CN209846422U - Table with liftable table top - Google Patents

Table with liftable table top Download PDF

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Publication number
CN209846422U
CN209846422U CN201920205624.5U CN201920205624U CN209846422U CN 209846422 U CN209846422 U CN 209846422U CN 201920205624 U CN201920205624 U CN 201920205624U CN 209846422 U CN209846422 U CN 209846422U
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China
Prior art keywords
rod
sliding block
hinged
guide
legs
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CN201920205624.5U
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Chinese (zh)
Inventor
闻田红
张红
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Yangtze University
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Yangtze University
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Priority to CN201920205624.5U priority Critical patent/CN209846422U/en
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Publication of CN209846422U publication Critical patent/CN209846422U/en
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Abstract

The utility model discloses a desk of liftable desktop, a serial communication port, include: the table comprises a table top, a first guide rod, table legs, a mounting frame, a screw rod, a first sliding block, a second sliding block, a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, wherein a user can hand the rocking handle, the rocking handle drives the screw rod to rotate, and the first thread rolling way and the second thread rolling way are symmetrically arranged on the outer peripheral surface of the screw rod and are opposite in rotating direction; the first sliding block is connected with the first threaded raceway lead screw nut pair, and the second sliding block is connected with the second threaded raceway lead screw nut pair, so that the first sliding block and the second sliding block are driven to move in the opposite direction or in the opposite direction when the lead screw rotates; when the first sliding block and the second sliding block move in opposite directions or away from each other, the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod are driven to drive the desktop to move up and down, and therefore the height of the desktop is adjusted.

Description

Table with liftable table top
Technical Field
The utility model relates to a desk, in particular to a desk with a liftable desktop.
Background
In work and life, the table is indispensable, and the height of human body is different, needs to use the desk of different heights for the user of different heights all can comfortable use the desk.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the technical insufficiency and provide a desk with a liftable desktop, which can facilitate the user to change the height of the desktop.
In order to achieve the technical purpose, the technical scheme of the utility model provides a desk of liftable desktop, a serial communication port, include: the table comprises a table top, a plurality of first guide rods, table legs, a mounting frame, a screw rod, a first sliding block, a second sliding block, a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, wherein the number of the first guide rods is multiple, the first guide rods are vertically arranged, and the upper ends of the first guide rods are fixedly connected with the table top; the number of the table legs is multiple, the plurality of the table legs are all vertically arranged, the upper ends of the plurality of the table legs correspond to the lower ends of the plurality of the first guide rods in a one-to-one manner and are connected with the lower ends of the plurality of the first guide rods in a sliding manner, and the sliding directions of the table legs and the first guide rods are vertical; the mounting rack is arranged below the desktop and is fixedly connected with the desk legs; two ends of the screw rod are rotatably connected with the mounting rack, and one end of the screw rod is provided with a rocking handle for driving the screw rod to rotate; a first thread rolling way and a second thread rolling way are symmetrically arranged on the outer peripheral surface of the screw rod, and the rotating directions of the first thread rolling way and the second thread rolling way are opposite; the first sliding block is connected with the first threaded raceway lead screw nut pair, and the second sliding block is connected with the second threaded raceway lead screw nut pair; the lower end of the first connecting rod is hinged with the first sliding block; the lower end of the second connecting rod is hinged with the second sliding block, the second connecting rod is crossed with the first connecting rod, and the middle part of the second connecting rod is hinged with the middle part of the first connecting rod; the lower end of the third connecting rod is hinged with the upper end of the second connecting rod; the lower end of the fourth connecting rod is hinged with the upper end of the first connecting rod, and the upper end of the fourth connecting rod and the upper end of the third connecting rod are hinged to the same point on the lower side of the table top.
Compared with the prior art, the beneficial effects of the utility model include: when the table with the liftable table top is used, a user can hand the rocking handle, the rocking handle drives the screw rod to rotate, and the first thread rolling way and the second thread rolling way are symmetrically arranged on the outer peripheral surface of the screw rod and have opposite rotating directions; the first sliding block is connected with the first threaded raceway lead screw nut pair, and the second sliding block is connected with the second threaded raceway lead screw nut pair, so that the first sliding block and the second sliding block are driven to move in the opposite direction or in the opposite direction when the lead screw rotates; when the first sliding block and the second sliding block move in opposite directions or away from each other, the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod are driven to drive the desktop to move up and down, so that the height of the desktop is adjusted, and a user can change the height of the desktop conveniently.
Drawings
Fig. 1 is a schematic view of a first perspective three-dimensional structure of the present invention.
Fig. 2 is a schematic diagram of a second perspective three-dimensional structure of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-2, the present embodiment provides a table with a liftable table top, which includes: the table comprises a table top 1, a first guide rod 2, table legs 3, a mounting frame 4, a screw rod 5, a first sliding block 6, a second sliding block 7, a first connecting rod 8, a second connecting rod 9, a third connecting rod 10 and a fourth connecting rod 11.
The number of the first guide rods 2 is multiple, the first guide rods 2 are vertically arranged, and the upper ends of the first guide rods 2 are fixedly connected with the table top 1; a plurality of table legs 3 are arranged, the plurality of table legs 3 are arranged vertically, the upper ends of the plurality of table legs 3 are in one-to-one correspondence to be slidably connected with the lower ends of the plurality of first guide rods 2, and the sliding directions of the table legs 3 and the first guide rods 2 are vertical; the mounting rack 4 is arranged below the table top 1, and the mounting rack 4 is fixedly connected with the table legs 3; two ends of the screw rod 5 are rotatably connected with the mounting rack 4, and one end of the screw rod 5 is provided with a rocking handle 5a for driving the screw rod 5 to rotate; a first threaded roller path 5b and a second threaded roller path 5c are symmetrically arranged on the outer peripheral surface of the screw rod 5, and the rotating directions of the first threaded roller path 5b and the second threaded roller path 5c are opposite; the first sliding block 6 is connected with the first threaded roller path 5b screw nut pair, and the second sliding block 7 is connected with the second threaded roller path 5c screw nut pair; the lower end of the first connecting rod 8 is hinged with the first sliding block 6; the lower end of the second connecting rod 9 is hinged with the second sliding block 7, the second connecting rod 9 is crossed with the first connecting rod 8, and the middle part of the second connecting rod 9 is hinged with the middle part of the first connecting rod 8; the lower end of the third connecting rod 10 is hinged with the upper end of the second connecting rod 9; the lower end of the fourth connecting rod 11 is hinged with the upper end of the first connecting rod 8, and the upper end of the fourth connecting rod 11 and the upper end of the third connecting rod 10 are hinged with the same point on the lower side of the table top 1.
Preferably, the table capable of lifting the table top further comprises a second guide rod 12, a third slider 13, a fourth slider 14, a fifth connecting rod 15, a sixth connecting rod 16, a seventh connecting rod 17 and an eighth connecting rod 18, the second guide rod 12 is parallel to the screw rod 5, the second guide rod 12 is fixed on one side of the mounting frame 4 far away from the screw rod 5, and the third slider 13 is coaxially sleeved on one side of the second guide rod 12 and is in sliding connection therewith; the fourth sliding block 14 is coaxially sleeved on the other side of the second guide rod 12 and is in sliding connection with the second guide rod; the lower end of the fifth connecting rod 15 is hinged with the third sliding block 13; the lower end of the sixth link 16 is hinged with the fourth slider 14, the sixth link 16 is arranged to intersect with the fifth link 15, and the middle part of the sixth link 16 is hinged with the middle part of the fifth link 15; the lower end of the seventh connecting rod 17 is hinged with the upper end of the sixth connecting rod 16; the lower end of the eighth connecting rod 18 is hinged with the upper end of the fifth connecting rod 15, and the upper end of the eighth connecting rod 18 and the upper end of the seventh connecting rod 17 are hinged with the same point on the lower side of the table top 1; the table with the liftable table top further comprises an intermediate shaft 19, and the intermediate shaft 19 is horizontally arranged; the hinge point of the first connecting rod 8 and the second connecting rod 9 is hinged to one end of the intermediate shaft 19, and the hinge point of the fifth connecting rod 15 and the sixth connecting rod 16 is hinged to the other end of the intermediate shaft 19, so that the table top 1 is more stable in the process of moving up and down.
Preferably, the edge profile of the desktop 1 is coated with the noctilucent paint 1a, and the noctilucent paint 1a can prevent a user from touching the edge of the desktop 1 in a night light-off environment.
The working principle is as follows: when the table with the liftable table top is used, a user can hand the rocking handle 5a, the rocking handle 5a drives the screw rod 5 to rotate, and the first threaded roller path 5b and the second threaded roller path 5c are symmetrically arranged on the outer peripheral surface of the screw rod 5, so that the rotating directions of the first threaded roller path 5b and the second threaded roller path 5c are opposite; the first slide block 6 is connected with the first threaded raceway 5b screw-nut pair, and the second slide block 7 is connected with the second threaded raceway 5c screw-nut pair, so that when the screw rod 5 rotates, the first slide block 6 and the second slide block 7 are driven to move towards or away from each other; when the first sliding block 6 and the second sliding block 7 move towards or away from each other, the first connecting rod 8, the second connecting rod 9, the third connecting rod 10 and the fourth connecting rod 11 are driven to drive the desktop 1 to move up and down, so that the height of the desktop 1 is adjusted, and a user can change the height of the desktop 1 conveniently.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims (4)

1. A table with a liftable table top is characterized by comprising: the table comprises a table top, a plurality of first guide rods, table legs, a mounting frame, a screw rod, a first sliding block, a second sliding block, a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, wherein the number of the first guide rods is multiple, the first guide rods are vertically arranged, and the upper ends of the first guide rods are fixedly connected with the table top; the number of the table legs is multiple, the plurality of the table legs are all vertically arranged, the upper ends of the plurality of the table legs correspond to the lower ends of the plurality of the first guide rods in a one-to-one manner and are connected with the lower ends of the plurality of the first guide rods in a sliding manner, and the sliding directions of the table legs and the first guide rods are vertical; the mounting rack is arranged below the desktop and is fixedly connected with the desk legs; two ends of the screw rod are rotatably connected with the mounting rack, and one end of the screw rod is provided with a rocking handle for driving the screw rod to rotate; a first thread rolling way and a second thread rolling way are symmetrically arranged on the outer peripheral surface of the screw rod, and the rotating directions of the first thread rolling way and the second thread rolling way are opposite; the first sliding block is connected with the first threaded raceway lead screw nut pair, and the second sliding block is connected with the second threaded raceway lead screw nut pair; the lower end of the first connecting rod is hinged with the first sliding block; the lower end of the second connecting rod is hinged with the second sliding block, the second connecting rod is crossed with the first connecting rod, and the middle part of the second connecting rod is hinged with the middle part of the first connecting rod; the lower end of the third connecting rod is hinged with the upper end of the second connecting rod; the lower end of the fourth connecting rod is hinged with the upper end of the first connecting rod, and the upper end of the fourth connecting rod and the upper end of the third connecting rod are hinged to the same point on the lower side of the table top.
2. The table with the liftable table top according to claim 1, further comprising a second guide rod, a third slider, a fourth slider, a fifth connecting rod, a sixth connecting rod, a seventh connecting rod and an eighth connecting rod, wherein the second guide rod is parallel to the screw rod, the second guide rod is fixed on one side of the mounting frame far away from the screw rod, and the third slider is coaxially sleeved on one side of the second guide rod and is slidably connected with the second guide rod; the fourth sliding block is coaxially sleeved on the other side of the second guide rod and is in sliding connection with the second guide rod; the lower end of the fifth connecting rod is hinged with the third sliding block; the lower end of the sixth connecting rod is hinged with the fourth sliding block, the sixth connecting rod and the fifth connecting rod are arranged in a crossed mode, and the middle of the sixth connecting rod is hinged with the middle of the fifth connecting rod; the lower end of the seventh connecting rod is hinged with the upper end of the sixth connecting rod; the lower end of the eighth connecting rod is hinged with the upper end of the fifth connecting rod, and the upper end of the eighth connecting rod and the upper end of the seventh connecting rod are hinged to the same point on the lower side of the table top.
3. The liftable table top of claim 2, further comprising an intermediate shaft, the intermediate shaft being horizontally disposed; the hinge point of the first connecting rod and the second connecting rod is hinged with one end of the intermediate shaft, and the hinge point of the fifth connecting rod and the sixth connecting rod is hinged with the other end of the intermediate shaft.
4. The liftable tabletop table of claim 1, wherein the edge profile of the tabletop is coated with a luminous paint.
CN201920205624.5U 2019-02-15 2019-02-15 Table with liftable table top Active CN209846422U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920205624.5U CN209846422U (en) 2019-02-15 2019-02-15 Table with liftable table top

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920205624.5U CN209846422U (en) 2019-02-15 2019-02-15 Table with liftable table top

Publications (1)

Publication Number Publication Date
CN209846422U true CN209846422U (en) 2019-12-27

Family

ID=68931790

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920205624.5U Active CN209846422U (en) 2019-02-15 2019-02-15 Table with liftable table top

Country Status (1)

Country Link
CN (1) CN209846422U (en)

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