Combustor and gas cooker

Abstract

The utility model discloses a burner and a gas cooker, and belongs to the field of kitchen appliances. The combustor comprises a combustion tube and a driving mechanism, the combustion tube is connected with an injection tube of the combustor, the combustion tube is made of a high-temperature-resistant elastic metal material and is spirally arranged, a plurality of fire holes are formed in the surface of the combustion tube, and the tail end of an inner ring of the combustion tube is closed; the output end of the driving mechanism is connected to the tail end of the inner ring of the combustion pipe so as to drive the combustion pipe to ascend and descend in the height direction and / or rotate in the circumferential direction, the overall diameter of the combustion pipe can be changed by rotating the combustion pipe in the circumferential direction, and therefore the fire outlet shape is changed. By arranging the liftable and variable-diameter spiral flexible metal combustion pipe, the height and the diameter of fire shapes generated by the combustor can be controlled according to the shape and the size of a pot, so that different fire shapes are formed, different cooking heating requirements of users are met, and the use experience of the users is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to kitchen appliance technical field especially, and relates to burner and gas -cooker. BACKGROUND

[0002] Now, gas -cooker as a kind of convenient and fast cooking utensil has been popular in the kitchen of thousands of households, and the burner of gas -cooker can use liquefied petroleum gas, artificial gas, natural gas and other gas fuels to carry out direct fire heating, and then can rapidly heat cooking utensil.

[0003] The existing burner generally includes furnace head, gas distribution disc and fire cover etc., and the fire cover usually includes inner ring fire cover and outer ring fire cover. Because the existing fire cover structure is usually relatively single, the fire form of the gas -cooker is relatively single, cannot satisfy the demand of the change of fire form when the user uses a variety of shapes and sizes of utensil to cook, reduces the use experience of the user.

[0004] Therefore, it is urgent to design a burner and gas -cooker to solve the above technical problems. INVENTION CONTENTS

[0005] One purpose of the utility model is to propose a kind of burner, the burner can form different fire forms, satisfy the multiple cooking needs of user, improve user experience.

[0006] To achieve this purpose, the utility model adopts the following technical solutions:

[0007] Burner, comprising:

[0008] Combustion pipe, with the injection pipe of the burner is connected, the combustion pipe is made of high-temperature-resistant elastic metal material and the combustion pipe is arranged in spiral shape, the surface of the combustion pipe is provided with a plurality of fire holes, and the inner ring end of the combustion pipe is closed;And,

[0009] Driving mechanism, the output end of the driving mechanism is connected to the inner ring end of the combustion pipe to drive the combustion pipe to lift along the height direction and / or rotate along the circumferential direction.

[0010] As optional technical solutions of the above-mentioned burner, the driving mechanism includes transmission member, lifting drive assembly and rotating drive assembly, the transmission member is fixedly connected with the inner ring end of the combustion pipe, the output end of the lifting drive assembly is connected with the transmission member to drive the transmission member to lift along the height direction, and the output end of the rotating drive assembly is connected with the transmission member to drive the transmission member to rotate along the circumferential direction.

[0011] As an optional technical scheme of the above-mentioned burner, the transmission member is provided with a lifting rack and a rotating gear, the lifting driving assembly comprises a lifting driving motor and a lifting driving gear connected to the output end of the lifting driving motor, the lifting driving gear is in meshing transmission with the lifting rack, and the rotating driving assembly comprises a rotating driving motor and a rotating driving gear connected to the output end of the rotating driving motor, and the rotating driving gear is in meshing transmission with the rotating gear.

[0012] As an optional technical scheme of the above-mentioned burner, the transmission member is a transmission rod arranged along the height direction, and a part of the outer wall of the transmission rod is provided with the lifting rack, and the lower part or the bottom of the transmission rod is provided with the rotating gear.

[0013] As an optional technical scheme of the above-mentioned burner, the driving mechanism further comprises a guide limiting member installed in the gas stove, and the guide limiting member is used for guiding the movement of the transmission rod.

[0014] As an optional technical scheme of the above-mentioned burner, the guide limiting member is a guide bracket, the guide bracket is provided with a through hole, and the transmission rod is arranged in the through hole.

[0015] As an optional technical scheme of the above-mentioned burner, the transmission member is further provided with a ignition needle and a thermocouple.

[0016] As an optional technical scheme of the above-mentioned burner, along the spiral extension direction of the combustion pipe, the combustion pipe comprises a plurality of short pipes which are sequentially connected in series, and each adjacent two short pipes can be flexibly bent.

[0017] Another purpose of the utility model is to provide a gas stove, which has different fire shapes and high user satisfaction.

[0018] To achieve the above purpose, the utility model also adopts the following technical scheme:

[0019] A gas stove comprises a stove panel, a pot rack and a stove bottom plate below the stove panel, and further comprises the above-mentioned burner, the lower end of the transmission member penetrates through the stove panel and extends into the stove bottom plate, and the lifting driving assembly and the rotating driving assembly are arranged in the stove bottom plate.

[0020] As an optional technical scheme of the above-mentioned gas stove, the gas stove further comprises an image detection device, the image detection device is arranged on the stove panel or the pot rack, and the image detection device is used for acquiring the image of the pot.

[0021] The utility model discloses a burner includes combustion pipe and drive mechanism, and the combustion pipe is connected with the draft tube of burner, and the combustion pipe is made of the elastic metal material of high temperature resistance and the combustion pipe is arranged spirally, and a plurality of fire holes are arranged on the surface of combustion pipe, and the inner ring end of combustion pipe is closed, the output end of drive mechanism is connected to the inner ring end of combustion pipe to drive the combustion pipe to lift along the height direction and / or rotate along the circumferential direction, and the overall diameter of combustion pipe can be changed by rotating along the circumferential direction, thereby changing the fire shape, the flexible metal combustion pipe of spiral type is set to lift and change the diameter, the height and diameter of the fire shape generated by burner are controlled according to the shape and size of the pot, thereby forming different fire shapes, satisfying the different cooking heating demands of users and improving the user experience.

[0022] The utility model discloses a gas stove, including above-mentioned burner. This gas stove has different fire forms, and the user experience is good. DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the drawings needed to be used in the embodiment of the utility model will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to the content of the embodiment of the utility model and these drawings for the ordinary skilled in the art without paying the creative labor.

[0024] Figure 1 It is the structure schematic diagram of the gas stove provided by the embodiment of the utility model,

[0025] Figure 2 It is the top view of the gas stove provided by the embodiment of the utility model,

[0026] Figure 3 It is Figure 2 The sectional view of A-A direction in,

[0027] Figure 4 It is the structure schematic diagram of the burner provided by the embodiment of the utility model,

[0028] Figure 5 It is the sectional view of the partial structure of the burner under one visual angle provided by the embodiment of the utility model,

[0029] Figure 6 It is the sectional view of the partial structure of the burner under another visual angle provided by the embodiment of the utility model.

[0030] In the drawing,

[0031] 1, combustion tube; 2, transmission part; 3, lifting driving assembly; 4, rotating driving assembly; 5, guide limiting part; 6, first mounting bracket; 7, second mounting bracket;

[0032] 21, lifting rack; 22, rotating gear; 31, lifting driving motor; 32, lifting driving gear; 41, rotating driving motor; 42, rotating driving gear;

[0033] 100, burner; 101, ejector pipe; 200, cooktop panel; 300, pot rack; 400, cooktop base; 500, water pan. DETAILED DESCRIPTION

[0034] In order to make the above objectives, characteristics and advantages of the present application more apparent, specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a number of ways other than those specifically described herein, and it is to be understood that the present application is not limited in its application to the particulars set forth in the following description. It is to be understood that the drawings are not necessarily to scale and that, unless otherwise indicated, the drawings are merely intended to schematically represent the general structure of the application. It should also be understood that the drawings of the application are not necessarily drawn to scale and that, unless otherwise indicated, the drawings merely schematically represent the general structure of the application. It should also be understood that the drawings of the application are not necessarily drawn to scale and that, unless otherwise indicated, the drawings merely schematically represent the general structure of the application.

[0035] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0036] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can include at least one of the features explicitly or implicitly. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0037] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0038] In this utility model, unless otherwise explicitly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.

[0039] It should be noted that when an element is referred to as being "fixed to" or "set on" another element, it can be directly on the other element or there may be an intervening element. When an element is considered to be "connected to" another element, it can be directly connected to the other element or there may be an intervening element. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only possible implementation.

[0040] This embodiment discloses a gas stove, such as Figures 1 to 3 As shown, the gas stove includes a burner 100, a cooktop panel 200, a pot rack 300, and a cooktop base 400 located below the cooktop panel 200. The burner 100 and the pot rack 300 are both mounted on the cooktop panel 200. The burner 100 is used to heat the pot, and the pot rack 300 is located on the outer periphery of the burner 100 and is used to provide stable support for the pot.

[0041] like Figures 4 to 6As shown, the burner 100 disclosed in the embodiment comprises a combustion tube 1 connected with an ejector pipe 101 of the burner 100 and a driving mechanism, the combustion tube 1 is made of a high-temperature-resistant elastic metal material and arranged in a spiral shape, so that the whole burner 100 is in a tower shape, a plurality of fire holes are arranged on the surface of the combustion tube 1, and the inner ring end of the combustion tube 1 is closed; the output end of the driving mechanism is connected to the inner ring end of the combustion tube 1 to drive the combustion tube 1 to ascend and / or rotate in the height direction. The rotation of the combustion tube 1 in the circumferential direction can change the overall diameter thereof.

[0042] The combustion tube 1 with the above structure can be driven to ascend or rotate by the driving mechanism, so as to change the height and diameter of the fire shape and form different fire shapes to adapt to the cooking and heating needs of different shaped pots and improve the user experience.

[0043] Specifically, the driving mechanism comprises a transmission member 2, an ascending and descending driving assembly 3 and a rotating driving assembly 4, the transmission member 2 is fixedly connected with the inner ring end of the combustion tube 1, the output end of the ascending and descending driving assembly 3 is connected with the transmission member 2 to drive the transmission member 2 to ascend and descend in the height direction, so as to drive the inner ring end of the combustion tube 1 to ascend and descend and further realize the overall ascending and descending of the combustion tube 1, and the output end of the rotating driving assembly 4 is connected with the transmission member 2 to drive the transmission member 2 to rotate in the circumferential direction, so as to drive the inner ring end of the combustion tube 1 to rotate and further realize the overall diameter change of the combustion tube 1.

[0044] Optionally, the fixed connection between the transmission member 2 and the inner ring end of the combustion tube 1 can be, but is not limited to, a welded connection or a detachable connection such as a threaded connection, a bolt connection, a buckle and slot connection.

[0045] In the spiral extension direction of the combustion tube 1, the combustion tube 1 comprises a plurality of short tubes connected in sequence, and each adjacent two short tubes can be flexibly stretched and bent. This structure can make the overall spiral combustion tube 1 produce certain deformation in the height direction and the diameter direction, and the inner ring end of the combustion tube 1 is controlled to ascend and rotate by the transmission member 2, so as to realize the overall ascending and diameter change control of the combustion tube 1 to change the fire shape.

[0046] To realize the lifting and rotating movement of the transmission member 2, the transmission member 2 is provided with a lifting rack 21 and a rotating gear 22, the lifting driving assembly 3 comprises a lifting driving motor 31 and a lifting driving gear 32 connected to the output end of the lifting driving motor 31, the lifting driving gear 32 is in meshing transmission with the lifting rack 21, the lifting driving motor 31 transmits power through the meshing transmission of the lifting driving gear 32 and the lifting rack 21, so as to drive the transmission member 2 to perform lifting movement; the rotating driving assembly 4 comprises a rotating driving motor 41 and a rotating driving gear 42 connected to the output end of the rotating driving motor 41, the rotating driving gear 42 is in meshing transmission with the rotating gear 22, the rotating driving motor 41 transmits power through the meshing transmission of the rotating driving gear 42 and the rotating gear 22, so as to drive the transmission member 2 to perform rotating movement. The above power transmission mode is simple and reliable, and has high stability.

[0047] In the embodiment, the transmission member 2 is a transmission rod extending in the height direction, part of the outer wall of the transmission rod is provided with the lifting rack 21, and the lower part or bottom of the transmission rod is provided with the rotating gear 22. It can be understood that the transmission member 2 is not limited to a rod-shaped member, but also can be a plate-shaped structure and the like.

[0048] Optionally, the lower half of the transmission rod is provided with the lifting rack 21, the effective driving length of the transmission rod, i.e. the length of the transmission rod used for lifting, can be increased as much as possible under the premise of limited space, and the bottom of the transmission rod is provided with the rotating gear 22. In actual application, the transmission rod generally performs rotating movement first and then performs lifting movement.

[0049] The lower end of the transmission member 2 penetrates through the cooktop panel 200 and extends into the cooktop bottom disc 400, and the lifting driving assembly 3 and the rotating driving assembly 4 are arranged in the cooktop bottom disc 400. The structure arrangement does not affect the arrangement and function realization of other functional components of the gas stove, and improves the compactness of the structure of the gas stove. A water receiving tray 500 is further arranged between the cooktop panel 200 and the pot rack 300, the lifting connecting rod is arranged through the water receiving tray 500, and a sealing ring is arranged at the perforated part of the water receiving tray 500, so as to ensure the sealing property of the water receiving tray 500.

[0050] In the embodiment, the driving mechanism further comprises a guide limiting member 5 installed in the cooktop bottom disc 400, and the guide limiting member 5 is used for guiding the movement of the transmission rod. Specifically, the guide limiting member 5 is a guide bracket, the guide bracket is provided with a through hole, and the transmission rod is arranged through the through hole.

[0051] The first mounting bracket 6 for mounting the lifting driving motor 31 and the second mounting bracket 7 for mounting the rotating driving motor 41 are further arranged in the cooktop bottom disc 400, so as to improve the mounting stability.

[0052] The burner 100 further comprises an ignition assembly, which comprises an ignition needle for igniting the mixed gas discharged from the fire hole of the surface of the combustion tube 1 and a thermocouple for detecting the combustion temperature, and when the combustion temperature exceeds a preset range, the thermocouple transmits the real-time temperature to the controller, and the controller controls the gas valve to adjust the gas output in real time, thereby ensuring the stability of the combustion temperature.

[0053] The gas stove in the embodiment further comprises an image detection device, which is arranged on the stove panel 200 or the pot rack 300, and is used to acquire the image of the pot to determine the shape and size of the pot, so as to change the lifting distance and the size of the variable diameter of the combustion tube 1 according to the shape and size information of the pot, so as to adjust the fire shape. The image detection device can be, but is not limited to, an image sensor.

[0054] The gas stove provided by the embodiment comprises the aforementioned burner 100, and thus the technical advantages and effects that can be achieved by the gas stove also include the technical advantages and effects that can be achieved by the aforementioned burner 100, which will not be described here.

[0055] The working principle of the gas stove will be briefly described below.

[0056] After the user turns on the stove, the shape and size information of the pot can be acquired by a manual input mode or an image detection device such as an image sensor, and the lifting distance and the size of the variable diameter of the combustion tube 1 are determined according to the shape and size information of the pot, and then the transmission member 2 is driven to lift and rotate by the lifting drive motor 31 and the rotating drive motor 41, so that the flame heating surface formed by the combustion tube 1 is adapted to the pot. For example, when the pot is a pointed bottom pot, the heating range needs to be enlarged in the height direction, and when the pot is a flat bottom pot with a large diameter, the heating range needs to be enlarged in the horizontal direction, so as to meet different heating needs of the user.

[0057] Obviously, the above only describes the preferred embodiments of the present application and the technical principles applied. Those skilled in the art will understand that the present application is not limited to the specific embodiments herein, and those skilled in the art can make various obvious changes, re-adjustments and substitutions without departing from the protection scope of the present application. Therefore, although the present application has been described in detail through the above embodiments, the present application is not limited to the above embodiments, and more other equivalent embodiments can be included without departing from the concept of the present application, and the scope of the present application is determined by the scope of the appended claims.

[0058] It is noted that in the description of the specification, the description referring to the terms "some embodiments", "other embodiments", and the like, means that the particular feature, structure, material, or characteristic being described is included in at least one embodiment or example of the present application. The appearance of the above terms in various places in the specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics can be combined in any suitable manner in one or more embodiments or examples.

Claims

1. Burner, characterized in that The burner comprises: a combustion tube (1) connected with the injection tube (101) of the burner (100), the combustion tube (1) being made of a high-temperature-resistant elastic metal material and arranged in a spiral shape, a plurality of fire holes being formed on the surface of the combustion tube (1), and the inner end of the combustion tube (1) being closed; and a driving mechanism, the output end of the driving mechanism being connected with the inner end of the combustion tube (1) to drive the combustion tube (1) to ascend and / or rotate along the height direction and the circumferential direction.

2. The burner according to claim 1, wherein the driving mechanism comprises a transmission member (2), an ascending driving assembly (3) and a rotating driving assembly (4), the transmission member (2) being fixedly connected with the inner end of the combustion tube (1), the output end of the ascending driving assembly (3) being connected with the transmission member (2) to drive the transmission member (2) to ascend along the height direction, and the output end of the rotating driving assembly (4) being connected with the transmission member (2) to drive the transmission member (2) to rotate along the circumferential direction.

3. The burner according to claim 2, wherein an ascending rack (21) and a rotating gear (22) are arranged on the transmission member (2), the ascending driving assembly (3) comprises an ascending driving motor (31) and an ascending driving gear (32) connected with the output end of the ascending driving motor (31), the ascending driving gear (32) is in meshing transmission with the ascending rack (21), the rotating driving assembly (4) comprises a rotating driving motor (41) and a rotating driving gear (42) connected with the output end of the rotating driving motor (41), and the rotating driving gear (42) is in meshing transmission with the rotating gear (22).

4. The burner according to claim 3, wherein the transmission member (2) is a transmission rod arranged along the height direction, and the outer wall of the transmission rod is provided with the ascending rack (21), and the lower part or the bottom of the transmission rod is provided with the rotating gear (22).

5. The burner according to claim 4, wherein the driving mechanism further comprises a guide limiting member (5) installed in the gas stove, and the guide limiting member (5) is used for guiding the movement of the transmission rod.

6. The burner according to claim 5, wherein the guide limiting member (5) is a guide bracket, the guide bracket is provided with a through hole, and the transmission rod is arranged in the through hole.

7. The burner according to claim 2, wherein a hot wire and a thermocouple are further arranged on the transmission member (2).

8. The burner according to any one of claims 1-7, wherein along the spiral extension direction of the combustion tube (1), the combustion tube (1) comprises a plurality of short tubes which are sequentially connected in series and can be flexibly bent and moved between adjacent two short tubes.

9. A gas hob comprising a hob panel (200), a pot support (300) and a hob chassis (400) located below the hob panel (200), characterized in that, The gas stove further comprises the burner (100) as claimed in any one of claims 1-8, the lower end of the transmission member (2) passes through the stove panel (200) and extends into the stove base (400), and the lifting drive assembly (3) and the rotating drive assembly (4) are both arranged in the stove base (400).

10. The gas stove according to claim 9, characterized in that, The gas stove further comprises an image detection device arranged on the stove panel (200) or the pot rack (300), and the image detection device is used to acquire an image of a pot.

Images