CN215765788U - Protective cover of multifunctional fan heater control circuit board - Google Patents
Protective cover of multifunctional fan heater control circuit board Download PDFInfo
- Publication number
- CN215765788U CN215765788U CN202121463933.6U CN202121463933U CN215765788U CN 215765788 U CN215765788 U CN 215765788U CN 202121463933 U CN202121463933 U CN 202121463933U CN 215765788 U CN215765788 U CN 215765788U
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- circuit board
- control circuit
- arch
- casing
- protective cover
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Abstract
The utility model discloses a protective cover of a control circuit board of a multifunctional fan heater, which comprises a shell, wherein a hot air assembly and the control circuit board are arranged in the shell, a cover plate is arranged on the shell, an air outlet is arranged on the cover plate, the protective cover is detachably arranged on the shell, an installation cavity is formed between the protective cover and the shell, the control circuit board is arranged in the installation cavity, the protective cover is used for protecting the control circuit board, the protective cover can play a role in protecting the control circuit board inside, the control circuit board can be prevented from being exposed, the electronic element is prevented from being damaged due to mistaken collision when other parts are assembled or disassembled, and the influence on the normal operation of the electronic element due to the piling of dust can be avoided.
Description
Technical Field
The utility model relates to the technical field of warm air blowers, in particular to a protective cover of a control circuit board of a multifunctional warm air blower.
Background
The fan heater is a device capable of generating warm air as the name implies, and generally has a maximum temperature of about 40 ℃, and comprises three parts of heating, air blowing, temperature control and air blowing protection. With the further improvement of the requirements of home decoration, the usage amount of the fan heater is greatly increased. The fan heater drives the impeller to rotate at a high speed through the motor, the motor and the impeller are arranged in the fan volute, the impeller drives airflow to flow directionally, the airflow flows out at a high speed through an outlet of the fan volute and is blown to the PCT heating assembly through the air guide channel, and then the flowing air is heated while passing through the PCT, so that the blown air is heated as hot air.
In the prior art, the control circuit board is usually installed in a shell of the fan heater in an exposed state, electronic elements on the control circuit board are easily mistakenly touched to cause damage when other parts are assembled or disassembled, and dust is easily piled on the control circuit board to influence the normal operation of the electronic elements.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model relates to a protective cover of a control circuit board of a multifunctional fan heater, which has a simple and reliable structure, effectively solves the technical problems, is suitable for popularization and application, and is realized by the following technical scheme:
the utility model provides a multi-functional electric fan heater control circuit board's safety cover, includes the casing, install warm braw subassembly, control circuit board in the casing, install the apron on the casing, be equipped with the air outlet on the apron, still include the safety cover, the safety cover is detachable install on the casing and with the casing between form the installation cavity, control circuit board installs in the installation cavity, the safety cover is used for protecting control circuit board.
On the basis of the above scheme and as a preferable scheme of the scheme: be equipped with first arch, second arch, third arch and fourth arch on the bottom surface of casing, first arch sets up in the bellied left and right sides of third with the protruding symmetry of second, the fourth arch sets up in the bellied front side of third, first arch, second arch, third arch and the protruding combination of fourth form half return font structure and form with safety cover base shape assorted spacing groove, trailing flank and casing laminating when the spacing inslot is placed to the safety cover.
On the basis of the above scheme and as a preferable scheme of the scheme: the first arch of casing extends to the side of casing from the bottom surface department of casing and forms L shape structure, the bellied shape of second is the same with first arch, the left and right sides face of safety cover is laminated with first arch and second arch respectively.
On the basis of the above scheme and as a preferable scheme of the scheme: the left side and the right side of the protective cover are symmetrically provided with mounting holes, the bottom surface of the shell is provided with a support post corresponding to the mounting holes, threaded holes are formed in the support post, screws are inserted into the mounting holes, and the screws penetrate through the mounting holes and are in threaded connection with the threaded holes.
On the basis of the above scheme and as a preferable scheme of the scheme: the top of safety cover is equipped with first through wires hole.
On the basis of the above scheme and as a preferable scheme of the scheme: the left side and the right side of the protective cover are symmetrically provided with second threading holes.
Compared with the prior art, the utility model has the outstanding and beneficial technical effects that:
1. after the control circuit board is fixedly installed, the protective cover can be installed, the protective cover can play a role in protecting the control circuit board inside, the control circuit board can be prevented from being exposed, so that the electronic element is prevented from being damaged due to mistaken collision when other parts are assembled or disassembled, the influence on the normal operation of the electronic element caused by dust piling can also be avoided, the protective cover is installed and fixed through the screw, the disassembly and the assembly are convenient, the quick disassembly and the assembly can be realized, and the later maintenance is more convenient;
2. insert the limiting groove with the bottom of safety cover earlier during installation safety cover and carry out preliminary location, the trailing flank and the casing laminating of safety cover this moment, the base then block is at the limiting groove, is difficult for rocking, can make mounting hole and screw hole align after putting into the limiting groove with the safety cover, the follow-up screw of packing into of being convenient for increases the installation effectiveness.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the housing;
FIG. 3 is a schematic view of the boot installation;
fig. 4 is a schematic view of the protective cover.
Detailed Description
In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments, however, the specific embodiments and embodiments described below are only for illustrative purposes and are not intended to limit the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the directions or positional relationships shown in fig. 2, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present application, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated.
As shown in fig. 1-4, the present invention relates to a protective cover for a control circuit board of a multifunctional fan heater, which comprises a casing 1, wherein a heater assembly (not shown in the figure) and a control circuit board 2 are installed in the casing 1, the control circuit board 2 is used for controlling the operation of the heater assembly, a cover plate 3 is installed on the casing 1, an air outlet is formed on the cover plate 3, and the installation of the heater assembly and the control circuit board 2 is the prior art, which is not further described in detail, the present invention further comprises a protective cover 4, the protective cover 4 is an integrally formed plastic part, which has a stable structure and a low cost, the protective cover 4 is detachably installed on the casing 1 and forms an installation cavity with the casing 1, the control circuit board 2 is located in the installation cavity, specifically, the left and right sides of the protective cover 4 are symmetrically provided with installation holes 5, the bottom surface of the casing 1 is provided with pillars 6 corresponding to the installation holes 5, be equipped with the screw hole in the pillar 6, 5 interpolations in mounting hole are equipped with the screw (not shown in the figure), the screw pass behind the mounting hole 5 with screw hole threaded connection, can install safety cover 4 behind the fixed mounting control circuit board 2, safety cover 4 can play the guard action to inside control circuit board 2, can avoid control circuit board 2 to be and expose the state, thereby it is impaired to be bumped by the mistake when avoiding assembling or dismantling other spare parts, also can avoid the dust to pile crowded and influence electronic component normal operating, it is all comparatively convenient to install fixedly make the dismouting to safety cover 4 through the screw, can realize quick assembly disassembly, later maintenance is more convenient.
Considering that the hole positions are not easy to align when the protective cover 4 is installed, the installation efficiency is affected, further, a first bulge 7, a second bulge 8, a third bulge 9 and a fourth bulge 10 are arranged on the bottom surface of the shell 1, the first bulge 7 and the second bulge 8 are symmetrically arranged on the left side and the right side of the third bulge 9, the fourth bulge 10 is arranged on the front side of the third bulge 9, the first bulge 7, the second bulge 8, the third bulge 9 and the fourth bulge 10 are combined to form a half-square-shaped structure and form a limiting groove 11 matched with the shape of the bottom side of the protective cover 4, the bottom end of the protective cover 4 is firstly inserted into the limiting groove 11 for preliminary positioning when the protective cover 4 is installed, the rear side surface of the protective cover 4 is attached to the shell 1, the bottom side is clamped in the limiting groove 11, the protective cover is not easy to shake, and the installation hole 5 can be aligned with the threaded hole after the protective cover 4 is placed into the limiting groove 11, the subsequent screw of packing into of being convenient for increases the installation effectiveness.
In this embodiment, it is further preferred that the first protrusion 7 of the housing 1 extends from the bottom surface of the housing 1 to the side surface of the housing 1 to form an L-shaped structure, the shape of the second protrusion 8 is the same as that of the first protrusion 7, the front left and right side surfaces of the protective cover 4 placed in the limiting groove 11 are respectively attached to the first protrusion 7 and the second protrusion 8 and are placed downwards, and the protective cover 4 is guided by the first protrusion 7 and the second protrusion 8 and is more easily placed in the limiting groove 11.
Further, the top of safety cover 4 is equipped with first through wires hole 12, the left and right sides symmetry of safety cover 4 is equipped with second through wires hole 13, and the setting of through wires hole is used for passing the wire, can be according to the interlude direction of actual installation overall arrangement demand adjustment wire.
It should be noted that the technical features of the threaded connection, the control circuit board, etc. related to the present patent application should be regarded as the prior art, and the specific structure, the operation principle, and the control manner and the spatial arrangement manner that may be related to these technical features are conventional in the art, and should not be regarded as the inventive points of the present patent, and the present patent is not further specifically described in detail.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes in structure, shape and principle of the utility model should be covered by the protection scope of the utility model.
Claims (6)
1. The utility model provides a multi-functional electric fan heater control circuit board's safety cover, includes the casing, install warm braw subassembly, control circuit board in the casing, install the apron on the casing, be equipped with air outlet, its characterized in that on the apron: still include the safety cover, the safety cover is detachable install on the casing and with form the installation cavity between the casing, control circuit board installs in the installation cavity, the safety cover is used for protecting control circuit board.
2. The protection cover of the control circuit board of the multifunctional warm air blower according to claim 1, characterized in that: be equipped with first arch, second arch, third arch and fourth arch on the bottom surface of casing, first arch sets up in the bellied left and right sides of third with the protruding symmetry of second, the fourth arch sets up in the bellied front side of third, first arch, second arch, third arch and the protruding combination of fourth form half return font structure and form with safety cover base shape assorted spacing groove, trailing flank and casing laminating when the spacing inslot is placed to the safety cover.
3. The protection cover of the control circuit board of the multifunctional warm air blower according to claim 2, characterized in that: the first arch of casing extends to the side of casing from the bottom surface department of casing and forms L shape structure, the bellied shape of second is the same with first arch, the left and right sides face of safety cover is laminated with first arch and second arch respectively.
4. The protection cover of the control circuit board of the multifunctional warm air blower according to claim 1, characterized in that: the left side and the right side of the protective cover are symmetrically provided with mounting holes, the bottom surface of the shell is provided with a support post corresponding to the mounting holes, threaded holes are formed in the support post, screws are inserted into the mounting holes, and the screws penetrate through the mounting holes and are in threaded connection with the threaded holes.
5. The protection cover of the control circuit board of the multifunctional warm air blower according to claim 1, characterized in that: the top of safety cover is equipped with first through wires hole.
6. The protection cover of the control circuit board of the multifunctional warm air blower according to claim 1, characterized in that: the left side and the right side of the protective cover are symmetrically provided with second threading holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121463933.6U CN215765788U (en) | 2021-06-29 | 2021-06-29 | Protective cover of multifunctional fan heater control circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121463933.6U CN215765788U (en) | 2021-06-29 | 2021-06-29 | Protective cover of multifunctional fan heater control circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215765788U true CN215765788U (en) | 2022-02-08 |
Family
ID=80102892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121463933.6U Active CN215765788U (en) | 2021-06-29 | 2021-06-29 | Protective cover of multifunctional fan heater control circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215765788U (en) |
-
2021
- 2021-06-29 CN CN202121463933.6U patent/CN215765788U/en active Active
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