KR101208114B1 - A hinge device for the kimchi-refrigerator - Google Patents

Abstract

PURPOSE: A hinge device for a kimchi refrigerator capable of reducing the abrasion among spare parts is provided to improve the durability and product quality of the kimchi refrigerator. CONSTITUTION: A hinge device for a kimchi refrigerator comprises the following: a housing(10) including a dividing film(14) on the center for equally dividing a hollow space inside the housing; a slider(30) connected to a hinge shaft(40), including internal protrusions on the center of two inclined surfaces; and a bushing bearing(50) installed on the outer surface of the hinge shaft for preventing the abrasion of spare parts when opening and closing a door.

Description

A hinge device for the Kimchi-refrigerator}

The present invention relates to a hinge device for a kimchi refrigerator, and more specifically, a hinge shaft and a housing by installing a bushing bearing ball is installed between the hinge shaft coupled to the kimchi refrigerator door, and a housing cover for fixing the hinge shaft to the housing. It relates to a kimchi refrigerator hinge device to prevent friction and wear with the inner surface of the cover to improve the durability of the product.

Kimchi is used as a basic cold in the food culture where rice is the main food, and most people living in Korea and Asia are using rice and kimchi as their basic food.

In particular, kimchi has become an important icon of the dietary culture in Korean culture, and there are dozens of varieties of kimchi, such as Chinese cabbage kimchi and radish kimchi, depending on the ingredients. There are about 200 species.

In particular, cabbage kimchi, which occupies an important place in the diet at home, varies slightly depending on the method of soaking, ripening, and added ingredients. Can be distinguished.

In particular, because the types of vegetables produced seasonally are limited, in order to eat delicious and fresh kimchi every season, it is very important to store and preserve the nutrients of kimchi so that the nutrients of kimchi are not destroyed. Kimchi offers a variety of flavors, from stages to very well-cooked condition.

Therefore, the refrigerator was developed to put Kimchi into a delicious and fresh diet every season. Especially, Kimchi Refrigerator is one of the most important household appliances for storing Kimchi in the food zone, such as Korea where Kimchi is the main dish. Became.

Kimchi refrigerator is a refrigeration apparatus for long-term storage and ripening of kimchi soaked, kimchi refrigerator is composed of a refrigeration device, a configuration provided with a closed storage space to maintain a constant temperature at all times by the freezer.

In addition, the outer side of the main body of the kimchi refrigerator is provided with an operation unit that can be operated by the user to maintain the optimum storage temperature according to the kimchi by adjusting the temperature of the storage space or by selecting the type of kimchi stored.

In addition, a door for removing kimchi or storing kimchi stored in the storage space of the kimchi refrigerator is provided on one side of the kimchi refrigerator. Such a conventional kimchi refrigerator has a drawer type which is opened and opened forward by integrally storing the storage space and the door. It is provided in the upper part of the main body is opened and closed in the vertical direction, the upper lid is open, and the combination kimchi refrigerator is a combination of the drawer type and the lid type is divided roughly.

The lid-type and combined kimchi refrigerators have a structure in which one side of the door installed at the upper side of the main body is opened and closed in a vertical direction, and a hinge between the kimchi refrigerator main body and the door at an opposite end of the door to open and close the door. The device is installed.

The conventional hinge device used in the kimchi refrigerator is composed of a positive pump structure as described in many prior art documents to be described later, the both ends of the door is coupled to the hinge shaft protruding from the left and right both ends are rotated by a hinge device fixed to the main body Possible structure.

The conventional known kimchi refrigerator hinge device has a case (housing) to form an outer shape, a compression spring provided inside the case to provide an elastic force for damping the door, and is provided inside the case of the door Rotating shaft coupled to each side and rotated together with the door, a sliding member (moving cam) provided between the compression spring and the rotating shaft to move in accordance with the rotation of the rotating shaft in the case, and one end of the rotating shaft The case cap (cover) is coupled to both sides of the opening of the case so as to be fixed to the inside of the case to protrude outward as a basic configuration.

The conventional hinge device is provided with an inclined first coupling portion at an inner end of the rotary shaft, and corresponds to the inclined first coupling portion of the rotary shaft even at one end or an inner circumference of the sliding member coupled to the rotary shaft. As the second coupling part is formed in contact with each other and the rotary shaft coupled to both sides of the door rotates as the door is opened and closed, the sliding member connected to the inside reciprocates in the inside of the housing, and according to the reciprocating motion of the sliding member. Compression springs provided therein are compressed to provide a constant repulsion when the door is closed, so that the door is naturally closed.

However, most of the conventionally developed hinge devices made of such basic operating mechanisms have a structure in which the sliding member, the rotating shaft and the outer end of the rotating shaft and the inner surface of the case cap are in direct contact with each other. There was a problem that the opening and closing of the door is not flexible, and eventually acted as a factor that lowers the merchandise product.

In order to overcome such a conventional problem, it has been proposed to install a hydraulic damping means on the outer periphery of the rotary shaft to prevent abrasion of the friction surface, but in the case of installing the hydraulic damping means There was a problem in that the configuration and structure is complicated, there was a disadvantage that the practicality is lowered as the unit price is increased.

Prior Art Document 1: Korean Patent Registration No. 10-1037909 (Registration Date: May 24, 2011) Prior Art Document 2: Korean Patent Registration No. 10-717476 (Registration Date: 2007.05.04) Prior Art Document 3: Korean Patent Registration No. 10-634119 (Registration Date: 2006.10.09) Prior Art Document 4: Hankook Patent Registration No. 10-534135 (Registration Date: November 30, 2005) Prior Art Document 5: Korean Patent Registration No. 10-421260 (Registration Date: 2004.02.23)

The present invention was devised to solve the disadvantages of the hinge device for a conventional kimchi refrigerator, to prevent wear due to contact friction between each member according to the opening and closing of the door to improve the durability and productability of the product, it can increase the practicality The purpose of the present invention is to provide a kimchi refrigerator hinge device.

In order to achieve the above object, the hinge device for a kimchi refrigerator according to the present invention is a hollow housing having both ends opened, a pair of carburement means which is inserted into the hollow portion from both sides of the housing, and the carburetor means A pair of sliders supported and movable straight from the hollow part of the housing, a pair of hinge shafts whose one end is connected to the slider and the other end protrudes out of the housing and engages with the door side, and the other end outer periphery of the hinge shaft In a hinged device for a kimchi refrigerator having a pair of housing covers that are fitted to seal openings on both sides of the housing by fasteners, in the outer peripheral edge of the hinge shaft, a stepped protrusion having a predetermined height on the outer peripheral edge of the hinge shaft is opened and closed. Bushing in which a plurality of balls are rotatably fixed in the circumferential direction to prevent wear caused by contact with the inner surface of the housing cover. It comprises a characteristic configuration in which the steering installation.

In addition, the housing is formed in the middle portion of the partition film that divides the inner hollow portion equally to the left and right, the inner surface of the hollow portion is formed with a plurality of moving guide projections in the longitudinal direction of the housing, the slider penetrates through the inner central portion The outer periphery is formed in the outer periphery of the engaging projection projection is formed in the moving direction in the longitudinal direction of the housing so that the linear movement in the hollow portion by the rotation of the hinge shaft and the repulsive means of the resilient means is fitted to the movement guide projection of the hollow portion It is.

In addition, a plurality of internal protrusions having both inclined surfaces having a constant height and a smooth surface having a flat cross section at the center of both inclined surfaces is formed in one side of the slider connected to the hinge shaft, and connected to the slider. One end of the hinge shaft includes a fitting end having a predetermined length so as to be inserted into the center through hole of the slider, and an outer protrusion having the same shape corresponding to the inner protrusion of the slider by the outer circumference of the fitting end.

In particular, the outer projections and the inner projections formed on the hinge shaft and the slider, respectively, the displacement and the angle of the inclined surface in which the opening angle of the door is in the range of 0 to 70 degrees, the opening angle of the door is 70 degrees to 95 degrees. It is formed to maintain a longer and gentler angle compared to the displacement and angle of the inclined surface.

In addition, when the elastic means is composed of a compression coil spring, another bushing bearing is additionally installed between the compression coil spring and the slider which is an elastic means to prevent friction and wear occurring at the contact surface between the compression coil spring and the slider. It is made of a structure that can further improve the smooth operation of the slider and its durability.

As described above, the hinge device for the kimchi refrigerator according to the present invention is a ball between the slider means and the hinge shaft and the housing cover where friction and abrasion are generated while maintaining contact with frequent rotational movements according to opening and closing of the door. The mounted bushing bearings are inserted and installed to reduce the wear phenomenon that may occur between each member, so that the smooth operation and flexible opening and closing of the door can be performed even in the long-term use of the door, thereby improving the user's convenience as well as the manufacturer's convenience. To improve the merchandise for the product.

1 is an exploded perspective view of one side of a hinge device for a kimchi refrigerator according to the present invention;
Figure 2 is an external perspective view of the housing unit in the hinge device of Figure 1,
3 is an exploded perspective view of a slider and a hinge shaft which are essential parts of a hinge device for a kimchi refrigerator according to the present invention;
4 is a cross-sectional view of the entire combination of the hinge device for a kimchi refrigerator according to the present invention,
Figure 5 is a door opening state of the kimchi refrigerator to which the hinge device of the present invention is applied and a cross-sectional view of the operating state of the hinge shaft and the slider,
6 is a cross-sectional view of the coupling state according to a modified embodiment of the hinge device for a kimchi refrigerator according to the present invention.

In the hinge device for a kimchi refrigerator according to the present invention, both ends of a housing cover are sealed by a housing cover after inserting the elastic means and the slider, the hinge shaft, and the bushing bearing into the hollow part at both ends of the cylindrical housing of a predetermined length. The door of the kimchi refrigerator is coupled to the fixed end of the hinge shaft protruding outward through the hollow portion is configured to smoothly open and close the door.

In particular, the bushing bearing is installed between the hinge means and the slider when the elastic means as well as the inner side between the hinge shaft and the housing cover is formed between the elastic means and the slider, respectively, to prevent abrasion generated when contacting each member, It is configured to enable smooth and flexible opening and closing operation.

In addition, internal and external protrusions corresponding to each other are formed on the inside of the slider which linearly reciprocates in the inner hollow portion of the housing when the door is opened and closed, and the hinge shaft which contacts the slider to transmit the rotational force of the door. Therefore, it has a characteristic shape configured to be able to adjust the opening and closing angle of the door according to the displacement of the connection surface of the inner and outer protrusions to be interconnected, the inclination angle and the shape.

Hereinafter, with reference to the accompanying drawings in the specification, a detailed description mainly on the features of the present invention.

 First, Figures 1 to 5 relates to an embodiment of the hinge device for kimchi refrigerator 100 according to the present invention, Figure 1 is an exploded perspective view of one configuration coupled to the housing 10, Figure 2 is a housing ( 10 is a single perspective view showing the internal structure of Figure 10, Figure 3 is an excerpt of the hinge axis 40 and the slider 30, which is a feature of the hinge device 100 of the present invention.

As shown in the figure, the housing 10 applied to the hinge device 100 of the present invention is made of a cylindrical structure of the same shape as the hinge device for a conventional kimchi refrigerator, the inner surface of the coupling of the slider 30 to be described later And a plurality of moving guide protrusions 12 in the longitudinal direction so as to enable the sliding movement.

In the exemplary embodiment shown in the drawing, four locking jaws 32 and moving grooves 33 are formed on the outer circumferential surface of the slider 30, and the same number of moving guide protrusions are formed on the inner circumference of the housing 10. It is formed at equal intervals and is formed in the longitudinal direction of the housing. In the middle portion between the moving guide protrusions, the inner cover is fixed to the inner circumference to fix the housing cover 60 for sealing both sides of the housing opening with the fastening screw 65. The screw is formed of a screw fastening portion 16 is formed.

In addition, a partition film 14 is formed at an inner central portion of the housing 10 to support movement of the elastic means 20 which are respectively fitted at left and right sides of the housing 10 to prevent movement of one side components in the other direction. Is configured to equally divide the left and right inner space 11 of the housing 10, the outer surface of the housing 10 is formed with a mounting portion 18 formed integrally with the housing to be mounted on the body of the kimchi refrigerator It is composed.

In addition, the elastic means 20 is inserted into the hollow portion 11 of the housing 10 is compressed when the inside of the slider 30 in accordance with the rotation of the hinge shaft 40 is connected to the door, At the opposite rotation of the hinge shaft 40, it is configured to have a certain elastic force to push the slider 40 by the repulsive force.

Although the illustrated figure shows an example in which a compression coil spring is applied as an embodiment of the elastic means 20, a compression spring may be used in addition to the compression spring, and the compression and repulsion according to the movement of the slider 30 are shown. Any device that can do this could be applied regardless of its type.

The resilience means 20 has a repulsion coefficient in consideration of the length of the housing 10 and the opening and closing angle of the door, the action force required to open and close the door so that the compression range and the appropriate repulsive force can be provided to the slider 30 Dimensions are applied.

And, the slider 30 is inserted into the housing 10 to the outside of the elastic means 20, the overall shape is made of a square pillar shape, a plurality of in the longitudinal direction of the housing 10 on the outer periphery Two locking jaws 32 are formed to protrude at a predetermined interval, the moving groove 33 is formed in the longitudinal direction of the locking jaw 32 in the central portion of the locking jaw 32 is a movement provided on the inner peripheral surface of the housing 10 The fitting is fitted to the guide protrusion 12 is configured to be slidable.

The slider 30 has a penetrating portion 34 formed in a longitudinal direction of the housing 10 at a central portion thereof, and a predetermined internal protrusion is formed at an outer surface thereof, that is, in an outer direction in which the hinge shaft 40 is connected. Is formed.

In the embodiment of the present invention, as shown in the drawings, the engaging jaw 32 formed on the outer peripheral surface of the slider 30 is formed is arranged at four equal angles, as shown in Figure 3 The formed internal protrusions 36 are composed of three, and each of the internal protrusions 36 is formed to have a rhombus shape so that inclined surfaces 38 are formed on both sides, and a flat cross section is formed between both inclined surfaces 38. It has a structure formed with a smooth surface (39) having, the displacement and the angle of the two inclined surfaces (38) are formed at different lengths and angles so as to be able to adjust the opening angle of the door coupled to the hinge axis.

In addition, the hinge shaft 40 located outside the slider 30 has a fitting end 42 having a predetermined length so that one end thereof is fitted into the central through portion 34 of the slider 30, and the The opposite end formed with the fitting end 42 has a structure in which a fixed end 48 is formed to protrude out of the housing 10 to be coupled to the door, and between the fitting end 42 and the fixed end 48. A boundary jaw 46 having an outer diameter larger than the diameter of both ends is formed to separate both ends, and one side of the slider 30 on one side hinge shaft 40 of the boundary jaw 46 where the fitting end 42 is formed. The external protrusions 44 having the shape and number corresponding to the internal protrusions 36 formed therein are configured to have an inclined surface 43 and a smooth surface 45.

That is, the outer projections 44 of the hinge shaft 40, as shown in the figure is made of a rhombus shape, the inclined surface 43 having different inclination and displacement on both sides is formed, the both inclined surfaces The center between the 43 is made of a configuration in which a constant length is maintained at a constant length between the top (or outer) edges of both inclined surfaces 43 while having a substantially flat state.

The outer projections 44 and the inner projections 36 formed on the hinge shaft 40 and the slider 30, respectively, of the inclined surface a interlock with each other when the initial opening angle of the door forms 0 degrees to 40 degrees. When the displacements and angles are 70 degrees to 90 degrees, the angle at which the door is fully opened, the slopes of the two inclined surfaces are formed differently so as to maintain a longer and gentle angle than the displacements and angles of the interlocking inclined surfaces c. The smooth surface 45 formed in the middle portion corresponds to a displacement such that the opening angle of the door is maintained at 40 degrees to 70 degrees by magnetic force.

Thus, in the present invention, the outer projections 44 and the inner projections 36 formed on the hinge shaft 40 and the slider 30, respectively, the opening and closing angle of the door through the three steps of occlusal movement process and The opening and closing displacement is controlled.

In addition, after the door is closed and the door is opened more than 90 degrees, the occlusal surface of the corresponding projections is additionally formed with a predetermined clearance angle of about -5 degrees to +5 degrees to allow the door to be fully closed and opened. It is configured to.

In addition, a bushing bearing 50, which is a feature of the present invention, is fitted to an outer circumference of the fixed end 48 of the hinge shaft 40, and the bushing bearing 50 is formed of a flake having a predetermined thickness. Bushing 54 and a plurality of balls 52 are rotatably coupled to the central portion of the bushing 54 in a circumferential direction so that the ball 52 is partially projected to one side of the bushing 54 protrudes The boundary jaw 46 of the hinge shaft 40 is in contact with the surface of the ball 52.

In addition, the housing cover 60 is coupled to the opening of the housing 10 by a fastening screw 65 to the outside of the hinge shaft 40 to which the bushing bearing 50 is fitted, so that each of the above-described components is formed in the housing 10. It can be fixed to the inside of the hollow portion (11).

The housing cover 60 has the bushing bearing 50 inserted therein so that the fixing end 48 of the hinge shaft 40 in which the bushing bearing 50 is fitted may protrude out of the housing 10. A through portion 62 having a predetermined size is formed therein, and the outer surface of the through portion 62 is detached from the bushing bearing 50 fitted to the fixed end 48 of the hinge shaft 40. It is made of a structure in which the separation preventing piece 66 is formed to be prevented.

4 is a cross-sectional view of the combined state of the entire configuration of the hinge device 100 according to the present invention having the above-described configuration and structure.

As shown in FIG. 4, the above-described elastic means 20, the slider 30, the hinge shaft 40, and the bushing bearing 50 are sequentially inserted into both sides of the hollow part 11 of the housing 10. When the housing cover 60 seals the openings on both sides of the housing 10 through the fastening screw 65, the entire configuration is maintained in a combined state, and each of the components inserted into the hollow part 11 of the housing 10 is When the ballistic means 20 is composed of a compression coil spring, the compression spring is assembled in a partially compressed state.

Both sides of the door 70 are coupled to the fixed end 48 of the hinge shaft 40 protruding to both sides of the housing 10 in the assembled state, and the hinge device 100 to which the door 70 is coupled. ) Is combined with the body 80 of the kimchi refrigerator.

 When the user opens and lifts the door 7 of the kimchi refrigerator upward, the hinge shaft 40 coupled to the door 70 rotates, and the hinge shaft 40 rotates as the hinge shaft 40 rotates. The rotational force is transmitted to the slider 30 engaged with the outer projection 44 formed in 42.

However, the slider 30 is coupled to the moving guide projection 12 formed in the housing 10 in the housing longitudinal direction formed on the outer side of the housing 10 is coupled to the hinge shaft 40 as the rotation is blocked. The rotational force transmitted from acts on the inner projection 36 of the slider 30 in contact with the outer projection 44 of the fitting end 42.

The external protrusions 44 of the hinge shaft 40 on which the rotational force acts are in surface contact with the external protrusions 44 of the non-rotated fitting end 42, so that the rotational force acting on the external protrusions is inclined. The linear force is generated in the longitudinal direction of the housing perpendicular to the rotational force to move the slider 30 to the inside of the housing, the compression means 20 is compressed by the movement of the slider 30.

As such, the rotation of the door 70 leads to the rotation of the hinge shaft 40, and the rotation of the hinge shaft 40 is converted to the straight force on the slider 30 engaged with the hinge shaft 40 and the protrusions. The compression means 20 is compressed according to the linear movement of the slider 30, and the compression force of the elastic means 20 and the displacement of the slider are external projections of the hinge shaft 40 and the inside of the slider 30. It is determined by the occlusion between the inclined surface and the smooth surface of the projection, and the opening displacement of the door is also controlled.

In addition, when the opened door 70 is closed, the hinge shaft 40 is rotated in the direction opposite to the initial rotation direction, the slider 30 that was moved in the direction of the center of the housing 10 by the outer projection of the hinge shaft 40. ) Is moved by the repulsive force of the impacting means 20 in both directions of the housing 10.

Of course, when closing the door 70 as well as when opening the closing angle of the door and the closing force of the door by the occlusal displacement of the outer projection of the hinge shaft 40 and the inner projection of the slider 30 is Controlled.

When the door 70 is opened and closed, friction between the inner surface of the housing cover 60 and the boundary jaw 46 of the hinge shaft 40 is generated according to a predetermined pressing force. A bushing bearing 50 is provided between the inner side surface and the boundary jaw 46 of the hinge shaft 40, and the ball 52 of the bushing bearing 50 has an inner surface of the boundary jaw 46 of the hinge shaft 40. The contact resistance between the hinge shaft 40 and the housing cover 60, which is in contact with and continuously receives the pressing force by the impacting means, reduces the contact resistance, thereby smoothly opening and closing the door, and the contact resistance force according to the pressing force of the impacting means 20. To reduce wear.

On the other hand, Figure 5 is coupled to the hinge device 100 according to the present invention on the top of the main body 80 of the kimchi refrigerator operating state that the door 70 is opened and closed, the slider 30 provided in the hinge device of the present invention And the occlusal state of each projection of the hinge shaft 40 is shown in cross-sectional view.

5A is a state in which the door 70 of the kimchi refrigerator is closed, and at this time, a mountain portion of the external protrusion 44 of the hinge shaft 40 and an internal protrusion 36 of the slider 30 are shown. It is a state where the valley formed in between.

As described above, the outer projections 44 formed on the outer periphery of the fitting end of the slider 30 and the hinge shaft 40 have the same shape, size, and inclined surface, so that the door ( 70) is assembled in a structure in which the valley of one side of the projections and the mountain of the other projections in the closed state, and when the hinge shaft 40 is rotated, the mountain or the valley of one of the projections is moved along the valleys or mountains of the other projections. While being built, the opening and closing angle of the door 70 is adjusted according to the contact surface of the valley and the mountain, and the user's operating force acting on the door 70 is changed in a predetermined section.

And, in the step (b) of Figure 5 is a state in which the user lifts the door 70 of the kimchi refrigerator by hand, when the hinge shaft 40 is rotated while the door is opened, the outside of the hinge shaft 40 One side inclined surface (a) of the projection (44) and the internal projection (36) of the internal projection (36) of the slider (30) is in contact with each other while the outer projection of the hinge shaft (40) One side of the inclined surface (a) forming the water 44 is raised on the one side of the inclined surface (a ′) of the internal projections 36 of the slider 30, the inclined surface (of the internal projections 36 of the slider 30 ( The force acting on the a ') pushes the slider 30 in the longitudinal direction of the housing, thereby compressing the ballistic means located therein.

At this time, the displacement of both of the inclined surfaces (a, a ') is a movement displacement of the initial opening of the user to lift the door to open the door for the first time, it is made of a longer and gentle angle than the displacement of the door fully opened, When the door is opened within this displacement, the door is automatically closed by its own weight. In the present invention, the opening angle of the door 70 is set within a range of about 0 degrees to 40 degrees.

And, in step (c) of FIG. 5, if the hinge shaft 40 is rotated more than a predetermined angle by continuously lifting the door 70, the inclined surface of the outer protrusion 44 of the hinge shaft 40 ( a) A smooth surface b of the hinge shaft 40 external protrusion 44 passes through the inclined surface a 'of the internal protrusion 36 of the slider 30 and the internal protrusion 36 of the slider 30. The smooth surface of b (b´) is reached.

At this time, the outer projections 44 of the hinge shaft 40 that is rotated can no longer transmit the rotational force to the inner projections 36 of the slider 30, the smooth surface of both projections (44, 36) (b, b´) indicates that the opposing states of equal force are maintained within the displacement of the smooth surface, so that the open door is kept in an inclined state slightly in front of the main body of the Kimchi refrigerator unless the external force is applied. In this case, the opening angle of the door is maintained in the range of 40 degrees to 70 degrees, in this state can be put into or take out kimchi and kimchi container into the kimchi storage.

   And, the step (d) of FIG. 5 is when the door 70 is further flipped behind the main body 80 through the above-mentioned step (d), and the smooth surface of the outer projection 44 of the hinge shaft 40 ( b) is changed to the inclined surface (c) to slide along the inclined surface (c) of the inner projection 36 of the slider 30, this displacement is less than the displacement of the inclined surface (a) that the initial door is opened Even if the external force is not formed by the length of the door is opened to the state more bent back to the body by its own weight, the opening angle of the door is 70 ~ 95 degrees.

In this way, as the occlusal state of the engaging shafts 44 and 36 of the hinge shaft 40 and the slider 30 is changed as the door 70 is opened, the opening angle of the door and the opening state of the door are adjusted. In the case of closing the door, the door is closed while the engagement state of each of the protrusions of the hinge shaft 40 and the slider 30 is changed in the opposite direction to the opening operation of the door described above, and thus the description thereof will be omitted.

On the other hand, Figure 6 has a structure in which the bushing bearing 50 coupled to the outer circumference of the hinge shaft 40 in the preferred embodiment of the present invention described above is additionally fitted between the elastic means 20 and the slider 30. A cross sectional view of a hinged state of the hinge device 100a according to the coupled state modified embodiment is shown.

The hinge device 100a according to the modified embodiment of the present invention shown in FIG. 6 is configured to smoothly move the slider while reducing contact wear between the slider and the cartridge having a constant pressing force from the cartridge. Since the rest of the configuration of the modified embodiment is the same as the above-described embodiment, a description thereof will be omitted.

10 housing 11 hollow part
12: moving guide protrusion 14: partition membrane
16: screw connection part 18: mounting part
20: bullet shot means 30: slider
32: jam jaw 33: moving groove
34: penetrating portion 36: internal projections
38,43: slope 39,45: smooth
40: hinge axis 42: fitting end
44: outer projections 46: boundary jaw
48: fixed end 50: bushing bearing
52: ball 54: bushing
60: housing cover 62: through part
65: tightening screw 66: separation prevention piece
70: door 80: body
100,100a: Hinge device

Claims (5)

delete A hollow housing 10 having both ends opened, a pair of elastic means 20 formed in the form of compression coil springs inserted inwardly from both sides of the housing, and supported by the elastic means to move straight inside the housing. A pair of sliders 30, a pair of hinge shafts 40, one end of which is connected to the slider and the other end of which protrudes outward of the housing, is engaged with the door side, and a fastener at the outer end of the other end of the hinge shaft. In the hinge device for the kimchi refrigerator having a pair of housing covers 60 coupled to seal the openings on both sides of the housing,
The housing 10 has a partition film 14 for equally dividing the inner hollow portion 11 from side to side, and is formed in the middle portion thereof.
In one side of the slider 30 which is connected to the hinge shaft 40, both inclined surfaces 38 and 43 of constant height, and the inner projection 36 having a horizontal cross section at the center of both inclined surfaces in the circumferential direction Are formed in plurality,
The outer periphery of the hinge shaft 40, which is in contact with the carcass means 20 and the slider 30 and in contact with the inner surface of the housing cover 60, prevents wear from occurring due to contact between both members when the door is opened and closed. A hinge device for a kimchi refrigerator, characterized in that a bushing bearing (50) is installed to be rotatable in a circumferential direction. delete delete delete

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