Drawer interlocking device with function of interlocking two sets of cabinet bodies

Abstract

A drawer interlocking device with the function of interlocking two sets of cabinet bodies comprises a first lock rod component and a second lock rod component, the first lock rod component is arranged on the first side of the first cabinet body in an up-down sliding mode, the second lock rod component is arranged on the second side of the second cabinet body in an up-down sliding mode, and a connecting part is arranged between the first lock rod component and the second lock rod component. The connecting part is arranged on the first side of the first cabinet body and the second side of the second cabinet body in a penetrating mode, the first lock rod component and the second lock rod component are connected through the connecting part, the first lock rod component is in linkage with a first drawer on the first cabinet body, and the second lock rod component is in linkage with a second drawer on the second cabinet body. According to the drawer interlocking device, the first locking rod component and the second locking rod component are arranged, the first locking rod component and the second locking rod component are connected through the connecting part, when one drawer in the two cabinet bodies is opened, the other drawers cannot be opened, interlocking of all the drawers in the two cabinet bodies is achieved, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of drawers, in particular to a drawer interlocking device with the interlocking function of two sets of cabinets. Background Art

[0002] Chinese patent document number CN116831400A disclosed a kind of furniture with drawer interlocking function on October 3, 2023, including a cabinet, at least two drawers arranged in the cabinet and arranged up and down, and a guide rail assembly, the guide rail assembly includes an inner rail assembly, a middle rail assembly and an outer rail assembly, the outer rail assembly is fixed on the cabinet, the inner rail assembly is respectively connected with the drawer and the middle rail assembly, the middle rail assembly is slidably connected with the outer rail assembly, and also includes an interlocking assembly arranged between the guide rail assemblies, the interlocking assembly is located at the front end of the drawer, and it includes a locking member and a connecting rod, the locking members are respectively arranged at both ends of the connecting rod, and the locking member at one end of the connecting rod and the locking member at the other end of the other connecting rod are interlocked and linked with each other; an adjustment assembly is arranged between the locking member and the connecting rod, and the upper and lower positions between the locking member and the connecting rod are adjusted by the adjustment assembly, or the locking member and the connecting rod are connected in cooperation. The interlocking assembly of this furniture can only realize the interlocking of drawers in a single cabinet, and cannot realize the interlocking of all drawers in two cabinets, and its practicality is general.

[0003] Therefore, further improvements are necessary. Utility Model Content

[0004] The purpose of the utility model is to provide a drawer interlocking device with two sets of cabinet interlocking functions, which has simple and reasonable structure, safety and reliability, high use quality, high synchronization and strong practicality, so as to overcome the shortcomings of the prior art.

[0005] A drawer interlocking device designed for this purpose and having two sets of cabinet interlocking functions is characterized in that it includes a first locking rod component and a second locking rod component, the first locking rod component is slidably arranged on a first side of the first cabinet, and the second locking rod component is slidably arranged on a second side of the second cabinet, a connecting portion is arranged between the first locking rod component and the second locking rod component, the connecting portion is penetrated on the first side of the first cabinet and the second side of the second cabinet, the first locking rod component and the second locking rod component are connected through the connecting portion, the first locking rod component is linked to the first drawer on the first cabinet, and the second locking rod component is linked to the second drawer on the second cabinet, a locking mechanism is arranged between the first locking rod component and the first drawer, and between the second locking rod component and the second drawer, when one of the first drawers or the second drawer is opened or closed, the first locking rod component and the second locking rod component are linked to move up and down, and the other first drawers and second drawers are locked or unlocked by the locking mechanism.

[0006] The connecting part comprises a connecting head arranged on the first locking rod component and a connecting shaft arranged on the second locking rod component. The connecting head is provided with an inserting hole, and the connecting shaft and the inserting hole are inserted into each other.

[0007] A through hole is provided on the first side of the first cabinet and the second side of the second cabinet, and the connector is passed through the through hole.

[0008] The first locking rod component and the second locking rod component include a locking rod assembly and a connecting piece, the locking rod assembly passes through the connecting piece, the connecting piece is fixed on the locking rod assembly, the connecting head is arranged on the connecting piece of the first locking rod component, and the connecting shaft is arranged on the connecting piece of the second locking rod component.

[0009] The first locking rod component and the second locking rod component also include a positioning fastener and a mounting component. The connecting component is provided with a positioning hole, and the mounting component is positioned and installed on the positioning hole. The mounting component is provided with a fixing hole, and the positioning fastener is fixed on the fixing hole. A top surface is provided at one end of the positioning fastener, and an active surface is provided on the locking rod assembly. The positioning fastener acts on the active surface of the locking rod assembly through the top surface to fix the connecting component on the locking rod assembly.

[0010] A through hole is provided on the connecting piece, the locking rod assembly passes through the through hole, the positioning hole is connected to the through hole, a flange hole is provided at one end of the positioning hole close to the locking rod assembly, a flange is provided at one end of the mounting piece close to the locking rod assembly, and the flange positioning is provided on the flange hole.

[0011] It also includes a guide member, which is provided with a guide hole. The locking rod assembly passes through the guide hole, and the locking rod assembly slides up and down along the guide hole. The guide member is provided with a first fixing hole, and a second fixing hole is provided on the first side of the first cabinet and the second side of the second cabinet. The first fastener passes through the first fixing hole and is fastened to the second fixing hole, so that the guide member is fixed on the first cabinet or the second cabinet.

[0012] It also includes a positioning piece, which is provided with a positioning groove, the locking rod assembly passes through the positioning groove, the locking rod assembly slides up and down along the positioning groove, the positioning piece is provided with a third fixing hole, the first side of the first cabinet and the second side of the second cabinet are provided with a fourth fixing hole, the second fastener passes through the third fixing hole and is fastened to the fourth fixing hole, so that the positioning piece is fixed on the first cabinet or the second cabinet.

[0013] A guide slot is provided on the first side of the first cabinet and the second side of the second cabinet, and the locking rod assembly is slidably disposed on the guide slot through a connecting piece.

[0014] The first drawer and the second drawer correspond to the connecting piece one by one, and the locking mechanism includes a positioning column arranged on the connecting piece and a slider arranged on the first drawer and the second drawer, and the slider is provided with a track groove and a limit groove that are interconnected; a limit surface is provided on one side of the limit groove, and when the first drawer and the second drawer are closed, the positioning column is provided on the limit groove; when one of the first drawers or the second drawer is opened, its slider pushes the corresponding positioning column to move upward through the track groove to drive the first locking rod component and the second locking rod component to move upward, and the other positioning columns are limitedly matched with the corresponding limit surfaces to lock the other first drawer and the second drawer; when one of the first drawers or the second drawer is closed, its slider pushes the corresponding positioning column to move downward through the track groove to drive the first locking rod component and the second locking rod component to move downward, and the other positioning columns are separated from the corresponding limit surfaces to unlock the other first drawer and the second drawer.

[0015] The drawer interlocking device of the present invention is provided with a first locking rod component and a second locking rod component. The first locking rod component and the second locking rod component are connected by a connecting part. When one of the drawers in the two cabinets is opened, the other drawers cannot be opened, thereby realizing the interlocking of all the drawers of the two cabinets, and the utility model is highly practical. In addition, the interlocking function of the drawers changes the center of gravity offset when multiple drawers are pulled open at the same time, enhances the stability of the drawer cabinet, prevents the drawer from accidentally tipping over or the cabinet from tipping over as a whole due to the center of gravity offset during use, improves the stability of the furniture structure, and increases the safety of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of a cabinet in one embodiment of the utility model.

[0017] Figure 2 It is a schematic diagram of the exploded structure of a cabinet in one embodiment of the utility model.

[0018] Figure 3 It is a schematic diagram of the overall structure of the furniture in one embodiment of the utility model.

[0019] Figure 4 Schematic diagram of the exploded structure of the first locking rod component in one embodiment of the utility model.

[0020] Figure 5 It is a partial structural exploded view of the first locking rod component in one embodiment of the utility model.

[0021] Figure 6 Schematic diagram of the overall structure of the second locking rod component in one embodiment of the utility model.

[0022] Figure 7 It is a partial structural cross-sectional view of the first locking rod component in one embodiment of the utility model.

[0023] Figure 8It is a schematic diagram of the overall structure of a connecting piece in one embodiment of the utility model.

[0024] Fig. 9 It is a cross-sectional view of the connection structure between the first locking rod component and the second locking rod component in one embodiment of the utility model.

[0025] Fig.10 It is a cross-sectional view of the first locking rod component in one embodiment of the utility model.

[0026] Fig.11 for Fig.10 Schematic diagram of the enlarged structure at point A in the middle.

[0027] Fig.12 Schematic diagram of the connection structure between the first locking rod component and the second locking rod component in one embodiment of the utility model.

[0028] Fig.13 It is a cross-sectional view of a piece of furniture in one embodiment of the utility model.

[0029] Fig.14 for Fig.13 Schematic diagram of the enlarged structure at point B in the middle.

[0030] Fig.15 This is a cross-sectional view of a piece of furniture when one of the drawers is open in one embodiment of the utility model.

[0031] Fig.16 for Fig.15 Schematic diagram of the enlarged structure at point C in the middle.

[0032] Fig.17 for Fig.15 Schematic diagram of the enlarged structure at D in the middle.

[0033] Fig.18 This is a cross-sectional view of the furniture when all drawers are closed in one embodiment of the utility model.

[0034] Fig.19 for Fig.18 Schematic diagram of the enlarged structure at E in the middle.

[0035] Fig. 20 for Fig.18 Schematic diagram of the enlarged structure at F in the middle.

[0036] Fig.21 It is a schematic diagram of the overall structure of a drawer in one embodiment of the utility model. DETAILED DESCRIPTION

[0037] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0038] See also Figure 1-Figure 21The drawer interlocking device with two sets of cabinet interlocking functions includes a first locking rod component a and a second locking rod component b. The first locking rod component a is slidably arranged on a first side 2 of the first cabinet 1, and the second locking rod component b is slidably arranged on a second side 4 of the second cabinet 3. The first side 2 of the first cabinet 1 and the second side 4 of the second cabinet 3 are arranged adjacent to each other. A connecting portion is arranged between the first locking rod component a and the second locking rod component b. The connecting portion is penetrated on the first side 2 of the first cabinet 1 and the second side 4 of the second cabinet 3. The first locking rod component a and the second locking rod component b are connected through the connecting portion. The first locking rod component a is linked with a first drawer 5 on the first cabinet 1, and the second locking rod component b is linked with a second drawer 6 on the second cabinet 3. A locking mechanism is arranged between the first locking rod component a and the first drawer 5 and between the second locking rod component b and the second drawer 6. When one of the first drawers 5 or the second drawer 6 is opened or closed, the first locking rod component a and the second locking rod component b are linked to move up and down, and the other first drawers 5 and second drawers 6 are locked or unlocked by the locking mechanism. The first locking rod member a and the second locking rod member b can also be used separately, that is, for interlocking drawers in a single cabinet.

[0039] The connecting part includes a connecting head 7 arranged on the first locking rod component a and a connecting shaft 8 arranged on the second locking rod component b. The connecting head 7 is provided with an inserting hole 9. The connecting shaft 8 and the inserting hole 9 are plugged into each other to realize the connection between the first locking rod component a and the second locking rod component b.

[0040] A through hole 10 is provided on the first side 2 of the first cabinet 1 and the second side 4 of the second cabinet 3 . The connector 7 is passed through the through hole 10 , and the connector 7 is movably disposed on the through hole 10 up and down.

[0041] The first locking rod component a and the second locking rod component b include a locking rod assembly 11 and a connecting piece 12, the locking rod assembly 11 passes through the connecting piece 12, the connecting piece 12 is fixed on the locking rod assembly 11, the connecting head 7 is arranged on the connecting piece 12 of the first locking rod component a, and the connecting shaft 8 is arranged on the connecting piece 12 of the second locking rod component b.

[0042] The first locking rod component a and the second locking rod component b also include a positioning fastener 13 and a mounting component 14. A positioning hole 15 is provided on the connecting member 12. The mounting component 14 is positioned and installed on the positioning hole 15. A fixing hole 16 is provided on the mounting member 14. The positioning fastener 13 is fixed on the fixing hole 16. The mounting member 14 is a rivet nut. The fixing hole 16 is a threaded hole. The positioning fastener 13 is a positioning screw. A top surface 17 is provided at one end of the positioning fastener 13. An active surface 18 is provided on one side of the locking rod assembly 11. The positioning fastener 13 acts on the active surface 18 of the locking rod assembly 11 through the top surface 17 to tighten the connecting member 12 on the locking rod assembly 11. Through the above structure, the connecting member 12 can be fixed at any position on the locking rod assembly 11, so as to adapt to drawers of different heights.

[0043] A through hole 19 is provided on the connecting member 12, and the locking rod assembly 11 passes through the through hole 19. The positioning hole 15 is connected to the through hole 19. A flange hole 20 is provided at one end of the positioning hole 15 close to the locking rod assembly 11. A flange 21 is provided at one end of the mounting member 14 close to the locking rod assembly 11. The flange 21 is positioned on the flange hole 20. The flange 21 is a hexagonal hanging platform, and the flange hole 20 is a hexagonal hole. The flange 21 can prevent the mounting member 14 from slipping out of the positioning hole 15.

[0044] The locking rod assembly 11 includes a first locking rod 37 and a second locking rod 38. A pin 39 is provided at one end of the first locking rod 37, and a socket 40 is provided at one end of the second locking rod 38. The pin 39 is plugged into the socket 40. A lock buckle 41 is provided on the pin 39, and a lock tongue 42 is provided on the socket 40. The lock buckle 41 and the lock tongue 42 are locked with each other to achieve the connection between the first locking rod 37 and the second locking rod 38.

[0045] The guide member 22 is also provided with a guide hole 23, the locking rod assembly 11 passes through the guide hole 23, and the locking rod assembly 11 slides up and down along the guide hole 23, the guide member 22 is provided with a first fixing hole 24, the first side 2 of the first cabinet 1 and the second side 4 of the second cabinet 3 are provided with a second fixing hole 25, and the first fastener 46 (screw) passes through the first fixing hole 24 and is fastened to the second fixing hole 25, so that the guide member 22 is fixed on the first cabinet 1 or the second cabinet 3, and the guide member 22 is distributed up and down on the first cabinet 1 and the second cabinet 3.

[0046] It also includes a positioning member 26, which is provided with a positioning groove 27. The locking rod assembly 11 passes through the positioning groove 27, and the locking rod assembly 11 slides up and down along the positioning groove 27. The positioning member 26 is provided with a third fixing hole 28, and a fourth fixing hole 29 is provided on the first side 2 of the first cabinet 1 and the second side 4 of the second cabinet 3. The second fastener 30 (screw) passes through the third fixing hole 28 and is fastened to the fourth fixing hole 29, so that the positioning member 26 is fixed to the first cabinet 1 or the second cabinet 3.

[0047] A guide slot 31 is provided on the first side 2 of the first cabinet 1 and the second side 4 of the second cabinet 3 , and the locking rod assembly 11 is slidably disposed on the guide slot 31 via a connecting member 12 .

[0048] When installing the drawer interlocking device, first fix the first locking rod component a to the first side 2 of the first cabinet 1 by screws, then pass the second locking rod component b through the through hole 10 and connect it to the first locking rod component a, and finally fix the second locking rod component b to the second side 4 of the second cabinet 3 by screws.

[0049] The first drawer 5 and the second drawer 6 correspond to the connecting piece 12 one by one. The first drawer 5 is vertically distributed on the first cabinet 1 , and the second drawer 6 is vertically distributed on the second cabinet 3 .

[0050] The locking mechanism includes a positioning column 32 arranged on the connecting member 12 and a slider 33 arranged on one side of the first drawer 5 and the second drawer 6. The slider 33 is provided with a track groove 34 and a limit groove 35 that are interconnected. A limit surface 36 is provided on one side of the limit groove 35. When the first drawer 5 and the second drawer 6 are closed, the positioning column 32 is arranged on the limit groove 35, and the positioning column 32 is located at the bottom of the limit groove 35. When one of the first drawers 5 or the second drawer 6 is opened, the corresponding slider 33 is driven to move, and the slider 33 pushes the corresponding positioning column 32 to move upward through the track groove 34, so as to drive the first locking rod member a and the second locking rod member b to move upward. , the other positioning posts 32 are limitedly matched with the corresponding limiting surfaces 36 to lock the other first drawers 5 and the second drawers 6 so that they cannot be opened; when one of the first drawers 5 or the second drawer 6 is closed, it drives the corresponding slider 33 to move, and the slider 33 pushes the corresponding positioning post 32 to move downward through the track groove 34 to drive the first locking rod member a and the second locking rod member b to move downward, and the other positioning posts 32 are separated from the corresponding limiting surfaces 36 and reach the bottom of the limiting groove 35 to unlock the other first drawers 5 and the second drawers 6. At this time, any one of the first drawers 5 or the second drawer 6 can be opened, that is, only one drawer can be pulled out at a time.

[0051] A clamping column 43 is provided at one end of the locking rod assembly 11, and a buckle 44 is provided on the positioning member 26. When the first locking rod component a and the second locking rod component b move upward, the clamping column 43 is driven to move upward, and the clamping column 43 passes over the elastic cantilever 45 of the buckle 44 when moving upward. At this time, the clamping column 43 is located above the elastic cantilever 45, and the bottom of the clamping column 43 is against the elastic cantilever 45, preventing the first locking rod component a and the second locking rod component b from sagging due to gravity, causing the other first drawers 5 and the second drawer 6 to be in an unlocked state all the time; the elastic cantilever 45 structure of the buckle 44 only needs the clamping column 43 to deform and clamp the clamping column 43 by applying a slight force upward; when the first locking rod component a and the second locking rod component b move downward, they drive the clamping column 43 downward, and the clamping column 43 passes over the elastic cantilever 45 of the buckle 44 when moving downward. At this time, the clamping column 43 is located below the elastic cantilever 45.

[0052] The above is a preferred embodiment of the utility model, which shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A drawer interlocking device with two sets of cabinet interlocking functions, characterized in that: The invention comprises a first locking rod component (a) and a second locking rod component (b), wherein the first locking rod component (a) is slidably arranged on a first side (2) of a first cabinet (1), and the second locking rod component (b) is slidably arranged on a second side (4) of a second cabinet (3), and a connecting portion is arranged between the first locking rod component (a) and the second locking rod component (b), and the connecting portion is passed through the first side (2) of the first cabinet (1) and the second side (4) of the second cabinet (3), and the first locking rod component (a) and the second locking rod component (b) are connected via the connecting portion. A first lock rod member (a) is linked to a first drawer (5) on a first cabinet (1), and a second lock rod member (b) is linked to a second drawer (6) on a second cabinet (3). A locking mechanism is provided between the first lock rod member (a) and the first drawer (5), and between the second lock rod member (b) and the second drawer (6). When one of the first drawers (5) or the second drawer (6) is opened or closed, the first lock rod member (a) and the second lock rod member (b) are linked to move up and down, and the other first drawer (5) and the second drawer (6) are locked or unlocked by the locking mechanism.

2. The drawer interlocking device with two sets of cabinet interlocking functions according to claim 1, characterized in that: The connecting portion comprises a connecting head (7) arranged on the first locking rod component (a) and a connecting shaft (8) arranged on the second locking rod component (b); the connecting head (7) is provided with a plug hole (9); and the connecting shaft (8) and the plug hole (9) are plugged into each other.

3. The drawer interlocking device with two sets of cabinet interlocking functions according to claim 2, characterized in that: A through hole (10) is provided on the first side (2) of the first cabinet (1) and the second side (4) of the second cabinet (3), and the connector (7) is inserted through the through hole (10).

4. The drawer interlocking device with two sets of cabinet interlocking functions according to claim 2, characterized in that: The first locking rod component (a) and the second locking rod component (b) comprise a locking rod assembly (11) and a connecting piece (12), the locking rod assembly (11) passes through the connecting piece (12), the connecting piece (12) is fixed on the locking rod assembly (11), the connecting head (7) is arranged on the connecting piece (12) of the first locking rod component (a), and the connecting shaft (8) is arranged on the connecting piece (12) of the second locking rod component (b).

5. The drawer interlocking device with two sets of cabinet interlocking functions according to claim 4, characterized in that: The first locking rod component (a) and the second locking rod component (b) further include a positioning fastener (13) and a mounting component (14); a positioning hole (15) is provided on the connecting member (12); the mounting component (14) is positioned and mounted on the positioning hole (15); a fixing hole (16) is provided on the mounting member (14); the positioning fastener (13) is fixed on the fixing hole (16); a top surface (17) is provided at one end of the positioning fastener (13); an action surface (18) is provided on the locking rod assembly (11); the positioning fastener (13) acts on the action surface (18) of the locking rod assembly (11) through the top surface (17) to fix the connecting member (12) on the locking rod assembly (11).

6. The drawer interlocking device with two sets of cabinet interlocking functions according to claim 5, characterized in that: The connecting member (12) is provided with a through hole (19), the locking rod assembly (11) passes through the through hole (19), the positioning hole (15) is communicated with the through hole (19), one end of the positioning hole (15) close to the locking rod assembly (11) is provided with a flange hole (20), and one end of the mounting member (14) close to the locking rod assembly (11) is provided with a flange (21), and the flange (21) is positioned on the flange hole (20).

7. The drawer interlocking device with two sets of cabinet interlocking functions according to claim 4, characterized in that: The invention also comprises a guide member (22), the guide member (22) being provided with a guide hole (23), the locking rod assembly (11) passing through the guide hole (23), and the locking rod assembly (11) sliding up and down along the guide hole (23), the guide member (22) being provided with a first fixing hole (24), the first side (2) of the first cabinet (1) and the second side (4) of the second cabinet (3) being provided with a second fixing hole (25), and the first fastener (46) passing through the first fixing hole (24) and being fastened to the second fixing hole (25), so that the guide member (22) is fixed to the first cabinet (1) or the second cabinet (3).

8. The drawer interlocking device with two sets of cabinet interlocking functions according to claim 4, characterized in that: The cabinet further comprises a positioning member (26), wherein a positioning slot (27) is provided on the positioning member (26), the locking rod assembly (11) passes through the positioning slot (27), the locking rod assembly (11) slides up and down along the positioning slot (27), a third fixing hole (28) is provided on the positioning member (26), a fourth fixing hole (29) is provided on the first side (2) of the first cabinet (1) and the second side (4) of the second cabinet (3), and a second fastener (30) passes through the third fixing hole (28) and is fastened to the fourth fixing hole (29), so that the positioning member (26) is fixed to the first cabinet (1) or the second cabinet (3).

9. The drawer interlocking device with two sets of cabinet interlocking functions according to claim 4, characterized in that: A guide slide groove (31) is provided on the first side (2) of the first cabinet (1) and the second side (4) of the second cabinet (3), and the locking rod assembly (11) is slidably disposed on the guide slide groove (31) via a connecting piece (12) up and down.

10. The drawer interlocking device with two sets of cabinet interlocking functions according to claim 4, characterized in that: The first drawer (5) and the second drawer (6) correspond to the connecting member (12) one by one. The locking mechanism comprises a positioning column (32) arranged on the connecting member (12) and a sliding block (33) arranged on the first drawer (5) and the second drawer (6). The sliding block (33) is provided with a track groove (34) and a limit groove (35) which are interconnected. A limit surface (36) is provided on one side of the limit groove (35). When the first drawer (5) and the second drawer (6) are closed, the positioning column (32) is arranged on the limit groove (35). When one of the first drawer (5) or the second drawer (6) is opened, its sliding block (33) pushes the corresponding one through the track groove (34). The positioning column (32) moves upward to drive the first locking rod component (a) and the second locking rod component (b) to move upward, and the other positioning columns (32) cooperate with the corresponding limiting surfaces (36) to lock the other first drawers (5) and the second drawers (6); when one of the first drawers (5) or the second drawer (6) is closed, its slider (33) pushes the corresponding positioning column (32) to move downward through the track groove (34) to drive the first locking rod component (a) and the second locking rod component (b) to move downward, and the other positioning columns (32) are separated from the corresponding limiting surfaces (36) to unlock the other first drawers (5) and the second drawers (6).

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