CN201127505Y - Electromagnetic heating swinging pot - Google Patents

Electromagnetic heating swinging pot Download PDF

Info

Publication number
CN201127505Y
CN201127505Y CNU2007201872883U CN200720187288U CN201127505Y CN 201127505 Y CN201127505 Y CN 201127505Y CN U2007201872883 U CNU2007201872883 U CN U2007201872883U CN 200720187288 U CN200720187288 U CN 200720187288U CN 201127505 Y CN201127505 Y CN 201127505Y
Authority
CN
China
Prior art keywords
pot
swing arm
shaft
housed
cabinet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CNU2007201872883U
Other languages
Chinese (zh)
Inventor
霍学明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CNU2007201872883U priority Critical patent/CN201127505Y/en
Application granted granted Critical
Publication of CN201127505Y publication Critical patent/CN201127505Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Cookers (AREA)

Abstract

The utility model provides an electromagnetic heating hand pot comprising a cabinet body and a pot body, the two sides of the pot body are provided with rotating shafts and are rotationally supported at the inner sides of the cabinet body, and the outer side of the cabinet body is provided with a turn-over handwheel, the shaft of which is connected with the rotating shafts of the pot body through a transmission mechanism in a driving way. The hand pot is characterized in that the pot body comprises a semicircular metal layer and an electromagnetic heating device arranged at the outer side of the semicircular metal layer; an appliance control box which is internally provided with a power drive circuit board connected with the electromagnetic heating device is arranged on the cabinet body, and the panel of the appliance control box is provided with a handling device. The hand pot has the advantages of energy saving, environment protection, safety, high efficiency, high temperature adjustment precision, high automation degree, convenient operation, etc.

Description

Pot is shaken in the electromagnetism heating
Technical field
The utility model relates to a kind of electrical heating mess kit, specifically is that pot is shaken in a kind of electromagnetism heating, is applicable to food processing industrys such as meat packing, system sauce, filling material, is a kind of comparatively desirable food processing machinery.
Background technology
Pot is shaken in existing heating, and to adopt a coal gas, natural gas, steam or electrothermal tube be that pot is shaken in the various heating of heating source, and placing structure is that pot body both sides are hinged on the bearing, above the pot body agitator is housed.The shortcoming that pot is shaken in this heating is: the thermal efficiency is low, causes energy waste; Contaminated environment comprises air pollution and thermal pollution, brings the harm of health to the operator; Coal gas, natural gas are fuel gas, in case pipeline has leakage phenomenon can cause the danger that fires, poor stability; And that pot volume is shaken in electric heating heating is bigger, and heating tube is fragile, the maintenance cost height; Firing rate is slow, inefficiency; Temperature is difficult for regulating, and control accuracy is low.
Summary of the invention
The purpose of this utility model just provides a kind of electromagnetism heating and shakes pot, and the thermal efficiency that exists with the solution prior art is low, causes energy waste; Contaminated environment comprises air pollution and thermal pollution, brings the harm of health to the operator; Coal gas, natural gas are fuel gas, in case pipeline has leakage phenomenon can cause the danger that fires, poor stability; It is bigger that pot volume is shaken in the electric heating heating, and heating tube is fragile, the maintenance cost height; Firing rate is slow, inefficiency; Temperature is difficult for regulating the problem that control accuracy is low.
The technical solution of the utility model is: comprise cabinet and pot body, pot body both sides are provided with rotating shaft and rotational support in the cabinet inboard, in the outside of cabinet the upset handwheel is housed, the axle of handwheel is in transmission connection by the rotating shaft of transmission mechanism and described pot body, it is characterized in that: comprise semicircular metal level and the electromagnetic heater that is located at its outside at described pot body; On described cabinet, electric appliance control box is housed, the power driving circuit plate that is connected with electromagnetic heater is housed in this electric appliance control box, on the panel of this electric appliance control box, operating means is housed.
Described electromagnetic heater comprises solenoid, coil brace, thermal insulation layer, heat emission fan, temperature sensor and temperature controller, the thermal insulation layer bag is attached to described metal level bottom outside, be provided with coil brace in this thermal insulation layer outside, a side of being close to thermal insulation layer at this coil brace is equipped with solenoid; Heat emission fan is housed below described coil brace; Several temperature sensors are housed and are connected at the diverse location of described metal level bottom outside with temperature controller in being contained in described electric appliance control box.
Described thermal insulation layer adopts alumina silicate, and thickness is 2-3cm.
Described heat emission fan is provided with three and be uniformly distributed along the circumference and be installed in the bottom that a bag is attached to the conical outer cover of electromagnetic heater below; Be peripherally equipped with ventilating duct on described pot body top, the lower end of this ventilating duct is enclosed within the periphery on the top of described outer cover, leaves air outlet between the two.
Described coil brace is made of with many support bars that are connected this collet periphery the circular collet of central authorities, the bottom of many support bars evenly is hinged on the periphery of described collet by bearing pin, and the other end of support bar is radial and bag is attached to the described thermal insulation layer outside.
Tap is housed on described cabinet.
Also comprise agitating device, this agitating device comprises shaft, stirs swing arm, swing arm drive device and the shaft drive unit of pawl, Γ shape, the bottom of swing arm is connected the rear portion of described cabinet by the jointed shaft at rear portion, be rotationally connected in the upper end of this swing arm upper end of shaft, the lower end of this shaft extend to obliquely in the described pot body and with stir pawl and be connected; In the bottom of described swing arm the swing arm drive device that swing arm can be swung backward is housed, in the top of this swing arm, is equipped with and drives the shaft drive unit that shaft rotates.
Described swing arm drive device is an electric pushrod, and its two ends are hinged with the lower end of described cabinet and swing arm respectively.
Described shaft drive unit comprises motor, decelerator, transmission mechanism, jackshaft, rotating disk and a pair of travelling gear, motor and jackshaft vertically are installed in the inside, two ends, the left and right sides, horizontal top of described Γ shape swing arm respectively, motor is in transmission connection by decelerator and transmission mechanism and jackshaft, the lower end of jackshaft is connected with the center fixation of rotating disk, the outer of this rotating disk is rotatably connected in the upper port of swing arm, and the upper end of described shaft is rotatably connected on and is positioned at the sleeve of this rotating disk near inclination on one side.
In the other cabinet side of described pot body the food thermal detector is housed.
The utility model has the advantages that:
1, energy-conservation: the electromagnetism heating is shaken pot thermal efficiency and can be reached 90%, and the thermal efficiency that shakes pot in other different heating source is between 45-70%.By contrast, can save a large amount of production costs.
2, environmental protection: with coal gas, natural gas is shaking pot and the time can producing a lot of oil smoke at processed food of heating source, causes the pollution of surrounding working environment, brings the harm of health to the operator.The soup bucket thermal efficiency that with steam is heating source is low, causes operating ambient temperature too high.And electromagnetism adds the flames of anger of hot soup bucket, can not produce the pollution of waste gas and noise, has improved peripheral working environment.
3, safety: because a pot flames of anger, handling safety are shaken in the electromagnetism heating.And coal gas, natural gas are fuel gas, in case pipeline has leakage phenomenon can cause the danger that fires, can bring certain threat for operator's life.Though pot is shaken in the electric heating heating certain safety guarantee is arranged also, volume is bigger, and heating tube is fragile, the maintenance cost height.
4, efficient: by repeatedly experiment showed, under equal condition, pot shakes pot than combustion gas the process velocity fast 40% that shakes pot is shaken in the electromagnetism heating.
5, adjustment precision height: the electromagnetism heating is shaken pot and has been adopted the computer temperature to control automatically, can be according to processing needs free adjustment heating-up temperature, do not have excessive measurement to lag behind, and high-precision temperature-limiting device is arranged, this point also is that the incomparable characteristics of pot are shaken in other different heating source.
6, automaticity height, the swing of agitating device and rotation are all by motor-driven driving, and be easy to operate.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of the utility model embodiment of not having agitating device;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the sectional structure schematic diagram of the utility model embodiment of being provided with agitating device;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is the left view of Fig. 3;
Fig. 6 is the B-B cutaway view of Fig. 3;
Fig. 7 is the enlarged drawing of Fig. 6 middle and upper part;
Fig. 8 is the enlarged drawing of pot body and electromagnetic heater among Fig. 6;
Fig. 9 is the upward view of Fig. 8;
Figure 10 is the planform schematic diagram (the D-D cutaway view of Figure 12, two support bars only draw) of coil brace of the present utility model;
Figure 11 is the enlarged drawing at P place among Figure 10;
Figure 12 is the vertical view of Figure 10.
The specific embodiment
Referring to Fig. 1 and Fig. 2, this embodiment comprises cabinet 1 and pot body 3, pot body internal layer 31 is a semi-circular shape, its both sides are provided with rotating shaft 35 rotational support in 1 liang of opposed inside of cabinet, upset handwheel 8 is housed in the front side of cabinet 1, the axle of handwheel 8 is in transmission connection by the rotating shaft 35 of gear drive (not shown) with described pot body, by handwheel 8 drive pot bodies around the shaft 35 deflection certain angles make things convenient for discharging.Electromagnetic heater is equipped with in the outside at described metal pan body 3, on described cabinet 1, electric appliance control box 2 is housed, the power driving circuit plate of electromagnetic heater is housed in this electric appliance control box 2, operating means such as power adjusting knob, temperature adjustment knob and heater switch are housed on the panel of this electric appliance control box 2.On described cabinet 1, be equipped with rotary on tap 5.In the front of pot body 3 discharging opening 7 is housed.
Referring to Fig. 3~Fig. 7, this embodiment has installed agitating device additional on the basis of a last embodiment.This agitating device comprises shaft 4, stirs swing arm 6, swing arm driving electric pushrod 10 and the shaft drive unit of pawl 16, Γ shape, the bottom of swing arm 6 is connected the rear portion of described cabinet 1 by the jointed shaft 15 at rear portion, the upper end of this swing arm 6 stretch to pot body 3 above, and the upper end of the shaft 4 that is rotationally connected.The lower end of this shaft 4 extends to obliquely in the described pot body 3 and with stirring pawl 16 and is connected.The two ends of electric pushrod 10 are hinged with the lower end of described cabinet 1 and swing arm 6 respectively, are used to drive swing arm 6 and swing backward, to lift the stirring pawl 16 of front end.In the top of this swing arm 6, be equipped with and drive the shaft drive unit that shaft 4 rotates.
Described shaft drive unit comprises motor 60, decelerator 61, transmission mechanism (comprises driving wheel 62, belt 63 and driven pulley 64), jackshaft 65, rotating disk 66 and intermeshing a pair of travelling gear 67,68, motor 60 and jackshaft 65 vertically are installed in the inside, two ends, the left and right sides, horizontal top (referring to Fig. 7) of described Γ shape swing arm 6 respectively, motor 60 is in transmission connection by decelerator 61 and transmission mechanism and jackshaft 65, the lower end of jackshaft 65 is connected with the center fixation of rotating disk 66, the outer of this rotating disk 66 is rotatably connected on by ball in the right output port of swing arm 6, and the upper end of described shaft 4 is rotatably connected on and is positioned at the sleeve 69 of this rotating disk 66 near inclination on one side.A gear 67 is fixed on the bottom of jackshaft 65, and another gear 68 is loaded on the upper end of shaft 4.Motor 60 drives shaft 4 around 3 revolution of pot body by decelerator 61, transmission mechanism, jackshaft 65, and a pair of gear 67 and 68 drives shaft 4 rotations, reaches well-beaten purpose.
Referring to Fig. 8~Figure 12, electromagnetic heater among above-mentioned two embodiment of the utility model comprises solenoid 33, coil brace 34, thermal insulation layer 32, heat emission fan 9, temperature sensor and temperature controller (not shown), thermal insulation layer 32 bags are attached to described metal level 31 bottom outside, be provided with coil brace 34 in these thermal insulation layer 32 outsides, a side of being close to thermal insulation layer 32 at this coil brace 34 is equipped with solenoid 33.Heat emission fan 9 is housed below described coil brace 34.Several temperature sensors (not shown) are housed and are connected at the diverse location of described metal level 31 bottom outside with temperature controller in being contained in described electric appliance control box 2.
Described thermal insulation layer 32 adopts alumina silicate, and thickness is 2-3cm.This is that best material and thickness is selected, if too thick then to add thermal effect bad; , burns heat too thin then metal level 31 solenoid 33 if penetrating easily.
Described heat emission fan 9 is provided with three, and is installed in the bottom of a conical outer cover 11, and three heat emission fan 9 ends are uniformly distributed along the circumference.Conical outer cover 11 is installed in the electromagnetic heater below, and the upper end of conical outer cover 11 is connected with the cylinder 13 that is installed in described pot outer, body 3 top.The diameter of this cylinder 13 is greater than the diameter of conical outer cover 11 upper ends, and the junction is provided with air outlet 14 between the two.Conical outer cover 11 upper ends connect a ventilating duct 17 that extends to pot body 3 tops, and its effect is that radiating airflow is flow through at the external lateral edges of pot, increase the coverage rate of heat radiation, reach the purpose of abundant heat radiation.The flow direction of radiating airflow is shown in the arrow among Fig. 8, and the air-flow that heat emission fan 9 is pressed into flows to the edge along pot body 3 bottoms, flows out through air outlet 14 downwards from the gap between cylinder 13 and the ventilating duct 17 again.The heat dispersion of electromagnetic heater is the important technology parameter, and three axial flow heat emission fan 9 of the present utility model not only reach the heat radiation needs, and (a pot body internal diameter is 1~2m), and it is less to take up room.
Described coil brace 34 is made of with many support bars 341 that are connected this collet periphery the circular collet 342 of central authorities, the bottom of many support bars 341 evenly is hinged on the periphery of described collet 342 by bearing pin 343, the other end of support bar 341 is radial and bag is attached to the described thermal insulation layer outside, and the metal level 31 of shape and pot body 3 is identical with the shape of thermal insulation layer 32.Be provided with coil groove 344 in the inboard of support bar 341, be used to embed solenoid 33.
Also can one food thermal detector 18 be installed, be used for detecting at any time the temperature of pot interior food, be the market sale product at the cabinet 1 in left side.
The utility model adopts magnetic field induction eddy current heating principle, utilizes electric current to produce magnetic field by coil, when the magnetic line of force of inside, magnetic field passes through the bottom of container made of iron, promptly can produce countless eddy current, makes container heating at a high speed voluntarily itself.Meanwhile calorify the medium in the container.In the process of the processing of food, operating personnel can regulate operating current (being firepower) size by temperature adjustment knob at any time according to different needs.Reach the purpose of control container inner medium temperature.Have thermal efficiency height (〉=90%), add smokeless, the flames of anger in man-hour, the characteristics of safety clean.In order to satisfy active demand and raising self the working environment quality of the 21 century mankind for environmental protection.

Claims (10)

1, pot is shaken in a kind of electromagnetism heating, comprise cabinet and pot body, pot body both sides are provided with rotating shaft and rotational support in the cabinet inboard, in the outside of cabinet the upset handwheel is housed, the axle of handwheel is in transmission connection by the rotating shaft of transmission mechanism and described pot body, it is characterized in that: described pot body comprises semicircular metal level and is located at the electromagnetic heater in its outside; On described cabinet, electric appliance control box is housed, the power driving circuit plate that is connected with electromagnetic heater is housed in this electric appliance control box or cabinet, on the panel of this electric appliance control box, operating means is housed.
2, pot is shaken in electromagnetism heating according to claim 1, it is characterized in that: described electromagnetic heater comprises solenoid, coil brace, thermal insulation layer, heat emission fan, temperature sensor and temperature controller, the thermal insulation layer bag is attached to described metal level bottom outside, be provided with coil brace in this thermal insulation layer outside, a side of being close to thermal insulation layer at this coil brace is equipped with solenoid; Heat emission fan is housed below described coil brace; Several temperature sensors are housed and are connected at the diverse location of described metal level bottom outside with temperature controller in being contained in described electric appliance control box.
3, pot is shaken in electromagnetism heating according to claim 2, and it is characterized in that: described thermal insulation layer adopts alumina silicate, and thickness is 2-3cm.
4, pot is shaken in electromagnetism heating according to claim 2, it is characterized in that: described heat emission fan is provided with three and be uniformly distributed along the circumference and be installed in the bottom that a bag is attached to the conical outer cover of electromagnetic heater below, be peripherally equipped with cylinder on the described pot of this taper shape outer cover body top, the lower end of this cylinder is enclosed within the periphery on the top of described outer cover, leaves air outlet between the two.
5, pot is shaken in electromagnetism heating according to claim 2, it is characterized in that: described coil brace is made of with many support bars that are connected this collet periphery the circular collet of central authorities, the bottom of many support bars evenly is hinged on the periphery of described collet by bearing pin, and the other end of support bar is radial and bag is attached to the described thermal insulation layer outside.
6, pot is shaken in electromagnetism heating according to claim 1, it is characterized in that: tap is housed on described cabinet.
7, pot is shaken in any one described electromagnetism heating according to claim 1~6, it is characterized in that: also comprise agitating device, this agitating device comprises shaft, stirs swing arm, swing arm drive device and the shaft drive unit of pawl, Γ shape, the bottom of swing arm is connected the rear portion of described cabinet by the jointed shaft at rear portion, be rotationally connected in the upper end of this swing arm upper end of shaft, the lower end of this shaft extend to obliquely in the described pot body and with stir pawl and be connected; In the bottom of described swing arm the swing arm drive device that swing arm can be swung backward is housed, in the top of this swing arm, is equipped with and drives the shaft drive unit that shaft rotates.
8, pot is shaken in electromagnetism heating according to claim 7, and it is characterized in that: described swing arm drive device is an electric pushrod, and its two ends are hinged with the lower end of described cabinet and swing arm respectively.
9, shake pot according to claim 7 or 8 described electromagnetism heating, it is characterized in that: described shaft drive unit comprises motor, decelerator, transmission mechanism, jackshaft, rotating disk and a pair of travelling gear, motor and jackshaft vertically are installed in the inside, two ends, the left and right sides, horizontal top of described Γ shape swing arm respectively, motor is in transmission connection by decelerator and transmission mechanism and jackshaft, the lower end of jackshaft is connected with the center fixation of rotating disk, the outer of this rotating disk is rotatably connected in the upper port of swing arm, and the upper end of described shaft is rotatably connected on and is positioned at the sleeve of this rotating disk near inclination on one side.
10, pot is shaken in electromagnetism heating according to claim 1, it is characterized in that: in the other cabinet side of described pot body the food thermal detector is housed.
CNU2007201872883U 2007-12-20 2007-12-20 Electromagnetic heating swinging pot Expired - Lifetime CN201127505Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201872883U CN201127505Y (en) 2007-12-20 2007-12-20 Electromagnetic heating swinging pot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007201872883U CN201127505Y (en) 2007-12-20 2007-12-20 Electromagnetic heating swinging pot

Publications (1)

Publication Number Publication Date
CN201127505Y true CN201127505Y (en) 2008-10-08

Family

ID=40015332

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007201872883U Expired - Lifetime CN201127505Y (en) 2007-12-20 2007-12-20 Electromagnetic heating swinging pot

Country Status (1)

Country Link
CN (1) CN201127505Y (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104000472A (en) * 2014-05-09 2014-08-27 安徽一鼎节能科技有限公司 Automatic cooking machine
CN104000501A (en) * 2014-05-09 2014-08-27 安徽一鼎节能科技有限公司 Stirring mechanism of automatic cooking machine
CN104000509A (en) * 2014-05-09 2014-08-27 安徽一鼎节能科技有限公司 Overturning and frying mechanism of automatic cooking machine
CN104248353A (en) * 2014-09-02 2014-12-31 安徽一鼎节能科技有限公司 Planet type stir-frying device of automatic wok
CN104248329A (en) * 2014-09-02 2014-12-31 安徽一鼎节能科技有限公司 Novel automatic wok
CN104783642A (en) * 2015-04-30 2015-07-22 深圳市创新先进科技有限公司 Wok combined device of full-automatic cooker
CN105266562A (en) * 2015-08-26 2016-01-27 邵道德 Intelligent electromagnetic non-soup food boiler
CN105852625A (en) * 2016-05-23 2016-08-17 河源意昕电子科技有限公司 Electromagnetically-inductive self-overturning heating frying pot
CN104248353B (en) * 2014-09-02 2017-01-04 安徽一鼎节能科技有限公司 The planet of a kind of auto dish frying pot stir-fries device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104000472A (en) * 2014-05-09 2014-08-27 安徽一鼎节能科技有限公司 Automatic cooking machine
CN104000501A (en) * 2014-05-09 2014-08-27 安徽一鼎节能科技有限公司 Stirring mechanism of automatic cooking machine
CN104000509A (en) * 2014-05-09 2014-08-27 安徽一鼎节能科技有限公司 Overturning and frying mechanism of automatic cooking machine
CN104248353A (en) * 2014-09-02 2014-12-31 安徽一鼎节能科技有限公司 Planet type stir-frying device of automatic wok
CN104248329A (en) * 2014-09-02 2014-12-31 安徽一鼎节能科技有限公司 Novel automatic wok
CN104248329B (en) * 2014-09-02 2016-11-23 安徽一鼎节能科技有限公司 A kind of auto dish frying pot
CN104248353B (en) * 2014-09-02 2017-01-04 安徽一鼎节能科技有限公司 The planet of a kind of auto dish frying pot stir-fries device
CN104783642A (en) * 2015-04-30 2015-07-22 深圳市创新先进科技有限公司 Wok combined device of full-automatic cooker
CN105266562A (en) * 2015-08-26 2016-01-27 邵道德 Intelligent electromagnetic non-soup food boiler
CN105266562B (en) * 2015-08-26 2017-06-16 邵道德 Intelligent electromagnetic is without soup cooking food device
CN105852625A (en) * 2016-05-23 2016-08-17 河源意昕电子科技有限公司 Electromagnetically-inductive self-overturning heating frying pot

Similar Documents

Publication Publication Date Title
CN201127505Y (en) Electromagnetic heating swinging pot
CN203815219U (en) Electromagnetic-heating tiltable cooking rocker pan
CN205679018U (en) A kind of organic garbage treatment drying unit
CN206641371U (en) Corn popper
CN207627123U (en) A kind of food processing device of three-dimensional heating
CN210268036U (en) Medicinal material drying device
CN201585400U (en) Full automatic electromagnetic food stir-frying machine
CN108106360A (en) A kind of energy-efficient food heating device
CN106491009A (en) A kind of food stirring apparatus with quick wind cooling temperature lowering function
CN206565750U (en) It is a kind of that there is the air-cooled food stirring apparatus for overturning the function of falling meal
CN207600199U (en) A kind of adaptive zirconium matter mouth of a river processing high-temperature calcination stove
CN208286839U (en) Cooking apparatus
CN208404220U (en) air fryer
CN201167568Y (en) Seed and nut roasting machine
CN206380588U (en) A kind of yellow tea fermentation machine of automatic constant-temperature
CN201123701Y (en) Electromagnetic heating soup pot
CN106419507B (en) A kind of air-cooled food stirring apparatus with the overturning function of falling meal
JP4028876B2 (en) Food stirring device
CN206613213U (en) Homogenate extraction device
CN204654663U (en) A kind of air heat formula cooker
CN207147133U (en) A kind of mushroom dehydration device
CN207820975U (en) A kind of intelligence wheat drying machine
CN208286837U (en) Cooking apparatus
CN208892323U (en) The control system of intelligent fruit tree oven
CN206560818U (en) A kind of solution agitating device with heating function

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20081008

CX01 Expiry of patent term