CN110123023B - Prevent tong embedded lift desk device - Google Patents
Prevent tong embedded lift desk device Download PDFInfo
- Publication number
- CN110123023B CN110123023B CN201910515696.4A CN201910515696A CN110123023B CN 110123023 B CN110123023 B CN 110123023B CN 201910515696 A CN201910515696 A CN 201910515696A CN 110123023 B CN110123023 B CN 110123023B
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- lifting
- sliding
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- shell
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- 238000005192 partition Methods 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 208000017667 Chronic Disease Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 208000028571 Occupational disease Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 208000036319 cervical spondylosis Diseases 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000005801 spondylosis Diseases 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/02—Underframes
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/02—Underframes
- A47B13/021—Fastening devices of the feet or legs
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
- A47B13/081—Movable, extending, sliding table tops
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/02—Tables or desks for office equipment, e.g. typewriters, keyboards with vertical adjustable parts
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B9/00—Tables with tops of variable height
- A47B9/16—Tables with tops of variable height with means for, or adapted for, inclining the legs of the table for varying the height of the top, e.g. with adjustable cross legs
Abstract
The invention discloses an anti-pinch embedded lifting office table device, which comprises an office table body, a lifting table embedded above the office table body and a horizontal table top capable of moving horizontally, wherein the horizontal table top is connected with the office table body through a track assembly; the anti-pinch assembly comprises a shell and a rotating rod arranged in the shell, one end of the rotating rod is connected with the shell through a shaft rod, a first coil spring is sleeved on the shaft rod, a stop block is integrally and upwardly extended at the other end of the rotating rod, and a contact is integrally and upwardly extended on the rotating rod. The invention has the following advantages: the use safety and the comfort are improved, the use flexibility is high, different use requirements are met in all directions, and the use stability of the lifting table is improved.
Description
Technical field:
the invention belongs to the technical field of office supplies, and particularly relates to an embedded lifting office table device capable of preventing hands from being clamped.
The background technology is as follows:
the desk is a desk which is provided for convenient work in daily life work and social activities, is widely applied to office buildings, is in various types and types, is easy to turn over and displace due to external force along with rapid development and popularization of computers, and has low storage property because more office workers accumulate more occupational diseases such as cervical spondylosis, lumbar spondylosis and other chronic diseases when using the traditional desk.
If a desk device for arranging a lifting desk in an office desk in an embedded manner can be provided, the desk device can necessarily respond to market demands, and how to realize quick installation and connection stability of the lifting desk is realized, how to avoid clamping of a user due to lifting of the lifting desk in the use process is a technical problem which needs to be solved urgently, a base of the lifting desk is fixed on the office desk through threaded connection or welding, an upward traction force is generated on a screw in the lifting process of the lifting desk in a screw installation and fixation mode, and the defects that the surface quality is influenced by welding seams, weld tumors and the like are easy to occur due to loosening of the screw at the threaded connection part due to small structural size of the screw, and the existing lifting desk has a certain degree of pause in the lifting process; the locking group of traditional lift table adopts the structural style of eccentric wheel, and the rotation that passes through the eccentric wheel when the user stimulate the steel wire cable realizes the locking, and the eccentric wheel appears blocking easily at the rotation in-process, also has the phenomenon of blocking to the locking of lift table, through retrieving, does not find the similar patent of preventing tong embedded lift desk device of solution above-mentioned technical problem.
The invention comprises the following steps:
the invention aims to overcome the defects and provide an embedded lifting office table device capable of preventing hands from being pinched.
The aim of the invention is achieved by the following technical scheme: the utility model provides a prevent tong embedded lift desk device, including the desk body, the embedding sets up the lift table of desk body top and but horizontal desktop that horizontal direction moved, horizontal desktop passes through track assembly with the desk body and connects, has between horizontal desktop and the desk body and prevents tong subassembly, the position all around of desk body all is equipped with the curb plate perpendicularly upwards and has the baffle along long axis direction between two curb plates, the baffle divide into the first cavity that holds lift table embedding and holds horizontal desktop embedding the top of desk body;
the anti-pinch assembly comprises a shell which is embedded above a side plate in the long axis direction and a rotating rod which is arranged in the shell, one end of the rotating rod is connected with the shell through a shaft rod, a first coil spring is sleeved on the shaft rod, the other end of the rotating rod integrally extends upwards to form a stop block, a contact is integrally extended upwards on the rotating rod, the upper end face of the shell is provided with a first through hole and a second through hole which respectively contain the stop block and the contact, the contact is pressed down by a lifting table, the lifting table is lowered to the contact to drive the rotating rod to rotate downwards, the upper ends of the stop block and the contact are respectively arranged in the first through hole and the second through hole, and the lifting table is lifted to be separated from the contact to drive the rotating rod to rotate upwards, so that the stop block and the upper end face of the contact respectively penetrate through and protrude out of the first through hole and the second through hole.
The invention further improves that: the lifting table comprises
The desktop is in clamping connection with the horizontal desktop;
the base group comprises a base of a rectangular frame structure formed by four U-shaped rods, the tabletop and the base are arranged up and down correspondingly, the opening directions of the U-shaped rods are all arranged inwards, the base is arranged in the first cavity, the lower end face of the partition board close to the lifting table and the lower end face of the side plate corresponding to the partition board are provided with notches for accommodating the base in a clamping and embedding manner, and the upper end face of the partition board is fixedly connected with the upper end face of the side plate close to the partition board through L-shaped folded plates;
the lifting groups are respectively arranged at the front side and the rear side between the tabletop and the base, each lifting group comprises a first lifting arm and a second lifting arm which are arranged in a crossing way, the first lifting arms and the second lifting arms are movably connected through connecting shafts, second coil springs are sleeved on the connecting shafts, the lower ends of the first lifting arms are movably hinged with the base, the upper ends of the second lifting arms are movably hinged with the tabletop, meanwhile, first sliding shafts are arranged on the second lifting arms penetrating through the two lifting groups, the two ends of the first sliding shafts are respectively arranged in the corresponding U-shaped rods in a front-rear way, the first sliding shafts are arranged at one ends of the U-shaped rods, the extending directions of the first springs are consistent with the extending directions of the corresponding U-shaped rods, a second sliding shaft is connected between the upper ends of the first lifting arms of the two lifting groups, sliding blocks are sleeved on the second sliding shafts, a driving cylinder is arranged between the lifting group close to the sliding blocks, and the sliding blocks are arranged on the lower end faces of the tabletop, and meanwhile, the sliding blocks are provided with first sliding rails which can slide along the left-right directions;
the locking group comprises a locking machine fixedly arranged on the lower end face of the tabletop, a steel wire inhaul cable connected with the locking machine and a handle connected with the steel wire inhaul cable, the locking machine comprises a locking shell and a movable plate connected with the locking shell, a limiting block contacted with the movable plate is arranged in the locking shell, a bulge is integrally extended at one end of the movable plate close to the limiting block, an inclined plane contacted with the bulge is arranged at the position of the limiting block close to the bulge, a limiting column horizontally penetrates through the locking shell and the limiting block, a cam is arranged outside the limiting column, a second spring is sleeved at the position between the cam and the locking shell, the limiting block abuts against the side end face of the cam far away from the second spring, and a plurality of grooves which are uniformly arranged are formed in the sliding block along the sliding direction of the sliding block on the first sliding rail; the steel wire inhaul cable is pulled to drive the bulge of the movable plate to extrude along the inclined plane on the limiting block, the limiting block is extruded by the bulge to pull the limiting column with the cam to be separated from the groove, the steel wire inhaul cable is loosened to reset the bulge of the movable plate, and the limiting column is clamped with the corresponding groove by the elasticity of the second spring to realize limiting.
The invention further improves that: adjacent through connecting block fixed connection between two U type poles, the connecting block is including turning to the portion and arranging two block portion that turns to the portion both ends respectively in, two block portion set up perpendicularly and block respectively and set up in two adjacent U type poles, turn to the up-and-down terminal surface of portion and the up-and-down terminal surface of U type pole flush setting in proper order, and block portion and the bolt fixed connection that corresponds U type pole through vertical run-through.
The invention further improves that: and a decorative shell is sleeved at the position between the corresponding first lifting arm and the second lifting arm, and the decorative shell is sleeved outside the second coil spring.
The invention further improves that: the lower end face of the horizontal tabletop is connected with an inserting column, the lower end face of the tabletop is provided with a limiting piece which is arranged corresponding to the inserting column, the limiting piece is provided with a limiting hole for containing the inserting column to horizontally insert, and the port of the limiting hole is provided with a pouring opening.
The invention further improves that: the track assembly comprises two second sliding rails which are arranged in the second cavity in a tandem mode, the two second sliding rails are respectively arranged on the inner side end faces of the side plates at the front side and the rear side, and meanwhile sliding rods which slide in the second sliding rails are respectively arranged at positions, close to the second sliding rails, of the lower end faces of the horizontal table top.
The invention further improves that: the outer side end of the second sliding rail is provided with a limiting protrusion for preventing the sliding rod from sliding off the second sliding rail, and the limiting protrusion is arranged on the second sliding rail and integrally extends.
Compared with the prior art, the invention has the following advantages:
1. when the lifting table is lowered to the lowest position, the lifting table can be used as a common office table after being connected with a horizontal table top, the lifting table can be lifted to meet the use requirement of a user in a standing posture state, the structural design meets the alternate use requirement of the standing posture and the sitting posture of the user, the anti-pinch component is arranged in the lifting table lifting use process to ensure the anti-pinch effect on the user, the use safety and the comfort are improved, the lifting office table is high in use flexibility, different use requirements are met in an omnibearing manner, meanwhile, the lifting table is convenient to store, and the use stability of the lifting table is improved.
2. According to the invention, the base of the lifting table and the office table body are clamped by the side plates and the partition plates firstly, then the mounting and fixing modes of the side plates and the partition plates are fixed, a screw mounting and fixing mode known by a person skilled in the art can generate an upward traction force on the screw in the lifting table lifting process, the screw at the connecting position is easy to loose or fall off due to the small structure size of the screw at the connecting position, the mounting and fixing mode is changed into a notch type clamping structure, the complicated step of screwing a plurality of screws is omitted, the extending direction of the notch is consistent with the extending direction of the U-shaped rod clamped with the notch on the base, the notch disperses a traction force on the base in the lifting table lifting process, the traction force is greatly weakened by the limitation of the notch, the design structure is ingenious, the assembly is simple, and meanwhile, the connection stability can be improved.
3. When the lifting table is lifted, the lifting group is lifted up and down along with the pushing of the driving cylinder, the locking group is used for locking and limiting the lifting group at the use height required by a user, the driving cylinder is matched with the second coil spring and the first spring, no pause feeling is caused in the lifting process, and the lifting table is high in stability.
4. Compared with the traditional eccentric wheel structure, the second spring in the locking group can rebound rapidly when a user releases the steel wire inhaul cable, the limiting column is inserted into the groove of the sliding block, and therefore rapid locking is achieved, and locking is free of blocking.
Description of the drawings:
fig. 1 is a schematic structural view of an anti-pinch embedded lifting office table device according to the present invention.
Fig. 2 is a schematic diagram of a lifting table of the embedded lifting office table device for preventing a hand from being clamped to the highest position.
Fig. 3 is a schematic diagram illustrating the detachment of the anti-pinch component of the anti-pinch embedded lifting office table device according to the present invention.
Fig. 4 is a schematic structural view of a lifting table of the anti-pinch embedded lifting office table device of the invention.
Fig. 5 is a schematic diagram showing the detachment of a sliding block and a locking machine of an anti-pinch embedded lifting office table device.
Fig. 6 is a schematic diagram of a locking mechanism of an anti-pinch embedded lifting office table device according to the present invention.
Fig. 7 is a connection and disassembly diagram of a base, a partition plate and a side plate of the anti-pinch embedded lifting office table device.
Fig. 8 is a schematic structural view of a limiting member of an anti-pinch embedded lifting office table device according to the present invention.
Fig. 9 is a schematic connection diagram of a track assembly of an anti-pinch embedded lifting office table device according to the present invention.
Reference numerals in the drawings: 1-desk body, 2-lift table, 3-horizontal desktop, 4-track assembly, 5-anti-pinch assembly, 6-plug, 7-stop, 8-stop hole, 9-notch, 11-side panel, 12-spacer, 13-first cavity, 14-second cavity, 21-desktop, 22-U-shaped bar, 23-notch, 24-L-flap, 25-drive cylinder, 26-first lift arm, 27-second lift arm, 28-connecting shaft, 29-second coil spring, 210-first sliding shaft, 211-first spring, 212-second sliding shaft, 213-sliding block, 214-first slide rail, 215-locker, 216-wire cable, 217-handle, 218-lock housing, 219-movable plate, 220-stop, 221-protrusion, 222-incline, 223-stop post, 224-cam, 225-second spring, 226-recess, 227-decorative housing, 228-229-turn portion, 230-snap-in portion, 41-second slide rail, 42-second slide rail, 43-slide rail, 55-through hole, 54-through hole, 52-connection block, 52-through hole, 54-hole, and other parts.
The specific embodiment is as follows:
the present invention will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present invention, which examples are provided for the purpose of illustrating the present invention only and are not to be construed as limiting the scope of the present invention.
As shown in fig. 1, an embodiment of an embedded lifting office table device capable of preventing hands from being pinched according to the invention comprises an office table body 1, a lifting table 2 embedded above the office table body 1 and a horizontal table top 3 capable of moving horizontally, fig. 2 shows a schematic diagram of the structure of the lifting table 2 lifted to the highest position, the horizontal table top 3 is connected with the office table body 1 through a track assembly 4, a hand pinching prevention assembly 5 is arranged between the horizontal table top 3 and the office table body 1, side plates 11 are vertically arranged at the periphery of the office table body 1, a partition plate 12 is arranged between the two side plates 11 along the long axis direction, and the partition plate 12 divides the upper part of the office table body 1 into a first cavity 13 for accommodating the embedding of the lifting table 2 and a second cavity 14 for accommodating the embedding of the horizontal table top 3;
as shown in fig. 3, the anti-pinch component 5 comprises a housing 51 embedded above a side plate 11 arranged in the long axis direction and a rotating rod 52 arranged in the housing 51, one end of the rotating rod 52 is connected with the housing 51 through a shaft rod 53, a first coil spring 54 is sleeved on the shaft rod 53, a stop block 55 integrally extends upwards at the other end of the rotating rod 52, a contact 56 integrally extends upwards on the rotating rod 52, a first through hole 57 and a second through hole 58 for respectively accommodating the stop block 55 and the contact 56 are formed in the upper end face of the housing 51, the lifting table 2 descends to the contact 56 and presses down the contact 56 to drive the rotating rod 52 to rotate downwards, the upper ends of the stop block 55 and the contact 56 are respectively arranged in the first through hole 57 and the second through hole 58, the lifting table 2 ascends to separate from the contact 56 to drive the rotating rod 52 to rotate upwards, and the upper end faces of the stop block 55 and the contact 56 respectively penetrate through and protrude out of the first through hole 57 and the second through hole 58.
Working principle: when the lifting table 2 descends to the side plate 11 on the upper end surface of the office table body 1, the lifting table 2 presses down the contact 56, at the moment, the rotating rod 52 is pressed down to rotate downwards, so that the stop block 55 and the upper end of the contact 56 are respectively arranged in the first through hole 57 and the second through hole 58, at the moment, the horizontal table top 3 can move to the lifting table 2 and keep horizontal, and the use of a common office table is realized; when a user needs to lift the lifting table 2, firstly, the horizontal table top 3 is moved to enable the horizontal table top 3 to be far away from the lifting table 2, after the lifting table 2 is lifted, the rotating rod 52 is acted by the resilience force of the first coil spring 54, the rotating rod 52 rotates upwards, the stop block 55 and the contact 56 respectively penetrate through and protrude out of the first through hole 57 and the second through hole 58, at the moment, the stop block 55 protruding out of the first through hole 57 plays a limiting role on the horizontal table top 3, the stop block 55 prevents the horizontal table top 3 from sliding to the lifting table 2, the lifting table 2 is guaranteed to have the anti-pinch effect on the user in the lifting use process, the use safety and the comfort are improved, the use flexibility of the lifting table is high, different use requirements are met in an all-round manner, meanwhile, the lifting table 2 is convenient to store, and the use stability of the lifting table 2 is improved.
In the present embodiment, the elevating table 2 comprises
The table top 21 is in clamping connection with the horizontal table top 3, when the table top 21 of the lifting table 2 is lowered to be level with the horizontal table top 3, the two table tops are clamped more firmly, and the use requirement of a user is improved;
the base group comprises a base of a rectangular frame structure formed by four U-shaped rods 22, the tabletop 21 and the base are arranged up and down correspondingly, the opening directions of the U-shaped rods 22 are all arranged inwards, the base is arranged in the first cavity 13, the lower end face of the partition plate 12 close to the lifting table 2 and the lower end face of the side plate 11 corresponding to the partition plate 12 are provided with notches 23 for accommodating and clamping the base, and the upper end face of the partition plate 12 is fixedly connected with the upper end face of the side plate 11 close to the partition plate 12 through L-shaped folded plates 24;
the two lifting groups are respectively arranged at the front side and the rear side between the tabletop 21 and the base, each lifting group comprises a first lifting arm 26 and a second lifting arm 27 which are arranged in a crossing way, the first lifting arm 26 and the second lifting arm 27 are movably connected through a connecting shaft 28, a second coil spring 29 is sleeved on the connecting shaft 28, the lower end of the first lifting arm 26 is movably hinged with the base, the upper end of the second lifting arm 27 is movably hinged with the tabletop 21, meanwhile, a first sliding shaft 210 is arranged on the second lifting arm 27 penetrating through the two lifting groups, two ends of the first sliding shaft 210 are respectively arranged in a corresponding U-shaped rod 22 in a front-back way, one end of the first sliding shaft 210 is connected with a first spring 211, the extending direction of the first spring 211 is consistent with the extending direction of the corresponding U-shaped rod 22, a second sliding shaft 212 is connected between the upper ends of the first lifting arms 26 of the two lifting groups, a sliding block 213 is sleeved on the second sliding shaft 212, a sliding block 213 is arranged between the lifting group close to the sliding block 213 and the sliding block 213, and the sliding block 213 is provided with a sliding cylinder 25 along the left-right side surface of the sliding block 21, and the sliding block 213 is provided with a sliding cylinder 213 along the left-side surface of the sliding direction;
the locking group comprises a locking machine 215 fixedly arranged on the lower end face of the tabletop 21, a steel wire inhaul cable 216 connected with the locking machine 215 and a handle 217 connected with the steel wire inhaul cable 216, the locking machine 215 comprises a locking shell 218 and a movable plate 219 connected with the locking shell 218, a limiting block 220 contacted with the movable plate 219 is arranged in the locking shell 218, a protrusion 221 integrally extends at one end of the movable plate 219 close to the limiting block 220, a slope 222 contacted with the protrusion 221 is arranged at the position of the limiting block 220 close to the protrusion 221, a limiting column 223 horizontally penetrates through the locking shell 218 and is arranged at the limiting block 220, a cam 224 is arranged outside the limiting column 223, a second spring 225 is sleeved at the position of the limiting column 223, which is arranged between the cam 224 and the locking shell 218, the limiting block 220 is abutted against the side end face of the cam 224 far from the second spring 225, and a plurality of grooves 226 which are uniformly arranged are arranged on the sliding block 213 along the sliding direction of the sliding block 213 on the first sliding rail 214; the steel wire inhaul cable 216 is pulled to drive the protrusion 221 of the movable plate 219 to be extruded along the inclined plane 222 on the limiting block 220, the limiting block 220 is extruded by the protrusion 221 to pull the limiting column 223 with the cam 224 to be separated from the groove 226, the steel wire inhaul cable 216 is loosened to reset the protrusion 221 of the movable plate 219, and the limiting column 223 is clamped with the corresponding groove 226 by the elastic force of the second spring 225 to realize limiting. The locking group of the lifting table 2 adopts the structure form of the limiting column 223 and the second spring 225 to realize limiting locking, and compared with the structure form of the traditional eccentric wheel, the second spring 225 in the locking group can rebound rapidly when a user releases the steel wire inhaul cable 216, the limiting column 223 is inserted into the groove 226 of the sliding block, and quick locking is realized without blocking.
When the lifting table 2 is lifted, the lifting group is lifted up and down along with the pushing of the driving cylinder 25, the locking group is used for locking and limiting the lifting group at the use height required by a user, the driving cylinder 25 is matched with the second coil spring 29 and the first spring 211, no pause is caused in the lifting process of the lifting table 2, and the stability is high.
The working principle of the locking group is as follows: the steel wire inhaul cable 216 is pulled, the protrusion 221 of the movable plate 219 is extruded along the inclined plane 222 on the limiting block 220, the limiting block 220 is pulled away from the groove 226 direction of the sliding block 213 by the limiting block 220 after being subjected to the extrusion force, the limiting column 223 is separated from the groove 226 to realize the up-and-down lifting of the lifting table 2, the steel wire inhaul cable 216 is loosened, the protrusion 221 of the movable plate 219 falls along the inclined plane 222 on the limiting block 220 and is driven by the elastic force of the second spring 225, and the limiting column 223 extends to the corresponding groove 226, so that the height of the lifting table 2 is locked.
The step of installing the lifting table 2 into the office table body 1 is as follows: the fixing side plates 11 are respectively arranged at the outer edges of the upper ends of the office table bodies 1, the base of the lifting table 2 is placed above the office table bodies 1, one side of the base is clamped in the notch 23 of the side plates 11, one side of the partition plate 12 with the notch 23 faces one side of the base, the partition plate 12 is vertically placed on the U-shaped rod 22 on one side of the base, the U-shaped rod 22 is clamped in the notch 23 of the partition plate 12, the upper end face of the partition plate 12 is fixedly connected with the upper end face of the side plate 11 close to the partition plate 12 through the L-shaped folded plates 24, and therefore the lifting table 2 can be fixed in the office table bodies 1 without welding, screw installation and other operations, surface quality defects affecting product attractiveness caused by welding, weld joints and the like are avoided, and meanwhile, the problems of complicated installation caused by direct screw connection of the base of the lifting table 2 and the office table bodies 1 and easy loosening of installation positions caused by frequent lifting of the lifting table 2 are avoided. According to the invention, the base of the lifting table 2 and the office table body 1 are clamped by the side plate 11 and the partition plate 12, and then the side plate 11 and the partition plate 12 are fixed, so that the screw mounting and fixing mode known by a person skilled in the art can generate an upward traction force on the screw in the lifting table 2 lifting process, the screw at the connecting position is easy to loosen or fall off due to the small size of the screw structure at the connecting position, the mounting and fixing mode is changed into a notch type clamping structure, the complicated step of screwing a plurality of screws is omitted, the extending direction of the notch 23 is consistent with the extending direction of the U-shaped rod 22 clamped with the notch 23 on the base, the notch 23 disperses a traction force on the base in the lifting table 2 lifting process, the traction force is greatly weakened by the limitation of the notch 23, the design structure is ingenious, the assembly is simple, and meanwhile, the connection stability can be improved.
In this embodiment, two adjacent U-shaped rods 22 are fixedly connected through a connecting block 228, the connecting block 228 comprises a steering portion 229 and two clamping portions 230 respectively arranged at two ends of the steering portion 229, the two clamping portions 230 are vertically arranged and respectively clamped in the two adjacent U-shaped rods 22, the upper end face and the lower end face of the steering portion 229 are sequentially flush with the upper end face and the lower end face of the U-shaped rod 22, and the clamping portions 230 are fixedly connected with the corresponding U-shaped rods 22 through vertically penetrating bolts. The lifting table 2 of the invention is provided with the structure consisting of the U-shaped rods 22 with the U-shaped structure on the base due to the structural requirement, if the base is provided with the integrated structure, the phenomenon that the vertical joint is bent easily occurs to the two adjacent U-shaped rods 22, and the structure of the base is more stable, and the bending phenomenon does not occur in the use process by adopting the structure form of the connecting block 228, firstly, the two clamping parts 230 of the connecting block 228 are respectively clamped with the two adjacent U-shaped rods 22 and then fixedly installed, the connecting block 228 is arranged between the two adjacent U-shaped rods 22, and the clamping extrusion of the partition plate 12 and the side plate 11 is added.
In this embodiment, the decorative shell 227 is sleeved at the position between the corresponding first lifting arm 26 and second lifting arm 27, and the decorative shell 227 is sleeved outside the second coil spring 29, so as to prevent the second coil spring 29 from being directly exposed outside, and improve the aesthetic degree of the whole structure.
In this embodiment, the lower end surface of the horizontal table top 3 is connected with a plug post 6, the lower end surface of the table top 21 is provided with a limiting piece 7 corresponding to the plug post 6, the limiting piece 7 is provided with a limiting hole 8 for horizontally inserting the plug post 6, the port position of the limiting hole 8 is provided with a pouring opening 9, and when the horizontal table top 3 and the table top 21 of the lifting table 2 are on the same horizontal plane, the two parts realize high fit.
In this embodiment, the track assembly 4 includes two second sliding rails 41 disposed in the second cavity 14, where the two second sliding rails 41 are disposed on inner side end surfaces of the side plates 11 at front and rear side positions, and sliding rods 42 sliding in the second sliding rails 41 are disposed on a position of the lower end surface of the horizontal table top 3 near the second sliding rails 41.
In this embodiment, the outer side end of the second sliding rail 41 has a limiting protrusion 43 for preventing the sliding rod 42 from sliding away from the second sliding rail 41, the limiting protrusion 43 is integrally disposed on the second sliding rail 41 and extends, and the limiting protrusion 43 prevents the sliding rod 42 from always separating from the second sliding rail 41 during the sliding process.
It is noted that, not all the disclosure in the present invention belongs to the common general knowledge of those skilled in the art, including the connection relationship and the specific structure of the sliding block 213 and the first sliding rail 214, the connection relationship and the specific structure of the second sliding rail 41 and the sliding bar 42 belong to the common general knowledge of those skilled in the art, and therefore, the description and the accompanying drawings are not repeated; the structure of the limiting member 7, the stopper 55, the desk body 1, etc. is not specifically described in the present invention, and those skilled in the art should understand that the present invention is not specifically limited to the above structure.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. An anti-pinch embedded lifting office table device is characterized in that: the lifting table comprises a desk body, a lifting table embedded in the upper part of the desk body and a horizontal table top capable of moving in the horizontal direction, wherein the horizontal table top is connected with the desk body through a rail assembly, a hand clamping prevention assembly is arranged between the horizontal table top and the desk body, side plates are vertically arranged at the periphery of the desk body upwards, a partition plate is arranged between the two side plates along the long axis direction, the partition plate divides the upper part of the desk body into a first cavity for accommodating the lifting table to be embedded and a second cavity for accommodating the horizontal table top to be embedded, the rail assembly comprises two second sliding rails arranged in the second cavity in a front-back mode, the two second sliding rails are respectively arranged on the inner side end faces of the side plates at the front-back side positions, and sliding rods sliding in the second sliding rails are respectively arranged at the positions, close to the second sliding rails, of the lower end faces of the horizontal table top;
the anti-pinch assembly comprises a shell embedded above a side plate in the long axis direction and a rotating rod arranged in the shell, one end of the rotating rod is connected with the shell through a shaft rod, a first coil spring is sleeved on the shaft rod, the other end of the rotating rod integrally extends upwards to form a stop block, a contact is integrally extended upwards to form the rotating rod, the upper end face of the shell is provided with a first through hole and a second through hole which respectively accommodate the stop block and the contact to pass through, the lifting table descends to the contact and presses down the contact to drive the rotating rod to rotate downwards, the upper ends of the stop block and the contact are respectively arranged in the first through hole and the second through hole, and the lifting table ascends to be separated from the contact to drive the rotating rod to rotate upwards, so that the stop block and the upper end face of the contact respectively pass through and protrude out of the first through hole and the second through hole;
the lifting table comprises
The desktop is in clamping connection with the horizontal desktop;
the base set comprises a base of a rectangular frame structure formed by four U-shaped rods, the tabletop and the base are arranged up and down correspondingly, the opening directions of the U-shaped rods are all arranged inwards, the base is arranged in the first cavity, the lower end face of the partition board close to the lifting table and the lower end face of the side plate corresponding to the partition board are provided with notches for accommodating the base in a clamping and embedding mode, and the upper end face of the partition board is fixedly connected with the upper end face of the side plate close to the partition board through L-shaped folded plates;
the lifting mechanism comprises two lifting groups, wherein the two lifting groups are respectively arranged at the front side and the rear side of the tabletop and the base, each lifting group comprises a first lifting arm and a second lifting arm which are arranged in a crossing manner, the first lifting arms and the second lifting arms are movably connected through connecting shafts, second coil springs are sleeved on the connecting shafts, the lower ends of the first lifting arms are movably hinged with the base, the upper ends of the second lifting arms are movably hinged with the tabletop, meanwhile, the second lifting arms penetrating through the two lifting groups are provided with first sliding shafts, the two ends of the first sliding shafts are respectively arranged in corresponding front and rear U-shaped rods, one ends of the first sliding shafts are connected with first springs, the extending direction of the first springs is consistent with that of the corresponding U-shaped rods, a second sliding shaft is connected between the upper ends of the first lifting arms of the two lifting groups, a sliding block is sleeved on the second sliding shaft, a driving cylinder is arranged between the lifting group and the sliding block, and the sliding block is arranged near the lifting group, and the tabletop is provided with a first sliding rail which can slide along the left and right directions of the sliding blocks;
the locking assembly comprises a locking machine fixedly arranged on the lower end face of the tabletop, a steel wire inhaul cable connected with the locking machine and a handle connected with the steel wire inhaul cable, the locking machine comprises a locking shell and a movable plate connected with the locking shell, a limiting block in contact with the movable plate is arranged in the locking shell, one end of the movable plate, which is close to the limiting block, integrally extends to form a bulge, the position, which is close to the bulge, of the limiting block is provided with an inclined plane in contact with the bulge, a limiting column horizontally penetrates through the locking shell, the limiting column is provided with a cam, a second spring is sleeved outside the limiting column and is arranged between the cam and the locking shell, the limiting block is abutted against the side end face of the cam, which is far away from the second spring, and a plurality of grooves which are uniformly arranged are formed in the sliding block along the sliding direction of the sliding block on the first sliding rail; the steel wire inhaul cable is pulled to drive the bulge of the movable plate to extrude along the inclined plane on the limiting block, the limiting block is extruded by the bulge to pull the limiting column with the cam to be separated from the groove, the steel wire inhaul cable is loosened to reset the bulge of the movable plate, and the limiting column is clamped with the corresponding groove by the elasticity of the second spring to realize limiting.
2. The anti-pinch embedded lifting office desk device according to claim 1, wherein: adjacent through connecting block fixed connection between two U type poles, the connecting block is including turning to the portion and arranging two block portion that turns to the portion both ends respectively in, two block portion set up perpendicularly and block respectively and set up in two adjacent U type poles, the up-and-down terminal surface of turning to the portion flushes the setting in proper order with the up-and-down terminal surface of U type pole, and block portion and the bolt fixed connection that corresponds U type pole through vertical run-through.
3. The anti-pinch embedded lifting office desk device according to claim 2, wherein: and a decorative shell is sleeved at the position between the corresponding first lifting arm and second lifting arm, and the decorative shell is sleeved outside the second coil spring.
4. A pinch resistant embedded lifting desk device as claimed in claim 3, wherein: the lower end face of the horizontal tabletop is connected with an inserting column, the lower end face of the tabletop is provided with a limiting piece which is arranged corresponding to the inserting column, the limiting piece is provided with a limiting hole for containing the horizontal insertion of the inserting column, and the port of the limiting hole is provided with a pouring opening.
5. The anti-pinch embedded lifting office desk device according to claim 4, wherein: the outer side end of the second sliding rail is provided with a limiting protrusion for preventing the sliding rod from sliding off the second sliding rail, and the limiting protrusion is arranged on the second sliding rail and integrally extends to form the sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910515696.4A CN110123023B (en) | 2019-06-14 | 2019-06-14 | Prevent tong embedded lift desk device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910515696.4A CN110123023B (en) | 2019-06-14 | 2019-06-14 | Prevent tong embedded lift desk device |
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| Publication Number | Publication Date |
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| CN110123023A CN110123023A (en) | 2019-08-16 |
| CN110123023B true CN110123023B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910515696.4A Active CN110123023B (en) | 2019-06-14 | 2019-06-14 | Prevent tong embedded lift desk device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110584320A (en) * | 2019-09-25 | 2019-12-20 | 江阴市友邦家居用品有限公司 | Lifting table |
| CN112425909B (en) * | 2020-12-17 | 2022-06-28 | 浙江机电职业技术学院 | Rotary table with rotary disc capable of lifting |
| CN215076291U (en) * | 2021-06-22 | 2021-12-10 | 宁波沱沱河设计有限公司 | Rotating shaft assembly and lifting workbench |
| CN113768283B (en) * | 2021-08-23 | 2023-04-07 | 杭州骏跃科技有限公司 | Charging system combining lifting table with one-to-three joint |
| CN113923286A (en) * | 2021-10-18 | 2022-01-11 | 维沃移动通信有限公司 | Electronic device |
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| CN110123023A (en) | 2019-08-16 |
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