CN215532420U - Folding table with slant telescopic link - Google Patents

Abstract

The utility model belongs to the technical field of daily furniture, and relates to a folding table with an oblique telescopic rod, which comprises a table top, a first table leg, a second table leg, a cross rod and an oblique telescopic rod, wherein the tops of the first table leg and the second table leg are rotatably connected with the bottom of the table top; cross rods are fixedly arranged between the two first table legs and between the two second table legs; one end of the oblique telescopic rod is rotatably connected with the cross rod through a rotating sleeve, and the other end of the oblique telescopic rod is rotatably connected with the bottom of the desktop; the oblique telescopic rod comprises an oblique telescopic fixed rod and an oblique telescopic inner telescopic rod, the oblique telescopic inner telescopic rod is provided with a bulge and a spring connected with the bulge, and the oblique telescopic fixed rod is provided with a positioning hole corresponding to the bulge; the folding structure of the table legs is simple, the principle is scientific, the material consumption is less, and the unfolded table is more stable as a whole; the force is small when the folding is carried out, and the operation is convenient; the folding device has the advantages of realizing more stable and convenient folding function by using a simple structure, along with low cost, long service life and wide market prospect.

Description

Folding table with slant telescopic link

The technical field is as follows:

the utility model belongs to the technical field of daily furniture, and particularly relates to a folding table with an inclined telescopic rod.

Background art:

the table is one of the essential furniture in the life, the variety of various tables is countless in the market at present, and some small-dwelling houses can use the foldable table due to the limitation of space area, so that the space is saved. The prior art includes a chinese patent CN201621187760.9 and discloses a novel foldable and sealed foldable table, which comprises foldable table legs, support rods, foldable table tops, foldable locking buckles and a turning movable rod, wherein the foldable table tops are composed of two table tops, the peripheries of the two table tops are respectively provided with a frame for accommodating the foldable table legs, the frames at two sides on the foldable table tops are respectively provided with a foldable locking buckle for locking the two table tops after the foldable table tops are folded, the tail ends of the foldable table legs are connected with the lower ends of the foldable table tops through the turning movable rod, the foldable table legs can be turned around a connecting point with the foldable table tops, the middle of the foldable table legs is connected with the frames at two sides in the middle of the foldable table tops through the support rods for supporting the foldable table legs; chinese patent CN201822035175.2 discloses a folding table, wherein the upper end of an outer folding table leg is hinged with a table plate, the upper end of an inner folding table plate is inserted with a horizontally arranged U-shaped groove through a cross bar, so that the folding table can be unfolded rapidly and supported stably, and in the unfolded state, when the table plate bears downward pressure, the cross bar applies a resultant force obliquely downwards to the tail end and the lower part of the U-shaped groove, so that the cross bar is inserted in the U-shaped groove more stably; however, in the prior art, the problems of complicated folding mechanism and difficult operation exist, and a foldable table which is simple in structure, easy to operate in unfolding and folding and low in cost needs to be developed.

The utility model has the following contents:

the utility model aims to overcome the defects of the prior art and provides a folding table with an inclined telescopic rod, which is simple in structure and convenient to operate.

In order to achieve the purpose, the utility model provides a table with an inclined telescopic rod, which comprises a main structure, a table top, a first table leg, a second table leg, a cross rod and an inclined telescopic rod, wherein the tops of the first table leg and the second table leg are rotatably connected with the bottom of the table top; cross rods are fixedly arranged between the two first table legs and between the two second table legs; one end of the oblique telescopic rod is rotatably connected with the cross rod through the rotating sleeve, and the other end of the oblique telescopic rod is rotatably connected with the bottom of the desktop.

Furthermore, the slant telescopic rod comprises a slant telescopic fixing rod and a slant telescopic inner telescopic rod, the slant telescopic inner telescopic rod is provided with a protrusion and a spring connected with the protrusion, and the slant telescopic fixing rod is provided with a positioning hole corresponding to the protrusion.

Furthermore, the telescopic direction of the oblique telescopic rod is the same as or opposite to the folding direction of the first table leg or the second table leg.

Furthermore, the table with the oblique telescopic rod also comprises a first U-shaped groove and a second U-shaped groove which are respectively and fixedly connected with the two sides of the bottom of the table top, and the first U-shaped groove is rotationally connected with the first table legs through pin shafts; the second U-shaped groove is rotationally connected with the second table leg through a pin shaft.

Further, when the sum of the heights of the first table leg and the second table leg is greater than the horizontal distance between the first table leg and the second table leg, the height of the first U-shaped groove is lower than that of the second U-shaped groove, and the distance from the rotating shaft of the second table leg to the table top is greater than that from the rotating shaft of the first table leg to the table top; when the sum of the heights of the first table leg and the second table leg is not larger than the horizontal distance between the first table leg and the second table leg, the height of the first U-shaped groove is equal to that of the second U-shaped groove.

Furthermore, a button is arranged at the positioning hole of the oblique telescopic fixed rod, and the diameter of the button is smaller than that of the bulge; the button is inserted in the central hole at the top of the button seat; the button seat is a hollow structure with an opening at the bottom and is fixed at the outer edge of the positioning hole, and the positioning hole is wrapped inside the button seat.

Furthermore, the height from the top of the button seat to the positioning hole is larger than the height from the top of the protrusion to the positioning hole after the protrusion is ejected from the positioning hole.

Further, a protective cap is fixedly arranged on the top of the button. .

Compared with the prior art, the folding structure of the table legs is simple, the principle is scientific, the used materials are less, and the unfolded table is more stable as a whole; the force is small when the folding is carried out, and the operation is convenient; the folding chair realizes more stable and convenient folding function by using a simple structure, and has the advantages of low cost, long service life and wide market prospect.

Description of the drawings:

fig. 1 is a schematic view of the overall structure of a folding table with an oblique telescopic rod according to the present invention.

Fig. 2 is a schematic view of the bottom structure of the foldable table with the diagonal telescopic rod according to the present invention when unfolded.

Fig. 3 is a schematic view of the bottom structure of the folding table with the diagonal telescopic rod according to the present invention when it is folded.

Fig. 4 is a schematic view showing a longitudinal sectional structure of the folding table with the diagonal telescopic rod according to the present invention when it is unfolded.

Fig. 5 is a schematic view showing a structural principle of a folding table with an oblique telescopic rod according to the present invention in a longitudinal section when it is folded.

Fig. 6 is a schematic view of the structure of the telescopic support rod of the folding table with the oblique telescopic rod according to the present invention.

Fig. 7 is a schematic view of the button structure according to embodiment 2 of the present invention.

The specific implementation mode is as follows:

the utility model is further illustrated by the following specific examples in combination with the accompanying drawings.

Example 1:

the embodiment relates to a folding table with an oblique telescopic rod, the main structure of which comprises a table top 1, a first U-shaped groove 2, a second U-shaped groove 3, a third U-shaped groove 4, a fourth U-shaped groove 5, a first table leg 6, a second table leg 7, a cross rod 8, a rotating sleeve 9, an oblique telescopic fixed rod 10 and an oblique telescopic inner telescopic rod 11; two sides of the bottom of the desktop 1 are respectively and fixedly connected with two first U-shaped grooves 2 and two second U-shaped grooves 3; the first U-shaped groove 2 is lower than the second U-shaped groove 3; the first U-shaped groove 2 is hinged with the first table leg 6 through a pin shaft, and the first table leg 6 can rotate in the first U-shaped groove 2; the second U-shaped groove 3 is hinged with the second table leg 7 through a pin shaft, and the second table leg 7 can rotate in the second U-shaped groove 3; the distance from the rotating shaft of the second table leg 7 to the table top is larger than the distance from the rotating shaft of the first table leg 6 to the table top, when the folding table is folded, the first table leg 6 is folded first, then the second table leg 7 is folded, and the first table leg 6 and the second table leg 7 can be folded into a horizontal state without mutual interference; cross rods 8 are fixedly arranged between the two first table legs 6 and between the two second table legs 7, rotating sleeves 9 are sleeved at the middle parts of the two cross rods 8, and the two rotating sleeves 9 can rotate on the cross rods 8; the two rotating sleeves 9 are both fixedly connected with telescopic fixing rods 10; the slant telescopic fixing rods 10 are of a hollow structure, slant telescopic inner telescopic rods 11 are arranged in the two slant telescopic fixing rods 10, one ends of the two slant telescopic inner telescopic rods 11 extend into the slant telescopic fixing rods 10, and the other ends of the two slant telescopic inner telescopic rods 11 are hinged to a third U-shaped groove 4 or a fourth U-shaped groove 5 in the center of the bottom of the desktop 1 respectively; the oblique telescopic inner telescopic rod 11 close to the first table leg 6 is hinged with the third U-shaped groove 4; the oblique telescopic inner telescopic rod 11 close to the second table leg 7 is hinged with the fourth U-shaped groove 5; the height of the third U-shaped groove 4 is the same as that of the first U-shaped groove; the height of the fourth U-shaped groove 5 is the same as that of the third U-shaped groove, and can also be the same as that of the second U-shaped groove 3; the slant telescopic inner telescopic rod 11 is provided with a protrusion 12 and a spring (not shown) connected with the protrusion, and the slant telescopic fixing rod 10 is provided with a positioning hole 13 corresponding to the protrusion 12.

The working process of the table with the inclined telescopic rod related to the embodiment is as follows: (1) when the second table leg 7 and the first table leg 6 are unfolded in a folding state, the inclined telescopic inner telescopic rod 11 extends out of the inclined telescopic fixed rod 10, the end of the protrusion 12 is in contact with the inner wall of the inclined telescopic fixed rod 10 and slides relatively, and after the protrusion extends into the positioning hole 13, the protrusion 12 is popped out of the positioning hole in the inclined telescopic fixed rod 10 under the action of the reset spring to complete the unfolding of the first table leg 6 or the second table leg 7; (2) in the unfolded state, the first table leg 6 is firstly folded, the bulge 12 of the slant telescopic inner telescopic rod 11 at one side of the first table leg 6 is pressed, the slant telescopic inner telescopic rod 11 extends into the slant telescopic fixed rod 10, the first table leg 6 is folded towards the table top, and the first table leg 6 is laid flat on the table top; then the second table leg 7 is folded by the same method; the folding of the table is completed.

Example 2:

the folding table with the oblique telescopic rod related to the embodiment is that a button 14 is added at a positioning hole 13 of the oblique telescopic fixing rod 10 on the basis of the embodiment 1 and used for pressing a protrusion 12, and the diameter of the button 14 is smaller than that of the protrusion 12; the button 14 is inserted in the central hole at the top of the button seat 15; the button seat 15 is a hollow structure with an open bottom, is fixed on the outer edge of the positioning hole 13, and wraps the positioning hole 13 inside the button seat 15; the top of the button seat 15 is higher than the positioning hole 13 than the top of the protrusion 12 is higher than the positioning hole 13 after the protrusion 12 is ejected from the positioning hole 13.

The operating principle of the push button 14 according to the present embodiment is: the button 14 can be frictionally secured without the application of external forces; the button 14 can advance or retreat on the central hole under the application of external force, and the button 14 is fixed when the external force disappears; the force of the ejection of the projection 12 is greater than the friction force between the button 14 and the button seat 15; therefore, when the table leg is unfolded and the button 12 is ejected from the positioning hole 13, even if the tail end of the button 14 is positioned in the ejecting path of the protrusion 12, the button 14 does not obstruct the ejection of the protrusion 12, the button 12 ejects the button 14, and the unfolding of the table leg is completed; when the table leg is folded, the button 14 is pressed by hand, and the protrusion 12 is retracted into the slant telescopic fixing rod 10, thereby completing the folding of the table leg.

The embodiment further comprises a protective cap, which is fixed on top of the button 14 to prevent the button 14 from being easily damaged when exposed.

The button 14 of the present embodiment solves the problem that the projection 12 is small in size, not easy to exert force and large in force, so that the table leg can be folded more conveniently and the operation is more labor-saving.

Example 3:

this example differs from example 1 in that: the third U-shaped groove 4 and the fourth U-shaped groove 5 are not positioned in the middle of the desktop, but positioned at two ends of the desktop between the first desk leg 6 and the second desk leg 7, and the vertical distance between the third U-shaped groove 4/the fourth U-shaped groove 5 and the first U-shaped groove 2/the second U-shaped groove 3 is less than the vertical distance between the cross rod 8 and the desktop; when the first table leg 6 is folded, the first table leg 6 is folded towards the table top to drive the cross rod 8 to pass through the third U-shaped groove 4, the rotating angle of the oblique telescopic inner telescopic rod is larger than 90 degrees, the oblique telescopic rod is reversely telescopic, and after the first table leg 6 is folded, the oblique telescopic rod is positioned on the left side of the cross rod 8; after the second table leg 7 is folded in the same way, the diagonal expansion bar is positioned at the right side of the cross bar 8.

Claims (7)

1. A folding table with an oblique telescopic rod is characterized in that a main body structure comprises a table top, a first table leg, a second table leg, a cross rod and an oblique telescopic rod, wherein the tops of the first table leg and the second table leg are rotatably connected with the bottom of the table top; cross rods are fixedly arranged between the two first table legs and between the two second table legs; one end of the oblique telescopic rod is rotatably connected with the cross rod through the rotating sleeve, and the other end of the oblique telescopic rod is rotatably connected with the bottom of the desktop.

2. The folding table as claimed in claim 1, wherein the diagonal telescopic rod comprises a diagonal telescopic fixing rod and a diagonal telescopic inner telescopic rod, the diagonal telescopic inner telescopic rod is provided with a protrusion and a spring connected to the protrusion, and the diagonal telescopic fixing rod is provided with a positioning hole corresponding to the protrusion.

3. The foldable table with the diagonal telescopic rod as claimed in claim 1, further comprising a first U-shaped groove and a second U-shaped groove fixedly connected to both sides of the bottom of the table top, respectively, the first U-shaped groove being rotatably connected to the first table leg by a pin; the second U-shaped groove is rotationally connected with the second table leg through a pin shaft.

4. The foldable table with the diagonal expansion link of claim 3, wherein when the sum of the heights of the first leg and the second leg is greater than the horizontal distance between the first leg and the second leg, the height of the first U-shaped groove is lower than that of the second U-shaped groove, and the distance from the rotation axis of the second leg to the table top is greater than that of the first leg; when the sum of the heights of the first table leg and the second table leg is not larger than the horizontal distance between the first table leg and the second table leg, the height of the first U-shaped groove is equal to that of the second U-shaped groove.

5. The folding table with the diagonal telescopic rod as claimed in claim 2, wherein a button is provided at the positioning hole of the diagonal telescopic fixing rod, and the diameter of the button is smaller than that of the protrusion; the button is inserted in the central hole at the top of the button seat; the button seat is a hollow structure with an opening at the bottom and is fixed at the outer edge of the positioning hole, and the positioning hole is wrapped inside the button seat.

6. The folding table as claimed in claim 5, wherein the top of the button holder is formed to have a height from the positioning hole larger than a height of the top of the protrusion from the positioning hole after the protrusion is ejected from the positioning hole.

7. The folding table with the diagonal telescopic rod of claim 5, wherein a protective cap is fixedly provided on the top of the button.

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