CN219645292U - Lifting mechanism for dining table - Google Patents
Lifting mechanism for dining table Download PDFInfo
- Publication number
- CN219645292U CN219645292U CN202321233864.9U CN202321233864U CN219645292U CN 219645292 U CN219645292 U CN 219645292U CN 202321233864 U CN202321233864 U CN 202321233864U CN 219645292 U CN219645292 U CN 219645292U
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- lifting
- sliding
- rotating disc
- sliding frame
- frame
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- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- 230000033001 locomotion Effects 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000005452 bending Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
Abstract
The utility model discloses a lifting mechanism for a dining table, which comprises a rack, wherein a rotating disc is arranged on the rack, a sliding frame is also arranged on the rack in a sliding manner, the sliding frame is connected with the rotating disc through a lifting assembly, and a driving assembly is also arranged on the lifting frame; when the lifting device is used, the sliding frame is driven to slide through the driving assembly, and the sliding frame drives the lifting assembly to perform lifting motion in the vertical direction in the sliding process, so that the rotating disc is pushed to lift, and the height of the rotating disc is controlled; and finally adjusting the height of the folding table; compared with the prior art, the utility model can realize the lifting control of the rotating disc through the sliding frame in sliding connection, simplifies the structure of the whole lifting mechanism to the greatest extent, is beneficial to improving the structural stability of the whole device, and has the advantage of low hardware cost.
Description
Technical Field
The utility model relates to the technical field of furniture accessory equipment, in particular to a lifting mechanism for a dining table.
Background
The convenience of the folding table is widely accepted in the market at present; the folding table generally comprises two table boards, in a contracted state, the two table boards are mutually overlapped to reduce the area of the table board, the two table boards are misplaced at first, and finally one of the table boards is rotated to realize misplacement of the two table boards, so that the expansion of the table boards is realized, and the service area of the table board is increased;
in the prior art, the functions are generally realized through the lifting mechanism, but the lifting mechanism in the prior art has a complex overall structure, is complex to operate and is extremely easy to fail.
Disclosure of Invention
The utility model mainly aims to provide a lifting mechanism for a dining table, which aims to solve the defect of complex structure in the prior art.
The utility model realizes the aim through the following technical scheme:
a lifting mechanism for a dining table, comprising a frame;
the rotating disc is arranged on the rack;
the sliding frame is arranged on the rack in a sliding manner;
the lifting assembly is respectively connected with the rotating disc and the sliding frame;
the driving assembly is connected with the sliding frame and drives the sliding frame to slide in the process of driving the lifting assembly to adjust the height of the rotating disc.
Optionally, a support sleeve is arranged on the frame, a limit component is slidably arranged in the support sleeve, and the limit component is connected with the rotating disc.
Optionally, the limiting component comprises a sliding sleeve, the supporting sleeve is provided with a step hole, and the sliding sleeve is inserted into the step hole in a sliding manner; one end of the sliding sleeve is connected with the rotating disc, and the other end of the sliding sleeve is provided with a limiting plate matched with the step hole.
Optionally, a bolt hole is formed in the sliding sleeve, a first screw rod used for connecting the rotating disc is arranged at one end in the bolt hole, and a second screw rod used for connecting the limiting plate is arranged at the other end of the first screw rod.
Optionally, the lifting assembly comprises a wedge-shaped table and a lifting push rod, the wedge-shaped table is connected with the sliding frame, and the lifting push rod is connected with the rotating disc; the inclined plane of the wedge-shaped table is connected with the lifting push rod in a sliding way.
Optionally, a roller is further arranged on the lifting push rod, and the roller is slidably connected with the inclined plane on the wedge-shaped table.
Optionally, connecting strips are arranged on two sides of the sliding frame, each connecting strip is uniformly connected with a plurality of wedge-shaped tables, each wedge-shaped table is slidably connected with a roller, and each roller is respectively connected with the rotating disc through a lifting push rod.
Optionally, a plurality of limit baffles are arranged on two sides of the sliding frame, the sliding frame is in a U-shaped structure, and two sides of the sliding frame are respectively attached to the limit baffles on the corresponding sides; the sliding frame is characterized in that a plurality of guiding chute are arranged on two sides of the sliding frame, a chute is arranged on each limiting baffle, and one end of the lifting push rod is inserted into the guiding chute and the chute.
Optionally, a sliding groove is further formed in the sliding frame, and the supporting sleeve is arranged in the sliding groove.
Optionally, the driving assembly comprises a traction rope and a driving stop block, and the sliding frame is provided with a traction plate; along the direction of motion of carriage, drive dog is located the carriage rear side, the haulage rope passes the traction plate with drive dog links to each other.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model comprises a frame, wherein a rotating disc is arranged on the frame, a sliding frame is also arranged on the frame in a sliding manner, the sliding frame is connected with the rotating disc through a lifting assembly, and a driving assembly is also arranged on the lifting frame;
when the lifting device is used, the sliding frame is pulled to slide through the driving component, and the sliding frame drives the lifting component to perform lifting motion in the vertical direction in the sliding process, so that the rotating disc is pushed to lift, and the height of the rotating disc is controlled; and finally adjusting the height of the folding table;
after the use is finished, the lifting assembly is pressed down by the self gravity of the table plate, so that the sliding frame is pushed to reset, and preparation is made for next adjustment;
compared with the prior art, the utility model can realize the lifting control of the rotating disc through the sliding frame in sliding connection, simplifies the structure of the whole lifting mechanism to the greatest extent, is beneficial to improving the structural stability of the whole device, and has the advantage of low hardware cost.
Secondly, the lifting operation of the whole lifting mechanism can be simplified through the simplified structure, and then the unfolding and recycling procedures of the lifting table are simplified.
Drawings
Fig. 1 is a schematic structural view of a lifting mechanism for a dining table according to an embodiment of the present utility model;
FIG. 2 is an exploded view of a lifting mechanism for a dining table according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the internal structure of the frame;
FIG. 4 is a cross-sectional view of a lifting mechanism for a dining table according to an embodiment of the present utility model;
FIG. 5 is another cross-sectional view of a lifting mechanism for a dining table according to an embodiment of the present utility model;
fig. 6 is an enlarged view of the portion C;
reference numerals: the device comprises a frame 1, a rotating disc 2, a sliding frame 3, a supporting sleeve 4, a sliding sleeve 5, a step hole 6, a limiting plate 7, a bolt hole 8, a first screw 9, a second screw 10, a wedge-shaped table 11, a lifting push rod 12, a roller 13, a connecting bar 14, a limiting baffle 15, a guiding chute 16, a guiding chute 17, a sliding chute 18, an adjusting groove 19, a traction rope 20, a traction plate 21 and a guiding tube 22.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Embodiment 1
Referring to fig. 1 to 6, this embodiment, which is an alternative embodiment of the present utility model, discloses a lifting mechanism for a dining table, comprising a frame 1, wherein a cavity for placing various devices is provided on the frame 1, and meanwhile, a connecting plate is integrally provided around the frame 1, and the whole lifting mechanism is connected with a lifting table through the connecting plate;
two rows of limit baffles 15 are also arranged in the middle of the cavity of the frame 1, and the two rows of limit baffles 15 are symmetrical about the axis of the frame 1; each row of limit baffles 15 comprises 2-3 independent limit baffles 15; each limit baffle 15 is integrally connected with the frame 1; a sliding frame 3 is arranged between the two rows of limit baffles 15, the cross section of the sliding frame 3 is in a U-shaped structure, and two sides of the sliding frame 3 are respectively attached to the limit baffles 15 on the corresponding sides;
the limiting baffles 15 are provided with sliding grooves 17, the two sides of the sliding frame 15 are provided with guiding chute 16, and the wire chute 16 corresponds to the sliding grooves 17 one by one;
the sliding frame 3 is controlled by the limit baffle 15 to only slide along the axial direction of the frame 1, so that the phenomenon that the table board moves due to left and right movement of the sliding frame 3 is avoided, and the running stability of equipment is improved;
an adjusting groove 18 is further formed in the middle of the bottom plate of the sliding frame 3, the adjusting groove 18 is a kidney-shaped groove, a supporting sleeve 4 is arranged in the adjusting groove 18, and the bottom end of the supporting sleeve 4 is connected with the frame 1 in an inserting mode;
a T-shaped step hole 6 is formed in the support sleeve 4, and the step hole 6 has a structure with a large lower part and a small upper part; a limiting assembly is arranged in each supporting sleeve 4, the limiting assembly comprises a sliding sleeve 5, the sliding sleeve 5 is inserted into the stepped hole 6 in a sliding manner, a limiting plate 7 is arranged at the lower end of the sliding sleeve 5, and the limiting plate 7 and the stepped surface of the stepped hole 6 are mutually attached and abutted in the axial direction, so that limiting is realized;
the sliding sleeve 5 is further provided with a bolt hole 8, the lower end of the bolt hole 8 is provided with a second screw rod 10 for fixing the limiting plate 7, the top of the second screw rod is provided with a first screw rod 9, and the first screw rod 9 is used for connecting the sliding sleeve 5 with the rotating disc 2.
The rotating disc 2 can be connected with the frame 1 through the structure, so that the structural stability of the whole device is improved; secondly, the sliding sleeve 5 fixes the chassis of the rotating disc 2 while ensuring that the rotating disc 2 can axially slide, so that the chassis of the rotating disc 2 is prevented from rotating along with the rotating disc 2 in the rotating process, the rotating disc 2 is separated from the frame 1, and the running reliability of the whole device is improved;
meanwhile, the movement amplitude of the lifting frame 3 can be controlled through the arrangement of the limiting plates 7, the lifting frame 3 is prevented from being overturned due to excessive traction, meanwhile, each limiting plate 7 is located at the same height, after the lifting to the top, each limiting plate 7 abuts against the step hole 6, and therefore four corners of the rotating disc 2 are guaranteed to be located in the same horizontal plane, and the level of a tabletop is guaranteed.
Finally, the motion relation between the support sleeve positioned in the middle and the sliding frame can be regulated through the regulating groove, so that interference of the support sleeve and the sliding frame is avoided, namely, the sliding frame is ensured to move, and the support sleeve can be ensured to provide support for the rotating disc at the center position of the rotating disc so as to ensure the stress balance of the rotating disc; the whole structure is simple and reliable; meanwhile, the supporting sleeve can also provide auxiliary limit for the sliding frame, and left-right movement of the sliding frame is avoided.
The lifting mechanism further comprises lifting components, wherein connecting strips 14 are arranged on two sides of the sliding frame 3, the lifting components comprise wedge-shaped tables 11 and lifting push rods 12, the connecting strips 14 are arranged on two sides of the sliding frame 3, a plurality of wedge-shaped tables 11 are arranged on each connecting strip 14, each connecting strip 14 is integrally connected with each wedge-shaped table 11, and the number of the wedge-shaped tables 11 on any connecting strip 14 is the same as that of limit baffles 15 on the corresponding side;
the wedge-shaped table 11 is in a right triangle structure, and the inclined surface of the wedge-shaped table is opposite to the advancing direction of the sliding frame 3; the inclined surface of each wedge-shaped table 11 is parallel to the guide chute 16; a plurality of bending plates are integrally connected to the rotating disc 2, each bending plate faces one side of the frame 1, a lifting push rod 12 is arranged on each bending plate, a roller 13 is further arranged on each lifting push rod 12, and one end of each lifting push rod 12 is inserted into the corresponding sliding groove 17 through the corresponding guiding chute 16; each roller 13 is respectively attached to the inclined surface of the corresponding wedge-shaped table 11;
the sliding of the sliding frame 3 in the horizontal direction is converted into the movement of the lifting push rod in the vertical direction through the arrangement of the wedge-shaped table 11, so that the transmission efficiency is high, and meanwhile, the structure is simple;
meanwhile, in the structure, the roller 12 can avoid the direct contact between the sliding frame 3 and the rotating disc 2, so that on one hand, the roller can avoid scratching a protective layer on the surface of the rotating disc 2 and influencing the service life of the rotating disc 2; on the other hand, the resistance in the moving process of the sliding frame can be effectively reduced, so that the adjusting difficulty of the sliding frame is reduced, and the use requirements of different users are met;
the lifting mechanism further comprises a driving assembly, the driving assembly comprises a traction rope 19, a driving stop block 21 and a guide pipe 22, the guide pipe 22 is fixedly connected with the frame 1, one end of the traction rope 19 is arranged at the traction position of the lifting table and is connected with a traction assembly such as a circular ring, and the other end of the traction rope passes through the guide pipe 22 and stretches into the cavity of the frame 1; meanwhile, a traction plate 20 is further arranged on the sliding frame 3, the driving stop block 21 is positioned at the rear side of the sliding frame 3 along the movement direction of the sliding frame 3, and the driving stop block 21 and the traction plate 20 are mutually attached; the traction plate 20 is further provided with a threading hole, and the traction rope 19 passes through the threading hole and is connected with the driving stop block 21, so that the driving of the sliding frame is realized.
The traction rope 19 is adopted as a driving component, so that the structure is very simple, the operation flow of equipment is simplified to the greatest extent, and the cost of the whole device is reduced; secondly, the control of the traction rope 19 has the advantage of high stability; the traction rope 19 is sleeved on the guide tube 22, so that the position of the traction rope 19 can be restrained, and accidents caused by falling or exposing the traction rope are avoided; meanwhile, the traction rope 19 can be protected, and breakage of the traction rope 19 is avoided;
when the folding table is used, the sliding frame is pulled to slide through the traction rope, the sliding frame is driven to slide, the wedge-shaped table is driven to slide, and due to the inclined surface of the wedge-shaped table, the wedge-shaped table pushes the lifting push rod to ascend through the roller, so that the rotating disc is pushed to ascend, and finally the height of the folding table is adjusted;
compared with the prior art, the utility model can realize the lifting control of the rotating disc through the sliding frame in sliding connection, simplifies the structure of the whole lifting mechanism to the greatest extent, is beneficial to improving the structural stability of the whole device, and has the advantage of low hardware cost.
Secondly, the lifting operation of the whole lifting mechanism can be simplified through the simplified structure, and then the unfolding and recycling procedures of the lifting table are simplified.
The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.
Claims (10)
1. A lifting mechanism for dining tables, characterized by comprising a frame (1);
the rotating disc (2) is arranged on the frame (1);
the sliding frame (3), the sliding frame (3) is slidably arranged on the frame (1);
the lifting assembly is respectively connected with the rotating disc (2) and the sliding frame (3);
the driving assembly is connected with the sliding frame (3) and drives the sliding frame (3) to slide in the process, and the lifting assembly is driven to adjust the height of the rotating disc (2).
2. Lifting mechanism for dining tables according to claim 1, characterized in that the frame (1) is provided with a support sleeve (4), a limit assembly is slidably arranged in the support sleeve (4), and the limit assembly is connected with the rotating disc (2).
3. A lifting mechanism for a dining table according to claim 2, characterized in that the limit assembly comprises a sliding sleeve (5), the supporting sleeve (4) is provided with a step hole (6), and the sliding sleeve (5) is inserted into the step hole (6) in a sliding manner; one end of the sliding sleeve (5) is connected with the rotating disc (2), and a limiting plate (7) matched with the step hole (6) is arranged at the other end of the sliding sleeve (5).
4. A lifting mechanism for a dining table according to claim 3, characterized in that the sliding sleeve (5) is provided with a bolt hole (8), a first screw (9) for connecting the rotating disc (2) is arranged at one end in the bolt hole (8), and a second screw (10) for connecting the limiting plate (7) is arranged at the other end.
5. A lifting mechanism for dining tables according to claim 1, characterized in that the lifting assembly comprises a wedge table (11) and a lifting push rod (12), the wedge table (11) being connected to the carriage (3), the lifting push rod (12) being connected to the rotating disc (2); the inclined surface of the wedge-shaped table (11) is connected with the lifting push rod (12) in a sliding way.
6. The lifting mechanism for a dining table according to claim 5, wherein a roller (13) is further arranged on the lifting push rod (12), and the roller (13) is slidingly connected with the inclined surface on the wedge-shaped table (11).
7. The lifting mechanism for a dining table according to claim 6, wherein connecting strips (14) are arranged on two sides of the sliding frame (3), a plurality of wedge-shaped platforms (11) are uniformly connected to each connecting strip (14), rollers (13) are slidably connected to each wedge-shaped platform (11), and each roller (13) is respectively connected with the rotating disc (2) through a lifting push rod (12).
8. The lifting mechanism for a dining table according to claim 7, wherein a plurality of limit baffles (15) are arranged on two sides of the sliding frame (3), the sliding frame (3) is of a U-shaped structure, and two sides of the sliding frame (3) are respectively attached to the limit baffles (15) on the corresponding sides; a plurality of guiding chute (16) are arranged on two sides of the sliding frame (3), a chute (17) is arranged on each limiting baffle (15), and one end of the lifting push rod (12) is inserted into the guiding chute (16) and the chute (17).
9. Lifting mechanism for dining tables according to claim 2, characterized in that the carriage (3) is further provided with an adjustment slot (18), the support sleeve (4) being arranged in the adjustment slot (18).
10. Lifting mechanism for dining tables according to claim 1, characterized in that the drive assembly comprises a traction rope (19) and a drive stop (21), the carriage (3) being provided with a traction plate (20); along the direction of movement of the carriage (3), the driving stop block (21) is positioned at the rear side of the carriage (3), and the traction rope (19) passes through the traction plate (20) to be connected with the driving stop block (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233864.9U CN219645292U (en) | 2023-05-19 | 2023-05-19 | Lifting mechanism for dining table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233864.9U CN219645292U (en) | 2023-05-19 | 2023-05-19 | Lifting mechanism for dining table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219645292U true CN219645292U (en) | 2023-09-08 |
Family
ID=87854827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321233864.9U Active CN219645292U (en) | 2023-05-19 | 2023-05-19 | Lifting mechanism for dining table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219645292U (en) |
-
2023
- 2023-05-19 CN CN202321233864.9U patent/CN219645292U/en active Active
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