CN114052385B

CN114052385B - Turnover locking mechanism and table

Info

Publication number: CN114052385B
Application number: CN202111442769.5A
Authority: CN
Inventors: 徐耀平
Original assignee: Hangzhou Hengfeng Furniture Co ltd
Current assignee: Hangzhou Hengfeng Furniture Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2023-06-06
Anticipated expiration: 2041-11-30
Also published as: CN114052385A

Abstract

The utility model provides a upset locking mechanism and table, belongs to upset locking mechanism technical field, upset locking mechanism, including fixed subassembly, rotating assembly, locking subassembly and unlocking subassembly, rotating assembly connects fixed subassembly, fixed subassembly connects locking subassembly, locking subassembly with unlocking subassembly cooperation, rotating assembly with unlocking subassembly cooperation, fixed subassembly includes locking casing and horizontal pole, locking casing connects the horizontal pole, fixed subassembly still includes the mount pad, the mount pad is connected locking casing, the mount pad is connected rotating assembly. The table comprises a turnover locking mechanism and a supporting frame, wherein the supporting frame is connected with the turnover locking mechanism, and a table plate is arranged on the turnover locking mechanism. According to the invention, more space can be saved after overturning, the overturning operation method is simpler, the overturning steps are fewer, the overturning process is more labor-saving, most of structures are arranged inside, the use is safe, and the appearance is concise.

Description

Turnover locking mechanism and table

Technical Field

The invention belongs to the technical field of turnover locking mechanisms, and particularly relates to a turnover locking mechanism and a table.

Background

The desk is the necessary instrument of people's life office, often appears in the aspect of life, but the area of occupation of ordinary desk is great, and one kind can accomodate the desk and can save a lot of space for the user, but current accomodate the desk and generally can only partly fold, save space is less, accomodate comparatively difficultly moreover, and whether laborious, not one can let the customer easily accomodate the desk of upset, also not one can let the structure of customer easily upset yet.

Disclosure of Invention

The invention aims to provide a turnover locking mechanism and a table, which can save more space after being turned over, and the turnover locking mechanism and the table have simpler turnover operation method, fewer turnover steps and more labor-saving turnover process.

In order to solve the technical problems, the specific technical scheme of the invention is as follows:

the turnover locking mechanism comprises a fixing component, a rotating component, a locking component and an unlocking component, wherein the rotating component is connected with the fixing component, the fixing component is connected with the locking component, the locking component is matched with the unlocking component, the rotating component is matched with the unlocking component, the fixing component comprises a locking shell and a cross rod, the locking shell is connected with the cross rod, the fixing component further comprises a mounting seat, the mounting seat is connected with the locking shell, and the mounting seat is connected with the rotating component.

Further, a locking cover body is arranged between the locking shell and the cross rod, the locking shell is connected with the locking cover body, and the cross rod is connected with the locking cover body.

Further, the fixing assembly further comprises a guide frame, and the guide frame is connected with the locking shell.

Further, the locking assembly comprises a bearing plate and a locking hook, wherein the locking hook is connected with the bearing plate through a connecting shaft.

Further, a rotating shaft arm is further arranged on the locking shell, and the locking shell is movably connected with the bearing plate through the rotating shaft arm.

Further, the unlocking component comprises a first unlocking piece, a second unlocking piece, a third unlocking piece and a return spring, wherein the first unlocking piece is connected with the second unlocking piece, the second unlocking piece is connected with the third unlocking piece, the second unlocking piece is further connected with a linkage shaft, and the second unlocking piece is provided with the return spring.

Further, the return spring is arranged between the first unlocking piece and the third unlocking piece.

Further, the rotating assembly comprises a first rotating member, a second rotating member, a third rotating member and a fourth rotating member, wherein the first rotating member is further connected with the third rotating member, the second rotating member is fixedly connected with the mounting seat, the second rotating member is fixedly connected with the fourth rotating member, the fourth rotating member is fixedly connected with the mounting seat, and the third rotating member is arranged between the second rotating member and the fourth rotating member.

Further, the unlocking piece III is matched with the lock hook, a limiting structure is arranged on the lock hook, a limiting tooth is arranged on the unlocking piece III, and the limiting structure is matched with the limiting tooth.

Further, a rotating slope is arranged on the third rotating piece, and the rotating slope is matched with the first unlocking piece.

Further, the rotating assembly further comprises a torsion spring, and the torsion spring is arranged on the rotating member III.

The table comprises a turnover locking mechanism and a supporting frame, wherein the supporting frame is connected with the turnover locking mechanism, and a table plate is arranged on the turnover locking mechanism.

Compared with the prior art, the invention has the beneficial effects that: according to the turnover storage device, more space can be saved after turnover, the turnover operation method is simple, the turnover steps are fewer, the turnover process is labor-saving, most of the structures are installed inside, the turnover storage device is safe in use, the clamping during turnover can be prevented, the appearance is simple, the turnover locking mechanism is in hidden design, the turnover locking mechanism is not directly exposed, and the turnover locking mechanism is not easily damaged by external force in the transportation process or in the use state.

Drawings

FIG. 1 is a schematic view of a partially inverted locking mechanism of the present invention;

FIG. 2 is a cross-sectional view of the structure of the locking assembly and a portion of the locking housing of the present invention;

FIG. 3 is a cross-sectional view of the structure of the unlocking assembly of the present invention;

FIG. 4 is a partial cross-sectional view of the lock and unlock of the present invention;

FIG. 5 is a cross-sectional view of the flip lock mechanism of the present invention;

FIG. 6 is an enlarged view of the structure of the rotary assembly of the present invention;

FIG. 7 is a cross-sectional view of the structure of the third locking member of the present invention;

FIG. 8 is a schematic view of the structure of the table of the present invention;

the figure indicates: 11. a locking housing; 12. a cross bar; 13. a locking cover; 14. a guide frame; 15. a mounting base; 16. A swivel arm; 21. a bearing plate; 22. a latch hook; 31. unlocking a first piece; 32. unlocking piece II; 33. unlocking piece III; 34. a return spring; 35. a linkage shaft; 41. a first rotating member; 42. a second rotating member; 43. a third rotating member; 44. a torsion spring; 45. a rotating member IV; 51. a support frame; 52. a table board.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings for a better understanding of the objects, structures and functions of the present invention.

The turnover locking mechanism comprises a fixed component, a rotating component, a locking component and an unlocking component, wherein the rotating component is connected with the fixed component, the fixed component is connected with the locking component, and the unlocking component is arranged in the fixed component.

The fixed subassembly includes locking casing 11 and horizontal pole 12, locking casing 11 connects horizontal pole 12, locking casing 11 with be equipped with locking lid 13 between the horizontal pole 12, be equipped with the recess on the locking casing 11, be equipped with on the locking lid 13 with recess matched with bulge loop on the locking casing 11, locking casing 11 with locking lid 13 cooperation is connected, locking lid 13 still with horizontal pole 12 cooperation makes locking lid 13 fastening connection horizontal pole 12.

The fixing assembly further comprises a guide frame 14, a through hole is formed in the guide frame 14, a connecting structure matched with the guide frame 14 can be arranged on the locking shell 11, the guide frame 14 is fixedly connected with the locking shell 11 through a fastener, and in the embodiment, the guide frame is connected through a bolt.

The guide frame 14 is further provided with a protruding block, the locking cover body 13 is also provided with a protruding block at a corresponding position, the cross rod 12 is further provided with a matched notch, the protruding block on the locking cover body 13 and the notch on the cross rod 12 fix the guide frame 14, the guide frame 14 is arranged between the locking cover body 13 and the cross rod 12, and the locking cover body 13 and the cross rod 12 further fix the guide frame 14.

The locking shell 11 is fixedly connected with the locking cover body 13, a fixing notch is formed in the locking shell 11, a matched fixing protruding block is arranged on the locking cover body 13, and the length of the protruding block is smaller than that of the notch. After the locking shell 11 and the locking cover 13 are in matched connection, a through hole matched with the locking assembly is formed, so that the locking assembly can be matched with the unlocking assembly.

The locking shell 11 is further connected with the mounting seat 15, the locking shell 11 is fixedly connected with the mounting seat 15 through a fastener, and the mounting seat 15 is further connected with the rotating assembly.

As shown in fig. 2, the locking assembly includes a supporting plate 21, the supporting plate 21 may be used to connect with a table 52, a lock hook 22 is disposed on the supporting plate 21, the lock hook 22 is connected with the supporting plate 21 through a connecting shaft, in this embodiment, the lock hook 22 is disposed at a middle position of the supporting plate 21, the lock hook 22 penetrates through the supporting plate 21 through the connecting shaft, and is connected with the supporting plate 21, in this embodiment, two through holes are further disposed at an upper end and a lower end of the supporting plate 21, and four screws are connected with the connecting shaft, and a groove matched with the screws is disposed at a connecting position of the screws.

The locking shell 11 is further provided with a rotating shaft arm 16, the protruding mechanism is provided with a through hole, and the corresponding position of the bearing plate 21 is also provided with a matched through hole, so that the locking shell 11 can be movably connected with the bearing plate 21 through the rotating shaft arm 16, and the connection mode can be rotating shaft connection or bolt connection and the like. The other end of the supporting plate 21 is also provided with a connecting pad, the connecting pad can enable the supporting plate 21 to be horizontal after being locked, the connecting pad can be connected with the supporting plate 21 through a fastener, and the connecting pad with larger abrasion can be conveniently replaced.

As shown in fig. 3, the unlocking assembly includes a first unlocking member 31, a second unlocking member 32, a third unlocking member 33, and a return spring 34. The first unlocking piece 31 is fixedly connected with the second unlocking piece 32, the connection mode can be fastener connection, the second unlocking piece 32 is fixedly connected with the third unlocking piece 33, in this embodiment, a through hole is formed in the third unlocking piece 33, a through hole matched with the first unlocking piece 31 is formed in the second unlocking piece 32, and the second unlocking piece 32 is connected with the third unlocking piece 33 through the fastener. The second unlocking member 32 is connected with the linkage shaft 35, the connection mode may be fixed connection, or the linkage shaft 35 may be a solid structure, cavities are formed at two ends of the linkage shaft 35, a return spring 34 is sleeved on the second unlocking member 32, and the return spring 34 is arranged between the first unlocking member 31 and the third unlocking member 33. The return spring 34 may also be arranged between the third unlocking element 33 and the guide frame 14. The second unlocking member 32 and the linkage shaft 35 may be in an integrated structure, one end of the second unlocking member 32 penetrates through the locking housing 11, and two ends of the linkage shaft 35 respectively penetrate through the two guide frames 14.

As shown in fig. 4, the third unlocking member 33 is matched with the lock hook 22, a limiting structure is arranged on the lock hook 22, a limiting tooth is arranged on the third unlocking member 33, and the limiting structure is matched with the limiting tooth, so that the lock hook 22 can be inserted into the third unlocking member 33 to be fixed, and the lock cannot be automatically separated from the lock after being fixed. In this embodiment, the cross section of unlocking piece three 33 is the U-shaped, and unlocking piece three's upper portion inboard is equipped with spacing tooth, spacing tooth is preferable to locate unlocking piece three inboard for the symmetry, limit structure sets up the lower extreme of latch hook 22, limit structure's bottom is the arc, and the middle part is equipped with the recess, with limit structure complex spacing tooth sets up unlocking piece three's 33 upper end, limit tooth's top is the arc, and the bottom is the plane, latch hook 22 inserts behind the unlocking piece three 33, the recess with the bottom cooperation of spacing tooth makes it unable unblock by oneself.

As shown in fig. 5, in this embodiment, the unlocking components are connected to two ends of the linkage shaft 35, the locking housing 11 is connected to two ends of the cross rod 12, the locking housing 11 is connected to the rotating component, when the unlocking member 31 located at the left side of the linkage shaft 35 is forced to push right, the spring located at the right side of the linkage shaft 35 is compressed, and when the unlocking member 31 located at the left side of the linkage shaft 35 is no longer forced to right, the spring located at the right side is reset, and the unlocking member 31 is reset to the original position.

As shown in fig. 6, the rotating assembly includes a first rotating member 41, a second rotating member 42, a third rotating member 43, a torsion spring 44, and a fourth rotating member 45, wherein the first rotating member 41 is movably connected with the locking housing 11, the first rotating member 41 is further connected with the third rotating member 43, and the first rotating member 41 is fixedly connected with the third rotating member 43 through a fastener, so that the third rotating member 43 rotates along with the first rotating member 41. The second rotating member 42 is fixedly connected with the mounting seat 15, the fourth rotating member 45 is fixedly connected with the mounting seat 15, the second rotating member 42 is fixedly connected with the fourth rotating member 45, a through hole is formed in the second rotating member 42, a through hole is formed in a corresponding position of the fourth rotating member 45, the mounting seat 15 can be connected with the second rotating member 42 and the fourth rotating member 45 through fasteners, the third rotating member 43 is arranged between the second rotating member 42 and the fourth rotating member 45, the third rotating member 43 is sleeved in the second rotating member 42, and the second rotating member 42 and the fourth rotating member 45 can limit movement of the third rotating member 43. Limiting gaps are formed in two ends of the second rotating piece 42, limiting blocks matched with the limiting gaps are arranged on the fourth rotating piece 45, and the second rotating piece 42 is fixedly matched and connected with the fourth rotating piece 45.

The rotary part II 42 and the rotary part III 43 are further provided with a torsion spring 44, the torsion spring 44 is sleeved on the rotary part III 43, the rotary part III 43 is provided with a groove which can limit the movement of the torsion spring 44, the rotary part II 42 is provided with a limiting hole, the corresponding position on the rotary part III 43 is further provided with a matched limiting hole, one end of the torsion spring 44 is tightly connected with one end of the limiting hole, and the other end of the torsion spring 44 is tightly connected with the other end of the limiting hole. When the rotary member I41 is used, the rotary member I41 drives the rotary member III 43 to rotate, the torsion spring 44 is compressed at the moment, and after the rotation is finished, the rotary member I41 and the rotary member III 43 reset under the action of the torsion spring 44.

As shown in fig. 7, the third rotating member 43 is provided with a rotating slope, the rotating slope is matched with the first unlocking member 31, in this embodiment, one third rotating member 43 is provided with two rotating slope groups, the rotating slope groups are symmetrically provided with two rotating slopes, the tops of the two rotating slopes are mutually connected, the tops of the slopes are further provided with through holes for being connected with the first rotating member 41, the two rotating slope groups are symmetrically arranged, a cavity is arranged between the two rotating slope groups, and the cavity is matched with the first unlocking member 31 to accommodate the first unlocking member 31.

In a normal state, the first unlocking member 31 is positioned at the bottom of the slope and is rotated with the first rotating member 41, if the third rotating member 43 rotates with the first rotating member 41, the first unlocking member 31 does not rotate, but due to the rotation of the third rotating member 43, the position of the first unlocking member 31 is pushed from the bottom of the slope to the top of the slope, the first unlocking member 31 is pushed out, the second unlocking member 32, the third unlocking member 33 and the linkage shaft 35 are moved to the right, and the third unlocking member 33, the second unlocking member 32 and the first unlocking member 31 are moved to the right, wherein the first unlocking member 31 is moved into the cavity of the third rotating member 43 matched with the first unlocking member 31. At this time, the right return spring 34 is compressed, but the left unlocking member 31 is already pressed against the left rotating member three 43, so that the left unlocking member three 33 and the right unlocking member three 33 which are matched with the lock hooks 22 cannot be reset, and the lower ends of the lock hooks 22 at both sides are separated from the limiting teeth of the unlocking members, namely, the turnover locking mechanism is unlocked, at this time, the bearing plate 21 is rotated upwards, so that the lock hooks 22 at both sides are completely separated from the unlocking members three 33 at both sides. Finally, the first left rotating member 41 is released, the third left rotating member 43 is automatically reset under the action of the left torsion spring 44, and the first left rotating member 41 is driven to be automatically reset, and of course, the torsion spring 44 is not required to be arranged, and manual reset can be performed. After the third left rotating member 43 is automatically reset, the first left unlocking member 31 does not push against the top of the rotating slope any more, and the compressed right return spring 34 is automatically reset, so that the first left unlocking member 31 and the first right unlocking member 31 are reset to the original positions, and the third unlocking members 33 on the two sides are also restored to the original positions, thereby facilitating the next locking. Of course, the principle process is the same if the right-hand rotary member 41 is rotated.

In particular, the height of the rotating slope on the third rotating member 43 is greater than the distance that the latch hook 22 is separated from the limit tooth on the third unlocking member 33; the depth of the cavity on the third rotating member 43 is greater than the distance that the lock hook 22 is separated from the limit tooth on the third unlocking member 33.

The table, as shown in fig. 8, comprises a turnover locking mechanism and a supporting frame 51, wherein the supporting frame 51 is arranged at two ends of the turnover locking mechanism, casters can be arranged at the bottom of the supporting frame 51, and a table plate 52 is arranged on the turnover locking mechanism. When the desk is used, the desk plate 52 can be rotated only by rotating the first rotary part 41, unlocking is achieved, the desk is easily stored, and when the desk is needed to be used, the desk plate 52 is only needed to be buckled down, automatic locking is achieved, the automatic unlocking is not needed, the use is simple and convenient, and the reliability is high. And this table is accomodate for vertical after accomodating, comparatively saves and accomodates the area, and is furnished with the truckle, conveniently removes. And the overturning locking mechanism replaces the supporting cross rod of the original table, so that the manufacturing cost is reduced, the manufacturing process is optimized, the error rate in the manufacturing process is reduced, and the manufacturing yield is improved.

It will be understood that the invention has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The turnover locking mechanism is characterized by comprising a fixed component, a rotating component, a locking component and an unlocking component, wherein the rotating component is connected with the fixed component, the fixed component is connected with the locking component, the locking component is matched with the unlocking component, the rotating component is matched with the unlocking component, the fixed component comprises a locking shell and a cross rod, the locking shell is connected with the cross rod, the fixed component further comprises a mounting seat, the mounting seat is connected with the locking shell, and the mounting seat is connected with the rotating component;

the unlocking assembly comprises a first unlocking piece, a second unlocking piece, a third unlocking piece and a return spring, wherein the first unlocking piece is connected with the second unlocking piece, the second unlocking piece is connected with the third unlocking piece, the second unlocking piece is provided with the return spring, and the second unlocking piece is connected with the linkage shaft;

the two ends of the linkage shaft are connected with the unlocking assembly, the two ends of the cross rod are connected with the locking shell, and the locking shell is connected with the rotating assembly;

the rotating assembly comprises a first rotating member and a third rotating member, the first rotating member is fixedly connected with the third rotating member, and the third rotating member rotates along with the first rotating member; a rotating slope is arranged on the third rotating piece and is matched with the first unlocking piece; when the rotating piece III on one side rotates, the unlocking piece I on the same side is pushed out, and the unlocking piece II, the unlocking piece III and the linkage on the same side move towards the other side, so that the unlocking piece III, the unlocking piece II and the unlocking piece I on the other side move;

the locking assembly comprises a lock hook, the unlocking piece III is matched with the lock hook, a limiting structure is arranged on the lock hook, a limiting tooth is arranged on the unlocking piece III, the limiting structure is matched with the limiting tooth, and when the lock hook is inserted into the unlocking piece III, the lock hook cannot be unlocked automatically; when the unlocking pieces III on the left side and the right side move, the lock hooks on the two sides are separated from the limiting teeth, and the overturning locking mechanism is unlocked.

2. The flip lock mechanism of claim 1, wherein a lock cover is disposed between the lock housing and the cross bar, the lock housing is connected to the lock cover, and the cross bar is connected to the lock cover.

3. The roll-over locking mechanism of claim 1, wherein the securing assembly further comprises a guide bracket coupled to the locking housing.

4. The flip lock mechanism of claim 3, wherein said lock assembly further comprises a carrier plate, said shackle being coupled to said carrier plate by a coupling shaft.

5. The roll-over locking mechanism of claim 4, wherein the locking housing is further provided with a pivot arm, and the locking housing is movably connected with the support plate through the pivot arm.

6. The roll-over locking mechanism of claim 5, wherein the rotating assembly further comprises a second rotating member and a fourth rotating member, the second rotating member is fixedly connected with the mounting base, the second rotating member is fixedly connected with the fourth rotating member, the fourth rotating member is fixedly connected with the mounting base, and the third rotating member is disposed between the second rotating member and the fourth rotating member.

7. The flip lock mechanism of claim 6, wherein the swivel assembly further comprises a torsion spring disposed on the third swivel member.

8. The table is characterized by comprising the turnover locking mechanism and a supporting frame as claimed in any one of claims 1 to 7, wherein the supporting frame is connected with the turnover locking mechanism, and a table plate is arranged on the turnover locking mechanism.