CN2708123Y - Discharge ignition unit for burning appliance - Google Patents
Discharge ignition unit for burning appliance Download PDFInfo
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- CN2708123Y CN2708123Y CN 200420001278 CN200420001278U CN2708123Y CN 2708123 Y CN2708123 Y CN 2708123Y CN 200420001278 CN200420001278 CN 200420001278 CN 200420001278 U CN200420001278 U CN 200420001278U CN 2708123 Y CN2708123 Y CN 2708123Y
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Abstract
The utility model provides a discharge ignition device of a burner, which is suitable for a direct connection structure which can suppress voltage drop caused by connecting cables, and a discharge electrode and an output terminal can be easily assembled and disassembled. The reliability of the connecting part of the utility model is improved, the simple structure, and the manufacturing cost does not increase. A spark plug 10 is provided with a discharge electrode 11 and an insulating electric porcelain 14 for protecting the discharge electrode 11. A high-voltage generating device 20 is provided with an ignition transformer 23, an output terminal 34 and a connector 35, wherein the ignition transformer 23 is accommodated in an external case 21 and can increase a power supply voltage to a stated high voltage; the output terminal 34 is connect to a secondary coil, and the connector 35 is arranged on the front end side of the output terminal and can be freely assembled, disassembled and inserted into a voltage supply side end 13. The voltage supply side end 13 of the discharge electrode 11 is inserted into the connector 35, and accordingly, the discharge ignition device of a burner is formed.
Description
Technical field
The utility model relates to a kind of burner discharge ignition apparatus that is used for various burners such as gas-fired utensil and Wick lifter of kerosine burner tool.
Background technology
In various burners such as gas burner and water heater, utilize the burner discharge ignition apparatus as ignition source.As the burner discharge ignition apparatus, general use combination have with supply voltage be raised to regulation high-tension ignition transformer high-voltage generating device and be set to the device of the spark plug nearby of gas-fired mouth etc.In such discharge ignition apparatus, by producing spark from the sparking electrode of spark plug, thereby gas burner etc. is caught fire by the secondary side voltage after boosting at ignition transformer.
, in existing discharge ignition apparatus, being electrically connected between the sparking electrode of spark plug and the lead-out terminal of high-voltage generating device used by the such high voltage withstanding lead of insulation-coated high-tension cable.Yet, by the generation voltage of ignition transformer is decayed significantly in the sparking electrode side by the capacitive component that carries out producing between insulation-coated high-tension cable and device installed surface (ground plane), the preceding terminal voltage of sparking electrode descends, and exists to be easy to produce the bad problem of catching fire.Therefore, consider directly to connect the sparking electrode of spark plug and the lead-out terminal of high-voltage generating device, obtain practicability in a part.
About the sparking electrode of spark plug and the direct structure that is connected of the lead-out terminal of high-voltage generating device, for example known structure (with reference to patent documentation 1) that has the sleeve pipe that forms conducting film by surface directly to connect sparking electrode and lead-out terminal at low heat conductivity insulation mother metal.In addition, also known use has the structure (with reference to patent documentation 2) that the crimp type terminal that is involved in tongue piece directly connects sparking electrode and lead-out terminal at two ends.According to these connections (directly connecting) structure, can suppress to connect the decline of the voltage that causes with high-voltage cable.
Yet, owing to engage sparking electrode and lead-out terminal integratedly, so can not easily pull down spark plug from high-voltage generating device.For this reason, for example the side at spark plug and high-voltage generating device produces bad such occasion, and such problem of either party can not be only changed in generation.
On the other hand, thus known have by sparking electrode being inserted into the helical spring centre bore that is connected with lead-out terminal can freely connect the structure (with reference to patent documentation 3) of lead-out terminal and sparking electrode with installing and removing.Connection structure according to such can keep sparking electrode by helical spring elastic restoring force, and is lax towards the direction opposite with its coiling direction by making helical spring simultaneously, can easily pull down sparking electrode.On the contrary, owing to helical spring is easy to be relaxed by vibration etc., so, for example, gets involved foreign matter owing to entering, thereby the contact resistance of the helical spring that is connected with lead-out terminal and sparking electrode is increased, and the flash-over characteristic that has sparking electrode is the problem that ignitability descends.In addition, because complex structureization, so, the problem that exists manufacturing cost to increase.In addition, produce the occasion of the position skew of central shaft, exist to be difficult to sparking electrode is inserted into helical spring difficult point at helical spring and sparking electrode.
The special fair 6-89886 communique of (patent documentation 1) Japan (the 2nd page, Fig. 1)
(patent documentation 2) Japanese kokai publication hei 11-248155 communique (the 3rd～4 page, Fig. 1,4)
(patent documentation 3) Japanese kokai publication hei 11-294766 communique (the 3rd～4 page, Fig. 1)
As described above, the structure that is connected according to the lead-out terminal of the sparking electrode of direct connection spark plug and high-voltage generating device can suppress to connect the decline of the voltage that causes with high-tension cable.Yet existing direct connection structure can not easily be pulled down from the junction surface of spark plug and high-voltage generating device, and a wherein side problem can not be only changed in existence.
In addition,, exist by the connecting portion of helical spring generation and the contact resistance of sparking electrode to increase the difficult point that is easy to make flash-over characteristic decline for example in the occasion that constitutes bindiny mechanism by helical spring, and the difficult point that causes the manufacturing cost reduction owing to complex structure.In addition, produce the occasion of the position skew of central shaft, exist to be difficult to sparking electrode is inserted into helical spring difficult point at helical spring and sparking electrode.
The utility model content
The utility model is made in order to solve such problem.The purpose of this utility model is to provide a kind of burner discharge ignition apparatus, this burner is suitable for the direct connection structure that can suppress to connect the voltage decline that causes with cable with discharge ignition apparatus, and the sparking electrode of spark plug and the lead-out terminal of high-voltage generating device are installed and removed easily, simultaneously, can improve the reliability of this connecting portion, and, can not cause the increase of manufacturing cost.
(the 1st technical scheme)
Burner of the present utility model is characterised in that with discharge ignition apparatus: have spark plug and high-voltage generating device; This spark plug has sparking electrode, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end; This high-voltage generating device has to be made supply voltage ignition transformer that boosts and the lead-out terminal that is connected to this ignition transformer and can freely insert the connector of the above-mentioned voltage supply side end that is connected above-mentioned sparking electrode with freely installing and removing.
(the 2nd technical scheme)
Burner of the present utility model is characterised in that with discharge ignition apparatus: have spark plug and high-voltage generating device; This spark plug has sparking electrode and insulation electroceramics, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end, and this insulation electroceramics is protected above-mentioned sparking electrode; This high-voltage generating device has external box of microvave, ignition transformer, lead-out terminal, reaches connector, and this ignition transformer is contained in the said external casing and has primary winding and the secondary coil that supply voltage is boosted; This lead-out terminal is connected to the secondary coil of above-mentioned ignition transformer, and this connector is installed on the front of above-mentioned lead-out terminal and can freely inserts the above-mentioned voltage supply side end that connects above-mentioned sparking electrode with installing and removing.
With in the discharge ignition apparatus, directly be electrically connected the sparking electrode of spark plug and the lead-out terminal of high-voltage generating device at burner of the present utility model.For this reason, can prevent to connect the generation of the capacitive component that causes with cable (high-tension cable etc.).As a result, can not make the voltage attenuation ground that produces by high-voltage generating device that it is applied to the spark plug discharge side end of sparking electrode.In addition, will construct the connecting portion that is applicable to sparking electrode and lead-out terminal with being connected of the insertion way of contact that the connector that is installed on lead-out terminal constitutes by the voltage supply side end of sparking electrode.For this reason, the reliability of electrical connection of sparking electrode and lead-out terminal be can improve, simultaneously, can spark plug and high-voltage generating device be easily pulled down from connecting portion.
(the 8th, 9,10 technical scheme)
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: as above-mentioned connector, use plug contact.In addition, another form is characterised in that: the insertion connecting portion that can freely insert the above-mentioned voltage supply side of connection end in the above-mentioned connector constitutes cylindric or polygonal with installing and removing substantially.Another form is characterised in that: the inner face at the cylindric or polygonal insertion connecting portion of the cardinal principle of above-mentioned connector is implemented concavo-convex processing.By adopting such formation, can improve the reliability of electrical connection of sparking electrode and lead-out terminal, and can easily pull down spark plug and high-voltage generating device from connecting portion.
(the 11st, 12 technical scheme)
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: the rearward end of above-mentioned connector forms the connecting portion that is connected with the lead-out terminal of above-mentioned ignition transformer, this rearward end with can be freely insert the deflection division that formation between the insertion connecting portion that is connected above-mentioned voltage supply side end is easy to deflection with installing and removing.Another form is characterised in that: the rearward end of above-mentioned connector forms the connecting portion that is connected with the lead-out terminal of above-mentioned ignition transformer, can freely form the deflection division that a part is cut between the insertion connecting portion of insertion in this rearward end and above-mentioned voltage supply side end with installing and removing.By such deflection division is set,, also can easily connect even have the occasion of the position skew of central shaft at sparking electrode and connector.
(the 13rd technical scheme)
Burner discharge ignition apparatus of the present utility model has spark plug and high-voltage generating device; This spark plug has sparking electrode, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end; This high-voltage generating device has the connector of the above-mentioned voltage supply side end of the lead-out terminal that makes the ignition transformer that supply voltage boosts and be electrically connected this ignition transformer and above-mentioned sparking electrode; It is characterized in that: above-mentioned connector has pressure contact portion and guide part; This pressure contact portion forms cylindric or polygonal substantially, inserts above-mentioned voltage and supplies with sidepiece, with this voltage supply side end crimping; This guide part is located at the inserting side, above-mentioned voltage supply side end of above-mentioned pressure contact portion, utilizes the conical surface that is formed by a plurality of prerotation vanes that enlarge towards radial outside towards above-mentioned pressure contact portion above-mentioned connection side end to be led.
(the 14th technical scheme)
Burner discharge ignition apparatus of the present utility model has spark plug and high-voltage generating device; This spark plug has sparking electrode and insulation electroceramics, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end, and this insulation electroceramics is protected above-mentioned sparking electrode; This high-voltage generating device has the connector of the above-mentioned voltage supply side end of the lead-out terminal that makes the ignition transformer that supply voltage boosts and be electrically connected this ignition transformer and above-mentioned sparking electrode; It is characterized in that: above-mentioned connector has pressure contact portion and guide part; This pressure contact portion forms cylindric or polygonal substantially, inserts above-mentioned voltage and supplies with sidepiece, with this voltage supply side end crimping; This guide part is located at the inserting side, above-mentioned voltage supply side end of above-mentioned pressure contact portion, utilizes the conical surface that is formed by a plurality of prerotation vanes that enlarge towards radial outside towards above-mentioned pressure contact portion to be led in above-mentioned voltage supply side end.
With in the discharge ignition apparatus, employing can suppress to connect the direct connection structure of the voltage decline that causes with cable at burner of the present utility model, and can easily install and remove the sparking electrode and the high-voltage generating device of spark plug.Meanwhile, connector has pressure contact portion and guide part; This pressure contact portion forms cylindric or polygonal substantially, inserts above-mentioned voltage supply side end, with this voltage supply side end crimping; This guide part is located at the inserting side, voltage supply side end of this pressure contact portion.In addition, this guide part utilization is led to voltage supply side end towards above-mentioned pressure contact portion by the conical surface that a plurality of prerotation vanes that enlarge towards radial outside form.Form above-mentioned formation by lead-out terminal that will be connected to ignition transformer like this and the shape that can freely insert the connector of the voltage supply side end that connects sparking electrode with installing and removing, even the occasion in the skew of the position of sparking electrode and connector storage center axle also can easily connect spark plug and high-voltage generating device.
(the 3rd, 15 technical scheme)
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: above-mentioned sparking electrode has not by the exposed division of above-mentioned insulation electroceramics protection, and at least a portion of the exposed division of above-mentioned sparking electrode is covered by the insulation tube that separates the void configuration.For example, the position that is provided with of spark plug and high-voltage generating device is left, and has not occasion by the exposed division of insulation electroceramics protection at sparking electrode, is preferably covered the part of the exposed division of sparking electrode by the insulation tube that separates the unoccupied place configuration of regulation week.According to discharge ignition apparatus, can be suppressed at the capacitive component that the exposed division of sparking electrode causes and the generation of noise with such insulation tube.
(the 4th, 16 technical scheme)
Burner of the present utility model is characterised in that with another form of discharge ignition apparatus: above-mentioned sparking electrode has not by above-mentioned insulation electroceramics exposed division of protecting and the zigzag part of being located at 1 position of above-mentioned exposed division at least, and at least a portion of above-mentioned sparking electrode is by with above-mentioned zigzag part being the 1st insulation tube and the covering of the 2nd insulation tube that the border separates the configuration of void ground.For example, during inside in the water heater unit that discharge ignition apparatus is assembled into slimming etc., there is the occasion of preferably using tortuous sparking electrode.In such occasion, zigzag part that can sparking electrode is the border, forms the most structure that is covered the exposed division of sparking electrode by the 1st insulation tube and the 2nd insulation tube.Insulation tube only also can be used as spark plug is installed on the burner body, the supporting member when discharge ignition apparatus is all supported works.According to such structure, can improve inside the being provided with property of discharge ignition apparatus at burner of slimming etc., and, can suppress the capacitive component that the exposed division of sparking electrode causes and the generation of noise.
(the 5th, 6,17 technical scheme)
Burner of the present utility model is characterised in that with another form of discharge ignition apparatus: at least a portion of above-mentioned connector is configured in the cylindrical portion that is convexly set in the said external casing.In addition, the above-mentioned connector of another form is fixed in the internal face of above-mentioned cylindrical portion.Like this, connector is configured in the cylindrical portion of being located at external box of microvave, it is fixing to carry out a step, thus the stability of the connector self can improve the plug sparking electrode time and the electrical connectivity of electrode and connector.
(the 7th technical scheme)
Burner of the present utility model is characterised in that with another form of discharge ignition apparatus: have the high-voltage generating device that recess is set at the internal face of above-mentioned cylindrical portion, the bonding agent of bonding above-mentioned connector of this recess filling and above-mentioned cylindrical portion.Connector is effective with the bonding use bonding agent of the cylindrical portion of being located at external box of microvave, but only is filling bonding agent between connector and cylindrical portion, also has the danger that can not stablize and supply with equably the bonding agent of q.s.For this point, be set to the recess of bonding agent groove by internal face in cylindrical portion, thus can be by the bonding connector of the bonding agent of enough and stable amount.
(the 18th technical scheme)
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: at the above-mentioned prerotation vane of above-mentioned guide part setting more than at least 2, these prerotation vanes form towards radial outside expansion ground with petal-shaped.According to such formation, even, also can easily connect in the big occasion of the position of the central shaft of sparking electrode and connector skew.In addition, because the structure of guide part is simplified, so easy to manufacture, manufacturing cost also can reduce.And the quantity of prerotation vane is better when above 3.On the other hand, when increasing the quantity of prerotation vane too much, manufacturing process is complicated, and the intensity of each prerotation vane descends.For this reason, the quantity of prerotation vane is preferably in 2～8, be 3～6 o'clock better.
(the 19th technical scheme)
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: above-mentioned pressure contact portion and above-mentioned guide part are integrally formed by 1 metallic plate of regulation shape.According to such formation, for example, carry out bending machining by with metallic plate stamping-out established practice setting shape, can easily make, also can reduce manufacturing cost.
(the 20th, 21,22 technical scheme)
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: the rearward end of above-mentioned connector constitutes cylinder or polygonal substantially substantially, form the connecting portion that is connected with the lead-out terminal of above-mentioned ignition transformer, between this rearward end and above-mentioned pressure contact portion, form the deflection division that is easy to deflection in a general cylindrical shape or a polygonal substantially part.In addition, in another form, the rearward end of above-mentioned connector constitutes cylindric substantially or the cardinal principle polygonal, forms the deflection division that is easy to deflection that a general cylindrical shape or the polygonal part of cardinal principle cut between this rearward end and above-mentioned pressure contact portion.By such deflection division is set,, also can easily connect even have the occasion of the position skew of central shaft at sparking electrode and connector.In addition, this deflection division is preferably towards the configuration of prescribed direction ground.This prescribed direction refers to produce along the position of the central shaft of sparking electrode and connector the direction of skew, for offset direction, position equidirectional or rightabout any.By the direction of such setting deflection division,, thereby also can easily carry out these connections towards the deflection of offset direction, position by making connector even produce the occasion of skew in the position of the central shaft of sparking electrode and connector.
(the 23rd technical scheme)
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: one one in the above-mentioned pressure contact portion side of the above-mentioned rearward end of above-mentioned connector is provided with otch.Like this, immobilization materials such as soft solder can be easily imported, output fixing of connector and ignition transformer can be easily carried out.
With in the form of discharge ignition apparatus, burner has spark plug and high-voltage generating device with discharge ignition apparatus at burner of the present utility model; This spark plug has sparking electrode, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end; This high-voltage generating device boosts supply voltage by ignition transformer, is applied to above-mentioned spark plug; Above-mentioned high-voltage generating device is configured to the burner body and covers between the front panel of this burner body front; It is characterized in that: have casing, connector, and discharge prevent to use parts; This casing is accommodated above-mentioned ignition transformer, is made of polybutylene terephthalate (PBT); This connector is provided with projectedly from above-mentioned casing, have pressure contact portion and guide part, be electrically connected the above-mentioned voltage supply side end of the outlet side and the above-mentioned sparking electrode of above-mentioned ignition transformer, this pressure contact portion forms cylindric substantially, insert the above-mentioned voltage supply side end of above-mentioned sparking electrode, with this voltage supply side end crimping, this guide part is located at the inserting side, above-mentioned voltage supply side end of above-mentioned pressure contact portion, by using the conical surface that forms towards a plurality of prerotation vanes of radial outside expansion towards above-mentioned pressure contact portion to be led in above-mentioned voltage supply side end; This discharge prevents to be between above-mentioned connector and the above-mentioned front panel with parts, is used to prevent the discharge that produces from being made of the polybutylene terephthalate (PBT) resin between above-mentioned connector and above-mentioned front panel.
Use in the discharge ignition apparatus at the burner of an embodiment of the present utility model, adopt directly to connect structure, can suppress to connect the voltage that causes with cable and descend.And, in its such occasion that the position skew occurs, also can easily carry out the mounting or dismounting of the sparking electrode and the high-voltage generating device (connector) of spark plug.In addition, even in the burner body of the burner that high-voltage generating device is configured to low level and the occasion between the front panel, also can prevent and front panel between the discharge do not expect takes place.Like this, can realize the wrong action of catching fire reliably of not catching fire.In addition, prevent from use parts, thereby in the occasion near igniting position configuration high-voltage generating device, can prevent also that them from being caused by thermal conductance is out of shape and deterioration by constitute casing and discharge by polybutylene terephthalate (PBT) resin (PBT).And, as the polybutylene terephthalate (PBT) resin, preferably use the reinforcement PBT resin added glass fibre (for example about 5%).
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: above-mentioned discharge prevents to form the semicircle tubular substantially with member.Use the discharge of cardinal principle semicircle tubular to prevent to use member by such, even in the burner body of the burner that high-voltage generating device is configured to low level and the occasion between the front panel, also can positively prevent the discharge that generation is not expected between connector and front panel.
With in the form of discharge ignition apparatus, burner has spark plug and high-voltage generating device with discharge ignition apparatus at burner of the present utility model; This spark plug has sparking electrode, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end; This high-voltage generating device boosts supply voltage by ignition transformer, is applied to above-mentioned spark plug; Above-mentioned high-voltage generating device is configured to the burner body and covers between the front panel of this burner body front; It is characterized in that: have casing, connector, and discharge prevent to use parts; This casing is accommodated above-mentioned ignition transformer, is made of the polybutylene terephthalate (PBT) resin; This connector is provided with projectedly from above-mentioned casing, have pressure contact portion and guide part, be electrically connected the above-mentioned voltage supply side end of the outlet side and the above-mentioned sparking electrode of above-mentioned ignition transformer, this pressure contact portion forms cylindric substantially, insert the above-mentioned voltage supply side end of above-mentioned sparking electrode, with this voltage supply side end crimping, this guide part is located at the inserting side, above-mentioned voltage supply side end of above-mentioned pressure contact portion, by using the conical surface that forms towards a plurality of prerotation vanes of radial outside expansion towards above-mentioned pressure contact portion to be led in above-mentioned voltage supply side end; This discharge prevents to be between above-mentioned connector and the above-mentioned front panel with parts, is used to prevent the discharge that produces from being made of the poly-p-phenylene sulfide resin between above-mentioned connector and above-mentioned front panel.
Use in the discharge ignition apparatus at the burner of the utility model one form of implementation, adopt directly to connect structure, can suppress to connect the voltage that causes with cable and descend.And, in its such occasion that the position skew occurs, also can easily install and remove the sparking electrode and the high-voltage generating device (connector) of spark plug.In addition, even in the burner body of the burner that high-voltage generating device is configured to low level and the occasion between the front panel, also can prevent and front panel between the discharge do not expect takes place.Like this, can realize the wrong action of catching fire reliably of not catching fire.In addition, prevent from use parts, thereby in the occasion near igniting position configuration high-voltage generating device, can prevent also that them from being caused by thermal conductance is out of shape and deterioration by constitute casing and discharge by poly-p-phenylene sulfide resin (PPS).And, as poly-p-phenylene sulfide resin (PPS resin), for example using draws clothing to lead to (ラ イ ト Application) (trade name, Philips Pei Tuoluo Leah nurse (Off イ リ Star プ ス ペ ト ロ one リ ア system) company makes) ASAHI-PPS (trade name, the manufacturing of Asahi Glass company), the PPS of SHIN-ETSU HANTOTAI (trade name, the manufacturing of chemical industrial company of SHIN-ETSU HANTOTAI), Di Ke (デ イ Star Network) PPS (trade name, the manufacturing of big Japanese ink chemical industrial company), severe acute respiratory syndrome is replaced Shandong (サ ス テ イ one Le) (trade name, hodogaya chemical industrial group makes) etc.
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: above-mentioned discharge prevents to form the semicircle tubular substantially with member.Use the discharge of cardinal principle semicircle tubular to prevent to use member by such, even in the burner body of the burner that high-voltage generating device is configured to low level and the occasion between the front panel, also can positively prevent the discharge that generation is not expected between connector and front panel.
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: also have discharge and prevent to use member; This discharge prevents to be used to prevent the discharge that produces from being made of poly-p-phenylene sulfide between above-mentioned sparking electrode and above-mentioned front panel with member.According to such formation, can prevent between sparking electrode and front panel, undesired discharging to take place.Like this, can realize the wrong action of catching fire reliably of not catching fire.In addition, prevent to use parts by constitute discharge by poly-p-phenylene sulfide, thereby can prevent to cause distortion and deterioration by thermal conductance.
With in the form of discharge ignition apparatus, burner has spark plug and high-voltage generating device with discharge ignition apparatus, is located at the burner body at burner of the present utility model; This spark plug has sparking electrode, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end; This high-voltage generating device has ignition transformer and casing, and this ignition transformer boosts supply voltage, is applied to above-mentioned spark plug, and this casing is accommodated this ignition transformer; It is characterized in that: the lateral surface at above-mentioned casing is provided with the auxiliary section, and this auxiliary section is coupled to the installation anchor clamps of being located at said burner tool body, can above-mentioned high-voltage generating device be fixed in said burner tool body with freely installing and removing.
, the auxiliary section that is formed at the lateral surface of casing is coupled to the installation anchor clamps of being located at the burner body, thereby high-voltage generating device can be installed on the burner body with in the form of discharge ignition apparatus at burner of the present utility model.Therefore, do not need screw fixing etc., the high-voltage generating device of relative combustion apparatus body mounting or dismounting easily.
Burner of the present utility model is characterised in that with a form of discharge ignition apparatus: above-mentioned high-voltage generating device has the connector of the voltage supply side end of the outlet side that connects above-mentioned ignition transformer and above-mentioned sparking electrode, with anchor clamps above-mentioned high piezoelectric voltage generating means is slided along above-mentioned installation, when above-mentioned auxiliary section being matched with this installation when using anchor clamps, carry out being connected of voltage supply side end of above-mentioned connector and above-mentioned sparking electrode.By forming such formation, adopt directly to connect structure, can suppress the voltage decline that stube cable causes.In addition, can easily carry out high-voltage generating device being connected in the voltage supply side end of the connector of the installation of burner body and high-voltage generating device and sparking electrode.
According to burner discharge ignition apparatus of the present utility model, be suitable for the direct connection structure that can suppress to connect the voltage decline that causes with cable, and, can easily install and remove the sparking electrode of spark plug and the lead-out terminal of high-voltage generating device.In addition, can improve the reliability of connecting portion of the lead-out terminal of sparking electrode and high-voltage generating device.Like this, can not reduce the replacing operation of spark plug and high-voltage generating device etc., can obtain stable fire behaviour by discharge ignition apparatus.In addition, simple structure, and can not cause the increase of manufacturing cost.
In addition, according to burner discharge ignition apparatus of the present utility model, be suitable for the direct connection structure that can suppress to connect the voltage decline that causes with cable, and, can easily install and remove the sparking electrode and the high-voltage generating device of spark plug, and, can corresponding low level, realize reliability the guaranteeing of action and durability that catch fire.
In addition, according to burner discharge ignition apparatus of the present utility model, can easily carry out the mounting or dismounting of high-voltage generating device at the burner body.
Description of drawings
Fig. 1 illustrates the sectional drawing of the burner of the utility model the 1st form of implementation with the formation of discharge ignition apparatus.
Fig. 2 is for illustrating the figure of burner shown in Figure 1 with the assembled state of discharge ignition apparatus by local section.
Fig. 3 illustrates the figure of burner shown in Figure 1 with the example that structure is set of the connector of the relative external box of microvave of discharge ignition apparatus.
Fig. 4 is the figure that the connection status of external box of microvave shown in Figure 3 and connector is shown.
Fig. 5 illustrates the figure of burner shown in Figure 1 with another example that structure is set of the connector of the relative external box of microvave of discharge ignition apparatus.
Fig. 6 is the cross-sectional view of formation that the cylindrical portion of external box of microvave shown in Figure 5 is shown.
Fig. 7 is the skiagraph of formation that the cylindrical portion of external box of microvave shown in Figure 5 is shown.
Fig. 8 illustrates the figure of burner shown in Figure 1 with a configuration example of the cylindrical portion of the external box of microvave of discharge ignition apparatus for the state that is provided with connector.
Fig. 9 illustrates the sectional drawing of the burner of the 2nd form of implementation of the present utility model with the formation of discharge ignition apparatus.
Figure 10 is for being illustrated the figure of burner shown in Figure 9 with the modified example of discharge ignition apparatus by local section.
Figure 11 is for to illustrate the sectional drawing that constitute of the burner of the utility model the 3rd form of implementation with discharge ignition apparatus by local section.
Figure 12 is for being illustrated the figure of burner shown in Figure 11 with the assembled state of discharge ignition apparatus by local section.
Figure 13 is for being illustrated Figure 11 and burner shown in Figure 12 figure with the modified example of discharge ignition apparatus by local section.
Figure 14 illustrates the sectional drawing of the burner of the utility model the 4th form of implementation with the formation of discharge ignition apparatus.
Figure 15 illustrates the figure of the burner of Figure 14 with the assembled state of discharge ignition apparatus.
Figure 16 is for amplifying the figure that the burner that Figure 14 is shown uses the connector of discharge ignition apparatus to constitute.
Figure 17 is for amplifying the figure that the burner that Figure 14 is shown uses the connector of discharge ignition apparatus to constitute.
Figure 18 is for amplifying the figure that the burner that Figure 14 is shown uses the connector of discharge ignition apparatus to constitute.
Figure 19 illustrates the figure of the burner of Figure 14 with an example of the manufacture method of the connector of discharge ignition apparatus for amplification.
Figure 20 illustrates the figure of the burner of Figure 14 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 21 illustrates the figure of the burner of Figure 14 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 22 illustrates the figure of the burner of Figure 14 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 23 illustrates the figure of the burner of Figure 14 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 24 illustrates the figure of the burner of Figure 14 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 25 illustrates the figure of the burner of Figure 14 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 26 illustrates the figure of the burner of Figure 14 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 27 illustrates the figure of the burner of Fig. 1 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 28 illustrates the figure of the burner of Fig. 1 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 29 illustrates the figure of the burner of Fig. 1 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 30 illustrates the figure of the burner of Fig. 1 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 31 illustrates the figure of the burner of Fig. 1 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 32 illustrates the figure of the burner of Fig. 1 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 33 illustrates the figure of the burner of Fig. 1 with the formation of the modified example of discharge ignition apparatus for amplification.
Figure 34 illustrates the figure of the burner of Figure 14 with the formation of the modified example of discharge ignition apparatus for amplification.
The specific embodiment
Below, illustrate to be used to implement form of the present utility model.
Fig. 1 and Fig. 2 illustrate the formation of the burner of the utility model the 1st form of implementation with discharge ignition apparatus.In these figure, symbol 10 is a spark plug, and symbol 20 is a high-voltage generating device, by connecting these spark plugs 10 and high-voltage generating device 20, constitutes burner discharge ignition apparatus 1.Burner for example is used for gas burner and such gas-fired utensil and the such various burners such as Wick lifter of kerosine burner tool of kerosene fan heater of water heater with discharge ignition apparatus 1.
The voltage supply side end (link) 13 of sparking electrode 11 is as using connector with direct-connected connection of the lead-out terminal of high-voltage generating device 20, and its front end is processed into taper (for example needle-like).Like this, spark plug 10 can be directly connects voltage supply side end 13 usefulness of sparking electrode 11 uses connector, by the connector of the voltage supply side end 13 of sparking electrode 11 and the lead-out terminal that is installed on the high-voltage generating device 20 that describes in detail later constitute insert the way of contact be connected structure (directly connect and construct).
High-voltage generating device 20 has the external box of microvave 21 that is made of insulating materials such as insulative resins, and this external box of microvave 21 has high-voltage generating device 20 and is used for discharge ignition apparatus 1 is arranged at the installation portion 22 of burner body.Externally accommodate ignition transformer 23 in the casing 21 and the circuit unit 26 of electronic units 24 such as diodes or resistor is installed at printed circuit board (PCB) 25.Circuit unit 26 is electrically connected with the power supply terminal 27 of the following side of being located at external box of microvave 21.
In 1 form of implementation, said external casing 21 is made of insulating materials and the high polybutylene terephthalate (PBT) resin (PBT resin) of hear resistance.As this polybutylene terephthalate (PBT) resin (PBT resin), preferably use the reinforcement PBT resin added glass fibre (for example about 5%).
In addition, in another form of implementation, said external casing 21 is made of insulating materials and the high poly-p-phenylene sulfide resin (PPS resin) of hear resistance.
The magnetic core 28 of the iron core of ignition transformer 23 by the primary winding of will having reeled etc. insert lead to the secondary coil of having reeled the centre bore of bobbin 29 constitute.At bobbin 29 connecting pin 32,32 that output pin 30 that secondary coil uses and ground connection pin 31 and primary winding are used is set.The primary winding of ignition transformer 23 is connected to power supply terminal 27 by connecting pin 32 and circuit unit 26.One end of secondary coil is connected to output pin 30, and the other end is grounding to burner body etc. by ground connection pin 31.Though omitted diagram, in fact externally enclosed resin-sealed dose of polyurethane etc. in the casing 21.
Externally the upper side of casing 21 is convexly equipped with the cylindrical portion 33 of the installation portion that becomes spark plug 10.The internal communication of cylindrical portion 33 and external box of microvave 21, the lead-out terminal 34 of configuration high-voltage generating device 20 in this cylindrical portion 33.Lead-out terminal 34 is electrically connected with the output pin 30 of secondary coil, and the Female Connector 35 that inserts the voltage supply side end 13 that connects sparking electrode 11 is installed at its leading section.Connector 35 is Fig. 3 and as shown in Figure 4 for example, is disposed at the conform to the principle of simplicity upside of shape portion 33 of lead-out terminals 34 in the cylindrical portion 33 relatively and installs.In this occasion, the part of connector 35 is configured in the cylindrical portion 33, and connector 35 is become the state that is fixed in external box of microvave 21 by the connecting portion with lead-out terminal 34.The rearward end of above-mentioned connector 35 becomes the connecting portion that is connected with the lead-out terminal 34 of above-mentioned ignition transformer, in this rearward end with can be freely insert with installing and removing and form the deflection division that is easy to deflection between the insertion connecting portion that connects above-mentioned voltage supply side end 13.With Fig. 4 is example, suitable with deflection division at the appreciable necking part of the connector that is made of plug contact 35 39.
In 1 form of implementation, above-mentioned cylindrical portion 33 is same with external box of microvave 21, is made of insulating materials and the high polybutylene terephthalate (PBT) resin (PBT resin) of hear resistance.In addition, in another form of implementation, above-mentioned cylindrical portion 33 is same with external box of microvave 21, is made of insulating materials and the high poly-p-phenylene sulfide resin (PPS resin) of hear resistance.
Be fixed in the state of external box of microvave 21 with the connecting portion of lead-out terminal 34 though connector 35 also can be served as reasons, preferably for example be fixed in the internal face 36 of cylindrical portion 33 as shown in Figure 5.That is, the part of connector 35 is configured in the cylindrical portion 33, and is fixed in the internal face 36 of cylindrical portion 33.The fixing of connector 35 relative cylindrical portion 33 can be by enforcements such as machinery cooperations, but preferably use bonding agent 37 to implement as shown in Figure 5.At this moment, lead-out terminal 34 relative predetermined fixed connect in the connector 35 of cylindrical portion 33.Perhaps, the fixing of the installation of connector 35 relative lead-out terminals 34 and relative cylindrical portion 33 also can be implemented simultaneously.Here, example illustrates from casing 20 and makes cylindrical portion 33 protrude more occasion, but under another form, it is less that cylindrical portion is protruded, or be in cylindrical portion 33 simultaneously is set with tank surface as shown in Figure 27, or with cover 150 dual-purpose cylindrical portion shown in Figure 26, such as shown in figure 28, with the hole portion of bottom of semicircle tubular or cover cylindraceous 150 that is located at as the internal face of cylindrical portion 33, configurable connector 35.
In addition, when using bonding agent 37 that connector 35 is bonded to the internal face 36 of cylindrical portion 33, for example Fig. 6 and as shown in Figure 7 preferably is set to recess 38 internal face 36 of cylindrical portion 33 in advance.This recess 38 becomes the bonding agent groove, and for example the axial formation of cylindrical portion 33 is a plurality of relatively.Fig. 6 and Fig. 7 illustrate the state of 4 recesses 38 of axial formation of relative cylindrical portion 33, but its quantity do not limit especially, also can be more than 2～3 or 5.Like this, be set to the internal face 36 of cylindrical portion 33, can stablize and equably the bonding agent 37 of q.s is supplied between the internal face 36 of connector 35 and cylindrical portion 33 by the recess 38 that will become the bonding agent groove.Therefore, cylindrical portion 33 is stablized and bonding securely connector 35 relatively.
By like this connector 35 fixing (or bonding) being arrived cylindrical portion 33,, also can guarantee lead-out terminal 34 and the connective stability of connector 35 and the connective stability of connector 35 and sparking electrode 11 even in the occasion of carrying out the plug of sparking electrode 11 repeatedly.That is, the connector 35 that uses bonding agent 37 grades to be fixed to cylindrical portion 33 remains in external box of microvave 21 securely, even in the occasion of carrying out the plug of sparking electrode 11 repeatedly, also can be suppressed at the generation of the bad connection of each connecting portion.Specifically, can suppress the generation and rising that is connected resistance etc. of lead-out terminal 34 that the plug of sparking electrode 11 causes and the bad connection of connector 35.In addition, for the voltage supply side end 13 of sparking electrode 11 and the connecting portion of connector 35, can obtain good electrical connection more reliably.
In addition, the cylindrical portion 33 of being located at external box of microvave 21 not only has the function as the configuration portion of connector 35, and the protection member that can be used as connector 35 works.With the occasion of cylindrical portion 33, for example as shown in Figure 8, be suitable for the such cylindrical portion 33 that to accommodate connector 35 integral body as the guard block of connector 35.Cylindrical portion 33 shown in Figure 8 has all drums of covering connector 35, in the occasion that certain power is applied to connector 35 from the outside, also can prevent generations such as the breakage of connector 35 and bad connection.The structure of such cylindrical portion 33 particularly effective in the occasion that disposes spark plug 10 described later and high-voltage generating device 20 with leaving.
At above-mentioned connector 35, freely insertion formation connects the voltage supply side end 13 of the sparking electrode 11 of using connector and inserts the connection structure (directly connection structure) of 13 ground, the voltage supply side end acquisition insertion way of contact of sparking electrode 11, the then splicing ear of the non-crimp type of non-compression of applicable various structures with installing and removing.In this form of implementation, plug contact is used for connector 35.It is distolateral that the connector 35 that is made of plug contact is fixed in one with lead-out terminal 34, the voltage supply side end 13 of sparking electrode 11 can freely be inserted with installing and removing remain in that another is distolateral.The rearward end of connector 35 forms the connecting portion that is connected with the lead-out terminal 34 of ignition transformer, this rearward end with can be freely insert the deflection division that formation between the insertion connecting portion that is connected voltage supply side end 13 is easy to deflection with installing and removing.With Fig. 8 is example, and the necking part of seeing in the connector 35 that is made of plug contact 39 is suitable with this deflection division.
Then, as shown in Figure 2, the connector 35 that for example is made of plug contact is inserted in the voltage supply side end 13 of the sparking electrode 11 of spark plug 10, is that cylindrical portion 33 cooperates with the recess 15 of end of being located at insulation electroceramics 14 with the connector installation portion of high-voltage generating device 20, thereby mechanically engages spark plug 10 with high-voltage generating device 20 and be electrically connected.The voltage supply side end 13 of sparking electrode 11 constitutes the structure that is connected that inserts the way of contact with connector (plug contact etc.) 35, directly is not electrically connected by high-tension cable and sleeve and other places.As this connector 35, the shape of insertion connecting portion of can be freely inserting the voltage supply side end 13 of sparking electrode 11 forms cylindric with installing and removing substantially, or uses the cardinal principle polygon of hexagonal tubular etc. as shown in figure 29 like that.In addition, as Figure 30, as shown in Figure 31, the above-mentioned insertion connecting portion of connector 35 can use its sidewall sections to be processed into the connecting portion of mountain valley shape.The processing of such mountain valley shape can be when becoming raw-material sheet material and form the tabular component of regulation shape by stamping-out or become bowlder etc. at the tabular component that makes stamping-out and form.When the connector 35 of such mountain valley processing had been carried out in use, the insertion of voltage supply side end 13 was easy, and, can make to be difficult for extracting by elastic force.In addition, carry out embossing processing shown in figure 32 like that, or carry out annular knurl to process as shown in figure 33 like that and form concavo-convex in the inboard of the insertion connecting portion of cardinal principle polygons such as cylindric or hexagonal tubular substantially.Concavo-convex by such formation, can positively be connected with sparking electrode 11 connector 35.Like this concavo-convex by forcing press when becoming the tabular component of raw-material sheet material stamping-out regulation shape, or make the tabular component of stamping-out become formation such as bowlder.
, make voltage by ignition transformer 23, thereby produce high voltages with in the discharge ignition apparatus 1 at such burner at lead-out terminal 34 from the boost in voltage of power supply terminal 27 inputs to regulation by high-voltage generating device 20.This high voltage is applied to the sparking electrode 11 of spark plug 10 from lead-out terminal 34, produces sparks from the spark discharge side end 12 of sparking electrode 11.Burner catches fire gas burner and kerosene burner etc. with discharge ignition apparatus 1 by the spark that the spark discharge side end 12 of this sparking electrode 11 produces.
As described above, the burner of this form of implementation with discharge ignition apparatus 1 owing to directly be not electrically connected the sparking electrode 11 of spark plug 10 and the lead-out terminal 34 of high-voltage generating device 20 by high-tension cable and other places, so, can prevent the generation of the capacitive component that high-tension cable etc. causes.Like this, because the voltage that takes place at high-voltage generating device 20 is applied to the spark discharge side end 12 of sparking electrode 11 unattenuatedly, so, can be well and positively produce spark.That is, can suppress the bad generation of catching fire significantly.
And, sparking electrode 11 at spark plug 10 uses the voltage supply side end 13 of sparking electrode 11 to use connector as directly being connected with the connecting portion of the lead-out terminal 34 of high-voltage generating device 20, simultaneously, be suitable for the connection structure of the insertion way of contact that the voltage supply side end 13 of this sparking electrode 11 is inserted the connector 35 of the plug contact that is connected to the leading section that is installed on lead-out terminal 34 etc., so, can improve the reliability of electrical connection of sparking electrode 11 and lead-out terminal 34 significantly.Promptly, the voltage supply side end 13 of sparking electrode 11 by the connector 35 of plug contact etc. firmly and also reliability keep well, so, for example can suppress to add the increase etc. of the contact resistance of the connecting portion that vibration brings, can suppress the decline of flash-over characteristic thus.
In addition, the sparking electrode 11 of spark plug 10 can freely carry out with the mounting or dismounting of the sparking electrode 11 of the connecting portion of the insertion contact structure of the lead-out terminal 34 of high-voltage generating device 20, so, can easily pull down from these connecting portions.Therefore, even the occasion of problem for example takes place spark plug 10 and the either party in the high-voltage generating device 20, also can easily only change a wherein side.It is easy that this not only can make in the repairing that the place is set of burner, and can reduce repair cost etc.
By constituting external box of microvave 21 and cylindrical portion 33 by insulating materials and the high polybutylene terephthalate (PBT) resin (PBT resin) of hear resistance, even thereby it is configured to position near ignition location, also thermogenetic distortion, deterioration can be prevented, and durability can be guaranteed.In addition, by constituting external box of microvave 21 and cylindrical portion 33 by insulating materials and the high poly-p-phenylene sulfide resin (PPS resin) of hear resistance, even thereby it being configured to position near ignition location, also can prevent from can guarantee durability by thermogenetic distortion, deterioration.
Below, with reference to Fig. 9 and Figure 10 2nd embodiment of burner of the present utility model with discharge ignition apparatus is described.Adopt same-sign, clipped explanation for the part identical with Fig. 1 and Fig. 2.
Burner shown in Figure 9 is set to the burner body with the spark plug 10 of discharge ignition apparatus 50 by sectional fixture 51.Like this, in the occasion that spark plug 10 is set to the burner body, the burner of this form of implementation forms sparking electrode 11 and lead-out terminal 34 with discharge ignition apparatus 50 and directly is connected structure, high-voltage generating device 20 is electrically connected spark plug 10 relatively, and mechanically engage, so, can high-voltage generating device 20 be installed on burner noumenally to its supporting.That is,, can support burner discharge ignition apparatus 50 integral body by only spark plug 10 being installed on the burner body.Like this, can reduce burner with the component costs of discharge ignition apparatus 50 and installation cost etc.The concrete direct structure and same that is connected of sparking electrode 11 and lead-out terminal 34 based on its effect and above-mentioned the 1st form of implementation.
In addition, as shown in figure 10, even in the occasion of spark plug 10 and high-voltage generating device 20 of having to dispose with leaving, 20 of spark plug 10 and high-voltage generating devices have the sparking electrode 11 of mechanical strength, in other words by supporting mechanically, high-voltage generating device 20 engages with sparking electrode 11, so by only spark plug 10 being installed on the burner body, it is all with discharge ignition apparatus 50 to support burner.With in the discharge ignition apparatus 50, the mid portion of sparking electrode 11 forms the exposed division 16 of electroceramics 14 protections of can't help to insulate at burner shown in Figure 10.The burner shown in Figure 10 sparking electrode 11 of discharge ignition apparatus 50 and the concrete direct structure and same that is connected of lead-out terminal 34 based on its effect and above-mentioned the 1st form of implementation.
As Fig. 9 and shown in Figure 10, high-voltage generating device 20 be not installed on the burner body, only spark plug 10 is being arranged at the occasion of burner body, promptly the attachment plug 54 of 3 terminals is effective to use the attachment plug 54 with power supply terminal 52 and ground terminal 53.Connect connector at attachment plug 54 with power line and ground wire.Ground terminal 53 is connected in ground connection pin 31 by circuit unit 26.Power supply terminal 52 is same with above-mentioned the 1st form of implementation, is electrically connected on the connecting pin 32,32 of secondary coil by circuit unit 26.
Like this,, thereby do not need separately ground connection pin 31 is not connected in burner body etc. by attachment plug 54 ground connection of using 3 terminals, so, the needed cost of ground connection (installation cost) of high-voltage generating device 20 can be reduced.In addition, by the attachment plug 54 that uses 3 terminals, ground terminal 53 is configured on the same one side with external box of microvave 21 with power supply terminal 52, thereby can makes high-voltage generating device 20 miniaturizations.This can reduce the be provided with area of burner with discharge ignition apparatus 50, reduces the consideration of the design of burner side.
Below, with reference to Figure 11, Figure 12, and Figure 13 illustrate that the utility model burner is with the 3rd form of implementation of discharge ignition apparatus.Adopt same-sign for the part identical, omit part explanation with Fig. 1～Fig. 4.
Figure 11 and burner shown in Figure 12 have the structure of the occasion that spark plug 10 and high-voltage generating device 20 are set with being suitable for leaving with discharge ignition apparatus 60.That is, spark plug 10 is installed on positions nearby such as gas burner.On the other hand, high-voltage generating device 20 can be arranged at the space of vacating in the burner etc., and in such occasion, spark plug 10 leaves setting with high-voltage generating device 20.Use in the discharge ignition apparatus 60 at Figure 11 and burner shown in Figure 12, use to have corresponding to the sparking electrode 11 of spark plug 10 with the length of the distance of high-voltage generating device 20.
That is, sparking electrode 11 has the length between the position of being provided with that can connect spark plug 10 and high-voltage generating device 20.For this reason, spark discharge side end 12 sides of sparking electrode 11 and above-mentioned form of implementation are protected by the electroceramics 14 that insulate equally, but form the exposed division of not protected by insulation electroceramics 14 16 with the part that is provided with apart from correspondingly prolongation.As by shown in the above-mentioned form of implementation like that, though also can directly use sparking electrode 11 with such exposed division 16, but become the reason of capacitive component and noise generation owing to the exposed division 16 of sparking electrode 11, so, preferably as Figure 11 and as shown in Figure 12 by the exposed division 16 of insulation tube 61 covering sparking electrodes 11.
Insulation tube 61 is formed by the ceramic material of hear resistances such as aluminium oxide and insulating properties, has the internal diameter bigger than the diameter of sparking electrode 11.In addition, the length of insulation tube 61 is corresponding with the length of the exposed division 16 of sparking electrode 11.The exposed division 16 of sparking electrode 11 inserted lead in such insulation tube 61, simultaneously, the voltage supply side end 13 of sparking electrode 11 inserted be connected to the connector 35 that for example constitutes by plug contact.Insulation tube 61 since have than sparking electrode 11 internal diameter, so, between the outer peripheral face of the internal face of insulation tube 61 and sparking electrode 11, form the space.Sparking electrode 11 and connector 35 be connected (directly connecting) structure and same based on its effect and aforementioned form of implementation.In addition, the two ends of insulation tube 61 recess 15 that is matched with insulation electroceramics 14 respectively carries out mechanical engagement with the inboard of the cylindrical portion 33 of high-voltage generating device 20.
As described above, between the outer peripheral face of the exposed division 16 of the internal face of insulation tube 61 and sparking electrode 11, the space is set, around the exposed division 16 of sparking electrode 11, forms air layer (dielectric constant=1) by this space.Suppress the generation of the capacitive component that the exposed division 16 of sparking electrode 11 causes according to this air layer, so, the decline of discharge voltage can be suppressed.In addition, can prevent generation from the noise of the exposed division 16 of sparking electrode 11 by the exposed division 16 that covers sparking electrodes 11 by insulation tube 61, so, can prevent to be present in the misoperation of the control electronics such as microcomputer of approximated position.In addition, insulation tube 61 works as the auxiliary part that engages of spark plug 10 with the machinery of high-voltage generating device 20, so, for example can improve supporting precision at the high-voltage generating device 20 of the occasion that only spark plug 10 is installed on the burner body.
, the burner of gas heater unit in recent years etc. requires slimming (low level) because the restriction in place is set.Occasion in the water heater unit that burner is installed on slimming with discharge ignition apparatus etc. not only needs to be provided with spark plug 10 and high-voltage generating device 20 with leaving, and must dispose sparking electrode 11 circuitously sometimes.In such occasion, as shown in Figure 13, the burner with tortuous sparking electrode 11 is effective with discharge ignition apparatus 60.Discharge ignition apparatus 60 shown in Figure 13 has the sparking electrode 11 of the face that the is provided with orthogonal ground warpage of the relative high-voltage generating device 20 of the installation direction that can make spark plug 10.By using such burner with discharge ignition apparatus 60, also can adapt to the burners such as water heater unit of slimming.
In addition, the exposed division 16 of sparking electrode 11 is the border with its zigzag part, is covered by the 1st insulation tube 62 and the 2nd insulation tube 63.That is, the major part of the exposed division 16 of Qu Zhe sparking electrode 11 is covered by the 1st insulation tube 62 and the 2nd insulation tube 63.Like this, by using a plurality of insulation tubes 62,63, thereby can cover the major part of tortuous sparking electrode 11 by insulation tube 62,63.Like this, the occasion at least a portion of the exposed division 16 that is covered sparking electrodes 11 by insulation tube 62,63 also embodies effect.Though it is all also can to cover sparking electrodes 11 by insulation electroceramics 14, in such structure, can not adapts to and dispose the such occasion of sparking electrode 11 circuitously.
As described above, in the occasion that burner is installed on the burners such as water heater unit of slimming with discharge ignition apparatus 60, by using the sparking electrode 11 of length circuitously, can easily dispose burner discharge ignition apparatus 60 with a certain degree.In such occasion, by covering at least a portion of the exposed division 16 of sparking electrodes 11, thereby can suppress the capacitive component that exposed division 16 causes and the generation of noise by insulation tube 62,63.In addition, in the occasion that makes sparking electrode 11 complications, by only spark plug 10 being installed on the burner body, it is all with discharge ignition apparatus 60 to support burner.62,63 pairs of insulation tubes are kept this bearing state and are also played effect.In addition, at the burner discharge ignition apparatus 60 of such formation, can use the attachment plug 54 with power supply terminal 52 and ground terminal 53 effectively is the attachment plug 54 of 3 terminals.
The following describes the 4th form of implementation of the present utility model.Figure 14 and Figure 15 illustrate the formation of the burner of the utility model the 4th form of implementation with discharge ignition apparatus.In these figure, symbol 110 is a spark plug, and symbol 120 is a high-voltage generating device, by connecting these high-voltage generating devices 120 and spark plug 110, thereby constitutes burner with discharge ignition apparatus 100.Burner for example is used for such gas-fired utensil of gas burner and gas water heater and such various burners such as Wick lifter of kerosine burner tool of kerosene water heater and kerosene fan with discharge ignition apparatus 100.
The voltage supply side end 113 of sparking electrode 111 is used as and 134 direct-connected connections of connector of high-voltage generating device 120 described later uses connector, and taper is processed in its front end chamfering.Like this, spark plug 110 sides are used connector with the voltage supply side end 113 of sparking electrode 111 as directly connecting.
High-voltage generating device 120 has the external box of microvave 121 that is made of insulating materials.The auxiliary section 122 that is used for high-voltage generating device 120 is fixed to the assigned position of burner body 140 in the arranged outside of this external box of microvave 121.In this form of implementation, this auxiliary section 122 is made of 2 protuberances that the lateral surface from external box of microvave 121 is provided with projectedly.In addition, can form the conical surface respectively at these protuberances, side view shown in Figure 14 becomes triangle substantially with easily mounting and dismounting.External box of microvave 121 preferably is made of one such as injection mouldings with auxiliary section 122.Externally accommodate ignition transformer 23 in the casing 121 and electronic units such as diode and resistor 24 are installed on the circuit unit 26 of printed circuit board (PCB) 25.Circuit unit 26 is electrically connected with the power supply terminal 27 of the following side of being located at external box of microvave 21.
In a form of implementation, said external casing 121 is made of insulating materials and the high polybutylene terephthalate (PBT) resin (PBT resin) of hear resistance.As this polybutylene terephthalate (PBT) resin (PBT resin), preferably use the reinforcement PBT resin added glass fibre (for example about 5%).Like this, by constituting external box of microvave 121 by insulating materials and the high polybutylene terephthalate (PBT) resin (PBT resin) of hear resistance, even thereby external box of microvave 121 is configured to ignition location, also can prevent by thermogenetic distortion, deterioration, and can guarantee durability.
In another form of implementation, said external casing 121 is made of insulating materials and the high poly-p-phenylene sulfide resin (PPS resin) of hear resistance.By constituting external box of microvave 121, thereby, also can prevent by thermogenetic distortion, deterioration, and can guarantee durability even external box of microvave 121 is configured to position near ignition location by the high poly-p-phenylene sulfide resin (PPS resin) of insulating materials and hear resistance.
The centre bores that the magnetic core 28 of the iron core of ignition transformer 23 by will reel primary winding (first siding ring) etc. is inserted the bobbin 29 that leads to the secondary coil of having reeled constitute.At bobbin 29 connecting pin 32,32 that output pin (lead-out terminal) 30 that secondary coil uses and ground connection pin 31 and primary winding are used is set.The primary winding of ignition transformer 23 is connected to power supply terminal 27 by connecting pin 32 and circuit unit 26.One end of secondary coil is connected to output pin 30, and the other end is grounding to burner body 140 etc. by ground connection pin 31.Though omitted diagram, in fact externally enclosed resin-sealed dose of polyurethane resins etc. in the casing 21.
Externally the upper side of casing 121 is convexly equipped with the cylindrical body 133 of the installation portion that becomes spark plug 110.The internal communication of cylindrical body 133 and external box of microvave 121, configuration connector 134 in this cylindrical body 133.
In a form of implementation, above-mentioned cylindrical body 133 is same with external box of microvave 121, is made of insulating materials and the high polybutylene terephthalate (PBT) resin (PBT resin) of hear resistance.In addition, in another form of implementation, above-mentioned cylindrical body 133 is same with external box of microvave 121, is made of insulating materials and the high poly-p-phenylene sulfide resin (PPS resin) of hear resistance.By constituting cylindrical body 133 by the high polybutylene terephthalate (PBT) resin (PBT resin) of insulating materials and hear resistance or insulating materials and the high poly-p-phenylene sulfide resin (PPS resin) of hear resistance, even thereby cylindrical body 133 is configured to position near ignition location, also can prevent by thermogenetic distortion, deterioration, and can guarantee durability.
This connector 134 is provided with to cylindrical body 133 from external box of microvave 121 is projecting inward interiorly, and this rearward end 135 is electrically connected the output pin 30 of secondary coils.In addition, the front at connector 134 is provided with pressure contact portion 136 and the guide part 137 that is positioned at the front (inserting side of the voltage supply side end 113 of sparking electrode 111) of this pressure contact portion 136.This guide part 137 is provided with projectedly from the leading section of cylindrical body 133.
As Figure 16～18 amplifications illustrated, in this form of implementation, one constituted above-mentioned connector 134 by the flat board that is made of the bronze as conductive material is processed.Pressure contact portion 136 forms cylindric substantially, inserts the voltage supply side end 113 of (being pressed into) sparking electrode 111, with 113 crimping of voltage supply side end, thereby can constitute status of electrically connecting.In addition, the guide part 137 that is arranged in the front (inserting side of the voltage supply side end 113 of sparking electrode 111) of this pressure contact portion 136 is made of a plurality of (is 4 in this form of implementation) prerotation vane 138.
On the other hand, the rearward end 135 that is connected with the output pin 30 of secondary coil forms cylindric substantially.A part that is formed on cylindrical portions may between these rearward end 135 and pressure contact portion 136 forms otch and is easy to the deflection division 139 of deflection.Deflection division 139 is easy to deflection ground and forms by otch, in addition, for example also can can't help shape to obtain this effect, but be formed by the method for annealing etc., or be formed by necking part etc. as described above.
Above-mentioned prerotation vane 138 forms petal-shaped towards radial outside with expanding.When inserting voltage supply side end 113, voltage supply side end 113 is constituted towards pressure contact portion 136 guiding ground by the conical surface that forms with these prerotation vanes 138.Therefore, even have the occasion of the position skew of central shaft at sparking electrode 111 and connector 134, voltage supply side end 113 also is contacted with prerotation vane 138, slide along this conical surface, and by pressure contact portion 136 guiding, so, can easily connect it.In addition, by making above-mentioned deflection division 139 deflections, guide part 137 and pressure contact portion 136 swing heads ground move to a certain degree, like this, even the occasion that exists the position of central shaft to be offset at sparking electrode 111 and connector 134 also can easily connect.
Thereby above-mentioned pressure contact portion 136 is for carrying out the structure of strain and 113 crimping of voltage supply side end towards periphery direction expansion ground, its internal diameter slightly littlely is set than voltage supply side end 113 external diameters.For this reason,, then there is the occasion of the position skew of central shaft, it is connected very difficulty at sparking electrode 111 and connector 134 as the guide part 137 that is made of a plurality of prerotation vanes 138 is set.The quantity of prerotation vane 138 is not limited to 4, is to get final product more than 2, is preferably in more than 3.On the other hand, when the quantity of prerotation vane 138 excessively increased, manufacturing process was complicated, and the intensity of each prerotation vane 138 descends.For this reason, the quantity of prerotation vane 138 is preferably about 2～8, is that 3～6 left and right sides are better.
Above-mentioned connector 134 is cylindric by being processed into as the plate bending that the phosphor bronze of the shape Figure 19 illustrates enlargedly constitutes, and enlarges partly the carrying out bending machining of prerotation vane 138 and constitute towards the periphery direction.As described above, form the structure that crimping is carried out in pressure contact portion 136 and voltage supply side end 113 by the strain of pressure contact portion 136.For this reason, the thickness of above-mentioned flat board need also can be guaranteed enough elastic forces when carrying out repeatedly slotting the taking off of voltage supply side end 113.Therefore, the thickness of slab of above-mentioned flat board more than 0.15mm, is preferably in more than the 0.25mm at least, and is better more than 0.3mm.By using the flat board of such thickness,, also can keep the crimped status of pressure contact portion 136 and voltage supply side end 113 well even after slotting the taking off of carrying out repeatedly.
As Figure 14, as shown in Figure 15, clamp at burner body 140 external box of microvave 121 both sides be provided for installing the anchor clamps 141,142 of the external box of microvave 121 of high-voltage generating device 120.Wherein, be located at the left lateral sides of anchor clamps 141 supporting external box of microvave 121 in the left side of Figure 14, Figure 15.In addition, the anchor clamps 142 of being located at the right side have the shape of the word of falling L shape, the supporting external box of microvave 121 the side, right side and above.In addition, anchor clamps 142 are corresponding with the protuberance of above-mentioned auxiliary section 122, and 2 openings 143 that insert these protuberances are set.
When high-voltage generating device 120 is installed on burner body 140, at first, below Figure 14, insert high-voltage generating device 120 (external box of microvave 121) 141,142 of sectional fixtures.Then, high-voltage generating device 120 is slided,,, insert high-voltage generating device 120 (move the top in the figure) up to state shown in Figure 15 from state shown in Figure 14 along anchor clamps 141,142.Like this, the protuberance of the auxiliary section 122 of external box of microvave 121 is coupled in the opening 143, and external box of microvave 121 (high-voltage generating device 120) is fixedly attached to burner body 140.
In addition, when inserting said external casing 121, the voltage supply side end 113 of the sparking electrode 111 of spark plug 110 is inserted into connector 134, connects.At this moment, the central shaft of voltage supply side end 113 and connector 134 may cause the position skew slightly by manufacturing tolerance etc.In addition, in the time of in the protuberance with auxiliary section 122 is coupled to opening 143, external box of microvave 121 is pushed to the anchor clamps 141 of opposition side, and voltage supply side end 113 produces the position skew with the central shaft of connector 134.Even there is the position skew of such central shaft, in this form of implementation, utilize the guide part 137 that constitutes by a plurality of prerotation vanes 138 to lead towards 136 pairs of voltage supply sides of pressure contact portion end 113.In addition, the position deflection of the deflection division 139 of guide part 137 and pressure contact portion 136, thus head is swingingly moved, so, can easily insert voltage supply side end 113.
As described above, burner body 140 is fixed, is supported on to high-voltage generating device 120, simultaneously, the sparking electrode 111 of spark plug 110 and high-voltage generating device 120 stay out of ground such as high-tension cable or sleeve and directly are electrically connected., as described above,, in the time of in the protuberance with auxiliary section 122 is coupled to opening 143, external box of microvave 121 is pressed to anchor clamps 141 sides in the occasion that high-voltage generating device 120 is installed on burner body 140.Then, voltage supply side end 113 produces in this press direction with the position skew of the central shaft of connector 134.For this reason, as shown in Figure 18, preferably make the direction of offset direction, above-mentioned position (among the figure shown in the arrow) and the deflection division 139 of connector 134 consistent or dispose connector 134 as shown in Figure 18 towards becoming direction antithesis (making the direction after the direction of the deflection division 139 among the figure is returned turnback).That is, deflection division 139 is made of flat board, so, main towards this dull and stereotyped thickness direction deflection.Become along the offset direction, position by the deflection direction that makes this deflection division 139, thereby when inserting voltage supply side end 113, make deflection division 139 deflections the fore-end swing head of connector 134, voltage supply side end 113 is inserted easily.
, make by the ignition transformer 23 of high-voltage generating device 120 to rise to the voltage of regulation, thereby in connector 134, produce high voltage with in the discharge ignition apparatus 100 at such burner from the voltages of power supply terminal 27 inputs.This high voltage is applied to the sparking electrode 111 of spark plug 110 from connector 134, produces sparks from the spark discharge side end 112 of sparking electrode 111.Burner catches fire gas burner and kerosene stove etc. with discharge ignition apparatus 100 by the spark that the spark discharge side end 112 of this sparking electrode 111 produces.As shown in Figure 15, burner is being installed on discharge ignition apparatus 100 under the state of burner body 140, in the above, the front panel of install combustion utensil for example.Burner is covered by front panel with discharge ignition apparatus 100 and burner body 140.At this moment, in the burner of the slimming that reduces all thickness of burner, front panel and burner may narrow down with the interval between the discharge ignition apparatus 100.Such occasion, for example and as shown in Figure 21 as Figure 20, preferably get involved between connector 134 and the front panel externally casing 121 cover 150 that forms shapes such as semicircle tubular is set.Like this, by cover 150 is set, can prevent between connector 134 and front panel, to produce the discharge of not expecting between connector 134 and front panel.
In a form of implementation, above-mentioned cover 150 is same with external box of microvave 121, is made of insulating materials and the high polybutylene terephthalate (PBT) (PBT) of hear resistance.In another form of implementation, above-mentioned cover 150 is same by insulating materials and high poly-p-phenylene sulfide resin (PPS resin) formation of hear resistance with external box of microvave 121.Cover 150 by constituting, thereby, also can prevent to guarantee durability by thermogenetic distortion, deterioration even will cover 150 positions that are configured near ignition location by insulating materials and the high polybutylene terephthalate (PBT) resin (PBT resin) of hear resistance.In addition, by constituting cover 150, thereby, also can prevent to guarantee durability by thermogenetic distortion, deterioration even it is configured to position near ignition location by the high poly-p-phenylene sulfide resin (PPS resin) of insulating materials and hear resistance.
, as described above, the rearward end 135 of connector 134 is connected with the output pin 30 of secondary coil.The rearward end 135 of such connector 134 and being connected of the output pin 300 of secondary coil, used fixing for example used immobilization material such as soft solder to carry out.In this occasion, Figure 22, as shown in Figure 23 for example, a part that is preferably in pressure contact portion 136 sides of rearward end 135 is provided with the otch 160 that immobilization material imports usefulness.When like this when rearward end 135 is provided with otch 160, soft solder etc. have mobile immobilization material and simply and reliably enter the inboard of rearward end 135.Like this, can improve the operation of the solder etc. of fixed operation, simultaneously, the reliability of standing part also improves.
Particularly when as described above around connector 134 when the cover 150 of semicircle tubular is set, the gap smaller that flatiron enters, the operation variation is so immobilization material is set as described above, and to import the otch 160 of usefulness very important.In this occasion, be not limited to the symmetrical like that shapes of otch 160 of Figure 22, immobilization material shown in Figure 23 importing usefulness.For example Figure 24, as shown in Figure 25 is provided with the otch 160 that immobilization material imports usefulness with can being partial to either party's side.In addition, such as shown in figure 26, when when cover 150 open side ground is provided with the otch 160 of immobilization material importing usefulness, can further improve operation.; in the above description; the shape of connector 134 (the particularly shape of pressure contact portion 136 and rearward end 135) is illustrated cardinal principle occasion cylindraceous, but connector 134 for example as shown in Figure 34, also can form the polygonal tubulars of cardinal principle such as hexagonal tubular.
As described above, the burner of this form of implementation directly is electrically connected the sparking electrode 111 of spark plug 110 and the connector 134 of high-voltage generating device 120 with discharge ignition apparatus 100 obstructed too high voltages cables and other places.For this reason, can prevent the generation of the capacitive component that high-tension cable etc. causes.Like this, the voltage that is taken place by high-voltage generating device 120 can be added in the spark discharge side end 112 of sparking electrode 111 unattenuatedly, can be well and flashing reliably.That is, can suppress the bad generation of catching fire significantly.In addition, being connected also of the connector 134 of the sparking electrode 111 of spark plug 110 and high-voltage generating device 120 easily carries out when high-voltage generating device 120 is fixed in burner body 140 simultaneously.
In addition, the connector 134 of high-voltage generating device 120 has the guide part 137 of a plurality of prerotation vanes 138 formations that lead towards the voltage supply side end 113 of 136 pairs of sparking electrodes 111 of pressure contact portion.Like this, even the voltage supply side end 113 at sparking electrode 111 produces the occasion of the position skew of central shaft with connector 134, also can be easily the voltage supply side end 113 of sparking electrode 111 be inserted into connector 134, can improves the operating efficiency of its assembling operation.
In addition, the complex structure of the connector 134 of above-mentioned structure for example, can by manufacturings easily such as bending machining, can not cause the increase of manufacturing cost with the metal plate stamping-out for the regulation shape.
In addition, the sparking electrode of spark plug 110 11 with high-voltage generating device 120 owing to can freely install and remove, so, can easily it be pulled down.Therefore, for example the either party in spark plug 110 and high-voltage generating device 120 produces the bad occasion of catching fire, and also can easily only change a certain side.It is easy that this not only can make in the repairing that the place is set of burner, and can reduce repair cost etc.
In addition, configuration cover 150 between connector 134 and front panel.Like this, even high-voltage generating device 120 is configured in the small space of burner body 140 and front panel of burner of low level, also can prevent the discharge that generation is not expected between the plate and connector 134 in front.Like this, can be well and produce spark reliably, so, can suppress the bad generation of catching fire significantly.The prerotation vane 138 of connector 134 extends towards lateral direction with petal-shaped.For this reason, in the metal of the applying high voltage part is the leading section of the prerotation vane 138 of front panel side with the approaching part of front panel, in the easiest generation discharge of this part.Since this part be provided with the cover 150, so, can prevent effectively and front panel between discharge.In addition, between sparking electrode 111 and front panel, produce such occasion of discharge, between sparking electrode and front panel, be provided with the same cover of cover 150 and get final product.Such cover is not limited to the semicircle tubular, also can be cylindric.In addition, as the 1st～the 3rd form of implementation, cover sparking electrode 111 and cover effective by insulation tube 61 by insulation electroceramics 14.
In above-mentioned form of implementation, illustrated by protuberance and constituted the auxiliary section 122 of being located at high-voltage generating device 120, be coupled to the opening 143 of the anchor clamps 141,142 of being located at burner body 140, high-voltage generating device 120 be fixed in the occasion of the formation of burner body 140.Yet the utility model is not limited to such formation, and the formation of auxiliary section 122 also can be any formation.For example, also can constitute the auxiliary section 122 of external box of microvave 121, protuberance is set, make its cooperation in anchor clamps 141,142 sides by recess.According to such formation, do not need screw fixing etc., can easily carry out the mounting or dismounting of high-voltage generating device 120 relative combustion apparatus bodies 140.On the other hand, for example also available screw is fixed in burner body 140 with high-voltage generating device 120.
Claims (31)
1. a burner discharge ignition apparatus is characterized in that: have spark plug and high-voltage generating device; This spark plug has sparking electrode, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end; This high-voltage generating device has makes supply voltage ignition transformer that boosts and the connector that is connected with the lead-out terminal of this ignition transformer, and above-mentioned connector can freely insert the above-mentioned voltage supply side end of above-mentioned sparking electrode with installing and removing.
2. a burner discharge ignition apparatus is characterized in that: have spark plug and high-voltage generating device; This spark plug has sparking electrode and insulation electroceramics, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end, and this insulation electroceramics is protected above-mentioned sparking electrode; This high-voltage generating device has external box of microvave, ignition transformer, lead-out terminal, reaches connector, and this ignition transformer is contained in the said external casing and has primary winding and the secondary coil that supply voltage is boosted; This lead-out terminal is connected to the secondary coil of above-mentioned ignition transformer, and this connector is installed on the front of above-mentioned lead-out terminal and can freely inserts the above-mentioned voltage supply side end that connects above-mentioned sparking electrode with installing and removing.
3. burner discharge ignition apparatus according to claim 2; it is characterized in that: above-mentioned sparking electrode has not by the exposed division of above-mentioned insulation electroceramics protection, and at least a portion of the exposed division of above-mentioned sparking electrode is covered by the insulation tube that separates the void configuration.
4. burner discharge ignition apparatus according to claim 2; it is characterized in that: above-mentioned sparking electrode has not by above-mentioned insulation electroceramics exposed division of protecting and the zigzag part of being located at 1 place of above-mentioned exposed division at least, and at least a portion of above-mentioned sparking electrode is by with above-mentioned zigzag part being the 1st insulation tube and the covering of the 2nd insulation tube that the border separates the configuration of void ground.
5. according to any one described burner discharge ignition apparatus in the claim 1～4, it is characterized in that: at least a portion of above-mentioned connector is configured in the cylindrical portion that is convexly set in the said external casing.
6. burner discharge ignition apparatus according to claim 5 is characterized in that: above-mentioned connector is fixed in the internal face of above-mentioned cylindrical portion.
7. burner discharge ignition apparatus according to claim 6 is characterized in that: the internal face in above-mentioned cylindrical portion is provided with recess, the bonding agent of bonding above-mentioned connector of this recess filling and above-mentioned cylindrical portion.
8. according to any one described burner discharge ignition apparatus in the claim 1～4, it is characterized in that:, use plug contact as above-mentioned connector.
9. according to any one described burner discharge ignition apparatus in the claim 1～4, it is characterized in that: the insertion connecting portion that can freely insert the above-mentioned voltage supply side of connection end in the above-mentioned connector constitutes cylindric or polygonal with installing and removing substantially.
10. burner discharge ignition apparatus according to claim 9 is characterized in that: the inner face at the cylindric or polygonal insertion connecting portion of the cardinal principle of above-mentioned connector is implemented concavo-convex processing.
11. according to any one described burner discharge ignition apparatus in the claim 1～4, it is characterized in that: the rearward end of above-mentioned connector forms the connecting portion that is connected with the lead-out terminal of above-mentioned ignition transformer, this rearward end with can be freely insert the deflection division that formation between the insertion connecting portion that is connected above-mentioned voltage supply side end is easy to deflection with installing and removing.
12. according to any one described burner discharge ignition apparatus in the claim 1～4, it is characterized in that: the rearward end of above-mentioned connector forms the connecting portion that is connected with the lead-out terminal of above-mentioned ignition transformer, can freely form the deflection division that a part is cut between the insertion connecting portion of insertion in this rearward end and above-mentioned voltage supply side end with installing and removing.
13. a burner discharge ignition apparatus has spark plug and high-voltage generating device; This spark plug has sparking electrode, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end; This high-voltage generating device has the connector of the above-mentioned voltage supply side end of the lead-out terminal that makes the ignition transformer that supply voltage boosts and be electrically connected this ignition transformer and above-mentioned sparking electrode; It is characterized in that: above-mentioned connector has pressure contact portion and guide part; This pressure contact portion forms cylindric or polygonal substantially, inserts above-mentioned voltage and supplies with sidepiece, with this voltage supply side end crimping; This guide part is located at the inserting side, above-mentioned voltage supply side end of above-mentioned pressure contact portion, utilizes the conical surface that is formed by a plurality of prerotation vanes that enlarge towards radial outside towards above-mentioned pressure contact portion above-mentioned connection side end to be led.
14. a burner discharge ignition apparatus has spark plug and high-voltage generating device; This spark plug has sparking electrode and insulation electroceramics, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end, and this insulation electroceramics is protected above-mentioned sparking electrode; This high-voltage generating device has the connector of the above-mentioned voltage supply side end of the lead-out terminal that makes the ignition transformer that supply voltage boosts and be electrically connected this ignition transformer and above-mentioned sparking electrode; It is characterized in that: above-mentioned connector has pressure contact portion and guide part; This pressure contact portion forms cylindric or polygonal substantially, inserts above-mentioned voltage and supplies with sidepiece, with this voltage supply side end crimping; This guide part is located at the inserting side, above-mentioned voltage supply side end of above-mentioned pressure contact portion, utilizes the conical surface that is formed by a plurality of prerotation vanes that enlarge towards radial outside towards above-mentioned pressure contact portion to be led in above-mentioned voltage supply side end.
15. burner discharge ignition apparatus according to claim 14; it is characterized in that: above-mentioned sparking electrode have not by above-mentioned insulation electroceramics protection exposed division, at least a portion of the exposed division of above-mentioned sparking electrode is covered by the insulation tube that separates the void configuration.
16. burner discharge ignition apparatus according to claim 14; it is characterized in that: above-mentioned sparking electrode has not by above-mentioned insulation electroceramics exposed division of protecting and the zigzag part of being located at 1 place of above-mentioned exposed division at least, and at least a portion of above-mentioned sparking electrode is by with above-mentioned zigzag part being the 1st insulation tube and the covering of the 2nd insulation tube that the border separates the configuration of void ground.
17. according to any one described burner discharge ignition apparatus in the claim 13～16, it is characterized in that: at least a portion of above-mentioned connector is configured in the cylindrical portion that is convexly set in the said external casing.
18. according to any one described burner discharge ignition apparatus in the claim 13～16, it is characterized in that: at the above-mentioned prerotation vane of above-mentioned guide part setting more than at least 2, these prerotation vanes form towards radial outside expansion ground with petal-shaped.
19. according to any one described burner discharge ignition apparatus in the claim 13～16, it is characterized in that: above-mentioned pressure contact portion and above-mentioned guide part are integrally formed by 1 metallic plate of regulation shape.
20. according to any one described burner discharge ignition apparatus in the claim 13～16, it is characterized in that: the rearward end of above-mentioned connector constitutes cylinder or polygonal substantially substantially, form the connecting portion that is connected with the lead-out terminal of above-mentioned ignition transformer, between this rearward end and above-mentioned pressure contact portion, form the deflection division that is easy to deflection in a general cylindrical shape or a polygonal substantially part.
21. according to any one described burner discharge ignition apparatus in the claim 13～16, it is characterized in that: the rearward end of above-mentioned connector constitutes cylindric substantially or the cardinal principle polygonal, form the connecting portion that is connected with the lead-out terminal of above-mentioned ignition transformer, between this rearward end and above-mentioned pressure contact portion, form the deflection division that is easy to deflection that a general cylindrical shape or the polygonal part of cardinal principle cut.
22. burner discharge ignition apparatus according to claim 21 is characterized in that: above-mentioned deflection division is towards the above-mentioned connector of prescribed direction ground configuration.
23. burner discharge ignition apparatus according to claim 20 is characterized in that: on the part of the above-mentioned pressure contact portion side of the above-mentioned rearward end of above-mentioned connector, otch is set.
24. a burner discharge ignition apparatus has spark plug and high-voltage generating device; This spark plug has sparking electrode, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end; This high-voltage generating device boosts supply voltage by ignition transformer, is applied to above-mentioned spark plug; Above-mentioned high-voltage generating device is configured to the burner body and covers between the front panel of this burner body front; It is characterized in that: have casing, bindiny mechanism, and discharge prevent to use parts; This casing is accommodated above-mentioned ignition transformer, is made of the polybutylene terephthalate (PBT) resin; This bindiny mechanism is provided with projectedly from above-mentioned casing, have pressure contact portion and guide part, be electrically connected the above-mentioned voltage supply side end of the outlet side and the above-mentioned sparking electrode of above-mentioned ignition transformer, this pressure contact portion forms cylindric substantially, insert the above-mentioned voltage supply side end of above-mentioned sparking electrode, with this voltage supply side end crimping, this guide part is located at the inserting side, above-mentioned voltage supply side end of above-mentioned pressure contact portion, by using the conical surface that forms towards a plurality of prerotation vanes of radial outside expansion towards above-mentioned pressure contact portion to be led in above-mentioned voltage supply side end; This discharge prevents to be between above-mentioned bindiny mechanism and the above-mentioned front panel with parts, is used to prevent the discharge that produces from being made of the polybutylene terephthalate (PBT) resin between above-mentioned bindiny mechanism and above-mentioned front panel.
25. burner discharge ignition apparatus according to claim 24 is characterized in that: above-mentioned discharge prevents to form the semicircle tubular substantially with member.
26. according to claim 24 or 25 described burner discharge ignition apparatus, it is characterized in that: at the above-mentioned prerotation vane of above-mentioned guide part setting more than at least 2, these prerotation vanes form towards radial outside expansion ground with petal-shaped.
27. according to claim 24 or 25 described burner discharge ignition apparatus, it is characterized in that: also have discharge and prevent to use member, this discharge prevents to be between above-mentioned connector and the above-mentioned front panel with parts, be used to prevent the discharge that between above-mentioned sparking electrode and above-mentioned front panel, produces from constituting by the polybutylene terephthalate (PBT) resin.
28. a burner discharge ignition apparatus has spark plug and high-voltage generating device; This spark plug has sparking electrode, and an end of this sparking electrode is for producing the spark discharge side end of spark discharge, and the other end is voltage supply side end; This high-voltage generating device boosts supply voltage by ignition transformer, is applied to above-mentioned spark plug; Above-mentioned high-voltage generating device is configured to the burner body and covers between the front panel of this burner body front; It is characterized in that: have casing, bindiny mechanism, and discharge prevent to use parts; This casing is accommodated above-mentioned ignition transformer, is made of the polybutylene terephthalate (PBT) resin; This bindiny mechanism is provided with projectedly from above-mentioned casing, have pressure contact portion and guide part, be electrically connected the above-mentioned voltage supply side end of the outlet side and the above-mentioned sparking electrode of above-mentioned ignition transformer, this pressure contact portion forms cylindric substantially, insert the above-mentioned voltage supply side end of above-mentioned sparking electrode, with this voltage supply side end crimping, this guide part is located at the inserting side, above-mentioned voltage supply side end of above-mentioned pressure contact portion, by using the conical surface that forms towards a plurality of prerotation vanes of radial outside expansion towards above-mentioned pressure contact portion to be led in above-mentioned voltage supply side end; This discharge prevents to be between above-mentioned bindiny mechanism and the above-mentioned front panel with parts, and, be used to prevent the discharge that between above-mentioned bindiny mechanism and above-mentioned front panel, produces from constituting by the poly-p-phenylene sulfide resin.
29. burner discharge ignition apparatus according to claim 28 is characterized in that: above-mentioned discharge prevents to form the semicircle tubular substantially with member.
30. according to claim 28 or 29 described burner discharge ignition apparatus, it is characterized in that: at the above-mentioned prerotation vane of above-mentioned guide part setting more than at least 2, these prerotation vanes form towards radial outside expansion ground with petal-shaped.
31. according to claim 28 or 29 described burner discharge ignition apparatus, it is characterized in that: also have discharge and prevent to use member, this discharge prevents to be between above-mentioned connector and the above-mentioned front panel with parts, be used to prevent the discharge that between above-mentioned sparking electrode and above-mentioned front panel, produces from constituting by the polybutylene terephthalate (PBT) resin.
Applications Claiming Priority (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003035481 | 2003-02-13 | ||
| JP35481/2003 | 2003-02-13 | ||
| JP362020/2003 | 2003-10-22 | ||
| JP2003362020 | 2003-10-22 | ||
| JP408121/2003 | 2003-12-05 | ||
| JP2003408122A JP2005172247A (en) | 2003-12-05 | 2003-12-05 | Discharge igniter for burner |
| JP408122/2003 | 2003-12-05 | ||
| JP2003408121A JP2005172246A (en) | 2003-12-05 | 2003-12-05 | Discharge igniter for burner |
| JP2004010160A JP2005147646A (en) | 2003-02-13 | 2004-01-19 | Discharge ignition device for combustion appliance |
| JP10160/2004 | 2004-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2708123Y true CN2708123Y (en) | 2005-07-06 |
Family
ID=34317728
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004100049300A Pending CN1521451A (en) | 2003-02-13 | 2004-02-13 | Discharge ignition unit for a burner |
| CN 200420001278 Expired - Fee Related CN2708123Y (en) | 2003-02-13 | 2004-02-13 | Discharge ignition unit for burning appliance |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004100049300A Pending CN1521451A (en) | 2003-02-13 | 2004-02-13 | Discharge ignition unit for a burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN1521451A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577065A (en) * | 2020-12-29 | 2021-03-30 | 深圳市鑫洋新能源科技有限公司 | Carbon fiber wire for arc ignition of lighter |
-
2004
- 2004-02-13 CN CNA2004100049300A patent/CN1521451A/en active Pending
- 2004-02-13 CN CN 200420001278 patent/CN2708123Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577065A (en) * | 2020-12-29 | 2021-03-30 | 深圳市鑫洋新能源科技有限公司 | Carbon fiber wire for arc ignition of lighter |
| CN112577065B (en) * | 2020-12-29 | 2023-08-22 | 深圳市鑫洋新能源科技有限公司 | Carbon fiber wire for lighter arc ignition |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1521451A (en) | 2004-08-18 |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050706 Termination date: 20100213 |