KR20050082330A - Storage container with elevator - Google Patents

Abstract

The present invention discloses a reservoir with a lifting device for lifting the reservoir. The disclosed storage includes a main body having a storage compartment, a lifting plate which is installed in a storage compartment for lifting the storage object, a lifting device for lifting the lifting plate, and a lifting plate and a floor inside the storage compartment to reduce an initial driving load of the lifting device. It is provided between the pressing member for pushing the lifting plate upward. Reservoir equipped with such a lifting device has an effect that the lifting operation is smooth because the drive load is small during the initial driving of the lifting device.

Description

Storage with lifting device {STORAGE CONTAINER WITH ELEVATOR}

The present invention relates to a reservoir, and more particularly to a reservoir having a lifting device for lifting the storage inside the upper open reservoir.

In general, the storage of the upper form is the kimchi storage is to open or close the cover of the upper rotation. Kimchi storage is equipped with a cooling means for the refrigeration of kimchi and has a main body formed with an upper open storage chamber for storing kimchi and the like, and a door for opening and closing the open upper portion of the body.

However, the storage of the storage container is inconvenient because the opening of the storage chamber is formed in the upper part and the depth of the storage chamber is deep, and the user must bend the waist severely when taking out the storage container stored in the lower part of the storage chamber. Therefore, in recent years, a technique has been proposed to provide a lifting device in the storage compartment of such a storage to easily lift the internal storage container.

For example, the storage device lifting device of the Kimchi refrigerator disclosed in Korean Patent Laid-Open Publication No. 2003-0019026. The lifting device of the Kimchi refrigerator includes a plurality of shelves installed in a storage chamber for mounting a storage container, a guide member coupled to both ends of the shelves to support the shelves, and supported by rollers, and a plurality of shelves. The rack is coupled to both ends of each shelf to move up and down and extends in a vertical direction and extends upwards and downwards, and a lift drive unit installed on both sides of the storage compartment to lift the rack in a state of being engaged with the rack. The elevating device allows the shelf equipped with the storage container to be easily lifted up and down when the rack is moved up and down by the operation of the lifting driver, so that the storage container can be easily received.

However, such a lifting device has a large energy loss, such as the need to employ a large drive motor because the initial drive load on the elevating drive unit is large when the storage container is raised in a state where a large number of storage containers are mounted on the shelf.

In addition, this lifting device is not only aesthetically pleasing as the shelf, guide member, rack, etc. rises to the upper part of the storage compartment together with the storage container when the storage container is raised, and the guide member raised by the user during the storage process of the storage container. There was inconvenience in use such as being hit.

In addition, the elevating device is a configuration that includes a plurality of shelves, a bulky guide member, a long and vertically extending rack, and a lifting drive portion, there is a problem in that the structure is complicated and difficult to manufacture and excessive manufacturing cost.

The present invention is to solve the above problems, an object of the present invention is to provide a lifting device to facilitate the lifting operation is small and the large lifting force with a small energy source when the drive load at the initial driving of the lifting device is small. To provide storage.

It is another object of the present invention to provide a reservoir having a lifting device that is aesthetically pleasing and easy to use by preventing components constituting the lifting device from protruding out of the storage compartment.

Still another object of the present invention is to provide a storage having a lifting device which can simplify the construction as compared with the prior art and reduce the manufacturing cost.

Storage and storage device equipped with a lifting device according to the present invention for achieving this object, a lifting plate which is installed to be elevated in the storage chamber for lifting the storage, the lifting device for elevating the lifting plate, and the landing And an urging member installed between the elevating plate and the bottom of the storage compartment to push the elevating plate upward so that the initial driving load of the tooth is reduced.

In addition, the elevating device is a elevating plate installed in the storage compartment to be elevated, the transmissive screw is installed in the transverse direction on the lower portion of the elevating plate and the left and right threaded portions formed on both sides, and to rotate the feed screw in the forward and reverse directions A first motor and a second conveying member, which are screwed to the left and right threaded portions of the transfer motor, the left and right threaded portions, respectively, and are retracted by the rotation of the conveying screw, and one end is connected to the lower surface of the elevating plate, and the other end is And a lifting link including a first link rotatably connected to the first conveying member and a second link one end of which is connected to the lower surface of the elevating plate and the other end of which is rotatably connected to the second conveying member. do.

In addition, the lifting link is coupled so that the intersection portion is rotated by a pin in a state where the first link and the second link in the 'X' form, the first and second connected to the lower surface of the lifting plate End of the link is characterized in that the movable movement in the longitudinal direction of the lifting plate.

In addition, the lifting device is characterized in that it comprises a plurality of lifting links.

In addition, the elevating device further includes a support frame for rotatably supporting the transfer screw, wherein the support frame is arranged parallel to the spaced apart on both sides of the feed screw and having a length corresponding to the length of the feed screw And a second support part connecting the first support part and both ends of the two first support parts, respectively, and rotatably supporting both ends of the transfer screw.

In addition, the elevating device includes connecting pins coupled to both sides of the first and second transfer members, respectively, to connect the first and second links of the lift link to the first and second transfer members. It characterized in that it comprises a guide groove which is formed in the longitudinal direction in the first support portion so that the connection pin can enter and guide the entrance and exit.

In addition, connecting pins are respectively provided at end portions of the first and second links connected to the lower surface of the elevating plate, and connecting members are connected to the connecting pins on the lower surface of the elevating plate, and the connecting member is connected to the connecting member. It is characterized in that the guide groove is formed so that the pin enters to guide the movement in the longitudinal direction of the lifting plate.

In addition, the drive motor is connected to one end of the transfer screw, characterized in that installed in the embedded state on the wall of the body.

In addition, the four corners of the inside of the storage compartment are formed in the vertical direction long and the outer surface is provided with a curved guide rail, the four corners of the elevating plate is characterized in that the elevating guide groove is supported corresponding to the outer surface of the guide rail It is done.

In addition, the pressing member is characterized in that the coil spring of a predetermined length fixed to at least one of the lower surface of the elevating plate or the inner bottom of the storage compartment.

In addition, the storage having a lifting device according to the present invention includes a main body in which a storage chamber is formed, a lifting plate which is installed in the storage chamber for lifting up and down of the storage, and a lifting device for lifting up and down the lifting plate, wherein the lifting device is inside the storage chamber. A elevating plate installed on the elevating plate and a lower portion of the elevating plate in a horizontal direction, and having left and right screw portions formed on both sides thereof, a drive motor for rotating the conveying screw in a forward and reverse direction, and the conveying screw. First and second conveying members which are screwed to the left and right screw portions of the first and second conveying members, respectively, and are retracted by rotation of the feed screw, and one end thereof is movably connected to the lower surface of the elevating plate, and the other end thereof. In the state that is rotatably connected to the first transfer member and the second transfer member and cross each other in the 'X' shape The primary part is characterized in that it comprises a lifting link with a first link and a second link coupled to the rotation by means of a pin.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In addition, the embodiment of the present invention takes a conventional top open kimchi storage as shown in FIG.

Kimchi storage according to the present invention, as shown in Figure 1, the upper portion of the main body 10 to open and close the upper body of the main body 10 and the storage compartment 11 is formed therein the upper opening 11 It is provided with the cover 12 mounted so that rotation is possible.

The main body 10 is made of a conventional heat insulating wall in which the foam insulation is filled between the outer wound 13 and the inner wound 14, and the cover 12 also has a structure capable of thermal insulation in this way. The inner surface 14 of the main body 10 has an evaporator 15 for cooling the storage compartment 11 for cooling the storage compartment 11 and a heater 16 for heating the kimchi and for heating the kimchi. Is installed. In addition, the lower part of the main body 10 is provided with a mechanical chamber 20 consisting of a compartment compartment and a compartment compartment 11 so that the compressor 17, the condenser 18, the cooling fan 19 and the like can be installed.

The elevating plate 22 which is installed in the storage compartment so that the storage vessel 21 can be easily lifted by elevating the storage vessel 21 containing kimchi and the like in the storage compartment 11, and the elevating plate 22. Lifting device 30 for raising and lowering is installed.

As shown in FIG. 2 and FIG. 3, the elevating plate 22 is formed of a rectangular flat plate corresponding to the inside of the storage chamber 11. In this case, the lifting plate 22 is preferably made of a metal panel having a predetermined rigidity or a resin panel having a plurality of reinforcing ribs formed on the lower surface thereof so as not to be deformed even when the heavy storage container 21 is mounted thereon. In addition, the elevating plate 22 is supported on all four corners in a state capable of elevating the four corners in the storage compartment (11). To this end, the four sides of the inside of the storage compartment 11 are formed in the vertical direction elongated in the vertical direction and the guide rails 23 are formed in a curved shape protruding the outer surface, the guide rails 23 on the four corners of the elevating plate 22 Lifting guide groove 24 is formed corresponding to the outer surface of the. At this time, the elevating guide groove 24 is formed in the extension portion 25 extending a predetermined length downward from the four corners of the elevating plate (22). This is to increase the vertical length of the elevating guide groove 24, so that the elevating plate 22 can be elevated in a horizontal state.

The lifting device 30 includes a support frame 31 installed on the lower portion of the lifting plate 22, that is, the inner bottom of the storage chamber 11, a transfer screw 32 rotatably installed on the support frame 31, And a drive motor 33 for rotating the feed screw 32 in the forward and reverse directions. In addition, the lifting device 30 is connected to the first and second transfer member (34,35), and the lower end is connected to the first and second transfer member (34,35), respectively, and the upper end is lifted The lifting link 36 having the first and second links 36a and 36b connected to the lower surface of the steel plate 22 and the storage motor 11 are installed at the bottom of the storage chamber 11 to reduce the initial driving load of the driving motor 33. And a pressing member 37 for pushing the lifting plate 22 upward.

The support frame 31 installed at the bottom of the storage compartment 11 has a length corresponding to the width of the long side of the storage compartment 11 and has a rectangular box shape whose upper and lower portions are open. In other words, the support frame 31 is disposed in parallel to the spaced apart on both sides of the feed screw 32 and two first support portion 31a having a length corresponding to the length of the feed screw 32, and two first support portion ( And two second support portions 31b that connect both ends of 31a) and rotatably support both ends of the transfer screw 32, respectively.

The feed screw 32 is accommodated in the support frame 31 and both ends thereof are supported in a rotatable state by the second support portion 31b of the support frame 31. In addition, the transfer screw 32 is formed with a left screw portion 32a and a right screw portion 32b on both sides from the center.

The drive motor 33 is connected to one end of the transfer screw 32 extending further to the outside of the support frame 31, and is installed in a state embedded in the wall of the main body 10 as shown in FIG. This configuration allows the feed screw 32 supported by the support frame 31 to rotate in the forward and reverse directions when the drive motor 33 operates.

The first and second transfer members 34 and 35 are respectively screwed to the outer surface of the left screw portion 32a and the right screw portion 32b of the transfer screw 32. This is so that when the feed screw 32 is rotated in the forward or reverse direction by the operation of the drive motor 33, the first and second transfer members 34 and 35 can move in a direction close to each other or in a direction away from each other. It is.

The elevating link 36 is coupled so that the intersections are mutually rotated by the pins 36c while the first and second links 36a and 36b having a predetermined length intersect in an 'X' shape. In addition, the lower ends of the first link 36a and the second link 36b are connected in a rotatable state through lower connection pins 39 fastened to the first and second transfer members 34 and 35, respectively. That is, the lower end of the first link 36a is connected to the first transfer member 34, and the lower end of the second link 35 is connected to the second transfer member 35. In addition, the first support portion 31a of the support frame 31 has a guide groove 40 formed in the longitudinal direction in order to allow the two transfer members 34 and 35 therein to stably retreat in a restricted state. In the state where the lower and connecting pins 39 connecting the first and second links 36a and 36b and the two transfer members 34 and 35 enter the guide groove 40, the retreat is guided.

In addition, upper connection pins 41 for connecting to the lower surface of the elevating plate 22 are installed at upper ends of the first and second links 36a and 36b, and upper connecting pins 41 are provided on the lower surface of the elevating plate 22. ) Is coupled to the coupling member 42 extending in the longitudinal direction of the elevating plate (22). At this time, the connecting member 42 is formed with a guide groove 43 in the longitudinal direction so that the upper connecting pin 41 enters and the movement in the longitudinal direction of the elevating plate 22 can be guided. As shown in the figure, the lifting link 36 of this type is composed of two sets, and each lifting link 36 set includes both sides of the first and second transfer members 34 and 35 and the lifting plate 22. It is mounted in the same shape on the lower surface.

The pressing member 37 for pushing the lifting plate 22 upward is made of a common coil spring fixed to the bottom of the storage compartment 11 on both sides of the support frame 31. As shown in FIG. 4, the pressing member 37 presses the lower surface of the lifting plate 22 upward when the lifting plate 22 is lowered to the lower portion of the storage chamber 11. By maintaining the state that the initial driving load applied to the drive motor 33 during the operation of the lifting device 30 is small so that the smooth lifting operation of the lifting plate 22 can be made. Here, the present embodiment shows a case in which the pressing member 37 is a coil spring fixed to the bottom of the storage chamber 11, but the pressing member 37 is made of rubber, plate spring, or the like having elasticity, or the elevating plate 22. Even if it is attached to the lower surface of), the intended purpose can be achieved.

The following describes the operation of such a lifting device.

The lower end of the first and second links 36a and 36b when the feed screw 32 is rotated in one direction by the operation of the drive motor 33 to move in the direction in which the two transfer members 34 and 35 are close to each other. As the distance between the upper and upper ends is increased, the lifting plate 22 is made. On the contrary, when the transfer screw 32 is rotated in another direction by the operation of the drive motor 33 and the two transfer members 34 and 35 move away from each other, the upper ends of the first and second links 36a and 36b are moved. As the distance between the lower end and the lowering of the lifting plate 22 is made. Therefore, the user can raise or lower the lifting plate 22 by controlling the operation of the driving motor 33 by using the operation button (not shown) for the lifting device provided in the storage, thereby storing the container in the storage chamber 11. 21 can be stored easily.

As shown in FIG. 4, in the state where the elevating plate 22 is lowered to the lower portion of the storage chamber 11, an elastic force acting on the pressing member 37 to push the elevating plate 22 upwards acts as the driving motor 33. It takes less initial drive load of) takes place the smooth lifting operation of the lifting plate (22). In addition, the lifting device converts the rotational movement of the feed screw 32 by the drive motor 33 into the lifting movement of the lifting plate 22 through the first and second transfer members 34 and 35 and the lifting link 36. Because of this, even a small force can exert a great lift. Therefore, even if the small drive motor 33 is employed, the heavy storage container 21 can be easily pushed up.

As described in detail above, the reservoir with the lifting device according to the present invention is driven because the rotational movement of the feed screw by the drive motor is converted to the lifting movement of the lifting plate through the first and second transfer member and the lifting link. Even a small force of the motor can exert a large lifting force, and since the pressing member pushes the lifting plate upward while the lifting plate is lowered, there is an effect that the initial driving load applied to the driving motor is reduced. Therefore, even if a small capacity drive motor is employed, the lifting plate can be smoothly lifted and lowered for the operation of the drive motor.

In addition, the present invention has an effect that looks good and easy to use because the lifting plate for elevating the storage in the storage chamber does not protrude to the outside of the storage chamber.

In addition, the present invention is easy to manufacture and the manufacturing cost is reduced because the configuration of the device for elevating the elevating plate is simple and small structure compared to the conventional.

1 is a cross-sectional view showing the configuration of a kimchi storage equipped with a lifting device according to the present invention.

Figure 2 is an exploded perspective view showing the configuration of the lifting device according to the present invention.

3 is an assembled perspective view of the elevating apparatus according to the present invention.

Figure 4 is a cross-sectional view showing the configuration of the kimchi storage with a lifting device according to the present invention, showing a state in which the lifting plate is lowered.

Explanation of symbols on the main parts of the drawings

10: main body, 11: storage room,

12: cover, 22: lifting plate,

30: lifting device, 31: support frame,

32: feed screw, 33: drive motor,

34: first conveying member, 35: second conveying member,

36: lifting link, 37: pressing member.

Claims (15)

A main body having a storage compartment, an elevating plate installed in the storage compartment for elevating the storage, an elevating device for elevating the elevating plate, and an inside of the elevating plate and the storage compartment such that an initial driving load of the elevating device is reduced. And a pressurizing member installed between floors to push the lifting plate upward. The method of claim 1, The elevating device includes a elevating plate installed in the storage compartment so as to elevate, a transmissive screw installed horizontally under the elevating plate, and having left and right screw portions formed on both sides thereof, and a drive for rotating the transfer screw in a forward and reverse direction. First and second transfer members which are screwed to the motor, the left and right screw portions of the transfer screw, respectively, and retreat by the rotation of the transfer screw, one end of which is connected to the lower surface of the elevating plate, and the other end of the first screw; An elevator platform comprising a lifting link having a first link rotatably connected to a transfer member and a second link having one end connected to a lower surface of the elevating plate and the other end rotatably connected to the second transfer member. Store with chi. The method of claim 2, The elevating link is coupled so that the intersection portion is mutually rotated by a pin in a state where the first link and the second link intersect in the 'X' shape, and the first and second links connected to the lower surface of the elevating plate. And an end of which is movably connected in a longitudinal direction of the elevating plate. The method of claim 3, And said elevating device comprises a plurality of said elevating links. The method of claim 3, The elevating device further includes a support frame for rotatably supporting the transfer screw, wherein the support frame is disposed parallel to both sides of the transfer screw in parallel with each other and has a length corresponding to the length of the transfer screw. And a second support portion for connecting both ends of the first support portion and each of the two first support portions to support both ends of the transfer screw so as to be rotatable. The method of claim 5, The elevating device includes connecting pins coupled to both sides of the first and second transfer members, respectively, to connect the first and second links of the lift link to the first and second transfer members. The support frame is a storage device having a lifting device, characterized in that it comprises a guide groove which is formed in the longitudinal direction in the first support portion so that the connection pin can enter and guide the entrance and exit. The method of claim 3, Connection pins are provided at end portions of the first and second links connected to the lower surface of the elevating plate, respectively, and a connecting member connected to the connecting pin is provided on the lower surface of the elevating plate. Storage device having a lifting device, characterized in that the connecting member is formed with a guide groove for entering the connection pin is guided in the longitudinal direction of the lifting plate. The method of claim 2, And the drive motor is connected to one end of the transfer screw and is installed in a buried state on a wall of the main body. The method of claim 1, The four corners of the inside of the storage compartment are formed to extend in the vertical direction, the outer surface is provided with a guide rail having a curved surface, the four corners of the lifting plate is characterized in that the lifting guide grooves are supported corresponding to the outer surface of the guide rail Storage with lift. The method of claim 1, And the pressing member is a coil spring having a predetermined length fixed to at least one of a lower surface of the elevating plate and an inner bottom of the storage compartment. The method of claim 10, Storage device with a lifting device, characterized in that the plurality of coil springs are installed. A main body having a storage compartment formed therein, a lifting plate which is installed in the storage chamber for lifting up and down of the storage, and a lifting device for lifting up and down the lifting plate, The elevating device includes a elevating plate installed in the storage compartment so as to elevate, a transmissive screw installed horizontally under the elevating plate, and having left and right screw portions formed on both sides thereof, and a drive for rotating the transfer screw in a forward and reverse direction. First and second transfer members which are screwed to the motor, the left and right screw portions of the transfer screw, respectively, and retreat by the rotation of the transfer screw, and one end of each of which is movable in the transverse direction to the lower surface of the elevating plate. A first link and a second end of which the other end is pivotally connected to the first conveying member and the fraudulent second conveying member; A storage device with a hoisting device comprising a lifting link with a link. The method of claim 12, The lifting device further includes a support frame for rotatably supporting the transfer screw, The support frame is disposed parallel to both sides of the transfer screw in parallel to each other and the first support portion having a length corresponding to the length of the transfer screw, and connecting the two ends of the two first support portion, respectively, the transfer screw And a second support portion rotatably supporting both ends thereof. The method of claim 13, The elevating device includes connecting pins coupled to both sides of the first and second transfer members, respectively, to connect the first and second links of the lift link to the first and second transfer members. The support frame is a storage device having a lifting device, characterized in that it comprises a guide groove which is formed in the longitudinal direction in the first support portion so that the connection pin can enter and guide the entrance and exit. The method of claim 12, Connection pins are respectively provided at ends of the first and second links connected to the lower surface of the elevating plate, and a connecting member connected to the connecting pin is installed on the lower surface of the elevating plate, and the connecting pin is provided at the connecting member. The storage compartment with a lifting device characterized in that the guide groove is formed to guide the movement in the longitudinal direction of the lifting plate.