CN220859658U - Stretching structure of stretching table - Google Patents
Stretching structure of stretching table Download PDFInfo
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- CN220859658U CN220859658U CN202322269609.6U CN202322269609U CN220859658U CN 220859658 U CN220859658 U CN 220859658U CN 202322269609 U CN202322269609 U CN 202322269609U CN 220859658 U CN220859658 U CN 220859658U
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- 238000005096 rolling process Methods 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 3
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- 230000007774 longterm Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a stretching structure of an extension table, which is arranged on a supporting component, wherein the supporting component comprises supporting legs and a rectangular frame arranged on the supporting legs, a sliding rail component is arranged on the inner side of a long frame of the rectangular frame, the stretching structure comprises a middle tabletop component fixedly arranged in the middle of the rectangular frame, a first tabletop component arranged on the left side of the sliding rail component in a sliding manner and a second tabletop component arranged on the right side of the sliding rail component in a sliding manner, stretching activities of the first tabletop component and the second tabletop component in the matching of the auxiliary stretching component are arranged on the inner side of a short frame of the rectangular frame, and the auxiliary stretching component comprises guide wheels in rolling matching with the first tabletop component and the second tabletop component. The stretching structure can realize different stretching states of the stretching table to meet the requirements of different people on the size of the table top, and the stretching structure is more stable by matching the rolling fit of the guide wheel and the first connecting gear and the second connecting gear to carry out auxiliary stretching, so that the table top stretches more smoothly and the whole operation is simple and convenient.
Description
Technical Field
The utility model belongs to the technical field of stretching tables, and particularly relates to a stretching structure of a stretching table.
Background
The desk is an indispensable furniture article in our schedule life, and its kind is various, and traditional desk size is fixed unchanged, and when the desk size needs to change, only can change the desk of equidimension, and it is comparatively troublesome to use, has consequently appeared various extension tables in the market, can adjust the size of desktop at any time.
The stretching table needs to have smooth stretching structure and no clamping in the use process. The stretching structure of the existing stretching table is easy to deform in the long-term use process, so that stretching is easy to break down.
Disclosure of utility model
In order to make up the defects in the prior art, the utility model provides a stretching structure of a stretching table, which is used for avoiding the problem that the stretching structure of the stretching table deforms to cause difficulty in stretching in the long-term use process by arranging an auxiliary stretching assembly. The specific technical scheme of the utility model is as follows:
The stretching structure of the stretching table is arranged on a supporting component, the supporting component comprises supporting legs and a rectangular frame arranged on the supporting legs, a sliding rail component is arranged on the inner side of a long frame of the rectangular frame, the stretching structure comprises a middle tabletop component fixedly arranged in the middle of the rectangular frame, a first tabletop component arranged on the left side of the sliding rail component in a sliding mode and a second tabletop component arranged on the right side of the sliding rail component in a sliding mode, stretching activities of the first tabletop component and the second tabletop component in the matching of the auxiliary stretching component are arranged on the inner side of a short frame of the rectangular frame, and the auxiliary stretching component comprises guide wheels in rolling fit with the first tabletop component and the second tabletop component; before stretching, the first tabletop assembly and the second tabletop assembly are mutually clamped and covered on the middle tabletop assembly; after the extension, the first desktop assembly and the second desktop assembly are matched and clamped with the middle desktop assembly after moving to two sides through the sliding rail assembly and the auxiliary stretching assembly.
Further, the sliding rail assembly comprises a group of sliding rail shells fixedly arranged in the middle of the long frame, and a first sliding rail and a second sliding rail which are arranged between the sliding groove on the inner side of the long frame and the sliding rail shells in a sliding manner, the first sliding rail is connected with the first desktop assembly in a matched manner, and the second sliding rail is connected with the second desktop assembly in a matched manner.
Further, the crosspieces arranged at the two ends of the sliding rail shell limit the sliding distance between the first sliding rail and the second sliding rail; the crosspieces are parallel to the short side frames, and two ends of the crosspieces are fixedly connected with the long side frames on two sides of the rectangular frame.
Further, the middle table top assembly comprises a middle table frame and a middle table top fixedly arranged on the middle table frame through bolt pieces, and the middle table frame is synchronously fixed with the long frame and the sliding rail shell through the bolt pieces.
Further, the first table top assembly comprises a first table frame fixedly arranged on the first sliding rail, and a first table top is arranged on the first table frame; the first crosspiece and the second crosspiece parallel to the crosspiece are arranged below the first table frame, the first crosspiece is movably clamped with the middle table frame through a shaft pin and a shaft sleeve, and the second crosspiece is arranged on one side, away from the middle table frame, of the first crosspiece.
Further, a first connecting rail is vertically arranged in the middle of the second crosspiece, one end of the first connecting rail is fixedly connected with the second crosspiece, and the other end of the first connecting rail is fixed with the inner wall of one side of the first table frame far away from the middle table frame; and the upper end surface of the first connecting gear is in rolling fit with an auxiliary stretching assembly arranged on the inner side of the short side frame on the same side.
Further, the second table top assembly comprises a second table frame fixedly arranged on the second sliding rail, a second table top is arranged on the second table frame, a third crosspiece and a fourth crosspiece which are parallel to the crosspiece are arranged below the second table frame, and the third crosspiece is movably clamped with the middle table frame through a shaft pin and a shaft sleeve; the middle part of the fourth crosspiece is vertically provided with a second connecting gear, one end of the second connecting gear is fixedly connected with the fourth crosspiece, and the other end of the second connecting gear is fixedly connected with the inner wall of one side, far away from the middle table frame, of the second table frame; the upper end face of the second connecting gear is in rolling fit with an auxiliary stretching assembly arranged on the inner side of the short side frame on the same side.
Further, the auxiliary stretching assembly comprises a connecting plate arranged on the inner side of the short side frame of the rectangular frame, a guide wheel shell is vertically arranged in the middle of one side, far away from the short side frame, of the connecting plate, a guide wheel groove is formed in the guide wheel shell, a guide wheel is arranged in the guide wheel groove in a rolling mode, a rolling surface of the guide wheel is parallel to and in rolling fit with a first connecting gear of the first desktop assembly or a second connecting gear of the second desktop assembly, and the first desktop assembly and the second desktop assembly are assisted to stretch and move through the guide wheel.
Further, the adjacent sides of the first table frame and the second table frame can be movably clamped and matched through shaft pins and shaft sleeves, and the adjacent sides of the first table frame and the second table frame and the middle table frame can also be movably clamped and matched through the shaft pins and the shaft sleeves, so that different states of the stretching structure can be realized through the matching.
Compared with the prior art, the utility model has the following advantages:
(1) The stretching structure can realize different stretching states of the stretching table to meet the requirements of different people on the size of the table top, and the stretching structure is more stable by matching the rolling fit of the guide wheel and the first connecting gear and the second connecting gear to carry out auxiliary stretching, so that the table top is stretched more smoothly and the whole operation is simple and convenient;
(2) The middle tabletop assembly, the first tabletop assembly and the second tabletop assembly are supported by the supporting assembly, the first tabletop assembly and the second tabletop assembly can respectively move towards two sides correspondingly through the sliding rail assembly, the whole length of the extension table is increased, and the first tabletop assembly and the second tabletop assembly can also be spliced on the middle tabletop assembly after moving towards two sides through the sliding rail assembly; the two stretching modes achieve the purpose of extending and enlarging the length of the stretching table, and meet the different requirements of different people on the size of the table top;
(3) When the length of the extension table is not required to be extended, the first tabletop assembly and the second tabletop assembly can move towards the middle through the sliding rail assembly, so that the first tabletop assembly and the second tabletop assembly are mutually clamped and covered on the middle tabletop assembly, the extension table is accommodated, and space is saved.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model before deployment;
FIG. 2 is a side elevational view of the present utility model prior to deployment;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present utility model;
FIG. 4 is a schematic view of the structure of the utility model with the table top removed prior to deployment;
FIG. 5 is a block diagram of the base and middle table frame of the present utility model prior to deployment;
FIG. 6 is a schematic view of an auxiliary stretching assembly according to the present utility model;
FIG. 7 is an inside cross-sectional view of the utility model after deployment;
Fig. 8 is a schematic view of the structure of the utility model after being unfolded.
In the figure: 1-support assembly, 11-leg, 12-long frame, 121-runner, 13-short frame, 2-first table top assembly, 21-first table frame, 22-first table top, 23-first rail, 24-second rail, 25-first attachment rail, 3-second table top assembly, 31-second table frame, 32-second table top, 33-third rail, 34-fourth rail, 35-second attachment rail, 4-middle table top assembly, 41-middle table frame, 42-middle table top, 5-slide rail assembly, 51-slide rail housing, 52-first slide rail, 53-second slide rail, 6-rail, 7-auxiliary tension assembly, 71-connecting plate, 72-guide shell, 73-guide slot, 74-guide rail, 75-pin.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
As shown in fig. 1-8, a stretching structure of an stretching table is arranged on a supporting component 1, the supporting component 1 comprises a supporting leg 11 and a rectangular frame arranged on the supporting leg 11, and a sliding rail component 5 is arranged on the inner side of a long frame 12 of the rectangular frame; the stretching structure comprises a middle tabletop component 4 fixedly arranged in the middle of the rectangular frame, a first tabletop component 2 arranged on the left side of the sliding rail component 5 in a sliding manner and a second tabletop component 3 arranged on the right side of the sliding rail component 5 in a sliding manner, and the inner side of a short frame 13 of the rectangular frame is provided with an auxiliary stretching component 7 for stretching movement of the first tabletop component 2 and the second tabletop component 3 in cooperation; before stretching, the first tabletop assembly 2 and the second tabletop assembly 3 are mutually clamped and covered on the middle tabletop assembly 4; after the extension, the first tabletop assembly 2 and the second tabletop assembly 3 are clamped with the two sides of the middle tabletop assembly 4 after moving to the two sides through the sliding rail assemblies 5.
Specifically, the sliding rail assembly 5 includes a group of sliding rail shells 51 fixedly arranged in the middle of the long frame 12, and a first sliding rail 52 and a second sliding rail 53 slidably arranged between the sliding groove 121 on the inner side of the long frame 12 and the sliding rail shells 51, where the first sliding rail 52 is connected with the first desktop assembly 2 in a matching manner, and the second sliding rail 53 is connected with the second desktop assembly 3 in a matching manner; the rail 6 is disposed at two ends of the rail housing 51 to limit the sliding distance between the first rail 52 and the second rail 53, the rail 6 is disposed parallel to the short frame 13, and two ends of the rail 6 are fixedly connected with the long side frames 12 at two sides of the rectangular frame. The middle table top assembly 4 comprises a middle table frame 41 and a middle table top 42 fixedly arranged on the middle table frame 41 through bolt pieces, and the middle table frame 41 is synchronously fixed with the long side frame 12 and the slide rail shell 51 through bolt pieces. The first table top assembly 2 comprises a first table frame 21 fixedly arranged on a first sliding rail 52, a first table top 22 is arranged on the first table frame 21, a first crosspiece 23 and a second crosspiece 24 of a parallel crosspiece 6 are arranged below the first table frame 21, the first crosspiece 23 is movably clamped with the middle table frame 41 through shaft pins and shaft sleeves, the second crosspiece 24 is arranged on one side, far away from the middle table frame 41, of the first crosspiece 23, a first connecting rail 25 is vertically arranged in the middle of the second crosspiece 24, one end of the first connecting rail 25 is fixedly connected with the second crosspiece 24, and the other end of the first connecting rail is fixedly connected with the inner wall, far away from the middle table frame 41, of the first table frame 21; the upper end surface of the first connecting rail 25 is in rolling fit with the auxiliary stretching assembly 7 arranged on the inner side of the same-side short side frame 12.
The second desktop assembly 3 has the same structure as the first desktop 2 assembly, the second desktop assembly 2 comprises a second table frame 31 fixedly arranged on a second sliding rail 53, a second desktop 32 is arranged on the second table frame 31, a third crosspiece 33 and a fourth crosspiece 34 of a parallel crosspiece 6 are arranged below the second table frame 31, the third crosspiece 33 is movably clamped with the middle table frame 41 through a shaft pin and a shaft sleeve, the fourth crosspiece 34 is arranged on one side of the third crosspiece 33 far away from the middle table frame 41, a second connecting rail 35 is vertically arranged in the middle of the fourth crosspiece 34, one end of the second connecting rail 35 is fixedly connected with the fourth crosspiece 34, and the other end of the second connecting rail 35 is fixedly connected with the inner wall of one side of the second table frame 31 far away from the middle table frame 41; the upper end surface of the second connecting block 35 is in rolling fit with the auxiliary stretching assembly 7 arranged on the inner side of the same-side short side frame 12.
As shown in fig. 6, the auxiliary stretching assembly 7 includes a connecting plate 71 disposed on the inner side of the short frame 13 of the rectangular frame, a guide wheel housing 72 is vertically disposed in the middle of one side of the connecting plate 71 away from the short frame 13, a guide wheel groove 73 is disposed in the guide wheel housing 72, a guide wheel 74 is disposed in the guide wheel groove 73 in a rolling manner by matching with a pin 75, a rolling surface of the guide wheel 74 is parallel to and in rolling engagement with the first connecting rail 25 of the first desktop assembly 2 and the second connecting rail 35 of the second desktop assembly 3, and stretching movement of the first desktop assembly 2 and the second desktop assembly 3 is assisted by the guide wheel 74.
It can be understood that the support component 1 is used for supporting the middle tabletop component 4, the first tabletop component 2 and the second tabletop component 3 can respectively move towards two sides through the sliding rail component 5, so that the overall length of the stretching table is increased, the first stretching mode is adopted, the first tabletop component 2 and the second tabletop component 3 can also be spliced on the middle tabletop component 4 after moving towards two sides through the sliding rail component 5, the second stretching mode is adopted, and the two stretching modes achieve the purpose of extending and expanding the length of the stretching table, thereby meeting the different requirements of different people on the tabletop size. When the length of the extension table is not required to be extended, the first tabletop assembly 2 and the second tabletop assembly 3 can move towards the middle through the sliding rail assembly 5, so that the first tabletop assembly 2 and the second tabletop assembly 3 are mutually spliced and covered on the middle tabletop assembly 4, the extension table is stored, and space is saved. Three different using modes enable the extension table to meet the requirements of different people on the size of the table top, and the whole operation is simple and convenient; the stretching structure is more stable and the tabletop stretches more smoothly by matching with the guide wheels 74.
In the application, the adjacent sides of the first table frame 21 and the second table frame 31 can be movably clamped and matched through the shaft pin and the shaft sleeve, and the adjacent sides of the first table frame 21 and the second table frame 31 and the middle table frame 41 can also be movably clamped and matched through the shaft pin and the shaft sleeve; to achieve stability of the different states of the stretched structure.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (9)
1. The stretching structure of the stretching table is arranged on a supporting component (1), the supporting component (1) comprises supporting legs (11) and a rectangular frame arranged on the supporting legs (11), a sliding rail component (5) is arranged on the inner side of a long frame (12) of the rectangular frame, the stretching structure is characterized by comprising a middle tabletop component (4) fixedly arranged in the middle of the rectangular frame, a first tabletop component (2) slidingly arranged on the left side of the sliding rail component (5) and a second tabletop component (3) slidingly arranged on the right side of the sliding rail component (5), an auxiliary stretching component (7) is arranged on the inner side of a short frame (13) of the rectangular frame, and stretching activities of the first tabletop component (2) and the second tabletop component (3) in matching are carried out, and the auxiliary stretching component (7) comprises a guide wheel (74) in rolling matching with the first tabletop component (2) and the second tabletop component (3); before stretching, the first tabletop assembly (2) and the second tabletop assembly (3) are mutually clamped and covered on the middle tabletop assembly (4); after the extension, the first tabletop assembly (2) and the second tabletop assembly (3) are matched and clamped with the middle tabletop assembly (4) after moving to two sides through the sliding rail assembly (5) and the auxiliary stretching assembly (7).
2. The stretching structure of the stretching table as set forth in claim 1, wherein the slide rail assembly (5) comprises a group of slide rail housings (51) fixedly arranged in the middle of the long frame (12) and a first slide rail (52) and a second slide rail (53) slidably arranged between the slide groove (121) on the inner side of the long frame (12) and the slide rail housings (51), the first slide rail (52) is cooperatively connected with the first table top assembly (2), and the second slide rail (53) is cooperatively connected with the second table top assembly (3).
3. A stretching structure of an extension table according to claim 2, wherein rails (6) provided at both ends of the rail housing (51) limit a sliding distance of the first rail (52) and the second rail (53); the crosspieces (6) are parallel to the short side frames (13), and two ends of each crosspiece are fixedly connected with the long side frames (12) on two sides of the rectangular frame.
4. A stretching structure of an extension table according to claim 3, wherein the middle table top assembly (4) comprises a middle table frame (41) and a middle table top (42) fixedly arranged on the middle table frame (41) through bolt members, and the middle table frame (41) is synchronously fixed with the long frame (12) and the slide rail housing (51) through bolt members.
5. The stretching structure of an extension table as claimed in claim 4, wherein the first table top assembly (2) comprises a first table frame (21) fixedly arranged on the first slide rail (52), and a first table top (22) is arranged on the first table frame (21); the first crosspiece (23) and the second crosspiece (24) parallel to the crosspiece (6) are arranged below the first table frame (21), the first crosspiece (23) is movably clamped with the middle table frame (41) through a shaft pin and a shaft sleeve, and the second crosspiece (24) is arranged on one side, far away from the middle table frame (41), of the first crosspiece (23).
6. The stretching structure of the stretching table as set forth in claim 5, wherein a first connecting rail (25) is vertically disposed in the middle of the second crosspiece (24), one end of the first connecting rail (25) is fixedly connected with the second crosspiece (24), and the other end is fixedly connected with the inner wall of the side of the first table frame (21) away from the middle table frame (41); and the upper end surface of the first connecting block (25) is in rolling fit with an auxiliary stretching assembly (7) arranged on the inner side of the same-side short side frame (13).
7. The stretching structure of the stretching table as claimed in claim 6, wherein the second table top assembly (3) comprises a second table frame (31) fixedly arranged on the second sliding rail (53), a second table top (32) is arranged on the second table frame (31), a third crosspiece (33) and a fourth crosspiece (34) parallel to the crosspiece (6) are arranged below the second table frame (31), and the third crosspiece (33) is movably clamped with the middle table frame (41) through a shaft pin and a shaft sleeve; the fourth crosspiece (34) is arranged on one side, far away from the middle table frame (41), of the third crosspiece (33), a second connecting gear (35) is vertically arranged in the middle of the fourth crosspiece (34), one end of the second connecting gear (35) is fixedly connected with the fourth crosspiece (34), and the other end of the second connecting gear is fixedly connected with the inner wall of one side, far away from the middle table frame (41), of the second table frame (31); the upper end face of the second connecting gear (35) is in rolling fit with an auxiliary stretching assembly (7) arranged on the inner side of the same-side short side frame (13).
8. The stretching structure of the stretching table as set forth in claim 7, wherein the auxiliary stretching assembly (7) comprises a connecting plate (71) disposed on the inner side of the short frame (13) of the rectangular frame, a guide wheel housing (72) is vertically disposed on the middle portion of one side of the connecting plate (71) far away from the short frame (13), a guide wheel groove (73) is disposed in the guide wheel housing (72), a guide wheel (74) is disposed in the guide wheel groove (73) in a rolling manner, and a rolling surface of the guide wheel (74) is parallel to and in rolling fit with the first connecting rail (25) of the first tabletop assembly (2) or the second connecting rail (35) of the second tabletop assembly (3), and the stretching movement of the first tabletop assembly (2) and the second tabletop assembly (3) is assisted by the guide wheel (74).
9. Stretching structure for an extension table according to claim 7 or 8, characterized in that the adjacent sides of the first table frame (21) and the second table frame (31) are movably snap-fitted by means of a shaft pin and a shaft sleeve, and the adjacent sides of the first table frame (21) and the second table frame (31) and the middle table frame (41) are also movably snap-fitted by means of a shaft pin and a shaft sleeve, whereby different states of the stretching structure are achieved by the fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322269609.6U CN220859658U (en) | 2023-08-23 | 2023-08-23 | Stretching structure of stretching table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322269609.6U CN220859658U (en) | 2023-08-23 | 2023-08-23 | Stretching structure of stretching table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220859658U true CN220859658U (en) | 2024-04-30 |
Family
ID=90811983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322269609.6U Active CN220859658U (en) | 2023-08-23 | 2023-08-23 | Stretching structure of stretching table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220859658U (en) |
-
2023
- 2023-08-23 CN CN202322269609.6U patent/CN220859658U/en active Active
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