TWI651505B - refrigerator - Google Patents

Abstract

A refrigerator includes a case, a refrigeration system, and a control module. The box has at least one refrigerating chamber and a receiving slot. The refrigeration system is configured to maintain the at least one refrigerating chamber at an appropriate temperature and includes an inverter compressor disposed in the accommodating tank. The control module is disposed in the accommodating slot and includes a protective case, and a control circuit board disposed in the protective case, the control circuit board is electrically connected to the inverter compressor and used to control the inverter compressor .

Description

refrigerator

The present invention relates to a refrigerator, and more particularly to a refrigerator having an inverter compressor.

An existing inverter refrigerator includes a box body, an inverter compressor, and a control circuit board, the box body is formed with a refrigerating chamber, and a receiving groove formed on the rear side and accommodating the inverter compressor, the control The circuit board is electrically connected to the inverter compressor to control the inverter compressor, and the control circuit board is embedded in another groove formed on the rear side of the casing and different from the receiving groove, in the volume of the casing In the case where the size is fixed, the volume of the refrigerating compartment of such a refrigerator may be limited by the volume of the recess.

Accordingly, it is an object of the present invention to provide a refrigerator in which the refrigerating chamber is not limited to accommodate the volume of the recess of the control circuit board.

Thus, in some embodiments, the refrigerator of the present invention comprises a casing, a refrigeration system, and a control module. The box has at least one refrigerating chamber and a receiving slot. The refrigeration system is configured to maintain the at least one refrigerating chamber at an appropriate temperature and includes an inverter compressor disposed in the accommodating tank. The control module is disposed in the receiving slot and includes a protective case, and a protective case is disposed in the protective case A control circuit board electrically coupled to the inverter compressor and for controlling the inverter compressor.

In some embodiments, the protective casing includes a first casing and a second casing having flame retardancy, and the first casing and the second casing are fluidly combined to jointly define the receiving Controls an internal space of the board and prevents liquid from entering the interior.

In some embodiments, the first housing has a first engagement portion, and the second housing has a second engagement portion that engages the first engagement portion, the protective housing further including a clip a foam member between a first joint of a casing and a second joint of the second casing.

In some embodiments, the first housing has a first engagement portion, and the second housing has a second engagement portion that engages the first engagement portion, the first engagement portion having at least a portion of two Parallel spaced apart first engagement walls, the second engagement portion being at least partially located between the two first engagement walls.

In some embodiments, the case includes two side walls on the left and right sides, a rear wall connected to the rear sides of the two side walls, and a front side that is openably connected to the two side walls to close the at least one refrigerating chamber At least one door cover and a partition wall connected to the two side walls and the rear wall for separating the at least one refrigerating chamber from the accommodating groove.

In some embodiments, the case further includes a top wall connected to the top of the two side walls, and a bottom wall connected to the front side of the bottom of the two side walls, the partition wall including a bottom from the bottom of the rear wall toward the door a first spacing portion extending in a cover direction, and a second spacing portion connected between the end edge of the first spacing portion and a rear side of the bottom wall, the at least one refrigerating chamber being the two side walls, the top wall, The bottom wall and the room The partition wall is jointly defined, and the casing further includes a rear side connected to the bottom of the two side walls to define a bearing wall of the accommodating groove together with the two side walls, and the inverter compressor is disposed on the bearing On the wall.

In some embodiments, the inverter compressor is located at a center of the load bearing wall, and the control module is disposed on one of the two side walls and spaced apart from the inverter compressor.

In some implementations, the protective case is formed with a fixing groove, and the control module further includes a first cable connected to the control circuit board, the first cable includes a line body and a line formed on the line The body is fixed to the fixing portion of the fixing groove.

The present invention has at least the following effects: the control module disposed in the accommodating slot and having the protective casing and the control circuit board eliminates the need for another space to accommodate and protect the control circuit. The plate, and thus the space formed in the at least one refrigerating compartment of the casing, is thus reduced.

10‧‧‧ refrigerator

1‧‧‧ cabinet

11‧‧‧Refrigerator

12‧‧‧ accommodating slots

13‧‧‧ side wall

14‧‧‧ Back wall

15‧‧‧ door cover

16‧‧‧ partition wall

161‧‧‧First compartment

162‧‧‧Second compartment

17‧‧‧ top wall

18‧‧‧ bottom wall

19‧‧‧ Carrying wall

191‧‧‧Relying Ministry

1a‧‧‧ partition wall

2‧‧‧Refrigeration system

21‧‧‧Inverter compressor

3‧‧‧Control Module

31‧‧‧Protection shell

311‧‧‧ first housing

311a‧‧‧First joint

311b‧‧‧Snap hole

311c‧‧‧First fixing hole

311d‧‧‧first joint wall

312‧‧‧ second housing

312a‧‧‧Second joint

312b‧‧‧Snap ribs

312c‧‧‧Second fixing hole

313‧‧‧Internal space

314‧‧‧Fixed grooves

32‧‧‧Control circuit board

33‧‧‧First cable

331‧‧‧Line body

332‧‧‧ fixed department

34‧‧‧Second cable

4‧‧‧Locking screws

5‧‧‧ fixing screws

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of an embodiment of a refrigerator according to the present invention; FIG. 2 is a schematic cross-sectional view of FIG. FIG. 3 is a perspective view showing a control module of the embodiment; FIG. 4 is a perspective exploded view of FIG. 3; FIG. 5 is a perspective view different from FIG. ;and Figure 6 is a perspective exploded view of Figure 5.

Referring to FIG. 1, an embodiment of a refrigerator 10 of the present invention includes a case 1, a refrigeration system 2, and a control module 3.

Referring to FIG. 2, the cabinet 1 has at least one refrigerating chamber 11 and a receiving slot 12. In this embodiment, the casing 1 includes two side walls 13 on the left and right sides, a rear wall 14 connected to the rear side of the two side walls 13, and a front side that is openably connected to the two side walls 13 to close the casing. At least one door cover 15 of at least one refrigerating chamber 11 and a partition wall 16 connected to the two side walls 13 and the rear wall 14 for separating the at least one refrigerating chamber 11 and the accommodating groove 12. In more detail, in the present embodiment, the casing 1 further includes a top wall 17 connected to the top of the two side walls 13, and a bottom wall 18 connected to the front side of the bottom portions of the side walls 13. The partition wall 16 includes a first partition portion 161 extending from the bottom of the rear wall 14 toward the door cover 15 , and a first connecting portion between the end edge of the first partition portion 161 and the rear side of the bottom wall 18 . Two spacers 162. The at least one refrigerating chamber 11 is defined by the two side walls 13, the top wall 17, the bottom wall 18 and the partition wall 16, and the box body 1 further comprises a rear side connected to the bottom of the two side walls 13 to The two side walls 13 and the partition wall 16 jointly define a bearing wall 19 of the receiving groove 12 . Further, in the present embodiment, the number of the refrigerating chamber 11 and the door cover 15 is actually two groups, and the two refrigerating chambers 11 are spaced apart by a partition wall 1a parallel to the top wall 17, but the refrigerating chamber 11 The number of the door covers 15 may also be one or more than one set, and is not limited thereto.

The refrigeration system 2 is configured to maintain the at least one refrigerating chamber 11 at an appropriate temperature, and includes a The inverter compressor 21 is disposed in the accommodating groove 12. In the present embodiment, the inverter compressor 21 is located at the center of the carrier wall 19. Further, the carrying wall 19 has a bottom portion 191 which is located at the center and is recessed downward to be supported by the ground, and the inverter compressor 21 is disposed on the abutting portion 191 of the carrying wall 19, The vibration energy generated when the inverter compressor 21 is operated can reduce the amplitude of the vibration by the abutment portion 191 supported by the ground, thereby reducing the noise generated by the vibration; in addition, since the inverter compressor 21 usually has With a certain weight, by setting the inverter compressor 21 at a lower position, the assembly of the present embodiment can be made easier, and the center of gravity of the embodiment can be lowered to stabilize the body and facilitate transportation.

Referring to FIG. 1 to FIG. 4 , the control module 3 is disposed in the accommodating slot 12 , and in the embodiment, the control module 3 is disposed on one of the two side walls 13 and is coupled to the inverter compressor. 21 is separated by a distance to avoid interference from the inverter compressor 21 (for example, electromagnetic interference, thermal energy interference), but is not limited thereto. The control module 3 includes a protective case 31, and a control circuit board 32 disposed in the protective case 31. The control circuit board 32 is electrically connected to the inverter compressor 21 and is used to control the inverter compressor 21. In this embodiment, the control circuit board 32 has a plurality of electronic components (such as a chip, a capacitor, a diode, etc., not shown), and the control circuit board 32 is screwed to the first housing 311. But not as a limit. The protective case 31 disposed in the receiving slot 12 and the control circuit board 32 disposed in the protective case 31 eliminates the need for another space to accommodate and protect the control circuit board. 32, further avoiding the space formed in the at least one refrigerating compartment 11 of the casing 1 is thus reduced.

In the present embodiment, the protective casing 31 includes a first casing 311 and a second casing 312 having flame retardancy, and the first casing 311 and the second casing 312 are fluidly combined to share Defining an internal space 313 for accommodating the control circuit board 32 and preventing liquid from entering the internal space 313, further In other words, the first casing 311 and the second casing 312 are made of Acrylonitrile Butadiene Styrene (ABS), which has a flame retardant rating. UL945VA (thickness 2.6mm) level, but not limited to this. In addition, in the embodiment, the first housing 311 has two snap holes 311b at the top, and the second housing 312 has two buckles at the top and respectively fasten the two snap holes 311b. The first housing 311 is further formed with a first fixing hole 311c at the bottom, and the second housing 312 is further formed with a position corresponding to the first fixing hole 311c and extends through the second housing 312. The second fixing hole 312c is fixed to the first fixing hole 311c and the second fixing hole 312c by a locking screw 4 to fix the second housing 312 to the first housing 311. .

The first housing 311 has a first engaging portion 311a. The second housing 312 has a second engaging portion 312a that is engaged with the first engaging portion 311a. The protective housing 31 further includes a first clamping portion. a foam member (not shown) between the first engaging portion 311a of the housing 311 and the second engaging portion 312a of the second housing 312, the foam member for reinforcing the first housing 311 and the first The liquid tightness between the two casings 312. In more detail, the first engaging portion 311a has at least a portion of two first engaging walls 311d spaced apart from each other, the second engaging portion 312a being at least partially located between the two first engaging walls 311d, but not This is a limitation. In the embodiment, the first joint portion 311a has the two first joint walls 311d at a portion exposed to the accommodating groove 12 to strengthen the liquid from the first shell 311 and the second shell. The first joint portion 311a may have two first joint walls 311d spaced apart from each other in parallel, which is not limited thereto.

Referring to FIG. 5 and FIG. 6 , in addition, in the embodiment, the protective shell 31 is in the first housing. A fixing recess 314 is formed on the 311. The control module 3 further includes a first cable 33 connected to the control circuit board 32 and passing through the protective shell 31, and a connecting circuit board 32 and the control circuit board 32. The second cable 33 is disposed between the inverter compressors 21 and the second cable 34 of the protective casing 31. The first cable 33 includes a wire body 331 and a wire body 331 formed on the wire body 331 and fastened to the fixing groove 314. In the embodiment, the fixing portion 332 is reinforced and fixed to the fixing groove 314 by a fixing screw 5, and in the embodiment, the first cable 33 is used for transmitting the control circuit board. The power cable of the required power is fixed to the protective casing 31 by the matching fixing groove 314 and the fixing portion 332 to avoid the first wire. When the cable 33 (power cord) is pulled, the connection to the control circuit board 32 is poorly contacted or short-circuited. Further, in the present embodiment, the tension of the first cable 33 (power cord) The pull force reaches 150N. In addition, in the embodiment, the control module 3 further includes two iron core magnetic rings (not shown) respectively sleeved on the first cable 33 and the second cable 34, by using the The iron core magnetic ring can prevent the control circuit board 32 of the control module 3 from being subjected to electromagnetic interference.

In summary, the refrigerator 10 of the present invention, by the protective casing 31 disposed in the accommodating groove 12 and the control circuit board 32 disposed in the protective casing 31, the casing 1 does not need to form another The space accommodates and protects the control circuit board 32, thereby preventing the space formed in the at least one refrigerating chamber 11 of the casing 1 from being reduced, so that the object of the present invention can be achieved.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still The scope of the invention is covered.

Claims (6)

A refrigerator comprising: a box having at least one refrigerating chamber and a receiving slot; a refrigerating system for maintaining the at least one refrigerating chamber at an appropriate temperature, and including a variable frequency compression disposed in the receiving slot And a control module disposed in the accommodating slot and including a protective case, and a control circuit board disposed in the protective case, the control circuit board is electrically connected to the inverter compressor and used for controlling In the inverter compressor, the protective casing includes a first casing and a second casing having flame retardancy, and the first casing and the second casing are fluidly combined to jointly define the control circuit. An inner space of the plate and preventing liquid from entering the inner space, the first housing having a first engaging portion, the second housing having a second engaging portion engaged with the first engaging portion, the protective case further comprising A foam member interposed between the first engaging portion of the first housing and the second engaging portion of the second housing. The refrigerator according to claim 1, wherein the first joint portion has at least a portion of two first joint walls spaced apart from each other, the second joint portion being at least partially located between the two first joint walls. The refrigerator according to claim 1, wherein the casing comprises two side walls on the left and right sides, a rear wall connected to the rear side of the two side walls, and a front side removably connected to the two side walls to close the box. At least one door cover of at least one refrigerating chamber, and a partition wall connected to the two side walls and the rear wall for separating the at least one refrigerating chamber from the accommodating groove. The refrigerator according to claim 3, wherein the casing further comprises a top wall connected to the top of the two side walls, and a bottom wall connected to the front side of the bottom of the two side walls, the partition wall including a rear wall a first spacing portion extending toward the door cover at the bottom, and a second spacing portion connected between the end edge of the first spacing portion and the rear side of the bottom wall, the at least one refrigerating The chamber is defined by the two side walls, the top wall, the bottom wall and the partition wall, and the box further includes a rear side connected to the bottom of the two side walls to define the same with the two side walls, the partition wall A load bearing wall of the receiving groove is disposed on the bearing wall. The refrigerator according to claim 4, wherein the inverter compressor is located at a center of the load bearing wall, and the control module is disposed on one of the two side walls and spaced apart from the inverter compressor by a distance. The refrigerator of claim 1, wherein the protective casing is formed with a fixing groove, the control module further includes a first cable connected to the control circuit board, the first cable includes a line body and a Formed on the wire body and fastened to the fixing portion of the fixing groove.