CN220876218U

CN220876218U - Extrusion type height adjusting mechanism, supporting structure and folding table

Info

Publication number: CN220876218U
Application number: CN202322211506.4U
Authority: CN
Inventors: 林锦洪
Original assignee: Zhuhai Shichang Metals Ltd
Current assignee: Zhuhai Shichang Metals Ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-05-03
Anticipated expiration: 2033-08-16

Abstract

The utility model is suitable for the field of adjusting devices, and provides an extrusion type height adjusting mechanism, a supporting structure and a folding table. Aims at solving the technical problems that the adjusting device in the prior art can not simultaneously carry out the one-time height adjustment at the same side and is not easy to maintain when the problem occurs.

Description

Extrusion type height adjusting mechanism, supporting structure and folding table

Technical Field

The utility model belongs to the field of adjusting devices, and particularly relates to an extrusion type height adjusting mechanism, a supporting structure and a folding table.

Background

The folding table of altitude mixture control is the desk that has altitude mixture control and folding function, the folding table of altitude mixture control is generally steel wood structure, because of the folding table of altitude mixture control is convenient accomodate, can carry out the regulation of different height in order to adapt to different application scenes and crowd, and be convenient for transport this characteristics, at the family, the banquet, meeting, place such as the interim waiting place often sees his shadow, become the family, hotel, the place such as exhibition, but the common altitude mixture control folding table all carries out solitary altitude mixture control in present market is all in every independent supporting leg, and the structure is then through last supporting leg cover in the supporting leg down, in addition, a plurality of locking protruding that can pop out of supporting leg internally mounted, and through the spring that is together with it pops out, and be provided with a plurality of protruding through-holes of locking protruding on the supporting leg, when locking protruding and through-hole are relative, the locking protruding will stretch out from the through-hole makes down supporting leg can not be moving, and then fix it, need adjust the altitude mixture control again, if need adjust the altitude mixture control, then need adjust the height-adjusting in the same time, can not lead to the time to the regulation simultaneously, and can not lead to the adjustment to the time is long in addition, the adjustment is easy to be had been had, and the same time to be had.

Disclosure of Invention

The utility model aims to provide an extrusion type height adjusting mechanism, a supporting structure and a folding table, and aims to solve the technical problems that an adjusting device in the prior art cannot simultaneously adjust the heights of the same side at one time and is difficult to maintain when problems occur.

The utility model is realized in such a way, the extrusion type height adjusting mechanism comprises a hollow structure, a first sliding hole, a second sliding hole, an installation body, a first locking part and a second locking part, wherein the two sides of the middle part of the installation body are provided with the first sliding hole and the second sliding hole, the installation body is arranged in the middle part and is provided with the installation holes on the two sides or the opposite side of the first sliding hole and the second sliding hole, the first locking part and the second locking part are arranged in the installation body in a sliding way, the first extrusion key and the second extrusion key are arranged on the installation body in a sliding way and penetrate through the first sliding hole and the second sliding hole to be connected with the first locking part and the second locking part, and the compression spring is arranged in the installation body and is arranged between the first locking part and the second locking part.

The utility model further adopts the technical scheme that: the first locking part and the second locking part have the same structure, and the first locking part is a locking piece with a locking convex tongue at the front end and a clamping convex tongue at the tail end, and the main body is matched with the hollow structure of the installation body.

The utility model further adopts the technical scheme that: the first locking part is the same as the second locking part in structure, the first locking part comprises a locking piece with a locking convex tongue at the front end, a clamping convex tongue at the tail end and a first groove and a second groove at the two ends, a limiting piece arranged on the first groove and matched with the hollow structure of the installation body, and a limiting installation piece arranged on the second groove and in an L shape, wherein the vertical end of the limiting piece is matched with the hollow structure of the installation body, and a fixing hole is formed in the parallel end of the limiting installation piece.

The utility model further adopts the technical scheme that: the extrusion type height adjusting mechanism further comprises an installation cover which is arranged on the installation body and arranged on the installation hole.

The utility model further adopts the technical scheme that: the installation body is a round pipe or a regular polygon pipe.

The utility model further adopts the technical scheme that: the locking piece is a sheet locking piece.

Another object of the present utility model is to provide a support structure, where the support structure includes the extrusion-type height adjustment mechanism, and further includes a first support leg and a second support leg that are disposed on two sides of the extrusion-type height adjustment mechanism and have vias on an inner side thereof with respect to the extrusion-type height adjustment mechanism, a third support leg disposed on a bottom of the first support leg and having a plurality of first perforations on an inner side thereof, and a fourth support leg disposed on a bottom of the second support leg and having a plurality of second perforations on an inner side thereof.

The utility model further adopts the technical scheme that: the support structure further includes a first support disposed between or at the bottom of the third support leg and the fourth support leg.

The utility model further provides a folding table, which comprises the supporting structure, and further comprises a first table plate and a second table plate, wherein the middle parts of the first table plate and the second table plate are installed together through folding pieces, the supporting structure is provided with two telescopic limiting pieces which are installed at the outer bottom of the first table plate and the outer bottom of the second table plate through folding pieces respectively, are arranged at two sides of the supporting structure, and are connected with the supporting structure at one end and the bottom of the first table plate or the bottom of the second table plate at the other end.

The utility model further adopts the technical scheme that: the bottom of the outer side of the first table plate is provided with a C-shaped limiting recess, and the bottom of the outer side of the second table plate is provided with a round limiting protrusion which is matched with the C-shaped limiting recess for use; the first table plate and the second table plate are respectively provided with a handle.

The beneficial effects of the utility model are as follows: the extrusion type height adjusting mechanism can achieve one-time height adjustment on the same side, is convenient to maintain, can increase supporting strength to a certain extent, and is simple in structure, low in cost and convenient to adjust and maintain.

Drawings

FIG. 1 is a block diagram of an extrusion height adjustment mechanism according to an embodiment of the present utility model;

FIG. 2 is an exploded view of an extrusion height adjustment mechanism according to an embodiment of the present utility model;

FIG. 3 is a plan view of an extrusion height adjustment mechanism according to an embodiment of the present utility model;

Fig. 4 is a schematic view of a support structure and a folding table according to an embodiment of the present utility model.

Detailed Description

Reference numerals: 1-first mounting hole 2-second locking hole 5-second pressing key 8-second pressing key 11-locking tongue 12-second groove 15-locking piece 18-fixing hole 19-first pressing piece 21-third pressing piece 24-first third pressing piece 26-second pressing piece 27-second pressing piece 31-handle

Fig. 1-3 show a squeeze-type height adjusting mechanism according to the present utility model, wherein the squeeze-type height adjusting mechanism 19 comprises a hollow structure, a first squeeze key 7 and a second squeeze key 8 which are disposed at two sides of a middle portion and have a first slide hole 2 and a second slide hole 3, a mounting body 1 disposed at the middle portion and disposed at two sides or opposite sides of the first slide hole 2 and the second slide hole 3 and have a mounting hole 4, a first locking portion 5 and a second locking portion 6 which are slidably disposed inside the mounting body 1 and disposed at two sides of the mounting body 1, a first squeeze key 8 which is slidably disposed on the mounting body 1 and penetrates the first slide hole 2 and the second slide hole 3 to be connected with the first locking portion 5 and the second locking portion 6, and a compression spring 9 which is disposed inside the mounting body 1 and disposed between the first locking portion 5 and the second locking portion 6. The installation body 1 is a round pipe or a regular polygon pipe. This kind of extrusion high adjustment mechanism 19 passes through installation body 1 to be installed on bearing structure 20, first locking portion 5 and the equal slidable mounting of second locking portion 6 are inside installation body 1, first push button 7 and second push button 8 are connected with first locking portion 5 and second locking portion 6 through first slide hole 2 and second slide hole 3 on the installation body 1, and then realize that first push button 7 and second push button 8 control first locking portion 5 and second locking portion 6, first slide hole 2 and second slide hole 3 play the effect of prescribing a limit to sliding position, and the compression spring 9 placed in between first locking portion 5 and the second locking portion 6 plays the effect of rebounding locking state with first locking portion 5 and second locking portion 6, release first locking portion 5 and second locking portion 6 through the mode of inwards extrusion and unlock and adjust after the completion, and release first push button 7 and second push button 8 can make first locking portion 5 and second locking portion 5 resume the effect of locking portion 5 and second locking portion 6 because compression spring 9's elasticity, can make the base and the second locking portion 5 to be in order to do not make the same shape as the original shape or the demand of the pipe, and can be in order to guarantee that the compression spring 9 is more than the original shape is convenient to make the pipe locking structure is in order to be in order to install the stability.

The specific first locking portion 5 and the second locking portion 6 can select different structures according to different situations, wherein the first structure has higher structural strength while locking is guaranteed, and is more suitable for bearing heavier structures, and the second structure has lighter weight and certain bearing capacity while locking is guaranteed, and is more suitable for bearing lighter or frequently-moving structures.

The first structure is that the first locking portion 5 and the second locking portion 6 have the same structure, the first locking portion 5 is a locking piece 15 with a locking protruding tongue 11 at the front end and a clamping protruding tongue 12 at the tail end, and the main body is matched with the hollow structure of the installation body 1. The first locking part 5 and the second locking part 6 are locked in position through the locking convex tongue 11 at the front end, the clamping convex tongue 12 at the tail end is used for installing the compression spring 9 and playing a limiting role on the compression spring 9, and the specific locking piece 15 is matched with the hollow structure of the installation body 1, so that the hollow structure plays a guiding role when the locking piece 15 slides, and in addition, the locking piece 15 is solid, the structural strength of the whole extrusion type height adjusting mechanism 19 is increased, so that the compression spring can have higher bearing capacity and is more suitable for bearing heavier structures.

The second structure is that the first locking portion 5 and the second locking portion 6 have the same structure, the first locking portion 5 includes a locking piece 15 having a locking tongue 11 at a front end, a clamping tongue 12 at a tail end, a first groove 13 and a second groove 14 at two ends, a limiting piece 16 disposed on the first groove 13 and matched with the hollow structure of the mounting body 1, and a limiting mounting piece 17 disposed on the second groove 14 and having an L-shaped vertical end matched with the hollow structure of the mounting body 1 and a fixing hole 18 disposed at a parallel end. The locking member 15 is a sheet-like locking member. The locking mode is the same as the first mode except that the locking piece 15 is structurally different from the first mode, in order to make the weight lighter, the locking piece 15 is selected to use a sheet-shaped locking piece, a first groove 13 and a second groove 14 are formed in the locking piece, a limiting piece 16 matched with the hollow structure of the installation body 1 is arranged on the first groove 13, a limiting installation piece 17 which is L-shaped and is provided with a fixing hole 18 at the vertical end and matched with the hollow structure of the installation body 1 and is used for being connected with the first pressing key 7 or the second pressing key 8 is arranged at the parallel end, the sheet-shaped locking piece can stably slide in the hollow structure of the installation body 1 through the limiting piece 16 at the front end and the limiting installation piece 17 at the rear end, the limiting piece 16 and the limiting installation piece 17 also play a role in limiting the sliding position of the sheet-shaped locking piece, and meanwhile, due to the fact that the structure is adopted, the structure is lighter in weight and has a more general bearing capacity, and is more suitable for bearing a lighter or moving structure.

The squeeze height adjusting mechanism 19 further includes a mounting cover 10 provided on the mounting body 1 and placed on the mounting hole 4. The mounting cover 10 is provided to cover the mounting hole 4 and to limit the compression spring 9 so that it looks more beautiful in appearance, and in addition, if the compression spring 9, the first pressing key 7 and the second pressing key 8 are problematic, it can be replaced conveniently by this.

Fig. 4 shows a supporting structure, the supporting structure 20 includes the extrusion type height adjusting mechanism 19, the supporting structure 20 further includes a first supporting leg 21 and a second supporting leg 22 which are disposed at two sides of the extrusion type height adjusting mechanism 19 and are hollow structures and have through holes at inner sides thereof with respect to the extrusion type height adjusting mechanism 19, a third supporting leg 23 disposed at bottom of the first supporting leg 21 and disposed in the first supporting leg 21 and having a plurality of first perforations at inner sides thereof, and a fourth supporting leg 24 disposed at bottom of the second supporting leg 22 and disposed in the second supporting leg 22 and having a plurality of second perforations at bottom thereof. The first supporting leg 21, the second supporting leg 22, the third supporting back 23 and the fourth supporting leg 24 are matched with the extrusion type height adjusting mechanism 19 to form a complete supporting structure 20, the extrusion lengths of the third supporting back 23 and the fourth supporting back 24 can be adjusted through the extrusion type height adjusting mechanism 19, and further the length adjustment of the whole supporting structure 20 is realized, so that the supporting structure 20 can be used on various tables with the height required to be adjusted.

The support structure 20 further comprises a first support 25 arranged between or at the bottom of the third support leg 23 and the fourth support leg 24. By providing the first support 25 to increase the connection of the third support leg 23 and the fourth support leg 24, the structural strength of the third support leg 23 and the fourth support leg 24 is ensured, and the linkage therebetween and the overall load-bearing capacity are increased.

Fig. 4 shows a folding table, which comprises a supporting structure 20, and further comprises a first table plate 26 and a second table plate 27, wherein the middle parts of the first table plate 26 and the second table plate 27 are installed together through folding members 31, the supporting structure 20 is provided with two telescopic limiting members 28 which are installed at the outer bottom of the first table plate 26 and the outer bottom of the second table plate 27 through the folding members 31 respectively, are arranged at two sides of the supporting structure 20, and one end of each telescopic limiting member is connected with the supporting structure 20, and the other end of each telescopic limiting member is connected with the bottom of the first table plate 26 or the bottom of the second table plate 27. The folding table realizes the folding of the first table plate 26 and the second table plate 27 through the folding piece 31, and further the two supporting structures 20 are respectively arranged at the outer bottom of the first table plate 26 and the outer bottom of the second table plate 27 through the folding piece 31, so that the folding of the table plate and the supporting structures 20 is realized, the specific folding piece 31 can be a hinge or other structure which can be folded together, and the telescopic limiting piece 28 is additionally arranged to prevent the folding piece 31 from being damaged due to overlarge force when the supporting structures 20 are unfolded, so that the folding table plays a role in protection.

The bottom of the outer side of the first table plate 26 is provided with a C-shaped limiting recess 29, and the bottom of the outer side of the second table plate 27 is provided with a circular limiting protrusion (not shown in the figure) which is matched with the C-shaped limiting recess 29; handles 30 are provided on the first table 26 and the second table 27. The C-shaped limiting concave 29 is arranged on the first table plate 26, the round limiting convex is arranged on the second table plate 27, and the two table plates are fixed after the folding table is folded together, so that the whole folding table looks like a whole, the folding table is convenient to store, the occupied space is reduced, and the handles 30 are arranged on the first table plate 26 and the second table plate 27, so that the folding table after folding is convenient to move.

The extrusion type height adjusting mechanism can achieve one-time height adjustment on the same side, is convenient to maintain, can increase supporting strength to a certain extent, and is simple in structure, low in cost and convenient to adjust and maintain.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. An extrusion formula height-adjusting mechanism, its characterized in that: the extrusion type height adjusting mechanism comprises a hollow structure, a first sliding hole, a second sliding hole, an installation body, a first locking part and a second locking part, wherein the first sliding hole and the second sliding hole are formed in two sides of the middle part, the installation body is arranged in the middle part and provided with installation holes on two sides or opposite sides of the first sliding hole and the second sliding hole, the first locking part and the second locking part are arranged in the installation body in a sliding mode, the first locking part and the second locking part are arranged on the installation body in a sliding mode and penetrate through the first sliding hole and the second sliding hole, a first extrusion key and a second extrusion key are connected with the first locking part and the second locking part, and a compression spring is arranged in the installation body and arranged between the first locking part and the second locking part.

2. The extrusion height adjustment mechanism according to claim 1, wherein the first locking portion has the same structure as the second locking portion, and the first locking portion is a locking member having a locking tab at a front end and a locking tab at a rear end, and having a main body matching the hollow structure of the mounting body.

3. The extrusion height adjusting mechanism according to claim 1, wherein the first locking portion has the same structure as the second locking portion, the first locking portion includes a locking member having a locking tab at a front end, a locking tab at a rear end, a first groove and a second groove at both ends, a limiting member disposed on the first groove and matching with the hollow structure of the mounting body, and a limiting mounting member disposed on the second groove in an L-shape and having a vertical end matching with the hollow structure of the mounting body and a fixing hole disposed on a parallel end.

4. The squeeze height adjustment mechanism according to any one of claims 1-3, further comprising a mounting cap disposed on the mounting body and disposed over the mounting hole.

5. The squeeze height adjustment mechanism according to claim 1, wherein the mounting body is a circular tube or a regular polygonal tube.

6. A squeeze height adjustment mechanism according to claim 3, wherein the locking member is a sheet-like locking member.

7. A supporting structure, characterized in that the supporting structure comprises the extrusion type height adjusting mechanism according to any one of claims 1-6, the supporting structure further comprises a first supporting leg and a second supporting leg which are arranged on two sides of the extrusion type height adjusting mechanism and are hollow structures and are provided with through holes on the inner sides relative to the extrusion type height adjusting mechanism, a third supporting leg which is arranged on the bottom of the first supporting leg and is provided with a plurality of first perforations on the inner sides, and a fourth supporting leg which is arranged on the bottom of the second supporting leg and is arranged in the second supporting leg and is provided with a plurality of second perforations on the inner sides.

8. The support structure of claim 7, further comprising a first support disposed between or at the bottom of the third support leg and the fourth support leg.

9. A folding table, characterized in that the folding table comprises the supporting structure of any one of claims 7-8, and further comprises a first table plate and a second table plate, wherein the middle parts of the first table plate and the second table plate are installed together through folding pieces, the supporting structure is formed by installing two outer bottom parts of the first table plate and the second table plate through folding pieces respectively, and telescopic limiting pieces which are arranged on two sides of the supporting structure, one end of each telescopic limiting piece is connected with the supporting structure, and the other end of each telescopic limiting piece is connected with the bottom part of the first table plate or the bottom part of the second table plate.

10. The folding table of claim 9, wherein the first table outer bottom is provided with a C-shaped limiting recess, and the second table outer bottom is provided with a circular limiting protrusion adapted to the C-shaped limiting recess; the first table plate and the second table plate are respectively provided with a handle.