CN209898661U

CN209898661U - Height-adjustable's vestibule table

Info

Publication number: CN209898661U
Application number: CN201920094181.7U
Authority: CN
Inventors: 吴海文
Original assignee: HUATIAN FURNITURE (FUJIAN) Co Ltd
Current assignee: HUATIAN FURNITURE (FUJIAN) Co Ltd
Priority date: 2019-01-21
Filing date: 2019-01-21
Publication date: 2020-01-07
Anticipated expiration: 2029-01-21

Abstract

The utility model discloses a height-adjustable's vestibule table, including base and desktop, the upper surface of base is fixed to be installed two sets of first backup pads, and two sets of be provided with two sets of head rods between the first backup pad, the utility model discloses the internal thread on first thread bush and the internal thread on the second thread bush set up oppositely, and first thread bush and second thread bush internal thread are connected with the lead screw, are provided with arch and the first in command on the lead screw, so rotate the first in command and can realize the rising and the decline of desktop, the height of vestibule table can be according to the free lift of own demand; the desktop is provided with the recess all around, and fixed mounting has the spring in the recess, and the free end fixed mounting of spring has the sheath, is provided with the third stopper on the sheath, is provided with the fourth stopper on the desktop, and third stopper and fourth stopper set up correspondingly, and when child hit the desktop on, the sheath is through the great buffering child's of extrusion spring impact force, and the protection child can not be injured.

Description

Height-adjustable's vestibule table

Technical Field

The utility model belongs to the technical field of the vestibule table equipment, concretely relates to height-adjustable's vestibule table.

Background

The vestibule table is a piece of furniture, the upper part of which is provided with a plane and the lower part of which is provided with a pillar. Can be used for putting things, doing things, eating, writing, working and the like. Is a piece of furniture that is held by smooth plates, legs, and other supports, also known as terms in the language. In order to meet the requirements of the public, the types of the hallway table are rich and various. The tables can be divided into a plurality of categories according to requirements, such as office tables, dining tables, desks, computer desks, teacher's tables and the like.

The current entrance table structure is too fixed and can not be adjusted according to the actual demand height, and when a child is not noticed to collide the edges of the entrance table when playing, the child can be injured, and a protection mechanism is not arranged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a height-adjustable's entrance table, the upper surface of base is provided with two sets of first backup pads, be provided with the head rod between two sets of first backup pads, it is connected with first bull stick and fourth bull stick to rotate on two sets of head rods, first bull stick and fourth bull stick rotate respectively and are connected on first thread bush and second thread bush, the internal thread of first thread bush and the internal thread of second thread bush set up oppositely, threaded connection has the lead screw in first thread bush and the second thread bush, the lower surface of desktop is provided with two sets of second backup pads, be provided with two sets of second connecting rods between two sets of second backup pads, it is connected with second bull stick and third bull stick to rotate on two sets of second connecting rods, second bull stick and third bull stick rotate respectively and are connected at first thread bush and second thread bush; the desktop is provided with a groove all around, the groove is internally and fixedly connected with a spring, the free end of the spring is fixedly connected with a sheath, a third limiting block is arranged on the sheath, a fourth limiting block is arranged on the desktop, and the third limiting block and the fourth limiting block are correspondingly arranged to solve the problems in the background technology.

In order to achieve the above object, the utility model provides a following technical scheme: a height-adjustable hallway table comprises a base and a table top, wherein two groups of first supporting plates are fixedly arranged on the upper surface of the base, two groups of first connecting rods are arranged between the two groups of first supporting plates, two groups of first connecting rods are respectively and rotatably connected with a first rotating rod and a fourth rotating rod, the free end of the first rotating rod is rotatably connected onto a first threaded sleeve, the free end of the fourth rotating rod is rotatably connected with a second threaded sleeve, the lower surface of the table top is provided with two groups of second supporting plates, two groups of second connecting rods are arranged between the two groups of second supporting plates, the two groups of second connecting rods are respectively and rotatably connected onto a second rotating rod and a third rotating rod, the free end of the second rotating rod is rotatably connected onto the first threaded sleeve, the free end of the third rotating rod is rotatably connected onto the second threaded sleeve, and a screw rod is in threaded connection with the first threaded sleeve and the second threaded sleeve, the utility model discloses a desk, including base, desktop, first thread cover, internal thread on the first thread cover and the second thread cover, be provided with the first in command and the arch on the lead screw, the lower surface of base is provided with four groups of table legs, be provided with two sets of fourth stoppers on the desktop, set up flutedly around the desktop, fixed mounting has the spring in the recess, the free end fixedly connected with sheath of spring, be provided with two sets of third stoppers on the inner chamber lateral wall of sheath, third stopper and the corresponding setting of fourth stopper, the third through-hole has been seted up on the sheath, the desktop runs through the third through-hole.

Preferably, the upper surface of the base is provided with a second guard rail, and the lower surface of the desktop is fixedly provided with a first guard rail.

Preferably, the second guard rail is provided with a first through hole, the first guard rail is provided with a second through hole, and the first through hole and the second through hole are correspondingly arranged.

Preferably, a second limiting block is fixedly mounted on the second guard rail, a first limiting block is fixedly mounted on the first guard rail, and the first limiting block and the second limiting block are arranged correspondingly.

Preferably, a second handle is arranged on a side wall of the first guard rail, and the second handle is arranged in the middle of the side wall of the first guard rail.

Preferably, the lower surface of the table leg is provided with a self-locking universal wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the utility model needs to lift the table top, because two groups of first connecting rods are arranged between two groups of first supporting plates, the two groups of first connecting rods are respectively and rotationally connected with a first rotating rod and a fourth rotating rod, the first rotating rod is rotationally connected on the first threaded sleeve, the fourth rotating rod is rotationally connected on the second threaded sleeve, two groups of second connecting rods are arranged between two groups of second supporting plates, the two groups of second connecting rods are respectively and rotationally connected with a second rotating rod and a third rotating rod, the second rotating rod is rotationally connected on the first threaded sleeve, the third rotating rod is rotationally connected on the second threaded sleeve, the internal thread on the first threaded sleeve and the internal thread on the second threaded sleeve are oppositely arranged, the internal threads of the first threaded sleeve and the second threaded sleeve are internally and threadedly connected with a lead screw, and a bulge and a first handle are arranged on the lead, therefore, the first handle is rotated to realize the ascending and descending of the table top, and the height of the vestibule table can be freely lifted according to the requirement.

2. The utility model discloses be provided with the recess all around of desktop, fixed mounting has the spring in the recess, and the free end fixed mounting of spring has the sheath, is provided with the third stopper on the sheath, is provided with the fourth stopper on the desktop, and third stopper and the corresponding setting of fourth stopper, when children hit the desktop on, the sheath is through the great buffering children's of extrusion spring impact force, and the protection children can not be injured.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of the area a in fig. 2, and particularly relates to a connection diagram of a table top and a sheath.

In the figure: 1. a base; 2. a second guard rail; 3. a first through hole; 4. a first guard rail; 5. a second through hole; 6. a first stopper; 7. a second limiting block; 8. a first support plate; 9. a first connecting rod; 10. a first rotating lever; 11. a second rotating rod; 12. a first threaded sleeve; 13. a third rotating rod; 14. a second threaded sleeve; 15. a fourth rotating rod; 16. a screw rod; 17. a first handle; 18. a protrusion; 19. a second connecting rod; 20. a desktop; 21. a groove; 22. a spring; 23. a sheath; 24. a second support plate; 25. a third through hole; 26. a second handle; 27. a third limiting block; 28. a fourth limiting block; 29. desk legs; 30. self-locking universal wheel.

Detailed Description

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

Referring to fig. 1-3, the present invention provides a technical solution: a height-adjustable hallway table comprises a base 1 and a table top 20, wherein two groups of first supporting plates 8 are fixedly arranged on the upper surface of the base 1, two groups of first connecting rods 9 are arranged between the two groups of first supporting plates 8, two groups of first connecting rods 9 are respectively and rotatably connected with first rotating rods 10 and fourth rotating rods 15, the free ends of the first rotating rods 10 are rotatably connected onto a first threaded sleeve 12, the free ends of the fourth rotating rods 15 are rotatably connected with a second threaded sleeve 14, the lower surface of the table top 20 is provided with two groups of second supporting plates 24, two groups of second connecting rods 19 are arranged between the two groups of second supporting plates 24, two groups of second connecting rods 19 are respectively and rotatably connected onto a second rotating rod 11 and a third rotating rod 13, the free ends of the second rotating rods 11 are rotatably connected onto the first threaded sleeve 12, the free ends of the third rotating rods 13 are rotatably connected onto the second threaded sleeve 14, first thread bush 12 and the 14 internal thread connection of second thread bush have lead screw 16, internal thread on the first thread bush 12 and the internal thread on the second thread bush 14 set up oppositely, be provided with the first in command 17 and arch 18 on the lead screw 16, the lower surface of base 1 is provided with four groups of table legs 29, be provided with two sets of fourth stopper 28 on the desktop 20, recess 21 has been seted up around the desktop 20, fixed mounting has spring 22 in the recess 21, the free end fixedly connected with sheath 23 of spring 22, be provided with two sets of third stopper 27 on the inner chamber lateral wall of sheath 23, the corresponding setting of third stopper 27 and fourth stopper 28, third through-hole 25 has been seted up on the sheath 23, desktop 20 runs through third through-hole 25.

Specifically, the second guard rail 2 is arranged on the upper surface of the base 1, and the first guard rail 4 is fixedly mounted on the lower surface of the table top 20, so that the structures in the first guard rail 4 and the second guard rail 2 are prevented from being corroded, and the service life of the entrance table is prolonged.

Specifically, the second guard rail 2 is provided with a first through hole 3, the first guard rail 4 is provided with a second through hole 5, the first through hole 3 and the second through hole 5 are correspondingly arranged, and the first handle 17 can be freely rotated through the first through hole 3 and the second through hole 5, so that the tabletop 20 can be more conveniently lifted and lowered.

Specifically, a second limiting block 7 is fixedly mounted on the second protective guard 2, a first limiting block 6 is fixedly mounted on the first protective guard 4, and the first limiting block 6 and the second limiting block 7 are correspondingly arranged, so that the first protective guard 4 cannot be separated from the top end of the second protective guard 2, and the structure between the base 1 and the table top 20 is prevented from being exposed outside.

Specifically, the side wall of the first guard rail 4 is provided with a second handle 26, and the second handle 26 is arranged in the middle of the side wall of the first guard rail 4, so that the hallway table can be conveniently pulled and lifted.

Specifically, the lower surface of the table leg 29 is provided with a self-locking universal wheel 30, so that the vestibule table can be conveniently moved and fixed.

The working principle is as follows: when the tabletop 20 needs to be lifted, because two groups of first connecting rods 9 are arranged between two groups of first supporting plates 8, two groups of first connecting rods 9 are respectively and rotatably connected with a first rotating rod 10 and a fourth rotating rod 15, the first rotating rod 10 is rotatably connected on a first threaded sleeve 12, the fourth rotating rod 15 is rotatably connected on a second threaded sleeve 14, two groups of second connecting rods 19 are arranged between two groups of second supporting plates 24, two groups of second connecting rods 19 are respectively and rotatably connected with a second rotating rod 11 and a third rotating rod 13, the second rotating rod 11 is rotatably connected on the first threaded sleeve 12, the third rotating rod 13 is rotatably connected on the second threaded sleeve 14, the internal threads on the first threaded sleeve 12 and the internal threads on the second threaded sleeve 14 are oppositely arranged, the internal threads on the first threaded sleeve 12 and the second threaded sleeve 14 are connected with a screw rod 16, and the screw rod 16 is provided with a bulge 18 and a first handle 17, the lifting and the lowering of the tabletop 20 can be realized by rotating the first handle 17, the height of the vestibule table can be freely lifted according to the requirement; desktop 20 is provided with recess 21 all around, and fixed mounting has spring 22 in the recess 21, and spring 22's free end fixed mounting has sheath 23, is provided with third stopper 27 on the sheath 23, is provided with fourth stopper 28 on the desktop 20, and third stopper 27 and the corresponding setting of fourth stopper 28, when child hit on desktop 20, sheath 23 is through the great buffering child's of extrusion spring 22 impact force, and the protection child can not be injured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a height-adjustable's entrance table, includes base (1) and desktop (20), its characterized in that: the upper surface of the base (1) is fixedly provided with two groups of first supporting plates (8), two groups of first connecting rods (9) are arranged between the two groups of first supporting plates (8), the two groups of first connecting rods (9) are respectively connected with first rotating rods (10) and fourth rotating rods (15) in a rotating manner, the free ends of the first rotating rods (10) are rotatably connected onto a first thread sleeve (12), the free ends of the fourth rotating rods (15) are rotatably connected with a second thread sleeve (14), the lower surface of the table top (20) is provided with two groups of second supporting plates (24), two groups of second connecting rods (19) are arranged between the two groups of second supporting plates (24), the two groups of second connecting rods (19) are respectively connected with a second rotating rod (11) and a third rotating rod (13) in a rotating manner, the free ends of the second rotating rods (11) are rotatably connected onto the first thread sleeve (12), the free end of the third rotating rod (13) is rotatably connected to the second threaded sleeve (14), a screw rod (16) is connected to the inner threads of the first threaded sleeve (12) and the second threaded sleeve (14), the inner threads of the first threaded sleeve (12) and the inner threads of the second threaded sleeve (14) are oppositely arranged, a first handle (17) and a protrusion (18) are arranged on the screw rod (16), four groups of table legs (29) are arranged on the lower surface of the base (1), two groups of fourth limiting blocks (28) are arranged on the table top (20), grooves (21) are formed in the periphery of the table top (20), springs (22) are fixedly arranged in the grooves (21), a protective sleeve (23) is fixedly connected to the free end of each spring (22), two groups of third limiting blocks (27) are arranged on the side wall of the inner cavity of the protective sleeve (23), and the third limiting blocks (27) and the fourth limiting blocks (28) are correspondingly arranged, the sheath (23) is provided with a third through hole (25), and the tabletop (20) penetrates through the third through hole (25).

2. A height adjustable entrance table as claimed in claim 1, wherein: the upper surface of the base (1) is provided with a second protective guard (2), and the lower surface of the desktop (20) is fixedly provided with a first protective guard (4).

3. A height adjustable entrance table as claimed in claim 2, wherein: the second guard rail (2) is provided with a first through hole (3), the first guard rail (4) is provided with a second through hole (5), and the first through hole (3) and the second through hole (5) are arranged correspondingly.

4. A height adjustable entrance table as claimed in claim 2, wherein: the second guard rail (2) is fixedly provided with a second limiting block (7), the first guard rail (4) is fixedly provided with a first limiting block (6), and the first limiting block (6) and the second limiting block (7) are arranged correspondingly.

5. A height adjustable entrance table as claimed in claim 2, wherein: and a second handle (26) is arranged on the side wall of the first protective guard (4), and the second handle (26) is arranged in the middle of the side wall of the first protective guard (4).

6. A height adjustable entrance table as claimed in claim 1, wherein: the lower surface of the table leg (29) is provided with a self-locking universal wheel (30).