CN210188853U - Practical convenient transformer substation secondary copper line solderless welding machine - Google Patents
Practical convenient transformer substation secondary copper line solderless welding machine Download PDFInfo
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- CN210188853U CN210188853U CN201920737178.2U CN201920737178U CN210188853U CN 210188853 U CN210188853 U CN 210188853U CN 201920737178 U CN201920737178 U CN 201920737178U CN 210188853 U CN210188853 U CN 210188853U
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Abstract
The utility model relates to a practical convenient transformer station secondary copper wire welding machine without welding flux, which comprises an annular transformer iron core, a primary winding and a secondary winding wound on the annular transformer iron core, wherein a movable iron core component is arranged in an annular inner cavity of the annular transformer iron core, and the size of the magnetic flux in the annular transformer iron core is changed by making the movable iron core component reciprocate along the axial direction of the annular transformer iron core; the primary winding, the input switch, the fuse and the 220V alternating current power supply are sequentially connected in series, the secondary winding is provided with a middle tap, the secondary winding is connected with 2 silicon rectifier diodes to form a full-wave rectifying circuit, and an output positive electrode and a negative electrode of the full-wave rectifying circuit can form a circuit loop with a welding probe and a welding piece which are clamped by a special welding tongs, so that welding points can be welded; the technical scheme has simple structure and simple and convenient manufacture; the volume is small, the weight is light, and the carrying and the movement are convenient; the operation is simple, the operation is safe and reliable, no soldering flux is needed, and the device is durable.
Description
Technical Field
The invention relates to the technical field of power engineering construction tools, in particular to a practical and convenient transformer substation secondary copper wire welding machine without a welding flux.
Background
With the increasingly popularized and widely applied modern new scientific and technological achievements in power systems, the upgrading and transformation of old-fashioned substations and the extension works of modern substations are actively developed, at present, all secondary equipment signal transmission and electric energy supply of the substations are linked by multi-strand or single-strand copper wire cables, the situation that the length of the copper wire cables is not enough is often generated in construction, unfortunately, the situation that the whole copper wire cable is required to be replaced only by a few centimeters short of the length of the copper wire cable due to the displacement of equipment often occurs, the serious waste of construction materials and the reduction of construction efficiency are caused, at this time, if the lead is lengthened by adopting fiber welding, the marks and tin tips are easy to appear, and the residues corrode the lead, such as gas welding, the equipment is relatively complex, acetylene and oxygen belong to flammable and explosive dangerous products, and the requirement for harsh use environment. After welding, the welding part is oxidized seriously, the conductivity is influenced, the mechanical strength of a lead is reduced, the lead is likely to break again after a long time, the normal operation of equipment is influenced, and even safety accidents are caused, so that a practical and convenient transformer station secondary copper wire solderless welding machine is urgently needed to be developed.
Disclosure of Invention
The invention aims to solve the technical problem of making up the defects of the prior art and provide a practical and convenient transformer station secondary copper wire flux-free welding machine which is safe and reliable and does not need soldering flux.
To solve the technical problems, the technical scheme of the invention is as follows: a practical and convenient transformer station secondary copper wire flux-free welding machine comprises an annular transformer iron core, a primary winding and a secondary winding, wherein the primary winding and the secondary winding are wound on the annular transformer iron core; the primary winding, the input switch, the fuse and the 220V alternating current power supply are sequentially connected in series, the secondary winding is provided with a middle tap, the secondary winding is connected with 2 silicon rectifier diodes to form a full-wave rectifying circuit, and an output positive electrode and a negative electrode of the full-wave rectifying circuit can form a circuit loop with a welding probe and a welding piece which are clamped by a special welding tongs, so that welding points can be welded.
Furthermore, the movable guide device comprises a pair of insulation guide rails which are arranged in opposite directions, the insulation guide rails are located in an annular inner cavity of the annular transformer iron core, correspondingly, an insulation guide rail outer insulation clamp is arranged on the outer wall of the annular transformer iron core, and the insulation guide rail outer insulation clamp, the insulation guide rails and the annular transformer iron core are fixedly connected through self-tapping locking screws.
Further, the movable iron core comprises a movable iron core A and a movable iron core B, an insulating lining piece is arranged between the movable iron core A and the movable iron core B, a pair of bolts sequentially penetrates through two ends of the movable iron core A, the insulating lining piece and the movable iron core B and is locked and fixed through nuts, and the movable iron core A, the insulating lining piece and the movable iron core B are fixedly connected relatively.
Furthermore, the insulating lining piece is I-shaped, and a movable iron core heat dissipation air passage is formed between the I-shaped abdominal cavity and the movable iron core A and the movable iron core B.
Further, the driving device comprises a screw rod and a screw nut matched with the screw rod, the screw nut is fixedly connected with the movable iron core, one end of the screw rod is connected with a screw rod chassis screw rod support through a bearing, the other end of the screw rod is fixedly connected with a screw rod circular handle, and the screw rod chassis screw rod support is fixedly connected with the end part of the annular transformer iron core.
The transformer further comprises an input voltage indicator lamp and an output voltage indicator lamp, wherein the input voltage indicator lamp is connected with the primary winding in parallel, and the output voltage indicator lamp is connected with the secondary winding in parallel.
Due to the adoption of the technical scheme, the beneficial effects that can be achieved are as follows: the annular iron core structure is adopted, so that the manufacturing is simple and convenient, the material is saved, the size is small, the weight is light, and the carrying and the moving are convenient; the welding flux is simple to operate, safe, reliable, free of insufficient soldering, small in splashing amount, firm in welding, attractive in welding spot, free of flux, capable of achieving easy welding of single-stranded or multi-stranded copper wires and durable.
Drawings
FIG. 1 is a top view of a structure according to an embodiment of the present invention;
FIG. 2 is a perspective view of the structure of an embodiment of the present invention;
in the figure: 1-primary winding, 2-annular transformer core, 3-bolt, 4-movable iron core A, 5-insulating guide rail outer insulating clamp, 6-self-tapping locking screw, 7-insulating guide rail, 8-movable iron core B, 9-movable iron core heat dissipation air channel, 10-lead screw nut, 11-insulating lining piece, 12-secondary winding, 13-lead screw chassis screw support, 14-movable iron core A, B movement direction indication, 15-lead screw, 16-lead screw circular handle, 17-lead screw circular handle movement direction indication, 18-output voltage indicator lamp, 19-input voltage indicator lamp, 20-input switch and 21-fuse.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Examples
The utility model provides a practical convenient transformer substation secondary copper wire does not have welding flux machine, includes toroidal transformer core 2 and winding primary winding 1 and secondary winding 12 on toroidal transformer core 2, is equipped with removal iron core subassembly in toroidal transformer core 2's the annular inner chamber, removes iron core subassembly including removing iron core, removal guider and drive arrangement.
The movable iron core comprises a movable iron core A4 and a movable iron core B8, an insulating lining piece 11 is arranged between the movable iron core A4 and the movable iron core B8, a pair of bolts 3 sequentially penetrate through two ends of the movable iron core A4, the insulating lining piece and two ends of the movable iron core B8 and are locked and fixed through nuts, so that the movable iron core A4, the insulating lining piece and the movable iron core B8 are relatively and fixedly connected, the bolts 3 are bolts with 304 stainless steel flange faces, and the nuts are nylon lock nuts with 304 stainless steel hexagonal flange faces; the insulating lining piece 11 is I-shaped, and a movable iron core heat dissipation air channel 9 is formed between the I-shaped abdominal cavity and the movable iron core A4 and the movable iron core B8; the width of the insulating lining 11 is smaller than the width of the movable iron core a4 and the movable iron core B8, and two ends of the insulating lining 11 in the width direction, the movable iron core a4 and the movable iron core B8 form two end guide grooves.
The movable guide device comprises a pair of insulating guide rails 7 which are oppositely arranged, the insulating guide rails 7 are positioned in an annular inner cavity of the annular transformer iron core 2, correspondingly, an insulating guide rail outer insulating clamp 5 is arranged on the outer wall of the annular transformer iron core 2, and the insulating guide rail outer insulating clamp 5 and the insulating guide rails 7 are fixedly connected with the annular transformer iron core 2 through self-tapping locking screws 6; the insulated guide rail 7 is matched with the end part guide groove of the movable iron core, so that the movable iron core and the insulated guide rail 7 form a pair of moving pairs.
The driving device comprises a screw rod 15 and a screw nut 10 matched with the screw rod 15, the screw nut 10 is fixedly connected with an insulating lining piece 11 of the movable iron core, one end of the screw rod 15 is connected with a screw rod chassis screw rod support 13 through a bearing, the other end of the screw rod 15 is fixedly connected with a screw rod circular handle 16, the screw rod chassis screw rod support 13 is fixedly connected with the end part of the annular transformer iron core 2, the movable iron core can be driven to move in a reciprocating mode along the axial direction of the annular transformer iron core 2 by rotating the screw rod circular handle 16, and the size of magnetic flux in the annular transformer iron core 2 can be changed by changing the volume of the movable iron core in an annular inner cavity of the annular transformer.
The primary winding 1, the input switch 20, the fuse 21 and the 220V alternating current power supply are sequentially connected in series, the secondary winding 12 is provided with a middle tap, the secondary winding 12 is connected with 2 silicon rectifier diodes to form a full-wave rectifying circuit, and the output positive electrode and the output negative electrode of the full-wave rectifying circuit can form a circuit loop with a welding probe and a welding piece which are clamped by a special welding tongs, so that welding points can be welded.
And the transformer further comprises an input voltage indicator lamp 19 and an output voltage indicator lamp 18, wherein the input voltage indicator lamp 19 is connected with the primary winding 1 in parallel, and the output voltage indicator lamp 18 is connected with the secondary winding 12 in parallel.
The working principle of the embodiment is as follows:
the input switch 20 is switched on, 220V alternating current is input, the voltage indicator lamp 19 is lightened, the primary winding 1 is electrified to generate an alternating magnetic flux phi, the alternating magnetic flux phi passes through the secondary winding 12 along the annular transformer iron core 2 to form a closed magnetic circuit, a mutual induction potential U2 is induced in the secondary winding 12, the output voltage indicator lamp 18 is lightened, and voltage is output;
the circular handle 16 of the screw rod and the screw rod is rotated to rotate according to the direction indicated by the moving direction indication 17 of the circular handle of the screw rod and the moving iron core can be driven to move along the direction indicated by the moving direction indication 14 of the moving iron core A, B, the size of the magnetic flux in the annular transformer iron core 2 is changed by changing the volume of the moving iron core in the annular cavity of the annular transformer iron core 2, and then the size of the magnetic flux of the secondary winding 12 is changed, so that the welding output voltage is changed, and different welding currents are obtained.
The advantages of this embodiment: the annular iron core structure is adopted, so that the manufacturing is simple and convenient, the material is saved, the size is small, the weight is light, and the carrying and the moving are convenient; the welding method is simple to operate, free of insufficient soldering, small in splashing amount, firm in welding, attractive in welding spot, free of scaling powder, capable of achieving easy welding of single-stranded or multi-stranded copper wires and durable.
In the description of the present invention, words such as "inner", "outer", "upper", "lower", "front", "rear", etc., indicating orientations or positional relationships, are used for convenience in describing the present invention, and do not indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The above description is only one embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the spirit of the present invention.
Claims (6)
1. The utility model provides a practical convenient type transformer substation secondary copper line does not have welding flux welding machine, characterized by: the magnetic flux transformer comprises an annular transformer core (2), and a primary winding (1) and a secondary winding (12) which are wound on the annular transformer core (2), wherein a movable core assembly is arranged in an annular inner cavity of the annular transformer core (2), the movable core assembly comprises a movable core, a movable guiding device and a driving device, the movable guiding device is fixed on the annular transformer core (2), the movable core and the movable guiding device form a pair of movable pairs, the driving device is used for driving the movable core to axially reciprocate along the annular transformer core (2), and the size of magnetic flux in the annular transformer core (2) is changed by changing the volume of the movable core in the annular inner cavity of the annular transformer core (2); the primary winding (1), the input switch (20), the fuse (21) and the 220V alternating current power supply are sequentially connected in series, the secondary winding (12) is provided with a middle tap, the secondary winding (12) is connected with 2 silicon rectifier diodes to form a full-wave rectifying circuit, the output positive electrode and the output negative electrode of the full-wave rectifying circuit can form a circuit loop with a welding probe and a welding piece which are clamped by a welding tongs, and a welding point can be welded.
2. The practical and convenient transformer station secondary copper wire flux-free welding machine as claimed in claim 1, which is characterized in that: the movable guide device comprises a pair of insulation guide rails (7) which are oppositely arranged, the insulation guide rails (7) are located in an annular inner cavity of the annular transformer iron core (2), correspondingly, insulation guide rail outer insulation clamping pieces (5) are arranged on the outer wall of the annular transformer iron core (2), and the self-tapping locking screws (6) are used for fixedly connecting the insulation guide rail outer insulation clamping pieces (5), the insulation guide rails (7) and the annular transformer iron core (2).
3. The practical and convenient transformer station secondary copper wire flux-free welding machine as claimed in claim 1, which is characterized in that: remove the iron core including removing iron core A (4) and removing iron core B (8), remove iron core A (4) and remove and be equipped with insulating lining spare (11) between iron core B (8), a pair of bolt (3) pass the both ends of removing iron core A (4), insulating lining spare and removing iron core B (8) in proper order, and it is fixed through nut locking, make and remove iron core A (4), insulating lining spare and remove iron core B (8) relatively fixed connection.
4. The practical and convenient transformer station secondary copper wire flux-free welding machine as claimed in claim 3, which is characterized in that: the insulation lining piece (11) is I-shaped, and a movable iron core heat dissipation air passage (9) is formed between the I-shaped abdominal cavity and the movable iron core A (4) and the movable iron core B (8).
5. The practical and convenient transformer station secondary copper wire flux-free welding machine as claimed in claim 1, which is characterized in that: the driving device comprises a screw rod (15) and a screw nut (10) matched with the screw rod (15), the screw nut (10) is fixedly connected with the movable iron core, one end of the screw rod (15) is connected with a screw rod chassis screw rod support (13) through a bearing, the other end of the screw rod (15) is fixedly connected with a screw rod circular handle (16), and the screw rod chassis screw rod support (13) is fixedly connected with the end part of the annular transformer iron core (2).
6. The practical and convenient transformer station secondary copper wire flux-free welding machine as claimed in any one of claims 1-5, which is characterized in that: the transformer is characterized by further comprising an input voltage indicator lamp (19) and an output voltage indicator lamp (18), wherein the input voltage indicator lamp (19) is connected with the primary winding (1) in parallel, and the output voltage indicator lamp (18) is connected with the secondary winding (12) in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920737178.2U CN210188853U (en) | 2019-05-22 | 2019-05-22 | Practical convenient transformer substation secondary copper line solderless welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920737178.2U CN210188853U (en) | 2019-05-22 | 2019-05-22 | Practical convenient transformer substation secondary copper line solderless welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210188853U true CN210188853U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920737178.2U Expired - Fee Related CN210188853U (en) | 2019-05-22 | 2019-05-22 | Practical convenient transformer substation secondary copper line solderless welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210188853U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110039214A (en) * | 2019-05-22 | 2019-07-23 | 国网山东省电力公司夏津县供电公司 | A kind of practical convenient type substation secondary copper wire fluxless bonding machine |
-
2019
- 2019-05-22 CN CN201920737178.2U patent/CN210188853U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110039214A (en) * | 2019-05-22 | 2019-07-23 | 国网山东省电力公司夏津县供电公司 | A kind of practical convenient type substation secondary copper wire fluxless bonding machine |
| CN110039214B (en) * | 2019-05-22 | 2024-03-22 | 国网山东省电力公司夏津县供电公司 | Transformer substation secondary copper wire solderless welding machine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 Termination date: 20210522 |