CN218480660U - Automatically controlled box and range hood - Google Patents

Abstract

The utility model belongs to the technical field of electrical apparatus, a automatically controlled box and range hood is specifically disclosed. Automatically controlled box, including box body and the lid that the lock is connected the box body has upper shed's main holding tank, follow in the main holding tank box body width direction's both sides have upper shed's first slot and second slot respectively, first slot is used for pegging graft direct current main control board, the second slot is used for pegging graft and exchanges the main control board, first slot is followed box body length direction's length is greater than the second slot is followed length direction's length. The range hood comprises the electric control box. The utility model discloses an automatically controlled box and range hood can compatible direct current control system and alternating current control system's use, effectively reduces material cost, improves the use flexibility of automatically controlled box.

Description

Automatically controlled box and range hood

Technical Field

The utility model relates to an electrical apparatus technical field especially relates to an automatically controlled box and range hood.

Background

With the development of the range hood technology, when the lower side-draft type range hood is opened and closed, an alternating current motor system and a direct current motor system are considered to be adopted, so that the performance competitiveness of products is increased, and the product lines of the models of the same products are enriched. But the side-suction range hood needs a volute component, an opening and closing driving component, a lighting lamp, a key board and other parts inside, so that the space is very compact.

The electric control box provided by the prior art has the defects that the direct current main control board and the alternating current main control board are different in shape and in the configuration of electric appliance parts on the direct current main control board and the alternating current main control board, so that the electric control box is difficult to simultaneously use the main control boards of a direct current system and an alternating current system and matched parts of the main control boards, the electric appliance boxes of the direct current control system and the alternating current control system can only be independently arranged, the die sinking cost of a product project is increased, the universality and standardization of materials are also restricted technically, the occupied area of the inner space of the range hood is increased, and the use efficiency and the economic efficiency of the product are difficult to improve.

Therefore, an electric control box and a range hood are needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses one of the technical problem who solves is to provide an automatically controlled box, and it can effectively solve the problem that current automatically controlled box is difficult to compatible direct current control module and the installation of AC control module, improves the commonality and the use flexibility of automatically controlled box, reduces the material cost of automatically controlled box.

The utility model discloses the second of the technical problem who solves provides a range hood, and the problem of the installation of automatically controlled box compatible direct current control module and alternating current control module can reduce range hood's cost in it can effectively solve current range hood.

The first technical problem is solved by the following technical scheme:

the utility model provides an automatically controlled box, includes box body and lid that the lock is connected, the box body has the main holding tank of upper shed, follow in the main holding tank box body width direction's both sides have first slot and the second slot of upper shed respectively, first slot is used for grafting direct current main control board, the second slot is used for grafting interchange main control board, first slot is followed box body length direction's length is greater than the second slot is followed length direction's length.

Automatically controlled box, compare with the background art, the beneficial effect who has does: the utility model provides an automatically controlled box, first slot and second slot provide the mounted position for alternating current main control board and direct current main control board respectively, and the space between first slot and the second slot can provide accommodation space for the electrical apparatus part on direct current main control board or the alternating current main control board, make direct current control module and alternating current control module can the alternative install to the box body in, thereby compatible alternating current control module and direct current control module's installation, improve the use flexibility of automatically controlled box, avoid adopting two automatically controlled boxes to install direct current control module and alternating current control module respectively, reduce material cost, and reduce the occupation of land space of controlling means on range hood; meanwhile, the main control board is inserted into the first slot or the second slot, so that the main control board is not required to be fixed in a screw mode, the use of screw pieces is reduced, the material cost is further reduced, and the dismounting efficiency of the main control board is improved.

In one embodiment, the main accommodating groove comprises a first groove part and a second groove part which are arranged side by side and communicated with each other along the width direction, and the length of the first groove part along the length direction is greater than that of the second groove part along the length direction;

a plurality of first convex ribs are convexly arranged on two opposite side walls of the first groove part along the length direction and/or the bottom of the first groove part, and the first convex ribs are encircled to form the first slot;

the second groove part is provided with a plurality of second convex ribs along two opposite side walls in the length direction and/or the groove bottom of the first groove part in a protruding mode, and the second convex ribs are formed by encircling the second groove.

In one embodiment, the box body further comprises an auxiliary accommodating groove with an upper opening, the auxiliary accommodating groove is located on one side of the main accommodating groove and communicated with the main accommodating groove, the groove bottom of the auxiliary accommodating groove is higher than that of the main accommodating groove, and the auxiliary accommodating groove is used for installing a matched electric device matched with the direct current main control board or the alternating current main control board.

In one embodiment, the side wall of the box body is respectively provided with a weak current wiring hole and a strong current wiring hole in a through mode, and the electronic control box further comprises a sealing cover which can seal or open the weak current wiring hole.

In one embodiment, the outer side wall of the box body is provided with a sliding groove, the sealing cover is arranged in the sliding groove in a sliding mode, and the sealing cover can be switched between a sealing position for sealing the weak current wiring hole and an opening position for opening the weak current wiring hole in a sliding mode relative to the box body.

In one embodiment, the two opposite side walls of the sliding groove are provided with guide grooves, and the two opposite sides of the sealing cover are inserted into the guide grooves in a sliding manner;

and/or, the lateral wall epirelief of box body is equipped with the protruding muscle of slide, the protruding muscle of slide encloses to establish and forms the spout.

In one embodiment, at least one end of the chute has an opening through which the cover can enter or exit the chute;

the box body lateral wall is protruding to be equipped with spacing portion, spacing portion set up in the opening part, spacing portion can with the tip butt of closing cap is in order to restrict the closing cap is deviate from the spout.

In one embodiment, when the cover is fastened to the upper opening of the box, the cover presses the dc main control board or the ac main control board toward the bottom of the main accommodating groove.

The second technical problem is solved by the following technical solutions:

a range hood comprises a cover top plate and the electric control box, wherein the cover top plate is provided with a mounting hole, the box body is inserted into the mounting hole and detachably connected with the cover top plate, and a cover body is positioned above the cover top plate and detachably connected with the cover top plate or the box body.

Compared with the background art, the range hood has the beneficial effects that: the utility model provides a range hood, through adopting above-mentioned automatically controlled box, can compatible direct current control module and the installation of alternating current control module to improve range hood's use flexibility, reduce range hood's material cost.

In one embodiment, the cover is rotatably connected to the cover top plate or the cover.

Drawings

Fig. 1 is a cross-sectional view of an electric control box according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a box body provided in an embodiment of the present invention at a viewing angle;

fig. 3 is a schematic structural diagram of a cartridge body provided by an embodiment of the present invention at another viewing angle;

fig. 4 is a schematic view illustrating an installation of a dc control module in a box according to an embodiment of the present invention;

fig. 5 is a schematic view illustrating the installation of the ac control module in the box according to the first embodiment of the present invention;

FIG. 6 is a schematic view of the structure of FIG. 5 from another perspective;

fig. 7 is a schematic structural diagram of a cover body provided in an embodiment of the present invention at a viewing angle;

fig. 8 is a schematic structural diagram of a cover body at another viewing angle according to an embodiment of the present invention;

fig. 9 is a schematic structural view of the range hood according to the second embodiment of the present invention when the cover of the electrical control box is in a closed state;

fig. 10 is a schematic view of a part of the range hood provided by the second embodiment of the present invention at another viewing angle;

fig. 11 is a schematic partial structural view of a cover top plate according to a second embodiment of the present invention;

fig. 12 is a schematic view of a part of the structure of the range hood according to the second embodiment of the present invention when the cover is in the open state.

Description of reference numerals:

100. a control device; 200. a smoke collecting hood; 201. a cover top plate; 2011. an installation port; 2012. a groove; 2015. a second fixing hole; 2016. a second fastening hole; 2017. a smoke outlet; 202. a hood back panel; 203. a cage base plate; 300. a volute;

1. a box body; 11. a cartridge main body; 111. a first box portion; 112. a second cassette part; 113. a primary accommodating groove; 1131. a first groove portion; 1132. a second groove portion; 114. auxiliary accommodating grooves; 115. a first slot; 116. a second slot; 12. a first rib; 121. a first side rib; 122. a first bottom bead; 13. a second rib; 131. a second side convex rib; 132. a second bottom rib; 14. mounting a column; 15. a limiting part; 16. a wiring hole; 16a, a weak current wiring hole; 16b, a strong current wiring hole; 17. a slideway convex rib; 171. a transverse rib part; 172. a longitudinal rib part; 173. a chute; 174. a guide groove; 18. a flange portion; 19. a flap portion; 191. a first fixing hole; 120. mounting holes;

2. a cover body; 21. a cover main body; 211. a cover plate portion; 212. a rim portion; 213. a boss portion; 214. a wire feeding port; 23. a connecting plate portion; 231. a first fastening hole; 24. a gusset portion;

3. sealing the cover; 31. a sealing plate portion; 32. an operation section;

4. a control module; 41. a main control board; 42. an electrical component; 43. a complementary electrical device; 4a, a direct current control module; 4a1, a direct current main control board; 4b, an alternating current control module; 4b1, an alternating current main control board.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present application.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 application can be understood in a specific case by those of ordinary skill in the art.

Example one

As shown in fig. 1 and 2, an embodiment of the present invention provides an electrical control box, which includes a box body 1 with an upper opening and a cover body 2 capable of being fastened to the opening at the upper end of the cover body 2. The box body 1 is provided with a main accommodating groove 113 with an upper opening, a first slot 115 and a second slot 116 with an upper opening are respectively arranged on two sides of the main accommodating groove 113 along the width direction of the box body 1, the first slot 115 is used for being plugged with the direct current main control board 4a1, the second slot 116 is used for being plugged with the alternating current main control board 4b1, and the length of the first slot 115 along the length direction of the box body 1 is greater than that of the second slot 116 along the length direction of the box body 1.

In the electronic control box provided in this embodiment, when the dc main control board 4a1 is installed in the first slot 115, the electrical component 42 on the dc main control board 4a1 is located on one side of the dc main control board 4a1 facing the second slot 116, and when the ac main control board 4b1 is installed in the second slot 116, the electrical component 42 on the ac main control board 4b1 is located on one side of the ac main control board 4b1 facing the first slot 115.

It can be understood that the first slot 115 and the second slot 116 provide mounting positions for the ac main control board 4b1 and the dc main control board 4a1, respectively, and a space between the first slot 115 and the second slot 116 can provide a receiving space for the electrical components 42 on the main control board 41 (the dc main control board 4a1 or the ac main control board 4b 1), so that the dc control module 4a and the ac control module 4b can be alternatively mounted in the box body 1, thereby being compatible with the mounting of the ac control module 4b and the dc control module 4a, improving the use flexibility of the electronic control box, avoiding the two electronic control boxes to mount the dc control module 4a and the ac control module 4b, respectively, reducing the material cost, and reducing the occupied space on the range hood; meanwhile, the main control board 41 is inserted into the first slot 115 or the second slot 116, so that the main control board 41 does not need to be fixed by screws, the use of screw members is reduced, the material cost is further reduced, and the dismounting efficiency of the main control board 41 is improved.

As shown in fig. 2, the cartridge body 1 includes a cartridge main body 11, and the above-described main accommodation groove 113 is formed in the cartridge main body 11. The main accommodating groove 113 includes a first groove portion 1131 and a second groove portion 1132 which are connected in the width direction, the groove length of the first groove portion 1131 in the length direction is greater than the groove length of the second groove portion 1132 in the length direction, the first slot 115 is located in the first groove portion 1131, and the second slot 116 is located in the second groove portion 1132. This kind of setting can be applicable to the installation of the different direct current main control board 4a1 of size and interchange main control board 4b1 better, and is favorable to the formation of first slot 115 and second slot 116.

Preferably, the groove width of the first slot 115 is slightly larger than the thickness of the ac main control board 4b1, and the groove width of the second slot 116 is slightly larger than the thickness of the dc main control board 4a1, so as to avoid that when the main control board 41 is installed, the groove wall of the first slot 115 scratches the main control board 41 and affects the performance of the main control board 41.

In order to facilitate the formation of the first slot 115 and the second slot 116, two opposite side walls of the first slot 1131 along the width direction and/or the bottom of the first slot 1131 are convexly provided with a plurality of first ribs 12, and the first slots 115 are formed by surrounding the plurality of first ribs 12; a plurality of second ribs 13 are convexly provided on two opposite sidewalls of the second groove portion 1132 in the width direction and/or on the bottom of the first groove portion 1132, and a second slot 116 is formed by surrounding the plurality of second ribs 13. The convex ribs arranged on the groove wall form the slots, so that the mold can be opened easily, the processing is convenient, the requirement on the wall thickness of the box body 1 can be reduced, the weight of the box body 1 is reduced, the structural strength and the rigidity of the box body 1 can be enhanced, and the service life of the box body 1 is prolonged. In other embodiments, the first slot 115 and/or the second slot 116 may be directly formed on the inner sidewall of the box body 1.

Preferably, the first rib 12 includes a first side rib 121 and a first bottom rib 122, and the first side rib 121 is located on two groove walls of the first groove 1131 along the length direction; the first bottom ribs 122 are located at the bottom of the first groove 1131, the first bottom ribs 122 are multiple, and the multiple first bottom ribs 122 are arranged at intervals along the length direction.

Preferably, the second rib 13 includes a second side rib 131 and a second bottom rib 132, and the second side rib 131 is located on two groove walls of the second groove portion 1132 along the length direction; the second bottom rib 132 is located at the bottom of the second groove portion 1132, the second bottom rib 132 is plural, and the plurality of second bottom ribs 132 are arranged at intervals along the length direction.

In an embodiment, the case 1 further has an auxiliary receiving groove 114 with an upper opening, the auxiliary receiving groove 114 is communicated with the main receiving groove 113 in the width direction, the bottom of the auxiliary receiving groove 114 is higher than the bottom of the main receiving groove 113, and the auxiliary receiving groove 114 is used for installing the complementary electric device 43 adapted to the dc main control board 4a1 or the ac main control board 41. With the arrangement, the corollary electric device 43 and the main control board 41 can be separately installed, interference is avoided, and positioning is provided for installation of the corollary electric device 43.

Preferably, two installation positions are arranged at intervals along the length direction at the bottom of the auxiliary accommodating groove 114, one installation position is used for installing the complementary electric device 43 of the dc control module 4a, and the other installation position is used for installing the complementary electric device 43 of the ac control module 4b, so that the separation of the installation positions of the dc control module 4a and the ac control module 4b can be realized, the installation and the positioning are facilitated, and the fool-proof setting is realized.

As shown in fig. 2 and 3, in an embodiment, the box main body 11 includes a first box portion 111 and a second box portion 112, a lower end of the first box portion 111 is lower than a lower end of the second box portion 112, an upper end of the first box portion 111 is flush with an upper end of the second box portion 112, a box wall of the first box portion 111 surrounds to form a main receiving groove 113, and a box wall of the second box portion 112 surrounds to form an auxiliary receiving groove 114. This kind of structure setting of the box main body 1 can make the wall thickness of each place of the box main body 11 can be basically the same while conveniently forming the main accommodation groove 113 and the auxiliary accommodation groove 114, simplify the processing of the box main body 1, and lighten the weight of the box body 1.

In order to facilitate the installation of the complementary electric device 43, each installation position is provided with an installation hole 120, and the complementary electric device 43 is connected with the box main body 11 through a screw member penetrating through the installation hole 120 and the complementary electric device 43. Preferably, the mounting hole 120 is a through hole, and the mounting hole 120 penetrates through the bottom of the auxiliary receiving groove 114, so as to facilitate the threading of the screw.

In one embodiment, the mounting posts 14 are protruded from the outer bottom wall of the second box portion 112, the mounting posts 14 are disposed in one-to-one correspondence with the mounting holes 120, and the mounting holes 120 penetrate through the mounting posts 14. The arrangement of the mounting column 14 can increase the contact area of the screw and the box body 1, thereby improving the connection reliability. Preferably, the mounting hole 120 is a threaded hole, and the supporting electrical device 43 is provided with a connecting unthreaded hole, which is just opposite to the threaded hole, so that the threaded part can be detached from the upper opening of the box body 1, and the convenience in detaching and installing the threaded part is improved.

Preferably, a reinforcing rib is connected to the outer side wall of the mounting post 14, the upper end of the reinforcing rib is connected to the bottom of the box main body 11, and preferably, at least two reinforcing ribs are arranged at intervals along the circumference of the mounting post 14 to improve the structural strength and rigidity of the mounting post 14.

In one embodiment, one mounting hole 120 is disposed at the mounting position corresponding to the ac control module 4b, and two mounting holes 120 are disposed at the mounting position corresponding to the dc control module 4 a. It is understood that the number of the mounting holes 120 at each mounting position can be adaptively set according to the structure and the mounting requirement of the corollary electric device 43, which is not limited by the present invention.

As shown in fig. 3-5, in an embodiment, the case 1 has two wiring holes 16, and the two wiring holes 16 are a weak current wiring hole 16a and a strong current wiring hole 16b, respectively. By providing two routing holes 16, it is possible to separate the ac strong current wires from the dc weak current wires when using the dc control module 4a, thereby avoiding the EMC problem of strong current wires interfering with weak current wires.

In one embodiment, the electronic control box further comprises a sealing cover 3, and the sealing cover 3 can selectively block the weak current wiring hole 16a, so that when the alternating current control module 4 is used, the weak current wiring hole 16a can be blocked, oil smoke is prevented from entering the electronic control box through the weak current wiring hole 16, and the use safety of the electronic control box is improved; when the direct current control module 4a is used, the weak current wiring hole 16a can be opened, so that the weak current lead and the strong current lead are separated and wired, and the EMC problem is reduced or avoided.

Preferably, the cover 3 is slidably coupled to the case 1 to close or open the weak current wiring hole 16a, and the cover 3 is slidably switchable between a closing position to close the weak current wiring hole 16a and an opening position to open the weak current wiring hole 16 a. By adopting the sliding arrangement mode, the problems that when the weak current wiring hole 16a is opened, the sealing cover 3 is lost and the sealing cover 3 is not easy to take and place due to the fact that the sealing cover 3 is separated from the box body 1 can be avoided, or the problem that the use is influenced due to the fact that the sealing cover 3 is outwards turned out of the box body 1 due to the fact that the sealing cover 3 is rotatably connected with the cover body 2 is avoided. In other embodiments, the cover 3 may also be rotatably connected to the case 1, or the cover 3 may be detachably connected to the case 1 through a snap structure or a threaded connection structure.

In one embodiment, the outer sidewall of the box 1 is provided with a sliding groove 173, and the cover 3 is slidably disposed on the sliding groove 173. The setting of spout 173 can lead for the slip of closing cap 3, and reduces the risk that closing cap 3 deviates from box body 1.

Further, opposite side groove walls of the slide groove 173 are provided with guide grooves 174, and opposite sides of the cover 3 are slidably inserted into the guide grooves 174. The setting of guide way 174, on the one hand can provide the direction for the slip of closing cap 3 better, and on the other hand also can make the relative both sides of closing cap 3 spacing in two guide ways 174, effectively avoid closing cap 3 to deviate from spout 173, improve the stability of closing cap 3 in spout 173.

At least one end of the slide groove 173 is open, and the cover 3 can enter or exit the slide groove 173 through the opening, thereby facilitating the mounting and dismounting of the cover 3 in the slide groove 173. In one embodiment, one end of the sliding groove 173 along the extending direction thereof is closed and the other end is opened to form an access, and the sealing cover 3 can enter or exit the sliding groove 173 through the access, so as to facilitate the installation and the removal of the sealing cover 3 in the sliding groove 173.

In order to prevent the sealing cover 3 from slipping out of the sliding groove 173 when in use, the box body 1 is convexly provided with a limiting part 15 at the inlet and outlet of the sliding groove 173, the limiting part 15 is positioned at the outer side of the inlet and outlet and is arranged opposite to the closed end of the sliding groove 173, and the limiting part 15 can be abutted against the sealing cover 3 to limit the sealing cover 3 to slip out of the sliding groove 173. In other embodiments, the sliding groove 173 may also be in a shape with two open ends, and the two open ends of the sliding groove 173 are both provided with the limiting portions 15.

Preferably, the outer side wall of the box main body 11 is convexly provided with a slide rail rib 17, the slide rail rib 17 and the outer side surface of the box main body 11 surround to form the slide groove 173, and the slide rail rib 17 is formed with a guide groove 174. This kind of setting can avoid directly slotting on the lateral wall of box main part 11, avoids carrying out the attenuate to box body 1 lateral wall, guarantees box body 1's structural strength and life.

In an embodiment, the cross section of the slide rib 17 is L-shaped, that is, the slide rib 17 includes a transverse rib portion 171 and a longitudinal rib portion 172 which are vertically connected, the transverse rib portion 171 is connected with the outer side wall of the box main body 11, the longitudinal rib portion 172 is opposite to and spaced from the outer side wall of the box main body 11, and the transverse rib portion 171, the longitudinal rib portion 172 and the outer side surface of the box main body 11 surround to form the guide groove 174.

Preferably, the slide rail rib 17 is integrally U-shaped, and an inlet and an outlet are formed at the open end of the U-shaped structure to improve the appearance. The cover 3 is preferably of a kidney-shaped plate structure to fit the overall shape of the runner 173. In other embodiments, two of the slideway ribs 17 can be arranged oppositely and at intervals.

Preferably, the weak current wiring hole 16a and the strong current wiring hole 16b are opened at the upper end side wall of the cartridge body 11, so that both the two wiring holes 16 can communicate with the main receiving groove 113 and the auxiliary receiving groove 114, and the wiring convenience of the main control board 41 and the corollary electric device 43 is improved. Preferably, the sliding groove 173 extends along the horizontal direction, and the upper and lower side walls of the sliding groove 173 are provided with guide grooves 174, so as to improve the compactness and the rationality of the structural layout. In other embodiments, when the layout space is sufficient, the sliding groove 173 may extend along the height direction or along the direction inclined relative to the height direction, as long as the sealing cover 3 can slide to the closed position of the plugging weak current wiring hole 16a and open the open position of the plugging weak current wiring hole 16a, the utility model discloses do not set up the concrete mode of seting up of the sliding groove 173.

Preferably, the weak electrical wiring holes 16a and the strong electrical wiring holes 16b are located on adjacent sides or opposite sides of the cartridge body 11 to further reduce interference of strong electrical wires with the weak electrical wires. In one embodiment, one of the two opposite lengthwise box walls is provided with a weak current wiring hole 16a, and one of the two opposite widthwise box walls is provided with a strong current wiring hole 16b. In other embodiments, the positions of the strong current wiring hole 16b and the weak current wiring hole 16a may be interchanged.

In one embodiment, the cover 3 includes a plate-shaped closing portion 31 and an operating portion 32 provided on an outer surface of the closing portion 31, and the operating portion 32 is used for a user to operate the cover 3, so as to improve the convenience of sliding the cover 3. The operation portion 32 is preferably a protrusion protruding from the surface of the cover plate portion 31 to facilitate the holding by a person. In other embodiments, the operating portion 32 may be a handle protruding from the cover portion 31 or a handle slot recessed from the outer surface of the cover portion 31.

As shown in fig. 1, the cover 2 can be detachably fastened to the opening at the upper end of the box body 1, and after the cover 2 is fastened, the cover 2 downwardly supports and presses (i.e., toward the bottom of the main accommodating groove 113) the main control board 41, so as to limit the upper end of the main control board 41, thereby limiting the main control board 41 in all directions, preventing the main control board 41 from shaking in the electric control box, and improving the stability and reliability of the main control board 41.

As shown in fig. 1, 7 and 8, the lid body 2 includes a lid main body 21, the lid main body 21 is preferably a box-shaped structure, the lid main body 21 covers the box body 1, the upper end of the box body 1 is located inside the lid main body 21, the lid body 2 further includes a rib plate portion 24 protruding from the inner surface of the lid main body 21, and the rib plate portion 24 presses against the upper end surface of the box body 1. This kind of setting for the upper end of box body 1 is located the inboard of lid 2, can reduce the clearance between lid 2 and the box body 1, improves the dustproof, waterproof and grease proofing cigarette effect of automatically controlled box, and can reduce automatically controlled box overall height.

Preferably, the cover main body 21 includes a cover plate portion 211 and a rim portion 212 extending downward along the periphery of the cover plate portion 211, and the cover plate portion 211 is opposite to the upper end opening of the box body 1 and spaced apart from the opening to form a space for power line routing.

In one embodiment, the edge portion 212 extends outwardly to form a connecting plate portion 23, and the connecting plate portion 23 is parallel to and spaced apart from the cover plate portion 211. The web portion 23 is for connection to an external structure.

When the cover body 2 is in the closed position, the rib plate portion 24 presses against the main control board 41 to restrict the main control board 41 from moving upward. Meanwhile, the arrangement of the rib plate part 24 can also enhance the overall structural strength and rigidity of the cover body 2. The back of the cover plate 211 of the rib plate 24 is provided with a plurality of staggered ribs, at least one rib plate 24 abuts against the main control board 41, and at least one rib plate 24 abuts against the opening at the upper end of the box body 1.

In order to facilitate the routing of the power cord, a protruding portion 213 is convexly disposed on the rear side of the cover body 2, and a routing port 214 is disposed on a rear sidewall of the protruding portion 213, preferably, the routing port 214 is a U-shaped port with a downward opening. The provision of the projection 213 can increase the size of the wiring port 214, and allows the wiring of a power connection line having a large outer diameter.

Example two

As shown in fig. 9 and 10, an embodiment of the present invention further provides a range hood, which includes a smoke collecting hood 200, a control device 100 and a pumping and exhausting assembly, wherein the smoke collecting hood 200 has a smoke collecting cavity defined by a hood top plate 201, two hood side plates (not shown), a hood back plate 202 and a hood bottom plate 203, and a smoke exhaust port 2017 is formed on the hood top plate 201; the pumping and discharging assembly comprises a volute 300 arranged in the smoke collection cavity and a smoke discharge pipe connected to a smoke discharge port 2017 of the cover top plate 201, a fan is installed in the volute 300, an air inlet of the volute 300 is communicated with the smoke collection cavity, and an air outlet of the volute 300 is communicated with the smoke discharge port 2017; the control device 100 is electrically connected to the fan to control the fan to operate, so as to discharge the oil smoke in the smoke collection chamber to the external environment through the smoke discharge pipe, thereby realizing oil smoke pumping.

The control device 100 is installed at the cover top plate 201, and includes the above-mentioned electronic control box and the control module 4 disposed in the electronic control box. The control module 4 is installed in the box body 1, and the control module 4 is any one of an alternating current control module 4a and a direct current control module 4b, the direct current control module 4a includes a direct current main control board 4a1 and an electrical component 42 arranged on the direct current main control board 4a1, and the alternating current control module 4b includes an alternating current main control board 4b1 and an electrical component 42 arranged on the alternating current main control board 4a 2. It will be appreciated that the electrical components 42 of the ac control module 4b are not identical to the electrical components 42 of the dc control module 4 a.

As shown in fig. 11 and 12, in an embodiment, in order to facilitate the installation of the box 1 on the cover top plate 201, an installation opening 2011 is formed on the cover top plate 201, the box 1 is inserted into the installation opening 2011 and is detachably connected with the cover top plate 201, and the cover 2 is located above the cover top plate 201 and is detachably connected with the cover top plate 201 or the cover 2. From this, when needs are installed, are maintained and are changed control module 4 to box body 1 inside, only need operate lid 2 for the upper end opening of box body 1 is opened, exposes control module 4, can operate control module 4, improves and uses and maintains the convenience.

In one embodiment, the cover 2 is rotatably connected to the cover top plate 201 or the box 1, so that when the cover 2 opens the upper opening of the box 1, the cover 2 does not separate from the cover top plate 201 or the box 1, and the cover 2 does not need to be mounted again, thereby simplifying the operation of opening or closing the cover 2. Simultaneously, lid 2 rotates with cover top board 201 or box body 1 to be connected for only once with cover top board 201 or box body 1 fixed connection can lid 2, reduce the quantity of connecting piece, improve lid 2 operation convenience.

For improving the assembly stability of box body 2 in installing port 2011, the shape of installing port 2011 and 11 upper end shape looks adaptations of main box body, each lateral wall of main box body 11 all with the edge butt of installing port 2011, make the lateral wall restriction box body 2 of installing port 2011 in the displacement of horizontal all directions from this, avoid box body 1 to cover roof 201 relatively and produce rocking of horizontal direction, improve the installation stability of box body 2 and cover roof 201.

A flange 18 extends outward from the upper opening edge of the box main body 11, and the flange 18 is mounted on the upper end surface of the cover top plate 201. Thereby, the suspension mounting of the cartridge 1 at the mounting port 2011 can be ensured. In order to improve the stability of the case 1 on the top cover plate 201, the flange 18 extends outward to form ear plate portions 19, the ear plate portions 19 are respectively disposed on at least two opposite sides of the case 1, and the ear plate portions 19 are provided with first fixing holes 191. Second fixed orifices 2015 has been seted up on the cover roof 201, and second fixed orifices 2015 and first fixed orifices 191 one-to-one set up, and box body 1 is connected through the screw thread spare of wearing to locate first fixed orifices 191 and second fixed orifices with cover roof 201. The first fixing hole 191 is preferably a light hole, and the second fixing hole 2015 is preferably a screw hole.

In an embodiment, the box body 1 is detachably connected to the cover top plate 201, and the cover body 2 is detachably connected to the cover top plate 201, so that after the box body 1 is assembled to the cover top plate 201, the cover body 2 can be detached from the box body 1, the assembly precision requirement is reduced, and the assembly and disassembly convenience of the cover body 2 is improved. In other embodiments, the cover 2 may also be directly connected to the box 1, and the connection mode may be a rotatable connection or a detachable connection.

Preferably, lid 2 and cover roof 201 are rotated and are connected to make lid 2 open or close the upper end opening of box 1 through the upset, conveniently to the installation, the dismantlement and the maintenance of box 1 inside control module 4. In other embodiments, the cover body 2 may also be detachably connected to the cover top plate 201 directly by using a snap-fit or screw connection.

In one embodiment, the connecting plate portion 23 of the lid 2 is attached to the upper surface of the lid plate 201, so as to increase the contact area between the lid 2 and the lid plate 201 and improve the installation reliability of the lid 2.

In an embodiment, the connecting plate portion 23 has a first fastening hole 231, the cover top plate 201 has a second fastening hole 2016, the first fastening hole 231 and the second fastening hole 2016 are disposed in a one-to-one correspondence, and the cover body 2 and the cover top plate 201 are connected by a screw inserted into the first fastening hole 231 and the second fastening hole 2016, so as to ensure that the cover body 2 can be stably maintained at a closed position. Preferably, the first fastening holes 231 are provided at intervals in the length direction of the side connection plate part 23 at least two to improve connection reliability and tightness.

In an embodiment, the top plate 201 is recessed downward to form a groove 2012, and the bottom of the groove 2012 defines the mounting opening 2011, the second fixing hole 2015 and the second fastening hole 2016. Flange 18 of case 1 and web 23 of lid 2 are located in recess 2012. The height of the protruding cover top plate 201 of the electric control box can be reduced by arranging the groove 2012, so that the structure compactness is improved.

In the detailed description of the above embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the above technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The details of the foregoing embodiments are merely representative of several embodiments of the present invention, which are described in more detail and detail, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The utility model provides an automatically controlled box, includes box body (1) and lid (2) that the lock is connected, its characterized in that, box body (1) has upper shed's main holding tank (113), follow in main holding tank (113) box body (1) width direction's both sides have first slot (115) and second slot (116) of upper shed respectively, first slot (115) are used for pegging graft direct current main control board (4 a 1), second slot (116) are used for pegging graft and exchange main control board (4 b 1), first slot (115) are followed box body (1) length direction's length is greater than second slot (116) are followed length direction's length.

2. An electric control cassette according to claim 1, wherein the primary accommodation groove (113) includes a first groove portion (1131) and a second groove portion (1132) provided side by side and in communication in the width direction, a length of the first groove portion (1131) in the length direction being larger than a length of the second groove portion (1132) in the length direction;

a plurality of first convex ribs (12) are convexly arranged on two opposite side walls of the first groove portion (1131) along the length direction and/or the bottom of the first groove portion (1131), and the first convex ribs (12) are encircled to form the first slot (115);

second slot part (1132) is followed length direction's relative both sides wall and/or the tank bottom of first slot part (1131) is protruding to be equipped with a plurality of second protruding muscle (13), and is a plurality of second protruding muscle (13) enclose to establish and be formed with second slot (116).

3. The electrical control box according to claim 1, wherein the box body (1) further has an auxiliary receiving groove (114) with an upper opening, the auxiliary receiving groove (114) is located at one side of the main receiving groove (113) and is communicated with the main receiving groove (113), a groove bottom of the auxiliary receiving groove (114) is higher than a groove bottom of the main receiving groove (113), and the auxiliary receiving groove (114) is used for installing an electrical accessory device (43) adapted to the dc main control board (4 a 1) or the ac main control board (4 b 1).

4. The electric control box according to claim 1, wherein a weak current wiring hole (16 a) and a strong current wiring hole (16 b) are respectively formed through the side wall of the box body (1), the electric control box further comprises a cover (3), and the cover (3) can block or open the weak current wiring hole (16 a).

5. The electrical control box according to claim 4, characterized in that the outer side wall of the box body (1) is provided with a sliding groove (173), the cover (3) is slidably arranged in the sliding groove (173), and the cover (3) can be slidably switched relative to the box body (1) between a blocking position for blocking the weak current wiring hole (16 a) and an opening position for opening the weak current wiring hole (16 a).

6. The electric control box according to claim 5, characterized in that the chute (173) has guide grooves (174) on its two opposite side walls, and the cover (3) has two opposite sides slidably inserted in the guide grooves (174);

and/or, the lateral wall epirelief of box body (1) is equipped with slide protruding rib (17), slide protruding rib (17) enclose to establish and form spout (173).

7. An electrical control box according to claim 5, characterized in that the chute (173) has an opening at least at one end, from which the cover (3) can enter or exit the chute (173);

the protruding spacing portion (15) that is equipped with of box body (1) lateral wall, spacing portion (15) set up in the opening part, spacing portion (15) can with the tip butt of closing cap (3) is in order to restrict closing cap (3) is deviate from spout (173).

8. The electrical control box according to any one of claims 1 to 7, wherein when the cover (2) is fastened to the opening at the upper end of the box body (1), the cover (2) presses the dc control board (4 a 1) or the ac control board (4 b 1) toward the bottom of the main receiving groove (113).

9. A range hood, comprising a hood panel (201), characterized by further comprising an electric control box according to any one of claims 1 to 8, wherein the hood panel (201) is provided with a mounting port (2011), the box body (1) is inserted into the mounting port (2011) and detachably connected to the hood panel (201), and the cover body (2) is located above the hood panel (201) and detachably connected to the hood panel (201) or the box body (1).

10. The range hood according to claim 9, wherein the cover (2) is rotatably connected with the hood top plate (201) or the box body (1).

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