Burner head and gas stove

Abstract

The present invention relates to the technical field of kitchen equipment, and in particular to a burner burner head and a gas stove. The burner burner head comprises: a positioning assembly connected to the burner head body, and an external mounting position is arranged on the positioning assembly; the positioning assembly has an active state of movement relative to the burner head body, and a stationary mounting state relative to the burner head body; in the active state of the positioning assembly, it is suitable for adjusting the position of the external mounting position relative to the burner head body. The burner burner provided by the present invention enables the fixed position of the burner burner head and the external structure to be adjusted as needed, and enables the burner burner head to be applicable to external structures of different specifications, thereby improving the universality of the burner burner head, reducing the cost of mold processing during redesign, and effectively reducing processing costs.

Description

Technical Field

[0001] The invention relates to the technical field of kitchen equipment, and in particular to a burner stove and a gas stove. Background Art

[0002] Gas stoves are essential kitchen appliances in the home. Gas stove manufacturers will design and produce a variety of gas stoves. The bottom shell of each gas stove needs to match the corresponding specific burner head to adapt to its assembly. However, for each bottom shell designed by the gas stove manufacturer, it is necessary to design a burner head that can be assembled with it, which is a cumbersome task. Changing or redesigning the burner head requires changing or reprocessing the mold, which increases the development cost. In addition, such burner heads have great limitations, poor applicability, and low versatility. Summary of the invention

[0003] Therefore, the technical problem to be solved by the present invention is to overcome the defect of low universality of the burner head in the prior art, thereby providing a burner head with good universality.

[0004] Another technical problem to be solved by the present invention is to overcome the defect of low universality of the burner head in the prior art, thereby providing a gas stove capable of improving the universality of the burner head.

[0005] In order to solve the above technical problems, the present invention provides a burner head, comprising:

[0006] stove body;

[0007] A positioning assembly connected to the burner body, wherein an external mounting position is provided on the positioning assembly;

[0008] The positioning assembly has an active state in which it moves relative to the burner body, and a stationary installation state in which it is stationary relative to the burner body;

[0009] When the positioning assembly is in an active state, it is suitable for adjusting the position of the external mounting position relative to the furnace head body.

[0010] The positioning assembly comprises a first positioning member, which is slidably connected to the furnace head body, and the first positioning member is provided with a first external connection position;

[0011] In an active state, the first external connection position is suitable for translational movement in a horizontal direction relative to the burner body;

[0012] In the installed state, the first external connection position is suitable for being fixed at a first use position relative to the furnace head body.

[0013] Optionally, the positioning component includes:

[0014] A second positioning member is rotatably connected to the burner body, and a second external connection position is provided on the second positioning member;

[0015] In the active state, the second external connection position is suitable for rotating around the axis relative to the burner body;

[0016] In the installed state, the second external connection position is suitable for being fixed at a second use position relative to the furnace head body.

[0017] Optionally, a guide protrusion is provided on one of the first positioning member and the burner body, and a guide groove is provided on the other of the first positioning member and the burner body; the guide protrusion is slidably connected to the guide groove.

[0018] Optionally, a positioning ring groove is provided on one of the second positioning member and the burner body, and a positioning flange is provided on the other of the second positioning member and the burner body; the positioning ring groove is rotatably connected to the positioning flange, and the positioning ring groove is constructed as a circular ring groove.

[0019] Optionally, the burner head further comprises:

[0020] A locking hole is provided through the guide flange;

[0021] A locking slot is provided on a side wall forming one side of the guide slot, and an extending direction of the locking slot is parallel to an extending direction of the guide slot;

[0022] The first mounting member is adapted to fixedly connect the locking hole and the locking slot, and to fix the first positioning member at the first use position.

[0023] Optionally, the burner head further comprises:

[0024] A rotating shaft hole is provided through the second positioning member;

[0025] A locking hole is provided on the burner body;

[0026] The second mounting member is adapted to pass through the rotating shaft hole and connect with the locking hole, and fix the second positioning member at the second use position.

[0027] Optionally, the furnace head body comprises:

[0028] The front end of the stove;

[0029] An ejector pipe, adapted to guide the combustion medium to the front end of the burner head, the ejector pipe being detachably connected to the front end of the burner head;

[0030] The first positioning member is suitable for being slidably connected to the ejector tube; the second positioning member is suitable for being rotatably connected to the front end of the furnace head.

[0031] Optionally, the ejector tube comprises:

[0032] The front end of the ejector tube is arranged at a downstream position of the combustion medium flow path;

[0033] The rear end of the ejector tube is arranged at an upstream position of the flow path of the combustion medium;

[0034] The front end of the ejector tube is detachably connected to the rear end of the ejector tube.

[0035] Optionally, the ejector tube further comprises: an ejector tube extension piece, the interior of which is through-connected, and two ends along the through-connection direction are respectively connected to the front end of the ejector tube and the rear end of the ejector tube.

[0036] Optionally, the burner burner head also includes: a burner head front end extension piece, which is internally connected, the burner head front end extension piece is connected to the first end of the outer ring connecting pipe set on the front end of the burner head, and the front end of the ejector tube is connected to the second end of the outer ring connecting pipe.

[0037] Optionally, at least a portion of the front end of the furnace head is extended to form a support foot, and the second positioning member is movably connected to the end of the support foot away from the front end of the furnace head, wherein the second positioning member can rotate circumferentially around the support foot.

[0038] The gas stove provided by the present invention comprises: a bottom shell, and a burner head as described above arranged on the bottom shell;

[0039] In the installed state, the first positioning member is fixedly connected to a first installation position on the bottom shell; and the second positioning member is fixedly connected to a second installation position on the bottom shell.

[0040] The technical solution of the present invention has the following advantages:

[0041] 1. The burner burner head provided in this embodiment is equipped with a positioning assembly for the burner head body, and the positioning assembly can move relative to the burner head body, and is fixedly connected to the external structure through an external mounting position provided on the positioning assembly, so that the fixed position of the burner burner head and the external structure can be adjusted as needed, and the burner burner head can be adapted to external structures of different specifications, thereby improving the commonality of the burner burner head, reducing the cost of mold processing during redesign, and effectively reducing the processing cost.

[0042] 2. The burner burner head provided by the present invention matches the burner head body with a first positioning member and a second positioning member, and both the first positioning member and the second positioning member can move relative to the burner head body, and are fixedly connected to the external structure through a first external connection position provided on the first positioning member and a second external connection position provided on the second positioning member, so that the fixed position of the burner burner head and the external structure can be adjusted as needed, and the burner burner head can be adapted to external structures of different specifications, thereby improving the degree of commonality of the burner burner head, reducing the cost of mold processing during redesign, and effectively reducing processing costs.

[0043] 3. The burner burner head provided by the present invention can move the first positioning member in the horizontal direction by adjusting the first positioning member, so that when the burner body and the bottom shell are assembled, there is no need to change the bottom shell, and only the first positioning member needs to be moved to correspond to the positioning hole on the bottom shell; at the same time, by adjusting the second positioning member to rotate freely around the axis, there is no need to change the bottom shell when the burner body and the bottom shell are assembled, and only the second positioning member needs to be rotated to correspond to the positioning hole on the bottom shell; thereby, the burner burner head can be suitable for bottom shells of different specifications, thereby improving the degree of commonality.

[0044] 4. The burner burner head provided by the present invention divides the burner head body into two parts, namely, a burner head front end and an ejector tube, and the ejector tube is detachably connected to the burner head front end. The burner burner head can be disassembled through modular design to facilitate matching, and a connecting piece or an extension piece can be added between the burner head front end and the ejector tube as needed, thereby improving the universality of the burner burner head and being suitable for various types of bottom shells.

[0045] 5. The burner burner head provided by the present invention increases an ejector tube extension piece between the front end of the ejector tube and the rear end of the ejector tube, thereby making the ejector tube length freely matchable, thereby making it applicable to various types of bottom shells, greatly improving the commonality of the burner burner head and reducing processing costs.

[0046] 6. The burner burner head provided by the present invention is connected to the burner head front end extension piece by the first end of the outer ring connecting tube arranged on the front end of the burner head, so that the burner head front end extension piece can be used in conjunction with the ejector tube extension piece, which can make the fuel gas and air mix for a longer time and improve the mixing uniformity, thereby improving the burner performance. The length of the ejector tube extension piece can be freely designed to achieve the best assembly effect.

[0047] 7. The gas stove provided by the present invention matches the burner burner head with a first positioning member and a second positioning member, and both the first positioning member and the second positioning member can move relative to the burner burner head, and are fixedly connected to the first installation position on the bottom shell through the first positioning member, and are fixedly connected to the second installation position on the bottom shell through the second positioning member, so that the fixed position of the burner burner and the bottom shell can be adjusted as needed, and the burner burner can be suitable for bottom shells of different specifications, thereby improving the commonality of the burner burner head, reducing the cost of mold processing during redesign, and effectively reducing the processing cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0048] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0049] Figure 1 A three-dimensional schematic diagram of a burner head of the present invention Figure 1 ;

[0050] Figure 2 It is a schematic diagram of the exploded state of the burner head of the present invention;

[0051] Figure 3 It is a cross-sectional schematic diagram of the front end of the furnace head and the head positioning member of the present invention;

[0052] Figure 4 for Figure 3 Enlarged view of point A in the middle;

[0053] Figure 5 Schematic diagram of the front end of the ejector tube and the ejector tube positioning member of the present invention Figure 1 ;

[0054] Figure 6 Schematic diagram of the front end of the ejector tube and the ejector tube positioning member of the present invention Figure 2 ;

[0055] Figure 7 It is a front view of the burner head of the present invention;

[0056] Figure 8 A bottom view of a burner head of the present invention;

[0057] Fig. 9 It is a right side view of the burner head of the present invention;

[0058] Fig.10 A three-dimensional schematic diagram of a burner head of the present invention Figure 2 .

[0059] Description of reference numerals:

[0060] 100-burner burner head, 1-burner head front end, 2-ejector tube front end, 3-ejector tube rear end, 4-first positioning piece, 5-second positioning piece, 6-burner head front end extension piece, 7-ejector tube extension piece, 8-inner ring gas mixing chamber, 9-outer ring gas mixing chamber;

[0061] 11-positioning flange, 12-locking hole, 13-inner ring connecting pipe, 14-outer ring connecting pipe, 15-support foot;

[0062] 21-guide slide groove, 22-locking slide groove, 23-first fixing hole, 24-second fixing hole, 25-front end of inner ring ejector tube, 26-front end of outer ring ejector tube;

[0063] 41-guide convex edge, 42-locking hole, 43-first external connection position;

[0064] 51 - positioning ring groove, 52 - rotating shaft hole, 53 - second external connection position. DETAILED DESCRIPTION

[0065] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0066] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0067] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0068] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0069] Embodiment 1

[0070] Combination Figure 1-Figure 10 As shown, the burner head 100 provided in this embodiment includes:

[0071] Stove body;

[0072] A positioning assembly connected to the burner body, wherein an external mounting position is provided on the positioning assembly;

[0073] The positioning assembly has an active state in which it moves relative to the burner body, and a stationary installation state in which it is stationary relative to the burner body;

[0074] When the positioning assembly is in an active state, it is suitable for adjusting the position of the external mounting position relative to the furnace head body.

[0075] Preferably, the number of the positioning components can be one or more. The external mounting position provided on the positioning component is suitable for being fixedly connected with an external structure, so as to fix the furnace head body on the external structure.

[0076] The burner burner head provided in the present embodiment is equipped with a positioning assembly for matching the burner head body, and the positioning assembly can move relative to the burner head body, and is fixedly connected to the external structure through an external mounting position provided on the positioning assembly, so that the fixed position of the burner burner head and the external structure can be adjusted as needed, and the burner burner head can be adapted to external structures of different specifications, thereby improving the degree of commonality of the burner burner head, reducing the cost of mold processing during redesign, and effectively reducing processing costs.

[0077] Further, the positioning assembly includes a first positioning member 4, which is slidably connected to the furnace head body, and a first external connection position 43 is provided on the first positioning member 4, and the first external connection position 43 is suitable for fixed connection with an external structure;

[0078] In the active state, the first external connection position 43 is suitable for translation in the horizontal direction relative to the furnace head body;

[0079] In the installed state, the first external connection position 43 is suitable for being fixed at a first use position relative to the furnace head body.

[0080] Specifically, it also includes:

[0081] A second positioning member 5 is rotatably connected to the furnace head body, and a second external connection position 53 is provided on the second positioning member 5, and the second external connection position 53 is suitable for being fixedly connected to an external structure;

[0082] In the active state, the second external connection position 53 is suitable for rotating around the axis relative to the furnace head body;

[0083] In the installed state, the second external connection position 53 is suitable for being fixed at a second use position relative to the furnace head body.

[0084] The burner burner head provided in the present embodiment is achieved by matching the burner head body with the first positioning member 4 and the second positioning member 5, and both the first positioning member 4 and the second positioning member 5 can move relative to the burner head body, and are fixedly connected to the external structure through the first external connection position 43 provided on the first positioning member 4 and the second external connection position 53 provided on the second positioning member 5, so that the fixed position of the burner burner head and the external structure can be adjusted as needed, and the burner burner head can be adapted to external structures of different specifications, thereby improving the degree of commonality of the burner burner head, reducing the cost of mold processing during redesign, and effectively reducing processing costs.

[0085] Preferably, the burner burner head is an important component of the gas stove. The external structure mentioned in this embodiment can specifically be the bottom shell of the gas stove, and the structural form of the bottom shell can be selected as needed, so that the burner burner head provided in this embodiment can be suitable for bottom shells of different specifications.

[0086] Preferably, the first positioning member 4 is slidably connected to the burner body, and in the active state, the first positioning member 4 can translate in the horizontal direction relative to the burner body, thereby driving the first external connection position 43 provided on the first positioning member 4 to translate in the horizontal direction relative to the burner body; in the installed state, the first positioning member 4 can be fixed relative to the burner body, and the first external connection position 43 is suitable for being fixed in the first use position relative to the burner body; in actual use, the first use position can be the position where the first external connection position 43 corresponds to the first installation position on the bottom shell. Figure 6 As shown, in this embodiment, the first external connection position 43 can be a screw mounting hole. When the screw mounting hole is fixed at the first use position relative to the furnace head body, the screw mounting hole is fixed to the bottom shell by means of connecting parts such as screws, thereby fixing the first positioning member 4 at a specific position and further fixing the furnace head body.

[0087] Preferably, the second positioning member 5 is rotatably connected to the burner body. In the active state, the second positioning member 5 can rotate relative to the burner body, and specifically, the second positioning member 5 rotates relative to the burner body around the axis, thereby driving the second external connection position 53 provided on the second positioning member 5 to rotate relative to the burner body around the axis. It should be noted that the axis of rotation of the second positioning member 5 relative to the burner body can specifically be the axis of the rotating shaft connecting the second positioning member 5 and the burner body; in the installed state, the second positioning member 5 can be fixed relative to the burner body, and fix the second external connection position 53 relative to the burner body in the second use position; in actual use, the second use position can be the position where the second external connection position 53 corresponds to the second installation position on the bottom shell. Figure 3 As shown, in this embodiment, the second external connection position 53 can be a screw mounting hole. When the screw mounting hole is fixed at the second use position relative to the furnace head body, the screw mounting hole is fixed to the bottom shell by means of connecting parts such as screws, thereby fixing the second positioning member 5 at a specific position and further fixing the furnace head body.

[0088] Specifically, combined Figure 3-Figure 8 As shown, a guide convex edge 41 is provided on one of the first positioning member 4 and the burner body, and a guide slide groove 21 is provided on the other of the first positioning member 4 and the burner body; the guide convex edge 41 is slidably connected with the guide slide groove 21.

[0089] A positioning ring groove 51 is provided on one of the second positioning member 5 and the burner body, and a positioning flange 11 is provided on the other of the second positioning member 5 and the burner body; the positioning ring groove 51 is rotatably connected to the positioning flange 11, and the positioning ring groove 51 is constructed as a circular ring groove.

[0090] Preferably, combined Figure 6 As shown, in the present embodiment, the first positioning member 4 is constructed as a roughly C-shaped structure, the bottom of which is in the shape of a flat plate, and a first external connection position 43 is provided on the plate-like structure, the plate-like structure is suitable for horizontal placement and translation in the horizontal direction, and a guide convex edge 41 extends upward from the upper surface of the plate-like structure, and correspondingly, a guide groove 21 is provided on the burner body, the guide convex edge 41 is embedded in the guide groove 21, and is suitable for moving along the extension direction of the guide groove 21; in the present embodiment, the guide groove 21 extends in the horizontal direction, so that the entire first positioning member 4 is translated in the horizontal direction under the guidance of the guide groove 21 by the convex edge 41.

[0091] Preferably, combined Figure 4As shown, the positioning flange 11 is configured as a raised structure, and the positioning ring groove 51 is configured as a circular groove. The positioning flange 11 is suitable for rotationally connecting with the positioning ring groove 51, and preferably enables the second positioning member 5 to rotate freely 360 degrees. In some implementation forms, the positioning flange 11 can be a structure of two oppositely arranged protrusions, and the distance between the two protrusions corresponds to the diameter of the positioning ring groove 51; as other implementation forms, the positioning flange 11 is a circular raised structure, which can be correspondingly embedded in the positioning ring groove 51, so that the rotation action is smoother and the positioning effect is better.

[0092] In this embodiment, the second positioning member 5 is constructed as a sheet structure, preferably a waist-shaped sheet structure, and the positioning ring groove 51 is arranged on the upper surface of the second positioning member 5. Correspondingly, the positioning flange 11 is arranged on the lower surface of the burner head body or the lower surface of other extended structures, so that the second positioning member 5 can rotate freely at a relatively lower position of the burner head body along the height direction.

[0093] Specifically, combined Figure 5 , Figure 6 , Figure 7 As shown, the burner head also includes:

[0094] A locking hole 42 is provided through the guide flange 41;

[0095] A locking slot 22 is provided on a side wall of one side of the guide slot 21, and an extending direction of the locking slot 22 is parallel to an extending direction of the guide slot 21;

[0096] The first mounting member is adapted to fixedly connect the locking hole 42 with the locking slot 22 and to fix the first positioning member 4 at the first use position.

[0097] Preferably, the locking hole 42 is arranged on the guide convex edge 41. In this embodiment, the penetration direction of the locking hole 42 is perpendicular to the translation direction of the first positioning member 4. Preferably, since the guide chute 21 is a groove structure, it is defined by two side walls arranged oppositely, and the locking chute 22 is arranged on the side wall of one side used to form the guide chute 21. In this embodiment, the locking chute 22 is constructed as a long strip groove, and its extension direction is parallel to the extension direction of the guide chute 21. When the guide convex edge 41 slides relative to the guide chute 21, the locking hole 42 and the locking chute 22 are always in a positive state, thereby ensuring that the first positioning member 4 can be locked at any time when it needs to be locked, and stepless adjustment is achieved. Therefore, when the first positioning member 4 moves to a required position relative to the burner body, the locking hole 42 is fixedly connected to the locking chute 22 by the first mounting member, and then the first positioning member 4 is fixed in the first use position.

[0098] Specifically, combined Figure 3 , Figure 4 As shown, the burner head also includes:

[0099] A rotating shaft hole 52 is provided through the second positioning member 5;

[0100] A locking hole 12 is provided on the burner body;

[0101] The second mounting member is adapted to pass through the shaft hole 52 and connect with the locking hole 12 , and fix the second positioning member 5 at the second use position.

[0102] Preferably, the axis of the rotating shaft hole 52 passes through the center of the positioning ring groove 51 .

[0103] Preferably, an internal thread is formed in the locking hole 12; the second mounting member can be a screw structure, which passes through the shaft hole 52 and is connected to the locking hole 12, so that when the second positioning member 5 is rotated to a required position, the second positioning member 5 can be fixed to the furnace head body, so that the second positioning member 5 is fixed in the second usage position.

[0104] Preferably, the shaft hole 52 is a countersunk hole, so as to prevent the bolt from protruding from the second positioning member 5 and ensure that the burner head is placed stably.

[0105] Additionally, the rotation axis hole 52 and the second external connection position 53 are both provided through the second positioning member 5 , and the second external connection position 53 can be adjusted to a suitable position around the rotation axis hole 52 by rotating the second positioning member 5 around the rotation axis hole 52 .

[0106] In some implementations, the shaft hole 52 and the second external connection position 53 can be used interchangeably.

[0107] The burner burner head provided in the present embodiment can move the first positioning member 4 in the horizontal direction by adjusting the first positioning member 4, so that when the burner body and the bottom shell are assembled, there is no need to change the bottom shell, and only the first positioning member 4 needs to be moved to correspond to the positioning hole on the bottom shell; at the same time, by adjusting the second positioning member 5 to rotate freely around the axis, there is no need to change the bottom shell when the burner body and the bottom shell are assembled, and only the second positioning member 5 needs to be rotated to correspond to the positioning hole on the bottom shell; thereby, the burner burner head can be suitable for bottom shells of different specifications, thereby improving the degree of commonality.

[0108] Specifically, the burner body comprises:

[0109] Furnace front end 1;

[0110] An ejector pipe, adapted to guide the combustion medium to the front end 1 of the burner head, the ejector pipe being detachably connected to the front end 1 of the burner head;

[0111] The first positioning member 4 is suitable for being slidably connected to the ejector tube; the second positioning member 5 is suitable for being rotatably connected to the furnace head front end 1.

[0112] The burner burner provided in the present embodiment divides the burner body into two parts, namely a burner front end 1 and an ejector tube, and the ejector tube is detachably connected to the burner front end 1. The burner burner is disassembled through modular design, so as to facilitate matching, and a connecting piece or an extension piece can be added between the burner front end 1 and the ejector tube as needed, thereby improving the commonality of the burner burner and being suitable for various types of bottom shells.

[0113] Specifically, the ejector tube comprises:

[0114] The front end 2 of the ejector tube is arranged at a downstream position of the flow path of the combustion medium;

[0115] The ejector tube rear end 3 is arranged at an upstream position of the combustion medium flow path;

[0116] The front end 2 of the ejector tube is detachably connected to the rear end 3 of the ejector tube.

[0117] Preferably, the ejector tube includes an inner ring ejector tube and an outer ring ejector tube. In this embodiment, the inner ring ejector tube and the outer ring ejector tube are arranged in parallel. And along the length direction of the ejector tube, the ejector tube can be split into two or more sections. When the ejector tube is split into two sections, the ejector tube includes an ejector tube front end 2 and an ejector tube rear end 3.

[0118] Furthermore, combined with Fig.10As shown, the front end 2 of the ejector tube further includes a front end 25 of an inner ring ejector tube and a front end 26 of an outer ring ejector tube. The front end 25 of the inner ring ejector tube is connected to the inner ring connecting tube 13 arranged at the bottom of the front end 1 of the burner head, thereby guiding the combustion medium to the inner ring mixing chamber 8. The front end 26 of the outer ring ejector tube is connected to the outer ring connecting tube 14 arranged at the bottom of the front end 1 of the burner head, thereby guiding the combustion medium to the outer ring mixing chamber 9.

[0119] Preferably, the combustion medium may be natural gas, biogas, coal gas, etc., or a mixture of natural gas, biogas, coal gas and air.

[0120] Specifically, combined Fig.10 As shown, the ejector tube further comprises an ejector tube extension member 7, the interior of which is through-connected, and the two ends along the through-connection direction are respectively connected to the ejector tube front end 2 and the ejector tube rear end 3.

[0121] The burner burner head provided in this embodiment adds an ejector tube extension piece 7 between the ejector tube front end 2 and the ejector tube rear end 3, so that the ejector tube length can be freely matched, thereby making it applicable to various types of bottom shells, greatly improving the commonality of the burner burner head and reducing the processing cost.

[0122] Specifically, combined Figure 8 , Fig.10 As shown, the burner furnace head also includes: a furnace head front end extension piece 6, which is connected inside, and the furnace head front end extension piece 6 is connected to the first end of the outer ring connecting pipe 14 set on the furnace head front end 1, and the ejector tube front end 2 is connected to the second end of the outer ring connecting pipe 14.

[0123] The burner burner provided in this embodiment is connected to the burner front end extension 6 by the first end of the outer ring connecting tube 14 arranged on the burner front end 1, so that the burner front end extension 6 can be used in conjunction with the ejector tube extension 7, which can make the fuel gas and air mix for a longer time and improve the mixing uniformity, thereby improving the burner performance. The length of the ejector tube extension 7 can be freely designed to achieve the best assembly effect.

[0124] Specifically, at least a partial area of ​​the furnace head front end 1 is extended to form a support leg 15, and the second positioning member 5 is movably connected to the end of the support leg 15 away from the furnace head front end 1, wherein the second positioning member 5 can rotate circumferentially around the support leg 15.

[0125] Preferably, at least two legs 15 extend from the front end 1 of the furnace head, and a second positioning member 5 is provided on the bottom surface of each leg 15 .

[0126] Additional, combined Figure 6As shown, the front end 1 of the burner head is matched and connected with the front end 2 of the ejector tube, and is fastened and fixed by screws through the first fixing hole 23; the front end 2 of the ejector tube is matched and connected with the rear end 3 of the ejector tube, and is fastened and fixed by screws through the second fixing hole 24; in addition, other parts assembled to each other are also fastened and fixed by screws to form a complete burner burner head.

[0127] Embodiment 2

[0128] Combination Figure 1 As shown, this embodiment provides a gas stove, comprising:

[0129] A bottom shell, and a burner head 100 as described in the first embodiment and arranged on the bottom shell;

[0130] In the installed state, the first positioning member 4 is fixedly connected to a first installation position on the bottom shell; and the second positioning member 5 is fixedly connected to a second installation position on the bottom shell.

[0131] Preferably, the bottom shell may be provided with a plurality of mounting holes or waist-shaped grooves, so as to facilitate the alignment of the first positioning member 4 and / or the second positioning member 5. The first mounting position on the bottom shell may be one of the mounting holes or waist-shaped grooves; the second mounting position on the bottom shell may be another mounting hole or waist-shaped groove.

[0132] The gas stove provided in this embodiment matches the burner burner head with the first positioning member 4 and the second positioning member 5, and both the first positioning member 4 and the second positioning member 5 can move relative to the burner burner head, and are fixedly connected to the first installation position on the bottom shell through the first positioning member 4, and are fixedly connected to the second installation position on the bottom shell through the second positioning member 5, so that the fixed position of the burner burner head and the bottom shell can be adjusted as needed, and the burner burner head can be suitable for bottom shells of different specifications, thereby improving the commonality of the burner burner head, reducing the cost of mold processing during redesign, and effectively reducing the processing cost.

[0133] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention.

Claims

1. A burner head, characterized in that: include: Stove body; A positioning assembly connected to the burner body, wherein an external mounting position is provided on the positioning assembly; The positioning assembly has an active state in which it moves relative to the burner body, and a stationary installation state in which it is stationary relative to the burner body; When the positioning assembly is in an active state, it is suitable for adjusting the position of the external mounting position relative to the burner body; The positioning assembly comprises a first positioning member (4), the first positioning member (4) is slidably connected to the furnace head body, and a first external connection position (43) is provided on the first positioning member (4); In an active state, the first external connection position (43) is suitable for translational movement in a horizontal direction relative to the furnace head body; In the installed state, the first external connection position (43) is suitable for being fixed at a first use position relative to the furnace head body.

2. The burner head according to claim 1, characterized in that: The positioning component comprises: A second positioning member (5), the second positioning member (5) being rotatably connected to the furnace head body, and a second external connection position (53) being provided on the second positioning member (5); In the active state, the second external connection position (53) is suitable for rotating around the axis relative to the burner body; In the installed state, the second external connection position (53) is suitable for being fixed at a second use position relative to the furnace head body.

3. The burner head according to claim 1, characterized in that: A guide convex edge (41) is provided on one of the first positioning member (4) and the burner body, and a guide slide groove (21) is provided on the other of the first positioning member (4) and the burner body; the guide convex edge (41) is slidably connected to the guide slide groove (21).

4. The burner head according to claim 2, characterized in that: A positioning ring groove (51) is provided on one of the second positioning member (5) and the burner body, and a positioning flange (11) is provided on the other of the second positioning member (5) and the burner body; the positioning ring groove (51) is rotatably connected to the positioning flange (11), and the positioning ring groove (51) is constructed as a circular annular groove.

5. The burner head according to claim 3, characterized in that: Also includes: A locking hole (42) is provided through the guide flange (41); A locking slide groove (22) is arranged on a side wall of one side of the guide slide groove (21), and an extending direction of the locking slide groove (22) is parallel to an extending direction of the guide slide groove (21); The first mounting member is suitable for fixedly connecting the locking hole (42) and the locking slide groove (22), and fixing the first positioning member (4) at the first use position.

6. The burner head according to claim 4, characterized in that: Also includes: A rotating shaft hole (52) is provided through the second positioning member (5); A locking hole (12) is provided on the burner body; The second mounting member is adapted to pass through the rotating shaft hole (52) and be connected to the locking hole (12), and to fix the second positioning member (5) at the second use position.

7. The burner head according to any one of claims 1 to 6, characterized in that: The burner body comprises: Furnace front end (1); An ejector pipe, adapted to guide the combustion medium to the front end (1) of the burner head, the ejector pipe being detachably connected to the front end (1) of the burner head; The first positioning member (4) is suitable for being slidably connected to the ejector tube; the second positioning member (5) is suitable for being rotatably connected to the front end of the furnace head (1).

8. The burner head according to claim 7, characterized in that: The ejector tube comprises: The front end of the ejector tube (2) is arranged at a downstream position of the flow path of the combustion medium; The rear end of the ejector tube (3) is arranged at an upstream position of the flow path of the combustion medium; The front end (2) of the ejector tube is detachably connected to the rear end (3) of the ejector tube.

9. The burner head according to claim 8, characterized in that The ejector tube further comprises an ejector tube extension piece (7), the interior of which is through-connected, and the two ends along the through-connection direction are respectively connected to the ejector tube front end (2) and the ejector tube rear end (3).

10. The burner head according to claim 9, characterized in that The burner furnace head further comprises: a furnace head front end extension piece (6), the interior of which is connected, the furnace head front end extension piece (6) is connected to the first end of an outer ring connecting pipe (14) provided on the furnace head front end (1), and the ejector tube front end (2) is connected to the second end of the outer ring connecting pipe (14).

11. The burner head according to claim 7, characterized in that: At least a portion of the front end (1) of the furnace head is extended to form a support foot (15), and the second positioning member (5) is movably connected to the end of the support foot (15) away from the front end (1) of the furnace head, wherein the second positioning member (5) can rotate circumferentially around the support foot (15).

12. A gas stove, characterized in that: It comprises: a bottom shell, and a burner burner head as described in any one of claims 1 to 11 arranged on the bottom shell; In the installed state, the first positioning member (4) is fixedly connected to the first installation position on the bottom shell; and the second positioning member (5) is fixedly connected to the second installation position on the bottom shell.

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