CN110369855B - High frequency spark protector - Google Patents
High frequency spark protector Download PDFInfo
- Publication number
- CN110369855B CN110369855B CN201910765997.2A CN201910765997A CN110369855B CN 110369855 B CN110369855 B CN 110369855B CN 201910765997 A CN201910765997 A CN 201910765997A CN 110369855 B CN110369855 B CN 110369855B
- Authority
- CN
- China
- Prior art keywords
- spark
- low
- voltage
- rectifying module
- voltage rectifying
- 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.)
- Active
Links
- 230000001012 protector Effects 0.000 title claims abstract description 40
- 238000003466 welding Methods 0.000 claims description 27
- 239000003990 capacitor Substances 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 230000010355 oscillation Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004023 plastic welding Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/06—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of high energy impulses, e.g. magnetic energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/26—Auxiliary equipment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Generation Of Surge Voltage And Current (AREA)
Abstract
The invention discloses a high-frequency spark protector, which comprises a spark protector body, wherein the spark protector body comprises a spark protection trigger circuit; the spark protection trigger circuit comprises a low-voltage transformer, a low-voltage rectifying module, a trigger transformer, a high-voltage rectifying module and a triode module. The spark protector is simple to install, the spark protector body adopts a fully-closed structure, the durability of the high-frequency spark protector is enhanced, and the spark protector can be normally used in places with severe environments. The spark protection trigger circuit has the advantages of simple structure, high sensitivity and prolonged protection time, if the upper and lower templates are directly connected to generate a spark phenomenon when the belt is processed by high frequency, the high frequency spark protector can stop the oscillation of the oscillating electron tube and cut off the main power supply at the moment of the spark generation, thereby protecting the die and the conveyer belt and minimizing the loss.
Description
Technical Field
The invention relates to the field of high-frequency welding, in particular to a high-frequency spark protector.
Background
The high frequency wave is a high frequency wave. The high frequency is an electromagnetic wave with a frequency greater than 100KHz, and the ultrasonic wave is an acoustic wave with a frequency exceeding 20 KHz. The welding principle and the welding principle of the high frequency are different from those of the ultrasonic wave, the high frequency utilizes the high frequency electromagnetic field to lead molecules inside the materials to mutually collide violently to generate high temperature so as to achieve the purpose of welding and welding, and the ultrasonic wave utilizes the principle of friction heat generation to generate a large amount of heat so as to achieve the purpose of welding and welding. The application field of the high frequency is wide, and a high frequency plastic welding machine, a high frequency plastic fusing machine, a high frequency folding box creasing machine, a high frequency metal heating machine and the like are available at present. However, when the high-frequency welding machine is used for machining the conveying belt, the phenomenon that the upper template and the lower template are directly ignited sometimes occurs, and the welding mould and the conveying belt are burnt out without spark protection.
Disclosure of Invention
The object of the present invention is to solve the problems mentioned in the background section above by means of a high frequency spark protector.
To achieve the purpose, the invention adopts the following technical scheme:
A high frequency spark protector comprising a spark protector body including a spark protection triggering circuit; the spark protection trigger circuit comprises a low-voltage transformer, a low-voltage rectifying module, a trigger transformer, a high-voltage rectifying module and a triode module, wherein a primary coil of the low-voltage transformer is connected with an alternating-current power supply, a secondary coil of the low-voltage transformer is connected with an input end of the low-voltage rectifying module, a first output end of the low-voltage rectifying module is grounded after being connected with an upper template of a high-frequency welding machine, on the other hand, the first output end of the low-voltage rectifying module is connected with a lower template of the high-frequency welding machine through a capacitor, a second output end of the low-voltage rectifying module is connected with a first output end of the low-voltage rectifying module through a capacitor, on the other hand, the triode module is connected with the first output end of the low-voltage rectifying module and the trigger transformer, the primary coil of the high-voltage transformer is connected with the alternating-current power supply, a secondary coil of the high-voltage transformer is connected with an input end of the high-voltage rectifying module, a first output end of the high-voltage rectifying module is connected with the triode module, a second output end of the high-voltage rectifying module is connected with the first output end of the low-voltage rectifying module in series with the low-voltage rectifying module after being connected with the first output end of the low-voltage rectifying module through a capacitor, and the triode module is connected with the high-voltage rectifying module in series after being connected with the first output end of the high-voltage rectifying module through the high-frequency welding machine.
In particular, the spark protector body is connected with an upper template of the high-frequency welding machine, a lower template of the high-frequency welding machine and an oscillating electron tube of the high-frequency welding machine by adopting a plug-in connector.
In particular, the spark protector body adopts a fully enclosed structure.
The high-frequency spark protector provided by the invention adopts a fully-closed structure, so that the durability of the high-frequency spark protector is enhanced, the high-frequency spark protector can be normally used in severe environments, a triode with high maturity is used for replacing a traditional old electronic tube, and the outer connecting line of the spark protector body adopts a connector form, so that the high-frequency spark protector is convenient to install. The spark protection trigger circuit has the advantages of simple structure, high sensitivity and prolonged protection time, if the upper and lower templates are directly connected to generate a spark phenomenon when the belt is processed by high frequency, the high frequency spark protector can stop the oscillation of the oscillating electron tube and cut off the main power supply at the moment of the spark generation, thereby protecting the die and the conveyer belt and minimizing the loss.
Drawings
Fig. 1 is a block diagram of a high frequency spark protector according to an embodiment of the present invention.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, fig. 1 is a schematic diagram of a high frequency spark protector according to an embodiment of the present invention.
The high-frequency spark protector in the embodiment particularly comprises a spark protector body, wherein the spark protector body comprises a spark protection trigger circuit; the spark protection trigger circuit comprises a low-voltage transformer T1, a low-voltage rectifier module RC1, a trigger transformer CT, a high-voltage rectifier module T2, a high-voltage rectifier module RC2 and a triode module Q1, wherein a primary coil of the low-voltage transformer T1 is connected with an alternating current power supply, a secondary coil of the low-voltage transformer T1 is connected with an input end of the low-voltage rectifier module RC1, a first output end of the low-voltage rectifier module RC1 is connected with an upper template of a high-frequency welding machine and then grounded, on the other hand, the first output end of the low-voltage rectifier module RC1 is connected with a lower template of the high-frequency welding machine through a capacitor C1, a second output end of the low-voltage rectifier module RC1 is connected with a first output end of the low-voltage rectifier module RC1 through a capacitor C2, on the other hand, the triode module Q1 is connected with the first output end of the low-voltage rectifier module RC1 through the trigger transformer CT, the primary coil of the high-voltage transformer T2 is connected with the alternating current power supply, the secondary coil of the high-voltage rectifier module RC2 is connected with the high-voltage rectifier module RC2, on the other hand, the high-voltage rectifier module RC2 is connected with the first output end of the high-voltage rectifier module RC2 is connected with the high-voltage rectifier module C1 in series, and on the other hand, and the high-voltage rectifier module C1 is connected with the first output end of the high-voltage rectifier module C1 is connected with the high-voltage rectifier module C1.
In this embodiment, the No. 1 detection line, the No. 2 detection line and the No. 3 detection line in the spark protector body can all adopt the plug-in components to connect the upper template of the high frequency welding machine, the lower template of the high frequency welding machine and the oscillating electron tube of the high frequency welding machine, so that the installation is convenient.
In the embodiment, the spark protector body adopts a fully-closed structure, so that the durability of the equipment is enhanced, and the spark protector can be normally used in places with severe environments. It should be noted that the design forms of the shell with the fully-closed structure are various, and only the corresponding functions are satisfied, and the description is omitted here.
Taking 220V ac as an example, the low-voltage transformer T1 converts the normal 220V ac into low-voltage ac, and the low-voltage ac is converted into low-voltage dc by the low-voltage rectifying module RC1 to be used as the high-voltage triode triggering power supply. The high-voltage transformer T2 converts common 220V alternating current into high-voltage alternating current, and the high-voltage alternating current is converted into high-voltage direct current through the high-voltage rectifying module RC2 to be used as a vibration stopping power supply of the vibration electron tube. As shown in fig. 1, the detection line 1 is connected with an upper die plate of the high-frequency welding machine, the detection line 2 is connected with a lower die plate of the high-frequency welding machine, the line 3 is connected with an oscillating electron tube of the high-frequency welding machine, when the upper die plate and the lower die plate of the high-frequency welding machine are directly connected (fire occurs), the detection line 1 and the detection line 2 are communicated, current flows through a trigger transformer CT, the trigger transformer CT conducts a high-voltage triode in a triode module Q1, high-voltage direct current flows through the detection line 1 and the line 3 to form a loop, an output relay is electrified and closed, a relay contact controls an external circuit to cut off the power of the main circuit, meanwhile the line 3 is connected with an oscillating electron tube grid, the oscillating electron tube is forced to stop vibrating when the current flows, the high-frequency stops working, and the fire phenomenon is eliminated.
The technical scheme provided by the invention adopts a fully-closed structure, enhances the durability of the high-frequency spark protector, can be normally used in places with severe environments, replaces the traditional old electronic tube with a triode with high maturity, and is convenient to install because the outer connecting line of the spark protector body adopts a connector form. The spark protection trigger circuit has the advantages of simple structure, high sensitivity and prolonged protection time, if the upper and lower templates are directly connected to generate a spark phenomenon when the belt is processed by high frequency, the high frequency spark protector can stop the oscillation of the oscillating electron tube and cut off the main power supply at the moment of the spark generation, thereby protecting the die and the conveyer belt and minimizing the loss. The invention solves the problems of insensitive reaction, slow protection action, difficult installation, exposed circuit board, insufficient sensitivity caused by the leakage of the electronic tube, incapability of protecting high-frequency equipment, complex wiring, high maintenance cost, large difficulty and the like of the traditional spark protection equipment.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (3)
1. A high frequency spark protector comprising a spark protector body, the spark protector body comprising a spark protection triggering circuit; the spark protection trigger circuit comprises a low-voltage transformer, a low-voltage rectifying module, a trigger transformer, a high-voltage rectifying module and a triode module, wherein a primary coil of the low-voltage transformer is connected with an alternating-current power supply, a secondary coil of the low-voltage transformer is connected with an input end of the low-voltage rectifying module, a first output end of the low-voltage rectifying module is grounded after being connected with an upper template of a high-frequency welding machine, on the other hand, the first output end of the low-voltage rectifying module is connected with a lower template of the high-frequency welding machine through a capacitor, a second output end of the low-voltage rectifying module is connected with a first output end of the low-voltage rectifying module through a capacitor, on the other hand, the triode module is connected with the first output end of the low-voltage rectifying module and the trigger transformer, the primary coil of the high-voltage transformer is connected with the alternating-current power supply, a secondary coil of the high-voltage transformer is connected with an input end of the high-voltage rectifying module, a first output end of the high-voltage rectifying module is connected with the triode module, a second output end of the high-voltage rectifying module is connected with the first output end of the low-voltage rectifying module in series with the low-voltage rectifying module after being connected with the first output end of the low-voltage rectifying module through a capacitor, and the triode module is connected with the high-voltage rectifying module in series after being connected with the first output end of the high-voltage rectifying module through the high-frequency welding machine.
2. The high frequency spark protector of claim 1 wherein said spark protector body is connected to an upper die plate of a high frequency welder, a lower die plate of a high frequency welder and an oscillating valve of a high frequency welder by connectors.
3. The high frequency spark protector according to any one of claims 1 or 2 wherein the spark protector body is of a fully enclosed construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910765997.2A CN110369855B (en) | 2019-08-19 | 2019-08-19 | High frequency spark protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910765997.2A CN110369855B (en) | 2019-08-19 | 2019-08-19 | High frequency spark protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110369855A CN110369855A (en) | 2019-10-25 |
| CN110369855B true CN110369855B (en) | 2024-06-04 |
Family
ID=68259950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910765997.2A Active CN110369855B (en) | 2019-08-19 | 2019-08-19 | High frequency spark protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110369855B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4767912A (en) * | 1986-08-25 | 1988-08-30 | Esab Welding Products, Inc. | High frequency arc stabilizer |
| KR960031894A (en) * | 1995-02-28 | 1996-09-17 | 김광호 | Temperature control device of composite microwave oven and its method |
| JPH11216562A (en) * | 1998-01-27 | 1999-08-10 | Sansha Electric Mfg Co Ltd | Welding power supply device and manufacturing method therefor |
| WO2001044655A2 (en) * | 1999-12-17 | 2001-06-21 | Fleck Carl M | Controllable ignition circuit |
| WO2004100332A2 (en) * | 2003-05-12 | 2004-11-18 | Shp Enterprises Private Limited | An auxiliary capacitive discharge ignition system configurable to provide additional energy at a spark gap and methods thereof |
| CN101758330A (en) * | 2008-12-23 | 2010-06-30 | 王小东 | Spark protector of HSI high-frequency machine |
| KR20110130642A (en) * | 2010-05-28 | 2011-12-06 | 고등기술연구원연구조합 | Electric welding machine |
| CN202206112U (en) * | 2011-09-09 | 2012-04-25 | 佛山国林机电科技有限公司 | Electric spark protective circuit used for radiofrequency welding machine |
| CN103084709A (en) * | 2012-12-21 | 2013-05-08 | 南通富力机电设备有限责任公司 | Inverted multifunctional welding and cutting machine output circuit |
| CN202984878U (en) * | 2012-12-21 | 2013-06-12 | 南通富力机电设备有限责任公司 | Inversion multifunctional welding cutting machine output circuit |
| CN106356832A (en) * | 2016-10-24 | 2017-01-25 | 上海应用技术大学 | Trigger type compound lightening protector and lightening protection component |
| JPWO2015049783A1 (en) * | 2013-10-04 | 2017-03-09 | 東芝三菱電機産業システム株式会社 | Power supply |
| CN107442923A (en) * | 2017-04-01 | 2017-12-08 | 上海浦雄实业有限公司 | A kind of current control system of high-frequency welding equipment |
| CN207916085U (en) * | 2018-02-13 | 2018-09-28 | 上海浦雄实业有限公司 | Flexible round shield high frequency high-frequency welder |
| CN210548804U (en) * | 2019-08-19 | 2020-05-19 | 无锡前元自动化科技有限公司 | High-frequency spark protector |
-
2019
- 2019-08-19 CN CN201910765997.2A patent/CN110369855B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4767912A (en) * | 1986-08-25 | 1988-08-30 | Esab Welding Products, Inc. | High frequency arc stabilizer |
| KR960031894A (en) * | 1995-02-28 | 1996-09-17 | 김광호 | Temperature control device of composite microwave oven and its method |
| JPH11216562A (en) * | 1998-01-27 | 1999-08-10 | Sansha Electric Mfg Co Ltd | Welding power supply device and manufacturing method therefor |
| WO2001044655A2 (en) * | 1999-12-17 | 2001-06-21 | Fleck Carl M | Controllable ignition circuit |
| WO2004100332A2 (en) * | 2003-05-12 | 2004-11-18 | Shp Enterprises Private Limited | An auxiliary capacitive discharge ignition system configurable to provide additional energy at a spark gap and methods thereof |
| CN101758330A (en) * | 2008-12-23 | 2010-06-30 | 王小东 | Spark protector of HSI high-frequency machine |
| KR20110130642A (en) * | 2010-05-28 | 2011-12-06 | 고등기술연구원연구조합 | Electric welding machine |
| CN202206112U (en) * | 2011-09-09 | 2012-04-25 | 佛山国林机电科技有限公司 | Electric spark protective circuit used for radiofrequency welding machine |
| CN103084709A (en) * | 2012-12-21 | 2013-05-08 | 南通富力机电设备有限责任公司 | Inverted multifunctional welding and cutting machine output circuit |
| CN202984878U (en) * | 2012-12-21 | 2013-06-12 | 南通富力机电设备有限责任公司 | Inversion multifunctional welding cutting machine output circuit |
| JPWO2015049783A1 (en) * | 2013-10-04 | 2017-03-09 | 東芝三菱電機産業システム株式会社 | Power supply |
| CN106356832A (en) * | 2016-10-24 | 2017-01-25 | 上海应用技术大学 | Trigger type compound lightening protector and lightening protection component |
| CN107442923A (en) * | 2017-04-01 | 2017-12-08 | 上海浦雄实业有限公司 | A kind of current control system of high-frequency welding equipment |
| CN207916085U (en) * | 2018-02-13 | 2018-09-28 | 上海浦雄实业有限公司 | Flexible round shield high frequency high-frequency welder |
| CN210548804U (en) * | 2019-08-19 | 2020-05-19 | 无锡前元自动化科技有限公司 | High-frequency spark protector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110369855A (en) | 2019-10-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102647030B (en) | Wireless electric energy transmitting device and wireless electric energy power supply system | |
| CN104124769B (en) | Wireless power supply source control system and method | |
| CN110369855B (en) | High frequency spark protector | |
| CN210548804U (en) | High-frequency spark protector | |
| CN104338870B (en) | A kind of electric protection device for larynx belt hoop strip punching production line | |
| CN103887978A (en) | Switch power source and switch power source integration circuit | |
| CN204905710U (en) | Prevent condensation cubical switchboard | |
| CN104730971B (en) | Low power consumption standby system and equipment | |
| CN208094822U (en) | A kind of flat uniformly heated electromagnetic heater | |
| CN206313657U (en) | EMC filter circuit and electromagnetism stove | |
| CN203607226U (en) | Power transformer for kitchen and bath electric appliances | |
| CN206226400U (en) | Stand-by circuit, the socket with the stand-by circuit, plug and equipment | |
| CN106658806A (en) | Digital magnetron power supply | |
| CN207783330U (en) | A kind of mechanical automation control cabinet | |
| CN207963065U (en) | Detection of air-conditioning device and frequency-conversion air-conditioning system | |
| CN204855691U (en) | It can formula aging device to present | |
| CN110121224A (en) | A kind of flat uniformly heated electromagnetic heater | |
| CN204756873U (en) | Boiler safety arrangement | |
| CN204633622U (en) | Mobile terminal device power supply adaptor | |
| CN209598389U (en) | Both sides' formula arc striking circuit and cutting machine | |
| CN106158317A (en) | Ignition coil | |
| CN110181154A (en) | A kind of control circuit of plasma cutting machine striking line anti-High-frequency Interference automatically | |
| CN219802152U (en) | Input end circuit of electrical equipment and electrical equipment | |
| CN214850651U (en) | Special thick film circuit for resonance type non-contact power supply and measurement | |
| CN221127135U (en) | Balance circuit of switching power supply transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |