Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a shape-variable table frame.
In order to achieve the purpose, the invention provides the following technical scheme:
a frame for a table comprises a long rod and a wide rod, wherein the long rod and the wide rod are spliced into the frame, the long rod comprises a first long rod and a second long rod, one end of each of the first long rod and the second long rod is provided with a mounting ring, a sliding groove is formed in the first long rod, a sliding block is arranged on the second long rod and is connected in the sliding groove in a sliding mode, one end, back to the mounting ring, of the sliding groove is provided with a ring groove, a rotating block is connected in the ring groove in a rotating mode, an embedded groove for the sliding block to be embedded in is formed in the rotating block, a plurality of first clamping grooves are formed in the sliding groove, a first mounting groove is formed in the sliding block, a first marble is arranged in the first mounting groove, a first restoring mechanism for enabling the first marble to be popped out and embedded into the first clamping groove is arranged on the first marble, a conduction groove communicated with the embedded groove is formed, a second marble is arranged in the conduction groove, a plurality of second clamping grooves for embedding the second marble are formed in the inner wall of the annular groove, a second return mechanism for keeping the second marble embedded in the second clamping grooves is arranged in the conduction groove, and the first marble is abutted against the second marble through the conduction groove after the sliding block enters the embedded groove;
therefore, the wide rod is provided with an inserting column which is used for being inserted into the mounting ring, the inserting column is rotatably connected into the mounting ring, and the wide rod is provided with a second fixing mechanism which is used for fixing the inserting column on the mounting ring;
therefore, the long rod and the wide rod are provided with mounting pieces, and the mounting pieces are provided with first threaded holes for mounting the table board.
As a further improvement of the present invention, the first return mechanism is a first spring, one end of the first spring is fixed on the first pin, and the other end of the first spring is fixed on the inner wall of the first mounting groove.
As a further improvement of the present invention, the first fixing mechanism includes a contact rod and a second threaded hole, the second threaded hole is disposed on the sliding block, the sliding block is provided with an extending hole communicated with the second threaded hole and the first mounting groove, the contact rod is disposed at an end of the first pin tumbler opposite to the first clamping groove, the contact rod extends into the extending hole, and after the second threaded hole is screwed into the bolt, the bolt abuts against the contact rod to keep the first pin tumbler extending out of the first mounting groove.
As a further improvement of the present invention, the rotating block has a second mounting groove, the second pin has a mounting plate, the mounting plate extends into the second mounting groove, the second return mechanism is a second spring, one end of the second spring is fixed on the inner wall of the second mounting groove, and the other end of the second spring is fixed on the mounting plate.
As a further improvement of the present invention, the second fixing mechanism includes a plurality of first insertion holes disposed on the mounting ring, second insertion holes disposed on the insertion posts, and insertion rods disposed on the wide rods, the insertion rods are used for simultaneously passing through the second insertion holes and one of the first insertion holes to fix the mounting ring and the insertion posts, the insertion posts are provided with mounting holes for inserting the table legs, and the insertion rods are provided with third restoring mechanisms for keeping the insertion rods moving toward the second insertion holes.
As a further improvement of the present invention, the third restoring mechanism includes a first limiting plate, a second limiting plate, a third spring, and a pull rod disposed on a side of the insertion rod opposite to the second insertion hole, a radius of the pull rod is smaller than that of the insertion rod, the first limiting plate and the second limiting plate are both provided with through holes for the pull rod to pass through, the first limiting plate is located between the insertion post and the second limiting plate, the third spring is sleeved on the pull rod, one end of the third spring abuts against the first limiting plate and the insertion post respectively, one end of the pull rod opposite to the insertion post is provided with a wrench, and after the pull rod is rotated, the wrench is used for abutting against the first limiting plate or the second limiting plate.
As a further improvement of the invention, the inserting column is provided with an embedded ring, and the mounting ring is in transmission connection with the embedded ring.
The length of the sliding block can be adjusted according to actual conditions in the using process, and the first long rod and the second long rod can enable the second sliding block to slide on the sliding groove through the matching of the sliding groove and the sliding block, so that the structure can be adjusted. In the adjusting process, the first pin can realize the movement and the pre-fixation of the first long rod and the second long rod through the process of extending into the first mounting groove and popping out of the first mounting groove to enter the first clamping groove, after the adjustment is finished, the first long rod and the second long rod can be fixed by the first fixing mechanism, when the shape needs to be changed, the sliding block can slide into the caulking groove on the rotating block, and at the moment, the rotating block can rotate to generate deformation by rotating the second long rod, in the rotating process of the rotating block, through the process that the second marble enters the conduction groove and extends out of the conduction groove to be embedded into the second clamping groove, thereby realizing the pre-fixation of rotation and rotation angle, then fixing the inserted column and the mounting ring through the first fixing mechanism, the whole rotation angle is fixed, so that the shape of the whole frame can be adjusted. And finally, fixing the table plate through the first threads on the mounting piece. The long rod and the wide rod are inserted into the mounting ring through the insertion column on the wide rod, and the long rod and the wide rod are connected in a rotating mode, so that when the rotating position needs to be fixed, the long rod and the wide rod can be fixed through the second fixing mechanism.
Detailed Description
The invention will be further described in detail with reference to the following examples, which are given in the accompanying drawings.
Referring to FIGS. 1 to 4, the present embodiment
A frame for a table comprises a long rod 1 and a wide rod 2, wherein the long rod 1 and the wide rod 2 are spliced into a frame, the long rod 1 comprises a first long rod 41 and a second long rod 51, one end of each of the first long rod 41 and the second long rod 51 is provided with a mounting ring 6, a sliding groove 7 is formed in the first long rod 41, a sliding block 8 is arranged on the second long rod 51, the sliding block 8 is connected in the sliding groove 7 in a sliding manner, one end, back to the mounting ring 6, of the sliding groove 7 is provided with an annular groove 9, a rotating block 10 is rotationally connected in the annular groove 9, an embedded groove 11 for embedding the sliding block 8 is formed in the rotating block 10, a plurality of first clamping grooves 12 are formed in the sliding groove 7, a first mounting groove 13 is formed in the sliding block 8, a first marble 14 is arranged in the first mounting groove 13, a first restoring mechanism for keeping the first marble 14 to be popped out and embedded into the first clamping groove 12 is arranged on the first marble 14, a conduction groove 15 communicated with the embedded groove 11 is formed in the rotating block 10, a second marble 16 is arranged in the conduction groove 15, a plurality of second clamping grooves 17 used for embedding the second marble 16 are formed in the inner wall of the annular groove 9, a second return mechanism used for keeping the second marble 16 embedded in the second clamping grooves 17 is arranged in the conduction groove 15, and the first marble 14 is abutted against the second marble 16 through the conduction groove 15 after the sliding block 8 enters the embedded groove 11;
therefore, the wide rod 2 is provided with an inserting column 18 for being inserted into the mounting ring 6, the inserting column 18 is rotatably connected into the mounting ring 6, and the wide rod 2 is provided with a second fixing mechanism for fixing the inserting column 18 on the mounting ring 6;
therefore, the long rod 1 and the wide rod 2 are provided with mounting pieces 19, and the mounting pieces 19 are provided with first threaded holes 20 for mounting the table board.
Through above-mentioned technical scheme, in the use, can adjust length according to actual conditions, first stock 41 and second stock 51 can make the second slider slide on sliding groove 7 through sliding groove 7 and the cooperation of sliding block 8, just so can real regulation structure. In the adjusting process, the first pin 14 can be inserted into the first mounting groove 13 and ejected out of the first mounting groove 13 to enter the first slot 12 to realize the movement and pre-fixing of the first long rod 41 and the second long rod 51, after the adjustment is completed, the first long rod 41 and the second long rod 51 can be fixed by the first fixing mechanism, when the shape needs to be changed, the sliding block 8 can be slid into the embedding groove 11 on the rotating block 10, at the moment, the second long rod 51 can be rotated to enable the rotating block 10 to rotate so as to generate deformation, in the rotating process of the rotating block 10, the second pin 16 can be inserted into the second slot 17 by the processes of entering the conducting groove 15 and extending out of the conducting groove 15, so as to realize the pre-fixing of the rotation and the rotation angle, and then the insert column 18 and the mounting ring 6 are fixed by the first fixing mechanism, the whole rotation angle is fixed, so that the shape of the whole frame can be adjusted. Finally, the table plate is fixed through the first threads on the mounting piece 19. Because the long rod 1 and the wide rod 2 are inserted into the mounting ring 6 through the insertion column 18 on the wide rod 2, the long rod 1 and the wide rod 2 are rotatably connected, when the rotating position needs to be fixed, the long rod 1 and the wide rod 2 can be fixed through a second fixing mechanism, the telescopic structure protection device aims at protecting the telescopic structure and changing the angle, the long rod 1 and the wide rod 2 can be mutually exchanged, and the wide rod 2 can be provided with the structure the same as that of the long rod 1.
As a further improved embodiment, the first restoring mechanism is a first spring 21, and one end of the first spring 21 is fixed on the first pin 14, and the other end is fixed on the inner wall of the first mounting groove 13.
Through the technical scheme, the first restoring mechanism adopts the first spring 21, and the first spring 21 is simple to install, easy to operate and process and low in cost, and can realize that the first pin 14 can provide restoring force when entering and exiting the first installation groove 13.
As a further improvement of the present invention, the first fixing mechanism includes an abutting rod 22 and a second threaded hole 23, the second threaded hole 23 is disposed on the sliding block 8, the sliding block 8 is provided with an extending hole 24 communicated with the second threaded hole 23 and the first mounting groove 13, the abutting rod 22 is disposed at an end of the first pin 14 facing away from the first slot 12, the abutting rod 22 extends into the extending hole 24, and after the second threaded hole 23 is screwed into the bolt, the bolt abuts against the abutting rod 22 to keep the first pin 14 extending out of the first mounting groove 13.
Through the technical scheme, when the sliding block 8 needs to be fixed in the sliding groove 7, the bolt can be screwed into the second threaded hole 23, the abutting rod 22 abuts through the bolt, so that the first pin 14 cannot return to the first clamping groove 12, the sliding block 8 is fixed, the fixing mode is simple, and the operation is easy. After the sliding block 8 enters the caulking groove 11 and the angles of the first long rod 41 and the second long rod 51 are adjusted, the bolt is screwed into the first threaded hole 20, and the first pin 14 is abutted against the second pin 16, so that the second pin 16 cannot move after the first pin 14 is fixed, and further fixing is realized.
As a further improved embodiment, the rotating block 10 has a second mounting groove 25, the second pin 16 has a mounting plate 26, the mounting plate 26 extends into the second mounting groove 25, the second return mechanism is a second spring 27, one end of the second spring 27 is fixed on the inner wall of the second mounting groove 25, and the other end of the second spring 27 is fixed on the mounting plate 26.
Through the technical scheme, the second spring 27 is arranged on the inner walls of the mounting plate 26 and the second mounting groove 25, the second spring 27 provides restoring force for ejecting the marble out of the conduction groove 15, and the second restoring mechanism is simple in structure and easy to operate and process.
As a further improved embodiment, the second fixing mechanism includes a plurality of first insertion holes 28 disposed on the mounting ring 6, second insertion holes 29 disposed on the insertion posts 18, and insertion rods 30 disposed on the wide bar 2, the insertion rods 30 are used for simultaneously passing through the second insertion holes 29 and one of the first insertion holes 28 to fix the mounting ring 6 and the insertion posts 18, the insertion posts 18 are provided with mounting holes 31 for inserting table legs, and the insertion rods 30 are provided with third restoring mechanisms for keeping the insertion rods 30 moving toward the second insertion holes 29.
Through the technical scheme, after the long rod 1 and the wide rod 2 are fixed at a good angle, the insertion rod 30 passes through the first insertion hole 28 and the second insertion hole 29 to be fixed, and the fixing mode is simple and easy to operate.
As a further improved embodiment, the third restoring mechanism includes a first limiting plate 32, a second limiting plate 33, a third spring 36 and a pull rod 34 disposed on one side of the insertion rod 30 opposite to the second insertion hole 29, a radius of the pull rod 34 is smaller than that of the insertion rod 30, a through hole 35 for the pull rod 34 to pass through is disposed on each of the first limiting plate 32 and the second limiting plate 33, the first limiting plate 32 is located at a position between the insertion column 18 and the second limiting plate 33, the third spring 36 is sleeved on the pull rod 34, one end of the third spring 36 is respectively abutted on the first limiting plate 32 and the insertion column 18, a wrench 37 is disposed on one end of the pull rod 34 opposite to the insertion column 18, and after the pull rod 34 is rotated, the wrench 37 is used for abutting on the first limiting plate 32 or the second limiting plate 33.
Through the technical scheme, in the use process, after bending the angle of the long rod 1 and the wide rod 2, the pull rod 34 can be directly loosened, the inserted rod 30 is inserted into the first insertion hole 28 and the second insertion hole 29, then the pull rod 34 is rotated, the wrench 37 on the pull rod 34 is abutted to the first limiting plate 32 under the action of the third spring 36, when adjustment is needed, the pull rod 34 is pulled to enable one end of the pull rod 34 to penetrate through the second limiting plate 33, then the pull rod 34 is rotated, the handle is abutted to the second limiting plate 33 under the action of the third spring 36, and meanwhile, the inserted rod 30 is separated from the first insertion hole 28 and the second insertion hole 29.
In a further improved embodiment, the post 18 is provided with a ring 38, and the mounting ring 6 is drivingly connected in the ring 38.
Through the technical scheme, the fixing structure of the inserting column 18 and the mounting ring 6 is more stable through the arrangement of the embedded ring 38.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.