CN110107919A - A kind of fire cover structure being mounted on anti-dry heating gas-cooker - Google Patents
A kind of fire cover structure being mounted on anti-dry heating gas-cooker Download PDFInfo
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- CN110107919A CN110107919A CN201810099717.4A CN201810099717A CN110107919A CN 110107919 A CN110107919 A CN 110107919A CN 201810099717 A CN201810099717 A CN 201810099717A CN 110107919 A CN110107919 A CN 110107919A
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- Prior art keywords
- sleeve
- fire cover
- light transmitting
- cooker
- transmitting sheet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/008—Ranges
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cookers (AREA)
Abstract
The present invention relates to a kind of fire cover structures being mounted on anti-dry heating gas-cooker, including fire cover matrix, sleeve and light transmitting sheet, there is upper and lower perforative centre bore at the center of fire cover matrix, the sleeve is mounted in the centre bore of the fire cover matrix, the light transmitting sheet is mounted on the inside of the sleeve, the sleeve has the opening for light transmission, has gap between the light transmitting sheet and the bottom of a pan.Light transmitting sheet is embedded in the inside of sleeve by the present invention, make between light transmitting sheet and the bottom of a pan that there are a bit of gaps, light transmitting sheet can be made to be not easy to be infected with spot in this way, increase the permeability of the bottom of a pan infra-red radiation, and the high temperature in the bottom of a pan will not between baking on light transmitting sheet surface, increase the service life of light transmitting sheet.
Description
Technical field
The present invention relates to a kind of gas-cooker, in particular to a kind of fire cover structure being mounted on anti-dry heating gas-cooker belongs to
Gas-fired equipment technical field.
Background technique
Gas-cooker is the household electrical appliance of huge numbers of families' indispensability, when using gas-cooker, since the carelessness of people can deposit
In some security risks.For example, forget to close fire the case where leading to cooking apparatus dry combustion method, gently can then damage cookware, it is heavy then may
Cause fire.
For this phenomenon, existing part cooker burner is mounted with temperature sensor, which is mounted on
The centre of burner is stretched out fire cover and is directly contacted with the bottom of a pan, for the temperature in the real-time detection the bottom of a pan, the controller of burner according to
Phenomena such as temperature data that temperature sensor measures is controlled accordingly to burner, effectively prevent dry combustion method generation.But it installs
With the presence of the following disadvantage of kitchen range of the temperature sensor: first is that, which is plane, if family makes
It is that kick pot or tip bottom pot just will appear due to the problem that contact area is too small and keeps thermometric inaccurate, kitchen range is caused to close
It closes or other non-normal working phenomenons；Second is that existing anti-dry module is mounted in the centre of cooking range furnace end and protrudes very
It is one section big, and the heatproof of temperature sensor requires, such as 350 DEG C, so, flame may burn out sensor；Third is that
Temperature sensor needs are directly contacted with the bottom of a pan, in the long-term use, are easy by the dirt, swill or soup in the bottom of a pan
The pollution such as juice causes thermometric inaccurate.
For some anti-dry heating gas-cookers for being equipped with non-contact temperature measuring sensor, due to the sensing of this kind of gas-cooker
Device is installed on the stove shell bottom of gas-cooker mostly, sensor between the bottom of a pan will there are holes, to make sensor sensing to pot
The infra-red radiation at bottom, and then achieve the purpose that thermometric, but sensor to the bottom of a pan due to hypertelorism, very multipart infrared spoke
It penetrates to it with interference effect, and sensor is to there are holes, and sensor can easily be made to be infected with greasy dirt between the bottom of a pan.
Summary of the invention
Present invention is primarily aimed at solving the above problems and insufficient, it is simple to provide a kind of structure, is easy to dismount, be suitable for
The bottom of a pan of various shapes, and can guarantee the cleaning of light transmission part, and then guarantee that temperature measurement accuracy is mounted on anti-dry heating gas-cooker
On fire cover structure.
To achieve the above object, the technical scheme is that
A kind of fire cover structure being mounted on anti-dry heating gas-cooker, including fire cover matrix, sleeve and light transmitting sheet, in fire cover base
The center of body has upper and lower perforative centre bore, and the sleeve is mounted in the centre bore of the fire cover matrix, the light transmitting sheet
It is mounted on the inside of the sleeve, the sleeve has the opening for light transmission, has gap between the light transmitting sheet and the bottom of a pan.
Further, the opening is surrounded from being arranged in sleeve wall to the annular convex platform that center is protruded, the light transmitting sheet peace
Above or below annular convex platform.
Further, the sleeve is made of sleeve body, sleeve cap, and the sleeve cap is mounted on the top of sleeve body,
There is the opening surrounded by the annular convex platform on the top of the sleeve cap, the light transmitting sheet is mounted under annular convex platform
Side, the light transmitting sheet are fixedly clamped between the annular convex platform and sleeve body of the sleeve cap.
Further, it is connected through a screw thread between the sleeve cap and sleeve body.
Further, the light transmitting sheet uses sapphire glass.
Further, there is fixed ring protruding upward in the top of the fire cover matrix, suit is fixed in the fixed ring
One sleeve retaining ring, the sleeve are sleeved in the sleeve retaining ring and move up and down relative to the sleeve retaining ring.
Further, be provided with spring between the sleeve and sleeve retaining ring, the spring drive the sleeve relative to
Sleeve retaining ring moves up and down, and the sleeve limits the distance moved up and down by position limiting structure.
Further, the position limiting structure includes the first retention bead being arranged on the sleeve outer wall, the sleeve gear
The top margin of circle has the limit stop ring to central reduction, and first retention bead is limited in the lower section of limit stop ring；
Or, the position limiting structure includes the second retention bead protruded to center being arranged on fire cover matrix inner wall,
It is correspondingly arranged on vertically extending slot in the sleeve wall, realizes limit in the second retention bead insertion slot.
Further, it is connected through a screw thread between the sleeve retaining ring and fixed ring.
Further, at least a pair of symmetrically arranged grip part held for hand is provided on the sleeve retaining ring.
To sum up content, a kind of fire cover structure being mounted on anti-dry heating gas-cooker of the present invention, with prior art phase
Than having the advantages that
(1) light transmitting sheet is embedded in the inside of sleeve by the present invention, is made between light transmitting sheet and the bottom of a pan there are a bit of gap, this
Sample can make light transmitting sheet be not easy to be infected with spot, increase the permeability of the bottom of a pan infra-red radiation, and the high temperature in the bottom of a pan will not between dry
It bakes on light transmitting sheet surface, increases the service life of light transmitting sheet.
(2) middle sleeve of the present invention is adapted to the different thes bottom of a pan using the structure that can stretch up and down, guarantee with circular bottom pot with
Pan can allow sleeve to be close to the bottom of a pan surface, and then guarantee the accuracy of thermometric.
(3) present invention increases telescopic tube-in-tube structure in fire cover matrix, can to avoid other thermal objects of surrounding and
The infrared energy that the influence of flame temperature, the only the bottom of a pan issue is installed in the sensor on bottom case and detects, guarantees thermometric
Accuracy and accuracy.
(4) tube-in-tube structure of the invention is simple, can not only realize that complete disassembly, easy cleaning maintenance are also easy to existing
It is transformed in fire cover structure, it is at low cost.
Detailed description of the invention
Fig. 1 is one fire cover structural schematic diagram of the embodiment of the present invention；
Fig. 2 is one fire cover base structure schematic diagram of the embodiment of the present invention；
Fig. 3 is one sleeve retaining ring structural schematic diagram of the embodiment of the present invention；
Fig. 4 is structure sectional view of one fire cover of the embodiment of the present invention before being compressed；
Fig. 5 is one fire cover of the embodiment of the present invention by compressed structure sectional view；
Fig. 6 is one gas-cooker structure sectional view of the embodiment of the present invention；
Fig. 7 is two tube-in-tube structure schematic diagram of the embodiment of the present invention；
Fig. 8 is structure sectional view of two fire cover of the embodiment of the present invention before being compressed.
As shown in Figures 1 to 8, fire cover matrix 1, fire output hole 2, steady fire hole 3, centre bore 4, fixed ring 5, sleeve 6, sleeve sheet
Body 6a, sleeve cap 6b, light transmitting sheet 7, opening 8, sleeve retaining ring 9, the first retention bead 10, limit stop ring 11, spring 12, erecting bed
13, groove 14, burner 15, interior ring fire cover 16, external ring fire cover 17, infrared thermometry device 18, pan bracket 19, bottom case 20, heat dissipation
Block 21, installation through-hole 22, groove 23, annular convex platform 24, the second retention bead 25, slot 26, step structure 27.
Specific embodiment
Present invention is further described in detail with specific embodiment with reference to the accompanying drawing:
Embodiment one:
As shown in Figure 1, a kind of fire cover structure being mounted on anti-dry heating gas-cooker provided in the present embodiment, including fire cover
Matrix 1, sleeve 6 and light transmitting sheet 7.
Wherein, it is provided with one on the side wall of fire cover matrix 1 and irises out fire hole 2, be additionally provided with a circle in the lower section of fire output hole 2
Steady fire hole 3 has upper and lower perforative centre bore 4 at the center of fire cover matrix 1, has in the top of fire cover matrix 1 protruding upward
Fixed ring 5, fixed ring 5 is structure as a whole with fire cover matrix 1, and centre bore 4 runs through fire cover matrix 1 and fixed ring 5.
As shown in Fig. 1 and Fig. 4,5, sleeve 6 is mounted in the centre bore 4 of fire cover matrix 1, and sleeve 6 is only installed at centre bore 4
Top half, light transmitting sheet 7 is installed in the inside of sleeve 6.Sleeve 6 has the opening 8 for light transmission, excellent in the present embodiment
The top for being selected in sleeve 6 has opening 8, and opening 8 is surrounded from the annular convex platform 24 that the top that sleeve wall is arranged in is protruded to center,
Annular convex platform 24 can also be collapsed directly to center from the top of sleeve wall and be formed, and opening 8 uses round hole, and light transmitting sheet 7 is mounted on
The lower section of opening 8.
Sleeve 6 can be ignored temperature influence by having the metal material for absorbing infrared linear energy to be made.Sleeve
6 can effectively reduce interference of the infra-red radiation to sensor of other components, it is ensured that stainless steel cookware and other materials
The temperature measurement accuracy of cookware and accuracy, because the emissivity of stainless steel cookware is small, infrared thermometry is difficult directly to measure its surface
Temperature, test status can be then effectively improved by increasing sleeve 6.Infrared ray passes through light transmitting sheet 7 and sleeve 6, reaches the infrared of bottom
Line temperature measuring equipment 18 receives the infrared ray that the bottom of a pan issues by infrared thermometry device 18, and then obtains the temperature in the bottom of a pan.
In the present embodiment, for the ease of dismounting, user is facilitated to clean light transmitting sheet 7, sleeve 6 preferably uses seperated structure,
It is made of sleeve body 6a, sleeve cap 6b, sleeve cap 6b is mounted on the top of sleeve body 6a, has on the top of sleeve cap 6b
The annular convex platform 24 protruded to center surrounds opening 8, namely the setting opening 8 on the top surface of sleeve cap 6b, sleeve cap 6b's
There are gaps for installing light transmitting sheet 7 among annular convex platform 24 and sleeve body 6a.For the ease of dismounting, more preferable sleeve cap 6b
It is connected through a screw thread between sleeve body 6a, it can be by light transmitting sheet 7 when sleeve cap 6b is tightened on sleeve body 6a
It is fixedly clamped between sleeve cap 6b and sleeve body 6a.
When in use, the top of sleeve 6 is contacted with the bottom of a pan, and to guarantee the accuracy of thermometric, but light transmitting sheet 7 is not direct and pot
Bottom contact, between light transmitting sheet 7 and the bottom of a pan at least between be separated with the gap of 6 top opening of sleeve, 8 thickness, which will guarantee in 2mm
More than.For cookware when being heated, infrared ray passes through light transmitting sheet 7, and the bottom of a pan region of infrared ray test is a border circular areas, the area
Domain and infrared receiver point form a cone.In this way under the premise of guaranteeing temperature measurement accuracy, not only it is possible to prevente effectively from food
Object residue and other sundries etc. fall into 6 inner barrier infrared ray of sleeve, while can also avoid pollution the infrared measurement of temperature dress of lower section
It sets, increases the service life of infrared temperature measurement apparatus, can also effectively avoid light transmitting sheet 7 by the dirt immune in the bottom of a pan, and then guarantee
The translucent effect of light transmitting sheet 7, increase the bottom of a pan infra-red radiation permeability, and the high temperature in the bottom of a pan will not direct baking in light transmitting sheet
On 7 surface, the service life of light transmitting sheet 7 is increased.
Light transmitting sheet 7 preferably uses sapphire glass or other materials with high light transmittance.Sapphire glass piece can be with
The translucency for increasing the bottom of a pan infra-red radiation protects radiant light through infrared sensor, in the smallest situation of off-energy
Demonstrate,prove the accuracy of sensor thermometric.And glass material is easy to clean, and material easy to clean will not make on sleeve 6 due to being infected with spot
Influence the accuracy of thermometric.
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, in the present embodiment, suit fixes a sleeve retaining ring 9, sleeve 6 in fixed ring 5
Be sleeved in sleeve retaining ring 9 and can be moved up and down relative to sleeve retaining ring 9, when in use, it is ensured that no matter which kind of shape
Cookware can be such that the top of sleeve 6 directly contacts with the bottom of a pan.
The position limiting structure that distance is moved up and down for limiting sleeve 6, this reality are provided between sleeve retaining ring 9 and sleeve 6
It applies in example, position limiting structure includes the first retention bead 10 being arranged on the outer wall of sleeve body 6a, and the first retention bead 10 can
It to be arranged in a ring, can also be uniformly arranged in the circumferential direction multiple, the top margin of sleeve retaining ring 9 has the limit stop ring to central reduction
11, the first retention bead 10 is limited in the lower section of limit stop ring 11, and limit stop ring 11 limits what sleeve body 6a was moved up
Critical distance, and then sleeve body 6a is limited in sleeve retaining ring 9.
There is the gap of an annular at cooperation between sleeve body 6a and sleeve retaining ring 9, is equipped in the gap of annular
Spring 12, spring 12 are limited between the first retention bead 10 of top and the fire cover matrix 1 of lower section, and spring 12 is being assembled to
Compressive state is in when in sleeve retaining ring 9, when not in use, sleeve 6 to be held out against in highest extreme position.As shown in figure 4,
When unused, under the action of spring 12, the first retention bead 10 of sleeve 6 is resisted against the limit stop ring 11 of sleeve retaining ring 9
Place.As shown in figure 5, cookware pushes down sleeve 6 down from above after placing cooker, spring 12 is then compressed.Sleeve 6 uses can
Flexible structure is mounted in sleeve retaining ring 9 up and down, is adapted to the different thes bottom of a pan, guarantee is ok with circular bottom pot and pan
Sleeve 9 is allowed to be close to the bottom of a pan surface.Meanwhile it can be sent out to avoid the influence of other thermal objects of surrounding and flame temperature, the only the bottom of a pan
Infrared energy out is installed in the sensor on bottom case and detects.
In the present embodiment preferably, it is connected through a screw thread between sleeve retaining ring 9 and fixed ring 5, and in the periphery of sleeve retaining ring 9
It is provided with the erecting bed 13 of export-oriented protrusion, erecting bed 13 is arranged in a ring, and erecting bed 13 is stuck in the top of fixed ring 5 after mounting
Portion limits the installation site of sleeve retaining ring 9.Sleeve retaining ring 9 can be dismantled together with sleeve 6, convenient for disassembly and assembly, easy cleaning dimension
It repairs.
It is provided at least a pair of symmetrically arranged grip part held for hand on sleeve retaining ring 9, it is excellent in the present embodiment
Selecting grip part is a pair of of the groove 14 being arranged on sleeve retaining ring 9, and user can be held in turnbarrel retaining ring at groove 14 with hand
9, sleeve retaining ring 9 is removed or is mounted in fixed ring 5 from fixed ring 5.
As shown in fig. 6, fire cover matrix 1 is mounted on the top of burner 15, fire cover matrix 1 is the interior ring fire cover of burner
16, external ring fire cover 17 is housed in the outer sheath of interior ring fire cover 16, it is red to be equipped with one in the underface of the centre bore 4 of interior ring fire cover 16
Outside line temperature measuring equipment 18, infrared thermometry device 18 are connect with burner controller, and pan bracket 19, cookware are installed on kitchen range
It is placed on pan bracket 19.
Infrared thermometry device 18 is infrared temperature probe, since infrared temperature probe is electronic type, output electricity
Signal is pressed, the response time faster, and then can make quick response to cooking bottom temperature, realize the variation of real-time monitoring cooking bottom temperature, really
Guarantor prevents the generation of the phenomenon that boilers from drying burning.
Infrared thermometry device 18 is mounted on the bottom case 20 of the kitchen range of the underface at 15 center of burner, namely is mounted on
The underface in heart hole 4, the installation site of infrared thermometry device 18 is far from flame, only by the temperature rise shadow inside kitchen range bottom shell 20
It rings, the operating temperature maximum value of infrared temperature probe is far below through the temperature rise in experimental test kitchen range bottom shell 20, and then can be with
Ensure infrared temperature probe using safe and service life.In addition, infrared temperature probe be it is contactless, as long as light
Line, which can reach the bottom of a pan, can measure temperature, not the difference of form of pot bottom, be applicable to the bottom of a pan of various shapes.
Between infrared thermometry device 18 and cookware, the infrared ray that cookware issues passes through light transmitting sheet 7 across light transmitting sheet 7
Sleeve 6 is received by the infrared thermometry device 18 of bottom.
In order to improve the heat dissipation effect of real infrared thermometry device 18, guarantees the operating temperature of infrared thermometry device 1, mention
The service life of high IR line temperature measuring equipment 18.One piece of radiating block 21 is installed in the outside of infrared thermometry device 1.Radiating block 21
It is preferred that using aluminium block, there is the installation through-hole 22 of vertical extension at the center of radiating block 21, have one in the bottom of radiating block 21
The sensor of the groove 23 of side opening, infrared thermometry device 18 is inserted into installation through-hole 22, the electricity of infrared thermometry device 18
Road plate is mounted in groove 23 by screw, and the interface of circuit board is stretched out to open side.
When the interior ring fire cover 16 is installed on kitchen range, the axle center of the light transmitting sheet 7 of interior 16 upper end of ring fire cover and infrared
The sensor probe axle center of line temperature measuring equipment 18 is overlapped.Before sitting pot, installed since spring 12 compresses, so sleeve 6 and light transmission
Piece 7 is in the state jacked up, and after sitting pot, the top of sleeve 6 is contacted with bottom of pot body, since pot body weight leads to interior ring fire cover
Spring 12 in 16 is further compressed, since spring 12 is in confined state always, it is possible to the top of sleeve 6 be made to begin
It is adjacent to the bottom of a pan eventually.When gas-cooker work, the temperature of pot body can be increased, and bottom of pot body can scatter infra-red radiation, this spoke outward
Penetrating can finally be projected on the infrared sensor on bottom case 20, infrared sensing by light transmitting sheet 7, sleeve 6, fire cover matrix 1
If gas stove valve dissection gas source can be controlled after device detects the temperature of pot body due to dryouting pot and causing temperature excessively high, thus
Guarantee the safety of household.
Infrared thermometry device 18 is connect with burner controller, after measuring cooking bottom temperature, is had to the processing of temperature
Two ways.First, a threshold value is set, generally at 300 DEG C or so, by burner control after measuring temperature and reaching this threshold value
Device processed automatically cuts off gas source, in order to prevent erroneous judgement, measures constant temperature several seconds and meets or exceeds threshold value, solenoid valve moves again
Make.Second, judged according to the change curve for measuring temperature, when there is dry combustion method, temperature curve rises quickly, so as to logical
The slope of calculating temperature curve is crossed to judge.
Embodiment two:
As shown in Figure 7 and Figure 8, with embodiment one the difference is that, for limiting the limit of 6 upper and lower displacement distance of sleeve
Structure includes the second retention bead 25 protruded to center being arranged on 1 inner wall of fire cover matrix, and the second retention bead 25 is symmetrical
It is provided with a pair, a pair of vertically extending slot 26 is correspondingly arranged on the wall of sleeve 6, the insertion of the second retention bead 25 is inserted
Limit is realized in slot 26, the length of slot 26 limits the mobile distance of sleeve 6.
Sleeve 6 in order to facilitate the installation of, the slot 26 on sleeve 6 are the structure of bottom end gap, and sleeve 6 is inserted into fire from the top down
It will be in the corresponding insertion slot 26 of the second retention bead 25 when lid 1 inside of matrix.
In this structure, be provided with step structure 27 on the outer surface of sleeve 6, spring 12 be limited in step structure 27 with
Between fire cover matrix 1, the sleeve wall of 27 top of step structure has external screw thread, for being threadedly coupled with sleeve cap 6b.Sleeve gear
The top margin of circle 9 has the limit stop ring 11 to central reduction, for blocking the gap between sleeve 6 and sleeve retaining ring 9.
Embodiment three:
The difference is that, sleeve 6 can be enclosed using the columnar structured of the open one in top with embodiment one and two
Annular convex platform 24 at opening 8 is arranged on the inner wall that there is certain distance on 6 top of sleeve, and light transmitting sheet 7, which is directly taken, sets in ring
On shape boss 24, guarantees that the upper surface of light transmitting sheet 7 is lower than the tip edge of sleeve wall after installation, make after sitting pot light transmitting sheet 7 not
It is directly contacted with the bottom of a pan, there is certain gap between the bottom of a pan, which will guarantee in 2mm or more.
Light transmitting sheet 7 can also be directly adhesively fixed on above or below annular convex platform 24 with glue.
Example IV:
In the present embodiment, sleeve 6 is made of using seperated structure sleeve body 6a, sleeve cap 6b, sleeve cap 6b and set
It is threadedly coupled between cylinder ontology 6a.The difference is that, sleeve cap 6b uses the cylindrical shape of top opening with embodiment one and two
Structure.The annular convex platform protruded to center is set on the inner wall of sleeve cap 6b, and annular convex platform has a spacing apart from 6 top of sleeve
From there are gaps among the annular convex platform and sleeve body 6a of sleeve cap 6b for installing light transmitting sheet 7, tightens in sleeve cap 6b solid
Light transmitting sheet 7 can be fixedly clamped between the limiting stand and sleeve body 6a of sleeve cap 6b when being scheduled on sleeve body 6a.?
Light transmitting sheet 7 does not contact directly with the bottom of a pan after sitting pot, has certain gap between the bottom of a pan, which is annular convex platform and sleeve
The distance between top cap 6b and the sum of annular convex platform thickness, which will guarantee in 2mm or more.
As described above, the plan content in conjunction with given by attached drawing, can derive similar technical solution.But it is all not take off
Content from technical solution of the present invention, according to the technical essence of the invention it is to the above embodiments it is any it is simple modification, etc.
With variation and modification, all of which are still within the scope of the technical scheme of the invention.
Claims (10)
1. a kind of fire cover structure being mounted on anti-dry heating gas-cooker, it is characterised in that: including fire cover matrix, sleeve and light transmission
Piece has upper and lower perforative centre bore at the center of fire cover matrix, and the sleeve is mounted in the centre bore of the fire cover matrix,
The light transmitting sheet is mounted on the inside of the sleeve, and the sleeve has an opening for light transmission, the light transmitting sheet and the bottom of a pan it
Between have gap.
2. the fire cover structure according to claim 1 being mounted on anti-dry heating gas-cooker, it is characterised in that: it is described opening by
It is arranged in sleeve wall and is surrounded to the annular convex platform that center is protruded, the light transmitting sheet is mounted on above or below annular convex platform.
3. the fire cover structure according to claim 2 being mounted on anti-dry heating gas-cooker, it is characterised in that: the sleeve by
Sleeve body, sleeve cap composition, the sleeve cap are mounted on the top of sleeve body, have on the top of the sleeve cap by institute
The opening that annular convex platform surrounds is stated, the light transmitting sheet is mounted on the lower section of annular convex platform, and the light transmitting sheet is fixedly clamped described
Between the annular convex platform and sleeve body of sleeve cap.
4. the fire cover structure according to claim 3 being mounted on anti-dry heating gas-cooker, it is characterised in that: the sleeve cap
It is connected through a screw thread between sleeve body.
5. the fire cover structure according to claim 1 being mounted on anti-dry heating gas-cooker, it is characterised in that: the light transmitting sheet
Using sapphire glass.
6. the fire cover structure according to any one of claims 1 to 5 being mounted on anti-dry heating gas-cooker, it is characterised in that:
There is fixed ring protruding upward in the top of the fire cover matrix, suit fixes a sleeve retaining ring in the fixed ring, described
Sleeve is sleeved in the sleeve retaining ring and moves up and down relative to the sleeve retaining ring.
7. the fire cover structure according to claim 6 being mounted on anti-dry heating gas-cooker, it is characterised in that: in the sleeve
Spring is provided between sleeve retaining ring, the spring drives the sleeve to move up and down relative to sleeve retaining ring, the sleeve
The distance moved up and down is limited by position limiting structure.
8. the fire cover structure according to claim 7 being mounted on anti-dry heating gas-cooker, it is characterised in that: the limit knot
Structure includes the first retention bead being arranged on the sleeve outer wall, and the top margin of the sleeve retaining ring has the limit to central reduction
Position retaining ring, first retention bead are limited in the lower section of limit stop ring；
Or, the position limiting structure includes the second retention bead protruded to center being arranged on fire cover matrix inner wall, described
It is correspondingly arranged on vertically extending slot in sleeve wall, realizes limit in the second retention bead insertion slot.
9. the fire cover structure according to claim 6 being mounted on anti-dry heating gas-cooker, it is characterised in that: the sleeve gear
It is connected through a screw thread between circle and fixed ring.
10. the fire cover structure according to claim 6 being mounted on anti-dry heating gas-cooker, it is characterised in that: in the set
At least a pair of symmetrically arranged grip part held for hand is provided on cylinder retaining ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810099717.4A CN110107919A (en) | 2018-02-01 | 2018-02-01 | A kind of fire cover structure being mounted on anti-dry heating gas-cooker |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810099717.4A CN110107919A (en) | 2018-02-01 | 2018-02-01 | A kind of fire cover structure being mounted on anti-dry heating gas-cooker |
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