CN217791915U - Pressing adjusting mechanism for folding table legs and folding table - Google Patents

Abstract

The utility model discloses a pressing adjusting mechanism of folding table legs and a folding table, wherein the pressing adjusting mechanism is arranged at the bottom of a table plate and comprises an adjusting block which is connected at the bottom of the table plate in a sliding way, and the bottom of the adjusting block is provided with a first inclined plane in an inclined way; when the table legs are in an unfolded state, the adjusting block can slide towards the direction close to the table legs along the sliding direction of the adjusting block, so that the first inclined surface is tightly pressed on the top ends of the table legs; the folding table adopts the pressing and adjusting mechanism, so that when the table legs are unfolded, the pressing and adjusting mechanism of the table legs of the folding table and the folding table can effectively compensate the gap error between the table legs and the table plate, and have simple structure and convenient operation.

Description

Pressing adjusting mechanism for folding table legs and folding table

Technical Field

The utility model relates to a furniture equipment technical field specifically says a compressing tightly adjustment mechanism and folding table of folding table leg.

Background

The office table is furniture for people to study or work, at present, the common office table in the market is generally arranged to be capable of lifting, the height of the common office table can be adjusted according to the height, sitting posture and standing posture of people, and the common office table generally comprises an electric lifting table and a manual lifting table. The electric lifting table is driven to lift by a motor, and the manual lifting table is driven to lift by a rotary crank or a rocking handle. Electric lift table of prior art, including single motor electric lift table and two motor electric lift tables to two motor electric lift tables are the example, and its structure includes table, base, the table leg of two liftable and connects the driving motor on every table leg, and every table leg in-connection has lead screw elevating system, and driving motor is connected with lead screw elevating system transmission for driving lead screw elevating system rotates, thereby drives the table leg lift.

When the lifting table in the prior art is packaged before leaving a factory, the table plate, the two table legs and the base need to be disassembled and then independently packaged, and a user needs to assemble the lifting table after purchasing the lifting table; in order to avoid the trouble of assembly, people set the lifting table to be foldable, namely the two table legs and the base can be oppositely folded towards the direction close to the bottom of the table plate, thereby reducing the packaging volume; after the user purchases the desk, the user only needs to rotate the two desk legs outwards to open the desk. For example, a prior application of the applicant named folding electric lifting table with publication number CN 113854735A. In the actual use process of the folding table, due to the installation accuracy of the table legs, the unfolding error of the table legs and other reasons, when the table legs are unfolded, a gap exists between the upper ends of the table legs and the bottom of the table plate, so that the table plate is easy to shake and unstable to stand; or the bearing on the table plate is completely applied to the rotating shaft of the table legs, so that the rotating shaft is abraded, and the folding stability of the table legs is influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above prior art's defect, provide one kind when the table leg expandes the state, can effectively compensate clearance error between table leg and the table, and simple structure, convenient operation's folding table leg compress tightly adjustment mechanism.

The technical proposal of the utility model is to provide a compressing and adjusting mechanism of the folding table legs with the following structure: the table top is arranged at the bottom of the table plate and comprises an adjusting block which is connected to the bottom of the table plate in a sliding manner, and a first inclined plane is obliquely arranged at the bottom of the adjusting block; when the desk legs are unfolded, the adjusting block can slide towards the direction close to the desk legs along the sliding direction of the adjusting block, so that the first inclined plane compresses the top ends of the desk legs.

After the structure above the adoption, compared with the prior art, the utility model relates to a pressing adjusting mechanism of folding table leg has following advantage: this compressing tightly adjustment mechanism of folding table leg, when the table leg expanded state, the drive regulating block slides to the direction that is close to the table leg, compresses tightly on the top of table leg until the first inclined plane of regulating block to make the regulating block can compensate the clearance error between table leg and the table, make table stability good, bearing capacity is strong, also avoid making the bearing on the table apply in the pivot of table leg completely, protected the pivot of table leg not worn and torn or damaged effectively.

Preferably, the table further comprises a driving member for driving at least the adjusting block to slide in a direction approaching the table leg. Set up like this, convenience of customers drive regulating block slides, and this driving piece can be the spanner, the slider of installing in the table bottom, ejector pin or adjusting screw etc. for drive regulating block slides along its slip direction.

Preferably, the top end of each table leg is connected with a top plate, the top of each top plate is obliquely provided with a second inclined surface which can be matched and attached with the first inclined surface, and when the adjusting block slides towards the direction close to the table legs, the first inclined surfaces are attached to the second inclined surfaces and tightly pressed. Set up like this, increased the area of contact on regulating block and table leg top, made the support of table board more stable, firm, set up like this moreover, also made things convenient for the regulating block to get into the space between table leg top and the table bottom and conveniently make the first inclined plane of regulating block compress tightly the roof on table leg top.

Preferably, the bottom of the table plate is connected with a fixed block, the driving piece is an adjusting screw in threaded connection with the adjusting block, and the inner end of the adjusting screw abuts against the fixed block; when the adjusting screw is rotated, the adjusting block can be driven to move towards the direction close to the table legs. This fixed block passes through screw and table bottom fixed connection, because of the threaded connection relation of adjusting screw and regulating block, when rotatory adjusting screw, the axial motion of adjusting screw is restricted by the fixed block to make the regulating block can follow its slip direction and slide, this adjusting screw makes the position control of regulating block more convenient, the operation is simpler with the cooperation of regulating block and fixed block, makes this adjustment mechanism that compresses tightly's structure simpler moreover, and processing is convenient.

Preferably, the adjusting block is provided with two guide grooves along the sliding direction of the adjusting block, guide posts are arranged in the guide grooves in a clearance fit mode, the inner ends of the guide posts are connected with the bottom of the table plate, the outer ends of the guide posts are provided with radial limiting heads, and the outer diameter of each radial limiting head is larger than the width of each guide groove and used for limiting the adjusting block to be separated from the guide posts along the axial direction of the guide posts. By the arrangement, the movement of the adjusting block is more stable, and the adjusting block can quickly compress the top end of the table leg.

Preferably, the number of the fixed blocks is two, and the two fixed blocks are respectively positioned at two sides of the adjusting block; the adjusting block is connected with two adjusting screws corresponding to the fixing blocks in a threaded mode, and the adjusting screws are located on the same side of the adjusting block. By the arrangement, the adjusting block can slide more stably, and the first inclined surface of the adjusting block can better press the top end of the table leg.

Preferably, the top of the fixing block is a third inclined surface which is high in one end and low in the other end and extends along the sliding direction of the adjusting block, a fourth inclined surface which is matched with the third inclined surface, attached to the adjusting block and extends along the sliding direction of the adjusting block is arranged on the adjusting block, and when the adjusting screw is rotated to drive the adjusting block to move towards the direction close to the table legs, the adjusting block slides along the length direction of the third inclined surface and presses the top ends of the table legs tightly. Set up like this, when rotatory adjusting screw, the fourth inclined plane of regulating block slides along the length direction on third inclined plane, makes the first inclined plane of regulating block not only follow the horizontal direction and move to the table leg direction, moves to the table leg top in vertical direction moreover to make the regulating block can compress tightly the top of table leg fast.

Preferably, the bottom of table is equipped with the recess of indent, the recess in connect a mount, the fixed block connect on the mount, just regulating block sliding fit be in on the mount. Sufficient space of dodging is reserved for the top of table leg in the setting of recess, can make table leg pivoted pivot setting further be close to the position of table bottom like this to the volume after making the table leg folding is littleer, makes the connection of table leg and table more firm, stable moreover.

Preferably, the equal downwardly extending in both ends bottom of regulating block is equipped with the lug, one side that the lug is close to the table is equipped with the mounting groove, form the installation space that supplies the fixed block installation between mounting groove and the table, and the diapire slope of mounting groove sets up and forms the fourth inclined plane. The adjusting block and the fixing block are more compactly arranged, the fixing block is prevented from being exposed, and meanwhile, the two convex blocks are arranged to shield the top end of the table leg, so that the folding table is better in integrity.

Another technical solution of the present invention is to provide a folding table having the following structure: the foldable table comprises a table plate and two table legs, wherein the two table legs are hinged with the bottom of the table plate and used for enabling the table legs to rotate inwards to fold or rotate outwards to unfold; a driving structure capable of driving the two table legs to fold or unfold is connected to the bottom of the table plate between the two table legs; the two sides of the bottom of the table plate are provided with the pressing and adjusting mechanisms of the legs of the folding table.

After the structure more than adopting, the utility model relates to a folding table compares with prior art, has following advantage: the adjusting block is arranged at the bottom of the table plate of the folding table, when the table legs are unfolded, the adjusting block can be driven to slide towards the direction close to the table legs until the first inclined plane of the adjusting block is pressed on the top ends of the table legs, so that the adjusting block can compensate clearance errors between the table legs and the table plate, the table plate is good in stability and strong in bearing capacity, the bearing on the table plate is prevented from being completely applied to the rotating shaft of the table legs, and the rotating shaft of the table legs is effectively protected from being abraded or damaged.

Drawings

Fig. 1 is a schematic structural view of a pressing and adjusting mechanism of a leg of a folding table of the present invention on the folding table.

Fig. 2 is a schematic view of a partial structure of the pressing adjustment mechanism of the folding table leg of the present invention.

Fig. 3 is a schematic view of a partial cross-sectional structure of a pressing adjustment mechanism for legs of a foldable table of the present invention.

Fig. 4 is a schematic structural view of an adjusting block of a pressing adjusting mechanism of a table leg of the folding table of the present invention.

Fig. 5 is a schematic structural view of the folding table of the present invention.

As shown in the figure:

1. the table comprises a table board 100, a groove 101, a fixing frame 2, table legs 200, a top plate 201, a second inclined surface 3, an adjusting block 300, a first inclined surface 301, a convex block 302, a mounting groove 303, a fourth inclined surface 304, a guide groove 305, a guide column 4, an adjusting screw 5, a fixing block 500 and a third inclined surface.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

See FIGS. 1-4;

the embodiment of the utility model discloses a pressing adjusting mechanism for folding table legs 2, which is arranged at the bottom of a table board 1 and comprises an adjusting block 3 which is connected at the bottom of the table board 1 in a sliding way, and the bottom of the adjusting block 3 is obliquely provided with a first inclined plane 300; when the desk leg 2 is unfolded, the adjusting block 3 can slide along the sliding direction thereof to a direction close to the desk leg 2, so that the first inclined plane 300 is pressed against the top end of the desk leg 2. The pressing adjusting mechanism also comprises a driving piece which is used for driving at least the adjusting block 3 to slide towards the direction close to the table leg 2. The driving member can be a wrench, a sliding block, a push rod or an adjusting screw and the like which are arranged at the bottom of the table board 1 and used for driving the adjusting block 3 to slide along the sliding direction. In the present embodiment, the driving member is an adjusting screw 4. When table leg 2 expansion state, driving piece drive regulating block 3 slides to the direction that is close to table leg 2, compress tightly on the top of table leg 2 until the first inclined plane 300 of regulating block 3 to make regulating block 3 can compensate the clearance error between table leg 2 and the table 1, make table 1 stability good, bearing capacity is strong, also avoid making the bearing on the table 1 to apply in the pivot of table leg 2 completely, the pivot of having protected table leg 2 effectively is not worn and torn or is damaged.

Referring again to fig. 2, as an embodiment of the present invention; the top of the table leg 2 is connected with a top plate 200, the top of the top plate 200 is obliquely provided with a second inclined surface 201 which can be matched and attached with the first inclined surface 300, and when the adjusting block 3 slides towards the direction close to the table leg 2, the first inclined surface 300 and the second inclined surface 201 are attached and tightly pressed. In this embodiment, the top plate 200 and the top second inclined plane 201 of the top plate 200 increase the contact area between the adjusting block 3 and the top of the table leg 2, so that the table leg 1 is more stably and firmly supported, and the adjusting block 3 is conveniently inserted into the gap between the top of the table leg 2 and the bottom of the table leg 1 and the first inclined plane 300 of the adjusting block 3 is conveniently pressed against the top plate 200 on the top of the table leg 2.

Referring to fig. 4 again, in this embodiment, the bottom of the table plate 1 is connected with a fixing block 5, a threaded hole is formed in the adjusting block 3, an adjusting screw 4 is connected to the threaded hole in an internal thread manner, and the inner end of the adjusting screw 4 abuts against the fixing block 5; the adjusting block 3 can be driven to move towards the direction close to the table leg 2 when the adjusting screw 4 is rotated. Specifically, two fixing blocks 5 are arranged and are respectively positioned on two sides of the adjusting block 3; the adjusting block 3 is connected with two adjusting screws 4 corresponding to the fixing blocks 5 in a threaded mode, and the adjusting screws 4 are located on the same side of the adjusting block 3. In this embodiment, two guide grooves 304 are formed in the adjusting block 3 along the sliding direction thereof, a guide post 305 is in clearance fit in the guide groove 304, the inner end of the guide post 305 is connected with the bottom of the table board 1, a radial limiting head is arranged at the outer end of the guide post 305, and the outer diameter of the radial limiting head is larger than the width of the guide groove 304 and is used for limiting the adjusting block 3 to be separated from the guide post 305 along the axial direction of the guide post 305. This fixed block 5 passes through screw and 1 bottom fixed connection of table, because of the threaded connection relation of adjusting screw 4 and regulating block 3, when rotatory adjusting screw 4, the axial motion of adjusting screw 4 is restricted by fixed block 5, thereby make regulating block 3 can follow its slip direction and slide, this adjusting screw 4 makes the position control of regulating block 3 more convenient with the cooperation of regulating block 3 and fixed block 5, the operation is simpler, and it is simpler to make this pressure adjustment mechanism's structure, and processing is convenient.

In this embodiment, the top of the fixing block 5 is set to be a third inclined surface 500 with a high end and a low end, and the third inclined surface 500 extends along the sliding direction of the adjusting block 3, and the adjusting block 3 is provided with a fourth inclined surface 303 which is matched with the third inclined surface 500 and is attached to the third inclined surface and extends along the sliding direction of the adjusting block 3, so that when the adjusting screw 4 is rotated to drive the adjusting block 3 to move in the direction close to the table leg 2, the adjusting block 3 slides along the length direction of the third inclined surface 500 and presses the top end of the table leg 2. Specifically, in this embodiment, the bottom of both ends of regulating block 3 all downwardly extending is equipped with lug 301, one side that lug 301 is close to table 1 is equipped with mounting groove 302, form the installation space that supplies fixed block 5 to install between mounting groove 302 and the table 1, and the diapire slope setting of mounting groove 302 forms fourth inclined plane 303. When the adjusting screw 4 is rotated, the fourth inclined surface 303 of the adjusting block 3 slides along the length direction of the third inclined surface 500, so that the first inclined surface 300 of the adjusting block 3 moves not only in the horizontal direction toward the table leg 2 but also in the vertical direction toward the top end of the table leg 2, thereby allowing the adjusting block 3 to rapidly press the top end of the table leg 2.

Referring again to fig. 1, as an embodiment of the present invention; the bottom of table 1 is equipped with the recess 100 of indent, recess 100 in-connection mount 101, fixed block 5 connect on mount 101, just regulating block 3 sliding fit be in on the mount 101. The arrangement of the groove 100 reserves a sufficient avoiding space for the top end of the table leg 2, so that the rotating shaft of the table leg 2 is arranged at a position further close to the bottom of the table board 1, thereby the volume of the folded table leg 2 is smaller, and the connection between the table leg 2 and the table board 1 is firmer and more stable.

Referring to fig. 5, the present embodiment discloses a folding table: the foldable table comprises a table plate 1 and two table legs 2, wherein the two table legs 2 are hinged with the bottom of the table plate 1 and used for enabling the table legs 2 to rotate inwards and fold or rotate outwards and unfold; the bottom of the table board 1 between the two table legs 2 is connected with a driving structure which can drive the two table legs 2 to fold or unfold; the two sides of the bottom of the table board 1 are provided with the pressing adjusting mechanisms of the legs 2 of the folding table as in any one of the above embodiments. This folding table is when table leg 2 expandes, can drive regulating block 3 to the direction slip that is close to table leg 2, until the first inclined plane 300 of regulating block 3 compresses tightly on the top of table leg 2, thereby make regulating block 3 can compensate the clearance error between table leg 2 and the table 1, make table 1 stable good, bearing capacity is strong, also avoid making the bearing on the table 1 to apply completely in the pivot of table leg 2, the pivot of having protected table leg 2 effectively is not worn and torn or is damaged. In this embodiment, the table legs 2 are the lifting table legs 2, the upper ends of the table legs 2 are connected with a driving motor for driving the lifting table legs 2 to lift, and the driving structure for driving the two table legs 2 to fold or unfold of the folding table can be driven by a motor or manually. In other embodiments, the legs 2 may be generally fixed length legs 2.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a folding table leg compress tightly adjustment mechanism which installs in the table bottom, its characterized in that: the table comprises an adjusting block which is connected to the bottom of a table plate in a sliding mode, and a first inclined plane is obliquely arranged at the bottom of the adjusting block; when the desk legs are unfolded, the adjusting block can slide towards the direction close to the desk legs along the sliding direction of the adjusting block, so that the first inclined plane compresses the top ends of the desk legs.

2. A compression adjustment mechanism for legs of folding tables as claimed in claim 1, characterized in that: the adjusting device further comprises a driving part, and the driving part is used for at least driving the adjusting block to slide towards the direction close to the table legs.

3. A mechanism for adjusting the compression of a leg of a folding table as claimed in claim 1, wherein: the top of table leg is connected with the roof, the top slope of roof is provided with the second inclined plane that can match the laminating with first inclined plane, when the regulating block slides to the direction that is close to the table leg, first inclined plane and the laminating of second inclined plane and compress tightly.

4. A compression adjustment mechanism for legs of folding tables as claimed in claim 2, characterized in that: the bottom of the table plate is connected with a fixed block, the driving piece is an adjusting screw in threaded connection with the adjusting block, and the inner end of the adjusting screw abuts against the fixed block; when the adjusting screw is rotated, the adjusting block can be driven to move towards the direction close to the table leg.

5. A mechanism for adjusting the compression of a leg of a folding table as claimed in claim 4, wherein: be equipped with two guide ways along its slip direction on the regulating block, the guide way in clearance fit have the guide post, and the inner and the table bottom of guide post are connected, the outer end of guide post is equipped with radial spacing head, the external diameter size of radial spacing head is greater than the width size of guide way for the axial of restriction regulating block edge guide post breaks away from the guide post.

6. A compression adjustment mechanism for the legs of a folding table as claimed in claim 4, wherein: the two fixed blocks are respectively positioned on two sides of the adjusting block; the adjusting block is connected with two adjusting screws corresponding to the fixing blocks in a threaded mode, and the adjusting screws are located on the same side of the adjusting block.

7. A mechanism for adjusting the compression of a leg of a folding table as claimed in claim 4, wherein: the top of fixed block sets up to one end height, one end low and along the third inclined plane that regulating block slip direction extends, and is equipped with on the regulating block and matches the laminating with the third inclined plane and follow the fourth inclined plane that regulating block slip direction extended, when rotatory adjusting screw and drive the regulating block to the direction motion of being close to the table leg, the regulating block slides and compresses tightly the top of table leg along the length direction on third inclined plane.

8. A compression adjustment mechanism for the legs of a folding table as claimed in claim 4, wherein: the bottom of table is equipped with the recess of indent, the recess in-connection mount, the fixed block connect on the mount, just regulating block sliding fit be in on the mount.

9. A compression adjustment mechanism for the legs of a folding table as claimed in claim 7, wherein: the equal downwardly extending in both ends bottom of regulating block is equipped with the lug, one side that the lug is close to the table is equipped with the mounting groove, form the installation space that supplies the fixed block installation between mounting groove and the table, and the diapire slope of mounting groove sets up and forms the fourth inclined plane.

10. A folding table comprises a table plate and two table legs, wherein the two table legs are hinged with the bottom of the table plate and used for enabling the table legs to rotate inwards to fold or rotate outwards to unfold; a driving structure capable of driving the two table legs to fold or unfold is connected to the bottom of the table plate between the two table legs; the method is characterized in that: the two sides of the bottom of the table plate are provided with the pressing and adjusting mechanisms of the legs of the folding table as claimed in any one of claims 1 to 9.

Images