CN216744514U

CN216744514U - Power supply board mechanism and range hood

Info

Publication number: CN216744514U
Application number: CN202123304379.XU
Authority: CN
Inventors: 任富佳; 张玉; 陈志涛; 吕春明; 郁明跃; 余国成
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-14
Anticipated expiration: 2031-12-24

Abstract

The utility model provides a power panel mechanism and a range hood, and relates to the technical field of kitchen appliances, wherein the power panel mechanism comprises: the power supply board is connected to the insulating support, and the insulating support is connected in the junction box. The power panel is connected in the junction box through the insulating support, and no metal interferes with the power panel because no screw penetrates through the power panel.

Description

Power supply board mechanism and range hood

Technical Field

The utility model relates to the technical field of kitchen appliances, in particular to a power panel mechanism and a range hood.

Background

A junction box is connected to the shell of the range hood, a power panel is arranged in the junction box, the power panel is fixedly connected with the junction box through screws, and metal screws can interfere with the work of the power panel and affect the normal processing of signals of the power panel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a power panel mechanism and a range hood, and aims to solve the technical problem that a power panel in the conventional power panel mechanism is interfered by screws.

In a first aspect, an embodiment of the present invention provides a power strip mechanism, including: the power supply board is connected to the insulating support, and the insulating support is connected in the junction box.

Further, the power panel comprises a first edge and a second edge which are oppositely arranged;

the insulating support comprises a first support and a second support which are arranged at intervals, a first slot is formed in the first support, and a second slot is formed in the second support;

the first edge is connected with the first slot in an inserted mode, and the second edge is connected with the second edge in an inserted mode.

Furthermore, the opening parts of the first slot and the second slot are provided with guide grooves, and the width of each guide groove is gradually reduced along the insertion direction of the power panel.

Furthermore, the insulating support is provided with a first elastic part and a second elastic part which are arranged at intervals along a first direction, and the first elastic part and the second elastic part are respectively abutted against a first side wall and a second side wall which are arranged at intervals along the first direction on the junction box.

Furthermore, the insulating support is provided with a third elastic part and a fourth elastic part which are arranged at intervals along the second direction, the third elastic part and the fourth elastic part are respectively abutted against a third side wall and a fourth side wall which are arranged at intervals along the second direction on the junction box, and the first direction is vertical to the second direction.

Furthermore, the first elastic piece is provided with a first protruding part protruding towards the direction back to the side where the second elastic piece is located, and the second elastic piece is provided with a second protruding part protruding towards the direction back to the side where the first elastic piece is located;

the third elastic piece is provided with a third protruding part protruding towards the direction back to the side where the fourth elastic piece is located, and the fourth elastic piece is provided with a fourth protruding part protruding towards the direction back to the side where the third elastic piece is located;

before the insulating support is installed in the junction box, the farthest distance between the first protruding portion and the second protruding portion is larger than the distance between the first side wall and the second side wall, and the farthest distance between the third protruding portion and the fourth protruding portion is larger than the distance between the third side wall and the fourth side wall.

Furthermore, a fifth elastic piece is arranged at the bottom of the insulating support and is abutted against the bottom of the junction box.

Furthermore, the extending direction of the fifth elastic piece is parallel to the bottom surface of the junction box, one end of the fifth elastic piece is connected with the insulating support, and one surface of the other end, facing the bottom surface of the junction box, is provided with a supporting leg.

In a second aspect, the range hood provided by the embodiment of the utility model comprises the power board mechanism.

Furthermore, a flanging which is turned outwards is arranged at the opening of the junction box;

the range hood comprises a mounting plate, a through hole penetrating through two opposite surfaces of the mounting plate is formed in the mounting plate, the junction box penetrates through the through hole, and the mounting plate prevents the flanging from penetrating through the through hole;

the range hood further comprises a cover plate, the cover plate is located above the opening of the junction box, and the cover plate, the flanging and the mounting plate are connected through screws.

Furthermore, a positioning groove with an opening direction parallel to the plate surface of the mounting plate is arranged on the mounting plate, and the opening of the positioning groove faces the via hole; the mounting plate is provided with a connecting hole for the screw to pass through, and the connecting hole and the positioning groove are respectively positioned at two opposite sides of the through hole;

the edge of the cover plate is provided with an inserting part protruding outwards, and the inserting part is used for being inserted into the positioning groove.

Furthermore, be provided with on the one side of mounting panel and sink the platform to the sunken annular location of another side, the heavy platform of annular location centers on the via hole and with the via connection, the heavy platform of annular location is used for holding the turn-ups.

The power panel mechanism provided by the embodiment of the utility model comprises: the power supply board is connected to the insulating support, and the insulating support is connected in the junction box. The power panel is connected in the junction box through the insulating support, and no metal interferes with the power panel because no screw penetrates through the power panel.

The range hood provided by the embodiment of the utility model comprises the power supply board mechanism. Because the range hood provided by the embodiment of the utility model adopts the power supply board mechanism, the range hood provided by the embodiment of the utility model also has the advantages of the power supply board mechanism.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is an exploded view of an installation position of a power supply board mechanism on a range hood provided by an embodiment of the utility model;

FIG. 2 is an exploded view of a power board mechanism provided by an embodiment of the present invention;

FIG. 3 is a schematic diagram of an angle of a first bracket of the power board mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic view of an alternative angle of the first bracket of the power board mechanism according to the embodiment of the utility model;

FIG. 5 is a schematic diagram of a first orientation of a first bracket of a power board mechanism according to an embodiment of the utility model;

FIG. 6 is a schematic diagram of a second orientation of the first bracket of the power board mechanism according to an embodiment of the utility model;

FIG. 7 is a cross-sectional view of a power board mechanism provided by an embodiment of the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 7 at position A;

FIG. 9 is an enlarged view of a portion of FIG. 7 at position B;

fig. 10 is a schematic view of a mounting plate of a range hood provided in an embodiment of the present invention.

An icon: 100-a junction box; 110-flanging; 200-an insulating support; 210-a first scaffold; 211-a first slot; 220-a second bracket; 300-a power panel; 310-a first edge; 320-a second edge; 410-a first resilient member; 420-a second elastic member; 430-a third elastic member; 440-a fourth elastic member; 450-a fifth resilient element; 451-supporting feet; 500-mounting a plate; 510-a via hole; 520-connecting hole; 530-positioning grooves; 540-annular positioning sinking platform; 600-a cover plate; 610-a plug-in part.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be apparent that the described embodiments are some, but not all, embodiments of the present invention. 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 invention.

As shown in fig. 1, a power strip mechanism provided in an embodiment of the present invention includes: the power supply board 300 is connected to the insulating support 200, and the insulating support 200 is connected in the junction box 100. The power panel 300 is connected in the junction box 100 through the insulating bracket 200, and no metal interferes with the power panel 300 because no screw passes through the power panel 300.

The insulating support 200 and the power panel 300 can be connected in a buckling, clamping, inserting or gluing mode, the insulating support 200 can be made of plastic, and signal interference on the work of the power panel 300 cannot be caused.

Specifically, the power panel 300 includes a first edge 310 and a second edge 320 which are oppositely disposed; the insulating support 200 comprises a first support 210 and a second support 220 which are arranged at intervals, wherein a first slot 211 is arranged on the first support 210, and a second slot is arranged on the second support 220; the first edge 310 is inserted into the first slot 211, and the second edge 320 is inserted into the second edge 320.

The first bracket 210 and the second bracket 220 are respectively inserted at the first edge 310 and the second edge 320 of the power panel 300, and the assembled first bracket 210, second bracket 220 and power panel 300 are put into the junction box 100, so that the first bracket 210, second bracket 220 and power panel 300 are not separated under the limit of the inner wall of the junction box 100. The first slot 211 may be located in the middle of the first bracket 210, and the second slot may also be located in the middle of the second bracket 220, so that a certain gap may exist between the power board 300 and the bottom surface of the junction box 100, and interference of the metal junction box 100 on the power board 300 is avoided.

As shown in fig. 4, the openings of the first slot 211 and the second slot are provided with guide grooves, and the width of each guide groove is gradually reduced along the insertion direction of the power strip 300, so that the power strip 300 is conveniently inserted into the first bracket 210 and the second bracket 220, and the installation efficiency is improved.

The insulating bracket 200 is provided with a first elastic member 410 and a second elastic member 420 arranged at intervals along a first direction, and the first elastic member 410 and the second elastic member 420 are respectively abutted against a first side wall and a second side wall of the junction box 100 arranged at intervals along the first direction.

As shown in fig. 2 and 3, the first elastic member 410 and the second elastic member 420 may be integrally formed with the insulating support 200, and are made of elastic and insulating plastic. In a natural state, the distance between the first elastic member 410 and the second elastic member 420 is greater than the distance between the first sidewall and the second sidewall, when the insulating support 200 is placed into the junction box 100, the first elastic member 410 and the second elastic member 420 move in opposite directions under the extrusion of the first sidewall and the second sidewall, and the distance between the first elastic member 410 and the second elastic member 420 decreases, so that after the insulating support is placed into the junction box 100, the first elastic member 410 abuts against the first sidewall, and the second elastic member 420 abuts against the second sidewall. The first elastic member 410 and the second elastic member 420 are used for connecting the insulating bracket 200 with the junction box 100 in the first direction, so that the vibration reduction capability in the first direction can be improved, and the vibration of the power panel 300 can be reduced.

The first elastic element 410 is provided with a first protruding part protruding towards the direction of the side opposite to the second elastic element 420, and the second elastic element 420 is provided with a second protruding part protruding towards the direction of the side opposite to the first elastic element 410; the farthest distance between the first and second protrusions is greater than the distance between the first and second sidewalls before the insulating holder 200 is installed in the junction box 100.

As shown in fig. 3, the first protrusion may be formed by bending a portion of the first elastic member 410 to a side away from the second elastic member 420, and similarly, the second protrusion may be formed by bending a portion of the second elastic member 420 to a side away from the first elastic member 410.

As shown in fig. 5, in the first direction, when the distance between two opposite edges of the power board 300 is a, the maximum distance between a surface of the first protrusion facing away from the second protrusion and a surface of the second protrusion facing away from the first protrusion is a2, and the distance between the first sidewall and the second sidewall is a1, then a2> a1> a.

The insulating bracket 200 is provided with a third elastic member 430 and a fourth elastic member 440 arranged at intervals along the second direction, the third elastic member 430 and the fourth elastic member 440 are respectively abutted against a third side wall and a fourth side wall arranged at intervals along the second direction on the junction box 100, and the first direction is perpendicular to the second direction.

The third elastic member 430 and the fourth elastic member 440 may be integrally formed with the insulating support 200, and are made of elastic and insulating plastic. In a natural state, the distance between the third elastic member 430 and the fourth elastic member 440 is greater than the distance between the third sidewall and the fourth sidewall, when the insulating bracket 200 is placed in the junction box 100, the third sidewall and the fourth sidewall are squeezed, the third elastic member 430 and the fourth elastic member 440 move in opposite directions, and the distance between the third elastic member 430 and the fourth elastic member 440 is reduced, so that after the insulating bracket is placed in the junction box 100, the third elastic member 430 abuts against the third sidewall, and the fourth elastic member 440 abuts against the fourth sidewall. The third elastic member 430 and the fourth elastic member 440 realize the connection of the insulating bracket 200 with the junction box 100 in the second direction, so that the vibration reduction capability in the second direction can be improved, and the vibration of the power panel 300 can be reduced.

The third elastic member 430 has a third protrusion protruding toward a side opposite to the fourth elastic member 440, and the fourth elastic member 440 has a fourth protrusion protruding toward a side opposite to the third elastic member 430; the farthest distance between the third and fourth protrusions is greater than the distance between the third and fourth sidewalls before the insulating holder 200 is installed in the junction box 100.

As shown in fig. 6, in the second direction, when the distance between two opposite edges of the power board 300 is c, the maximum distance between the surface of the third protrusion facing away from the fourth protrusion and the surface of the fourth protrusion facing away from the third protrusion is c2, and the distance between the third sidewall and the fourth sidewall is c1, then c2> c1> c.

The bottom of the insulating bracket 200 is provided with a fifth elastic member 450, and the fifth elastic member 450 abuts against the bottom of the junction box 100 to reduce the vibration on the bottom surface of the power panel 300.

The extending direction of the fifth elastic member 450 is parallel to the bottom surface of the junction box 100, one end of the fifth elastic member 450 is connected to the insulating bracket 200, and a surface of the other end facing the bottom surface of the junction box 100 is provided with a supporting leg 451.

The fifth elastic element 450 can swing in the vertical direction, the supporting leg 451 is in contact with the bottom surface of the junction box 100, the height of the insulating support 200 is b, the depth of the junction box 100 is b1, and the distance from the bottom surface of the supporting leg 451 to the highest point of the insulating support 200 is b2, so that b2> b1> b.

As shown in fig. 7-10, a flange 110 folded outward is provided at the opening of the junction box 100; the range hood comprises a mounting plate 500, wherein the mounting plate 500 is provided with through holes 510 penetrating through two opposite surfaces of the mounting plate 500, the junction box 100 penetrates through the through holes 510, and the mounting plate 500 prevents the flanges 110 from penetrating through the through holes 510; the range hood further comprises a cover plate 600, the cover plate 600 is located above the opening of the junction box 100, and the cover plate 600, the turned-over edge 110 and the mounting plate 500 are connected through screws.

Mounting panel 500 can be the backplate of lampblack absorber, and during the installation, outside-in can insert terminal box 100 in via hole 510, because the shape and the size of turn-ups 110 all are greater than the shape and the size of via hole 510, turn-ups 110 butt is on mounting panel 500's surface, then will be equipped with power strip 300's insulating support 200 and put into terminal box 100 in, utilize the screw with apron 600, turn-ups 110 and mounting panel 500 fixed connection.

Further, a positioning groove 530 with an opening direction parallel to the plate surface of the mounting plate 500 is arranged on the mounting plate 500, and the opening of the positioning groove 530 faces the via hole 510; the mounting plate 500 is provided with a connecting hole 520 for the screw to pass through, and the connecting hole 520 and the positioning groove 530 are respectively positioned at two opposite sides of the through hole 510; an inserting part 610 protruding outward is disposed on the edge of the cover plate 600, and the inserting part 610 is used for being inserted into the positioning groove 530.

In order to reduce the number of screws used, the positioning groove 530 may be disposed on one side of the via hole 510, an opening of the positioning groove 530 faces the via hole 510, when the cover plate 600 is installed, the insertion portion 610 on the cover plate 600 may be inserted into the positioning groove 530 in an inclined manner, during the insertion process, the cover plate 600 is gradually parallel to the mounting plate 500, and then the cover plate 600, the flange 110 and the mounting plate 500 are fixedly connected by using screws penetrating through the connecting holes 520 on the other side of the via hole 510, so that only one screw is required to connect the cover plate 600, the flange 110 and the mounting plate 500.

Further, in order to facilitate positioning of the terminal box 100 and improve stability of the mounting plate 500 after being connected to the terminal box 100, an annular positioning sunken table 540 recessed to one side of the inner surface may be disposed on an outer surface of the mounting plate 500, the annular positioning sunken table 540 surrounds the via 510 and is connected to the via 510, and the annular positioning sunken table 540 is used for accommodating the flange 110.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A power strip mechanism, comprising: the power supply board comprises a junction box (100), an insulating support (200) and a power supply board (300), wherein the power supply board (300) is connected to the insulating support (200), and the insulating support (200) is connected to the inside of the junction box (100).

2. The power strip mechanism of claim 1, wherein said power strip (300) includes a first edge (310) and a second edge (320) disposed opposite to each other;

the insulating support (200) comprises a first support (210) and a second support (220) which are arranged at intervals, a first slot (211) is formed in the first support (210), and a second slot is formed in the second support (220);

the first edge (310) is plugged with the first slot (211), and the second edge (320) is plugged with the second edge (320).

3. The power strip mechanism of claim 2, wherein the opening of the first slot (211) and the second slot are provided with guide slots, and the width of the guide slots is gradually reduced along the insertion direction of the power strip (300).

4. The power board mechanism according to any one of claims 1 to 3, wherein the insulating bracket (200) is provided with a first elastic member (410) and a second elastic member (420) spaced along a first direction, and the first elastic member (410) and the second elastic member (420) are respectively abutted with a first side wall and a second side wall of the junction box (100) spaced along the first direction.

5. The power board mechanism according to claim 4, wherein the insulating support (200) is provided with a third elastic member (430) and a fourth elastic member (440) which are arranged at intervals along a second direction, the third elastic member (430) and the fourth elastic member (440) are respectively abutted with a third side wall and a fourth side wall which are arranged at intervals along the second direction on the junction box (100), and the first direction and the second direction are perpendicular.

6. The power board mechanism according to claim 5, wherein the first elastic member (410) has a first protrusion protruding in a direction away from the side where the second elastic member (420) is located, and the second elastic member (420) has a second protrusion protruding in a direction away from the side where the first elastic member (410) is located;

the third elastic piece (430) is provided with a third protruding part protruding towards the direction back to the side where the fourth elastic piece (440) is located, and the fourth elastic piece (440) is provided with a fourth protruding part protruding towards the direction back to the side where the third elastic piece (430) is located;

before the insulating bracket (200) is installed in the junction box (100), the farthest distance between the first protruding part and the second protruding part is larger than the distance between the first side wall and the second side wall, and the farthest distance between the third protruding part and the fourth protruding part is larger than the distance between the third side wall and the fourth side wall.

7. A power supply board mechanism according to any one of claims 1-3, characterized in that the bottom of the insulating support (200) is provided with a fifth elastic member (450), and the fifth elastic member (450) abuts against the bottom of the junction box (100).

8. The power board mechanism according to claim 7, wherein the extending direction of the fifth elastic member (450) is parallel to the bottom surface of the junction box (100), one end of the fifth elastic member (450) is connected to the insulating support (200), and the other end of the fifth elastic member has a support leg (451) on the surface facing the bottom surface of the junction box (100).

9. A range hood, characterized by comprising a power board mechanism as claimed in any one of claims 1 to 8.

10. The range hood according to claim 9, characterized in that a flanging (110) folded outwards is arranged at an opening of the junction box (100);

the range hood comprises a mounting plate (500), wherein a through hole (510) penetrating through two opposite surfaces of the mounting plate (500) is formed in the mounting plate (500), the junction box (100) penetrates through the through hole (510), and the mounting plate (500) prevents the flanging (110) from penetrating through the through hole (510);

the range hood further comprises a cover plate (600), the cover plate (600) is located above the opening of the junction box (100), and the cover plate (600), the flanging (110) and the mounting plate (500) are connected through screws.

11. The range hood according to claim 10, characterized in that a positioning groove (530) with an opening direction parallel to the plate surface of the mounting plate (500) is arranged on the mounting plate (500), and the opening of the positioning groove (530) faces the through hole (510); the mounting plate (500) is provided with a connecting hole (520) for the screw to pass through, and the connecting hole (520) and the positioning groove (530) are respectively positioned at two opposite sides of the through hole (510);

an inserting part (610) protruding outwards is arranged on the edge of the cover plate (600), and the inserting part (610) is used for being inserted into the positioning groove (530).

12. A range hood as claimed in claim 10, wherein one side of the mounting plate (500) is provided with an annular positioning sunken table (540) which is sunken towards the other side, the annular positioning sunken table (540) surrounds the through hole (510) and is connected with the through hole (510), and the annular positioning sunken table (540) is used for accommodating the flanging (110).