Display screen touch switch electric control board and switch thereof

Abstract

The utility model discloses a display screen touch switch electric control board and a switch thereof, the display screen touch switch electric control board comprises a circuit board main body and a digital display board, the circuit board main body is a double-sided two-layer PCB board structure, the circuit board main body comprises a lead layer and an element layer, the front end of the circuit board main body is provided with the lead layer, and the rear end face of the circuit board main body is provided with the element layer; a digital display window is arranged in the middle of the circuit board body, a plurality of LED digital display lamp modules are arranged on the front end face of the digital display board, the digital display board only needs to be aligned to the digital display window in the middle of the rear end face of the circuit board body in the direction of the front end face to be closely attached at zero distance structurally, the display function and the control function are integrated on the electric control board, the structure is simple, assembly is faster, and the cost is lower. The water-proof and oil-proof cable has the advantages of synergistic effect, cost reduction, effective water resistance, oil resistance, small volume, light hand feeling and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of screen control, specifically is a screen touch switch electric control board and switch thereof. BACKGROUND

[0002] The existing electric boiler, electric bucket furnace, steam engine, rice steaming vehicle, seafood steaming cabinet, large pot stove, range hood, frying stove and other gas equipment generally have a hole in the switch panel, a spring is arranged in the panel hole as a switch key contact, and the commonly used starting switch, power switch or air volume switch are similar to mechanical switches. The mechanical switch realizes the functions of opening and closing by mechanical action, thereby achieving the function control of starting and stopping the gas appliance. However, the switch has a large volume, high production cost and low efficiency. Secondly, due to the large cavity area in the shell, it is difficult to achieve effective waterproofing and oil-proofing. Due to the special nature of the use environment of the gas appliance, there is a large amount of oil and salt in the high-temperature and high-humidity atmosphere. The mechanical switch has poor waterproofing and oil-proofing. Water, oil and salt can penetrate into the spring contact in the mechanical switch under high-temperature environment, causing oxidation and corrosion of the contact surface and causing the switch to fail. This results in poor service life and reliability of the mechanical switch, which is inconvenient for daily use of the electric appliance. At the same time, due to the poor waterproofing performance of the inner wall of the switch and the peripheral circuit board, water often leaks or seeps from this part after long-term use, resulting in wet conditions and easy occurrence of electric shock accidents. Therefore, the design of the existing switch cannot prevent water and oil stains, is extremely unsafe for long-term use, and affects the service life of the switch. CONTENT OF THE UTILITY MODEL

[0003] In order to solve the above technical difficulties, the utility model provides a screen touch switch electric control board and switch which are compact in structure, good in sealing, low in cost, high in production efficiency and safe and reliable.

[0004] The utility model solves the technical problems by adopting the following technical scheme:

[0005] A screen touch switch electric control board, comprising a circuit board main body and a digital display board, the circuit board main body is a double-sided two-layer PCB board structure, the circuit board main body comprises a wire layer and an element layer, the front end of the circuit board main body is provided with the wire layer, and the rear end surface of the circuit board main body is provided with the element layer.

[0006] The outer surface of the wire layer arranged at the front end of the circuit board main body is flat, and the element layer is electrically connected with the wire layer.

[0007] The circuit board body middle part is provided with a digital display window, the digital display board is consistent with the digital display window in size, a plurality of LED digital display lamp modules are arranged on the front end face of the digital display board corresponding to the digital display window, the digital display board and the LED digital display lamp modules on the digital display board are tightly and zero-distance adhered to be integrated along the direction of the front end face to the middle part of the rear end face of the circuit board body, and the digital display board is electrically connected with the circuit board body.

[0008] Preferably, the circuit board body rear end face element layer outer side is provided with an element soldering surface, and the element soldering surface is provided with a plurality of protruding arranged electronic elements.

[0009] The plurality of protruding arranged electronic elements of the element soldering surface are electrically connected with the wire layer.

[0010] Preferably, at least one touch hole for on-off control is arranged on the circuit board body, and a touch screen sensing metal ring electrically connected with the wire layer is sleeved in the inside of the diameter of the touch hole.

[0011] Preferably, a tightly adhered fully enclosed surface cover is arranged on the front end face of the circuit board body, the surface cover has a certain light transmission capacity, and various function icons for the user to see through the surface cover and to be convenient to control are respectively arranged on the top of each touch hole and the digital display window on the inside of the surface cover.

[0012] Preferably, an LED light transmission lamp for displaying the state of the key is mounted on the bottom end face side wall of the touch hole for on-off control arranged on the circuit board body, and a reflective film is arranged on the rear side of the LED light transmission lamp.

[0013] A kind of switch, the switch uses the above-mentioned one kind of screen touch switch electric control board.

[0014] Compared with the prior art, the beneficial effects of the present application are:

[0015] The utility model discloses a circuit board main part and digital display board zero distance close integratedly, and the positive end of circuit board main part is provided with wire layer, and the rear end face of circuit board main part is provided with element layer, the wire layer outside surface of the positive end of circuit board main part is smooth, and the element layer outside of the rear end face of circuit board main part is provided with element soldering tin face, and the element soldering tin face is provided with a plurality of electronic components arranged in convex, and the circuit board main part is provided with touch hole of operation control, and the touch hole diameter inside is provided with touch screen response metal ring electrically connected with wire layer, and the positive end face of circuit board main part is provided with close integrated full -enclosed face cover, and the face cover has the light transmission capacity, and the face cover is also provided with various function icons of being convenient for user to see and being convenient for control through the face cover on the top of each touch hole and digital display window on the inside corresponding circuit board main part, the utility model discloses the display function and control function are integrated in the electric control board, and only need to make digital display board zero distance close corresponding to the circuit board main part on the structure, and the structure is simple, and is more fast in assembly, realizes the digital and function's screen display by cheap PCB, realizes the more simple touch area, has the advantage of increasing efficiency and reducing cost, obtains high efficiency in assembly production, and can not need the outside fixed casing, and the integration is higher, and the development cycle is shorter, and convenient to use. Since digital display board is close zero distance to the circuit board main part, can reach effective waterproof, oil -proof effect, avoids the occurrence of water seepage, damp, electric leakage and other conditions, has small size, light feeling, low cost, and is low dynamic range touch operation, greatly improves the market competitiveness and reliability of product. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the front view of the utility model electric control board;

[0017] Figure 2 It is the front view structure of the utility model electric control board;

[0018] Figure 3 It is the rear view of the utility model electric control board;

[0019] Figure 4 It is the rear view structure of the utility model electric control board;

[0020] Figure 5 It is the electric control board and face cover disassembly schematic drawing of the utility model;

[0021] Figure 6 It is the finished product schematic drawing of the utility model electric control board and face cover combination.

CONCRETE EMBODIMENT

[0022] Clearly and completely describe the technical solutions in the embodiments of the present application in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.

[0023] Here, it should be noted that, in order to avoid obscuring the present application due to unnecessary details, only the structures and / or processing steps closely related to the scheme according to the present application are shown in the drawings, and other details not closely related to the present application are omitted.

[0024] Referring to Figures 1 to 4 As shown in the figure, a screen touch switch electric control board is applied to a screen touch switch of an electric appliance, comprising a circuit board body 1 and a digital display plate 2, the circuit board body 1 is a double-sided two-layer PCB board structure, the circuit board body 1 comprises a wire layer 11 and an element layer 12, the front end of the circuit board body 1 is provided with the wire layer 11, and the rear end surface of the circuit board body is provided with the element layer 12; the outer surface of the wire layer 11 arranged at the front end of the circuit board body is flat, and the element layer 12 is electrically connected with the wire layer 11; a digital display window 13 is formed in the middle part of the circuit board body 1, and the size of the digital display plate 2 is consistent with that of the digital display window 13; a plurality of LED digital display lamp modules 21 are arranged on the front end surface of the digital display plate 2 corresponding to the digital display window 13, the LED digital display lamp modules 21 are aligned with the digital display window 13 in the middle part of the rear end surface of the circuit board body 1 along the front end surface direction, and the two are closely attached to form an integral whole with zero distance, and the digital display plate 2 is electrically connected with the circuit board body 1.

[0025] An element soldering surface is arranged outside the element layer 12 of the rear end surface of the circuit board body 1, a plurality of protruding arranged electronic elements 120 are arranged on the element soldering surface, and the plurality of protruding arranged electronic elements arranged on the element soldering surface are electrically connected with the wire layer 11.

[0026] At least one or more touch holes 14 for on-off control are arranged on the circuit board body 1, and a touch screen sensing metal ring 3 electrically connected with the wire layer 11 is sleeved in the hole diameter of the touch hole 14.

[0027] Referring to Figures 5 to 6 As shown in the figure, a screen touch switch electric control board is applied to a screen touch switch of an electric appliance, comprising a circuit board body 1 and a digital display plate 2, the circuit board body 1 is a double-sided two-layer PCB board structure, the circuit board body 1 comprises a wire layer 11 and an element layer 12, the front end of the circuit board body 1 is provided with the wire layer 11, and the rear end surface of the circuit board body is provided with the element layer 12; the outer surface of the wire layer 11 arranged at the front end of the circuit board body is flat, and the element layer 12 is electrically connected with the wire layer 11; a digital display window 13 is formed in the middle part of the circuit board body 1, and the size of the digital display plate 2 is consistent with that of the digital display window 13; a plurality of LED digital display lamp modules 21 are arranged on the front end surface of the digital display plate 2 corresponding to the digital display window 13, the LED digital display lamp modules 21 are aligned with the digital display window 13 in the middle part of the rear end surface of the circuit board body 1 along the front end surface direction, and the two are closely attached to form an integral whole with zero distance, and the digital display plate 2 is electrically connected with the circuit board body 1.

[0028] The LED light transmission lamp 15 for displaying the state of the button is arranged on the bottom end face side wall of the touch hole 14 arranged on the circuit board body 1.

[0029] The utility model discloses a circuit board body 1 and digital display board 2 integral zero distance adhesion, the positive end of circuit board body 1 sets up wire layer 11, the back end face of circuit board body sets up element layer 12, the wire layer 11 outside surface of positive end of circuit board body 1 is smooth, and the back end face element layer 12 outside of circuit board body sets up element soldering tin face, and the element soldering tin face device has a plurality of convex arrangement's electronic components, and the circuit board body 1 is provided with the touch hole 14 of operation control, and the touch hole 14 hole diameter inside is equipped with the touch screen response metal ring 3 of electric connection with wire layer 11, and the smooth positive end face of circuit board body 1 sets up the full enclosed face cover 4 of close adhesion, and the face cover 4 has the light transmission capacity, and the face cover 4 still respectively is equipped with various functional icons of being convenient for user to see and being convenient for control through the face cover on the top of every touch hole 14 and digital display window 13 on the corresponding inside circuit board body 1, the utility model discloses the display function and control function integration in electric control board, only need to make digital display board 2 zero distance adhesion on circuit board body 1 on structure, simple structure, on assembly, more fast, make it utilize cheap PCB, and the digital and function screen display of realization are integrated, realize touch area more simple, have the advantage of increasing efficiency, reducing the cost, in assembly production get high efficiency, and can not need to use outside fixed casing, integrated higher, development cycle shorter, convenient to use, because digital display board 2 and face cover 4 close zero distance adhesion on the front and back side of circuit board body 1, its inside has no cavity, can reach effective waterproof, oil -proof effect simultaneously, avoid the occurrence of water seepage, damp, electric leakage etc., have small, light, low in cost, and for low dynamic range touch operation, greatly improve the market competitiveness and reliability of product.

[0030] The above-mentioned embodiments are only preferred embodiments of the utility model, and do not limit the implementation range of the utility model, and equivalent changes made according to the shape, structure and principle of the utility model should be covered in the protection range of the utility model.

Claims

1. A screen touch switch electric control board, characterized in that: comprising a circuit board body and a digital display board, the circuit board body is a double-sided two-layer PCB structure, the circuit board body comprises a wire layer and an element layer, the front end of the circuit board body is provided with the wire layer, and the rear end surface of the circuit board body is provided with the element layer; the outer surface of the wire layer arranged at the front end of the circuit board body is flat, and the element layer is electrically connected with the wire layer; a digital display window is formed in the middle of the circuit board body, the digital display board is the same size as the digital display window, a plurality of LED digital display lamp modules are arranged on the front end surface of the digital display board corresponding to the digital display window, the digital display board and the LED digital display lamp modules on the digital display board are tightly zero-distance attached to the middle of the rear end surface of the circuit board body along the direction of the front end surface, and the digital display board is electrically connected with the circuit board body.

2. The screen touch switch electric control panel according to claim 1, characterized in that, An element soldering surface is arranged outside the element layer of the rear end surface of the circuit board body, a plurality of protruding arranged electronic elements are mounted on the element soldering surface, and the plurality of protruding arranged electronic elements mounted on the element soldering surface are electrically connected with the wire layer.

3. The screen touch switch electric control panel according to claim 1, characterized in that, At least one touch hole for on-off control is arranged on the circuit board body, and a touch screen sensing metal ring electrically connected with the wire layer is sleeved in the touch hole.

4. The screen touch switch electric control panel according to claim 1, characterized in that, A tightly attached fully enclosed surface cover is arranged on the front end surface of the circuit board body, the surface cover has a certain light transmission capacity, and various function icons for users to see from the surface cover and to control are respectively arranged on the top of each touch hole and the digital display window on the inner side of the surface cover.

5. The screen touch switch electric control panel according to claim 3, characterized in that, An LED light transmission lamp for display is mounted on the bottom end surface side wall of the touch hole for on-off control arranged on the circuit board body, and a reflective film is arranged on the rear side of the LED light transmission lamp.

6. A switch, characterized by The switch adopts the screen touch switch electric control board according to any one of claims 1-5.

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