connector is fastened.
3. mould according to claim 1 or 2, it is characterised in that also including pad, the pad is positioned over the water conservancy diversion
The top of passage.
4. mould according to claim 3, it is characterised in that the pad is steel plate washer.
5. mould according to claim 4, it is characterised in that also including welding lid.
6. mould according to claim 5, it is characterised in that the welding lid is hinged with the first connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720045571.6U CN206393077U (en) | 2017-01-13 | 2017-01-13 | A kind of mould for being used to weld copper-plated ground line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720045571.6U CN206393077U (en) | 2017-01-13 | 2017-01-13 | A kind of mould for being used to weld copper-plated ground line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206393077U true CN206393077U (en) | 2017-08-11 |
Family
ID=59518044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720045571.6U Expired - Fee Related CN206393077U (en) | 2017-01-13 | 2017-01-13 | A kind of mould for being used to weld copper-plated ground line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206393077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019033223A1 (en) * | 2017-08-14 | 2019-02-21 | 山东电力建设第一工程公司 | Exothermic welding method for welding grounding wires in amazon rainforest |
-
2017
- 2017-01-13 CN CN201720045571.6U patent/CN206393077U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019033223A1 (en) * | 2017-08-14 | 2019-02-21 | 山东电力建设第一工程公司 | Exothermic welding method for welding grounding wires in amazon rainforest |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170811 Termination date: 20220113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |