CN217771838U

CN217771838U - Reassembling type five-star foot

Info

Publication number: CN217771838U
Application number: CN202121942225.0U
Authority: CN
Inventors: 杜远
Original assignee: Anji Shuangliang Furniture Co ltd
Current assignee: Anji Shuangliang Furniture Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-11-11
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a reassembling type five-star foot, including connecting seat, supporting legs, be provided with five swing structure on the connecting seat, swing structure's one end is equipped with rotating-structure, the one end that the supporting legs is close to the connecting seat is equipped with connection structure, connection structure has the downward mounting groove that is used for holding rotating-structure of opening, connection structure is close to the both sides of the tip of connecting seat and is provided with limit structure, the interval forms between two limit structure can hold the elongated slot of swing structure, the elongated slot intersects with the mounting groove and sets up and communicate each other, limit structure can allow rotating-structure rotate in the mounting groove and restrict rotating-structure along the length direction removal of supporting legs, rotating-structure is after rotating certain angle in the mounting groove, both are fixed; the rotary structure is inserted into the mounting groove and rotates in the mounting groove.

Description

Reassembling type five-star foot

Technical Field

The utility model relates to a strutting arrangement's base structure technical field, concretely relates to reassembling type five-star foot.

Background

The swivel chair leg, also known as five-star leg, is the common accessory of swivel chair for install lift cylinder and support swivel chair, and current swivel chair leg is the radioactive integral structure usually, and when one of them leg arm appeared damaging, just need change whole five-star leg on the one hand, cause unnecessary waste, and on the other hand, its integral structure occupation space is big, especially when depositing or vanning transportation, and the extravagant space is many, and the cost of transportation is high, has increased the expenditure of enterprise.

Although the existing detachable and foldable five-star foot is easy to fold, the connection strength of the five-star foot is reduced to different degrees, for example, CN206560195U discloses a detachable and foldable five-star foot, which comprises a base fixing disk provided with mounting holes and five support legs arranged on the base fixing disk, wherein the base fixing disk is connected with the support legs through mounting parts arranged on the base fixing disk and used for the support legs to be rotatably, detachably and fixedly connected and clamping parts arranged on the support legs; meanwhile, the supporting legs can be clamped with the base fixing disc at a relatively free angle and then fixed through rotation, but the clamping direction is not clear, the clamping direction needs to be continuously adjusted during clamping, and assembly of a user is not facilitated.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a reassembling type five-star foot guarantees joint strength, and difficult wearing and tearing rotate the junction.

A detachable five-star foot comprises a connecting seat with a mounting hole and five supporting legs connected to the connecting seat, wherein five swinging structures are arranged on the connecting seat along the circumferential direction of the mounting hole, one ends of the swinging structures, which are far away from the connecting seat, are provided with rotating structures, one ends of the supporting legs, which are close to the connecting seat, are provided with connecting structures, the connecting structures are provided with mounting grooves with downward openings and are used for accommodating the rotating structures, two sides of the end parts, which are close to the connecting seat, of the connecting structures are provided with limiting structures, long grooves capable of accommodating the swinging structures are formed between the two limiting structures at intervals, the long grooves and the mounting grooves are intersected and communicated with each other, the limiting structures can allow the rotating structures to rotate in the mounting grooves and limit the rotating structures to move along the length direction of the supporting legs, and the rotating structures are fixed after rotating in the mounting grooves for a certain angle; the guide structure is used for guiding the rotating structure to be inserted into the mounting groove and rotate in the mounting groove.

As a further improvement of the utility model, the guide structure is including setting up the guiding hole of rotating-structure side, with the guide way and the setting of guide way side intercommunication are in guide block on the cell wall of mounting groove, the guide block is followed the guide way gets into the guiding hole and follow in the guiding hole the supporting legs rotates, makes the guide block rotates the back card in the guiding hole.

As a further improvement of the present invention, the width of the guide groove is smaller than the diameter of the guide hole; the guide block is provided with two opposite first side surfaces in sliding fit with the groove walls of the guide grooves and two opposite second side surfaces in sliding fit with the hole walls of the guide holes, and after the guide block rotates in the guide holes, the two second side surfaces are abutted to the hole walls of the guide holes.

As a further improvement of the present invention, the guide block is inserted during the guide groove, down the first side extends along the opposite direction of the insertion direction, so that the guide block enters behind the guide hole, down a part of the first side with the groove wall of the guide groove offsets.

As the utility model discloses a further improvement still includes locking structure, locking structure is including setting up first protruding structure, the setting in the rotating-structure side and being in locking block on the mounting groove cell wall works as the supporting legs with when the connecting seat is fixed, first protruding structure is located locking block supports along the rear of rotation direction locking block restriction its antiport.

As a further improvement of the present invention, the height of the first protrusion structure is gradually increased along the rotation direction.

As a further improvement, the side of the rotating structure is provided with a second protruding structure, the second protruding structure is in sliding fit with the groove wall of the mounting groove.

As a further improvement, the swing structure is provided with a groove with an upward opening, and the connecting structure is provided with a positioning block matched with the groove in a splicing manner.

As a further improvement, the rotating structure is a columnar structure formed by the outward bulges on the two sides of the connecting seat one end, and the surface of the rotating structure is arc-shaped.

As a further improvement, the limit structure is close to one side of the mounting groove is set to be circular-arc, and the shape phase-match of the rotating structure.

Has the advantages that: the utility model discloses direct card of revolution mechanic is gone into in the mounting groove for the area of contact of supporting legs and connecting seat reduces, has reduced frictional force each other, and the completion assembly that the user of service can relax more, connecting seat and supporting legs need be with fixed angle block simultaneously, can make clear more the block direction to the user of service, reduce the assembly degree of difficulty.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of a connecting seat;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a schematic structural view of the supporting foot;

FIG. 5 is a side view of FIG. 4;

FIG. 6 is a schematic view showing the connection seat and the supporting legs inserted together;

fig. 7 is a schematic view of the guide block after insertion into the guide hole.

Detailed Description

The invention is explained in more detail below with reference to the drawings and exemplary embodiments.

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like as referred to or as may be referred to in this specification are defined with respect to the configuration shown in the drawings, and the terms "inner" and "outer" refer to directions toward and away from the geometric center of a particular component and are relative terms, and thus may be changed accordingly depending on the position and the state of use of the particular component. Therefore, these and other directional terms should not be construed as limiting terms.

Referring to fig. 1-7, a detachable five-star foot includes a connecting seat 1 having a mounting hole, and five support legs 2 connected to the connecting seat 1, where the connecting seat 1 is provided with five swing structures 11 along a circumferential direction of the mounting hole, one end of the swing structure 11 away from the connecting seat 1 is provided with a rotation structure 12, one end of the support leg 2 close to the connecting seat 1 is provided with a connection structure 21, the connection structure 21 has a mounting groove 211 with a downward opening for accommodating the rotation structure 12, two sides of the connection structure 21 close to an end of the connecting seat 1 are provided with limit structures 212, an elongated slot 213 capable of accommodating the swing structure 11 is formed between the two limit structures 212 at an interval, the elongated slot 213 and the mounting groove 211 are intersected and communicated with each other, the limit structures 212 can allow the rotation structure 12 to rotate in the mounting groove 211 and limit the rotation structure 12 to move along a length direction of the support leg 2, and the rotation structure 12 and the support leg are fixed after rotating in the mounting groove 211 by a certain angle, and the certain angle means that the connecting seat 2 and the connecting seat 1 are in a substantially straight line state and cannot further rotate; the connecting device further comprises a guide structure for guiding the rotating structure 12 to be inserted into the mounting groove 211 at a fixed angle and rotate in the mounting groove 211, in this embodiment, when the fixed angle is that the connecting seat 1 and the supporting foot 2 are substantially at a right angle, the rotating structure 12 can be inserted into the mounting groove 211.

In this embodiment, the mounting groove 211 is directly gone into to rotating-structure 12 for supporting legs 2 and connecting seat 1's area of contact reduce, have reduced frictional force each other, and the completion assembly that user of service can relax more, and connecting seat 1 and supporting legs 2 need be with fixed angle block simultaneously, can make clear more the block direction to user of service, reduce the assembly degree of difficulty.

Specifically, rotating-structure 12 is by swing structure 11 is close to the column structure that the outside arch in both sides of connecting seat 1 one end formed, and in this embodiment, rotating-structure 12 is cylindric or roughly cylindric, as the pivot, and mounting groove 211 just can set to the size that is slightly greater than rotating-structure 12 diameter like this, makes things convenient for rotating-structure 12 to block in mounting groove 211.

One side of the limiting structure 212 close to the mounting groove 211 is set to be arc-shaped, and the shape of the limiting structure is matched with that of the rotating structure 12. The contact area with the rotating structure 12 is increased, so that the pressure is less, and the rotating structure is not easy to deform.

The guide structure includes a guide hole 121 disposed on both sides of the rotating structure 12, a guide groove 122 communicating with the side of the guide hole 121, and a guide block 214 disposed on a groove wall of the mounting groove 211, wherein the width of the guide groove 122 is smaller than the diameter of the guide hole 121. Specifically, referring to fig. 6 and 7, the guide block 214 enters the guide hole 121 along the guide slot 122 and rotates in the guide hole 121, the guide block 214 has two opposite first side surfaces 214a, two opposite second side surfaces 214b, and a third side surface 214c, the two first side surfaces 214 are parallel to each other, and the distance between the two first side surfaces 214 is the same as the width of the guide slot 122, the guide block 214 slides into the guide hole 121 along the guide slot 122 through the two first side surfaces 214, the two second side surfaces 214 are arc-shaped and are used for being matched with the guide hole 121, after the guide block 214 rotates, the second side surfaces 214 can abut against the hole wall of the guide hole 121, and after the guide block 214 rotates, further support can be provided for the rotating shaft. It should be noted that the first side surface 214a facing downward extends in a direction opposite to the insertion direction, and the third side surface 214c connects one end of the first side surface 214a extending in a direction opposite to the insertion direction with the second side surface 214b in a transition manner, so that after the guide block 214 enters the guide hole 121, a part of the first side surface 214a facing downward abuts against a groove wall of the guide groove 122, which is provided for the purpose that when the support leg 2 is separated from the connection base 1, the support leg 2 needs to rotate in a reverse direction, and at this time, because the state of the guide block 214 cannot be directly observed, it is difficult for a user to determine the state to which the support leg 2 rotates, so that the guide block 214 can slide out along the guide groove 122, and therefore the first side surface 214a facing downward abuts against the groove wall of the guide groove 122, so that the support leg 2 cannot rotate further after rotating in a reverse direction by a certain angle, which gives a clear feedback to the user, and facilitates the guide block 214 sliding from the guide hole 121 to the guide groove 122, thereby separating the connection base 1 and the support leg 2.

In this embodiment, the locking structure further includes a first protruding structure 124 disposed on a side of the rotating structure 12, and a locking block 215 disposed on a wall of the mounting groove 211, wherein a height of the first protruding structure 124 gradually increases along the rotating direction, and the first protruding structure is a column with a right trapezoid cross section, and the locking block 215 is located at an opening position of the mounting groove 211, so that when the positioning block 214 is inserted into the guiding hole 121, the locking block 215 can synchronously enter a side of the rotating structure 12, and when the locking block 215 is located at a position of the mounting groove 211 close to a bottom of the groove, the locking block 215 can only be located in the guiding groove 122 when the positioning block 214 is inserted into the guiding hole 121, and at this time, the support leg 2 is rotated, and the locking block 215 may interfere with a wall of the guiding groove 122, which causes unsmooth rotation. After the positioning block 214 is inserted into the guiding hole 121, the locking block 215 and the side surface of the rotating structure 12 should have a certain clearance, so that at the beginning of rotation, the locking block 215 does not contact any part, thereby reducing the wear of the locking block 215, after a certain angle is reached, the locking block 215 interferes with the first protrusion structure 124, in this embodiment, the locking block 215 abuts against the inclined surface and slides along the inclined surface, and finally, when the support foot 2 is fixed to the connecting base 1, the locking block 215 slides over the entire first protrusion structure 124, so that the first protrusion structure 124 is located behind the locking block 215 in the rotation direction and abuts against the locking block 215 to limit the reverse rotation of the support foot 2, and the support foot 2 is locked; because the supporting leg 2 and the connecting seat 1 are both made of plastics, and the abutting surfaces of the first protruding structure 124 and the locking block 215 are small, when the supporting leg and the connecting seat are separated, a user only needs to apply a relatively large acting force of reverse rotation to separate the supporting leg and the connecting seat from locking.

In this embodiment, still include bearing structure, bearing structure is including setting up the second protruding structure 125 of two sides of rotating-structure 12, second protruding structure 125 with the cell wall sliding fit of mounting groove 211, second protruding structure 125 is circular-arc to be located and be close to swing structure 11 department, because locating piece 214 is with fixed angle insert guiding hole 121, second protruding structure 125 can not interfere with mounting groove 211, supporting legs 2 still can become flexible this moment, after rotating, second protruding structure 125 can support on the cell wall of mounting groove 211, can provide the damping for rotating, provide better feel for the user, make originally supporting legs 2 that can become flexible relatively restricted, make it unable left and right sides along the direction of rotation skew.

In addition, a groove 126 with an upward opening is formed in the swing structure 11, a positioning block 216 is arranged on the connecting structure 21 and is in inserted fit with the groove 126, after the positioning block 216 is inserted into the groove 126 along with the rotation of the supporting leg 2, the groove 126 limits the deviation of the positioning block 216 towards two sides of the rotation direction, further limits the supporting leg 2, and forms a triangular structure with the two second protruding structures 125 by combining the second protruding structures 125, so that the supporting leg 2 is difficult to deflect.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments can be modified, or some technical features can be equivalently replaced; the modifications or substitutions do not depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a reassembling type five-star foot which characterized in that: the connecting structure comprises a connecting seat (1) with a mounting hole and five supporting legs (2) connected to the connecting seat (1), wherein five swinging structures (11) are arranged on the connecting seat (1) along the circumferential direction of the mounting hole, one ends, far away from the connecting seat (1), of the swinging structures (11) are provided with rotating structures (12), one ends, close to the connecting seat (1), of the supporting legs (2) are provided with connecting structures (21), the connecting structures (21) are provided with mounting grooves (211) with downward openings and used for accommodating the rotating structures (12), two sides, close to the end part of the connecting seat (1), of the connecting structures (21) are provided with limiting structures (212), long grooves (213) capable of accommodating the swinging structures (11) are formed between the two limiting structures (212) at intervals, the long grooves (213) are intersected with the mounting grooves (211) and are communicated with each other, the limiting structures (212) can allow the rotating structures (12) to rotate in the mounting grooves (211) and limit the rotating structures (12) to move along the length direction of the supporting legs (2), and the rotating structures (12) are fixed in the mounting grooves (211) at a certain angle; the rotary mechanism further comprises a guide structure for guiding the rotary structure (12) to be inserted into the mounting groove (211) at a fixed angle and rotate in the mounting groove (211).

2. The detachable five-star foot according to claim 1, wherein: the guide structure comprises a guide hole (121) formed in the side face of the rotating structure (12), a guide groove (122) communicated with the side face of the guide hole (121), and a guide block (214) arranged on the groove wall of the mounting groove (211), wherein the guide block (214) enters the guide hole (121) along the guide groove (122) and rotates along with the supporting leg (2) in the guide hole (121), so that the guide block (214) is clamped in the guide hole (121) after rotating.

3. The demountable five-star foot according to claim 2, wherein: the width of the guide groove (122) is smaller than the diameter of the guide hole (121); the guide blocks (214) are respectively provided with two opposite first side surfaces (214 a) in sliding fit with the groove walls of the guide grooves (122) and second side surfaces (214 b) in sliding fit with the hole walls of the guide holes (121), and after the guide blocks (214) rotate in the guide holes (121), the two second side surfaces (214 b) are abutted to the hole walls of the guide holes (121).

4. The demountable five-star foot according to claim 3, wherein: when the guide block (214) is inserted into the guide groove (122), the downward first side surface (214 a) extends along the direction opposite to the insertion direction, so that after the guide block (214) enters the guide hole (121), a part of the downward first side surface (214 a) is abutted against the groove wall of the guide groove (122).

5. The detachable five-star foot according to claim 1, wherein: still include locking structure, locking structure is including setting up first protruding structure (124) in rotating-structure (12) side, setting up locking block (215) on mounting groove (211) cell wall, works as supporting legs (2) with when connecting seat (1) is fixed, first protruding structure (124) are located locking block (215) are along the rear of rotation direction and support locking block (215) restrict its reverse rotation.

6. The detachable five-star foot according to claim 5, wherein: the height of the first protruding structure (124) is gradually increased along the rotating direction.

7. The detachable five-star foot according to claim 1, wherein: and a second protruding structure (125) is arranged on the side surface of the rotating structure (12), and the second protruding structure (125) is in sliding fit with the groove wall of the mounting groove (211).

8. The detachable five-star foot according to claim 1, wherein: a groove (126) with an upward opening is formed in the swing structure (11), and a positioning block (216) in plug-in fit with the groove (126) is arranged on the connecting structure (21).

9. The detachable five-pointed star foot according to claim 1, characterized in that the rotating structure (12) is a column structure formed by two sides of the swinging structure (11) near one end of the connecting base (1) protruding outwards, and the surface of the rotating structure (12) is arc-shaped.

10. The detachable five-star foot according to claim 9, wherein one side of the limiting structure (212) close to the mounting groove (211) is set to be arc-shaped to match the shape of the rotating structure (12).