CN109158732A - A kind of smell sensor welder and welding method - Google Patents
A kind of smell sensor welder and welding method Download PDFInfo
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- CN109158732A CN109158732A CN201811070377.9A CN201811070377A CN109158732A CN 109158732 A CN109158732 A CN 109158732A CN 201811070377 A CN201811070377 A CN 201811070377A CN 109158732 A CN109158732 A CN 109158732A
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- welding
- capacitor
- detecting head
- detection
- skull
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Classifications
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- 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
- B23K9/00—Arc welding or cutting
- B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
- B23K9/1081—Arc welding by means of accumulated energy
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- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
Abstract
The present invention discloses a kind of smell sensor welder and welding method, wherein, the detection skull and detecting head of smell sensor comprising steps of is connected to the positive terminal and negative pole end of capacitor by the welding method, it is charged by power supply device to the capacitor, after the completion of to be charged, opening the circuit controling switch makes to form discharge loop between detection skull and the detecting head, the metal melting welding surface of the detection skull and detecting head is melted using the high current of capacitor abrupt release, to make the detection skull weld together with detecting head.For welding method provided by the invention because the time of release electric energy is extremely short, the part calorific value after welding is very small, is difficult to find out the heat affected area after welding from the appearance, so influencing on welding distortion smaller；And because weld interval is extremely short, so not generating smell substantially in the welding process, on detecting head detection accuracy without influence, while welding precision is high, and it is firm to weld.
Description
Technical field
The present invention relates to welding field more particularly to a kind of smell sensor welder and welding methods.
Background technique
Raising with consumer to refrigerator innovative function attention rate is assembled with smell sensor mould in many refrigerators
Block, smell sensor module end are equipped with detecting head, and detecting head is used to detect the freshness of food in refrigerator, therefore
It is more sensitive to smell etc., inaccurate equal influence is detected if generating smell during welding detection skull and can generate on it.Together
The welding method weld strength of Shi Putong is inadequate, easily causes detection skull obscission in use.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of smell sensor welder and welderings
Connect method, it is intended to solve the prior art and generally use arc welding method to weld together skull is detected with detecting head, this weldering
It connects mode easily and makes and be soldered object and generate deformation and generate smell, so as to cause the asking of declining of detection sensitivity of smell sensor
Topic.
Technical scheme is as follows:
A kind of welding method of smell sensor, wherein comprising steps of
The detection skull and detecting head of smell sensor are connected to the positive terminal and negative pole end of capacitor, and in capacitor
Positive terminal and detection skull between be arranged a circuit controling switch；
It is bonded the detection skull to form metal melting welding surface with detecting head；
Charged by power supply device to the capacitor, after the completion of to be charged, open the circuit controling switch make it is described
Discharge loop is formed between detection skull and detecting head, by the detection skull and is visited using the high current of capacitor abrupt release
The metal melting welding surface of gauge head melts, so that the detection skull be made to weld together with detecting head.
A kind of smell sensor welder, wherein including a capacitor, the power supply device being electrically connected with the capacitor
And smell sensor, the smell sensor include a sensor mainboard, and the detecting head on the sensor mainboard is arranged in
And the detection skull to be welded being bonded with the detecting head, the positive terminal and negative pole end of the capacitor respectively with the spy
Gauge head lid is connected with detecting head, and a circuit controling switch is arranged between the positive terminal and detection skull of the capacitor.
The smell sensor welder, wherein be provided on the detecting head and detect what skull was adapted to described
Welding circle, the detection skull are fitted on the welding circle of the detecting head, and the detection skull is bonded with the detecting head
Face forms metal melting welding surface.
The smell sensor welder, wherein the detecting head covers the anode being provided with the capacitor
The first welding needle of connection is held, is provided with the second welding needle connecting with the negative pole end of the capacitor on the detecting head.
The smell sensor welder, wherein the power supply device includes a cabinet, is arranged outside the cabinet
Charging socket and accessory power outlet, the charger and battery of the box house are set, and the battery is filled with described
Electrical socket electrical connection, and be electrically connected by the DC/AC converter with the accessory power outlet；The charger includes alternating current input
Plug connects the primary of transformer, the both ends of the secondary connection first capacitor of transformer, and connects the second capacitor by voltage-stablizer
Both ends.
The smell sensor welder, wherein case lid with handles is provided on the cabinet.
The smell sensor welder, wherein the charging socket and the accessory power outlet bottom different using male and female
Seat.
The utility model has the advantages that the present invention provides a kind of welding method of smell sensor, using the capacitor of large capacity in smell
First electric energy is stored before the detection skull welding of sensor, after detection skull to be welded and detecting head fitting, starting electricity
Way control switch makes to form discharge loop between detection skull and the detecting head, will using the high current of capacitor abrupt release
The metal melting welding surface of the detection skull and detecting head melts, so that the detection skull and detecting head be made to be welded on one
It rises.Welding method provided by the invention is because the time of release electric energy is extremely short, and the part calorific value after welding is very small, from the appearance
It is difficult to find out the heat affected area after welding, so influencing smaller, the straightness of part or the change of flatness to welding distortion
Change amount can control within 0.02；And because weld interval is extremely short, so smell is not generated substantially in the welding process, to detection
Head detection accuracy is without influence, while welding precision is high, and it is firm to weld.
Detailed description of the invention
Fig. 1 is a kind of flow chart of smell sensor welding method preferred embodiment of the present invention.
Fig. 2 is a kind of structural schematic diagram of smell sensor welder preferred embodiment of the present invention.
Specific embodiment
The present invention provides a kind of smell sensor welder and welding method, to make the purpose of the present invention, technical solution
And effect is clearer, clear, the present invention is described in more detail below.It should be appreciated that specific implementation described herein
Example is only used to explain the present invention, is not intended to limit the present invention.
For arc welding as one of welding method most widely used in field of industrial production, principle is taken in metal welding
Cheng Zhong, using soldered object as cathode, welding rod passes through low-voltage by the way of interpolar continued power as positive grade
High current makes to generate electric arc between welding rod and soldered object, to soldered object and welding rod be melted, molten metal
It just links together after the cooling period, achievees the purpose that welding.Arc welding is an important processing technology of modern industrial production, tool
Have saving metal material, reduce labor intensity, improve production efficiency, and keep good watertight, it is airtight the features such as, it has also become
Most common important welding mean in industrial production at present.But arc welding is in operation there is many security risks,
Be mainly manifested in: 1, weld heat transfer be easily damaged object to be welded, due to arc welding be will be after metal molten by electric arc
It is welded, and temperature is up to 6000 degree or more to this electric arc in the welding process.In welding, weldment is not removed, and heat is with gold
Belong to conduction, is easy to make the combustible of the weldment other end to catch fire, to damage weldment.2, the gas that the splashing of welding slag is generated with welding
Taste.In weld job, since interelectrode electric discharge causes red-hot welding slag Mars to splash everywhere and can generate dense gas
Taste, the temperature of these welding slag Mars is all very high, if not taking protection quarantine measures, when Mars splashes on object to be welded
When, also weldment is easy to cause to damage, can also generate dense smell in welding process.And it is mounted on the odor sensing in refrigerator
Device belongs to a kind of responsive type sensor, more sensitive to smell etc., if welding detect skull during generate smell or
Partial destruction is generated to detecting head, all will greatly influence the detection sensitivity of smell sensor.The welding side of arc welding simultaneously
Method weld strength is inadequate, also easily causes detection skull obscission in use.
Based on this, the embodiment of the invention provides a kind of smell sensor welding methods, wherein as shown in Figure 1, including step
It is rapid:
S10, the positive terminal and negative pole end that the detection skull and detecting head of smell sensor are connected to capacitor, and in electricity
A circuit controling switch is set between the positive terminal and detection skull of container；
S20, it is bonded the detection skull to form metal melting welding surface with detecting head；
S30, it is charged by power supply device to the capacitor, after the completion of to be charged, opening the circuit controling switch makes
Discharge loop is formed between detection skull and the detecting head, using the high current of capacitor abrupt release by the detection skull
It is melted with the metal melting welding surface of detecting head, so that the detection skull be made to weld together with detecting head.
Specifically, the present embodiment first by the positive terminal of capacitor and negative pole end respectively with the detecting head of smell sensor
Lid is connected with detecting head, and the detection skull forms metal melting welding surface after fitting closely with detecting head, that is, is generated smaller
Contact resistance.After the capacitor charging complete, the circuit being connected between capacitor anode end and detection skull is opened
Control switch, the metal connector between the detection skull and detecting head just form good electric conductor, are soldered object
A discharge loop is formed between (detection skull and detecting head) and capacitor, capacitor moment produces after circuit controling switch is opened
Raw heat is transferred to the metal melting welding surface between two soldered objects by positive and negative anodes, generates metal connector
Heat melting, together by two soldered object fusion welds, achievees the purpose that welded connecting.
Smell sensor welding method provided by the invention revolutionizes conventional arc welding machine and utilizes interpolar at work
The working principle of electric arc caused by low-voltage big flow continued power, but contacted using between the monopole in capacitor discharge circuit
Heat is generated by the working principle of metal melting, melts welding surface, achievees the purpose that weld soldered object.The present invention uses
Melting connection between two soldered objects, without the use of the filling of the materials such as welding rod, avoids the spark being easy to produce
And welding slag.Soldered object will not generate the splashing of spark and welding slag because of interpolar discharge, prevent the generation of fire incident,
It can be applied to any operating environment.Further, welding method provided by the invention because release electric energy time it is extremely short, after welding
Part calorific value it is very small, the heat affected area after being difficult to find out welding from the appearance, thus welding distortion is influenced it is smaller,
The straightness of its part or the variable quantity of flatness can control within 0.02；And because weld interval is extremely short, so welding
Smell is not generated in journey substantially, on detecting head detection accuracy without influence, while welding precision is high, and it is firm to weld.
Further, the present invention also provides a kind of smell sensor welders, wherein as shown in Fig. 2, the smell passes
Sensor welder includes a capacitor 10, the power supply device 20 and smell sensor 30 that are electrically connected with the capacitor 10,
The smell sensor 30 include a sensor mainboard 31, be arranged in the detecting head 32 on the sensor mainboard and with it is described
Detecting head fitting detection skull 33 to be welded, the positive terminal 11 and negative pole end 12 of the capacitor 10 respectively with the detection
Skull 32 and detecting head 33 connect, and a circuit controling switch is arranged between the positive terminal 11 and detection skull 32 of the capacitor
13。
Preferably, for the power supply device for charging to the capacitor, the power supply device 20 includes a cabinet,
Charging socket and accessory power outlet outside the cabinet are set, the charger and battery of the box house, institute are set
It states battery to be electrically connected with the charging socket, and is electrically connected by the DC/AC converter with the accessory power outlet；It is described to fill
Electric appliance includes alternating current input plug, connects the primary of transformer, the both ends of the secondary connection first capacitor of transformer, and pass through steady
Depressor connects the both ends of the second capacitor.It specifically, is respectively three areas inside the power supply device, the area Liang Ge is placed respectively to be filled
Electric appliance and power pack, an area is vacant, and the alternating current input plug is inputted for alternating current, and the transformer is for handing over 220V
Galvanic electricity is converted into 12V DC electricity, and the first capacitor is used for DC filtering, and the voltage-stablizer is used for the 12V for exporting transformer
The further fine tuning of direct current, guarantees the stability of direct current.Second capacitor is used for resisting interference, the D. C. output plug
In connecting output direct current with power pack, the charging socket is filled with for direct current, and the battery is for storing electricity
Can, the DC/AC converter is used to for the 12V DC electricity of battery being converted into 220V alternating current, and the accessory power outlet is for mentioning
For the output of 220V alternating current.
It is furthermore preferred that being provided with case lid with handles on the cabinet, the charging socket and accessory power outlet use male and female
Different pedestals.
Power supply device provided in an embodiment of the present invention is light, capacity is larger and vdiverse in function, offers convenience to user's use.
In a preferred embodiment, the welding circle being adapted to the detection skull is provided on the detecting head,
The detection skull is fitted on the welding circle of the detecting head, and the binding face of the detection skull and the detecting head forms gold
Belong to fusion weld junction.
Preferably, the detecting head covers the first welding needle for being provided with and connecting with the positive terminal of the capacitor, described
The second welding needle connecting with the negative pole end of the capacitor is provided on detecting head.
In conclusion smell sensor welding method provided by the invention revolutionizes conventional arc welding machine at work
Using the working principle of electric arc caused by interpolar low-voltage big flow continued power, but utilize the list in capacitor discharge circuit
Interpolar contact generates heat for the working principle of metal melting, melts welding surface, achievees the purpose that weld soldered object.This
Invention, without the use of the filling of the materials such as welding rod, avoids easy production using the melting connection between two soldered objects
Raw spark and welding slag.Soldered object will not generate the splashing of spark and welding slag because of interpolar discharge, prevent fire thing
Therefore generation, can be applied to any operating environment.Further, time pole of the welding method provided by the invention because discharging electric energy
Short, the part calorific value after welding is very small, is difficult to find out the heat affected area after welding from the appearance, so to welding distortion
Influence is smaller, and the straightness of part or the variable quantity of flatness can control within 0.02；And because weld interval is extremely short, so
Do not generate smell substantially in the welding process, on detecting head detection accuracy without influence, while welding precision is high, welding jail
It leans on.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (7)
1. a kind of welding method of smell sensor, which is characterized in that comprising steps of
The detection skull and detecting head of smell sensor are connected to the positive terminal and negative pole end of capacitor, and in capacitor
Positive terminal and detection skull between be arranged a circuit controling switch；
It is bonded the detection skull to form metal melting welding surface with detecting head；
Charged by power supply device to the capacitor, after the completion of to be charged, open the circuit controling switch make it is described
Discharge loop is formed between detection skull and detecting head, by the detection skull and is visited using the high current of capacitor abrupt release
The metal melting welding surface of gauge head melts, so that the detection skull be made to weld together with detecting head.
2. a kind of smell sensor welder, which is characterized in that including a capacitor, the power supply being electrically connected with the capacitor
Device and smell sensor, the smell sensor include a sensor mainboard, and the spy on the sensor mainboard is arranged in
Gauge head and the detection skull to be welded being bonded with the detecting head, the positive terminal and negative pole end of the capacitor respectively with institute
It states detection skull to connect with detecting head, a circuit controling switch is set between the positive terminal and detection skull of the capacitor.
3. smell sensor welder according to claim 2, which is characterized in that be provided on the detecting head and institute
State the welding circle of detection skull adaptation, the detection skull is fitted on the welding circle of the detecting head, the detection skull and
The binding face of the detecting head forms metal melting welding surface.
4. smell sensor welder according to claim 2, which is characterized in that the detecting head cover be provided with
First welding needle of the positive terminal connection of the capacitor, is provided on the detecting head and connect with the negative pole end of the capacitor
The second welding needle.
5. smell sensor welder according to claim 2, which is characterized in that the power supply device includes a case
Charging socket and accessory power outlet outside the cabinet is arranged in body, and the charger and battery of the box house is arranged in,
The battery is electrically connected with the charging socket, and is electrically connected by the DC/AC converter with the accessory power outlet；It is described
Charger includes alternating current input plug, connects the primary of transformer, the both ends of the secondary connection first capacitor of transformer, and pass through
Voltage-stablizer connects the both ends of the second capacitor.
6. smell sensor welder according to claim 5, which is characterized in that be provided on the cabinet with handles
Case lid.
7. smell sensor welder according to claim 5, which is characterized in that the charging socket and accessory power outlet
Using the different pedestal of male and female.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811070377.9A CN109158732A (en) | 2018-09-13 | 2018-09-13 | A kind of smell sensor welder and welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811070377.9A CN109158732A (en) | 2018-09-13 | 2018-09-13 | A kind of smell sensor welder and welding method |
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| Publication Number | Publication Date |
|---|---|
| CN109158732A true CN109158732A (en) | 2019-01-08 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811070377.9A Pending CN109158732A (en) | 2018-09-13 | 2018-09-13 | A kind of smell sensor welder and welding method |
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| CN1140641A (en) * | 1996-03-18 | 1997-01-22 | 地矿部江西地质矿产勘查开发局地质建设工程大队 | Welding method with thyristor-controlled low-voltage discharge capacitor and its circuit |
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| CN201540700U (en) * | 2009-10-12 | 2010-08-04 | 天津三星电子显示器有限公司 | Liquid crystal display capable of detecting decibel and harmful gas |
| CN102179612A (en) * | 2011-04-06 | 2011-09-14 | 保定维特瑞光电能源科技有限公司 | Capacitor stored energy loop-free metal fusion welding method and device |
| CN103781583A (en) * | 2011-09-01 | 2014-05-07 | 欧利生电气株式会社 | Capacitor type welding method and welding device |
| CN204142623U (en) * | 2014-10-27 | 2015-02-04 | 济南福深兴安科技有限公司 | A kind of mining gas sensor device |
| CN206479512U (en) * | 2017-01-24 | 2017-09-08 | 北京惟泰安全设备有限公司 | A kind of flame-proof type gas detector |
| CN206811290U (en) * | 2017-06-27 | 2017-12-29 | 康平楠 | A kind of super capacitor electric welding machine |
-
2018
- 2018-09-13 CN CN201811070377.9A patent/CN109158732A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1140641A (en) * | 1996-03-18 | 1997-01-22 | 地矿部江西地质矿产勘查开发局地质建设工程大队 | Welding method with thyristor-controlled low-voltage discharge capacitor and its circuit |
| CN101662165A (en) * | 2009-09-18 | 2010-03-03 | 江苏省电力公司宜兴市供电公司 | Power supply device of heat sealing machine |
| CN201540700U (en) * | 2009-10-12 | 2010-08-04 | 天津三星电子显示器有限公司 | Liquid crystal display capable of detecting decibel and harmful gas |
| CN102179612A (en) * | 2011-04-06 | 2011-09-14 | 保定维特瑞光电能源科技有限公司 | Capacitor stored energy loop-free metal fusion welding method and device |
| CN103781583A (en) * | 2011-09-01 | 2014-05-07 | 欧利生电气株式会社 | Capacitor type welding method and welding device |
| CN204142623U (en) * | 2014-10-27 | 2015-02-04 | 济南福深兴安科技有限公司 | A kind of mining gas sensor device |
| CN206479512U (en) * | 2017-01-24 | 2017-09-08 | 北京惟泰安全设备有限公司 | A kind of flame-proof type gas detector |
| CN206811290U (en) * | 2017-06-27 | 2017-12-29 | 康平楠 | A kind of super capacitor electric welding machine |
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Application publication date: 20190108 |