A kind of refrigerator
The present invention relates to a kind of refrigerator, particularly there is the refrigerator of the box body holding at least one circuit substrate.
The inside of refrigerator is equipped with the circuit substrate of the such as pcb board for refrigerator is controlled, and in order to deposit circuit substrate better, generally controls box and is embedded on refrigerator, be then contained in by the electric appliance component including circuit substrate in control box again.
It is embedded in the control box on casing (being such as embedded in top or the rear portion of refrigerator) and not only occupies the thickness of casing thermal insulation layer, and add the probability of casing leakage bubble.
[summary of the invention]
It is an object of the invention to overcome the technical problem existed at least one prior art, and the refrigerator of a kind of improvement is provided.
For achieving the above object, the present invention provides a kind of refrigerator, including: holding the Machine Room of compressor, described Machine Room has sidewall；And it is positioned at the box body of described Machine Room, accommodate at least one circuit substrate in described box body；Described box body is removably attached on described sidewall, described box body and sidewall one of them have in order to another hook structure being connected in described box body and sidewall, in described box body and sidewall, another has the snap ring and/or bayonet socket that coordinate with hook structure.
First, owing to the box body in order to hold circuit substrate is arranged in Machine Room, thus box body need not be embedded on casing, this not only reduces leakproof bubble difficulty of casing, and need not be more prone to heat exchange inside and outside casing at thermal insulation layer place and cold draining because of the thickness and causing of the thermal insulation layer taking casing because of box body.Secondly, owing to box body is detachably accepted in Machine Room, can be arranged on again in Machine Room after forming prefabricated unit after circuit substrate is arranged on box body, in other words, include box body can overall to dismantle from Machine Room with the pre-assembled module of circuit substrate, it reduce the installation and removal difficulty of electrical equipment module.Finally, due to can be connected by hook structure grab between box body and sidewall so that the installation of box body and dismounting more convenient and quicker.
According to one exemplary embodiment of the present invention, described hook structure includes at least one L-type leg, adopts L-type leg to be easier to and snap ring or bayonet fittings.
According to one exemplary embodiment of the present invention, described box body also has a fixing hole for holding screw, and described sidewall has the screw coordinated with fixing hole.Adopting a screw to fix, the installation being possible not only to make control box is more reliable, also avoids adopting the trouble installed one by one and remove during multiple screw.
According to one exemplary embodiment of the present invention, described box body being provided with wire harness fixing device, described wire harness fixing device includes multiple through hole do not closed.Pass through wire harness fixing device, fix in position of wire harness, and the step of wire harness can need not be rearranged, it is also possible to the forceful electric power bundle and light current bundle that control device are separately fixed when installing and controlling device, reduce the forceful electric power electromagnetic interference to light current, improve electric performance.
According to one exemplary embodiment of the present invention, described Machine Room is positioned at the lower position of described refrigerator shell.Control device is mounted on the top of the compressor room on the downside of refrigerator shell rather than refrigerator, so that the top of refrigerator can be foamed layer and fill, adds the thickness of foaming layer, decrease the probability that condensed water produces, decrease the potential safety hazard of electric component.
According to one exemplary embodiment of the present invention, also including one or several terminals bar, terminal strip need not be removably attached on box body by screw.Being connected with circuit substrate by wire by terminal strip, wire need not be connected with circuit substrate one by one by multiple terminals, thus reducing the Package size of housing, reduces packing cost to a certain extent.
According to one exemplary embodiment of the present invention, also including a cover plate, described cover plate is detachably connected by buckle and described box body, and exposed terminal strip outside can be covered by cover plate, increases in safety coefficient.
According to one exemplary embodiment of the present invention, described cover plate also defines an opening, be used for holding power line socket, make whole box body look more attractive.
According to one exemplary embodiment of the present invention, described box body includes the first housing and the second housing, first housing and the second housing are releasably secured together by multiple buckles, and described circuit substrate shape is fixed between described first housing and the second housing in locking manner.Do not need screw and just can realize installation and the dismounting of the first housing, the second housing and circuit substrate, and fixed form is more firm.
According to one exemplary embodiment of the present invention, described first housing has multiple fixed structure, it is possible to as the immobilizing foundation of other parts, it is also possible to selectivity uses, thus providing extra fixed pedestal for the space that Machine Room is limited.
According to one exemplary embodiment of the present invention, described box body is made up of deformable fire proofing material, it is possible to improve safety coefficient.
According to one exemplary embodiment of the present invention, at least one circuit substrate described includes controlling module and/or supply module, control module and supply module is arranged on a circuit substrate, it is possible to reduce configuration, saves cost.
The foregoing invention content of the present invention is not intended to all of possible embodiment describing the present invention.In whole application, many places provide guidance by enumerating example, and these examples may be used for various feasible combination.
[accompanying drawing explanation]
The present invention is only schematically illustrated and explains by the following drawings, not delimit the scope of the invention, wherein:
Fig. 1 is the sectional view of the part-structure of a preferred embodiment of the invention refrigerator；
Fig. 2 is the package assembly schematic diagram controlling device of a preferred embodiment of the invention refrigerator；
Fig. 3 is the overall structure figure controlling device of a preferred embodiment of the invention refrigerator；
Fig. 4 is Fig. 5 explosive view controlling device；
Fig. 5 is the structural representation controlling device the second housing of a preferred embodiment of the invention refrigerator；
Fig. 6 is the structural representation of one of them sidewall of compressor room of a preferred embodiment of the invention refrigerator.
Accompanying drawing labelling:
1 refrigerator 2 compressor room 3 controls box
Side box body 5 compressor 21 compressor room sidewall on 4 refrigerators
211 snap ring 212 screws 31 control box the first housing
32 control box the second housing 321 grab 322 wire harness fixing device
323 fixing hole 324 locating slots 33 control lid plate
331 buckle 332 positioning strip 333 openings
311 fixed structure 34 circuit substrate 35 buckles
36 terminal strip 361 barb groove 362 locating dowels
[detailed description of the invention]
Better being clearly understood from order to the technical characteristic of invention, purpose and effect are had, now comparison accompanying drawing illustrates the specific embodiment of the present invention, and label identical in the various figures represents that structure is identical, structure is similar but part that function is identical.Owing to emphasis is illustrating principles of the invention, so being not drawn to drawing.
Fig. 1 is the schematic diagram of a kind of embodiment of refrigerator of the present invention, and refrigerator 1 includes being positioned at the casing 4 on the upside of refrigerator 1 and is positioned at the Machine Room 2 on the downside of refrigerator, and compressor 5 is positioned at Machine Room 2, and therefore Machine Room 2 may also be referred to as compressor room 2.From Fig. 1 and Fig. 2 it can be seen that, control mounted box 3 and be fixed on a sidewall 21 of compressor room 2, about controlling the concrete structure of box 3 and controlling how box 3 is installed to sidewall 21 and hereafter will be specifically described.
As shown in Figure 3 and Figure 4, control device to include controlling box 3 and being contained in the circuit substrate 34 controlled in box.Wherein, circuit substrate 34 is the master control borad of refrigerator, and control device realizes the control to refrigerator major part device mainly by the control module of circuit substrate 34.Generally, the control device with master control borad can receive signal input (such as carrying out the signal of door trip or temperature sensor) and control the parts such as compressor, the illumination component of storeroom, fan and/or defrosting heater based on these signals. and such as, control device and can pass through frequency signal control compressor rotary speed to mate the temperature of each room；Inputted by the power supply of LED, control the break-make of LED simultaneously by gathering door trip signal.Each fan is controlled by frequency control signal.By temperature sensor feedback signal, control the break-make of each heater.It addition, circuit substrate 34 can only include supply module, it is also possible to only include control module, it is also possible to include supply module and control module simultaneously.
Control box 3 and include first housing the 31, second housing 32, cover plate 33.Wherein controlling box 3 is that deformable fire proofing material is made, and is possible not only to improve safety coefficient, and conveniently installs.
Control device and also include several terminals bar 36, one end of terminal strip is provided with barb groove 361, the other end is provided with and controls to position on box 3 locating dowel 362 that hole 312 is corresponding, terminal strip 36 can be made to be fixed on control box 3 by screw by barb groove 361 and locating dowel 312.During mounting terminal bar 36, first the locating dowel 362 of terminal strip 36 being inserted in the hole, location 312 controlling box 3, then terminal strip 36 just can be installed on control box 3 by pressing barb groove 361.Being connected with circuit substrate 34 by wire by terminal strip 36, wire need not be connected with circuit substrate 34 one by one by multiple terminals, thus reducing the Package size of box body 3, reduces packing cost to a certain extent.
First housing 31 and the second housing 32 be respectively provided on two sides with multiple buckle 35, it is most preferred that for, be respectively provided with two buckles 35 in the corresponding both sides of the first housing 31 and the second housing 32.In an alternative embodiment, it is also possible to multiple buckle 35 is set in any both sides of upper second housing 32.By buckle 35, first housing 31 and the second housing 32 are removably secured installation, make the fixing of the first housing 31 and the second housing 32 and dismantle faster.
The both sides of cover plate 33 are respectively provided with one or more buckle 331, and wherein one end of cover plate 33 is provided with positioning strip 332, and the second housing 32 is provided with the locating slot 324 corresponding with positioning strip 32.Cover plate 33 also defines an opening 334, is used for holding power line socket (not shown).When cover plate 33 is installed, first positioning strip 332 is inserted in locating slot 324, then pass through buckle 331 and cover plate 33 shape is fixed on the second housing 32 in locking manner.Cover plate 33 is possible not only to increase the safety of electronic device, also makes control box 3 look more attractive.
Control the first housing 31 of box 3 is provided with one or more fixed structure 311, it is possible to as the immobilizing foundation of other parts, it is possible to selectivity uses, thus providing extra fixed pedestal for the space that Machine Room 2 is limited.
As it is shown in figure 5, the second housing 32 is provided with multiple grab 321.In an alternative embodiment, grab 321 can be different shapes, such as L-shaped leg, and the quantity of grab 321 is two or more, it is preferred to 4.Diagonal positions at the second housing 32 is provided with a fixing hole 323 for holding screw.In an alternative embodiment, fixing hole 323 is arranged on any one position of the second housing 32 periphery, the quantity of fixing hole 323 can also be multiple, additionally can also replace fixing hole 323 with buckle or grab, it is preferable to employ a fixing hole 323, because adopting a screw to fix, the installation being possible not only to make control box 3 is more reliable, also avoids adopting the trouble installed one by one and remove during multiple screw.
As shown in Figure 6, a sidewall 21 of Machine Room 2, sidewall 21 is provided with multiple snap ring 211, the quantity of snap ring 211 and position respectively with the quantity of the L-type leg 321 on the second housing 32 and position one_to_one corresponding.In an alternative embodiment, it is possible to offer corresponding opening on sidewall 21 to replace snap ring, namely bayonet socket replaces snap ring 211.Additionally, sidewall 21 is also provided with a screw 212 corresponding with the fixing hole 323 on the second housing 32, In an alternative embodiment, screw 212 can also be multiple, the position of screw 212 and quantity and fixing hole 323 position and quantity one_to_one corresponding on the second housing 32.When control box 3 is installed, first the L-type leg 321 controlled on box 3 is slipped into the snap ring on Machine Room sidewall 21 or in bayonet socket 211, then pass through a screw through the fixing hole 323 controlled on box 3 and the screw 212 on sidewall 21, thus being installed to controlling box 3 on the sidewall 2 of Machine Room.In an alternative embodiment, is not provided with fixing hole 323 and screw 212, but is fixed on sidewall 21 by control box 3 with buckle or grab, makes the installation of control box 3 realize without screw.Equally, when dismounting controls box 3, it is only necessary to unload next screw or open buckle or grab, then Sliding Control box 3 gently, make L-type leg 321 depart from snap ring or bayonet socket 211.Adopt this installation fixed form to enormously simplify the installation and removal step controlling box 3, be conducive to controlling the after-sales service of device.
It addition, In an alternative embodiment, by the mounting structure being arranged on Machine Room 2 sidewall 21 and be arranged on the mounting structure controlled on box the second housing 32 and exchange, equally possible realize identical effect, control box 3 is installed on sidewall 21.
Control box 3 is arranged in compressor room 2, and does not reside at the top of refrigerator, it is possible to make the top of refrigerator be foamed layer and fill, add the thickness of foaming layer, decrease the probability that condensed water produces, decrease the potential safety hazard of electric component.
Second housing 32 is also provided with multiple wire harness fixing device 322, it is preferred to 5.Wire harness fixing device 322 adopts the through hole do not closed, more convenient fixed beam.By wire harness fixing device 322, fix in position of wire harness, and the step of wire harness can need not be rearranged when installing and controlling device.Wire harness has certain activity surplus without coming off in the space allowed, therefore wire harness will not owing to too bending or reversing and meet with stresses, wire harness fixing device 322 can also be separately fixing by the forceful electric power bundle and light current bundle controlling device, reduce the forceful electric power electromagnetic interference to light current, improve electric performance.
Above content is in conjunction with specific embodiment further description made for the present invention, it is impossible to assert that specific embodiment of the invention is confined to these explanations.For those skilled in the art, under the premise without departing from the design of the present invention, it is also possible to make several simple deduction or replace, protection scope of the present invention all should be belonged to.