TWM652244U - Interlocking anti-tip cabinets - Google Patents

Abstract

This invention is an interlocking anti-tipping cabinet, which includes a cabinet body, a plurality of drawers arranged in the cabinet body, and a linkage mechanism. A longitudinally extending assembly groove is formed inside the cabinet body, and the drawers protrude to form guides on one side of the corresponding assembly groove. The guide track and stopper, the linkage mechanism can move up and down in the assembly groove of the cabinet, and the linkage mechanism is equipped with pulleys corresponding to each drawer respectively. The interlocking anti-tip cabinet of this invention passes through the guide track of the drawer and The stoppers and the structural design of the linkage mechanism allow the interlocking anti-tip cabinet of this invention to have the function of locking other drawers when a single drawer is pulled out, while greatly simplifying the overall structure and effectively reducing the difficulty of assembly as well as materials and processing. the cost of.

Description

Interlocking anti-tip cabinets

This invention is an interlocking anti-tip cabinet, especially an interlocking anti-tip cabinet that can lock other drawers synchronously when the drawer is pulled out to prevent the center of gravity from shifting and tipping.

Cabinets are one of the common pieces of furniture used to store items in daily life. Cabinets usually include a cabinet and a plurality of drawers. The plurality of drawers can be pulled out and folded in the cabinet. People can pull and fold them. Take out drawers to store and classify items.

However, when the drawer of the cabinet is pulled out, the center of gravity of the cabinet will be affected by the pull-out of the drawer. The more drawers are pulled out, the more the center of gravity of the cabinet will be toward the outside of the cabinet body. , causing the cabinet to fall easily due to external force.

Therefore, in order to avoid the problem of excessive center of gravity deviation caused by multiple drawers of the cabinet being pulled out, as shown in the "Slide Rail Lock Rod Type Drawer Anti-Tipping Safety Device" disclosed in my country's Patent Certificate No. M623058, in which the slide rail lock rod The anti-tipping safety device for drawers can provide drawer limit through multiple locking rods and return springs at the bottom and stoppers, so that when any drawer is pulled out, it can block other drawers to prevent the cabinet body from tipping over as a whole. However, The above-mentioned slide rail locking lever drawer anti-tilting safety device has many components and a relatively complex structure. It not only takes a lot of time to assemble, but also requires high materials and processing costs. Therefore, how to effectively simplify the overall structure , and can also have the effect of locking the drawer to prevent the cabinet from tipping over, which is the purpose of the applicant's research.

The main purpose of this invention is to provide an interlocking anti-tipping cabinet, hoping to improve the problems of the complex structure of the current drawer locking device and the high assembly, material and processing costs.

In order to achieve the purpose of front opening, the interlocking anti-tipping cabinet of the present invention includes: a cabinet with a loading portion formed inside, and the loading portion includes a plurality of loading spaces with openings facing forward and arranged in a longitudinal arrangement. A longitudinally extending assembly groove is formed on one of the inner walls adjacent to the opening of the plurality of loading spaces, and the assembly groove is connected to the plurality of loading spaces; a plurality of drawers can be respectively installed through a plurality of horizontally extending stretching slide rails In the loading space of the cabinet, each drawer protrudes from the side facing the assembly groove to form a guide track and a stopper. The guide track has a wedge-shaped section connected in sequence from front to back and A horizontal section, the wedge-shaped section has a guide slope with increasing height from front to back, and the horizontal section has a horizontally extending positioning plane, the stopper is located above the wedge-shaped section of the guide track, so A climbing channel is formed between the wedge section of the guide rail and the block, and a vertically extending locking channel is formed above the wedge section and in front of the block, and the intersection of the climbing channel and the locking channel forming a starting area at The main shaft rod faces one side of the plurality of drawers, and each pulley system is located in the starting area of the corresponding drawer and contacts the guide slope of the wedge-shaped section of the guide track.

This interlocking anti-tip cabinet uses simple drawer guide rails and blocks to form a climbing channel and a locking channel. It is also equipped with a linkage mechanism so that the corresponding pulley of any drawer can move along the climbing channel when it is pulled out. , so that the main shaft rod of the linkage mechanism simultaneously drives the other pulleys to move along the locking channel to the front side of the stop block of the corresponding drawer, so that the stop blocks of other drawers are blocked by the corresponding pulleys and cannot be pulled out, thereby preventing multiple A drawer is pulled out, causing the overall center of gravity to shift and tip over.

Therefore, the interlocking anti-tip cabinet of this invention has the function of locking other drawers when a single drawer is pulled out, and greatly simplifies the overall structure, which can effectively reduce the difficulty of assembly and the cost of materials and processing.

10a,10b: Cabinet

11:Loading department

12:Loading space

13: Assembly slot

14:Partition

20:Drawer

21: Stretch slide rail

22:Guide track

221: Wedge section

222:Guide slope

223: Horizontal section

224: Positioning plane

23:Block

231: Fillet

24: Climbing channel

25:Lock channel

26: Starting area

30a, 30b: Linkage mechanism

31:Spindle rod

32: Pulley

Figure 1: A schematic three-dimensional view of the drawer in the pulled-out state of the first preferred embodiment of the interlocking anti-tipping cabinet of this invention.

Figure 2: A partial cross-sectional view of Figure 1.

Figure 3 is a partially enlarged schematic diagram of Figure 2 from another angle.

Figure 4 is a schematic side cross-sectional view of the first preferred embodiment of the interlocking anti-tipping cabinet of the present invention with the drawer pulled out.

Figure 5: is a partially enlarged schematic diagram of Figure 4.

Figure 6 is a schematic front cross-sectional view of the first preferred embodiment of the interlocking anti-tipping cabinet of the present invention with the drawers pulled out.

Figure 7 is a schematic side cross-sectional view of the drawers in the folded state of the first preferred embodiment of the interlocking anti-tipping cabinet of this invention.

Figure 8: A schematic three-dimensional view of the drawer in the pulled-out state of the second preferred embodiment of the interlocking anti-tipping cabinet of this invention.

Figure 9: is a partial cross-sectional view of Figure 8.

Figure 10 is a partial front cross-sectional view of the drawer in the pulled-out state of the second preferred embodiment of the interlocking anti-tipping cabinet of this invention.

Please refer to Figures 1 to 4, which is a first preferred embodiment of the interlocking anti-tipping cabinet of the present invention, which includes a cabinet 10a, a plurality of drawers 20 and a linkage mechanism 30a.

As shown in Figures 1 to 4, a loading portion 11 is formed inside the cabinet 10a. The loading portion 11 includes a plurality of loading spaces 12 with openings facing forward and arranged in a longitudinal direction. The cabinet 10a is adjacent to the plurality of loading spaces. A longitudinally extending assembly groove 13 is formed on one of the inner walls of the opening 12, and the assembly groove 13 is connected to the plurality of loading spaces 12.

As shown in FIGS. 2 to 7 , the plurality of drawers 20 can be installed in the loading space 12 of the cabinet 10 a through a plurality of horizontally extending stretching slide rails 21 . Each drawer 20 is located on a side facing the assembly groove 13 . The side protrudes to form a guide track 22 and a stopper 23. The guide track 22 has a wedge-shaped section 221 and a horizontal section 223 connected in sequence from front to back. The wedge-shaped section 221 has a height gradient from front to back. A guide slope 222 is added, and the horizontal section 223 has a horizontally extending positioning plane 224. The stop 23 is located above the wedge-shaped section 221 of the guide rail 22. The wedge-shaped section of the guide rail 22 A climbing channel 24 is formed between 221 and the stopper 23, and a vertically extending locking channel 25 is formed above the wedge-shaped section 221 and in front of the stopper 23, and the distance between the climbing channel 24 and the locking channel 25 is The intersection forms a starting area 26; wherein, as shown in FIG. 5, the bottom edges of the stops 23 of the plurality of drawers 20 form a rounded corner 231.

As shown in Figures 2 to 7, the linkage mechanism 30a includes a main shaft 31 and a plurality of pulleys 32. The main shaft 31 is disposed in the assembly groove 13 of the cabinet 10a so as to be movable up and down. The plurality of pulleys 32 are respectively The pulleys 32 are equidistantly arranged on the side of the main shaft 31 facing the drawers 20 . Each pulley 32 is located in the starting area 26 of the corresponding drawer 20 and abuts between the wedge-shaped sections 221 of the guide rail 22 . Guide ramp 222.

In addition, please refer to Figures 8 to 10, which is a second preferred embodiment of the interlocking anti-tipping cabinet of the present invention, which includes a cabinet 10b, a plurality of drawers 20 and a linkage mechanism 30b.

As shown in Figures 8 to 10, the cabinet 10b is formed with two loading portions 11 inside. Each loading portion 11 includes a plurality of loading spaces 12 with openings facing forward and arranged in a longitudinal arrangement. The cabinet 10b is located in the two loading portions. A partition 14 is formed between the cabinets 11. The cabinet 10b is formed with a longitudinally extending assembly groove 13 on the partition 14. The assembly groove 13 communicates with the loading space 12 of the two loading parts 11.

As shown in Figures 8 to 10, the plurality of drawers 20 can be installed in the loading space 12 of the cabinet 10b through a plurality of horizontally extending stretching slide rails 21. Each drawer 20 is located on a side facing the assembly groove 13. The side protrudes to form a guide track 22 and a stopper 23. The guide track 22 has a wedge-shaped section 221 and a horizontal section 223 connected in sequence from front to back. The wedge-shaped section 221 has a height gradient from front to back. A guide slope 222 is added, and the horizontal section 223 has a horizontally extending positioning plane 224. The stop 23 is located above the wedge-shaped section 221 of the guide rail 22. The wedge-shaped section of the guide rail 22 A climbing channel 24 is formed between 221 and the stopper 23, and a vertically extending locking channel 25 is formed above the wedge-shaped section 221 and in front of the stopper 23, and the distance between the climbing channel 24 and the locking channel 25 is The intersection forms a starting area 26; wherein the bottom edges of the stops 23 of the plurality of drawers 20 form a rounded corner 231.

As shown in Figures 8 to 10, the linkage mechanism 30b includes a main shaft 31 and a plurality of pulleys 32. The main shaft 31 is disposed in the assembly groove 13 of the cabinet 10b to move up and down. The plurality of pulleys 32 are respectively The pulleys 32 are equidistantly arranged on the side of the main shaft 31 facing the plurality of drawers 20 . Each pulley 32 is located in the starting area 26 of the corresponding drawer 20 and abuts between the wedge-shaped sections 221 of the guide rail 22 . Guide ramp 222.

The interlocking anti-tip cabinet of the invention allows the user to pull out the drawer 20 to store items. As shown in Figure 7, taking the first preferred embodiment of the interlock anti-tip cabinet of the invention as an example, when When the drawers 20 are all folded into the cabinet 10a, the plurality of pulleys 32 of the linkage mechanism 30a will be respectively located in the initial area of each drawer 20.

As shown in FIGS. 1 to 6 , when the user pulls out one of the drawers 20 , the pulley 32 corresponding to the pulled out drawer 20 will be guided by the guide slope 222 of the wedge-shaped section 221 of the guide track 22 It moves upward along the climbing channel 24 and moves to the positioning plane 224 of the horizontal section 223. At the same time, the linkage mechanism 30a is driven by the pulley 32 and moves upward along the assembly groove 13 as a whole, and interacts with other components. The corresponding pulley 32 of the drawer 20 will move from the initial area along the locking channel 25 and move to the front side of the corresponding stopper 23. At this time, the stoppers 23 of other drawers 20 will be blocked by the corresponding pulleys 32 and appear to be blocked. The locked state can effectively prevent multiple drawers 20 from being pulled out, causing the overall center of gravity to shift and tip over.

As shown in FIGS. 1 to 7 , when the user pushes the pulled out drawer 20 back into the loading space 12 , the pulley 32 corresponding to the drawer 20 will move along with the guide track 22 of the drawer 20 . The positioning plane 224 enters the climbing channel 24, moves downward along the wedge-shaped section 221 of the guide rail 22, and finally enters the initial area. At the same time, the linkage mechanism 30a is driven by the pulley 32 and moves along the entire path. The assembly groove 13 moves downward, and the pulleys 32 corresponding to other drawers 20 will return to the initial area along the locking channel 25 from the front side of the corresponding stop 23, so that the other drawers 20 are in an unlocked state.

As shown in Figures 8 to 10, in the second preferred embodiment of the interlocking anti-tipping cabinet of the present invention, the linkage mechanism 30b can adopt a symmetrical structure in conjunction with the arrangement of the drawers 20. When one of the drawers 20 When pulled out, the linkage mechanism 30b can also achieve the function of synchronously locking other drawers 20 as described above, so no further description will be given.

Among them, the rounded corner 231 at the bottom of the stopper 23 can reduce the obstruction of the pulley 32 when it passes, and can improve the smoothness of the user when operating the drawer 20 .

To sum up, through the structural design of the guide track 22 and the stopper 23 of the drawer 20 and the linkage mechanisms 30a and 30b, the interlocking anti-tip cabinet of the present invention can have the functions of a single drawer. The function of locking other drawers 20 when the drawer 20 is pulled out also greatly simplifies the overall structure, which can effectively reduce the difficulty of assembly and the cost of materials and processing.

10a: Cabinet

11:Loading department

12:Loading space

13: Assembly slot

20:Drawer

21: Stretch slide rail

22:Guide track

221: Wedge section

222:Guide slope

223: Horizontal section

224: Positioning plane

23:Block

30a: Linkage mechanism

31:Spindle rod

32: Pulley

Claims (4)

An interlocking anti-tip cabinet containing: A cabinet has a loading portion formed inside. The loading portion includes a plurality of loading spaces with openings facing forward and arranged in a longitudinal arrangement. The cabinet is formed with a longitudinal extension on one of the inner walls adjacent to the openings of the plurality of loading spaces. An assembly slot connected to the plurality of loading spaces; A plurality of drawers can be installed in the loading space of the cabinet through a plurality of horizontally extending stretching slide rails. Each drawer protrudes from a side facing the assembly groove to form a guide track and a stopper. , the guide track has a wedge-shaped section and a horizontal section connected in sequence from front to back. The wedge-shaped section has a guide slope with a gradually increasing height from front to back, and the horizontal section has a positioning position extending horizontally. plane, the blocking block is located above the wedge-shaped section of the guide rail, a climbing channel is formed between the wedge-shaped section of the guide rail and the blocking block, and a vertical channel is formed above the wedge-shaped section and the front side of the blocking block An extended locking channel, and the intersection of the climbing channel and the locking channel forms a starting area; and A linkage mechanism, which includes a main shaft rod and a plurality of pulleys. The main shaft rod is disposed in the assembly groove of the cabinet so as to move up and down. The plurality of pulley systems are respectively disposed at equidistant intervals on the sides of the main shaft rod facing the plurality of drawers. On one side, each pulley train is located in the starting area of the corresponding drawer and abuts the guide slope of the wedge-shaped section of the guide track. The interlocking anti-tipping cabinet as claimed in claim 1, wherein the bottom edges of the stoppers of the plurality of drawers form a rounded corner. An interlocking anti-tip cabinet containing: A cabinet has two loading portions formed inside. Each loading portion includes a plurality of loading spaces with openings facing forward and arranged in a longitudinal arrangement. The cabinet forms a partition between the two loading portions. The cabinet is located at all locations. A longitudinally extending assembly groove is formed on the partition, and the assembly groove communicates with the loading spaces of the two loading parts; A plurality of drawers can be respectively installed in the loading space of the cabinet through a plurality of horizontally extending stretching slide rails. Each drawer protrudes on the side facing the assembly groove to form a guide track and a stopper. , the guide track has a wedge-shaped section and a horizontal section connected in sequence from front to back. The wedge-shaped section has a guide slope with a gradually increasing height from front to back, and the horizontal section has a positioning position extending horizontally. plane, the blocking block is located above the wedge-shaped section of the guide rail, a climbing channel is formed between the wedge-shaped section of the guide rail and the blocking block, and a vertical channel is formed above the wedge-shaped section and the front side of the blocking block An extended locking channel, and the intersection of the climbing channel and the locking channel forms a starting area; and A linkage mechanism, which includes a main shaft rod and a plurality of pulleys. The main shaft rod is disposed in the assembly groove of the cabinet so as to move up and down. The plurality of pulley trains are equidistantly arranged on the main shaft rod facing the plurality of drawers. On one side, each pulley train is located in the starting area of the corresponding drawer and abuts the guide slope of the wedge-shaped section of the guide track. The interlocking anti-tipping cabinet as claimed in claim 3, wherein the bottom edges of the stoppers of the plurality of drawers form a rounded corner.

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