CN212117444U

CN212117444U - Rotary frame capable of rebounding and resetting and table and chair foot rest

Info

Publication number: CN212117444U
Application number: CN202020571275.1U
Authority: CN
Inventors: 蒋荣山
Original assignee: Jiexi Intelligent Household Essentials S&t Huizhou Co ltd
Current assignee: Guangdong JieXi Furniture Group Co.,Ltd.
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-12-11
Anticipated expiration: 2030-04-16

Abstract

The utility model relates to a table chair lower frame makes technical field, in particular to swivel mount and table chair foot rest that can kick-back and reset. The rotary disc type bicycle pedal comprises a rotary disc, a connecting block and a rotary springback structure, wherein a central shaft extends downwards from the axis of the rotary disc, the connecting block is sleeved on the central shaft, and the rotary springback structure is connected with the rotary disc and the connecting block; the rotary resilience structure comprises an elastic component and a pull rod which are arranged at the bottom of the rotary disc, and a clamping wheel which is fixedly buckled on the upper end face of the connecting block; be equipped with on the pull rod through elastic component support all the time lean on in card wheel edge pivoted runner, card wheel edge be formed with one with the recess that the runner matches, through the effect of the elastic component of rotatory resilience structure and pull rod, realize the direction locate function after the carousel is rotatory, can stop at specific position and direction after the free rotation, get back to the specific position of carousel, improve the practicality of table chair lower carriage, satisfy the user demand in the reality.

Description

Rotary frame capable of rebounding and resetting and table and chair foot rest

Technical Field

The utility model relates to a table chair lower frame technical field, in particular to swivel mount and table chair foot rest that can kick-back and reset.

Background

The under-desk leg frame is a support used at the bottom of the desk and chair, can ensure the balance and stability of the desk top and can bear metal desk legs with certain weight. The existing rotary table and chair lower frame comprises a rotary table and a lower frame supporting the rotary table, the rotary table is arranged in a rotary mode relative to the lower frame, the existing rotary table and chair lower frame does not have a direction fixing function, and after the table and chair is stressed to rotate, the table and chair cannot stop in a specific position and direction under a state of naturally stopping rotation, and the using requirements of customers cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an invention aim at provides a but swivel mount and table chair foot rest that kick-backs and reset, adopts the utility model provides a technical scheme has solved the problem that current swivel table chair lower carriage can not stop in specific position and direction after the free rotation after the rotation.

In order to solve the technical problem, the utility model provides a rotating frame capable of rebounding and resetting, which comprises a rotating disc (10) with a center shaft (11) extending downwards at the axis center, a connecting block (30) sleeved on the center shaft (11), and a rotating rebounding structure (20) connected with the rotating disc (10) and the connecting block (30); the rotary resilience structure (20) comprises an elastic component and a pull rod (21) which are arranged at the bottom of the rotary disc (10), and a clamping wheel (22) which is fixedly buckled on the upper end face of the connecting block (30); the pull rod (21) is provided with a rotating wheel (211) which is always abutted against the edge of the clamping wheel (22) to rotate through the elastic component, and the edge of the clamping wheel (22) is provided with a groove (221) matched with the rotating wheel (211).

Preferably, the upper end surface of the connecting block (30) is provided with a slotted hole (32); the clamping wheel (22) is provided with a clamping table (33) which can be buckled with the slotted hole (32).

Preferably, the middle shaft (11) is rotatably arranged with the clamping wheel (22) and the connecting block (30) through a bearing (23).

Preferably, the table and chair foot rest comprises the rebounding and resetting rotating frame and a supporting frame sleeved on the connecting block (30) and used for supporting the connecting block (30).

Preferably, the support frame comprises a first chair foot seat (40) sleeved on the connecting block (30), a second chair foot seat (50) embedded in the bottom of the first chair foot seat (40) from bottom to top, and a bottom cover (60) buckled and connected to the bottom of the connecting block (30); the two opposite side surfaces of the first chair foot seat (40) and the second chair foot seat (50) are respectively provided with a chair foot.

Preferably, the first chair leg seat (40) comprises a hollow shell (41) for the connecting block (30) to penetrate downwards along the axial direction, and the chair legs are fixedly arranged at two symmetrical sides of the shell (41); the shell (41) is provided with downward notches (42) on two adjacent side surfaces of the chair legs (43), and the second chair leg seat (50) can be upwards embedded into the notches (42).

Preferably, the bottom cover (60) is connected with the central shaft (11) of the rotary table (10) through a bolt, and the rotary table (10) is limited to move along the axial direction

Preferably, the chair legs are flat, and the bottoms of the chair legs are positioned on the same plane.

Preferably, the chair leg is flat, and the bottom of the chair leg is downwards formed into a cylinder.

From the above, use the utility model provides a can obtain following beneficial effect: and a connecting block is sleeved on the bottom of the rotary table along the central shaft thereof and is connected with the bottom of the rotary table through a rotary resilience structure. Rotatory resilience structure is including installing in the elastic component and the pull rod of carousel bottom, and fixed lock in the card wheel of connecting block up end, be equipped with on the pull rod and lean on all the time in card wheel edge pivoted runner through elastic component, card wheel edge is formed with a recess that matches with the runner, the effect through the elastic component and the pull rod of rotatory resilience structure, realize the direction fixed function after the carousel is rotatory, can stop at specific position and direction after the free rotation, get back to the specific initial position of carousel, improve the practicality of table chair undercarriage, satisfy the user demand in the reality. And the first chair foot seat, the second chair foot seat and the bottom cover are sleeved outside the connecting block to form a table and chair foot frame, so that the lower frame of the table and chair can be disassembled and assembled, and the packaging and the transportation are convenient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present invention or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive faculty.

Fig. 1 is a schematic structural view of a resilient return swivel mount according to an embodiment of the present invention;

fig. 2 is a schematic view of a rotary rebounding structure of a rebounding and resetting rotary frame according to an embodiment of the present invention;

FIG. 3 is an exploded view of the table and chair leg assembly of the embodiment of the present invention;

FIG. 4 is a first chair foot rest structure diagram of a chair foot rest capable of springback resetting according to an embodiment of the present invention;

FIG. 5 is a diagram of a connecting block of a swivel mount that can be resiliently returned according to an embodiment of the present invention;

FIG. 6 is a schematic view of a combination of a foot stool and a table in embodiment 1 of the present invention;

fig. 7 is a schematic view of a combination of a table, a chair and a foot stool according to embodiment 2 of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-2, in order to solve the above technical problem, the present embodiment provides a resilient return swivel mount, which includes a rotary plate 10 having a central shaft 11 extending downward from an axial center, a connecting block 30 sleeved on the central shaft 11, and a rotary resilient structure 20 connecting the rotary plate 10 and the connecting block 30.

The middle shaft 11 of the rotary disc 10 penetrates into the connecting block 30 and can rotate, the bearing 23 is installed at the bottom of the connecting block 30, the middle shaft 11 rotates in the connecting block 30 through the bearing 23, and in order to achieve that the rotary disc 10 can stop at a specific position and direction after freely rotating and achieve rebound resetting, the rotary disc 10 is rotatably connected with the connecting block 30 through the rotary rebound structure 20.

Specifically, referring to fig. 2, the rotating resilient structure 20 includes an elastic component and a pull rod 21 mounted at the bottom of the rotary disk 10, and a clamping wheel 22 fastened to the upper end surface of the connecting block 30, the clamping wheel 22 is also provided with a clamping table 33, and the clamping table 33 on the clamping wheel 22 is fastened to a slot 32 on the upper end surface of the connecting block 30, so that the clamping wheel 22 is fixed to the upper end surface of the connecting block 30. Similarly, a bearing 23 may be installed at the center of the chuck wheel 22, and the central shaft 11 of the rotary disk 10 may be rotatably disposed with the chuck wheel 22 through the bearing 23, so as to reduce the resistance of the rotation and rebound of the rotary disk 10.

Elastic component and pull rod 21 are the contained angle and install in carousel 10 bottom, and elastic component is the spring, and the one end of spring is fixed in carousel 10 bottom, and the other end is connected with the one end of pull rod 21, and the other end of pull rod 21 is rotatable to be set up in carousel 10 bottom, is equipped with on the pull rod 21 and passes through elastic component supports all the time to lean on in card wheel 22 marginal rotation's runner 211, and runner 211 is located the centre of pull rod 21, and card wheel 22 is arranged in between the contained angle of spring and pull rod 21, and runner 211 and the marginal rotation laminating of card wheel 22, and card wheel 22 edge is formed with one and is matchd recess 221.

When the rotating wheel 211 is in the groove 221, the spring is in a natural state, and when the rotating wheel 211 rolls away from the groove 221, the spring is in a stretched state, and the elastic force of the spring can pull the pull rod 21 and make the rotating wheel 211 tightly abut against the edge of the clamping wheel 22.

Furthermore, when the rotary disk 10 is forced to rotate around the connecting block 30, the rotating wheel 21 on the pull rod 21 leaves the groove 221, and the spring is in a stretched state, and the elastic force of the spring can pull the pull rod 21 and make the rotating wheel 211 tightly abut against the edge of the clamping wheel 22. After the rotary disc 10 rotates for several circles, the rotating wheel 211 of the pull rod 21 rotates into the groove 221 again under the action of the spring, so that the rotary disc 10 stops at a specific position and direction after rotating freely and is positioned back to the specific position of the rotary disc 10.

Based on foretell resilience revolving rack that resets, this embodiment provides a table chair foot rest, and table chair foot rest includes foretell resilience revolving rack that resets to and the support frame that connecting block 30 just is used for supporting connecting block 30 is located to the cover.

The support frame comprises a connecting block 30, a first chair foot seat 40, a second chair foot seat 50 embedded in the bottom of the first chair foot seat 40 from bottom to top, and a bottom cover 60 connected to the bottom of the connecting block 30 in a buckling manner, wherein chair feet are respectively arranged on two opposite side surfaces of the first chair foot seat 40 and the second chair foot seat 50.

The middle shaft 11 is rotatably arranged with the connecting block 30 through the bearing 23, and the bottom cover 60 is connected with the middle shaft 11 of the rotary table 10 through the bolt 61 and limits the rotary table 10 to move along the axial direction, so that the bearing and rotating functions of the rotary table 10 are realized. A gasket 62 is arranged between the bearing 23 and the bottom cover 60, the bottom cover 60 is connected with the bottom of the middle shaft 11 through a bolt 61, and the gasket 62 is used for reducing friction between the bottom cover 60 and the bearing 23 as well as between the bottom cover 60 and the middle shaft 11, so that the rotation of the rotary table is smooth.

In order to stabilize the turntable 10 and provide a supporting force, the first leg seat 40 is sleeved outside the connecting block 30, and the second leg seat 50 is embedded in the bottom of the connecting block 30 and is crossed with the first leg seat 40 to form a four-corner supporting frame for supporting the turntable 10.

Specifically, as shown in fig. 4, the first leg seat 40 includes a hollow housing 41 for the connection block 30 to penetrate downward along the axial direction, the legs 70 are symmetrically and fixedly disposed on two sides of the housing 41, a downward slot 42 is formed on two adjacent sides of the housing 41 on the legs 70, and a slot 31 is formed on the connection block 30 downward on the same side of the slot 42. The second leg seat 50 includes a panel and a leg 70 connected to the panel, the panel of the second leg seat 50 can be upwards embedded into the slot 31 of the connecting block 30, the slots 31 on both sides of the connecting block 30 limit the freedom of the second leg seat 50 rotating along the axis, the second leg seat 50 is staggered with the first leg seat 40 through the slot 42 of the first leg seat 40, the legs 70 respectively disposed on the opposite two side surfaces of the first leg seat and the second leg seat are disposed at an included angle of 70 degrees, and further the first leg seat 40 and the second leg seat 50 form a four-angle support.

The chair legs 70 are flat, and the bottoms of the chair legs are located on the same plane, so as to provide a supporting force for the whole structure. Meanwhile, the flat structure of the chair leg 70 is convenient for being disassembled and then stacked and packaged, thereby saving space for packaging and transportation.

As shown in fig. 5, the connecting block 30 has slots 32 on both upper and lower end surfaces thereof, and the bottom cover 60 has locking portions 33 that can be engaged with the slots 32 on the upper end surface of the connecting block 30. The two sides of the connecting block 30 are tooth surfaces 34. After the first and

second foot seats

40 and 50 are connected to the connecting block 30 in a matching manner, the bottom cover 60 is upwardly fastened to the bottom of the connecting block 30, as shown in fig. 6, the fastening action of the locking platform 61 on the bottom cover 60 and the slot 32 is utilized to limit the axial movement of the first and

second foot seats

40 and 50, so as to achieve the effect of stable structure.

In summary, the connecting block, the first seat, the second seat and the bottom cover are sleeved on the bottom of the rotary table along the central axis thereof, the slot is formed downwards on the side surface of the connecting block, and the first seat is embedded into the slot of the connecting block and is arranged in a way of crossing with the second seat; bottom and connecting block bottom surface are formed with buckle structure, the bottom lock is connected in the connecting piece bottom, the carousel penetrate the connecting block and with the rotatable setting of connecting block, it is dismantled and assembled to realize the table chair undercarriage, convenient packing and transportation, elastic component and the effect of pull rod through rotatory resilience structure, realize the direction locate function after the carousel is rotatory, can stop at specific position and direction after the free rotation, get back to the specific initial position of carousel, improve the practicality of table chair undercarriage, satisfy the user demand in the reality.

Example 2

The embodiment provides a table and chair foot rest, including axle center department downwardly extending have axis 11's carousel 10 to and along axis 11 suit connecting block 30, first foot seat 40, second foot seat 50 and bottom 60 that establish in proper order, the outside is located to first foot seat 40 cover, second foot seat 50 imbeds first foot seat 40 bottom, and with first foot seat 40 cross arrangement, bottom 60 lock is connected in connecting block 30 bottom, carousel 10 is through rotatory resilience structure 20 and connecting block 30 swivelling joint.

The first leg base 40 includes a hollow housing 41 for the connection block 30 to penetrate downwards along the axial direction, and legs 70 symmetrically fixed on two sides of the housing 41, the housing 41 has a downward slot 42 formed on two adjacent sides of the leg 70, and the connection block 30 has a slot 31 formed downward on the same side of the slot 42. The second leg seat 50 includes a panel and a leg connected to the panel, the panel of the second leg seat 50 can be upwardly inserted into the slot 31 of the connecting block 30, and the second leg seat 50 is staggered with the first leg seat 40 through the slot 42 of the first leg seat 40 to form a four-corner support frame.

In order to solve the above problems, as a further improvement of the technology, unlike embodiment 1, the bottom of the chair leg 70 of the present embodiment is formed downward into a cylinder, which is different from that of embodiment 1. As shown in fig. 7, the upper portion of the chair leg 70 is flat, and gradually changes from bottom to form a cylinder, the bottom of the cylinder has less contact friction with the bottom surface, and the roller is conveniently sleeved in, so that the movement of the lower frame of the table and chair is realized, and the practicability is improved.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. The utility model provides a but swivel mount that resilience resets which characterized in that: the device comprises a rotary table (10) with a center shaft (11) extending downwards at the axis, a connecting block (30) sleeved on the center shaft (11), and a rotary rebounding structure (20) connecting the rotary table (10) and the connecting block (30); the rotary resilience structure (20) comprises an elastic component and a pull rod (21) which are arranged at the bottom of the rotary disc (10), and a clamping wheel (22) which is fixedly buckled on the upper end face of the connecting block (30); the pull rod (21) is provided with a rotating wheel (211) which is always abutted against the edge of the clamping wheel (22) to rotate through the elastic component, and the edge of the clamping wheel (22) is provided with a groove (221) matched with the rotating wheel (211).

2. A resiliently resettable swivel according to claim 1, wherein: the upper end surface of the connecting block (30) is provided with a slotted hole (32); the clamping wheel (22) is provided with a clamping table (33) which can be buckled with the slotted hole (32).

3. A resiliently resettable swivel according to claim 2, wherein: the middle shaft (11) is rotatably arranged with the clamping wheel (22) and the connecting block (30) through a bearing (23).

4. A table chair foot rest which is characterized in that: comprises the rotating frame of any one of claims 1 to 3, and a supporting frame sleeved on the connecting block (30) and used for supporting the connecting block (30).

5. A table and chair foot rest according to claim 4, wherein: the supporting frame comprises a first chair foot seat (40) sleeved on the connecting block (30), a second chair foot seat (50) embedded in the bottom of the first chair foot seat (40) from bottom to top, and a bottom cover (60) buckled and connected to the bottom of the connecting block (30); the two opposite side surfaces of the first chair foot seat (40) and the second chair foot seat (50) are respectively provided with a chair foot.

6. A table and chair foot rest according to claim 5, wherein: the first chair leg seat (40) comprises a hollow shell (41) through which the connecting block (30) can penetrate downwards along the axial direction, and the chair legs are fixedly arranged on two symmetrical sides of the shell (41); the shell (41) is provided with downward notches (42) on two adjacent side surfaces of the chair legs (43), and the second chair leg seat (50) can be upwards embedded into the notches (42).

7. A table and chair foot rest according to claim 5, wherein: the bottom cover (60) is connected with a middle shaft (11) of the rotary table (10) through a bolt and limits the rotary table (10) to move along the axial direction.

8. A table and chair foot rest according to claim 6, wherein: the chair legs are flat, and the bottoms of the chair legs are positioned on the same plane.

9. A table and chair foot rest according to claim 6, wherein: the chair legs are flat, and the bottoms of the chair legs are downward to form cylinders.