JP2017009152A - refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a refrigerator of which maintainability is improved by facilitating fixing or removal of a cover at a lead wire connector connected part.SOLUTION: An opening of a connector storing chamber 30 arranged at a storing chamber is covered by a cover 40, at least two engaging parts 38 are arranged in the connector storing chamber, the cover is provided with locking parts 41a, 41b in correspondence with the engaging parts, the locking part of the cover 40 is engaged with an engaging part of the opening part and at the same time a stopper member is engaged with one of the engaging portions of the engaging part and the locking part. With this arrangement as above, a mere simple work for fitting the locking part into the engaging part of the connector storing chamber enables the cover to be installed at the opening of the connector storing chamber without screwing and also enables a component element maintainability to be improved. In addition, since the stopper is engaged with it, it is possible to fix and hold the cover rigidly in the same manner as that of a screw fastening and the connector connecting part can be positively protected.SELECTED DRAWING: Figure 10

Description

  The present invention relates to a refrigerator, and more particularly, to a processing configuration of a connection portion between a main body side lead wire and component side lead wires of various components provided in various places in the main body.

  Generally, a refrigerator has a storage room such as a refrigerator room, a vegetable room, and a freezer room in the refrigerator body, and a temperature sensor is provided in some of these rooms and supplies cold air to the refrigerator room and the vegetable room. The duct to be provided is provided with a damper or the like. The temperature sensor, the damper, etc. are connected by pulling out the lead wire in the back wall of the refrigerator main body from the back wall, etc., and the connecting portion between the main body lead wire and the component lead wire of the temperature sensor, the damper, etc. (See, for example, Patent Document 1).

  FIG. 13 shows a refrigerator described in Patent Document 1. In the case of this refrigerator, a heater 102 is provided in the vegetable compartment 101, and a lead wire 103 of the heater 102 is pulled out from the back wall of the refrigerator main body 104. Is connected to. The main body lead wire 105 and the heater lead wire 103 are connected to each other in a storage portion 106 provided in the rear of the vegetable compartment, and the connector connecting portion between the main body lead wire 105 and the heater lead wire 103 is a connector cover. The connector cover 107 is attached and fixed to the rear wall of the vegetable compartment with screws 108.

JP-A-10-205984

  The refrigerator described in Patent Document 1 has an advantage that the maintenance performance of the heater 102 is good because the main body lead wire 105 and the heater lead wire 103 can be attached and detached from the vegetable compartment 101.

  However, since the connector cover 107 covering the connector connecting portion is attached and fixed by the screws 108, it is troublesome to attach and detach the connector cover 107, resulting in a decrease in maintainability with a high folding angle.

  In particular, the screwing is located in the back of the vegetable compartment 101, and the connector cover 107 is provided near the ceiling of the vegetable compartment so that it does not stand out. The ceiling wall and the side wall of the vegetable room 101 are obstructive, and it takes time for screwing work, and the maintainability is greatly reduced.

  This invention is made in view of such a point, and provides the refrigerator which made easy the attachment or detachment of the cover which covers a lead wire connection part.

In order to achieve the above object, the present invention provides a connector storage chamber with an opening facing the storage chamber, the connector storage chamber having at least two engaging portions, and the connector storage chamber. A cover that covers the opening is provided with a locking portion corresponding to the engaging portion, and the locking portion of the cover is engaged with the engaging portion of the connector storage chamber, and the engaging portion and the locking portion One of the engaging portions has a configuration in which a stopper member is engaged.

  As a result, the cover can be attached to the opening of the connector storage chamber by simply inserting the stopper portion into the engagement portion of the connector storage chamber and pushing the stopper member into the portion. The stopper member engaged with the engaging part of the connector and the engaging part of the connector storage chamber prevents the cover from being inadvertently removed, so that the cover covering the opening of the connector storing room is firmly fixed and held in the same way as screwing. It is possible to protect the connector connection portion reliably.

  According to the present invention, the above-described configuration enables the cover of the connector storage chamber to be easily attached and detached, and can be firmly fixed and held, improving the maintainability and reliably protecting the lead wire connector connection portion. It can be a refrigerator.

Front view of the refrigerator in Embodiment 1 of the present invention Front view when the refrigerator door is opened Vertical section of the refrigerator External perspective view showing lead wire connecting portion of the refrigerator The exploded perspective view which shows the lead wire connection part of the refrigerator Plan view showing lead wire connection part of the refrigerator An enlarged perspective view showing a lead wire connecting portion of the refrigerator Enlarged sectional view showing the lead wire connection part of the refrigerator The exploded view which shows the lead wire storage chamber, the cover, and the stopper member in the lead wire connection part of the refrigerator The exploded perspective view which shows the lead wire storage chamber and cover in the lead wire connection part of the refrigerator (A) Perspective view perspective view of the cover covering the lead wire connecting portion of the refrigerator, (b) is a perspective view when the cover is viewed from below, (c) is a side view of the cover, (d) is the same Top view of cover (A) The perspective view of the stopper which covers the lead wire connection part of the refrigerator, (b) is the perspective view which looked at the stopper member from the downward direction (A) The front view which shows the inside of the conventional refrigerator, (b) is sectional drawing of the lead wire connection part, (c) is the front view of the lead wire connection part

  1st invention is equipped with the refrigerator main body, the storage chamber provided in the refrigerator main body, the connector storage chamber provided with the opening part facing the said storage chamber, and the cover which covers the opening part of the said connector storage chamber The connector storage chamber is provided with at least two engaging portions, and the cover is provided with a locking portion corresponding to the engaging portion, and the cover locking portion is engaged with the connector storage chamber. In addition, the stopper member is engaged with one of the engaging portions between the engaging portion and the locking portion from the cover surface side.

  As a result, the cover can be attached to the opening of the connector storage chamber by simply inserting the stopper portion into the engagement portion of the connector storage chamber and pushing the stopper member into the portion. The stopper member engaged with the engaging part of the connector part and the engaging part of the connector storage chamber prevents the cover from being inadvertently removed, so that the cover covering the opening of the connector storage room is firmly fixed in the same way as screwing. It can hold | maintain and can protect a connector connection part reliably.

According to a second invention, in the first invention, the cover is provided with an anti-detachment hole adjacent to the engaging part on the side where the stopper member is engaged, and the stopper member is inserted into the anti-detachment hole. The cover is provided with a disengagement prevention portion that restricts the locking portion of the cover from being disengaged from the engagement portion of the connector storage chamber.

  As a result, the cover can be securely held without being inadvertently removed, and the cover is provided with a hole for preventing the cover from being removed, because the locking portion reliably maintains the locked state without coming off the engaging portion. Since the engagement portion on the side can have a relatively weak engagement force, the engagement portion of the cover can be attached to and detached from the engagement portion of the connector storage chamber with a light force. Workability can be greatly improved.

  According to a third invention, in the first or second invention, the connector storage chamber is provided with a rotation fulcrum support portion at a rear portion on the rear side of the storage chamber, and a cover is made to correspond to the rotation fulcrum support portion. A pivot fulcrum is provided, and the cover is fitted to the pivot fulcrum support of the connector storage chamber, the front portion is rotated to the connector storage chamber, and the cover locking portion is connected to the connector. It is set as the structure engaged with the engaging part of a storage chamber.

  Thus, the cover is fitted to the rotation fulcrum support portion of the connector storage chamber without positioning the cover locking portion and the engagement portion of the connector storage chamber, and the cover is moved to the connector storage chamber side. It can be installed simply by turning it, and the workability of installing the cover is dramatically improved.

  According to a fourth aspect of the present invention, in the first to third aspects, the connector storage chamber is provided at a side portion of a protruding portion of a cold air duct provided on the back surface of the storage chamber, and the opening of the connector storage chamber is the cold air duct. By opening the rear upper surface of the shelf plate pressed against the back of the storage chamber so as to sandwich the protruding portion of the shelf, and by the decorative cover constituting the substantially same surface as the upper surface of the shelf plate above the cover attached to the opening As a covered configuration.

  As a result, the connector storage chamber can be installed without protruding in the storage chamber using the space on the side of the protruding portion of the cold air duct, and at the same time, it is covered with a decorative cover that is substantially flush with the top surface of the shelf board. Therefore, it can be made inconspicuous and the beauty of the interior of the storage room can be enhanced.

  5th invention is 4th invention, each engaging part of the said connector storage chamber and each latching | locking part of a cover are provided in the near side part away from the storage room back wall in the side direction of a cold air duct, In addition, the stopper member is configured to be engaged with an engaging portion between the engaging portion and the engaging portion on the side away from the cold air duct.

  Accordingly, the stopper member can be attached and detached without being obstructed by the protruding wall surface of the cold air duct or the back wall of the storage chamber, and the workability of attaching and detaching the cover can be further improved.

  According to a sixth invention, in the fifth invention, the stopper member has a rod-like stopper locking portion for fixing the stopper member itself to the cover, and the locking portion side surface of the stopper locking portion is an inclined surface. is there.

  As a result, the stopper member can be removed from the cover by deforming the stopper locking part in the direction of disengagement by inserting a ruler or a flat-blade screwdriver along the inclined surface of the stopper locking part, and the stopper member can be easily removed. This improves workability.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The present invention is not limited to the embodiment.

(Embodiment 1)
FIGS. 1-12 shows Embodiment 1 of this invention, First, the structure of the whole refrigerator is demonstrated using FIGS. 1-3.

  1 to 3, the refrigerator according to the present embodiment includes a refrigerator main body 1 having an opening at the front, and the refrigerator main body 1 includes an outer box 2 mainly using a steel plate and an ABS as shown in FIG. 3. The inner box 3 is molded with a hard resin such as the above, and the foam heat insulating material 4 such as hard foam urethane filled between the outer box 2 and the inner box 3.

  The refrigerator main body 1 is divided into a plurality of storage rooms by partition plates 5, 6, 6a. The uppermost part of the refrigerator main body 1 is a refrigerating room 7, and the lower part of the refrigerating room 7 is a switching room 8a and ice making in parallel therewith. The room 8b, the lower part thereof is a freezing room 9, and the lowermost part is a vegetable room 10. And the front opening part of each said store room is obstruct | occluded so that opening and closing is possible by door 11a, 11b, 11c, 11d, 11e.

  A machine room 14 is provided in the upper rear region of the refrigerator body 1. The machine room 14 accommodates high-pressure components of the refrigeration cycle such as the compressor 15 and a dryer (not shown) for removing moisture.

  In addition, a cooling chamber 16 that generates cold air and a cold air duct 17 that supplies and circulates the cold air from the cooling chamber 16 to the refrigerator compartment 7, the freezer compartment 9, the vegetable compartment 10, and the like are provided on the back of the refrigerator body 1. .

A cooler 19 is disposed in the cooling chamber 16, and a cooling fan 20 is disposed above the cooler 19. The cooling fan 20 forcibly circulates the cool air cooled by the cooler 19 through the cool air duct 17 to the refrigerating room 7, the freezing room 9, the vegetable room 10, etc., and cools each room. Cool air from the cooling room 16 The refrigerator compartment 7 cooled by the above is provided with a plurality of shelf plates 21 on which food is placed, and a low-temperature storage chamber 23 is formed at the lowermost portion. The low-temperature storage chamber 23 is a low-temperature storage chamber that can be switched to a chilled chamber cooled to a temperature zone of about 1 ° C. or a partial chamber cooled to a slight freezing temperature zone of about −3 ° C., for example.

  The low temperature storage room 23 is not switchable to a chilled room or a partial room, but may be designed exclusively for a chilled room or a partial room.

  As shown in FIGS. 4 to 6, the low-temperature storage chamber 23 has a top plate member 24 that is also used as a shelf plate located at the bottom of the refrigerator compartment 7 and a side water supply tank chamber 27 (see FIG. 2). And a partition plate 27a for partitioning, and a container 25 that can be pulled out is provided inside, and the front of the container 25 is pulled out to center on the front end of the shelf plate member 24. It is closed by a door 26 that pivots and opens.

  The low-temperature storage chamber 23 is provided with a lighting device 22 on the ceiling, and the lead wire is connected to the main body lead wire from the back of the refrigerator main body 1.

  Hereinafter, the processing configuration of the lead wire connecting portion will be described with reference to FIGS.

  4 to 12, the connector housing chamber 30 for housing the connector connecting portion of the lead wire is provided on the side of the protruding portion 17a of the cold air duct 17, and the upper surface opening sandwiches the protruding portion 17a of the cold air duct 17. Opening is made on the upper surface of the rear part of the shelf board member 24 which is pressed against the rear surface of the storage chamber.

  As shown in FIG. 7, the connector storage chamber 30 is formed integrally with a member constituting the protruding portion 17 a of the cold air duct 17, and is located behind the low temperature storage chamber 23 and is a corner portion of the shelf plate member 24. The surface 24a is covered and concealed, and the upper upper opening is covered with a decorative cover 32 that is substantially flush with the upper surface of the shelf member 24 as shown in FIG.

  As shown in FIG. 10, the connector storage chamber 30 includes a storage space 33 having a substantially square frame shape, and a recess in which a main body lead wire 34 (see FIG. 6) from the refrigerator main body 1 passes through the rear wall surface. 35 is formed in the front wall surface with a recess 37 through which a lead wire 36 (see FIG. 6) coming out from the lighting device 22 through the shelf plate member 24 passes. The connectors 34a and 36a (see FIG. 6) are stored in a connected state.

  The connector storage chamber 30 is provided with a pair of engaging portions 38 on both sides of the storage space 33, and further provided with pivot support points 39 on both sides of the rear portion on the back side of the low temperature storage chamber 23.

  The upper surface opening of the connector housing chamber 30 is attached with a cover 40 to cover the connector connecting portion as shown in FIG.

  As shown in FIGS. 11A to 11D, the cover 40 has a rib-like locking portion 41a having elasticity at the front side portion thereof corresponding to the engaging portion 38 of the connector storage chamber 30. A pair of 41b is provided, and a substantially L-shaped rotation fulcrum portion 43 is provided in the rear portion thereof corresponding to the rotation fulcrum support portion 39.

  Further, the cover 40 is provided with a stopper insertion portion 44 adjacent to the locking portion 41a on the side (left side in FIG. 11) of the pair of locking portions 41a, 41b that is away from the cold air duct protruding portion 17a. The lower end edge is used as the stopper engaging portion 45.

  In addition, the cover 40 is further provided with a detachment prevention hole 46 at a position slightly shifted toward the cold air duct at the rear portion of the stopper insertion portion 44, and adjacent to the guide hole 47. Is provided.

  The cover 40 fits the pivot fulcrum portion 43 into the pivot fulcrum support portion 39 of the connector storage chamber 30 and engages the pair of locking portions 41a and 41a with the connector storage chamber 30 by its elastic force. It is engaged with the portion 38 and attached to the upper surface opening of the connector storage chamber 30.

  Further, the cover 40 attached to the upper opening of the connector storage chamber 30 is fixed by being inserted into the stopper insertion portion 44 by pushing a stopper member 48 into the upper opening of the connector storage chamber 30 as shown in FIG. is there.

  The stopper member 48 for fixing the cover 40 to the upper surface opening of the connector storage chamber 30 has elasticity to be inserted into the stopper insertion portion 44 of the cover 40 and locked to the stopper engagement portion 45 as shown in FIG. A holding bar-like stopper locking portion 49 is provided. In addition, this stopper latching | locking part 49 is made into the inclined surface 49a in which the surface by the side of a latching part inclines as evident from FIG.

  Further, the stopper member 48 is provided with a rod-like detachment preventing portion 50 at a position slightly shifted toward the cold air duct 17 at the rear portion of the stopper engaging portion 49 and inserted into the detachment preventing hole portion 46 of the cover 40. And it is located along the latching | locking part 41a of the said cover 40, and the movement of the said latching | locking part 41a, 41b is controlled.

Further, the stopper member 48 is provided with a guide bar 51 and is fitted in the guide hole 47 of the cover 40.

  About the refrigerator comprised as mentioned above, the effect is demonstrated next.

  In the present embodiment, the lead wire 36 of the lighting device 22 is connected to the main body lead wire 34. However, the connection between the main body lead wire 34 and the lead wire 36 of the lighting device 22 is first performed in a refrigerator compartment. The main body lead wire 34 drawn out from the back wall and the lead wire 36 of the lighting device 22 drawn out from the shelf plate member 24 are connected in the refrigerator compartment 7. The connector connecting portion is stored in the storage space 33 together with the remaining portions of the lead wires 34 and 36, and then the cover 40 is attached to the upper surface opening of the connector storage chamber 30, and the decorative cover 32 is installed above the cover 40. To finish the work.

  Here, the cover 40 covering the lead wire connecting portion only needs to fit the locking portions 41 a and 41 b into the engaging portion 38 of the connector storage chamber 30, and can be easily opened on the upper surface opening of the connector storage chamber 30. Can be fixed.

  In addition, since one of the engaging portions of the engaging portions 41a and 41b of the cover 40 and the engaging portion 38 of the connector storage chamber 30 is engaged with the stopper member 48 from the surface side of the cover 40, the engaging portion 41a and the engagement portion 38 are not inadvertently disengaged, and the cover 40 can be firmly fixed and held in the upper surface opening of the connector storage chamber 30 as in the case of screwing, and the connector connection portion is reliably protected. can do.

  Moreover, the stopper member 48 of this embodiment is provided with a disengagement preventing portion 50 adjacent to the engaging portion 41a that engages with the engaging portion 38 of the connector housing chamber 30, and this disengagement preventing portion 50 is the cover. It is positioned along the 40 locking portions 41a to restrict its movement. Therefore, the locking portion 41a of the cover 40 cannot move in the direction away from the engaging portion 38. Therefore, the cover 40 is prevented from being inadvertently detached from the engaging portion 38, so that the cover 40 is reliably held in a locked state and is more firmly fixed and held.

  Further, since the movement of the locking portion 41a is restricted by the detachment preventing portion 50 as described above, the locking portion 41a on the side where the detachment preventing hole portion 46 of the cover 40 is provided has a relatively weak engaging force. Can do. Therefore, the engaging portion 41a of the cover 40 can be attached to or detached from the engaging portion 38 of the connector storage chamber 30 with a light force, and the workability of attaching / detaching the cover is improved.

  Further, in this embodiment, the cover 40 is fitted with the rotation fulcrum portion 43 of the cover 40 on the rotation fulcrum support portion 39 of the connector storage chamber 30 to rotate and press the front side portion of the cover toward the connector storage chamber 30 side. Only by this, the engaging portions 41a and 41b of the cover 40 can be engaged with and attached to the engaging portion 38 of the connector storage chamber 30.

  Therefore, the cover 40 does not need to be aligned with the engaging portions 41a and 41b of the cover 40 and the engaging portion 38 of the connector storage chamber 30, and the workability of mounting the cover is improved.

  Moreover, since the fitting of the cover 40 to the rotation fulcrum support portion 39 and the rotation toward the connector storage chamber 30 can be performed downward, the operation is performed as compared with the case where it is performed upward toward the ceiling surface. Sexually improves.

  Further, since the stopper member 48 is provided with the guide rod 51 that fits into the guide hole 47 of the cover 40, it is possible to more reliably prevent the locking portion 41a from being detached by the above-described detachment preventing portion 50. Can do.

  In other words, the stopper member 48 has its detachment prevention portion 50 fitted into the detachment prevention hole 46 of the cover 40 and restricts its movement along the locking portion 41a to prevent detachment. The portion 50 continues to receive the elastic force in the direction shown by the broken line arrow A in FIG. 8 from the locking portion 41a, and the stopper member 48 as a whole is inclined and the locking portion 41a tends to be disengaged. However, the guide rod 51 fitted in the guide hole 47 prevents the inclination of the entire stopper member 48 by fitting with the guide hole 47. Therefore, the stopper member 48 is not tilted, and the prevention of detachment of the locking part 41a by the detachment prevention part 50 becomes more reliable.

  Further, since the stopper member 48 has an inclined surface 49a on the side surface of the stopper locking portion 49 of the stopper locking portion 49 for fixing the stopper member itself to the cover, the stopper member 48 can be easily removed. That is, when a ruler, a flat-blade screwdriver, or the like is inserted into the position indicated by X in FIG. 12 along the inclined surface 49a of the stopper locking portion 49 from the upper surface of the cover 40, the stopper locking portion 49 is applied by the component force applied to the inclined surface 49a. Moves in a direction in which the engagement with the stopper engaging portion 45 of the cover 40 is released. Therefore, the stopper member 48 can be easily removed.

  Further, the connector storage chamber 30 exemplified in this embodiment is provided on the side of the protruding portion 17a of the cold air duct 17 provided on the back surface of the low temperature storage chamber 23, so that the connector storage chamber 30 is installed without protruding into the low temperature storage chamber 23. There is an advantage that the protrusion of the connector housing chamber 30 can be prevented while effectively utilizing the space on the side of the protruding portion of the cold air duct 17.

  The decorative cover 32 installed on the cover 40 covering the upper surface opening of the connector storage chamber 30 is pressed against the upper surface of the shelf plate member 24 provided against the rear surface of the storage chamber so as to sandwich the protruding portion 17a of the cold air duct 17. Since the substantially identical surfaces are formed, the aesthetic appearance of the inner surface of the refrigerator compartment 7 can be enhanced.

  Further, the engaging portions 38 of the connector storage chamber 30 and the locking portions 41a and 41b of the cover are provided in the lateral direction of the cold air duct 17 and away from the rear wall of the storage chamber, and the stopper Since the member 48 is configured to be engaged with the engaging portion of the engaging portion 38 and the engaging portion 41a on the side away from the cold air duct 17, the stopper member 48 is a side wall surface of the protruding portion 17a of the cold air duct 17. And can be attached / detached without being obstructed by the rear wall of the storage room, and the workability of attaching / detaching the cover can be improved.

  As mentioned above, although the refrigerator which concerns on this invention has been demonstrated using the said embodiment, this invention is not limited to this, A various change is possible within the range which achieves the objective of this invention. Needless to say. In other words, the embodiment disclosed this time should be considered as illustrative in all points and not restrictive. That is, the scope of the present invention is shown not by the above description but by the scope of claims, and is intended to include all modifications within the meaning and scope equivalent to the scope of claims.

  The present invention makes it possible to easily attach and detach the cover of the connector storage chamber while firmly fixing and holding it. This improves the maintainability of components and the like, and also reliably protects the lead wire connector connection portion. It can be a refrigerator. Therefore, it can be widely applied to many uses such as commercial refrigerators and showcases as well as home use.

DESCRIPTION OF SYMBOLS 1 Refrigerator main body 7 Cold storage room 17 Cold air duct 17a Protruding part 18 Back wall body 19 Cooler 20 Cooling fan 21 Shelf board 22 Illumination device 23 Low temperature storage room (storage room)
24 Shelf member (shelf)
DESCRIPTION OF SYMBOLS 30 Connector storage room 31 Opening part 32 Decoration cover 33 Storage space 34 Main body lead wire 34a Connector 35 Recess 35a Connector 36 Lead wire 37 Recess 38 Engagement part 39 Rotation fulcrum support part 40 Cover 41a, 41b Locking part 43 times Moving fulcrum portion 44 Stopper insertion portion 45 Stopper engagement portion 46 Detachment prevention hole portion 47 Guide hole portion 48 Stopper member 49 Stopper locking portion 49a Inclined surface 50 Detachment prevention portion 51 Guide rod

Claims (6)

A refrigerator main body, a storage chamber provided in the refrigerator main body, a connector storage chamber provided with an opening facing the storage chamber, and a cover that covers the opening of the connector storage chamber; Is provided with at least two engaging portions, and the cover is provided with an engaging portion corresponding to the engaging portion, and the engaging portion of the cover is engaged with the engaging portion of the connector storage chamber. A refrigerator in which one of the engaging portions of the engaging portion and the locking portion is engaged with a stopper member from the cover surface side. The cover is provided with an anti-disengagement hole adjacent to the engaging portion on the side where the stopper member is engaged, and the stopper member is inserted into the anti-disengagement hole so that the engaging portion of the cover is engaged with the connector housing chamber. The refrigerator according to claim 1, further comprising a detachment prevention unit that restricts the detachment from being performed. The connector storage chamber is provided with a rotation fulcrum support portion at the rear part on the rear side of the storage chamber, and the cover is provided with a rotation fulcrum portion corresponding to the rotation fulcrum support portion, and the cover has the rotation fulcrum portion. 2. A structure in which the front portion is fitted to the connector storage chamber side by fitting with the rotation fulcrum support portion of the connector storage chamber, and the engaging portion of the cover is engaged with the engagement portion of the connector storage chamber. Or the refrigerator of 2. The connector storage chamber is provided at a side portion of the protruding portion of the cold air duct provided at the back of the storage chamber, and the opening of the connector storage chamber is provided by pressing against the back of the storage chamber so as to sandwich the protruding portion of the cold air duct. The refrigerator according to any one of claims 1 to 3, wherein an opening is formed on a rear upper surface of the plate, and an upper portion of a cover attached to the opening is covered with a decorative cover that is substantially flush with the upper surface of the shelf plate. The engaging portions of the connector storage chamber and the locking portions of the cover are provided in the lateral direction of the cold air duct and on the near side portion away from the rear wall of the storage chamber, and the stopper member is separated from the cold air duct. The refrigerator according to claim 4, wherein the engaging portion between the engaging portion on the side and the engaging portion is bitten. 6. The refrigerator according to claim 5, wherein the stopper member has a rod-like stopper locking portion for fixing the stopper member itself to the cover, and the locking portion side surface of the stopper locking portion is an inclined surface.