CN213786906U

CN213786906U - Panel earthing device and cooking appliance

Info

Publication number: CN213786906U
Application number: CN202022712814.1U
Authority: CN
Inventors: 王�义
Original assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-07-27
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a panel earthing device and cooking device, wherein panel earthing device includes panel, bottom plate and wire, and the panel is provided with first terminal, and the bottom plate is provided with the second terminal, and first terminal and second terminal are connected respectively at the wire both ends. During the installation, be connected the both ends of wire with first terminal and second terminal respectively, thereby make panel and bottom plate pass through the wire and realize connecting, because the ground connection of bottom plate itself is good, consequently, the ground connection setting of panel can be realized, connect first terminal and second terminal respectively through the wire both ends, the reliability that panel ground connection switched on is high, and the installation is swift convenient, the user inspection tie point of also being convenient for simultaneously, the bottom plate does not have the surface coating to handle in addition, consequently need not to carry out the processing of local de-coating to the bottom plate during the connection, the efficiency of installation is greatly improved, and the panel need not to reserve the earthing strip of overlength, consequently, can reduce the size of opening material of panel, reduce the cost of material.

Description

Panel earthing device and cooking appliance

Technical Field

The utility model relates to the technical field of household appliances, in particular to panel earthing device and cooking appliance.

Background

In the related art, the cooking appliance is provided with a control panel, and the control panel is usually made of metal, so that the control panel is usually grounded in order to avoid electric shock caused by electric leakage of the control panel and prevent external static electricity from affecting internal circuit board elements of the control panel. At present, two grounding modes of a control panel are provided: one is that the panel is communicated with a well-grounded cavity through conductive cloth, one end of the conductive cloth is adhered on the panel by conductive glue, and the other end is clamped between the control box and the cavity and locked by a screw; and the other type is that a grounding sheet is directly reserved on the metal panel structure, and the grounding sheet is clamped between the control box and the cavity and locked by a screw, so that the metal panel is connected with the cavity. However, the above two methods have the following problems: the first mode is as follows: 1. the conductive cloth is adhered to the cavity, so that the contact conductivity reliability is not high; 2. the connection part of the cavity and the conductive cloth is required not to be covered with an insulating coating, so that the powder spraying cavity needs to be subjected to local coating removal treatment, the operation is troublesome, and the installation efficiency is low; 3. whether the conductive cloth is accurately assembled and positioned or not is inconvenient to check; the second mode is as follows: 1. the connection part of the cavity and the grounding sheet is required not to be covered with the insulating coating, so that the spraying cavity needs to be subjected to local coating removal treatment, the operation is troublesome, and the installation efficiency is low; 2. the reserved grounding piece needs to penetrate through the control box to be directly connected with the cavity, so that the length of the grounding piece is too long, the cutting size of the metal panel is large, and the increased material cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a ground connection switches on panel earthing device that reliability is high, simple to operate.

The utility model discloses still provide a cooking device who has above-mentioned panel earthing device.

According to the utility model discloses panel earthing device of first aspect embodiment includes:

a panel provided with a first terminal;

a bottom plate which is arranged in a grounding manner and is provided with a second terminal;

and two ends of the conducting wire are respectively connected with the first terminal and the second terminal.

According to the utility model discloses panel earthing device of first aspect embodiment has following beneficial effect at least: during the installation, be connected the both ends of wire with first terminal and second terminal respectively, thereby make panel and bottom plate pass through the wire and realize connecting, because the ground connection of bottom plate itself is good, consequently, the ground connection setting of panel can be realized, connect first terminal and second terminal respectively through the wire both ends, the reliability that panel ground connection switched on is high, and the installation is swift convenient, the user inspection tie point of also being convenient for simultaneously, the bottom plate does not have the surface coating to handle in addition, consequently need not to carry out the processing of local de-coating to the bottom plate during the connection, the efficiency of installation is greatly improved, and the panel need not to reserve the earthing strip of overlength, consequently, can reduce the size of opening material of panel, reduce the cost of material.

According to some embodiments of the present invention, the two ends of the wire are provided with connection terminals, and the first terminal and the second terminal are respectively connected with the corresponding connection terminals.

According to some embodiments of the utility model, connecting terminal is provided with the interface, first terminal be provided with interface complex grafting portion.

According to some embodiments of the invention, the end of the insertion part is provided with a lead-in.

According to some embodiments of the utility model, grafting portion is provided with spacing hole, connecting terminal be provided with spacing hole complex stopper.

According to some embodiments of the utility model, the spacing hole set up in the middle part of grafting portion.

According to some embodiments of the invention, the first terminal is provided with a stop edge cooperating with an end of the connection terminal.

According to some embodiments of the invention, the first terminal is integrally formed with the panel.

According to some embodiments of the invention, the first terminal is provided at a lower end of the panel.

According to the utility model discloses cooking device of second aspect embodiment, include the utility model discloses panel earthing device of first aspect embodiment.

According to the utility model discloses cooking device of second aspect embodiment has following beneficial effect at least:

this cooking appliance's panel earthing device during installation, be connected the both ends of wire with first terminal and second terminal respectively, thereby make panel and bottom plate pass through the wire and realize connecting, because the ground connection of bottom plate itself is good, consequently, can realize the ground connection setting of panel, connect first terminal and second terminal respectively through the wire both ends, the reliability that panel ground connection switched on is high, and the installation is swift convenient, the user inspection tie point of also being convenient for simultaneously, the bottom plate does not have surface coating to handle in addition, consequently need not to carry out the processing of local de-coating to the bottom plate during connection, the efficiency of installation has been improved greatly, and the panel need not to reserve overlength ground lug, consequently, can reduce the opening material size of panel, the manufacturing cost of cooking appliance is reduced.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic perspective view of a cooking appliance according to an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a partially exploded schematic view of a cooking appliance according to an embodiment of the present invention;

FIG. 4 is an enlarged view at B in FIG. 3;

fig. 5 is a partial schematic view of a wire according to an embodiment of the present invention.

Reference numerals:

the panel 100, the first terminal 110, the insertion part 111, the lead-in end 112, the limiting hole 113 and the stopping edge 114;

a bottom plate 200, a second terminal 210;

a lead 300, a connecting terminal 310, a socket 311 and a limiting block 312;

the control box 400.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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 thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise clear and definite limitations, words such as setting, installing, connecting, assembling, matching, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present invention by combining the specific contents of the technical solutions.

Referring to fig. 1 to 3, a panel grounding device according to an embodiment of the present invention is applied to a cooking appliance, and includes a panel 100, a bottom plate 200, and a wire 300. The panel 100 is made of a metal material, so that the panel is more attractive and durable, the panel 100 is covered and mounted on the control box 400, the panel 100 is generally provided with operation keys, and a user can operate and control related functions of the cooking appliance through the panel 100. The base plate 200 is made of a metal material and has good conductive performance, and the base plate 200 is disposed at the bottom of the cooking apparatus and is well grounded, so that the base plate 200 can guide current to the ground. The conductive wire 300 may be a metal strip with good conductivity, which has good flexibility, is convenient to bend and is easy to connect, and of course, the metal strip may be coated with an insulating layer, thereby preventing the metal strip from being easily conductive with components such as a circuit board. Specifically, the panel 100 is provided with the first terminal 110, the control box 400 is provided with an avoiding hole for avoiding the first terminal 110, the first terminal 110 passes through the avoiding hole from one side of the panel 100 and extends to one side of the bottom plate 200, the bottom plate 200 is provided with the second terminal 210, one end of the wire 300 is connected with the first terminal 110, and the other end of the wire 300 is connected with the second terminal 210, so that the panel 100 is connected with the bottom plate 200, and the ground connection setting of the panel 100 is realized.

Referring to fig. 2 and 3, during installation, two ends of a wire 300 are respectively connected with a first terminal 110 and a second terminal 210, so that the panel 100 and the bottom plate 200 are connected through the wire 300, since the bottom plate 200 is grounded well, the grounding setting of the panel 100 can be realized, the first terminal 110 and the second terminal 210 are respectively connected through two ends of the wire 300, the reliability of the grounding conduction of the panel 100 is high, and the installation is fast and convenient, and simultaneously, a user can check the connection point conveniently, in addition, the bottom plate 200 does not need surface spraying treatment, so that the local de-coating treatment of the bottom plate 200 is not needed during connection, the installation efficiency is greatly improved, and the panel 100 does not need to reserve an overlong grounding sheet, so the cutting size of the panel 100 can be reduced, and the material cost is reduced.

Referring to fig. 2 and 5, in some embodiments of the present invention, both ends of the wire 300 are provided with connection terminals 310, and the first terminal 110 and the second terminal 210 are respectively connected with the corresponding connection terminals 310. Specifically, the connection terminal 310 is made of a metal sheet, which can achieve quick connection with the first terminal 110 and the second terminal 210. The lead 300 is provided with the connecting terminal 310, so that in the process of installation operation, when two ends of the lead 300 are respectively connected with the first terminal 110 and the second terminal 210, only the connecting terminal 310 is needed to be connected with the first terminal 110 and the second terminal 210, and the operation is fast and convenient.

Referring to fig. 2, 4 and 5, in some embodiments of the present invention, the connection terminal 310 is provided with the socket 311, and the first terminal 110 is provided with the insertion portion 111 cooperating with the socket 311, so that when installing, by holding the connection terminal 310, and then inserting the socket 311 into the insertion portion 111, the connection terminal 310 can be quickly connected to the first terminal 110, thereby further improving the operation convenience and the installation efficiency. Of course, the second terminal 210 may also be provided with the insertion portion 111 that is engaged with the insertion port 311, so that the second terminal 210 can be quickly connected to the connection terminal 310, thereby further improving the efficiency of installation. Specifically, the socket 311 is formed by bending two metal sheets, which are close to each other, and the two metal sheets have certain elasticity, and when the connection terminal 310 is sleeved on the inserting portion 111 of the first ground terminal or the second ground terminal through the socket 311, the bent metal sheets deform and abut against the inserting portion 111, so that the reliability of the ground conduction of the panel 100 can be effectively improved.

Referring to fig. 4, in the above embodiment, the end of the insertion part 111 is further provided with the guide end 112, and when the insertion port 311 of the connection terminal 310 is inserted into the insertion part 111, the guide end 112 can guide the insertion port 311 to move smoothly towards the insertion part 111, thereby improving the convenience of installation. The leading-in end 112 may be formed by inclining and contracting two sides of the end of the insertion part 111 towards the middle, or may be formed by transitionally contracting arcs of two sides of the end of the insertion part 111, and of course, the leading-in end 112 may have other forms and structures.

Referring to fig. 4 and 5, in some embodiments of the present invention, the insertion portion 111 is provided with a limiting hole 113, and the connection terminal 310 is provided with a limiting block 312 engaged with the limiting hole 113. When the inserting portion 111 is inserted into the inserting port 311, the limiting block 312 is inserted into the limiting hole 113, so as to effectively prevent the connecting terminal 310 and the first terminal 110 from being easily released, and further improve the grounding reliability of the panel 100. Of course, the second terminal 210 may also be provided with the limiting hole 113, and the connection terminal 310 and the second terminal 210 are also inserted into the limiting hole 113 through the limiting block 312 to prevent the loosening.

Referring to fig. 4, in some embodiments of the present invention, the limiting hole 113 is disposed in the middle of the inserting portion 111, and since the limiting hole 113 is disposed in the middle of the inserting portion 111, when the connecting terminal 310 is connected to the first terminal 110, the limiting block 312 is connected to the middle of the inserting portion 111, so that the stress stability between the first terminal 110 and the connecting terminal 310 is better, which is beneficial to improving the reliability of the grounding of the panel 100.

Referring to fig. 4, in some embodiments of the present invention, the first terminal 110 is provided with a stopping edge 114 engaged with the end of the connection terminal 310, so that when the first terminal 110 is connected to the connection terminal 310, the stopping edge 114 abuts against the end of the connection terminal 310, thereby preventing the connection terminal 310 from moving further toward the first terminal 110.

Referring to fig. 2 and 4, in some embodiments of the present invention, the first terminal 110 is integrally formed with the panel 100, the panel 100 may be made of a metal plate by stamping, and when the panel 100 is manufactured, the first terminal 110 is formed by stamping a part of the metal plate, so that the connection between the first terminal 110 and the panel 100 is more reliable, at this time, although the first terminal 110 needs to be reserved on the panel 100, because the first terminal 110 is connected with the bottom plate 200 through the wire 300 instead of being directly connected with the bottom plate 200, the length of the first terminal 110 is shorter, and the cutting size of the panel 100 can be controlled within a smaller range. Of course, the first terminal 110 may be connected to the panel 100 by welding after the panel 100 is manufactured, or may be connected to the panel 100 by bonding, screwing, or the like.

Referring to fig. 2, in some embodiments of the present invention, the first terminal 110 is disposed at the lower end of the panel 100, so that the first terminal 110 can be closer to the bottom plate 200, the distance between the first terminal 110 and the bottom plate 200 is reduced, so that the length of the wire 300 can be reduced, the wiring is more convenient during the connection, and the manufacturing cost of the wire 300 can be reduced.

Referring to fig. 1 to 3, a cooking appliance according to an embodiment of the second aspect of the present invention includes a panel grounding device according to an embodiment of the first aspect of the present invention. Cooking device can be microwave oven or cooking device such as oven or steaming and baking oven, when the installation of panel earthing device, be connected the both ends of wire 300 with first terminal 110 and second terminal 210 respectively, thereby make panel 100 and bottom plate 200 realize connecting through wire 300, because bottom plate 200 itself ground connection is good, consequently can realize the ground connection setting of panel 100, connect first terminal 110 and second terminal 210 respectively through wire 300 both ends, the reliability that panel 100 ground connection switched on is high, and the installation is swift convenient, also be convenient for the user to inspect the tie point simultaneously, in addition bottom plate 200 does not have surface coating and handles, consequently need not to carry out the processing of local de-coating to bottom plate 200 during the connection, the efficiency of installation has been improved greatly, panel 100 need not to reserve the earthing lug in addition, consequently, the material cutting size of panel 100 can be reduced, effectively reduce cooking device's cost.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. Panel grounding device, characterized in that, includes:

a panel provided with a first terminal;

2. The panel grounding arrangement of claim 1, wherein: and connecting terminals are arranged at two ends of the lead, and the first terminal and the second terminal are respectively connected with the corresponding connecting terminals.

3. The panel grounding arrangement of claim 2, wherein: the connecting terminal is provided with a socket, and the first terminal is provided with a plug-in part matched with the socket.

4. The panel grounding arrangement of claim 3, wherein: the end part of the insertion part is provided with a guide-in end.

5. The panel grounding arrangement of claim 3, wherein: the plug-in connection part is provided with a limiting hole, and the connecting terminal is provided with a limiting block matched with the limiting hole.

6. The panel grounding arrangement of claim 5, wherein: the limiting hole is arranged in the middle of the inserting part.

7. The panel grounding arrangement of claim 2, wherein: the first terminal is provided with a stop edge matched with the end part of the connecting terminal.

8. The panel grounding arrangement of any one of claims 1 to 7, wherein: the first terminal and the panel are integrally formed.

9. The panel grounding arrangement of claim 8, wherein: the first terminal is disposed at a lower end of the panel.

10. Cooking appliance, characterized in that it comprises a panel grounding device according to any one of claims 1 to 9.