CN111790857A - Pouring fusion welding device and method for power transmission high-voltage cable - Google Patents

Pouring fusion welding device and method for power transmission high-voltage cable Download PDF

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Publication number
CN111790857A
CN111790857A CN202010680393.0A CN202010680393A CN111790857A CN 111790857 A CN111790857 A CN 111790857A CN 202010680393 A CN202010680393 A CN 202010680393A CN 111790857 A CN111790857 A CN 111790857A
Authority
CN
China
Prior art keywords
solder
pouring
power transmission
cover plate
solder melting
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.)
Pending
Application number
CN202010680393.0A
Other languages
Chinese (zh)
Inventor
李海
沈斌
凌立勇
夏军
彭春兵
王东源
何荷
杨天宇
王福生
徐操
周利军
袁奇
周韫捷
蒋晓娟
许强
王骁迪
原佳亮
何邦乐
李红亮
韩琴琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Sanyuan Cable Accessories Co ltd
State Grid Shanghai Electric Power Co Ltd
Original Assignee
Shanghai Sanyuan Cable Accessories Co ltd
State Grid Shanghai Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Sanyuan Cable Accessories Co ltd, State Grid Shanghai Electric Power Co Ltd filed Critical Shanghai Sanyuan Cable Accessories Co ltd
Priority to CN202010680393.0A priority Critical patent/CN111790857A/en
Publication of CN111790857A publication Critical patent/CN111790857A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00Soldering, e.g. brazing, or unsoldering
    • B23K1/0008Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
    • B23K1/0016Brazing of electronic components
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F15/00Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire
    • B21F15/02Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire
    • B21F15/06Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material
    • B21F15/08Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material making use of soldering or welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00Soldering, e.g. brazing, or unsoldering
    • B23K1/08Soldering by means of dipping in molten solder
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08Auxiliary devices therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Of Electrical Connectors (AREA)

Abstract

The invention relates to a pouring fusion device and a method for a power transmission high-voltage cable, wherein the device comprises a solder melting container, a pouring gate, a pouring handle and a feeding port cover plate, wherein the pouring gate and the pouring handle are connected with the side wall of the solder melting container; when in use, the cover plate of the feed opening is opened, and solder is put into the solder melting container through the feed opening; before pouring, the solder in the solder melting container is melted, the melted solder is poured onto a forming die of a to-be-fixed part on the power transmission high-voltage cable through a pouring gate by operating a pouring handle, and the forming die is detached after the solder is cooled, so that the welding is completed. Compared with the prior art, the invention can replace the traditional manual lead sealing, ensure the quality of lead sealing products, effectively reduce the damage of open fire to the cable, reduce the influence of outdoor environment, ensure the safety of the cable and obviously improve the operation safety of the cable.

Description

Pouring fusion welding device and method for power transmission high-voltage cable
Technical Field
The invention relates to the field of installation of power transmission high-voltage cable accessories, in particular to a pouring fusion device and a method for a power transmission high-voltage cable.
Background
The metal sheath is required to be installed on the power transmission high-voltage cable accessory, the existing sealing process mostly adopts a liquefied gas spray gun open fire to directly melt the welding flux on the high-voltage cable metal sheath, and the welding flux is manually accumulated and formed to achieve the effect of welding the cable metal sheath and the accessory parts.
The disadvantage of this method is that the direct use of naked light on the high-voltage cable body, the temperature of cable insulating layer is difficult to control in the work progress, easily causes the cable scald, influences cable life.
Disclosure of Invention
The invention aims to overcome the defect that the service life of a cable is influenced by directly installing a metal sheath on a high-voltage cable body by using open fire in the prior art, and provides a pouring and welding device and a method for a power transmission high-voltage cable.
The purpose of the invention can be realized by the following technical scheme:
a pouring fusion welding device for a power transmission high-voltage cable comprises a solder melting container, a pouring gate, a pouring handle and a feeding port cover plate, wherein the pouring gate and the pouring handle are connected with the side wall of the solder melting container;
when in use, the cover plate of the feed opening is opened, and solder is put into the solder melting container through the feed opening; before pouring, the solder in the solder melting container is melted, the melted solder is poured onto a forming die of a to-be-fixed part on the power transmission high-voltage cable through a pouring gate by operating a pouring handle, and the forming die is detached after the solder is cooled, so that the welding is completed.
Further, the sprue is provided with a slag separation structure.
Furthermore, an anti-splashing gate cover plate is arranged at the outlet end of the gate.
Furthermore, the upper end of the solder melting container is also provided with a cover plate locking structure which is matched with the feeding port cover plate and used for locking and unlocking the feeding port cover plate through the cover plate locking structure.
Furthermore, the solder melting container is also connected with a temperature measuring component which is used for detecting and displaying the internal temperature of the solder melting container.
Further, the temperature measuring component is a thermometer.
Furthermore, the temperature measuring assembly comprises a temperature measuring probe and a temperature display disc which are connected with each other, the temperature display disc is provided with the outer surface of the solder melting container, and the temperature measuring probe is arranged on the inner surface of the solder melting container.
Further, the solder melting container is also connected with a handle.
Further, the pouring fusion device is provided with an observation window.
Further, the observation window is positioned on the surface of the feeding port cover plate.
The invention also provides a pouring fusion method adopting the pouring fusion device for the high-voltage power transmission cable, which comprises the following steps:
a solder loading step: the pouring welding device for the high-voltage power transmission cable is obtained, a cover plate of a feeding port is opened, and solder is put into a solder melting container through the feeding port;
and (3) melting the solder: heating the pouring fusion device until the solder is molten;
pouring and welding: and after the solder in the pouring fusion device is melted, pouring the melted solder onto a forming die of a to-be-fixed part on the power transmission high-voltage cable from the pouring gate by operating the pouring handle, and removing the forming die after the solder is cooled to finish welding.
Compared with the prior art, the invention has the following advantages:
(1) when the pouring fusion device is used for pouring and fusing the transmission high-voltage cable, the welding flux can be melted and poured into the fixed mould on the transmission high-voltage cable, so that the cable metal sheath and the accessory part are welded and formed, open fire is prevented from being directly used on the high-voltage cable body in the installation process of the transmission high-voltage cable accessory, the damage of the open fire to the cable is effectively reduced, the safety of the cable is guaranteed, and the operation safety is obviously improved;
(2) the pouring and welding device can be used for a lead sealing process, replaces the traditional manual lead sealing, and ensures the quality of lead sealing products;
(3) the heat-insulating layer is arranged on the outer side of the solder melting container, so that the heating efficiency during the melting of the solder is improved;
(4) the anti-splashing gate cover plate arranged at the gate and the cover plate locking structure of the feed opening are used for preventing splashing during accidental overturning, so that the use safety of the pouring and welding device is improved;
(5) the pouring gate is a pouring gate with a slag separation structure, so that the quality of the welding flux during pouring is ensured.
Drawings
FIG. 1 is a front view of a cast fusion apparatus of the present invention;
FIG. 2 is a top view of a cast fusion apparatus of the present invention;
in the figure, 1, a solder melting container, 2, a pouring gate, 3, a splashproof pouring gate cover plate, 4, a thermometer, 5, a handle, 6, a feeding port cover plate, 7, an observation window, 8, a cover plate locking structure, 9, an insulating layer, 10 and a pouring handle.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Example 1
As shown in fig. 1 and fig. 2, the present embodiment provides a pouring fusion apparatus for a power transmission high voltage cable, which includes a solder melting container 1, a pouring gate 2, a pouring handle 10 and a feeding port cover plate 6, wherein the pouring gate 2 and the pouring handle 10 are both connected to a side wall of the solder melting container 1, a feeding port is arranged at an upper end of the solder melting container 1, the feeding port cover plate 6 is connected to an upper end of the solder melting container 1, when the feeding port cover plate 6 is in a closed state, the feeding port cover plate 6 completely covers the feeding port, an insulating layer 9 is arranged outside the solder melting container 1, and the insulating layer 9 is made of an asbestos material in the present embodiment;
when in use, solder is put into the solder melting container 1 through the feed opening by opening the feed opening cover plate 6; before pouring, the solder in the solder melting container 1 is melted, the melted solder is poured onto a forming die of a to-be-fixed part on the power transmission high-voltage cable through the pouring gate 2 by operating the pouring handle 10, and the forming die is detached after the solder is cooled, so that the welding is completed.
Other arrangements of the gate 2 and the solder melting vessel 1 will be described in detail below, respectively.
1. Pouring gate 2
The sprue 2 is a sprue with a slag separation structure for separating welding slag of the welding flux, and the slag separation structure can be a porous filter plate.
An anti-splashing gate cover plate 3 is arranged at the outlet end of the gate 2, and the anti-splashing gate cover plate 3 is detachably connected with the gate 2; in this embodiment, the one end of the splashproof runner cover plate 3 is rotated and is connected the runner 2, and the other end can be dismantled and is connected the runner 2, and the mode of rotating and connecting can be hinge, pin etc., and the mode of dismantling and connecting can be buckle, magnet connecting piece etc.
2. Solder melting vessel 1
The upper end of the solder melting vessel 1 is further provided with a cover locking formation 8, which cover locking formation 8 cooperates with the feed opening cover 6 for locking and releasing the feed opening cover 6 by means of the cover locking formation 8. The cover locking structure 8 may be a snap, a magnet connection, or the like.
The solder melting vessel 1 is also connected with a temperature measuring assembly for detecting and displaying the internal temperature of the solder melting vessel 1.
The temperature measuring component is a thermometer 4, the industrial thermometer is adopted in the embodiment, and specifically, the temperature measuring component comprises a temperature measuring probe and a temperature display plate which are connected with each other, the temperature display plate is provided with the outer surface of the solder melting container 1, and the temperature measuring probe is arranged on the inner surface of the solder melting container 1.
The solder melting vessel 1 is also connected with a handle 5 for lifting the whole pouring and welding device, and the handle 5 is rotatably connected with the solder melting vessel 1.
The pouring fusion device is provided with an observation window 7. The observation window 7 can be positioned on the surface of the solder melting container 1 or the surface of the feeding port cover plate 6, in this embodiment, the observation window 7 is positioned on the surface of the feeding port cover plate 6, and the amount of solder in the surface of the feeding port cover plate 6 can be conveniently observed from top to bottom.
The embodiment also provides a pouring welding method adopting the pouring welding device, which comprises the following steps:
a solder loading step: obtaining the pouring fusion device, opening a cover plate 6 of a feed opening, and putting solder into the solder melting container 1 through the feed opening;
and (3) melting the solder: heating the pouring fusion device until the solder is molten;
pouring and welding: after the solder in the pouring fusion device is melted, the pouring handle 10 is operated, the melted solder is poured onto a forming die of a to-be-fixed part on the power transmission high-voltage cable from the pouring gate 2, and the forming die is removed after the solder is cooled, so that the welding is completed.
The method comprises the following specific implementation steps:
the whole pouring fusion device is placed on heating equipment, a cover plate locking structure 8 is opened, welding flux is put into the device, the welding flux is melted by heating, the heating efficiency is improved through a heat insulation layer 9 outside a welding flux melting container 1, the temperature of a solution is controlled by adjusting the output power of a heater, the melting degree of the welding flux is observed through an observation window 7, the real-time temperature of the solution is observed through a thermometer 4, after the process temperature is reached, a splash-proof pouring cover plate 3 is opened, the whole pouring fusion device is lifted by a handle 5, a pouring handle 10 is operated, the welding flux solution is poured into a forming mold through a pouring gate 2 with a slag separation structure, pouring is completed, the mold is disassembled after cooling.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims (10)

1. The pouring fusion welding device for the power transmission high-voltage cable is characterized by comprising a solder melting container (1), a pouring gate (2), a pouring handle (10) and a feeding port cover plate (6), wherein the pouring gate (2) and the pouring handle (10) are connected with the side wall of the solder melting container (1), the upper end of the solder melting container (1) is provided with a feeding port, the upper end of the solder melting container (1) is connected with the feeding port cover plate (6), when the feeding port cover plate (6) is in a closed state, the feeding port cover plate (6) completely covers the feeding port, and the outer side of the solder melting container (1) is provided with a heat insulation layer (9);
when in use, solder is put into the solder melting container (1) through the feed opening by opening the feed opening cover plate (6); before pouring, the solder in the solder melting container (1) is melted, the melted solder is poured onto a forming die of a to-be-fixed part on the power transmission high-voltage cable through the pouring gate (2) by operating the pouring handle (10), and the forming die is detached after the solder is cooled, so that the welding is completed.
2. A cast fusion apparatus for high-voltage power transmission cables according to claim 1, characterized in that the pouring spout (2) is provided with a slag-separation structure.
3. A cast fusion apparatus for electric power transmission high voltage cables according to claim 1, characterized in that the outlet end of the gate (2) is provided with a splashproof (3).
4. A cast fusion apparatus for high voltage power transmission cables according to claim 1, characterized in that the upper end of the solder melting vessel (1) is further provided with a cover locking structure (8), which cover locking structure (8) cooperates with the feed opening cover plate (6) for locking and releasing the feed opening cover plate (6).
5. The cast fusion apparatus for high-voltage power transmission cables as claimed in claim 1, wherein a temperature measuring assembly is further connected to the solder melting vessel (1) for detecting and displaying the internal temperature of the solder melting vessel (1).
6. A cast fusion apparatus for high-voltage power transmission cables according to claim 5, characterized in that said temperature measuring component is a thermometer (4).
7. A cast fusion apparatus for high-voltage power transmission cables according to claim 1, characterized in that the solder melting vessel is further connected with a handle (5).
8. A cast fusion apparatus for transmission high voltage cables according to claim 1, characterized in that the cast fusion apparatus is provided with a viewing window (7).
9. A cast fusion apparatus for transmission high voltage cables according to claim 8, characterized in that the observation window (7) is located at the surface of the feeder cover (6).
10. A cast fusion method using a cast fusion apparatus for electric transmission high-voltage cables according to claim 1, characterized by comprising the steps of:
a solder loading step: obtaining a cast fusion apparatus for transmission high voltage cables according to claim 1, opening a cover plate (6) of a feed opening, and feeding solder into a solder melting vessel (1) through the feed opening;
and (3) melting the solder: heating the pouring fusion device until the solder is molten;
pouring and welding: after the solder in the pouring fusion device is melted, the pouring handle (10) is operated, the melted solder is poured onto a forming die of a to-be-fixed part on the power transmission high-voltage cable from the pouring gate (2), and the forming die is detached after the solder is cooled, so that the welding is completed.
CN202010680393.0A 2020-07-15 2020-07-15 Pouring fusion welding device and method for power transmission high-voltage cable Pending CN111790857A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010680393.0A CN111790857A (en) 2020-07-15 2020-07-15 Pouring fusion welding device and method for power transmission high-voltage cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010680393.0A CN111790857A (en) 2020-07-15 2020-07-15 Pouring fusion welding device and method for power transmission high-voltage cable

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CN111790857A true CN111790857A (en) 2020-10-20

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Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10193080A (en) * 1997-01-06 1998-07-28 Fuji Electric Co Ltd Crucible type automatic molten metal pouring furnace
CN1382545A (en) * 2001-03-14 2002-12-04 Km欧洲钢铁股份有限公司 Appts. for pouring molten alloyed copper
CN2564968Y (en) * 2001-09-19 2003-08-06 旭技术株式会社 Metal smelting furnace
JP2004074183A (en) * 2002-08-12 2004-03-11 Miyamoto Kogyosho Co Ltd Ladle and method for manufacturing ladle
CN202725996U (en) * 2012-05-07 2013-02-13 金川集团股份有限公司 Alloy induction smelting equipment with furnace head casting system
CN108436044A (en) * 2018-05-31 2018-08-24 佛山峰合精密喷射成形科技有限公司 A kind of melting casting equipment
CN108847622A (en) * 2018-07-12 2018-11-20 深圳供电局有限公司 Auxiliary tool for sealing lead of cable accessory and lead sealing method of cable accessory
CN208269648U (en) * 2018-04-11 2018-12-21 连云港亿博材料开发有限公司 A kind of quartz smelting furnace
CN109440000A (en) * 2018-12-25 2019-03-08 江苏国能合金科技有限公司 Amorphous alloy smelting furnace molten iron guiding device
CN109510051A (en) * 2018-11-08 2019-03-22 江苏通光强能输电线科技有限公司 A kind of mold making aluminium alloy conductor connector and method
CN109870029A (en) * 2017-12-01 2019-06-11 新昌县锋达机械有限公司 A kind of aluminum alloy smelting furnace
CN209767023U (en) * 2019-05-07 2019-12-10 长园电力技术有限公司 Lead sealing tool for cable accessory terminal
CN210374580U (en) * 2019-04-07 2020-04-21 驻马店中集华骏铸造有限公司 Constant temperature synthetic gray cast iron smelting furnace
CN210663875U (en) * 2019-10-11 2020-06-02 湖北方为铝业科技有限公司 Environment-friendly high-purity and high-performance aluminum smelting furnace
CN210926353U (en) * 2019-11-11 2020-07-03 沈阳国联电缆附件制造有限公司 Welding formula cable intermediate head and be used for welding its welding mould
CN212495096U (en) * 2020-07-15 2021-02-09 国网上海市电力公司 Pouring fusion welding device for power transmission high-voltage cable

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10193080A (en) * 1997-01-06 1998-07-28 Fuji Electric Co Ltd Crucible type automatic molten metal pouring furnace
CN1382545A (en) * 2001-03-14 2002-12-04 Km欧洲钢铁股份有限公司 Appts. for pouring molten alloyed copper
CN2564968Y (en) * 2001-09-19 2003-08-06 旭技术株式会社 Metal smelting furnace
JP2004074183A (en) * 2002-08-12 2004-03-11 Miyamoto Kogyosho Co Ltd Ladle and method for manufacturing ladle
CN202725996U (en) * 2012-05-07 2013-02-13 金川集团股份有限公司 Alloy induction smelting equipment with furnace head casting system
CN109870029A (en) * 2017-12-01 2019-06-11 新昌县锋达机械有限公司 A kind of aluminum alloy smelting furnace
CN208269648U (en) * 2018-04-11 2018-12-21 连云港亿博材料开发有限公司 A kind of quartz smelting furnace
CN108436044A (en) * 2018-05-31 2018-08-24 佛山峰合精密喷射成形科技有限公司 A kind of melting casting equipment
CN108847622A (en) * 2018-07-12 2018-11-20 深圳供电局有限公司 Auxiliary tool for sealing lead of cable accessory and lead sealing method of cable accessory
CN109510051A (en) * 2018-11-08 2019-03-22 江苏通光强能输电线科技有限公司 A kind of mold making aluminium alloy conductor connector and method
CN109440000A (en) * 2018-12-25 2019-03-08 江苏国能合金科技有限公司 Amorphous alloy smelting furnace molten iron guiding device
CN210374580U (en) * 2019-04-07 2020-04-21 驻马店中集华骏铸造有限公司 Constant temperature synthetic gray cast iron smelting furnace
CN209767023U (en) * 2019-05-07 2019-12-10 长园电力技术有限公司 Lead sealing tool for cable accessory terminal
CN210663875U (en) * 2019-10-11 2020-06-02 湖北方为铝业科技有限公司 Environment-friendly high-purity and high-performance aluminum smelting furnace
CN210926353U (en) * 2019-11-11 2020-07-03 沈阳国联电缆附件制造有限公司 Welding formula cable intermediate head and be used for welding its welding mould
CN212495096U (en) * 2020-07-15 2021-02-09 国网上海市电力公司 Pouring fusion welding device for power transmission high-voltage cable

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