CN103462491A - Pressure sensing device of electric rice cooker - Google Patents
Pressure sensing device of electric rice cooker Download PDFInfo
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- CN103462491A CN103462491A CN2013104261631A CN201310426163A CN103462491A CN 103462491 A CN103462491 A CN 103462491A CN 2013104261631 A CN2013104261631 A CN 2013104261631A CN 201310426163 A CN201310426163 A CN 201310426163A CN 103462491 A CN103462491 A CN 103462491A
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Abstract
The invention relates to a pressure sensing device of an electric rice cooker. The pressure sensing device comprises a cylinder barrel, a cylinder cover, a piston, a pressure spring, a transmission rod and a signal generating device, wherein the piston is arranged in the cylinder barrel; the cylinder barrel is provided with an ultimate pressure relief hole; a fixed end of the transmission rod is fixedly connected with the piston; an air guide gap is arranged between the piston and the cylinder barrel, and the piston is matched with the cylinder barrel in a sliding way; the pressure sensing device also comprises an elastic piece made of silica gel or rubber; the elastic piece is arranged at an air inlet end of the cylinder barrel; the piston is driven by the elastic piece. By adopting the structure, the pressure sensing device has the advantages that (1) the device is low in manufacture precision requirement, and can prevent the piston from rotating and a boiling material from entering the cylinder barrel so as to prevent the movement of the piston from being influenced; (2) a pot cover can be locked with a pot body, so that the cover is prevented from being opened by the pressure in the electric rice cooker, and the potential safety hazard is eliminated.
Description
Technical field
The present invention relates to the pressure sensor device of a kind of electric pressure cooking saucepan and electric cooker.
Background technology
Currently available technology, the Chinese invention patent patent No.: 201010289928.8, invention and created name: the pressure sensor that a kind of heating container is used, it comprises cylinder barrel, piston, compression spring, drive link and the signal generation apparatus with under shed; One axial gathering sill is arranged on the wall of cylinder barrel, a draw-in groove is arranged on the inwall of lower opening, be provided with notched snap ring in draw-in groove; Piston is arranged in cylinder barrel and the liquid hermetic seal, and compression spring is arranged between the top board of the top of piston and cylinder barrel; Drive link one end is fixedly connected with piston, and the drive link other end coordinates with signal generation apparatus.Existing problems are: piston and the hermetic seal of cylinder barrel liquid also are slidably matched, and precision prescribed is high, and pot boiling thing easily enters in cylinder barrel, and causes precise decreasing.
Summary of the invention
The objective of the invention is: a kind of grill pan pressure sensor device is provided, and it is low that it has the required precision of making, the characteristics of long service life.
The present invention is achieved in that a kind of grill pan pressure sensor device, comprise and draw together cylinder barrel, cylinder cap, piston, compression spring, drive link and signal generation apparatus, piston is arranged in cylinder barrel, the relief hole that limiting pressure is arranged on cylinder barrel, the drive link stiff end is fixedly connected with piston, drive end is through the pilot hole on compression spring and cylinder cap and stretch out the drive end driving signal generator; Compression spring one end coordinates with piston, the other end coordinates with cylinder cap; The inlet end of cylinder barrel has hickey, and the inlet end of cylinder barrel is connected with pot cover; Its special character is: air-guiding gap is arranged between described piston and cylinder barrel and be slidably matched;
Also comprise the flexure strip that a silica gel or rubber are made, described flexure strip is arranged on the inlet end of cylinder barrel, the flexure strip driven plunger.
Described a kind of grill pan pressure sensor device, its special character is: on the inwall of the inlet end of described cylinder barrel, be provided with annular slot; Also comprise a notched snap ring;
On the described flexure strip face relative with piston, joint pin is arranged, circumferential edge has along plate; Joint pin is fixedly connected with piston;
Being arranged in annular slot along plate of flexure strip, snap ring is arranged on locating along plate flexure strip in annular slot.
Described a kind of grill pan pressure sensor device, its special character is: also comprise the elastic plate of a strip, the elastic plate middle part is curved, two ends are circular arc; The arc part of elastic plate has air-vent;
Described hickey is external screw joint; On the inwall of the hickey of described cylinder barrel, annular groove is arranged, two ends and the annular groove of elastic plate are chimeric.
Described a kind of grill pan pressure sensor device, its special character is: also comprise that a joint and fastens nut, an end of described joint is that male end, the other end are female end, and there is block plate at middle part;
The hickey of described cylinder barrel is external screw joint, and the female end of joint and cylinder barrel hickey screw togather;
The circumferential edge of described flexure strip has along plate;
Being arranged on the end face of male end along plate of described flexure strip, clamp nut and male end screw togather, by fixing along plate of flexure strip.
Described a kind of grill pan pressure sensor device, its special character is: on the outer wall of described piston, have diameter line two ends along the axis of the piston to guide protrusions, on described inner wall of cylinder, gathering sill is arranged, guide protrusions and gathering sill are slidably matched;
Or on described drive link, guide protrusions is arranged, and on the pilot hole inwall of cylinder cap, gathering sill being arranged, guide protrusions and gathering sill are slidably matched.
Described a kind of grill pan pressure sensor device, its special character is: the end of described drive link coordinates with signal generation apparatus;
Or be provided with the connecting lever of square on described drive link, and a lever arm of connecting lever is connected with drive link, and another lever arm of connecting lever coordinates with signal generation apparatus; Also comprise a positioning seat be connected with the pot body, the end of drive link coordinates with the locating hole on positioning seat.
A kind of grill pan pressure sensor device, comprise and draw together cylinder barrel, cylinder cap, compression spring, drive link and signal generation apparatus, and the relief hole of limiting pressure is arranged on cylinder barrel, the drive end driving signal generator of drive link; The inlet end of cylinder barrel has hickey, and the inlet end of cylinder barrel is connected with pot cover; Its special character is: described signal generation apparatus is arranged on pot body;
Also comprise flexure strip, guide plate, baffle plate and spherical cover plate that a silica gel or rubber are made;
Be provided with annular slot on the inwall of the inlet end of described cylinder barrel;
The cylindrical shell of one end opening is arranged on the circumferential edge of described flexure strip, and the openend of cylindrical shell has in-flanges, and two hole clippings at a diameter line are arranged on in-flanges;
Cross section along its length, the middle part of described guide plate is curved, there is pilot hole at middle part, the pin plate at two ends;
Be provided with directed cavity on described cylinder cap, the openend of directed cavity coordinates with the pilot hole on cylinder cap, and the base plate of directed cavity is provided with the chamber pilot hole;
Described drive link comprises head and bar section, and there is draw-in groove in bar section;
The bar section of described drive link is through pilot hole, directed cavity, chamber pilot hole, compression spring on cylinder cap, and draw-in groove and the baffle plate of bar section are chimeric, and draw-in groove passes the pilot hole on guide plate to the bar section of drive end, and the end of bar section is fixedly connected with spherical cover plate; Spherical cover plate coordinates with flexure strip;
Embedding in the annular slot of cylinder barrel along plate and cylindrical shell of described flexure strip, the hole clipping on the pin plate on guide plate and described in-flanges is pegged graft; Described compression spring one end coordinates with baffle plate, the other end coordinates with the base plate of directed cavity;
Described drive link is made by metal material; Or drive link made by plastic material, head coated metal sheet; Head and the directed cavity of drive link are slidably matched; Head coordinates with signal generation apparatus;
Described signal generation apparatus comprises base and at least one hoop, and described hoop has output line to form by two circular arc-shaped metal conductors with being arranged on the circular arc-shaped metal conductor, and the circular arc-shaped metal conductor is rounded to be uniformly distributed; Hoop is embedded in base;
Described base comprises the vertical panel that is provided with circular spliced eye and is arranged on the position-stopping plate on vertical panel top, gathering sill arranged, the dead in line of gathering sill and circular spliced eye on position-stopping plate;
The head of described drive link coordinates with gathering sill and circular spliced eye, and head connects two circular arc-shaped metal conductors.
A kind of grill pan pressure sensor device, comprise and draw together cylinder barrel, cylinder cap, compression spring, drive link and signal generation apparatus, and the relief hole of limiting pressure is arranged on cylinder barrel, the drive end driving signal generator of drive link; The inlet end of cylinder barrel has hickey, and the inlet end of cylinder barrel is connected with pot cover; Its special character is: described signal generation apparatus is arranged on pot body;
Also comprise that flexure strip, guide plate, baffle plate, spherical cover plate and pin that a silica gel or rubber are made close spring;
Be provided with annular slot on the inwall of the inlet end of described cylinder barrel;
The circumferential edge of described flexure strip has along plate, also comprises the cylindrical shell of a both ends open, and in-flanges, another openend of cylindrical shell one openend arrange flexure strip; In-flanges two hole clippings at a diameter line are arranged;
Cross section along its length, the middle part of described guide plate is curved, there is pilot hole at middle part, the pin plate at two ends;
Be provided with directed cavity on described cylinder cap, the openend of directed cavity coordinates with the pilot hole on cylinder cap, and the base plate of directed cavity is provided with the chamber pilot hole;
Described drive link comprises head and bar section, and there is draw-in groove in bar section;
The bar section of described drive link is through pilot hole, directed cavity, chamber pilot hole, compression spring on cylinder cap, and draw-in groove and the baffle plate of bar section are chimeric, and draw-in groove passes the pilot hole on guide plate to the bar section of drive end, and the end of bar section is fixedly connected with spherical cover plate; Spherical cover plate coordinates with flexure strip;
Embedding in the annular slot of cylinder barrel along plate and cylindrical shell of described flexure strip, the hole clipping on the pin plate on guide plate and described in-flanges is pegged graft; Described compression spring one end coordinates with baffle plate, the other end coordinates with the base plate of directed cavity;
Described drive link is made by metal material; Or drive link made by plastic material, head coated metal sheet; Head and the directed cavity of drive link are slidably matched; Head coordinates with signal generation apparatus;
Described signal generation apparatus comprises base and at least one hoop, is provided with the spliced eye of track type on described base, and the both sides of spliced eye are arranged on the arc sliding face; The short transverse of described spliced eye is parallel with horizontal plane perpendicular to horizontal plane, width;
Described hoop by the shaped as frame metallic conductor of the shaped as frame metallic conductor of a under shed, a upper shed and be arranged on the shaped as frame metallic conductor of under shed and the shaped as frame metallic conductor of upper shed on output line form, the shaped as frame metallic conductor of under shed is positioned at top, and the shaped as frame metallic conductor of upper shed is arranged on the below of the shaped as frame metallic conductor of under shed; Hoop is embedded in base, and base is fixed on pot body;
In the process that pot cover and pot body fasten, the head of described drive link and arc sliding face are slidably matched, surmount after the arc sliding face bottom that enters spliced eye, head is connected the shaped as frame metallic conductor of the shaped as frame metallic conductor of the under shed of a hoop and upper shed, and is delivered to control device; After heating, head moves up in spliced eye, and moves along the axis of spliced eye, and while reaching setting pressure, head is connected the shaped as frame metallic conductor of the shaped as frame metallic conductor of the under shed of another hoop and upper shed, and is sent to control device.
Described a kind of grill pan pressure sensor device, its special character is: also comprise that the inner surface cooperation of the base plate of a sealed spring, described sealed spring one end directed cavity, the other end coordinate with the end face of head.
A kind of grill pan pressure sensor device of the present invention, owing to adopting such structure, (one) its making required precision is low, and can prevent piston rotation, and the thing that prevents from seething with excitement enters in cylinder barrel, affects piston movement; (2) it can also be locked in together pot cover and pot body, while preventing from pot pressure is arranged, uncaps, and has eliminated potential safety hazard.
The accompanying drawing explanation
Fig. 1 is cutaway view of the present invention.
Fig. 2 is stereogram of the present invention.
Fig. 3 is one of three-dimensional exploded view of the present invention.
Fig. 4 is two of three-dimensional exploded view of the present invention.
Fig. 5 is the cutaway view of another embodiment of the present invention.
Fig. 6 is the cutaway view of the second embodiment of the present invention.
Fig. 7 is one of three-dimensional exploded view of the second embodiment of the present invention.
Fig. 8 be the second embodiment of the present invention three-dimensional exploded view two.
Fig. 9 is the stereogram under the second embodiment use state of the present invention.
Figure 10 is the cutaway view of the third embodiment of the present invention.
Figure 11 is the front view of the base of the third embodiment of the present invention.
Figure 12 is the top view of the base of the third embodiment of the present invention.
Figure 13 is the front view of the hoop of the third embodiment of the present invention.
Figure 14 is the use state diagram of the third embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of grill pan pressure sensor device, comprise and draw together cylinder barrel 1, cylinder cap 2, piston 3, compression spring 4, drive link 5 and signal generation apparatus 6, piston 3 is arranged in cylinder barrel 1, the relief hole 1A that limiting pressure is arranged on cylinder barrel 2, drive link 5 stiff ends are fixedly connected with piston 3, drive end is through the pilot hole on compression spring 4 and cylinder cap 2 and stretch out drive end driving signal generator 6; Compression spring 4 one ends coordinate with piston 3, the other end coordinates with cylinder cap 2; The inlet end of cylinder barrel 1 has hickey 1B, and the inlet end of cylinder barrel 1 is connected with pot cover; Air-guiding gap is arranged and be slidably matched between described piston 3 and cylinder barrel 1; Cylinder cap 2 is threaded with cylinder barrel 1.
Also comprise the flexure strip 7 that a silica gel or rubber are made, described flexure strip 7 is arranged on the inlet end of cylinder barrel 1, flexure strip 7 driven plunger 3.
Be provided with annular slot 1C on the inwall of the inlet end of described cylinder barrel 1; Also comprise a notched snap ring 8;
On described flexure strip 7 face relative with piston 3, joint pin 71 is arranged, circumferential edge has along plate 72; Joint pin 71 is fixedly connected with piston 3;
Being arranged in annular slot 1C along plate 72 of flexure strip 7, snap ring 8 is arranged on locating along plate 72 flexure strip 7 in annular slot 1C.
Also comprise the elastic plate 9 of a strip, elastic plate 9 middle parts are curved, two ends are circular arc; The arc part of elastic plate 9 has air-vent 91;
Described hickey 1B is external screw joint; On the inwall of the hickey 1B of described cylinder barrel 1, annular groove 1B1 is arranged, the two ends of elastic plate 7 coordinate with annular groove 1B1 is chimeric and detachable.Play the effect of protection flexure strip 7, while preventing from scrubbing, the separating with annular slot 1C along plate 72 of damage elasticity sheet 7, pressure, from the relief hole 1A pressure release of the limiting pressure of cylinder barrel 1, eliminates safe hidden trouble.
When pressure that pot inner pressure surpass to be set, flexure strip 7 along plate 72 and annular
As further improvement: on the outer wall of described piston 3, have diameter line two ends along the axis of the piston to guide protrusions, on described cylinder barrel 1 inwall, gathering sill is arranged, guide protrusions and gathering sill are slidably matched; Adopt such structure, can prevent piston rotation, guarantee the signal generation apparatus normal operation.
Can also realize like this: or on described drive link 5, guide protrusions is arranged, on the pilot hole inwall of cylinder cap 2, gathering sill being arranged, guide protrusions and gathering sill are slidably matched.
The end of described drive link 5 coordinates with signal generation apparatus 6; Described signal generation apparatus comprises seat board 61, two wires 62 and slip pin contacts 63, and slip pin contact 63 is slidably matched with wire 62, and slip pin contact 63 is connected with two wires 62; Slip pin contact is fixedly connected with the middle part of drive link 5, also comprises a positioning seat 10 be connected with the pot body, and the end of drive link 5 coordinates with the locating hole 101 on positioning seat 10.While in pot, pressure being arranged, the end of drive link 5 is stretched in locating hole 101, like this that pot cover is sealed with the pot body together with, prevent from pot having the pressure lid that boils.
Or be provided with the connecting lever 51 of square on described drive link 5, and a lever arm of connecting lever 51 is connected with drive link 5, and another lever arm of connecting lever 51 is fixedly connected with slip pin contact.
As shown in Figure 5, the another kind of implementation of the present embodiment 1: as formerly applied for a patent application number: 2013204529852, the applying date: on 07 29th, 2013, invention and created name: pressure sensor and the interior pressure cooker of isolating of pot; Also comprise that a joint 11 and fastens nut 12, an end of described joint 11 is that male end 111, the other end are female end 112, and there is block plate 113 at middle part;
The hickey 1B of described cylinder barrel 1 is external screw joint, and female end 112 and the cylinder barrel 1 hickey 1B of joint 11 screw togather;
The circumferential edge of described flexure strip 7 has along plate 72;
Being arranged on the end face of male end 111 along plate 72 of described flexure strip 7, clamp nut 12 coordinates with male end 111, by fixing along plate 72 of flexure strip 7.
As shown in Figure 5, the female end 112 of described joint 11 screws togather through the hole on pot body 13 and the hickey 1B of cylinder barrel 1, and block plate 113 coordinates stop bit with pot body 13 inwalls; When the pressure in pot body 13 reaches capacity pressure, the end face disengaging with male end 111 along plate 72 of flexure strip 7, pot inner pressure pressure release from the relief hole 1A of limiting pressure, eliminate safe hidden trouble.
The driving lever that arranges on drive link 5 can also be arranged, and when reaching maximum pressure, driving lever drives the relief valve pressure release.
As shown in Fig. 6, Fig. 7, Fig. 8, Fig. 9, a kind of grill pan pressure sensor device, comprise and draw together cylinder barrel 1, cylinder cap 2, compression spring 4, drive link 5 and signal generation apparatus 6 that the relief hole 1A of limiting pressure is arranged on cylinder barrel 1, the drive end driving signal generator 6 of drive link 5; The inlet end of cylinder barrel 1 has hickey 1B, and the inlet end of cylinder barrel 1 is connected with pot cover 14; Described signal generation apparatus is arranged on pot body;
Also comprise flexure strip 7, guide plate 15, baffle plate 16 and spherical cover plate 17 that a silica gel or rubber are made;
Be provided with annular slot 1C on the inwall of the inlet end of described cylinder barrel 1;
The cylindrical shell 73 of one end opening is arranged on the circumferential edge of described flexure strip 7, and the openend of cylindrical shell 73 has in-flanges 74, and two hole clippings 741 at a diameter line are arranged on in-flanges 74;
Cross section along its length, the middle part of described guide plate 15 is curved, there is pilot hole 151 at middle part, the pin plate 152 at two ends;
On described baffle plate 16, a centre bore is arranged, some teeth 161 is arranged in centre bore, described tooth 161 bus and the axes intersect of centre bore.
Be provided with directed cavity 21 on described cylinder cap 2, the openend of directed cavity 21 coordinates with the pilot hole on cylinder cap 2, and the base plate of directed cavity 21 is provided with chamber pilot hole 211;
Described drive link 5 comprises head 5A and the 5B of bar section, and the 5B of bar section has draw-in groove 5C;
The 5B of bar section of described drive link 5 is through pilot hole, directed cavity 21, chamber pilot hole 211, compression spring 5 on cylinder cap 2, the draw-in groove 5C of the 5B of bar section and the centre bore of baffle plate 16 are chimeric, draw-in groove 5C passes the pilot hole 151 on guide plate 15 to the 5B of bar section of drive end, and the end of the 5B of bar section is fixedly connected with spherical cover plate 17; Spherical cover plate 17 coordinates with flexure strip 7.Tooth 161 on baffle plate 16 in centre bore is chimeric with draw-in groove 5C.
The circumferential edge of described flexure strip 7 and cylindrical shell 73 embed in the annular slot 1C of cylinder barrel 1, and the pin plate 152 on guide plate 15 is pegged graft with the hole clipping 741 on described in-flanges 74; Described compression spring 4 one ends coordinate with baffle plate 16, the other end coordinates with the base plate of directed cavity 21;
Described drive link 5 is made by metal material; Or drive link 5 made by plastic material, head 5A coated metal sheet; Head 5A and the directed cavity 21 of drive link 5 are slidably matched; Head 5A and signal generation apparatus 6;
Described signal generation apparatus 6 comprises base 6A and at least one hoop 6B, and described hoop 6B has output line 6B2 to form by two circular arc-shaped metal conductor 6B1 with being arranged on the circular arc-shaped metal conductor, rounded being uniformly distributed of circular arc-shaped metal conductor 6B1; Hoop 6B is embedded in base 6A; Output line 6B2 is connected with the control device of grill pan.
Described base 6A comprises the vertical panel 6A1 that is provided with circular spliced eye 6C and is arranged on the position-stopping plate 6A2 on vertical panel top, gathering sill 6D arranged, the dead in line of gathering sill 6D and circular spliced eye 6C on position-stopping plate 6A2;
The head 5A of described drive link 5 coordinates with gathering sill and circular spliced eye 6C, and head 5A connects two circular arc-shaped metal conductor 6B1.
As shown in Fig. 6, Fig. 9, base 6A is fixed on pot body 13, and the inlet end of cylinder barrel 1 is fixedly connected with pot cover 14 and is communicated with the pot inner chamber.After pot cover and pot body, before starting heating, the head 5A of described drive link 5 is positioned at position-stopping plate 6A2 below; After heating starts, pot cover 14 upwards is subjected to displacement, and drive link 5, also moves to base 6A direction to top offset the time with pot cover 14; In the time of in head 5A arrives gathering sill 6D; Pressure in pot continues to rise, and head 5A moves forward along the axis of circular spliced eye 6C, and head 5A enters in circular spliced eye 6C; And head 5A connects two circular arc-shaped metal conductor 6B1; Control device to grill pan sends a signal; Pressure continues to increase, and head 5A moves forward along circular spliced eye 6C.As long as in pot, pressure is arranged, head 5A is located in circular spliced eye 6C, prevents that pot inner pressure from uncapping, and has eliminated potential safety hazard.In pot, during without pressure, head 5A resets, and can rotate pot cover 14.In the present embodiment 2, when pressure relief device damage or control device damage, rising with pressure, flexure strip 7 moves forward, flexure strip 7 promotes spherical cover plate 17 and moves, spherical cover plate 17 acts on guide plate 15 and promotes guide plate 15 and moves, and final guide plate 15 separates flexure strip 7 with the annular slot 1C of cylinder barrel 1, the relief hole 1A pressure release of the limiting pressure of pot inner pressure from cylinder barrel 1; Thereby prevent quick-fried pot.
As shown in figure 10, described signal generation apparatus comprises base 6A and at least one hoop 6B, as shown in Figure 10, Figure 11, Figure 12, be provided with the spliced eye 6C of track type on described base 6A, the length direction of spliced eye 6C extends along the thickness direction of base 6A, and the both sides of spliced eye 6C are arranged on arc sliding face 6E; The short transverse of described spliced eye 6C is parallel with horizontal plane perpendicular to horizontal plane, width;
As shown in figure 13, described hoop 6B by the shaped as frame metallic conductor 6B4 of the shaped as frame metallic conductor 6B3 of a under shed, a upper shed and be arranged on the shaped as frame metallic conductor of under shed and the shaped as frame metallic conductor of upper shed on output line form, the shaped as frame metallic conductor 6B3 of under shed is positioned at top, and the shaped as frame metallic conductor 6B4 of upper shed is arranged on the below of the shaped as frame metallic conductor 6B3 of under shed; Hoop 6B is embedded in base 6A, and as shown in figure 14, base 6A is fixed on pot body 13;
In the process that pot cover 14 and pot body 13 fasten, the head 5A of described drive link 5 and arc sliding face 6E are slidably matched, surmount after arc sliding face 6E the bottom that enters spliced eye 6C, head 5A connects the shaped as frame metallic conductor 6B4 of the shaped as frame metallic conductor 6B3 of the under shed of a hoop 6B and upper shed, and is delivered to control device; Realize indication, whether pot cover puts in place after screwing with the pot body.After heating, head 5A moves up along the height of spliced eye 6C in spliced eye 6C, and moves along the axis of spliced eye 6C, while reaching setting pressure, head 5A connects the shaped as frame metallic conductor of the shaped as frame metallic conductor of the under shed of another hoop 6B and upper shed, and is sent to control device.
After pot cover 14 and pot body 13 fasten, in pot during without pressure, rotation pot cover 14, head 5A by spliced eye 6C through an arc sliding face 6E, leave base 6A.Pressure is arranged in pot, can not rotate pot cover 14, thereby, while realizing in pot pressure is arranged, can not uncap, eliminated potential safety hazard.
As further improvement of this embodiment: also comprise that the inner surface cooperation of the base plate of a sealed spring 18, described sealed spring 18 1 end directed cavity 21, the other end coordinate with the end face of head 5A.
As Chinese invention patent application number: 201210086559.1, invention and created name: the safety device of adjustable pressure cooker, the applying date: on 03 19th, 2012; In this application for a patent for invention,
a base also is set on the pot body, and the free end of the guide post in this application for a patent for invention coordinates with pilot hole on base, in the time of also can realizing, in pot, pressure is arranged, that pot cover is sealed with the pot body, prevents from opening pot cover.
Above-described is only preferential embodiment of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the principles of the present invention, can also make some improvement and modification, this also is considered as protection scope of the present invention.
Claims (9)
1. a grill pan pressure sensor device, comprise and draw together cylinder barrel, cylinder cap, piston, compression spring, drive link and signal generation apparatus, piston is arranged in cylinder barrel, the relief hole that limiting pressure is arranged on cylinder barrel, the drive link stiff end is fixedly connected with piston, drive end is through the pilot hole on compression spring and cylinder cap and stretch out the drive end driving signal generator; Compression spring one end coordinates with piston, the other end coordinates with cylinder cap; The inlet end of cylinder barrel has hickey, and the inlet end of cylinder barrel is connected with pot cover; It is characterized in that: air-guiding gap is arranged between described piston and cylinder barrel and be slidably matched;
Also comprise the flexure strip that a silica gel or rubber are made, described flexure strip is arranged on the inlet end of cylinder barrel, the flexure strip driven plunger.
2. a kind of grill pan pressure sensor device according to claim 1, is characterized in that: on the inwall of the inlet end of described cylinder barrel, be provided with annular slot; Also comprise a notched snap ring;
On the described flexure strip face relative with piston, joint pin is arranged, circumferential edge has along plate; Joint pin is fixedly connected with piston;
Being arranged in annular slot along plate of flexure strip, snap ring is arranged on locating along plate flexure strip in annular slot.
3. a kind of grill pan pressure sensor device according to claim 2 is characterized in that: also comprise the elastic plate of a strip, the elastic plate middle part is curved, two ends are circular arc; The arc part of elastic plate has air-vent;
Described hickey is external screw joint; On the inwall of the hickey of described cylinder barrel, annular groove is arranged, two ends and the annular groove of elastic plate are chimeric.
4. a kind of grill pan pressure sensor device according to claim 1, it is characterized in that: also comprise that a joint and fastens nut, an end of described joint is that male end, the other end are female end, and there is block plate at middle part;
The hickey of described cylinder barrel is external screw joint, and the female end of joint and cylinder barrel hickey screw togather;
The circumferential edge of described flexure strip has along plate;
Being arranged on the end face of male end along plate of described flexure strip, clamp nut and male end screw togather, by fixing along plate of flexure strip.
5. according to claim 1,2,3 or 4 described a kind of grill pan pressure sensor devices, it is characterized in that: on the outer wall of described piston, have diameter line two ends along the axis of the piston to guide protrusions, on described inner wall of cylinder, gathering sill is arranged, guide protrusions and gathering sill are slidably matched;
Or on described drive link, guide protrusions is arranged, and on the pilot hole inwall of cylinder cap, gathering sill being arranged, guide protrusions and gathering sill are slidably matched.
6. a kind of grill pan pressure sensor device according to claim 5, it is characterized in that: the end of described drive link coordinates with signal generation apparatus;
Or be provided with the connecting lever of square on described drive link, and a lever arm of connecting lever is connected with drive link, and another lever arm of connecting lever coordinates with signal generation apparatus; Also comprise a positioning seat be connected with the pot body, the end of drive link coordinates with the locating hole on positioning seat.
7. a grill pan pressure sensor device, comprise and draw together cylinder barrel, cylinder cap, compression spring, drive link and signal generation apparatus, and the relief hole of limiting pressure is arranged on cylinder barrel, the drive end driving signal generator of drive link; The inlet end of cylinder barrel has hickey, and the inlet end of cylinder barrel is connected with pot cover; It is characterized in that: described signal generation apparatus is arranged on pot body;
Also comprise flexure strip, guide plate, baffle plate and spherical cover plate that a silica gel or rubber are made;
Be provided with annular slot on the inwall of the inlet end of described cylinder barrel;
The cylindrical shell of one end opening is arranged on the circumferential edge of described flexure strip, and the openend of cylindrical shell has in-flanges, and two hole clippings at a diameter line are arranged on in-flanges;
Cross section along its length, the middle part of described guide plate is curved, there is pilot hole at middle part, the pin plate at two ends;
Be provided with directed cavity on described cylinder cap, the openend of directed cavity coordinates with the pilot hole on cylinder cap, and the base plate of directed cavity is provided with the chamber pilot hole;
Described drive link comprises head and bar section, and there is draw-in groove in bar section;
The bar section of described drive link is through pilot hole, directed cavity, chamber pilot hole, compression spring on cylinder cap, and draw-in groove and the baffle plate of bar section are chimeric, and draw-in groove passes the pilot hole on guide plate to the bar section of drive end, and the end of bar section is fixedly connected with spherical cover plate; Spherical cover plate coordinates with flexure strip;
Embedding in the annular slot of cylinder barrel along plate and cylindrical shell of described flexure strip, the hole clipping on the pin plate on guide plate and described in-flanges is pegged graft; Described compression spring one end coordinates with baffle plate, the other end coordinates with the base plate of directed cavity;
Described drive link is made by metal material; Or drive link made by plastic material, head coated metal sheet; Head and the directed cavity of drive link are slidably matched; Head coordinates with signal generation apparatus;
Described signal generation apparatus comprises base and at least one hoop, and described hoop has output line to form by two circular arc-shaped metal conductors with being arranged on the circular arc-shaped metal conductor, and the circular arc-shaped metal conductor is rounded to be uniformly distributed; Hoop is embedded in base;
Described base comprises the vertical panel that is provided with circular spliced eye and is arranged on the position-stopping plate on vertical panel top, gathering sill arranged, the dead in line of gathering sill and circular spliced eye on position-stopping plate;
The head of described drive link coordinates with gathering sill and circular spliced eye, and head connects two circular arc-shaped metal conductors.
8. a grill pan pressure sensor device, comprise and draw together cylinder barrel, cylinder cap, compression spring, drive link and signal generation apparatus, and the relief hole of limiting pressure is arranged on cylinder barrel, the drive end driving signal generator of drive link; The inlet end of cylinder barrel has hickey, and the inlet end of cylinder barrel is connected with pot cover; It is characterized in that: described signal generation apparatus is arranged on pot body;
Also comprise that flexure strip, guide plate, baffle plate, spherical cover plate and pin that a silica gel or rubber are made close spring;
Be provided with annular slot on the inwall of the inlet end of described cylinder barrel;
The circumferential edge of described flexure strip has along plate, also comprises the cylindrical shell of a both ends open, and in-flanges, another openend of cylindrical shell one openend arrange flexure strip; In-flanges two hole clippings at a diameter line are arranged;
Cross section along its length, the middle part of described guide plate is curved, there is pilot hole at middle part, the pin plate at two ends;
Be provided with directed cavity on described cylinder cap, the openend of directed cavity coordinates with the pilot hole on cylinder cap, and the base plate of directed cavity is provided with the chamber pilot hole;
Described drive link comprises head and bar section, and there is draw-in groove in bar section;
The bar section of described drive link is through pilot hole, directed cavity, chamber pilot hole, compression spring on cylinder cap, and draw-in groove and the baffle plate of bar section are chimeric, and draw-in groove passes the pilot hole on guide plate to the bar section of drive end, and the end of bar section is fixedly connected with spherical cover plate; Spherical cover plate coordinates with flexure strip;
Embedding in the annular slot of cylinder barrel along plate and cylindrical shell of described flexure strip, the hole clipping on the pin plate on guide plate and described in-flanges is pegged graft; Described compression spring one end coordinates with baffle plate, the other end coordinates with the base plate of directed cavity;
Described drive link is made by metal material; Or drive link made by plastic material, head coated metal sheet; Head and the directed cavity of drive link are slidably matched; Head coordinates with signal generation apparatus;
Described signal generation apparatus comprises base and at least one hoop, is provided with the spliced eye of track type on described base, and the both sides of spliced eye are arranged on the arc sliding face; The short transverse of described spliced eye is parallel with horizontal plane perpendicular to horizontal plane, width;
Described hoop by the shaped as frame metallic conductor of the shaped as frame metallic conductor of a under shed, a upper shed and be arranged on the shaped as frame metallic conductor of under shed and the shaped as frame metallic conductor of upper shed on output line form, the shaped as frame metallic conductor of under shed is positioned at top, and the shaped as frame metallic conductor of upper shed is arranged on the below of the shaped as frame metallic conductor of under shed; Hoop is embedded in base, and base is fixed on pot body;
In the process that pot cover and pot body fasten, the head of described drive link and arc sliding face are slidably matched, surmount after the arc sliding face bottom that enters spliced eye, head is connected the shaped as frame metallic conductor of the shaped as frame metallic conductor of the under shed of a hoop and upper shed, and is delivered to control device; After heating, head moves up in spliced eye, and moves along the axis of spliced eye, and while reaching setting pressure, head is connected the shaped as frame metallic conductor of the shaped as frame metallic conductor of the under shed of another hoop and upper shed, and is sent to control device.
9. a kind of grill pan pressure sensor device according to claim 8, is characterized in that: also comprise that the inner surface cooperation of the base plate of a sealed spring, described sealed spring one end directed cavity, the other end coordinate with the end face of head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310426163.1A CN103462491B (en) | 2013-07-29 | 2013-09-18 | A kind of grill pan pressure sensor device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320452985 | 2013-07-29 | ||
| CN201320452985.2 | 2013-07-29 | ||
| CN201310426163.1A CN103462491B (en) | 2013-07-29 | 2013-09-18 | A kind of grill pan pressure sensor device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103462491A true CN103462491A (en) | 2013-12-25 |
| CN103462491B CN103462491B (en) | 2016-02-03 |
Family
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320570445.4U Expired - Fee Related CN203424777U (en) | 2013-07-29 | 2013-09-16 | Pressure cooker with pressure sensor isolated from interior of cooker |
| CN201310426163.1A Active CN103462491B (en) | 2013-07-29 | 2013-09-18 | A kind of grill pan pressure sensor device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320570445.4U Expired - Fee Related CN203424777U (en) | 2013-07-29 | 2013-09-16 | Pressure cooker with pressure sensor isolated from interior of cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN203424777U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105815659A (en) * | 2016-04-26 | 2016-08-03 | 艾建 | Preparation method for potato meal and preparation device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2593699Y (en) * | 2002-12-30 | 2003-12-24 | 天津渤海化工有限责任公司天津化工厂 | Pressure-adjustable safety valve devices |
| CN2859143Y (en) * | 2005-04-22 | 2007-01-17 | 郑银光 | Pressure controlling device |
| CN2860282Y (en) * | 2005-04-22 | 2007-01-24 | 郑银光 | Electric pressure cooker |
| CN102008227A (en) * | 2010-09-15 | 2011-04-13 | 乔林友 | Pressure sensor for heating container |
| CN203424778U (en) * | 2013-09-18 | 2014-02-12 | 乔林友 | Electric rice cooker pressure sensing device |
-
2013
- 2013-09-16 CN CN201320570445.4U patent/CN203424777U/en not_active Expired - Fee Related
- 2013-09-18 CN CN201310426163.1A patent/CN103462491B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2593699Y (en) * | 2002-12-30 | 2003-12-24 | 天津渤海化工有限责任公司天津化工厂 | Pressure-adjustable safety valve devices |
| CN2859143Y (en) * | 2005-04-22 | 2007-01-17 | 郑银光 | Pressure controlling device |
| CN2860282Y (en) * | 2005-04-22 | 2007-01-24 | 郑银光 | Electric pressure cooker |
| CN102008227A (en) * | 2010-09-15 | 2011-04-13 | 乔林友 | Pressure sensor for heating container |
| CN203424778U (en) * | 2013-09-18 | 2014-02-12 | 乔林友 | Electric rice cooker pressure sensing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105815659A (en) * | 2016-04-26 | 2016-08-03 | 艾建 | Preparation method for potato meal and preparation device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103462491B (en) | 2016-02-03 |
| CN203424777U (en) | 2014-02-12 |
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Address after: 528429 Guangdong Province, Huang Town, Zhongshan Yongle West Street, No. 29 Applicant after: Qiao Linyou Address before: Guilin City Road 541001 the Guangxi Zhuang Autonomous Region Fuwang No. 4 Building 5 unit 402 room Applicant before: Qiao Linyou |
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Effective date of registration: 20170418 Address after: 528429 Guangdong, Zhongshan City, the town of Huang Pu Hing Road, No. 1, No. 1, building 2 Patentee after: Zhongshan City Jin electric appliance Co. Ltd. Address before: 528429 Guangdong Province, Huang Town, Zhongshan Yongle West Street, No. 29 Patentee before: Qiao Linyou |