CN1075159C - Automatic choke valve device of engine - Google Patents
Automatic choke valve device of engine Download PDFInfo
- Publication number
- CN1075159C CN1075159C CN97102076A CN97102076A CN1075159C CN 1075159 C CN1075159 C CN 1075159C CN 97102076 A CN97102076 A CN 97102076A CN 97102076 A CN97102076 A CN 97102076A CN 1075159 C CN1075159 C CN 1075159C
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- heater element
- accommodation section
- heat conduction
- mentioned
- tenminal block
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M1/00—Carburettors with means for facilitating engine's starting or its idling below operational temperatures
- F02M1/04—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling being auxiliary carburetting apparatus able to be put into, and out of, operation, e.g. having automatically-operated disc valves
- F02M1/06—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling being auxiliary carburetting apparatus able to be put into, and out of, operation, e.g. having automatically-operated disc valves having axially-movable valves, e.g. piston-shaped
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M1/00—Carburettors with means for facilitating engine's starting or its idling below operational temperatures
- F02M1/08—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling becoming operative or inoperative automatically
- F02M1/10—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling becoming operative or inoperative automatically dependent on engine temperature, e.g. having thermostat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M1/00—Carburettors with means for facilitating engine's starting or its idling below operational temperatures
- F02M1/04—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling being auxiliary carburetting apparatus able to be put into, and out of, operation, e.g. having automatically-operated disc valves
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Means For Warming Up And Starting Carburetors (AREA)
- Resistance Heating (AREA)
Abstract
A heat generating element for heating a thermally expanding body of the thermoelement is laterally arranged on the thermoelement through a heat conducting plate to reduce the height of the automatic choke apparatus. The automatic choke apparatus for engine of the present invention is characterized in, a thermoelement 7 is arranged in a case body 1 and a heat generating element 5 is laterally arranged on the thermoelement. The heat conducting plate 14 is additionally provided for conducting heat generated by the heat generating element 5 to a thermally expanding body 7d formed in a portion of the thermally operative element 7.
Description
The present invention relates to be used for the improvement of the auto chock door device on the motor of motor bike, light motorcycle, automobile etc.
For main be fuel with gasoline, by the Carburetor of setting up on the motor fuel and air are mixed motor in the supply cylinder also by predetermined proportions of ingredients, for improving the starting performance of morning during cold, have the auto chock door device mostly.This auto chock door device is a kind of like this device, promptly, when the temperature of motor is hanged down, when the ignition performance that improves cylinder fuel and air Mixture, open the bypass air path by starting valve, open the auxiliary fuel path by needle-valve, in the mixed gas that flows into the mixed gas path, resupply fuel to improve fuel concentration; In addition, engine temperature rises to when to a certain degree above when carrying out heat run, and bypass air path and auxiliary fuel path are closed with starting valve and needle-valve, makes the fuel concentration of mixed gas recover normal automatically.
As follows below in conjunction with Fig. 9 to existing general auto chock door device 34 summary descriptions that play this effect.The 20th, the Carburetor body, the 21st, primary air duct, the 22nd, with the bypass air path of these primary air duct 21 bypass, 23 are arranged on the throttle valve on the primary air duct 21, the 24th, the auxiliary fuel path that is communicated with bypass air path 22,25, the 26th, the starting valve and the needle-valve of formation auto chock door device, they open bypass air path 22 and the auxiliary fuel path 24 that constitutes Carburetor automatically when engine temperature is low, close bypass air path 22 and auxiliary fuel path 24 when engine temperature rises to a certain degree.Omitted the main fuel passage that is had on the above-mentioned primary air duct 21 among Fig. 9.
Above-mentioned starting valve 25 and needle-valve 26 are installed in the end of the mobile member 28 that can be promoted by the piston 27a that constitutes sensitive component 27, and this sensitive component 27 and mobile member 28 are contained in the shell 29.The 30th, the backspring that above-mentioned mobile member 28 is pushed back, the 31st, heater element--the thermistor that energising back heating, heating back resistance increase, these thermistor 31 assembling backs with in be loaded on sensitive component 27 and lean on thermal expansion outwards to push to the thermal expansion body of stating piston 27a and contact.The 32nd, be connected in the lead of above-mentioned thermistor 31, the plug connector 33 that is installed in its end is connected with not shown circuit.
As the improvement of the auto chock door device of this motor, the spy who has the applicant to apply for is willing to (spy opens flat 7-238868 communique) flat 6-30239 number.The auto chock door device of this motor as shown in figure 10, has sensitive component 7, the thermal expansion body 7d that expands and shrink with exterior temperature change is housed in the part of sensitive component 7, the expansion of this thermal expansion body 7d is shunk the piston 7b advance and retreat that are arranged in another part is moved, and also has for forcing to move the heater element 5 in the part that above-mentioned piston 7b is arranged on above-mentioned sensitive component 7; In starting, make its heating and move above-mentioned piston 7b to above-mentioned heater element 5 energisings, thereby bypass air path and auxiliary fuel path are closed by starting valve and needle-valve, make the fuel concentration of mixed gas recover normal automatically, a kind of like this auto chock door device is characterised in that: gapped 6 between the outer wall of the retainer 2 that on the inwall of this Choke Openner crust of the device main body 1 and the precalculated position in the housing main body 1, above-mentioned sensitive component 7 is maintained, be filled with the liquid or solid-state thermoinsulation material of air in this gap 6.
In addition, among Figure 10,1a is the opening of an end that is the housing main body 1 of L shape, 1b is the opening of its another end, 2a is the screw thread that forms on above-mentioned retainer 2 peripheries, it can screw mutually with the screw thread 1c on the interior week that is formed at an above-mentioned open-ended 1a, and 7c is the supporting portion of supporting sensitive component 7.The end of above-mentioned piston 7b highlights from the end of piston guide pillar 7a, the chimeric sliding freely pushing body 3 that has in the through hole that is inlaid in above-mentioned retainer 2 sliding freely on this piston guide pillar 7a, the starting valve of the bypass air path that opens and closes primary air duct is housed on the head portion 3a of this pushing body 3, the needle-valve that opens and closes the auxiliary fuel path that is connected with the bypass air path is installed on the top of this starting valve.
In addition, above-mentioned pushing body 3 always trends towards returning from retainer 2 under the effect of helical spring 8.The 9th, above-mentioned heater element 5 accommodate the maintenance body, the 10th, the tenminal block that is connected with above-mentioned heater element 5, the 11st, the blocking member that the lead 12 that is connected in this tenminal block 10 is passed with having sealing, this blocking member 11 are embedded among the opening 1b of another end of above-mentioned housing main body 1.The 13rd, protect the protective tube of above-mentioned lead 12, the 4th, make above-mentioned sensitive component 7 be sealing state and be embedded in O RunddichtringO in the retainer 2,11b is the rigidity core that is embedded in the pushing part of blocking member 11.
There are the following problems for the auto chock door device of above-mentioned motor shown in Figure 10: sensitive component 7 and heater element 5 are vertical alignment arrangements, so longitudinal size is big, and, have to but guarantee that big space is with configuration auto chock door device for motor bike, light motorcycle that vehicle parts must arranged in high density.
The objective of the invention is, the heater element that heats the thermal expansion body of sensitive component is configured in a horizontal side of thermosensitive element, be provided with the heat conduction board of the thermal expansion body that is had in the part with the heat transferred sensitive component of this heater element, to reduce the Choke Openner height of devices.
For addressing the above problem, the invention provides a kind of auto chock door device, comprising: housing main body; Be configured in the sensitive component in this housing main body; Heater element; Heat conduction board, the thermal expansion body that is had in the part of the heat transferred sensitive component that this heater element is produced; With the piston of advancing and retreat along an axis by the expansion and the contraction of described thermal expansion body; It is characterized in that described heater element and described sensitive component are set up in parallel, described sensitive component is arranged on the axis that motion limited one side by described piston.
In addition, also provide a kind of auto chock door device, it is characterized in that: be set side by side with the 1st accommodation section and the 2nd accommodation section in the housing main body independently of one another, described the 2nd accommodation section is sealed, and described heat conduction board is communicated with described the 1st accommodation section and the 2nd accommodation section; Sensitive component is housed in described the 1st accommodation section, and described sensitive component has thermal expansion body in its part, has piston at its another part, and the part of described thermal expansion body and described heat conduction board is joined; Described heater element is housed in the 2nd accommodation section, and an electrode surface of described heater element and another part of described heat conduction board join; Lead is connected with another electrode surface of described heater element and another part of heat conduction board respectively; Another part that starting valve of operating according to the motion of described piston and needle-valve are arranged on described sensitive component, described piston is advanced and retreat mobile by the expansion and the contraction of described thermal expansion body.
In addition, a kind of auto chock door device of motor also is provided, has it is characterized in that: be formed with projection in the 2nd accommodation section, the position of this projection is, in the time of in heater element being contained in above-mentioned the 2nd accommodation section, the periphery branch that is positioned at this heater element can position contacting.
In addition, a kind of auto chock door device of motor also is provided, it is characterized in that it has following structure: it is to accommodate in the open-ended blocking member that seals of the 2nd accommodation section of above-mentioned heater element at handle that the said lead that will switch on usefulness has structure that another part of another electrode surface of sealing ground and above-mentioned heater element and heat conduction board is connected, pass lead with having sealing and connect the rubber-like tenminal block in the end of this lead, one of them tenminal block is inserted between the side inwall of another electrode surface of above-mentioned heater element and above-mentioned the 2nd accommodation section, when another tenminal block inserted between the opposite side inwall of the another side of another part of above-mentioned heat conduction board and above-mentioned the 2nd accommodation section, these tenminal block clamping stagnations had been inserted on projection on the inwall of space or the depression and can not extracting easily.
In addition, it also provides a kind of auto chock door device of motor, it is characterized in that having following structure: the structure that tenminal block of rubber-like is plugged between the side inwall of another electrode surface of heater element and the 2nd accommodation section is to keep keeping on the pawl above-mentioned heater element at the heater element that the back side of an above-mentioned tenminal block forms, when this tenminal block and heater element are inserted like this, promptly, an electrode surface of heater element is contacted with another part of above-mentioned heat conduction board, when one side inwall of tenminal block and above-mentioned the 2nd accommodation section was inserted in contact, these tenminal block 10 clamping stagnations had been inserted on projection on the inwall in space or the depression and can not extracting easily.
Below in conjunction with accompanying drawing the embodiment of the auto chock door device of motor of the present invention is done detailed explanation.
Fig. 1 is the local vertical profile sectional view of auto chock door device of the present invention.
Fig. 2 is the vertical profile sectional view before the auto chock door device assembling of the present invention.
Fig. 3 is the housing main body vertical profile sectional view with heat conduction board that constitutes another embodiment of auto chock door device of the present invention.
Fig. 4 is the worm's eye view that constitutes the housing main body of auto chock door device of the present invention.
Fig. 5 is the housing main body worm's eye view that constitutes another embodiment of auto chock door device of the present invention.
Fig. 6 is the housing main body vertical profile sectional view with heat conduction board that constitutes an embodiment again of auto chock door device of the present invention.
Fig. 7 is the stereogram that the tenminal block of heater element is given in the energising of auto chock door device of the present invention.
Fig. 8 is the stereogram of the energising of auto chock door device of the present invention to another embodiment's of heater element tenminal block.
Fig. 9 is the Choke Openner schematic representation of apparatus that has general motor now.
Figure 10 is the vertical profile sectional view of auto chock door device of the motor of prior art.
Among Fig. 1 to Fig. 6, reference character 1 is the housing main body that synthetic resin is made, l
1, l
2Be the 1st and the 2nd accommodation section that in this housing main body 1, transversely forms independently, the 14th, the heat conduction board in the horizontal part that is formed on housing main body 1 is with above-mentioned the 1st accommodation section l
1With the 2nd accommodation section l
2Be communicated with, for for example copper, brass, aluminium, stainless steel, iron etc. have the metal construction of electric conductivity, to form such as desirable thickness (for example thick 0.5～number mm), its a part of 14a is from above-mentioned the 1st accommodation section l
1Figure in above expose, another part 14b is from above-mentioned the 2nd accommodation section l
2Top position, about center vertically expose substantially.
As shown in Figure 3, when sensitive component 7 being contained in above-mentioned the 1st accommodation section l
1In the time, a part of 14a ' of heat conduction board 14 also can do discoid so that in a part of 7e of thermal expansion body 7d is housed the top contact with it with outer peripheral portion.
17, the 17th, be formed at above-mentioned the 2nd accommodation section l
2In the one side 14b ' and the 2nd accommodation section l of another part 14b of the heat conduction board 14 that exposes
2A side inwall l
2The projection that positions between a and to the collecting position of the heater element 5 that is contained in this space, they form opposite to each other across the interval that the tenminal block of rubber-like 10 that can make the back with narration inserts, be formed with the tenminal block 10 that will insert as described later on the forward surface of this projection 17,17 to block and prevent the projection 15,15 (with reference to Fig. 4) of its pull-off or cave in 15 ', 15 ' (referring to Fig. 5).The 16th, and be contained in the one side 14b ' of another part 14b of above-mentioned heat conduction board 14 and the contacted projection of a part of the heater element 5 peripheral part surface of contact between the projection 17,17.The another side 14b of above-mentioned heat conduction board 14 another part 14b is " with the 2nd accommodation section l
2Opposite side inwall l
2Be formed with the space that resilient another tenminal block 10 of sacrificial vessel inserts between the b, also be formed with tenminal block 10 pull-offs that prevent to insert this space and with its projection of blocking 15,15 (referring to Fig. 4) or cave in 15 ', 15 ' (with reference to Fig. 5).
As rubber-like tenminal block 10, can be as shown in Figure 7, when sheet metal is bent to U word or V font, be formed with lateral plate 10b, 10b through bending, in addition, can also be the unshowned metallic planar of figure tenminal block, it has pushing metallic planar tenminal block makes it to contact with another electrode surface 5b of heater element, or with the another side 14b " helical spring that contacts of another part 14b of above-mentioned heat conduction board 14.
As mentioned above, heater element 5 is contained in the 2nd accommodation section l
2The one side 14b ' and the 2nd accommodation section l of another part 14b of the middle heat conduction board 14 that forms
2A side inwall l
2Between the top of the projection 17,17 of the last formation of a.Like this, an electrode surface 5a of heater element 5 contacts with the one side 14b ' of another part 14b of heat conduction board 14, and the part of the surface of contact of the peripheral part of heater element 5 contacts with projection 16.And, as another electrode surface 5b and the 2nd accommodation section l at heater element 5
2A side inwall l
2When a goes into a tenminal block 10 (with reference to Fig. 7) that is connected with the end of the lead 12,12 that passes blocking member 11 with the spatial interpolation between the projection 17,17 with having sealing, another electrode surface 5b and the 2nd accommodation section l of this tenminal block 10 and heater element 5
2A side inwall l
2A contacts, and an electrode surface 5a of heater element 5 is pushed away on the one side 14b ' of another part 14b that is attached to heat conduction board 14.
As mentioned above, owing to be formed with and the contacted projection 16 of the part of heater element 5 peripheral part surface of contact in the 2nd accommodation section, the part of the peripheral part surface of contact of above-mentioned heater element 5 is contacted with projection 16, so contact resistance is less, make heater element 5 move to the directions of another part 14b of heat conduction board 14 one side 14b ' easily, thereby contacting of the one side 14b ' of the electrode surface 5a that makes heater element 5 and heat conduction board 14 another part 14b is more reliable.In addition, lateral plate 10b, the 10b of a tenminal block 10 that inserts as mentioned above by above-mentioned projection 15,15 or cave in 15 ', 15 ' clamping stagnation and can prevent pull-off.
If in above-mentioned the 2nd accommodation section, do not form projection as described above, when forming the 2nd accommodation section with synthetic resin, locate not form the right angle and have under the situation of circular arc at the dead angle of the 2nd accommodation section, when the angle of the peripheral part of above-mentioned heater element contacts with the part that has above-mentioned circular arc, the surface of contact of the peripheral part of the heater element of accommodating in above-mentioned the 2nd accommodation section does not fully closely contact with the surface of contact of accommodation section and tilts, cause an electrode surface run-off the straight of heater element and break away from the one side of a heat conduction board part, not only the heat of heater element can not be passed to fully another part of above-mentioned heat conduction board, and can cause faults such as bad connection.
In addition, insert the another side 14b of another part 14b of above-mentioned heat conduction board 14 when another tenminal block 10 (with reference to Fig. 7) that will be connected " with the 2nd accommodation section l with the end of the lead 12,12 that passes blocking member 11 with having sealing
2Opposite side inwall l
2In the time of in the space between the b, this another tenminal block 10 is pushed and is labelled to the 2nd accommodation section l
2Opposite side inwall l
2The another side 14b of another part 14b of b and heat conduction board 14 " on, make this another tenminal block 10 and heat conduction board 14 another part 14b be connected more reliable.In addition, lateral plate 10b, the 10b of another tenminal block 10 that inserts as described above by above-mentioned projection 15,15 or cave in 15 ', 15 ' clamping stagnation lives in case pull-off.After two tenminal blocks 10,10 such connections are over, blocking member 11 is pressed into the 2nd accommodation section l
2Open-ended 1b open-ended 1b is sealed.
Figure 6 shows that another embodiment who another tenminal block 10 is connected to another part 14b of heat conduction board 14, promptly be formed with plug-like part 14c on the top of another part 14b of above-mentioned heat conduction board 14, on this plug-like part 14c chimeric connection be contained in the receptacle-shaped tenminal block 10 of the end of lead 12 '.Adopt such tenminal block linkage structure, can make tenminal block 10 ' needn't have elasticity, thereby can reduce number of spare parts, can also reduce the transverse dimension of auto chock door device textural.
14d is on another part 14b of above-mentioned heat conduction board 14 and heater element 5 contacted parts, electrode surface 5a that the spring sheet that forms towards being cut perk by the direction of the heater element 5 of being accommodated, this spring sheet 14d make the heater element 5 of being accommodated is more reliable with contacting of another part 14b of heat conduction board 14.
Figure 8 shows that another embodiment of another electrode surface 5b who a tenminal block 10 is connected in the contacted heater element 5 of another part 14b of one electrode face 5a and above-mentioned heat conduction board 14, being about to for example four heater elements that the back side that above-mentioned heater element 5 remains in the tenminal block 10 that connects on the end of a lead 12 forms keeps on the pawl 10a, when this tenminal block 10 and heater element 5 are inserted like this, promptly, an electrode surface 5a of heater element 5 is contacted with the one side 14b ' of another part 14b of above-mentioned heat conduction board 14, make tenminal block 10 and above-mentioned the 2nd accommodation section l
2A side inwall l
2When a inserted in contact, the lateral plate 10b of this tenminal block 10 was by above-mentioned projection 15,15 or cave in 15 ', 15 ' block and can not extract easily.In addition,, above-mentioned heater element 5 keeps on the pawl 10a because being for example four heater elements that remain in the formation of tenminal block 10 back sides, can be so heater element 5 is maintained more reliably from the 2nd accommodation section l
2Come off.
According to the present invention, it is the auto chock door device that constitutes motor like this, be to dispose sensitive component in the housing main body, heater element is configured in a horizontal side of this sensitive component, also be provided with the heat conduction board of the thermal expansion body that is had in the part with the heat transferred sensitive component of this heater element, therefore, the longitudinal size of this auto chock door device is less, for the motor bike that the Motor Vehicle component must be disposed to high-density, light motorcycle, if having have less space to be used for disposing the auto chock door device can such advantage.
According to the present invention, it is the motor auto chock door device with following structure, promptly, be formed with the 1st accommodation section and the 2nd accommodation section in the housing main body in the horizontal independently, and be provided with the heat conduction board that is communicated with the 1st accommodation section and the 2nd accommodation section, in above-mentioned the 1st accommodation section, accommodate sensitive component like this, promptly, the thermal expansion body part that its part is had contacts with the part of above-mentioned heat conduction board, in above-mentioned the 2nd accommodation section, accommodate heater element like this, promptly, an electrode surface of above-mentioned heater element is contacted with another part of above-mentioned heat conduction board, the lead of energising usefulness is connected with another part of heat conduction board with another electrode surface of above-mentioned heater element, and with the sealing of above-mentioned the 2nd accommodation section, have piston in another part of above-mentioned sensitive component, be provided with moving of the mobile above-mentioned piston of advancing and retreat and mobile starting valve and needle-valve along with the breathing of leaning on above-mentioned thermal expansion body; That is to say, formed the 1st accommodation section of accommodating sensitive component in the housing main body in the horizontal independently and accommodated the 2nd accommodation section of the heater element of the thermal expansion body that is used for heating sensitive component, along with the starting valve that moves of the piston of above-mentioned sensitive component then is connected with the air flue and the fuel passage of Carburetor with needle-valve; And in the prior art, sensitive component is contained in the same accommodation section of housing main body with the electric part of the heater element of this thermal expansion body of heating, so need sensitive component be contained in the above-mentioned accommodation section fully hermetically with the O RunddichtringO, and in the present invention, the 1st accommodation section of accommodating above-mentioned sensitive component is fully independently with the 2nd accommodation section of accommodating heater element, so when in above-mentioned the 1st accommodation section, accommodating sensitive component, no longer need sensitive component to be sealed in the above-mentioned accommodation section fully with the O RunddichtringO.Therefore, amount of parts all can reduce with assembling man-hour, and manufacture cost also can reduce.
According to the present invention, in the 2nd accommodation section, but be formed with projection on the surface of contact position contacting of the peripheral part of above-mentioned heater element, when above-mentioned heater element being contained in above-mentioned the 2nd accommodation section, can make: the part of the surface of contact of the peripheral part of above-mentioned heater element contacts with projection and reduces contact resistance, an electrode surface trend of the heater element of accommodating in the 2nd accommodation section improves with the contacted mobility of the one side of a part of heat conduction board, an electrode surface of heater element closely contacts reliably with the one side of a part of heat conduction board, and electrically contacting property and thermal conductivity are improved.
Owing to have the structure as the present invention, it is the heat of heater element passes to sensitive component by heat conduction board thermal expansion body, because this heat conduction board is arranged, make the metalwork increase of the heat of accepting heater element and increased amount of stored heat, improved temperature uniformity, therefore, has the advantage that to avoid taking place following misoperation: when after killing engine, restarting, originally needn't open bypass air path and auxiliary fuel path by starting valve and needle-valve because motor is still warm, but shrink, cause starting valve and needle-valve to open bypass air path and auxiliary fuel path because of thermal expansion body self the temperature reduction of sensitive component.
According to the present invention, energising is had the formation that another part of another electrode surface of sealing ground and above-mentioned heater element and heat conduction board is connected with lead is, on being used for accommodating the end of the lead that passes in the open-ended blocking member of the 2nd accommodation section of above-mentioned heater element with having sealing, sealing connects the rubber-like tenminal block, insert when this tenminal block between the side inwall of another electrode surface of above-mentioned heater element and above-mentioned the 2nd accommodation section, when another tenminal block inserts between the opposite side inwall of the another side of another part of above-mentioned heat conduction board and above-mentioned the 2nd accommodation section, therefore blocked and not pull-off easily by the projection that forms on the inwall in space that these tenminal blocks insert, have the advantage that tenminal block can not come off because of vibration.
According to the present invention, between another electrode surface that tenminal block of rubber-like is inserted heater element and the side inwall of the 2nd accommodation section and the structure that is connected be that above-mentioned heater element is remained on a plurality of heater elements maintenance pawls that form on the back side of an above-mentioned tenminal block, with this tenminal block and the following insertion of heater element, promptly, an electrode surface of heater element is contacted with another part of above-mentioned heat conduction board, when one side inwall of tenminal block and above-mentioned the 2nd accommodation section is inserted in contact, this tenminal block is blocked and not pull-off easily by the projection on the inwall in insertion space, vibration when therefore tenminal block will not be because of automobile running comes off, in addition, above-mentioned heater element is to remain in a plurality of heater elements that form on the back side of tenminal block to keep on the pawl, reduce assembling man-hour so heater element and tenminal block can be contained in together simultaneously in the 2nd accommodation section, and heater element is maintained more reliably and can not come off from the 2nd accommodation section.
Claims (5)
1. an auto chock door device comprises: housing main body (1); Be configured in the sensitive component (7) in this housing main body (1); Heater element (5); Heat conduction board (14), the thermal expansion body (7d) that is had in the part (7e) of the heat transferred sensitive component (7) that this heater element (5) is produced; With expansion by described thermal expansion body and shrink the piston of advancing and retreat along an axis (7b, 7h); It is characterized in that described heater element and described sensitive component are set up in parallel, described sensitive component is arranged on the axis that motion limited one side by described piston.
2. auto chock door device as claimed in claim 1 is characterized in that: be set side by side with the 1st accommodation section (l in the housing main body (1) independently of one another
1) and the 2nd accommodation section (l
2), described the 2nd accommodation section is sealed, and described heat conduction board (14) is communicated with described the 1st accommodation section and the 2nd accommodation section; Sensitive component (7) is housed in described the 1st accommodation section (l
1), described sensitive component has thermal expansion body (7d) in its part (7e), its another part have piston (7b, 7h), the part (14a) of described thermal expansion body (7d) and described heat conduction board (14) is joined; Described heater element (5) is housed in the 2nd accommodation section (l
2), an electrode surface (5a) of described heater element (5) joins with another part (14b, 14b ') of described heat conduction board (14); Lead (12,12) is connected with another electrode surface (5b) of described heater element (5) and another part of heat conduction board (14) (14b, 14b ") respectively; ((7b 7h) advances and retreat mobile by the expansion and the contraction of described thermal expansion body (7d) described piston for 7b, motion 7h) and another part that the starting valve (25) operated and needle-valve (26) are arranged on described sensitive component (7) according to described piston.
3. auto chock door device as claimed in claim 2 is characterized in that: described the 2nd accommodation section (l
2) in be formed with projection (16), the position of this projection (16) is, when heater element (5) being contained in described the 2nd accommodation section (l
2) in the time, the periphery branch that is positioned at this heater element (5) can position contacting.
4. auto chock door device as claimed in claim 2, it is characterized in that having following structure: it is to be used for accommodating the 2nd accommodation section (l of described heater element in sealing that the lead of the usefulness of will switching on (12,12) has the formation that another part (14b) of another electrode surface (5b) of sealing ground and described heater element (5) and heat conduction board (14) is connected
2) the blocking member (11) of open-ended (1b) in, pass lead (12,12) with having sealing, and, one of them tenminal block is inserted another electrode surface (5b) and described the 2nd accommodation section (l of described heater element (5) at the end of this lead (12,12) connection rubber-like tenminal block (10,10)
2) a side inwall (l
2A) between, another tenminal block inserts another side (14b ") and described the 2nd accommodation section (l of another part (14b) of described heat conduction board (14)
2) opposite side inwall (l
2B) in the time of between, these tenminal block clamping stagnations are gone up and can not be extracted easily in the projection (15) or the depression (15 ') that are inserted on the inwall in space.
5. auto chock door device as claimed in claim 2 is characterized in that having following structure: another electrode surface (5b) and the 2nd accommodation section (l of a tenminal block of rubber-like (10) being plugged in heater element (5)
2) a side inwall (l
2A) formation between is, the heater element that forms on the back side of a described tenminal block (10) keeps pawl (10a) to go up and keeps described heater element (5), when with this tenminal block (10) and heater element (5) when inserting like this, that is, make an electrode surface (5a) of heater element (5) contact, make tenminal block (10) and described the 2nd accommodation section (l with another part (14b) of described heat conduction board (14)
2) a side inwall (l
2When a) inserting in contact, this tenminal block (10) clamping stagnation is gone up and can not be extracted easily in the projection (15) or the depression (15 ') that are inserted on the inwall in space.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP05654896A JP3367035B2 (en) | 1996-03-13 | 1996-03-13 | Engine auto choke device |
| JP56548/96 | 1996-03-13 | ||
| JP56548/1996 | 1996-03-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1165242A CN1165242A (en) | 1997-11-19 |
| CN1075159C true CN1075159C (en) | 2001-11-21 |
Family
ID=13030156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97102076A Expired - Fee Related CN1075159C (en) | 1996-03-13 | 1997-01-24 | Automatic choke valve device of engine |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0801222B1 (en) |
| JP (1) | JP3367035B2 (en) |
| KR (1) | KR100381519B1 (en) |
| CN (1) | CN1075159C (en) |
| DE (1) | DE69620148T2 (en) |
| TW (1) | TW354356B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7128036B2 (en) * | 2001-10-22 | 2006-10-31 | Yamaha Hatsudoki Kabushiki Kaisha | Autochoke controller |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62131957A (en) * | 1985-12-02 | 1987-06-15 | Honda Motor Co Ltd | Starting device for carburettor |
| JPH0938868A (en) * | 1992-05-07 | 1997-02-10 | John K Junkers | Fluid control tool for expansion and relaxation of screwing connector |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0275746A (en) * | 1988-09-12 | 1990-03-15 | Yamaha Motor Co Ltd | Starting evaporator |
| JPH03242453A (en) * | 1990-02-21 | 1991-10-29 | Suzuki Motor Corp | Bistarter device for motorcycle |
| JP3516213B2 (en) * | 1994-02-28 | 2004-04-05 | 日本サーモスタット株式会社 | Engine auto starter device |
-
1996
- 1996-03-13 JP JP05654896A patent/JP3367035B2/en not_active Expired - Fee Related
- 1996-08-30 EP EP96306328A patent/EP0801222B1/en not_active Expired - Lifetime
- 1996-08-30 DE DE69620148T patent/DE69620148T2/en not_active Expired - Fee Related
- 1996-09-23 KR KR1019960041624A patent/KR100381519B1/en not_active IP Right Cessation
- 1996-10-16 TW TW085112637A patent/TW354356B/en not_active IP Right Cessation
-
1997
- 1997-01-24 CN CN97102076A patent/CN1075159C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62131957A (en) * | 1985-12-02 | 1987-06-15 | Honda Motor Co Ltd | Starting device for carburettor |
| JPH0938868A (en) * | 1992-05-07 | 1997-02-10 | John K Junkers | Fluid control tool for expansion and relaxation of screwing connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1165242A (en) | 1997-11-19 |
| TW354356B (en) | 1999-03-11 |
| EP0801222B1 (en) | 2002-03-27 |
| DE69620148T2 (en) | 2002-11-07 |
| KR100381519B1 (en) | 2003-07-22 |
| KR970066036A (en) | 1997-10-13 |
| DE69620148D1 (en) | 2002-05-02 |
| JPH09250399A (en) | 1997-09-22 |
| EP0801222A1 (en) | 1997-10-15 |
| JP3367035B2 (en) | 2003-01-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |