CN210607043U

CN210607043U - Control panel

Info

Publication number: CN210607043U
Application number: CN201921588635.2U
Authority: CN
Inventors: 李东
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-05-22
Anticipated expiration: 2029-09-23

Abstract

The application relates to the field of control panel assembly parts, and provides a control panel which comprises a circuit board, a key assembly, a fixing frame, a sealing cover and a sealing cover, wherein the circuit board is provided with a plurality of button switches; the key assembly comprises a connecting piece and a plurality of keys, and the keys are respectively connected with the connecting piece; the fixing frame is used for mounting the key assembly and the circuit board, and the keys are arranged corresponding to the button switches; the sealing cover is sleeved on the circuit board; the sealing cover is buckled on one side of the fixing frame and forms a sealing space for accommodating the circuit board together with the sealing cover. Compared with the control panel in the prior art, the control panel has the advantages that as the plurality of keys are connected through the connecting piece, the keys can be completely assembled on the fixing frame at one time, so that the assembly efficiency is high; and the cover is equipped with the sealed cowling on the circuit board to form the confined space who holds the circuit board jointly with sealed lid, avoided this control panel to intake easily when using or steam leads to the problem that the circuit board damaged.

Description

Control panel

Technical Field

The application relates to control panel assembly part field especially relates to a control panel.

Background

The control panel regulates and controls the working state of the equipment through keys on the control panel, for example, household appliances such as electric cookers, coffee machines and the like which are common in life are provided, a plurality of keys are arranged on some control panels, and the equipment needs to be independently assembled one by one during assembly, so that the assembly efficiency is low; and the control panel among the prior art is with the button with the switch on the circuit board direct butt, lacks corresponding seal part, and easy into water or steam lead to the circuit board to damage when using.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application provides a control panel, so as to solve the problems that in the prior art, the assembly efficiency of the control panel key is low, the circuit board lacks a sealing part, and water or steam is easy to enter during use, so that the circuit board is damaged.

The application provides a control panel, which comprises a circuit board, a key assembly, a fixing frame, a sealing cover and a sealing cover;

the circuit board is provided with a plurality of button switches;

the key assembly comprises a connecting piece and a plurality of keys, and the keys are respectively connected with the connecting piece;

the fixed frame is used for mounting the key assembly and the circuit board, and the keys are arranged corresponding to the button switches;

the sealing cover is sleeved on the circuit board;

the sealing cover is buckled on one side of the fixing frame and forms a sealing space for accommodating the circuit board together with the sealing cover.

In one possible design, the circuit board is further provided with a display area;

the sealing cover is provided with an opening corresponding to the display area, and the opening is provided with a first sealing part abutted against the peripheral wall of the display area.

In one possible design, the seal cover is provided with an abutting portion that abuts against the seal cover, and the seal cover is provided with a second seal portion that abuts against the abutting portion.

In a possible design, the control panel further includes an outer cover, and the outer cover is buckled on the other side of the fixing frame;

the sealing cover is provided with a third sealing part abutted against the outer cover.

In one possible design, the fixing frame is respectively provided with a first mounting part and a second mounting part for mounting the sealing cover and the outer cover;

the sealing cover and the outer cover are respectively detachably mounted on the fixing frame.

In one possible design, one of the connecting piece and the fixing frame is provided with a positioning hole, and the other one of the connecting piece and the fixing frame is provided with a positioning column;

the connecting piece is arranged on the fixed frame in a mode that the positioning column is inserted into the positioning hole.

In one possible design, a plurality of groups of positioning columns and positioning holes are arranged, and the positioning columns are in interference fit with the positioning holes.

In one possible design, the key comprises a first pressing part and a second pressing part which are connected with each other;

the fixing frame is provided with a mounting hole for mounting the key, and a supporting column abutted against the key is arranged in the mounting hole;

when the first pressing part is pressed, the second pressing part extends out of the mounting hole around the rotating part of the supporting column;

when the second pressing part is pressed, the first pressing part extends out of the mounting hole around the rotating part of the supporting column.

In one possible design, the support post has an arcuate projection that abuts the key;

the key is provided with an arc-shaped concave part matched with the arc-shaped convex part.

In one possible design, the peripheral walls of the first pressing part and the second pressing part are respectively provided with a blocking edge;

the outer cover is provided with a through hole for installing the key, and the outer cover and the fixed frame are arranged at the through hole to form a containing groove for containing the blocking edge.

By combining the technical scheme, the beneficial effects of the method are analyzed as follows:

the control panel comprises a circuit board, a key assembly, a fixing frame, a sealing cover and a sealing cover, wherein the circuit board is provided with a plurality of button switches; the key assembly comprises a connecting piece and a plurality of keys, and the keys are respectively connected with the connecting piece; the fixing frame is used for mounting the key assembly and the circuit board, and the keys are arranged corresponding to the button switches; the sealing cover is sleeved on the circuit board; the sealing cover is buckled on one side of the fixing frame and forms a sealing space for accommodating the circuit board together with the sealing cover.

Compared with the control panel in the prior art, the control panel has the advantages that as the plurality of keys are connected through the connecting piece, the keys can be completely assembled on the fixing frame at one time, so that the assembly efficiency is high; and the cover is equipped with the sealed cowling on the circuit board to form the confined space who holds the circuit board jointly with sealed lid, avoided this control panel to intake easily when using or steam leads to the problem that the circuit board damaged.

Additional features and advantages of embodiments of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of embodiments of the present application. The objectives and other advantages of the embodiments of the application will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is an exploded view of a control panel provided in an embodiment of the present application;

fig. 2 is a longitudinal sectional view of a control panel provided in an embodiment of the present application;

FIG. 3 is an enlarged view of a portion of FIG. 2 at I;

fig. 4 is a schematic structural diagram of a key assembly according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of a fixing frame according to an embodiment of the present disclosure;

FIG. 6 is a cross-sectional view of a control panel provided in an embodiment of the present application;

fig. 7 is a partial enlarged view of the point i in fig. 6.

Reference numerals:

1-a key assembly;

11-key press;

111-a first pressing portion;

112-a second pressing portion;

113-an arcuate depression;

114-a ledge;

12-a connector;

121-positioning holes;

2-a fixing frame;

21-mounting holes;

22-a support column;

221-arc-shaped convex part;

23-a locating post;

24-a first mounting portion;

25-a second mounting portion;

3-a circuit board;

31-a push-button switch;

32-a display area;

4-sealing the cover;

41-a first seal;

42-a second seal;

43-a third seal;

5-sealing cover;

51-an abutment;

6-outer cover;

61-a through hole;

62-accommodating groove.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.

It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

The following describes a specific embodiment of the control panel according to the structure of the control panel provided in the embodiment of the present application.

Fig. 1 is an exploded view of a control panel provided in an embodiment of the present application; fig. 2 is a longitudinal sectional view of a control panel provided in an embodiment of the present application; FIG. 3 is an enlarged view of a portion of FIG. 2 at I; fig. 4 is a schematic structural diagram of a key assembly according to an embodiment of the present application; fig. 5 is a schematic structural diagram of a fixing frame according to an embodiment of the present disclosure; FIG. 6 is a cross-sectional view of a control panel provided in an embodiment of the present application; fig. 7 is a partial enlarged view of the point i in fig. 6.

As shown in fig. 1 to 7, the present embodiment provides a control panel, which includes a circuit board 3, a key assembly 1, a fixing frame 2, a sealing cover 4 and a sealing cover 5, wherein the circuit board 3 is provided with a plurality of button switches 31; the key assembly 1 comprises a connecting piece 12 and a plurality of keys 11, and the plurality of keys 11 are respectively connected with the connecting piece 12; the fixed frame 2 is used for mounting the key assembly 1 and the circuit board 3, and the keys 11 are arranged corresponding to the button switches 31; the sealing cover 4 is sleeved on the circuit board 3; the sealing cover 5 is buckled on one side of the fixing frame 2 and forms a sealing space for accommodating the circuit board 3 together with the sealing cover 4.

Compared with the control panel in the prior art, the control panel has the advantages that as the plurality of keys 11 are connected through the connecting pieces 12, the keys 11 can be completely assembled on the fixed frame 2 at one time, so that the assembly efficiency is high; moreover, the circuit board 3 is sleeved with the sealing cover 4, and the sealing cover 5 jointly form a sealing space for accommodating the circuit board 3, so that the problem that the circuit board 3 is damaged due to the fact that water or steam easily enters the control panel when the control panel is used is solved.

In an alternative of the present embodiment, the circuit board 3 is further provided with a display area 32, the seal cover 4 is provided with an opening corresponding to the display area 32, and a first seal portion 41 abutting against a peripheral wall of the display area 32 is provided at the opening.

Specifically, as shown in fig. 1 and 3, the opening corresponding to the display area 32 of the circuit board 3 is provided in the sealing cover 4, so that the sealing cover 4 can be prevented from affecting the display effect of the display area 32, and the first sealing portion 41 can seal the sealing cover 4 at the opening with the display area 32, so as to prevent water or water vapor from entering from the opening during use.

Of course, the opening and the first sealing portion 41 may not be provided, the sealing cover 4 may be directly covered on the display area 32, and the sealing cover 4 may be made of a transparent material, such as silicon gel, so as to achieve the waterproof sealing function without affecting the normal display function of the display area 32.

In an alternative of the present embodiment, the seal cover 5 is provided with an abutting portion 51 abutting against the seal cover 4, and the seal cover 4 is provided with the second seal portion 42 abutting against the abutting portion 51.

Specifically, as shown in fig. 3, the second seal portion 42 and the contact portion 51 can improve the connection sealing property between the seal cover 5 and the seal cover 4. The second sealing portion 42 may be specifically disposed on a peripheral wall of the sealing cover 4 that is open toward the sealing cover 5, so that the opening forms a notch shape, which can improve the wrapping effect of the sealing cover 4 on the circuit board 3, and further improve the stability of the sealing cover 4.

In an alternative of this embodiment, the control panel further includes an outer cover 6, the outer cover 6 is fastened to the other side of the fixing frame 2, and the sealing cover 4 is provided with a third sealing portion 43 abutting against the outer cover 6.

Specifically, as shown in fig. 3, the third seal portion 43 can improve the connection sealability between the seal cap 5 and the outer cap 6. The third sealing portion 43 may be disposed on the peripheral wall of the opening of the sealing cover 4 facing the outer cover 6, so that the opening forms a notch shape, and similarly, the effect of the sealing cover 4 on wrapping the circuit board 3 can be improved, and the stability of the sealing cover 4 in sleeving can be further improved.

In an alternative of the present embodiment, the fixing frame 2 is provided with a first mounting portion 24 and a second mounting portion 25 for mounting the sealing cover 5 and the outer cover 6, respectively, and the sealing cover 5 and the outer cover 6 are detachably mounted on the fixing frame 2, respectively.

Specifically, as shown in fig. 1 and 5, the sealing cover 5 and the outer cover 6 are detachably fastened to two sides of the fixing frame 2 through a first mounting portion 24 and a second mounting portion 25, respectively.

The first mounting portion 24 may be specifically configured as a clamping head located on the peripheral wall of the fixing frame 2, the sealing cover 5 is correspondingly provided with a clamping groove, and the sealing cover 5 is fastened to the fixing frame 2 in a manner that the clamping head is inserted into the clamping groove; the second mounting portion 25 may be specifically configured as a slot located on one side of the fixing frame 2, the outer cover 6 is provided with a plug, and the outer cover 6 is fastened to the fixing frame 2 in a manner that the plug is inserted into the slot.

The detachable connection mode of the sealing cover 5, the outer cover 6 and the fixing frame 2 has the advantages of simple structure and convenience in disassembly and assembly. Of course, other detachable connections, such as a threaded connection, may be provided.

In the alternative of this embodiment, one of the connecting member 12 and the fixing frame 2 is provided with a positioning hole 121, and the other is provided with a positioning post 23; the connecting member 12 is mounted on the fixing frame 2 in such a manner that the positioning post 23 is inserted into the positioning hole 121.

Specifically, as shown in fig. 4 and 5, the positioning hole 121 is disposed on the connecting member 12, and the positioning post 23 is disposed on the fixing frame 2. Set up foretell locating hole 121 and reference column 23, can play the beneficial effect of being convenient for to the counterpoint install key assembly 1 in mount 2, further improve assembly efficiency.

In an alternative of this embodiment, multiple sets of the positioning columns 23 and the positioning holes 121 are provided, and the positioning columns 23 are in interference fit with the positioning holes 121.

Set the reference column 23 and the locating hole 121 to interference fit, when the reference column 23 is inserted in the locating hole 121, rely on the interference value of the two, make elastic pressure produce between the two after the assembly to obtain the hookup of fastening, both improved the installation stability, on being fixed in mount 2 with connecting piece 12 again, avoid appearing when pressing one of them button 11, connecting piece 12 drives the condition that other button 11 are linked.

Moreover, can be with connecting piece 12 and button 11 integrative injection moulding process simple, low in process cost, production efficiency is high, and connecting piece 12 and button 11 all adopt comparatively hard thermosetting plastics to make this moment, at this moment, can adopt above-mentioned reference column 23 and locating hole 121 interference fit's mode to be fixed in on mount 2 with connecting piece 12, also can adopt other fixed mode to be fixed in on mount 2 with connecting piece 12 to prevent to appear when pressing one of them button 11, the condition that connecting piece 12 drove other button 11 linkages.

In an alternative of this embodiment, the key 11 includes a first pressing portion 111 and a second pressing portion 112 connected to each other, the holder 2 is provided with a mounting hole 21 for mounting the key 11, and a supporting column 22 abutting against the key 11 is provided in the mounting hole 21.

When the first pressing part 111 is pressed, the second pressing part 112 extends out of the mounting hole 21 around the rotating part of the supporting column 22; when the second pressing portion 112 is pressed, the first pressing portion 111 protrudes out of the mounting hole 21 around the rotating portion of the supporting post 22.

Specifically, as shown in fig. 4 and 5, the key 11 is provided as two pressing portions, and the first pressing portion 111 and the second pressing portion 112 can rotate around the supporting post 22 to press the push switch 31. Therefore, two button switches 31 can be correspondingly arranged on the circuit board 3, so that one button 11 can realize two regulation and control functions, the number of the arranged buttons 11 can be reduced, and the structure of the button assembly 1 can be simplified.

In an alternative of this embodiment, the support post 22 has an arc-shaped convex portion 221 abutting the key 11, and the key 11 has an arc-shaped concave portion 113 fitting the arc-shaped convex portion 221.

Specifically, as shown in fig. 6 and 7, the arc-shaped concave portion 113 is preferably set to be the same as the arc of the arc-shaped convex portion 221, such a structure can not only increase the contact area between the arc-shaped convex portion 221 and the key 11 and improve the installation stability of the two, but also make the key 11 more smoothly and stably rotate around the arc-shaped convex portion 221.

In an alternative of this embodiment, the first pressing portion 111 and the second pressing portion 112 are respectively provided with a blocking edge 114 at the peripheral wall thereof, the outer cover 6 is provided with a through hole 61 for mounting the key 11, and the outer cover 6 and the fixing frame 2 form a receiving groove 62 for receiving the blocking edge 114 at the through hole 61.

Specifically, as shown in fig. 4 and 7, when the key 11 rotates around the supporting pillar 22, the blocking edge 114 can move in the containing groove 62 and block the peripheral wall of the through hole 61 of the outer cover 6, so as to prevent the key 11 from rotating excessively, which results in torsional fracture at the connection between the key 11 and the connecting member 12.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A control panel, comprising:

a circuit board (3) provided with a plurality of push-button switches (31);

the key assembly (1) comprises a connecting piece (12) and a plurality of keys (11), and the keys (11) are respectively connected with the connecting piece (12);

the fixing frame (2) is used for mounting the key assembly (1) and the circuit board (3), and the key (11) is arranged corresponding to the button switch (31);

the sealing cover (4) is sleeved on the circuit board (3);

and the sealing cover (5) is buckled on one side of the fixing frame (2) and forms a sealing space for accommodating the circuit board (3) together with the sealing cover (4).

2. Control panel according to claim 1, characterized in that the circuit board (3) is further provided with a display area (32);

the seal cover (4) is provided with an opening corresponding to the display area (32), and a first seal portion (41) abutting against the peripheral wall of the display area (32) is provided at the opening.

3. The control panel according to claim 1, characterized in that the sealing cover (5) is provided with an abutting portion (51) abutting against the sealing cover (4), and the sealing cover (4) is provided with a second sealing portion (42) abutting against the abutting portion (51).

4. The control panel according to claim 1, characterized in that it further comprises an outer cover (6), said outer cover (6) being fastened to the other side of said fixing frame (2);

the seal cover (4) is provided with a third seal portion (43) which abuts against the outer cover (6).

5. The control panel according to claim 4, characterized in that the holder (2) is provided with a first mounting portion (24), a second mounting portion (25) for mounting the sealing cover (5), the outer cover (6), respectively;

the sealing cover (5) and the outer cover (6) are respectively detachably mounted on the fixing frame (2).

6. The control panel according to claim 1, characterized in that one of the connecting piece (12) and the fixing frame (2) is provided with a positioning hole (121), and the other is provided with a positioning post (23);

the connecting piece (12) is arranged on the fixed frame (2) in a mode that the positioning column (23) is inserted into the positioning hole (121).

7. The control panel according to claim 6, wherein a plurality of sets of the positioning posts (23) and the positioning holes (121) are provided, and the positioning posts (23) are in interference fit with the positioning holes (121).

8. Control panel according to claim 4, characterized in that the key (11) comprises a first pressing portion (111) and a second pressing portion (112) connected to each other;

the fixed frame (2) is provided with a mounting hole (21) for mounting the key (11), and a supporting column (22) abutted against the key (11) is arranged in the mounting hole (21);

when the first pressing part (111) is pressed, the second pressing part (112) extends out of the mounting hole (21) around the rotating part of the supporting column (22);

when the second pressing part (112) is pressed, the first pressing part (111) extends out of the mounting hole (21) around the rotating part of the supporting column (22).

9. Control panel according to claim 8, characterized in that the supporting column (22) has an arc-shaped projection (221) in abutment with the key (11);

the key (11) is provided with an arc-shaped concave part (113) matched with the arc-shaped convex part (221).

10. The control panel according to claim 9, wherein a blocking edge (114) is respectively arranged at the peripheral wall of the first pressing part (111) and the second pressing part (112);

the outer cover (6) is provided with a through hole (61) for installing the key (11), and the outer cover (6) and the fixing frame (2) form a containing groove (62) for containing the blocking edge (114) at the through hole (61).