Knob structure of electric heater

Abstract

The utility model discloses a knob structure of an electric heater, which relates to the technical field of household appliances and is applied to the electric heater, a shell is arranged on the electric heater, the knob structure comprises a lifting component and an adjusting component, the lifting component is provided with connecting parts, and the connecting parts are fixedly connected to two sides of the shell; the adjusting assembly comprises a knob and a dial key, the knob is connected to any connecting part in a screwed mode, the dial key is arranged in the shell, an adjusting block capable of moving horizontally is arranged on the dial key, the knob is provided with a dial block, the adjusting block is embedded in the dial block, and when the knob rotates, the dial block can be driven to swing, then the adjusting block is driven to move, and function adjustment is achieved. A dial key adjusting mode is changed into a knob adjusting mode, a decorative cover is arranged on the other connecting part opposite to the knob, and the decorative cover and the knob are symmetrically arranged on the shell, so that the design of the knob is coordinated with the design of the appearance of the shell, and the appearance is beautified; and the knob screwed on the connecting part is not directly mounted on the shell, so that the structural complexity of the shell can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of household appliances, in particular to a knob structure of an electric heater. Background Art

[0002] Electric heaters are commonly used heating devices in people's daily lives. Most electric heaters are equipped with switches or function adjustment buttons. In addition to touch buttons, most use mechanical buttons. In addition to switches, current electric heaters also need to adjust several gears of high and low power. However, multi-level adjustment buttons are inconsistent with the product appearance, especially on streamlined electric heater products. Ordinary buttons have an adverse effect on the appearance of the product; on the other hand, the surface of the heater shell needs to be specially reserved for mounting holes for installing buttons, and the connection structure in the mounting hole will further increase the structural complexity of the heater shell and increase the complexity of the molding process. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a knob structure of an electric heater, which can simplify the structure and beautify the appearance while ensuring the function.

[0004] According to an embodiment of the utility model, a knob structure of an electric heater is applied to the electric heater, and the electric heater is provided with a housing, including:

[0005] The lifting assembly is provided with a connecting portion, and the connecting portion is fixedly connected to two sides of the shell;

[0006] The adjustment component includes a knob and a dial key, the knob is screwed to any one of the connection parts, the dial key is arranged in the housing, the dial key is provided with a translationally movable adjustment block, the knob is provided with a dial block, the adjustment block is embedded in the dial block, and a decorative cover is provided on the other connection part opposite to the knob, and the decorative cover and the knob are symmetrically arranged on the housing;

[0007] When the knob is rotated, it can drive the dial block to swing, and then drive the adjustment block to move to achieve function adjustment.

[0008] According to an embodiment of the utility model, a knob structure of an electric heater is applied to the electric heater, and the electric heater is provided with a shell, which has at least the following beneficial effects: this embodiment is provided with a lifting component and an adjusting component, the lifting component is provided with a connecting part, and the connecting part is fixedly connected to both sides of the shell; the adjusting component includes a knob and a dial key, the knob is screwed to any connecting part, the dial key is arranged in the shell, the dial key is provided with a translationally movable adjusting block, the knob is provided with a dial block, the adjusting block is embedded in the dial block, and when the knob is rotated, it can drive the dial block to swing, and then drive the adjusting block to move, so as to realize functional adjustment, so that the dial key adjustment method is transformed into the knob adjustment method, and a decorative cover is provided on another connecting part opposite to the knob, the decorative cover and the knob are symmetrically arranged on the shell, so that the design of the knob is coordinated with the design of the shell appearance, and the appearance is beautified; the knob screwed on the connecting part is not directly installed on the shell, and there is no need to preset a position for installing the knob on the shell, which helps to reduce the structural complexity of the shell.

[0009] According to some embodiments of the utility model, the shift block is provided with a receiving groove, and the adjustment block is located in the receiving groove.

[0010] According to some embodiments of the utility model, the shift block is provided with a matching hole, the knob is provided with a driving portion which can be inserted into the matching hole, and the matching hole is located at the rotation center of the shift block.

[0011] According to some embodiments of the utility model, a guide sleeve is provided on the connecting portion, and a matching shaft is provided on the knob, and the matching shaft can be inserted into the guide sleeve.

[0012] According to some embodiments of the utility model, a control panel is provided in the electric heater, the dial block is rotatably connected to the control panel, and the dial key is fixedly installed on the control panel.

[0013] According to some embodiments of the utility model, the control panel is further provided with a plurality of indicator lights, and the housing is provided with a plurality of light-transmitting holes corresponding to the positions of the indicator lights.

[0014] According to some embodiments of the present invention, a light guide is provided between the indicator light and the light-transmitting hole, and the light guide is fixed on the control panel.

[0015] According to some embodiments of the present invention, the lifting assembly further includes a handle, and both ends of the handle are connected to the connecting portion.

[0016] According to some embodiments of the utility model, a buckle hole is provided on the shell, and a buckle portion that can be plugged into the buckle hole is provided on the connecting portion.

[0017] According to some embodiments of the utility model, an air inlet and an air outlet are provided on the electric heater, the air inlet and the air outlet are located on opposite sides of the shell, and the decorative cover and the knob are located on both sides of the axis direction of the air inlet.

[0018] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present invention is further described below with reference to the accompanying drawings and embodiments, wherein:

[0020] Figure 1 This is an axonometric view of an electric heater in an embodiment of the utility model;

[0021] Figure 2 This is a first exploded view of the lifting assembly and the adjusting assembly in the embodiment of the utility model;

[0022] Figure 3 This is a second exploded view of the lifting assembly and the adjusting assembly in the embodiment of the utility model;

[0023] Figure 4 It is a side view of the electric heater in the embodiment of the utility model.

[0024] Reference numerals:

[0025] Electric heater 100; housing 101; buckle hole 102; air outlet 103; air inlet 104; dial key 106; adjustment block 107; indicator light 108; light guide 109;

[0026] Lifting assembly 110; connecting portion 111; handle 112; guide sleeve 113; decorative cover 114; buckle portion 115; through hole 116; control panel 117; light-transmitting hole 118; scale 119;

[0027] Adjustment assembly 120 ; knob 121 ; shift block 122 ; receiving slot 123 ; matching hole 124 ; driving portion 125 ; positioning portion 126 ; matching shaft 127 ; indicator line 128 . DETAILED DESCRIPTION

[0028] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0029] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply 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 a limitation on the present invention.

[0030] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0031] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0032] Reference Figure 1 According to an embodiment of the utility model, the electric heater 100 is provided with a housing 101, which includes a lifting assembly 110 and an adjusting assembly 120. The lifting assembly 110 is provided with a connecting portion 111 and a handle 112. The connecting portion 111 is fixedly connected to both sides of the housing 101. Both ends of the handle 112 are fixedly connected to the connecting portion 111, and the handle 112 spans the top of the housing 101, which helps to realize the portable function of the electric heater 100. Figure 2 and Figure 3 A buckling hole 102 is provided on the shell 101, and a buckling portion 115 which can be inserted into the buckling hole 102 is provided on the connecting portion 111. The buckling portion 115 is hook-shaped and can prevent the connecting portion 111 from falling out. The connecting portion 111 and the shell 101 are connected by buckling, which is easy to install.

[0033] The adjustment component 120 includes a knob 121 and a dial key 106. The knob 121 is screwed to any one of the connecting parts 111. The dial key 106 is arranged in the shell 101. A translationally movable adjustment block 107 is provided on the dial key 106. The knob 121 is provided with a dial block 122. The adjustment block 107 is embedded in the dial block 122. When the knob 121 rotates, it can drive the dial block 122 to swing, thereby driving the adjustment block 107 to move, so as to achieve functional adjustment, so that the adjustment method of the dial key 106 is transformed into the adjustment method of the knob 121, and a decorative cover 114 is provided on the other connecting part 111 arranged opposite to the knob 121. The decorative cover 114 and the knob 121 are symmetrically arranged on the shell 101, so that the design of the knob 121 is coordinated with the design of the appearance of the shell 101, thereby beautifying the appearance. At the same time, the knob 121 screwed on the connection part 111 is not directly installed on the housing 101, and there is no need to preset a position on the housing 101 for installing the knob 121, which helps to reduce the structural complexity of the housing 101. Furthermore, the electric heater 100 is provided with an air inlet 104 and an air outlet 103, and the air inlet 104 and the air outlet 103 are located on opposite sides of the housing 101, and the air inlet 104 and the air outlet 103 form an air duct running through both sides of the housing 101, and the decorative cover 114 and the knob 121 are located on both sides of the axis direction of the air inlet 104, so that the appearance of the electric heater 100 is symmetrically designed, and the setting of the knob 121 is coordinated with the appearance, which is conducive to improving the aesthetics.

[0034] Optionally, the shift block 122 is provided with a receiving groove 123, the adjustment block 107 is located in the receiving groove 123, and the adjustment block 107 is located on one side of the rotation center of the shift block 122. When the shift block 122 rotates, the swing can drive the adjustment block 107 to move to achieve functional adjustment. Optionally, the shift block 122 is provided with a matching hole 124, and the knob 121 is provided with a driving part 125 that can be plugged into the matching hole 124. The matching hole 124 is located at the rotation center of the shift block 122. In this embodiment, the matching hole 124 is a slot-shaped hole, which can prevent the driving part 125 and the matching hole 124 from rotating relative to each other and causing transmission failure. Furthermore, a protruding positioning part 126 is provided on the side wall of the matching hole 124, and the positioning part 126 can be plugged into the side wall of the driving part 125, which is conducive to plugging the knob 121 and the shift block 122 in a preset direction during installation to avoid installation errors.

[0035] Optionally, the connecting portion 111 is provided with a guide sleeve 113, the knob 121 is provided with a matching shaft 127, the matching shaft 127 can be inserted into the guide sleeve 113, and the connecting portion 111 has a through hole 116 allowing the driving portion 125 to pass through, refer to Figure 3The driving part 125 is located at the end of the mating shaft 127. During actual installation, the radial outer wall of the mating shaft 127 abuts against the inner wall of the guide sleeve 113 to achieve stable rotation of the knob 121. Optionally, the knob 121 is also provided with a buckle part 115, and the connecting part 111 is provided with a buckle hole 102 whose arc length is greater than the width of the buckle part 115. When the buckle part 115 of the knob 121 is inserted into the buckle hole 102 of the connecting part 111, it can stably rotate within a certain angle range. Further, referring to Figure 4 A scale 119 is provided on one side of the handle 112 near the knob 121. The scale 119 includes a protruding scale 119 line for displaying the available gears and the number of the dial key 106. Correspondingly, a protruding indicator line 128 is provided on the knob 121. When the knob 121 is rotated, the indicator line 128 corresponds to different scale lines 119, and different gears can be displayed.

[0036] Optionally, a fixed control panel 117 is provided in the electric heater 100, the dial block 122 is rotatably connected to the control panel 117, and the dial key 106 is fixedly installed on the control panel 117; the control panel 117 is also provided with a plurality of indicator lights 108, and different indicator lights 108 are used to display different functions or states, and the housing 101 is provided with a plurality of light-transmitting holes 118 corresponding to the positions of the indicator lights 108. Furthermore, a light guide 109 is also provided between the indicator lights 108 and the light-transmitting holes 118, and the light guide 109 is fixed on the control panel 117, and the light guide 109 has a plurality of cavities, each of which can accommodate an indicator light 108, so that the light guide 109 can separate a plurality of indicator lights 108 to avoid mutual interference when emitting light, and the light guide 109 helps to concentrate the light to be transmitted through the light-transmitting holes 118 to increase the display brightness.

[0037] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A knob structure of an electric heater, applied to the electric heater, wherein the electric heater is provided with a housing, characterized in that: include: A lifting assembly is provided with a connecting portion, wherein the connecting portion is fixedly connected to two sides of the shell; An adjustment component, comprising a knob and a dial key, wherein the knob is screwed to any one of the connecting parts, the dial key is arranged in the housing, the dial key is provided with a translationally movable adjustment block, the knob is provided with a dial block, the adjustment block is embedded in the dial block, and a decorative cover is provided on the other connecting part opposite to the knob, and the decorative cover is symmetrically arranged on the housing with respect to the knob; When the knob is rotated, it can drive the shift block to swing, thereby driving the adjustment block to move, so as to achieve function adjustment.

2. The knob structure of an electric heater according to claim 1, characterized in that: The shift block is provided with a receiving groove, and the adjusting block is located in the receiving groove.

3. The knob structure of an electric heater according to claim 1, characterized in that: The shift block is provided with a matching hole, and the knob is provided with a driving part which can be inserted into the matching hole, and the matching hole is located on the rotation center of the shift block.

4. The knob structure of an electric heater according to claim 1, characterized in that: The connecting portion is provided with a guide sleeve, and the knob is provided with a matching shaft, and the matching shaft can be inserted into the guide sleeve.

5. The knob structure of an electric heater according to claim 1, characterized in that: A control panel is arranged in the electric heater, the dial block is rotatably connected to the control panel, and the dial key is fixedly installed on the control panel.

6. The knob structure of an electric heater according to claim 5, characterized in that: The control panel is also provided with a plurality of indicator lights, and the housing is provided with a plurality of light-transmitting holes corresponding to the positions of the indicator lights.

7. The knob structure of an electric heater according to claim 6, characterized in that: A light guide is also provided between the indicator light and the light-transmitting hole, and the light guide is fixed on the control board.

8. The knob structure of an electric heater according to claim 1, characterized in that: The lifting assembly further includes a handle, and both ends of the handle are connected to the connecting portion.

9. The knob structure of an electric heater according to claim 1, characterized in that: The shell body is provided with a buckle hole, and the connecting part is provided with a buckle part which can be plugged into the buckle hole.

10. The knob structure of an electric heater according to claim 1, characterized in that: The electric heater is provided with an air inlet and an air outlet, wherein the air inlet and the air outlet are located on two opposite sides of the shell, and the decorative cover and the knob are located on two sides of the axis direction of the air inlet.

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