Turnover mechanism and gas stove thereof

Abstract

The turnover mechanism comprises a fixed seat, a first shaft hole is formed in the rear end of the fixed seat, a cavity with a downward opening is formed in the front end of the fixed seat, and mounting hole sets communicated with the cavity are formed in the left side wall and the right side wall of the front end of the fixed seat respectively; the rotating shaft assembly transversely penetrates through the first shaft hole, and the two opposite ends of the rotating shaft assembly protrude out of the fixing base. The turnover mechanism disclosed by the utility model is more compact in structure, smaller in occupied space and favorable for reducing the material cost and the installation cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas -cooker technical field especially, it is a kind of turnover mechanism and gas -cooker thereof. BACKGROUND

[0002] The existing turnover mechanism is generally fixedly installed on the stove shell, cannot be turned over relative to the stove shell, and dead angle difficult to clean is easily formed. For this reason, the prior art comes out a kind of turnable gas -cooker.

[0003] The existing double-burner turnover gas -cooker generally adopts independent turnover mechanism. This design not only excessively occupies panel space, but also is easy to form dead angle difficult to clean. In addition, the cost of independent turnover mechanism is higher, and its stability can decrease in long-term use process, to further influence the cooking performance and user experience of the stove. SUMMARY

[0004] The utility model aims at at least one of the problems existing in the prior art to some extent, and therefore the utility model provides a kind of turnover mechanism, structure is more compact, and the space occupied is smaller, beneficial to reduce material and installation cost. The utility model further provides a kind of gas -cooker.

[0005] According to the above-mentioned turnover mechanism, the following technical solutions are realized:

[0006] A kind of turnover mechanism, comprising: fixed seat, first shaft hole is equipped in the rear end of the fixed seat, downwardly open cavity is equipped in the front end of the fixed seat, installation hole group is equipped in the left and right two side walls of the front end of the fixed seat respectively with the cavity is communicated;And shaft assembly, it is transversely arranged in the first shaft hole, and its opposite ends respectively protrude from the outside of the fixed seat.

[0007] In some embodiments, the fixed seat is provided with a positioning groove communicated with the first shaft hole, and a positioning protrusion is correspondingly provided on the outer surface of the middle part of the shaft assembly, and the positioning protrusion is inserted into the positioning groove.

[0008] In some embodiments, further comprising a locking member, a fixing hole communicated with the first shaft hole is formed in the rear side wall of the fixed seat, and the locking member is arranged from back to front in the fixing hole and is locked or unlocked with the shaft assembly.

[0009] In some embodiments, the left and right side walls of the rear end of the fixed seat are respectively provided with outwardly extending support tables, and the support tables are located below the shaft assembly.

[0010] In some embodiments, a rotating groove is recessed on the top of the support table and opens upward.

[0011] In some embodiments, the surface of the rotating groove is a circular arc surface, and / or a guide surface is arranged at the top of the support table behind the rotating groove, and the guide surface is arranged with a higher front end and a lower rear end.

[0012] In some embodiments, two supports are arranged on the left and right outer sides of the fixed seat and the rotating shaft assembly, respectively, and a second shaft hole is arranged at the upper end of each support and opens towards or away from the fixed seat; and two hinge shafts are arranged with one end inserted into the second shaft hole of each support.

[0013] According to the above-mentioned gas stove, the following technical solutions are adopted:

[0014] The gas stove comprises a stove shell, a turnover mechanism as described above, which is detachably mounted on the top of the stove shell, two burners arranged on the left and right sides of the rear end of the turnover mechanism, a hinge part arranged at the rear end of each burner and rotatably connected with the left and right ends of the rotating shaft assembly, an air inlet hole group arranged on the side of each burner facing the mounting hole group, and a gas path system comprising two nozzle groups mounted at the two mounting hole groups of the fixed seat, wherein the nozzle group is in communication with the corresponding air inlet hole group.

[0015] In some embodiments, the burner can be switched between a flat mode and a turnover mode, and the maximum turnover angle of the burner turned upwards rearward is in the range of [90°, 180°).

[0016] In some embodiments, the turnover mechanism further comprises a support arranged on the left or right outer side of the fixed seat; the hinge part comprises two connecting blocks, one of which is arranged between the support and the rotating shaft assembly and rotatably connected with the rotating shaft assembly, and the other of which is arranged on the side of the support away from the fixed seat and connected with the support through a hinge shaft.

[0017] In some embodiments, an opening is arranged on the top of the stove shell at a position corresponding to the cavity, and the cavity is in communication with the interior of the stove shell through the opening; the gas path system further comprises a valve body assembly arranged in the mounting cavity, and two gas connection pipe groups, one end of each gas connection pipe group is in communication with the valve body assembly, and the other end of each gas connection pipe group extends into the mounting cavity through the opening and is in communication with the corresponding nozzle group.

[0018] Compared with the prior art, the utility model has at least the following beneficial effects:

[0019] 1. The turnover mechanism of the utility model, through being equipped with the mounting hole group respectively on the left and right side walls of the front end of the fixed base, the first shaft hole on the fixed base rear end is horizontally worn to shaft assembly, so that the same turnover mechanism can rotate and connect two burners, the structure is more compact, the occupied space is smaller, it is favorable to reduce material and installation cost, it is favorable to shorten the length of gas connecting pipeline simultaneously;

[0020] 2. Through the cooperation of fixed base, shaft assembly, support and hinged shaft, the burner can be double shaft positioned, which is favorable to improve the stability of the center of gravity in the turnover process of the burner, effectively guarantee the safety and reliability of operation. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the structure schematic view of gas stove in the utility model embodiment;

[0022] Figure 2 It is the sectional view of gas stove in the utility model embodiment Figure 1 ;

[0023] Figure 3 It is the sectional view of gas stove in the utility model embodiment Figure 2 ;

[0024] Figure 4 It is the explosion view of burner in the utility model embodiment;

[0025] Figure 5 It is the structure schematic view of burner in the utility model embodiment Figure 1 ;

[0026] Figure 6 It is the structure schematic view of burner in the utility model embodiment Figure 2 ;

[0027] Figure 7 It is the structure schematic view of burner in the utility model embodiment after the upper cover and the pot support piece are hidden;

[0028] Figure 8 It is the structure schematic view of furnace head assembly in the utility model embodiment;

[0029] Figure 9 It is the explosion view of turnover mechanism in the utility model embodiment;

[0030] Figure 10 It is the structure schematic view of turnover mechanism in the utility model embodiment;

[0031] Figure 11 It is the sectional view of turnover mechanism in the utility model embodiment Figure 1 ;

[0032] Figure 12It is the sectional view of the turnover mechanism in the embodiment of the utility model Figure 2 ;

[0033] Figure 13 It is the explosion map of the pneumatic control module in the embodiment of the utility model;

[0034] Figure 14 It is the structure schematic view of the pneumatic control module in the embodiment of the utility model.

[0035] In the drawing: 1 - combustor, 11 - base, 111 - containing cavity, 112 - side air inlet, 113 - connecting block, 1131 - hinged hole, 1132 - clearance groove, 1133 - limit slot, 114 - sunken platform, 1141 - bottom air inlet, 115 - support part, 12 - cover plate, 121 - upper mounting port, 122 - annular water retaining rib, 123 - plug-in hole, 13 - burner body, 131 - outer ring air cavity, 132 - central air cavity, 133 - air cavity, 14 - ejector pipe, 15 - pot support sheet, 16 - outer fire cover, 161 - outer ring fire hole, 162 - fire transfer part, 163 - air passage, 165 - notch, 17 - inner fire cover, 171 - inner ring fire hole, 18 - ignition needle;

[0036] 2 - turnover mechanism, 21 - fixed seat, 211 - first shaft hole, 2111 - positioning groove, 212 - cavity, 213 - nozzle mounting hole, 214 - fixed hole, 215 - support platform, 2151 - rotating groove, 2152 - guide surface, 216 - fixed hole, 22 - rotating shaft assembly, 221 - positioning protrusion, 23 - locking piece, 24 - support, 241 - second shaft hole, 25 - hinged shaft;

[0037] 3 - stove shell, 31 - stove bottom shell, 311 - mounting cavity, 32 - stove panel, 321 - control area, 322 - opening, 323 - via hole;4 - gas path system, 41 - nozzle, 42 - valve body assembly, 43 - connecting air pipe;5 - control assembly;6 - fastener. DETAILED DESCRIPTION

[0038] The following embodiments are used to illustrate the utility model, but the utility model is not limited by these embodiments. The specific implementation of the utility model is modified or some technical features are replaced equivalently without departing from the spirit of the utility model scheme, and they should be covered in the technical scheme range of the utility model claimed.

[0039] Embodiment 1

[0040] Reference Figures 1-3 And Figures 9-12The embodiment provides a turnover mechanism, the turnover mechanism 2 comprises a fixed seat 21 and a rotating shaft assembly 22, a first shaft hole 211 penetrating through left and right side walls of the fixed seat 21 is formed at the rear end of the fixed seat 21, a cavity 212 opening downward is arranged at the front end of the fixed seat 21, and the cavity 212 is configured to be suitable for accommodating the upper end of the gas pipe group in the gas path system 4. A mounting hole group in communication with the cavity 212 is arranged at the left and right side walls of the front end of the fixed seat 21, and the mounting hole group is configured to be suitable for mounting the nozzle group in the gas path system 4. The rotating shaft assembly 22 is transversely arranged in the first shaft hole 211, and opposite ends of the rotating shaft assembly 22 protrude out of the left and right side walls of the fixed seat 21, respectively. In the embodiment, the opposite ends of the rotating shaft assembly 22 are used for being rotatably connected with the two burners 1, respectively. Therefore, the same turnover mechanism 2 can be used to rotatably connect the two burners 2, compared with the existing double-burner turnover gas stove commonly using independent turnover mechanisms, the structure is more compact, the occupied space is smaller, the material and installation costs are reduced, and the length of the gas connection pipeline is shortened.

[0041] Reference Figures 1-3 When the hinged parts in the two burners 1 are rotatably arranged on the top of the stove shell 3 through the same turnover mechanism 2, the side gas inlets 112 in the two burners 1 can be in communication with the nozzles 41 arranged on the mounting hole group of the fixed seat 21, so that the burner 1 can be switched between the flat mode (see the right burner in Figure 1 and the turnover mode (see the left burner in Figure 1 ), that is, the burner 1 can be turned over relative to the stove shell 3, the cleaning dead angle of the gas stove and the occupied table space are effectively reduced, and the gas stove and the table are better cleaned.

[0042] Reference Figures 9-12 The fixed seat 21 is provided with at least one positioning groove 2111 in communication with the first shaft hole 211, and at least one positioning protrusion 221 is protruded on the outer surface of the middle part of the rotating shaft assembly 22, and the positioning protrusion 221 is inserted into the positioning groove 2111, so that the rotating shaft assembly 22 is quickly positioned through cooperation of the at least one positioning groove 2111 and the at least one positioning protrusion 221, and the rotating shaft assembly 22 is prevented from rotating relative to the fixed seat. In the embodiment, the number of the positioning groove 2111 and the positioning protrusion 211 is two, the two positioning grooves 2111 are arranged on the opposite outer sides of the first shaft hole 211 and are in communication with the first shaft hole, and the two positioning protrusions 221 protrude out of the opposite outer sides of the outer surface of the middle part of the rotating shaft assembly 22.

[0043] Reference Figures 9-12Further, the turnover mechanism 2 further comprises a locking member 23, a fixing hole 214 is formed in the rear side wall of the fixing seat 21 and is in communication with the first shaft hole 211, the locking member 23 is preferably a screw or a positioning pin, and is arranged from the rear to the front in the fixing hole 214 and is locked or unlocked with the rotating shaft assembly 22, so as to fix the rotating shaft assembly on the fixing seat and further ensure the stability and reliability of the turnover process of the rotating shaft assembly.

[0044] With reference to Figures 9-10 Further, the left and right side walls of the rear end of the fixing seat 21 are respectively provided with outwardly extending support tables 215, the support tables 215 are located below the rotating shaft assembly 22 and are used for reliably supporting the hinged part in the burner 1, so as to avoid the direct contact between the burner 1 and the top of the cooktop shell 3 during the turnover process. Specifically, the top of each support table 215 is concavely provided with a rotating groove 2151 which is open upward and is arranged along the length direction of the support table 215, and the rotating groove 2151 is adapted to accommodate part of the hinged part in the burner 1.

[0045] In the embodiment, the support tables 215 are integrally formed with the fixing seat 21, and the groove surface of the rotating groove 2151 is a circular arc surface, so as to facilitate the smooth turnover of the burner 1 and prevent the jamming during the turnover process; and / or the top of each support table 215 is provided with a guide surface 2152 which is located behind the rotating groove 2151, the guide surface 2152 is arranged in a manner that the front end is high and the rear end is low, and the guide surface 2152 is a bevel or an arc surface, so as to complete the positioning and fixing of the turnover of the burner 1 by taking the guide surface 2152 as a support surface. When the hinged part of the rear side wall of the burner 1 is turned over to the guide surface 2152 of the fixing seat 21 and is interfered to complete the rear inclination of ≥90° during the turnover, the burner 1 is effectively prevented from being inclined forward or unstable due to the action of gravity; conversely, when the burner 1 is turned over downward to the flat mode, the hinged part of the rear side wall of the burner 1 is interfered by the front part of the top of the support table 215 which is located in front of the rotating groove 2151 to complete the positioning and fixing, and at this time, a space is left between the bottom of the burner 1 and the top of the cooktop bottom shell 3 to prevent the direct contact between the burner 1 and the top of the cooktop bottom shell 3.

[0046] With reference to Figures 9-12Further, the overturning mechanism 2 further comprises two supports 24 and two hinged shafts 25. The two supports 24 are respectively arranged on the left and right outer sides of the fixed seat 21 and the rotation shaft assembly 22. In this embodiment, the two supports 24 are respectively arranged on the opposite outer sides of the two support tables 215, and each support 24 is in abutment or fixed connection with the corresponding support table. The upper end of each support 24 is provided with a second shaft hole 241 opening towards or away from the fixed seat 21, and one end of each hinged shaft 25 is inserted into the second shaft hole 241 of the corresponding support 24, and the other end is used for rotationally connecting with the burner 1. Thus, by cooperation of the fixed seat 21, the rotation shaft assembly 22, the support 24 and the hinged shaft 25, a double-shaft positioning design (rotation shaft assembly 22+hinged shaft 25) is formed to position and fix the burner 1, so that the overturning gravity center of the burner 1 is more balanced and stable, the stability of the gravity center during overturning is improved, and the safety and reliability of operation are ensured.

[0047] Embodiment 2

[0048] Reference Figures 1-3 The embodiment provides a gas stove which can overturn. The gas stove comprises two burners, an overturning mechanism as described in Embodiment 1 and a gas control module. The gas control module comprises a stove shell 3, a gas path system 4 and a control assembly 5. The front end of the top of the stove shell 3 is provided with a control area 321, and the control assembly 5 is arranged in the stove shell 3 and abuts the bottom of the control area 321. The overturning mechanism 2 is detachably arranged at the rear end of the top of the stove shell 3. The two burners 1 are arranged on the left and right sides of the rear end of the overturning mechanism 2, and the rear end of each burner 1 is provided with a hinged part (not shown in the figure) extending rearward. The hinged parts of the two burners 1 are rotationally connected with the left and right ends of the rotation shaft assembly 22, respectively. The side of each burner 1 facing the mounting hole group is provided with an air inlet hole group. The gas path system comprises two nozzle groups, and each nozzle group is arranged at the two mounting hole groups at the front end of the fixed seat 21. The nozzle group is in communication with the corresponding air inlet hole group. In this embodiment, the nozzle group comprises two nozzles 41 arranged in the front-rear direction, and the air inlet hole group comprises two side air inlets 112 arranged in the front-rear direction.

[0049] It can be seen that the two burners 1 are rotationally arranged on the top of the stove shell 3 by the same overturning mechanism 2, the structure is more compact, the space occupied is smaller, the material and installation costs are significantly reduced, the minimization of space occupation is realized, the table space occupied by the cleaning dead angle of the gas stove is effectively reduced, and the gas stove and the table are better cleaned. In addition, by integrating the two nozzle groups on the overturning mechanism 2, the length of the gas connection pipeline is shortened, and the efficiency and safety of the gas stove are further improved.

[0050] In the embodiment, the burner 1 can be switched between the flat mode and the flipped mode, and the maximum flipping angle of the burner 1 flipped upward rearward is in the range of [90°, 180°), so that the burner 1 is effectively prevented from being inclined forward or unstable due to the gravity of the burner 1 after the burner 1 is flipped upward to the maximum flipping angle, and the operation safety and reliability are ensured.

[0051] With reference to Figures 1-3 The flipping mechanism is further provided with a support 24 arranged on the left or right outer side of the fixed seat 21. The hinged part of the burner 1 includes two connecting blocks 113, one of which is arranged between the support 24 and the rotating shaft assembly 22 and is rotationally connected with the rotating shaft assembly 22, and the other is arranged on the side of the support 24 away from the fixed seat 21 and is connected with the support 24 through a hinged shaft 25. Thus, the double-shaft positioning design of the burner 1 improves the stability of the gravity center during flipping and ensures the operation safety and reliability.

[0052] With reference to Figure 2 and Figures 11-14 In the embodiment, the stove shell 3 includes a stove bottom shell 31 and a stove panel 32, the stove bottom shell 31 is provided with an upwardly open accommodating cavity 311, the stove panel 32 is arranged on the top of the stove bottom shell 31 and completely covers the accommodating cavity, and a control area 321 is arranged on the middle of the front end of the stove panel 32. The control assembly 5 is arranged in the accommodating cavity 311 of the stove shell 3 and abuts against the bottom of the control area 321.

[0053] At least two downwardly open fixing holes 216 are arranged on the bottom of the fixed seat 21 and the bottom of the support 24, and a through hole 323 is arranged on the top of the stove shell 3 at the position corresponding to the fixing hole 216, i.e., a through hole is arranged on the rear end of the stove panel 32 at the position corresponding to the fixing hole 216. During installation, a fastener 6 (such as a screw) is sequentially arranged in the through hole 323, the fixing hole 216, and the fixed seat 21 or the support 24 from bottom to top, and is fastened and connected with the fixed seat 21 or the support 24, so as to realize detachable fixing and installation of the flipping mechanism on the top of the stove bottom shell.

[0054] In addition, a hole 322 is formed on the top of the stove shell 3 (i.e. on the stove panel 32) at the position corresponding to the cavity 212 of the fixing seat 21, and the cavity 212 is connected to the inside of the stove shell 3 through the hole 322. The gas path system further comprises a valve body assembly 42 arranged in the mounting cavity 311, and two gas connecting pipe groups, one end of each of which is connected to the valve body assembly 42, and the other end of each of which extends into the mounting cavity 311 through the hole 322 and is connected to the two nozzle groups respectively, so as to realize the hiding of the valve body assembly 42 and the two gas connecting pipe groups in the stove shell 3, and facilitate the provision of gas for the two burners 1. In the embodiment, the hole 322 is arranged in the middle of the rear end of the stove panel 32, so that the front end of the fixing seat 21 is arranged in the middle, and thus the two nozzle groups are integrated and arranged in the middle of the top of the stove bottom shell at the rear end, which is beneficial to shorten the length of the gas connecting pipeline and further improve the efficiency and safety of the gas stove.

[0055] Reference Figures 1-8 The burner 1 comprises a shell assembly and a burner head assembly, wherein the shell assembly comprises a base 11 and a cover plate 12, the base 11 is provided with an open-top accommodating cavity 111, at least one side gas inlet 112 is formed on the left or right side wall of the base 11, and a hinge part extending rearward is protruded on the rear side wall of the base 11, and in the embodiment, the hinge part is arranged close to the side gas inlet 112. The cover plate 12 is arranged on the top of the base 11 and completely covers the accommodating cavity 111, and an upper mounting hole 121 is formed on the cover plate 12, and the accommodating cavity 111 is connected to the upper mounting hole 121 and the side gas inlet 112 respectively. The burner head assembly comprises a burner head body 13 and at least one injection pipe 14, the burner head body 13 is arranged in the accommodating cavity 111 and the upper end thereof protrudes from the top of the cover plate 12 through the upper mounting hole 121, and the opposite ends of the injection pipe 14 are connected to the burner head body 13 and the side gas inlet 112 respectively.

[0056] Reference Figures 1-3 When the hinge part in the burner 1 is rotatably mounted on the top of the stove shell 3 through the turnover mechanism 2, and the side gas inlet 112 in the burner 1 can be connected to the nozzle 41 mounted on the turnover mechanism 2, the burner 1 can be switched between the flat mode (see the right burner in FIG. 8) and the turnover mode (see the left burner in FIG. 9), i.e. the burner 1 can be turned over relative to the stove shell 3, which is beneficial to reduce the cleaning dead angle of the gas stove and ensure easy cleaning of the gas stove. Figure 1 Figure 1 Reference

[0057] Reference Figures 4-7 ​The hinge part comprises two connecting blocks 113 arranged in the left-right direction, and a hinge hole 1131 is arranged on each connecting block 113 in the transverse direction. An empty slot 1132 is formed between the two connecting blocks 113 and communicates with the hinge hole 1131. Thus, the two connecting blocks 113 are matched with the turnover mechanism 2, which is beneficial to improve the stability of the center of gravity during the turnover of the burner 1 and ensures the safety and reliability of the operation. In addition, at least one connecting block 113 is provided with a limiting slot 1133 which communicates with the corresponding hinge hole 1131.

[0058] Reference Figure 5 In the embodiment, a sunken table 114 extending downward is protruded at the position corresponding to the upper mounting port 121 at the bottom of the base 11. A wind inlet part for the secondary air to pass through is arranged on the peripheral wall and / or the bottom of the sunken table 114 and communicates with the accommodating cavity 111. Thus, the secondary air required for combustion is supplemented through the wind inlet part to make the combustion more sufficient and improve the combustion heat efficiency. In addition, a plurality of support parts 115 extending downward and arranged in the circumferential direction are protruded at the bottom of the sunken table 114. An air flow channel for the secondary air to pass through is formed between adjacent two support parts 115. Thus, the burner 1 can be reliably supported without affecting the supplement of the secondary air.

[0059] In other embodiments, the sunken table 114 can be replaced by a lower groove. Specifically, a lower groove extending upward is recessed at the position corresponding to the upper mounting port 121 at the bottom of the base 11. A wind inlet part for the secondary air to pass through is arranged on the groove side wall and / or the groove top of the lower groove and communicates with the accommodating cavity 111. In addition, a plurality of support parts 115 extending downward are protruded at the bottom of the base 11 and arranged in the circumferential direction outside the lower groove. Thus, the burner 1 can be reliably supported without affecting the supplement of the secondary air. The secondary air can pass through between adjacent two support parts 115 into the lower groove and then flow into the accommodating cavity 111 from the wind inlet part to supplement the secondary air for the burner 1.

[0060] Reference Figures 4-5An annular water retaining rib 122 extending upward is integrally formed on the periphery of the upper mounting hole 121, which surrounds the burner body 13, for preventing the cleaning water or the liquid from the boiling pot from flowing along the upper mounting hole 121 to the inside of the housing assembly or the burner 1. A plurality of pot support pieces 15 are provided on the top of the cover plate 12 and are circumferentially spaced apart on the periphery of the upper mounting hole 121 for reliably supporting the pot. In the present embodiment, four insertion holes 123 are formed on the cover plate 12 and are circumferentially spaced apart on the upper mounting hole 121, and the number of the pot support pieces 15 is four, and the lower ends of the four pot support pieces 15 are respectively inserted into the four insertion holes 123.

[0061] Reference Figures 7-8 The burner body 13 is provided with an outer ring gas cavity 131 and a central gas cavity 132, and the central gas cavity 132 is arranged in the inner ring of the outer ring gas cavity 131. The number of the injection pipes 14 and the number of the side gas inlets 112 are both two, and the opposite ends of the first injection pipe 14 are respectively connected with the outer ring gas cavity 131 and the first side gas inlet 112, and the opposite ends of the second injection pipe 14 are respectively connected with the central gas cavity 132 and the second side gas inlet 112, so that the burner 1 has two gas paths and can form two ring fires.

[0062] The burner 1 further comprises an outer fire cover 16 and an inner fire cover 17. The outer fire cover 16 is arranged on the top of the burner body 13 and is detachably connected with the burner body 13 or is integrally formed with the burner body 13. A plurality of outer ring fire holes 161 connected with the outer ring gas cavity 131 are arranged on the outer side wall or the top of the outer fire cover 16. The inner fire cover 17 is detachably arranged on the top of the burner body 13 or the top of the outer fire cover 16, and a plurality of inner ring fire holes 171 connected with the central gas cavity 132 are arranged on the inner fire cover 17. In the present embodiment, the inner fire cover 17 is detachably arranged on the top of the outer fire cover 16, the outer fire cover 16 is integrally formed with the burner body 13, and the plurality of outer ring fire holes 161 are arranged on the outer side wall of the outer fire cover 16. A fire transfer part 162 connected with the outer ring gas cavity 131 is arranged on the top of the outer fire cover 16, so as to facilitate the inner ring fire to quickly ignite the gas of the outer fire cover 16 through the fire transfer part 162.

[0063] The burner body 13 is further provided with an air cavity 133 between the central gas cavity 132 and the outer ring gas cavity 131. A plurality of air passages 163 connected with the air cavity 133 are circumferentially spaced apart and arranged on the outer fire cover 16 at the position corresponding to the air cavity 133; and / or a gap 165 connected with the air cavity 133 is arranged on the burner body 13 at the position corresponding to the outer ring gas cavity 131, so as to form an avoiding space and facilitate the second injection pipe 14 to be transversely arranged in the gap 165.

[0064] Further, the burner 1 further comprises an ignition needle 18, an assembly hole (not shown in the figure) is formed at the position of the inner fire cover 17 corresponding to the air cavity 133, the ignition needle 18 is vertically arranged in the assembly hole and detachably connected with the outer fire cover 16. A brim is protruded at the top of the inner fire cover 17 corresponding to the position of the ignition needle 18, which extends to the top of the ignition needle, for protecting the head of the ignition needle from the liquid of the pot to drop on the head of the ignition needle and affect the ignition reliability.

[0065] The above merely describes some embodiments of the present application. For those skilled in the art, without departing from the inventive concept, a number of modifications and improvements can be made, which are all within the protection scope of the present application.

Claims

1. A turnover mechanism, characterized in that The utility model relates to a kind of flip mechanism, including: Fixed seat (21), first shaft hole (211) is equipped in the rear end of the fixed seat (21), downwardly open cavity (212) is equipped in the front end of the fixed seat (21), and mounting hole group is respectively equipped in the left and right two side walls of the front end of the fixed seat (21) and is communicated with the cavity (212);With Rotating shaft assembly (22), it is transversely arranged in the first shaft hole (211), and its opposite ends respectively protrude outside the fixed seat (21).

2. A turnover mechanism according to claim 1, characterised in that The fixed seat (21) is provided with a positioning groove (2111) communicated with the first shaft hole (211), and a positioning protrusion (221) is correspondingly provided on the outer surface of the middle part of the rotating shaft assembly (22), and the positioning protrusion (221) is inserted into the positioning groove (2111).

3. A turnover mechanism according to claim 1 or 2, characterised in that It further includes a locking member (23), a fixed hole (214) is formed in the rear side wall of the fixed seat (21) and is communicated with the first shaft hole (211), and the locking member (23) is arranged from back to front in the fixed hole (214) and is locked or unlocked with the rotating shaft assembly (22).

4. The turnover mechanism according to claim 1, wherein The left and right side walls of the rear end of the fixed seat (21) are respectively provided with outwardly extending support tables (215), and the support tables (215) are located below the rotating shaft assembly (22).

5. A turnover mechanism according to claim 4, wherein A rotating groove (2151) is recessed on the top of the support table (215) and opens upward.

6. A turnover mechanism according to claim 5, wherein The groove surface of the rotating groove (2151) is a circular arc surface, and / or a guide surface (2152) is provided on the top of the support table (215) and is located behind the rotating groove (2151), and the guide surface (2152) is arranged with a high front end and a low rear end.

7. A turnover mechanism according to any one of claims 1 to 2 or any one of claims 4 to 6, wherein, It further includes two supports (24) and two hinge shafts (25), the two supports (24) are respectively arranged on the left and right outer sides of the fixed seat (21) and the rotating shaft assembly (22), and a second shaft hole (241) is provided on the upper end of the support (24) and opens towards or away from the fixed seat (21), and one end of the two hinge shafts (25) is respectively inserted into the second shaft hole (241) of the two supports (24).

8. A gas hob, characterized in that The utility model relates to a kind of flip mechanism, including: Stove shell (3); A kind of flip mechanism as claimed in any one of claims 1-7 is detachably mounted on the top of the stove shell (3); Two burners (1), the left and right sides of the rear end of the flip mechanism are respectively provided with two burners (1), and the rear end of two burners (1) is respectively provided with a hinge part extending rearward, and the hinge parts of two burners (1) are respectively rotatably connected with the left and right ends of the rotating shaft assembly (22), and a gas inlet hole group is formed on the side of the burner (1) facing the mounting hole group;With Gas path system, including two nozzle groups, two nozzle groups are respectively mounted at two mounting hole groups of the fixed seat (21), and the nozzle group is communicated with the corresponding gas inlet hole group.

9. A gas hob according to claim 8, characterized in that The burner (1) can be switched between flat mode and flip mode, and the maximum flip angle of the burner (1) flipped rearward and upward is ∈ [90°, 180°).

10. The gas hob according to claim 8, characterized in that The turnover mechanism is further provided with a support (24) arranged on the left or right outer side of the fixed seat (21); The hinge part comprises two connecting blocks (113), one of which is arranged between the support (24) and the rotating shaft assembly (22) and is rotationally connected with the rotating shaft assembly (22), and the other is arranged on the side of the support (24) away from the fixed seat (21) and is connected with the support (24) through a hinge shaft (25).

11. The gas hob according to claim 8, characterized in that A hole (322) is formed on the top of the cooktop shell (3) corresponding to the position of the cavity (212), and the cavity (212) is connected with the inside of the cooktop shell (3) through the hole (322); The gas path system further comprises a valve body assembly (42) and two gas connection pipe groups, the cooktop shell (3) comprises a cooktop bottom shell (31) provided with an upwardly open mounting cavity (311), the valve body assembly (42) is arranged in the mounting cavity (311), one end of each of the two gas connection pipe groups is connected with the valve body assembly (42), the other end of each of the two gas connection pipe groups penetrates through the hole (322) and extends into the mounting cavity (311), and is respectively connected with two of the nozzle groups.

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