CN216651641U

CN216651641U - Double-layer folding table frame and double-layer folding table

Info

Publication number: CN216651641U
Application number: CN202220053747.3U
Authority: CN
Inventors: 朱晓辉; 郑雪峰
Original assignee: Zhejiang Sunshine Leisure Products Co ltd
Current assignee: Zhejiang Sunshine Leisure Products Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-06-03
Anticipated expiration: 2032-01-10

Abstract

The utility model relates to a double-layer folding table frame and a double-layer folding table, which comprise a cross rod, foot rods and a cross rod group formed by two cross rods in a cross and pin joint mode; the lower end and the upper end of the adjacent crossed rod groups are respectively hinged through an upper connecting seat and a lower connecting seat; the top of the foot rod is provided with a clamping seat which comprises a rotating seat and a positioning seat which correspond to each other in pairs; the clamping seat is provided with a transverse connecting groove and a longitudinal connecting groove, and the first end of the cross rod is hinged to the transverse connecting groove of the rotating seat; in the unfolding state, the second end of the cross rod is detachably arranged in the positioning seat; the lower connecting seat is fixed at the bottom of the foot rod, and the upper connecting seat is arranged on the foot rod in a sliding manner. This and double-deck folding table when expandes, the horizontal pole rotates the back card in the recess of positioning seat, and first desktop can support through the horizontal pole, and the desktop remains throughout tightly, has promoted the roughness of desktop effectively. The upper connecting seat can be also provided with a second desktop, so that the space utilization rate can be effectively improved.

Description

Double-layer folding table frame and double-layer folding table

Technical Field

The utility model relates to the technical field of daily necessities, in particular to a double-layer folding table frame and a double-layer folding table.

Background

The folding table is a table which is light and has a stacking function, is convenient to move and saves space. The multifunctional training aid is commonly used in outdoor picnics, various training institutions, schools at all levels, public places, hospitals, restaurants, hotels, companies, families and other places. In the existing folding table, such as the folding table proposed in patent CN204273623U, the table top is made of cloth, and no supporting rod is connected in the table top in a penetrating manner, and the leveling of the table top is achieved by a pull belt. The desktop of this technical scheme product slowly loses the level and smooth effect of tightening along with the number of times of using increases, and does not have the rigid object to support in the desktop, relatively speaking, and bearing performance is less strong, can't bear heavier article, uses and receives certain restriction. In another prior art, such as the folding table proposed in patent CN210841999U, the space under the table top of the technical solution is wasted, and cannot be used as temporary storage, and the space utilization rate is low.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a double-layer folding table frame and a double-layer folding table for solving the problem of poor smoothness of the table top in the prior art.

On one hand, the utility model provides a double-layer folding table frame, which comprises at least two cross rods, at least four foot rods and at least four cross rod groups, wherein the cross rod groups are formed by cross and pin joint of the two cross rods; the lower end and the upper end of the adjacent crossed rod groups are respectively hinged through an upper connecting seat and a lower connecting seat; the top of the foot rod is provided with a clamping seat which comprises a rotating seat and a positioning seat which correspond to each other in pairs; the clamping seat is provided with a transverse connecting groove and a longitudinal connecting groove, and the first end of the cross rod is hinged to the transverse connecting groove of the rotating seat; in the unfolding state, the second end of the cross rod is detachably arranged in the positioning seat; the lower connecting seat is fixed at the bottom of the foot rod, and the upper connecting seat is arranged on the foot rod in a sliding manner.

Wherein, in order to restrict the displacement interval of going up the connecting seat, the setting of the second floor seat face of being convenient for improves space utilization, and the middle part position of foot pole is equipped with the stopper, goes up the connecting seat and slides and set up between stopper and joint seat.

In order to fix the cross rods through the limiting blocks during storage and avoid the dispersion of the cross rods, the limiting blocks are provided with through holes and fixing holes, and the foot rods are sleeved in the through holes and fixed through the fixing holes; the outer side wall of the limiting block is also provided with a clamping groove; in the storage state, the cross rod is clamped in the clamping groove.

In order to prevent the cross rod from sliding because the cross rod can be fixed on the positioning seat in an unfolded state, the second end of the cross rod is in an L-shaped structure, and a transverse connecting groove and a longitudinal connecting groove of the positioning seat are communicated; under the expansion state, the second end detachably of horizontal pole is embedded in horizontal spread groove and the vertical spread groove of positioning seat.

In order to facilitate the cross rod to be rotatably arranged on the rotating seat, the bottom of the rotating seat is provided with a sleeving hole, and the top of the foot rod is fixed in the sleeving hole; the top of the rotating seat is provided with a transverse connecting groove and a longitudinal connecting groove, the transverse connecting groove is internally provided with a hinge hole, and the cross rod is hinged in the transverse connecting groove through the hinge hole.

Furthermore, the bottom of the positioning seat is provided with a sleeve hole, and the top of the foot rod is fixed in the sleeve hole; the top of the positioning seat is provided with a transverse connecting groove and a longitudinal connecting groove.

Wherein, in order to carry on spacingly to the rotation of crossbar, go up the through-hole that is equipped with the roof on the connecting seat and slides and cup joint on the foot pole, the below of roof is equipped with two sets of hinge holes that are used for articulated crossbar.

Wherein, in order to carry on spacingly to the rotation of crossbar, and be convenient for fix the position of connecting seat down, be equipped with the through-hole of bottom plate and fixed cover joint on the foot pole on the connecting seat down, the top of bottom plate is equipped with two sets of articulated holes that are used for articulated crossbar.

On the other hand, the utility model also provides a double-layer folding table, which comprises a first table top and a second table top, wherein longitudinal rods are arranged on two sides of the first table top and detachably clamped in longitudinal connecting grooves of the clamping seat; the second desktop is fixedly connected with the upper connecting seats.

In order to further improve the support and the smoothness of the first table top, a plurality of reinforcing rods extending longitudinally are arranged between the two longitudinal rods.

According to the technical scheme, the upper connecting seat is sleeved on the foot rods in a sliding mode, and the upper connecting seat is convenient to store. The top of foot pole has set up can pivoted horizontal pole, and during the expansion, the horizontal pole rotates the back card and in the recess of positioning seat, and first desktop can support through the horizontal pole, and the desktop remains throughout tightly, has promoted the roughness of desktop effectively. In addition, the second desktop can be arranged on the upper connecting seat, so that the effect of a double-layer desktop is achieved, and the space utilization rate can be effectively improved.

Drawings

FIG. 1 is a general schematic view of an embodiment of a dual-layer folding table of the present invention;

FIG. 2 is an exploded view of the embodiment of the dual-folding table frame of FIG. 1 shown hidden behind a second table top;

FIG. 3 is a general view of an embodiment of the dual-layer folding table of the present invention;

FIG. 4 is a general view of an embodiment of the dual-layer folding table of the present invention in a folded state;

FIG. 5 is a cross bar structure of an embodiment of the double-layer folding table frame of the present invention;

FIG. 6 is a schematic view of a rotating seat of an embodiment of the dual-layer folding table frame of the present invention;

FIG. 7 is a schematic view of a positioning seat of an embodiment of the double-layer folding table frame of the present invention;

FIG. 8 is a schematic view of an upper connecting seat of an embodiment of the double-layered folding table frame of the present invention;

FIG. 9 is a schematic view of a lower connecting seat of an embodiment of the double-layer folding table frame of the present invention;

fig. 10 is a schematic view of a stop block structure of an embodiment of the dual-layer folding table frame of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a cross bar; 11. a clamping block; 2. a foot bar; 3. a cross bar; 4. an upper connecting seat; 41. a top plate; 5. a lower connecting seat; 51. a base plate; 6. a limiting block; 61. a clamping groove; 7. a rotating seat; 71. connecting grooves in a transverse direction; 72. longitudinal connecting grooves; 8. positioning seats; 91. a first desktop; 92. a second desktop; 93. a longitudinal rod; 94. and a reinforcing rod.

Detailed Description

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is apparent that the specific details set forth in the following description are merely exemplary of the utility model, which can be practiced in many other embodiments that depart from the specific details disclosed herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

In an embodiment, referring to fig. 1 to 10, a double-layer folding table frame includes at least two cross bars 1, at least four foot bars 2, and at least four cross bars 3 formed by two cross bars 3 in a cross pivot joint manner; the lower end and the upper end of the adjacent crossed rod 3 groups are respectively hinged through an upper connecting seat 4 and a lower connecting seat 5; the top of the foot rod 2 is provided with a clamping seat which is a rotating seat 7 or a positioning seat 8, and the rotating seat 7 and the positioning seat 8 are consistent in number and correspond to each other; the clamping seat is provided with a transverse connecting groove 71 and a longitudinal connecting groove 72, and the first end of the cross rod 1 is hinged on the transverse connecting groove 71 of the rotating seat 7; in the unfolded state, the second end of the cross rod 1 is detachably arranged in the positioning seat 8; the lower connecting seat 5 is fixed at the bottom of the foot rod 2, and the upper connecting seat 4 is arranged on the foot rod 2 in a sliding manner.

According to the technical scheme, the upper connecting seat 4 is sleeved on the foot rod 2 in a sliding mode, and the storage is convenient. The top of foot pole 2 has set up can pivoted horizontal pole 1, and during the expansion, the card was in the recess of positioning seat 8 after horizontal pole 1 rotated, and first desktop 91 can support through horizontal pole 1, and the desktop remains throughout tightly, has promoted the roughness of desktop effectively. In addition, a second tabletop 92 can be arranged on the upper connecting seat 4, so that the effect of a double-layer tabletop is achieved, and the space utilization rate can be effectively improved.

On the basis of this embodiment, in order to restrict the displacement interval of going up connecting seat 4, the setting of the second floor seat face of being convenient for improves space utilization, and the middle part position of foot pole 2 is equipped with stopper 6, goes up connecting seat 4 and slides and set up between stopper 6 and joint seat. Of course, the limiting block 6 may not be provided, and the upper connecting seat 4 and the tabletop are jacked up through the cross rod 3.

As shown in the attached figure 1, the limiting block 6 in the embodiment is arranged in the middle of the foot rod 2 so as to hold and take articles. Of course, the position of the limiting block 6 may be other positions, which is not described as a limitation in this embodiment.

In this embodiment, the limiting block 6 is provided with a through hole and a fixing hole, and the leg rod 2 is sleeved in the through hole and fixed by the fixing hole; the outer side wall of the limiting block 6 is also provided with a clamping groove 61; in the storage state, the cross bar 3 is engaged with the engaging groove 61. The cross rod 3 can be clamped in the clamping groove 61, and the cross rod 3 is fixed through the limiting block 6 when being stored, so that the cross rod 3 is prevented from being scattered. Of course, it may also use other structures to fix and limit, such as a magic tape, a lock catch, etc., which are not described as limitations in this embodiment.

Furthermore, a clamping block 11 in an L-shaped structure is arranged at the second end of the cross rod 1, and a transverse connecting groove 71 and a longitudinal connecting groove 72 of the positioning seat 8 are communicated; in the unfolded state, the latch 11 at the second end of the crossbar 1 is detachably embedded in the transverse connecting groove 71 and the longitudinal connecting groove 72 of the positioning seat 8. The L-shaped structure enables the cross rod 1 to be fixed on the positioning seat 8 in an unfolded state, and the cross rod 1 is prevented from sliding in the left-right direction and the front-back direction.

On the basis of the embodiment, in order to facilitate the cross rod 1 to be rotatably arranged on the rotating seat 7, the bottom of the rotating seat 7 is provided with a sleeving hole, and the top of the foot rod 2 is fixed in the sleeving hole; the top of the rotating base 7 is provided with a transverse connecting groove 71 and a longitudinal connecting groove 72, the transverse connecting groove 71 is internally provided with a hinge hole, the cross rod 1 is hinged in the transverse connecting groove 71 through the hinge hole, and the connecting grooves can protect the cross rod 1 in the left and right directions. Furthermore, the bottom of the positioning seat 8 is provided with a sleeve hole, and the top of the leg rod 2 is fixed in the sleeve hole; the top of the positioning seat 8 is provided with a transverse connecting groove 71 and a longitudinal connecting groove 72.

On the basis of this embodiment, in order to limit the rotation of the cross rod 3, the upper connecting seat 4 is provided with a top plate 41 and a through hole which is slidably sleeved on the leg rod 2, and two sets of hinge holes for hinging the cross rod 3 are arranged below the top plate 41.

Wherein, in order to carry on spacingly to the rotation of crossbar 3, and be convenient for fix the position of connecting seat 5 down, be equipped with bottom plate 51 and fixed cover on the connecting seat 5 down and connect the through-hole on foot pole 2, the top of bottom plate 51 is equipped with two sets of hinge holes that are used for articulated crossbar 3.

On the other hand, the utility model also provides a double-layer folding table, which comprises a first table top 91 and a second table top 92, wherein longitudinal rods 93 are arranged on two sides of the first table top 91, and the longitudinal rods 93 are detachably clamped in the longitudinal connecting grooves 72 of the clamping seats; the second table top 92 is fixedly connected to the plurality of upper connecting seats 4.

In order to further improve the supporting and leveling performance of the first table top 91, a plurality of reinforcing rods 94 extending in the longitudinal direction are disposed between the two longitudinal rods 93.

According to the technical scheme, when a product is folded, the cross rod 1 is firstly detached from the transverse connecting groove 71 of the rotating table and the positioning seat 8, namely the cloth cover is detached, and then the table frame is folded towards the middle, can be folded into a bundle shape, is small in folding size and is convenient to carry and transport. It still has the advantage that bearing performance is good, and space utilization is high.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that various changes, substitutions and alterations can be made by those skilled in the art without departing from the spirit of the utility model, and these are all intended to be covered by the scope of the utility model. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. A double-deck folding table frame, comprising: at least two cross rods, at least four foot rods and at least four cross rod groups formed by crossing and pivoting the two cross rods; the lower end and the upper end of the adjacent crossed rod groups are respectively hinged through an upper connecting seat and a lower connecting seat; the top of the foot rod is provided with a clamping seat which comprises a rotating seat and a positioning seat which correspond to each other in pairs; the clamping seat is provided with a transverse connecting groove and a longitudinal connecting groove, and the first end of the cross rod is hinged to the transverse connecting groove of the rotating seat; in the unfolding state, the second end of the cross rod is detachably arranged in the positioning seat; the lower connecting seat is fixed at the bottom of the foot rod, and the upper connecting seat is arranged on the foot rod in a sliding manner.

2. The double-layer folding table frame as claimed in claim 1, wherein a limiting block is arranged at the middle position of the foot rod, and the upper connecting seat is slidably arranged between the limiting block and the clamping seat.

3. The double-layer folding table frame as claimed in claim 2, wherein the limiting block is provided with a through hole and a fixing hole, and the leg bar is sleeved in the through hole and fixed by the fixing hole; the outer side wall of the limiting block is also provided with a clamping groove; in the storage state, the cross rod is clamped in the clamping groove.

4. The double-layer folding table frame as claimed in claim 1, wherein the second end of the cross bar is provided with a clamping block of an "L" shaped structure, and the transverse connecting groove and the longitudinal connecting groove of the positioning seat are communicated; under the expanded state, the second end detachably of horizontal pole is embedded in horizontal spread groove and the vertical spread groove of positioning seat.

5. The double-layer folding table frame as claimed in claim 1, wherein the bottom of the rotating seat is provided with a sleeve hole, and the top of the leg bar is fixed in the sleeve hole; the top of the rotating seat is provided with a transverse connecting groove and a longitudinal connecting groove, the transverse connecting groove is internally provided with a hinge hole, and the cross rod is hinged in the transverse connecting groove through the hinge hole.

6. The double-layer folding table frame as claimed in claim 1, wherein the bottom of the positioning seat is provided with a socket hole, and the top of the leg bar is fixed in the socket hole; the top of the positioning seat is provided with a transverse connecting groove and a longitudinal connecting groove.

7. The double-layer folding table frame as claimed in claim 1, wherein the upper connecting base is provided with a top plate and through holes slidably sleeved on the leg rods, and two sets of hinge holes for hinge-connecting the cross rods are provided below the top plate.

8. The double-deck folding table frame as claimed in claim 1, wherein the lower connecting base is provided with a bottom plate and a through hole fixedly fastened to the leg bar, and two sets of hinge holes for hinge-connecting the cross bars are provided above the bottom plate.

9. A double-deck folding table, comprising: the table comprises a first table top and a second table top, wherein longitudinal rods are arranged on two sides of the first table top and detachably clamped in longitudinal connecting grooves of a clamping seat; the second desktop is fixedly connected with the upper connecting seats.

10. The double-deck folding table as in claim 9, wherein a plurality of longitudinally extending reinforcing bars are disposed between the two longitudinal bars.