CN209857139U - Switch box structure for range hood - Google Patents
Switch box structure for range hood Download PDFInfo
- Publication number
- CN209857139U CN209857139U CN201920147090.5U CN201920147090U CN209857139U CN 209857139 U CN209857139 U CN 209857139U CN 201920147090 U CN201920147090 U CN 201920147090U CN 209857139 U CN209857139 U CN 209857139U
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- CN
- China
- Prior art keywords
- switch box
- box body
- range hood
- convex edge
- circuit board
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims 1
- 241000238631 Hexapoda Species 0.000 description 7
- 239000010865 sewage Substances 0.000 description 5
- 239000000779 smoke Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses a switch box structure for range hood, include: the switch box body is opened at one side to form an opening; the switch box cover is arranged on the switch box body in a covering mode and used for sealing the opening; the circuit board is arranged on the inner wall of the switch box body, and the circuit board is arranged in the switch box body and is abutted against the elastic structure to be in interference fit with the elastic structure. The structure is simple, the operation performance of the product can be effectively improved, and the use experience of a user is further improved.
Description
Technical Field
The utility model relates to a kitchen electricity technical field especially relates to a switch box structure for range hood.
Background
The range hood has become one of indispensable kitchen household electrical appliances in modern families, and the operability, luminance etc. of the switch control panel of range hood directly influence user's use experience, therefore the waterproof, grease proofing, protection against insects of switch box subassembly structure are especially important.
In the related technology, the switch board mostly adopts the back or the lateral part to open and has the outlet, and outlet opening size is great, and the greasy dirt of range hood, sewage and insect when wasing get into the switch box very easily, and then lead to PCB board damage in the switch box subassembly, influence the reliability of range hood operation. And the assembly of the existing switch board is very inconvenient, and the assembly efficiency of the product is greatly influenced.
Disclosure of Invention
The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a switch box structure for range hood, its simple structure can effectively improve the operating performance of product, and then improves user experience.
The above purpose is realized by the following technical scheme:
a switch box structure for a range hood, comprising:
the switch box body is opened at one side to form an opening;
the switch box cover is arranged on the switch box body in a covering mode and used for sealing the opening;
the circuit board is arranged on the inner wall of the switch box body, and the circuit board is arranged in the switch box body and is abutted against the elastic structure to be in interference fit with the elastic structure.
In some embodiments, the elastic structure includes elastic supporting members respectively disposed at both sides of an inner wall of the switch box body.
In some embodiments, the elastic support has a wavy cross-section.
In some embodiments, the interference between the circuit board and the elastic structure is 0.3mm to 1.5 mm.
In some embodiments, a first convex edge extending towards the switch box cover direction is arranged on the switch box body and on the outer edge of the opening, a second convex edge extending towards the switch box cover direction is arranged on the outer side of the first convex edge, and a first sealing groove is formed between the first convex edge and the second convex edge;
the outer edge of switch box cover be provided with on the switch box cover towards the protruding edge of third that the switch box body direction extends, the protruding edge of third is embedded into first seal groove the inside.
In some embodiments, a fourth convex edge extending towards the switch box body direction is arranged on the switch box cover and on the inner side of the third convex edge, a second sealing groove is formed between the third convex edge and the fourth convex edge, and the first convex edge is embedded into the second sealing groove.
In some embodiments, a plurality of clamping grooves are arranged on the first convex edge at intervals, a plurality of buckles are arranged on the third convex edge at intervals, and each buckle is clamped with the corresponding clamping groove.
In some embodiments, a water retaining rib extending towards the outside is arranged on the switch box body at the outer edge of the opening.
In some embodiments, a wire outlet is formed at a connection position of the switch box body and the switch box cover, the electric wire of the circuit board extends out through the wire outlet, and a sealing member is arranged between the electric wire of the circuit board and the inner wall of the wire outlet.
In some embodiments, a pressing rib is disposed on an inner wall of the outlet for pressing the wires of the circuit board.
Compared with the prior art, the utility model, following effect has at least:
1. the utility model discloses range hood's switch box structure, its simple structure can effectively improve the operating performance of product, and then improves the user and uses experience.
2. Its easy dismounting has still further promoted the sealing performance of product simultaneously for the product has more market competition.
Other advantageous results of the invention will be described in the detailed description with reference to the drawings.
Drawings
Fig. 1 is a schematic structural diagram of a switch box structure in an embodiment of the present invention;
fig. 2 is an exploded schematic view of the switch box structure in the embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of a switch box structure in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a switch box body in the embodiment of the present invention;
fig. 5 is a schematic structural diagram of the switch box cover in the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The first embodiment is as follows: as shown in fig. 1 to 4, the present embodiment provides a switch box structure for a range hood, including: the switch box body 1 is opened at one side of the switch box body 1 to form an opening 11; the switch box cover 2 is arranged on the switch box body 1 in a covering mode and used for sealing the opening 11; and the circuit board 3 is provided with an elastic structure 4 on the inner wall of the switch box body 1, and the circuit board 3 is installed in the switch box body 1 and is abutted on the elastic structure 4 to be in interference fit with the elastic structure 4.
The switch box structure of the range hood of the embodiment comprises a switch box body 1, a switch box cover 2 and a circuit board 3, wherein the switch box cover 2 is arranged on the switch box body 1 to form a sealed containing cavity, the circuit board 3 is fixedly arranged in the containing cavity to separate the circuit board 3 from the external environment, so that external sewage, oil smoke and insects are prevented from entering the containing cavity through an assembly gap to damage the circuit board 3, the circuit board 3 cannot be normally used, the switch box structure has the functions of water resistance, oil resistance and insect prevention, the safety and the reliability of a product are improved, the service life of the product can be prolonged, an elastic structure 4 is arranged on the inner wall of the switch box body 1, the elastic structure 4 is in interference fit with one side of the circuit board 3, the other side of the circuit board 3 is tightly attached to the switch box cover 2 so as to fixedly install the circuit board 3 in the, and further, the sensitivity and stability of the operation of the device are improved, so that the device has good user experience.
Further, the elastic structure 4 includes elastic supporting members 41 respectively disposed on two sides of the inner wall of the switch box body 1, and the structure is simple, so that the elastic supporting members 41 can tightly mount the circuit board 3 in the switch box structure.
Preferably, the cross section of the elastic support 41 is wavy, and the design is reasonable, so that the tightening effect of the elastic structure 4 can be further improved.
Specifically, the interference magnitude between the circuit board 3 and the elastic structure 4 is 0.3mm to 1.5mm, the design is reasonable, and the circuit board 3 can be conveniently installed in the switch box body 1.
In this embodiment, a plurality of elastic supporting members 41 are distributed at intervals on the upper end of the inner wall of the switch box body 1, the cross section of each elastic supporting member 41 is in a wave shape, two ends of each elastic supporting member 41 are fixedly installed on the inner wall of the switch box body 1, the middle of each elastic supporting member 41 is movably connected to enable the elastic supporting members 41 to be in interference fit with the circuit board 3, the interference magnitude between the circuit board 3 and the elastic structure 4 is 0.3mm to 1.5mm, a suitable interference magnitude can be selected according to actual needs, and the range hood of this embodiment is preferably selected to be 0.8 mm. When the switch box cover 2 and the circuit board 3 are deviated in position, the elastic support member 41 has a certain elasticity, and the elastic support member 4 is elastically deformed properly, so that the circuit board 3 can be firmly installed on the range hood.
Preferably, a first convex edge 12 extending towards the switch box cover 2 is arranged on the switch box body 1 at the outer edge of the opening 11, a second convex edge 13 extending towards the switch box cover 2 is arranged at the outer side of the first convex edge 12, and a first sealing groove is formed between the first convex edge 12 and the second convex edge 13; be provided with the protruding edge 21 of the third that extends towards switch box body 1 direction on switch box cover 2, the protruding edge 21 of third imbeds first seal groove the inside, its simple structure can prevent effectively that oil smoke, sewage or insect animal etc. from getting into switch box body 1 through the assembly gap in, and then influencing circuit board 3's normal use on switch box cover 2.
Preferably, a fourth convex edge 22 extending towards the switch box body 1 is arranged on the switch box cover 2 and on the inner side of the third convex edge 21, a second sealing groove is formed between the third convex edge 21 and the fourth convex edge 22, and the first convex edge 11 is embedded into the second sealing groove, so that the safety and the sealing performance of a product can be effectively improved.
Furthermore, a plurality of clamping grooves 15 are arranged on the first convex edge 12 and are distributed at intervals, a plurality of buckles 24 are arranged on the third convex edge 21 and are distributed at intervals, each buckle 24 is connected with the corresponding clamping groove 15 in a clamped mode, the structure is simple, the dismounting is convenient, and the sealing performance of the product is further improved.
Particularly, the outer edge of the opening 11 and the switch box body 1 are provided with supporting water retaining ribs 16 extending towards the outer side, the structure is simple, and oil smoke and sewage can be effectively intercepted.
In this embodiment, a first protrusion edge 12 extending toward the switch case cover 2 is formed on the sidewall of the switch case body 1, the first protrusion edge 12 extends along the circumferential direction of the switch case body 1, a second protrusion edge 13 extending toward the switch case cover 2 is formed at an interval outside the first protrusion edge 12, a first sealing groove is formed between the first protrusion edge 12 and the second protrusion edge 13, a third protrusion edge 21 extending toward the switch case body 1 is formed on the sidewall of the switch case cover 2, the third protrusion edge 21 extends along the circumferential direction of the switch case cover 2, the third protrusion edge 21 is embedded in the first sealing groove, a fourth protrusion edge 22 extending toward the switch case body 1 is formed at an interval outside the third protrusion edge 21, a second sealing groove is formed between the third protrusion edge 21 and the fourth protrusion edge 22, the first protrusion edge 12 is embedded in the second sealing groove, so as to form a labyrinth structure, such that the switch case structure has a waterproof function, The oil-proof and insect-proof functions effectively improve the sealing performance of the switch box structure and can prevent the circuit board 3 from being influenced or damaged by the external environment.
Specifically, a wire outlet 5 is formed in the connection position of the switch box body 1 and the switch box cover 2, the electric wire of the circuit board 3 extends out through the wire outlet 5, and a sealing element 6 is arranged between the electric wire of the circuit board 3 and the inner wall of the wire outlet 5, so that the insect prevention purpose can be effectively achieved, and the reliability of the product is further improved.
Particularly, the inner wall of the outlet 5 is provided with a pressing rib 51 for pressing the electric wire of the circuit board 3, the design is reasonable and ingenious, the sealing element 6 can be tightly pressed on the periphery of the electric wire of the circuit board 3, and the sealing performance of the switch box structure is further improved.
In this embodiment, the connection between the switch box body 1 and the switch box cover 2 is provided with an outlet 5, the outlet 5 can be arranged at one side of the switch box structure, but can of course also be provided on the opposite side thereof or on both sides of the switch box structure, be provided with sealing member 6 between the electric wire of circuit board 3 and the inner wall of outlet 5, the electric wire of circuit board 3 wears to locate and stretches out after outlet 5, line ball rib 51 extrusion sealing member 6 on the 5 inner walls of outlet, line ball rib 51 is through sealing member 6 closely compress tightly the electric wire of circuit board 3 in order to prevent that oil smoke, sewage or insect class animal etc. from getting into switch box body 1 through the assembly gap of outlet 5, sealing member 6 of this embodiment adopts sponge or other more suitable porous elastic material, so can further improve the sealing performance and the assembly efficiency of product. The mounting seats are symmetrically arranged on two sides of the switch box body 1, the switch box body 1 and the switch box cover 2 are buckled together to form a whole and then are fixedly mounted on the range hood through the mounting seats, the connection is convenient and quick, and the connection reliability is guaranteed.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. The utility model provides a switch box structure for range hood which characterized in that includes:
the switch box body (1), wherein one side of the switch box body (1) is opened to form an opening (11);
the switch box cover (2) is covered on the switch box body (1) and used for sealing the opening (11);
the circuit board (3) is provided with an elastic structure (4) on the inner wall of the switch box body (1), and the circuit board (3) is installed in the switch box body (1) and is abutted against the elastic structure (4) and is in interference fit with the elastic structure (4).
2. The switch box structure for a range hood according to claim 1, wherein the elastic structure (4) comprises elastic supporting members (41) respectively disposed on two sides of the inner wall of the switch box body (1).
3. The switch box structure for range hood according to claim 2, wherein the cross section of the elastic support (41) is wavy.
4. The switch box structure for a range hood according to claim 1, wherein an interference between the circuit board (3) and the elastic structure (4) is 0.3mm to 1.5 mm.
5. The switch box structure for the range hood according to claim 1, wherein a first convex edge (12) extending towards the switch box cover (2) is arranged on the switch box body (1) at the outer edge of the opening (11), a second convex edge (13) extending towards the switch box cover (2) is arranged at the outer side of the first convex edge (12), and a first sealing groove is formed between the first convex edge (12) and the second convex edge (13);
the outer edge of switch lid (2) be provided with on switch lid (2) towards the protruding edge (21) of third that switch box body (1) direction extends, protruding edge (21) of third are embedded into first seal groove the inside.
6. The switch box structure for the range hood according to claim 5, wherein a fourth convex edge (22) extending towards the switch box body (1) is arranged on the switch box cover (2) and inside the third convex edge (21), a second sealing groove is formed between the third convex edge (21) and the fourth convex edge (22), and the first convex edge (12) is embedded into the second sealing groove.
7. The switch box structure for the range hood according to claim 5, wherein a plurality of clamping grooves (15) are arranged on the first convex edge (12) at intervals, a plurality of buckles (24) are arranged on the third convex edge (21) at intervals, and each buckle (24) is clamped with the corresponding clamping groove (15).
8. The switch box structure for the range hood according to claim 5, wherein a supporting water blocking rib (16) extending towards the outside is arranged on the switch box body (1) and at the outer edge of the opening (11).
9. The switch box structure for the range hood according to claim 1, wherein a wire outlet (5) is formed at a connection position of the switch box body (1) and the switch box cover (2), wires of the circuit board (3) extend outwards through the wire outlet (5), and a sealing member (6) is arranged between the wires of the circuit board (3) and an inner wall of the wire outlet (5).
10. The switch box structure for range hood according to claim 9, wherein a pressing rib (51) is provided on the inner wall of the outlet (5) for pressing the wires of the circuit board (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920147090.5U CN209857139U (en) | 2019-01-25 | 2019-01-25 | Switch box structure for range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920147090.5U CN209857139U (en) | 2019-01-25 | 2019-01-25 | Switch box structure for range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209857139U true CN209857139U (en) | 2019-12-27 |
Family
ID=68931114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920147090.5U Active CN209857139U (en) | 2019-01-25 | 2019-01-25 | Switch box structure for range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209857139U (en) |
-
2019
- 2019-01-25 CN CN201920147090.5U patent/CN209857139U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |