CN209782998U - Installing support and electric fan heater of control circuit board for electrical apparatus - Google Patents

Abstract

the utility model relates to a control circuit board's for electrical apparatus installing support and electric fan heater, this installing support are equipped with the fixed subassembly of first fixed subassembly and second, and first fixed subassembly is connected with one of the backshell or the preceding shell of electrical apparatus, and the fixed subassembly of second is connected with the center of electrical apparatus. The fixed direction of installing support is parallel with the air-out direction of electric fan heater, and the installing support is equipped with the fixed subassembly of first fixed subassembly and the fixed subassembly of second that upwards extends, and first fixed subassembly is used for being connected with the backshell of electric fan heater, and the fixed subassembly of second is used for being connected with the center of electric fan heater. The utility model utilizes the fixing mode that the mounting bracket is parallel to the air outlet direction, which is beneficial to reducing the difficulty of after-sale maintenance under the condition that the rear shell and the middle frame are integrated, and the fixing mode is firmer; the circuit board module with the touch function is placed at one end far away from the heating source, so that the service life of the circuit board module is prolonged.

Description

Installing support and electric fan heater of control circuit board for electrical apparatus

Technical Field

The utility model relates to a control circuit board's for electrical apparatus installing support, in particular to electric fan heater control circuit board's installing support and electric fan heater.

background

The common fan heater utilizes the fan to blow air to the heating body, converts the air of the heating body into warm air and blows the warm air out of the air outlet, thereby directly heating people or other objects at the air outlet. The fan heater has the advantages of simple structure, lower cost, small volume, light weight, free movement, fashionable appearance, energy conservation and power conservation, thus being deeply loved by consumers.

In the prior art, a warm air blower mainly has three control modes, including a mechanical knob type, a mechanical button type and a touch type, the touch type warm air blower belongs to the mainstream control mode in the last 5 years, a control circuit board is usually connected on a middle frame of the warm air blower, a plurality of circuit boards are connected in parallel or in series, the fixing direction is vertical to the direction of an air outlet, the assembly is convenient, and the maintenance is simple; however, many existing fan heaters adopt a design that the middle frame and the rear shell are integrated and are not detachable, and the fixing direction of the circuit board is perpendicular to the direction of the air outlet, so that the assembly efficiency of the circuit board is influenced, and the difficulty of after-sale maintenance of the circuit board is increased.

In order to achieve convenient mounting and assembly of the circuit board, patent CN206582942U (document 1) discloses a technical solution of a fan heater with convenient assembly, which realizes mounting of the circuit board by fixing the circuit board on a mounting seat and connecting a front shell. However, the above scheme of document 1 still has many problems: firstly, the fixing direction of the circuit board in the document 1 is parallel to the air outlet direction, but the mounting seat is fixed with the front shell only through the mounting angle, the support is not stable and the fault is easy to occur; secondly, document 1 does not consider the heat-resistant requirements of different modules on the circuit board, which may affect the service life of the thermolabile modules.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a fan heater control circuit board that safe firm, each module life of assurance circuit board.

The technical scheme of the utility model is that: the utility model provides a control circuit board's installing support for electrical apparatus which characterized in that: the mounting bracket is provided with a first fixing component and a second fixing component, the first fixing component is connected with one of a rear shell or a front shell of the electric appliance, and the second fixing component is connected with a middle frame of the electric appliance.

Further, the installation and fixation direction of the first fixing component is the same as that of the second fixing component.

Furthermore, the installing support is two-sided formula circuit board frame or multiaspect formula circuit board frame, has the circuit board module that presses the function of touching and does not set up in the same side with the high circuit board module that generates heat.

Further, the installing support is two-sided circuit board frame, and it includes surface and the surface down facing, upward surface arrangement has the circuit board module that has according to the function of touching and the module in the high heat generation circuit board module, surface arrangement has the circuit board module that has according to the function of touching and the another in the high heat generation circuit board module towards the lower surface.

Further, the high-heating circuit board module comprises a wifi module, a resistor, and/or a high-heating module except the wifi module and the resistor.

Further, the first and second securing assemblies extend upwardly from the mounting bracket, downwardly from the mounting bracket, or upwardly from one another.

Further, the first fixing component and the second fixing component are one or a combination of bolts, nuts, buckles, rivets and bonding.

Furthermore, the first fixing component and the second fixing component both comprise screw holes; through the screw hole, first fixed subassembly with back shell or preceding shell pass through bolt nut or screwed connection, the second fixed subassembly with the center passes through bolt nut or screwed connection, and the locking direction of the bolt nut or the screw of first fixed subassembly, second fixed subassembly is the same.

Still relate to a fan heater, including preceding shell, center and the backshell that has the air-out surface, still include control circuit board and installing support, its characterized in that: the control circuit board mounting bracket is the mounting bracket of the control circuit board for the electrical appliance.

Furthermore, the installation and fixation direction of the first fixing component and the installation and fixation direction of the second fixing component are both parallel to the air outlet direction of the fan heater.

The utility model discloses following beneficial effect has: two mounting assemblies are adopted and are respectively connected with one of the rear shell/the front shell and the middle frame, so that the support stability is improved; furthermore, the fixing mode that the mounting and fixing direction of the mounting bracket is parallel to the air outlet direction is adopted, so that the difficulty of after-sale maintenance is reduced under the condition that the rear shell and the middle frame are integrated, for example, the operation space is not interfered by upper and lower heat radiating parts or heating parts when a bolt and a nut are disassembled; and the circuit board module with the touch function is further placed at one end, far away from the heating source, of the mounting bracket, so that the service life of the circuit board module is prolonged.

Drawings

FIG. 1 is a projection view of a control circuit board mounting bracket along an air outlet direction;

FIG. 2 is a top view of the control circuit board mounting bracket;

Fig. 3 is a perspective view of the control circuit board mounting bracket.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It should be noted that, the front shell of the electric appliance herein generally refers to a front surface portion of the casing of the electric appliance or a surface portion for realizing its main function, and in the electric appliances such as the warm air blower, the cold air blower, etc., the front shell is a casing portion having an air outlet surface. The rear case is another side case portion disposed opposite the front case.

Referring to fig. 1-2, a mounting bracket for a control circuit board of a fan heater is provided with a first fixing component 1 and a second fixing component 2 which extend upwards, wherein the first fixing component 1 is used for being connected with one of a rear shell or a front shell of the fan heater, and the second fixing component 2 is used for being connected with a middle frame of the fan heater. The installation and fixation direction of the first fixation assembly 1 is the same as the installation and fixation direction of the second fixation assembly 2, and more preferably: the fixed direction is parallel to the air outlet direction of the fan heater.

However, without being limited thereto, the first fixing member 1 and the second fixing member 2 may extend downward, and it is more preferable to adopt a design in which one extends upward and the other extends downward, which can more effectively avoid an interference operation when the bracket is installed and further improve the assembling efficiency.

The installing support is two-sided formula circuit board frame or multiaspect formula circuit board frame, preferably, the installing support is two-sided formula circuit board frame, and it includes upper surface and surface down, the circuit board install in on the installing support, specifically do: towards the upper surface arranged have according to the circuit board module of touching function (like touch or button) and set up high heat circuit board module towards the surface, high heat circuit board module includes wifi module, resistance and other electrical components and parts that have certain calorific capacity. Therefore, on one hand, the circuit board module with the touch function is provided with a control electronic component, and the working state and the service life of the electronic component are related to the ambient temperature; on the other hand, if the spring type key is adopted, the service life of the spring is closely related to the ambient temperature, so that the circuit board with the touch function is arranged at the end far away from the heat generating source.

Further, the solder-point surface of the circuit board is opposite to the upward-facing surface or the downward-facing surface of the circuit board mounting bracket.

Referring to fig. 3, further, the first fixing component 1 and the second fixing component 2 are one or more combinations of bolt-and-nut type, snap type, rivet type (such as with screw), bonding type, and the like. Preferably, first fixed subassembly 1 and the fixed subassembly 2 of second all contain the screw, through this screw, first fixed subassembly 1 with the backshell passes through bolt and nut or screwed connection, the fixed subassembly 2 of second with the center passes through bolt and nut or screwed connection, the locking direction of bolt and nut or screw is the air-out direction of electric fan heater.

Furthermore, the mounting bracket is made of flame-retardant materials.

A warm air blower comprises a front shell, a middle frame and a rear shell, wherein the middle frame and the rear shell are preferably integrally formed, and the warm air blower further comprises a circuit board and a circuit board mounting support.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims (10)

1. The utility model provides a control circuit board's installing support for electrical apparatus which characterized in that: the mounting bracket is provided with a first fixing component (1) and a second fixing component (2), the first fixing component (1) is connected with one of a rear shell or a front shell of the electric appliance, and the second fixing component (2) is connected with a middle frame of the electric appliance.

2. The mounting bracket of a control circuit board for electric appliances claimed in claim 1, wherein: the mounting and fixing direction of the first fixing component (1) is the same as that of the second fixing component (2).

3. The mounting bracket of a control circuit board for electric appliances according to claim 1 or 2, characterized in that: the installing support is two-sided formula circuit board frame or multiaspect formula circuit board frame, has the circuit board module and the high-heat-generation circuit board module that press the touch function and do not set up in the coplanar.

4. The mounting bracket of a control circuit board for electric appliances claimed in claim 3, wherein: the installing support is two-sided circuit board frame, and it includes upper surface and surface down, upward surface arrangement has the circuit board module that has according to touching the function and the module in the high heat generation circuit board module, downward surface arrangement has the circuit board module that has according to touching the function and another in the high heat generation circuit board module.

5. The mounting bracket of a control circuit board for electric appliances claimed in claim 4, wherein: the high-heating circuit board module comprises a wifi module, a resistor and/or a high-heating module except the wifi module and the resistor.

6. The mounting bracket of a control circuit board for electric appliances according to claim 1 or 2, characterized in that: the first fixing component (1) and the second fixing component (2) extend upwards from the mounting bracket, downwards from the mounting bracket, or upwards from one another and downwards from the mounting bracket.

7. The mounting bracket of a control circuit board for electric appliances claimed in claim 6, wherein: the first fixing component (1) and the second fixing component (2) are one or a combination of bolts, nuts, buckles, rivets and bonding.

8. The mounting bracket of a control circuit board for electric appliances claimed in claim 7, wherein: the first fixing component (1) and the second fixing component (2) both comprise screw holes; through the screw hole, first fixed subassembly (1) with back shell or preceding shell pass through bolt and nut or screwed connection, second fixed subassembly (2) with the center passes through bolt and nut or screwed connection, and the locking direction of bolt and nut or the screw of first fixed subassembly (1), second fixed subassembly (2) is the same.

9. The utility model provides a fan heater, is including preceding shell, center and the backshell that has the air-out surface, still includes control circuit board and installing support, its characterized in that: the mounting bracket for the control circuit board for the electric appliance is the mounting bracket for the control circuit board for the electric appliance in any one of claims 1 to 8.

10. The warm-air drier according to claim 9, wherein the mounting and fixing direction of the first fixing component (1) and the mounting and fixing direction of the second fixing component (2) are both parallel to the air-out direction of the warm-air drier.