CN210539700U - Anti-pinch embedded lifting office table device - Google Patents

Abstract

The utility model relates to 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 in the horizontal direction, wherein the horizontal table top is connected with the office table body through a track component; prevent tong subassembly includes the shell and arranges the dwang in the shell in, the one end of dwang is connected through the axostylus axostyle with the shell and the cover is equipped with first coil spring on the axostylus axostyle, and the other end of dwang is integrative upwards to be extended there is the dog, and an organic whole upwards extends on the dwang has the contact. The utility model has the advantages of as follows: improve safety in utilization and travelling comfort, use the flexibility ratio height, the different user demands of all-round satisfying improves the use steadiness of lift table.

Description

Anti-pinch embedded lifting office table device

The technical field is as follows:

the utility model belongs to the technical field of office supplies, concretely relates to prevent embedded lift desk device of tong.

Background art:

the desk is the desk that is equipped for work convenience among daily life work and the social activity, wide application is in the office of office building, the style of office, the kind is although many, along with the rapid development and the popularization of computer, because the official working custom of user's seat for a long time, more and more workplace personnel have accumulated more occupational diseases when using traditional desk, for example cervical spondylopathy, chronic diseases such as lumbar vertebra disease, this kind of above-mentioned problem is not solved, thereby the user places the desk with the lift and places the office demand of standing posture and position of sitting alternation on the desk, but this kind of using-way makes the desk that has notebook computer stand up because external force easily and emptys, the displacement, influence use comfort, accomodate the nature simultaneously and hang down.

If a desk device with a lifting desk embedded in a desk could be provided, it would be necessary to respond to market demands, the technical problem to be solved urgently is how to realize the rapid installation and the connection stability of the lifting table and how to avoid the clamping of a user due to the lifting of the lifting table between the lifting table and the office table surface in the using process, if the base of the lifting table is fixedly arranged on the office table through threads or welding, an upward traction force is generated on a screw when the lifting table is lifted in a screw installation and fixing mode, because the screw structure at the connecting part has small volume, the phenomenon that the screw loosens or falls off easily occurs at the threaded connecting part, the defects of welding seams, welding beading and the like which influence the surface quality are easy to occur in welding, and meanwhile, the existing lifting table has a certain pause feeling in the up-and-down lifting process and is not smooth in lifting; the structural style of eccentric wheel is adopted to the locking group of traditional lift table, and the rotation that passes through the eccentric wheel when the user pulling steel wire cable realizes the locking, and the eccentric wheel appears blocking easily at the rotation in-process, also has the phenomenon that the blocking is stifled to the locking of lift table, through the retrieval, does not discover the similar patent of solving the embedded lift desk device of preventing tong of above-mentioned technical problem.

The utility model has the following contents:

the utility model aims at overcoming the defects, and providing an anti-pinch embedded lifting office table device.

The purpose of the utility model is realized through the following technical scheme: a hand clamping prevention embedded lifting office table device comprises an office table body, a lifting table embedded above the office table body and a horizontal table top capable of moving in the horizontal direction, wherein the horizontal table top is connected with the office table body through a rail component;

prevent tong subassembly including the embedding setting at the shell of major axis direction's curb plate top and arrange the dwang in the shell in, the one end of dwang is connected and the cover is equipped with first wind spring on the axostylus axostyle through the axostylus axostyle with the shell, the integrative upwards extension of the other end of dwang has the dog, the integrative upwards extension has the contact on the dwang, the up end of shell has the dog respectively, the first through-hole that the contact passed, the second through-hole, the lift table descends to the contact and pushes down the contact and drives the dwang and rotate downwards, make the upper end of dog and contact arrange first through-hole in respectively, in the second through-hole, the lift table rises and breaks away from the contact and drives the dwang upwards rotation, make the up end.

The utility model discloses a further improvement lies in: the lifting table comprises

The desktop is connected with the horizontal desktop in a clamping way;

the base set comprises a base with a rectangular frame structure consisting of four U-shaped rods, the desktop and the base are arranged in a vertically corresponding manner, the opening directions of the U-shaped rods are inwards arranged, the base is arranged in the first cavity, notches for clamping and embedding the base are formed in the lower side end face of the partition board close to the lifting desk and the lower side end face of the side board corresponding to the partition board, and the upper side end face of the partition board and the upper side end face of the side board close to the partition board are fixedly connected through an L-shaped folded plate;

two lifting groups which are respectively arranged at the front side and the rear side between the desktop and the base, the lifting groups comprise a first lifting arm and a second lifting arm which are arranged in a crossed manner, the first lifting arm and the second lifting arm are movably connected through a connecting shaft, a second coil spring is sleeved on the connecting shaft, the lower end of the first lifting arm is movably hinged with the base, the upper end of the second lifting arm is movably hinged with the desktop, a first sliding shaft is arranged on the second lifting arm which penetrates through the two lifting groups, two ends of the first sliding shaft are respectively arranged in the corresponding U-shaped rods in the front and the rear direction, one end of the U-shaped rod, which is arranged at the first sliding shaft, is connected with a first spring, the extending direction of the first spring is consistent with the extending direction of the corresponding U-shaped rod, 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, and a driving cylinder is arranged between the lifting group and the sliding, meanwhile, the lower end face of the desktop is provided with a first sliding rail which can enable the sliding block to slide along the left and right directions;

the locking assembly comprises a lock machine fixedly arranged on the lower end face of the table top, a steel wire inhaul cable connected with the lock machine and a handle connected with the steel wire inhaul cable, the lock machine comprises a lock shell and a movable plate connected with the lock shell, a limiting block in contact with the movable plate is arranged in the lock shell, a protrusion extends integrally from one end, close to the limiting block, of the movable plate, an inclined plane in contact with the protrusion is arranged at the position, close to the protrusion, of the limiting block, a limiting column horizontally penetrates through the lock 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 lock shell, of the outer portion of the limiting column, the limiting block abuts against the side end face, away from the second spring, of the cam, and a plurality of grooves which are uniformly arranged are formed in; the steel wire inhaul cable is pulled to drive the protrusions of the movable plate to extrude along the inclined plane on the limiting block, the limiting block is extruded by the protrusions to pull the limiting columns with the cams to be separated from the grooves, the steel wire inhaul cable is loosened to enable the protrusions of the movable plate to reset, and the limiting columns are clamped by the elastic force of the second spring and the corresponding grooves to achieve limiting.

The utility model discloses a further improvement lies in: adjacent through connecting block fixed connection between two U type poles, the connecting block includes the portion of turning to and arranges two block portions at the portion of turning to both ends respectively in, and two block portions set up perpendicularly and block respectively in two adjacent U type poles, and the upper and lower terminal surface of the portion of turning to flushes the setting in proper order with the upper and lower terminal surface of U type pole, and the bolt fixed connection that block portion and the U type pole that corresponds pass through vertically.

The utility model discloses a further improvement lies in: and a decorative shell is sleeved at a position between the corresponding first lifting arm and the second lifting arm and is sleeved outside the second coil spring.

The utility model discloses a further improvement lies in: the lower terminal surface of horizontal desktop is connected with inserts the post, and the lower terminal surface of desktop has and inserts the locating part that the post corresponds the setting, has on the locating part to hold and inserts the spacing hole that the post level was inserted, and the port position in this spacing hole has the back cut.

The utility model discloses a further improvement lies in: the track component comprises two second slide rails which are arranged in the second cavity in tandem, the two second slide rails are respectively arranged on the inner side end faces of the side plates at the front side and the rear side, and slide bars which slide in the second slide rails are respectively arranged at the positions, close to the second slide rails, of the lower end face of the horizontal desktop.

The utility model discloses a further improvement lies in: the outside end of the second slide rail is provided with a limiting bulge for preventing the slide bar from sliding away from the second slide rail, and the limiting bulge is arranged on the second slide rail and integrally extended to form the slide rail.

Compared with the prior art, the utility model has the following advantage:

1. the utility model discloses a when lift table falls to the extreme low position, can regard as ordinary desk to use after being connected with horizontal desktop, can realize the user in the user demand under the appearance state of standing after rising with the lift table, this structural design satisfies the user and stands the alternative user demand of appearance and position of sitting, and the setting of preventing tong subassembly guarantees to have the effect of preventing the tong to the user in the use that the lift table rises, improve safety in utilization and travelling comfort, this lift desk uses the flexibility ratio height, the all-round different user demands that satisfy, also be convenient for simultaneously to accomodating of lift table, improve the use steadiness of lift table.

2. The utility model adopts the mounting and fixing mode of the side plate and the baffle plate for the base of the lifting desk and the office desk body, and then the screw mounting and fixing mode known by the technical personnel in the field is adopted in the lifting process of the lifting desk, can generate an upward traction force on the screw, and because the screw structure at the connecting part has small volume, the connection part is easy to have the phenomenon of screw loosening or screw falling off, and the installation and fixing mode of the utility model is changed into a concave-mouth-type clamping structure, thus omitting the complicated step of screwing a plurality of screws, the extending direction of the notch is consistent with the extending direction of the U-shaped rod clamped with the notch on the base, so that the notch disperses the traction force of the lifting table to the base in the 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. The utility model discloses a lift table is when going up and down, along with the promotion of driving cylinder realizes the oscilaltion of lift group to carry out the spacing use height at the user demand of locking through locking group, driving cylinder and second wind spring, first spring mutually support, and the lift table does not have the pause and pause in the lift in-process and frustrates and feel, and the stationarity is high.

4. The structural style that the locking group of lift table adopted spacing post, second spring realizes spacing locking, compares in the structural style of traditional eccentric wheel, the utility model discloses a second spring in the locking group can kick-back fast when the user relaxs the steel wire cable, inserts spacing post to the recess of sliding block in, realizes quick locking, and the locking does not have the card to pause.

Description of the drawings:

fig. 1 is a schematic structural view of the anti-pinch embedded lifting desk device of the present invention.

Fig. 2 is a schematic structural view of the lifting table of the anti-pinch embedded lifting office table device of the utility model rising to the highest position.

Fig. 3 is the utility model relates to a prevent split schematic diagram of tong subassembly of preventing of embedded lift desk device of tong.

Fig. 4 is a schematic structural view of a lifting table of the anti-pinch embedded lifting office table device of the present invention.

Fig. 5 is the utility model relates to a prevent split schematic diagram of sliding block and lock machine of embedded lift desk device of tong.

Fig. 6 is a schematic structural view of the locking device of the anti-pinch embedded lifting desk device of the present invention.

Fig. 7 is a connection and disassembly diagram of the base, the partition board and the side board of the anti-pinch embedded lifting desk device of the utility model.

Fig. 8 is a schematic structural view of a locating part of the anti-pinch embedded lifting desk device of the present invention.

Fig. 9 is a schematic connection diagram of the track assembly of the anti-pinch embedded lifting desk device of the present invention.

Reference numbers in the figures: 1-an office table body, 2-a lifting table, 3-a horizontal table top, 4-a track component, 5-a hand-clipping prevention component, 6-an inserting column, 7-a limiting component, 8-a limiting hole, 9-an inverted opening, 11-a side plate, 12-a clapboard, 13-a first cavity, 14-a second cavity, 21-a table top, 22-a U-shaped rod, 23-a notch, 24-an L-shaped folded plate, 25-a driving cylinder, 26-a first lifting arm, 27-a second lifting arm, 28-a connecting shaft, 29-a second coil spring, 210-a first sliding shaft, 211-a first spring, 212-a second sliding shaft, 213-a first sliding rail, 214-a locking machine, 216-a steel wire inhaul cable, 217-a handle, 218-a lock shell, 219-movable plate, 220-limiting block, 221-protrusion, 222-inclined surface, 223-limiting column, 224-cam, 225-second spring, 226-groove, 227-decorative shell, 228-connecting block, 229-steering part, 230-clamping part, 41-second sliding rail, 42-sliding rod, 43-limiting protrusion, 51-shell, 52-rotating rod, 53-shaft rod, 54-first coil spring, 55-stop, 56-contact, 57-first through hole and 58-second through hole.

The specific implementation mode is as follows:

in order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

Fig. 1 shows an embodiment of an anti-pinch embedded lifting office table device of the present invention, which includes 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 in a horizontal direction, fig. 2 shows a structural schematic diagram of the lifting table 2 rising to the highest position of the present invention, the horizontal table top 3 is connected with the office table body 1 through a track component 4, an anti-pinch component 5 is arranged between the horizontal table top 3 and the office table body 1, side plates 11 are vertically arranged on the peripheral positions of the office table body 1, a partition plate 12 is arranged between the two side plates 11 along the major 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 lifting table 2 and a second cavity 14 for accommodating the horizontal table top 3;

as shown in fig. 3, the anti-pinch component 5 includes a housing 51 embedded above the side plate 11 disposed in the longitudinal direction and a rotating rod 52 disposed in the housing 51, one end of the rotating rod 52 is connected to the housing 51 through a shaft 53, the shaft 53 is sleeved with a first coil spring 54, the other end of the rotating rod 52 integrally extends upward to form a stop 55, the rotating rod 52 integrally extends upward to form a contact 56, the upper end surface of the housing 51 has a first through hole 57 and a second through hole 58 for respectively receiving the stop 55 and the contact 56 to pass through, the lifting table 2 descends to the contact 56 and pushes down the contact 56 to drive the rotating rod 52 to rotate downward, so that the upper ends of the stop 55 and the contact 56 are disposed in the first through hole 57 respectively, in the second through hole 58, the lifting table 2 is lifted to separate from the contact 56 and drive the rotating rod 52 to rotate upward, so that the stop 55 and the upper end surface of the contact 56 respectively pass through and protrude from the first through hole 57 and the second through hole 58.

The working principle is as follows: 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 the contact 56 downwards, the rotating rod 52 is pressed downwards at the moment and rotates downwards, the stop block 55 and the upper ends of the contacts 56 are respectively arranged in the first through hole 57 and the second through hole 58, and the horizontal table top 3 can move to the lifting table 2 and keep horizontal at the moment, so that the common office table can be used; when the user need rise lift table 2, at first remove horizontal desktop 3 and make horizontal desktop 3 keep away from with lift table 2, the dwang 52 receives the resilience force effect of first coil spring 54 after lift table 2 rises, dwang 52 upwards rotates, make dog 55 and contact 56 pass respectively and protrusion in first through-hole 57, second through-hole 58, dog 55 that salient first through-hole 57 this moment plays spacing effect to horizontal desktop 3, dog 55 avoids horizontal desktop 3 to slide to lift table 2, lift table 2 guarantees to have the effect of preventing pressing from both sides the hand to the user in the use that rises, improve safety in utilization and travelling comfort, this lift desk uses the flexibility ratio height, the all-round user demand that satisfies difference, also be convenient for simultaneously to accomodating of lift table 2, improve lift table 2's use steadiness.

In this embodiment, the elevating table 2 comprises

The desktop 21 is connected with the horizontal desktop 3 in a clamping manner, and when the desktop 21 of the lifting desk 2 is lowered to be level with the horizontal desktop 3, the desktop and the horizontal desktop are clamped more stably, so that the use requirements of users are improved;

a base set, the base set includes the base of the rectangular frame structure that is formed by four U-shaped rods 22, the desktop 21 corresponds to the base from top to bottom, the opening direction of the U-shaped rods 22 is all set up inwards, the base is set up in the first cavity 13, the lower side end face of the partition board 12 close to the lifting table 2 and the lower side end face of the side board 11 corresponding to the partition board 12 are provided with notches 23 for clamping and embedding the base, the upper side end face of the partition board 12 and the upper side end face of the side board 11 close to the partition board 12 are fixedly connected through L-shaped folded plates 24;

two lifting groups which are respectively arranged at the front side and the rear side between the table top 21 and the base, wherein the lifting groups comprise a first lifting arm 26 and a second lifting arm 27 which are arranged in a crossed manner, 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 table top 21, a first sliding shaft 210 is arranged through the second lifting arm 27 of the two lifting groups, two ends of the first sliding shaft 210 are respectively arranged in the U-shaped rods 22 corresponding to the front and the rear sides, one end of the first sliding shaft 210 arranged in the U-shaped rod 22 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, and a sliding block 213 is sleeved on the second sliding shaft 212, a driving cylinder 25 is arranged between the lifting group and the sliding block 213 which are arranged close to the sliding block 213, and the lower end surface of the table top 21 is provided with a first slide rail 214 for allowing the sliding block 213 to slide along the left-right direction;

a locking set, the locking set comprises a lock 215 fixedly arranged on the lower end surface of the table top 21, a wire cable 216 connected with the lock 215 and a handle 217 connected with the wire cable 216, the lock 215 comprises a lock shell 218 and a movable plate 219 connected with the lock shell 218, a limit block 220 contacting with the movable plate 219 is arranged in the lock shell 218, a protrusion 221 integrally extends from one end of the movable plate 219 close to the limit block 220, the position of the limiting block 220 near the protrusion 221 is provided with an inclined surface 222 contacting with the protrusion 221, the lock case 218 is horizontally penetrated, the limiting block 220 is provided with a limiting column 223, the outer part of the limiting column 223 is provided with a cam 224, the outer part of the limiting column 223 is arranged between the cam 224 and the lock case 218 and is provided with a second spring 225 in a sleeved mode, the limiting block 220 abuts against the side end face, away from the second spring 225, of the cam 224, and a plurality of grooves 226 are formed in the sliding block 213 in a uniform arrangement mode along the sliding direction of the sliding block 213 on the first sliding rail 214; the wire cable 216 is pulled to drive the protrusion 221 of the movable plate 219 to extrude along the inclined surface 222 of the stopper 220, the stopper 220 is extruded by the protrusion 221 to pull the limiting post 223 with the cam 224 to disengage from the groove 226, the wire cable 216 is loosened to reset the protrusion 221 of the movable plate 219, and the limiting post 223 is clamped by the elastic force of the second spring 225 and the corresponding groove 226 to realize limiting. The locking group of lift table 2 adopts spacing post 223, the structural style of second spring 225 to realize spacing locking, compares in the structural style of traditional eccentric wheel, the utility model discloses a second spring 225 among the locking group can kick-back fast when the user relaxs steel wire cable 216, inserts spacing post 223 in the recess 226 to the sliding block, realizes quick locking, and the locking does not have the card to pause.

The utility model discloses a lift table 2 is when going up and down, along with the oscilaltion of group is realized in the promotion of driving cylinder 25 to carry out the locking through locking group and spacing the use height at the user demand, driving cylinder 25 mutually supports with second wind spring 29, first spring 211, and lift table 2 does not have the pause and frustrates and feels at the lift in-process, and the stationarity is high.

The working principle of the locking group is as follows: the steel wire cable 216 is pulled, the protrusion 221 of the movable plate 219 is extruded along the inclined surface 222 of the limiting block 220, the limiting block 220 is pulled in a direction that the limiting column 223 with the cam 224 is far away from the groove 226 of the sliding block 213 after receiving the extrusion force, the limiting column 223 is separated from the groove 226 to achieve the up-and-down lifting of the lifting table 2, the steel wire cable 216 is loosened, the protrusion 221 of the movable plate 219 falls along the inclined surface 222 of the limiting block 220, and is driven by the elastic force of the second spring 225, the limiting column 223 extends to the corresponding groove 226, and therefore the locking of the height of the lifting table 2 is achieved.

The lifting table 2 is installed in the office table body 1: the outer edges of the upper end of the desk body 1 are respectively provided with a fixed side plate 11, the base of the lifting desk 2 is placed above the desk body 1, one side of the base is clamped in a notch 23 of the side plate 11, then one side surface of the partition plate 12 with the notch 23 is aligned with one side of the base, the partition plate 12 is vertically placed on a 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 surface of the partition plate 12 is fixedly connected with the upper end surface of the side plate 11 close to the partition plate 12 through an L-shaped folded plate 24, thereby realizing that the lifting table 2 can be fixed in the office table body 1 without operations such as welding, screw installation and the like, avoiding the surface quality defects of welding beading, welding seams and the like which influence the aesthetic degree of products, meanwhile, the installation defect that the installation position is easy to loosen due to the fact that the base of the lifting table 2 is directly connected with the office table body 1 through screws is avoided, and the installation defect is prone to loosening along with frequent lifting of the lifting table 2. The utility model adopts the mode of clamping the side plate 11 and the baffle plate 12 firstly and then fixing the installation and fixation of the side plate 11 and the baffle plate 12 for the base of the lifting table 2 and the office table body 1, the screw installation and fixation mode known by technical personnel in the field can generate an upward traction force for the screw in the lifting table 2 in the lifting process, and the phenomenon of screw loosening or screw falling easily occurs at the joint because the screw structure of the joint is small in volume, while the installation and fixation mode is changed into the concave-opening type clamping structure in the utility model, the complex step of screwing a plurality of screws is saved, the extending direction of the concave opening 23 is consistent with the extending direction of the U-shaped rod 22 clamped with the concave opening on the base, the concave opening 23 disperses the traction force of the lifting table 2 to the base in the lifting process, the traction force is greatly weakened by the limitation of the concave opening 23, and the design structure is ingenious, the connection stability can be improved while the assembly is simple.

In this embodiment, two adjacent U-shaped rods 22 are fixedly connected through a connecting block 228, the connecting block 228 includes a turning portion 229 and two engaging portions 230 respectively disposed at two ends of the turning portion 229, the two engaging portions 230 are vertically disposed and respectively engaged with and disposed in the two adjacent U-shaped rods 22, upper and lower end surfaces of the turning portion 229 are sequentially flush with upper and lower end surfaces of the U-shaped rods 22, and the engaging portions 230 are fixedly connected with the corresponding U-shaped rods 22 through vertically penetrating bolts. The utility model discloses a lift table 2 sets the structure of constituteing by U type column structure's U type pole 22 to the base because the structure needs, if the base sets up to the integral type structure, the phenomenon of bending of perpendicular junction easily appears to two adjacent vertically U type poles 22, and adopt the structural style of connecting block 228, make two block portions 230 of connecting block 228 respectively with two adjacent vertically U type pole 22 blocks earlier, fixed mounting carries out again, connecting block 228 sets up between two adjacent vertically U type poles 22, in addition, the block extrusion of baffle 12 and curb plate 11, the structure of base is more firm, the phenomenon of bending can not appear in the use yet.

In this embodiment, a decoration shell 227 is sleeved at a position between the first lifting arm 26 and the second lifting arm 27, and the decoration shell 227 is sleeved outside the second coil spring 29, so as to prevent the second coil spring 29 from being directly exposed outside, thereby improving the aesthetic degree of the whole structure.

In this embodiment, the lower end surface of the horizontal tabletop 3 is connected with the insertion column 6, the lower end surface of the tabletop 21 is provided with a limiting member 7 corresponding to the insertion column 6, the limiting member 7 is provided with a limiting hole 8 for accommodating the insertion column 6 to be horizontally inserted, the port position of the limiting hole 8 is provided with a reversed hole 9, and when the horizontal tabletop 3 and the tabletop 21 of the lifting table 2 are on the same horizontal plane, the horizontal tabletop and the tabletop realize high cooperation.

In this embodiment, the track assembly 4 includes two second slide rails 41 disposed in tandem in the second cavity 14, the two second slide rails 41 are disposed on the inner side end surfaces of the side plates 11 at the front and rear positions, respectively, and the lower end surfaces of the horizontal table top 3 are disposed adjacent to the second slide rails 41 and are provided with slide bars 42 sliding in the second slide rails 41, respectively.

In this embodiment, the outer end of the second slide rail 41 has a limiting protrusion 43 for preventing the slide bar 42 from sliding away from the second slide rail 41, the limiting protrusion 43 is integrally extended on the second slide rail 41, and the limiting protrusion 43 is configured to prevent the slide bar 42 from always separating from the second slide rail 41 during the sliding process.

It should be noted that all the matters not disclosed in the present invention belong to the common general knowledge of those skilled in the art, including the connection relationship and specific structure between the sliding block 213 and the first sliding rail 214, and the connection relationship and specific structure between the second sliding rail 41 and the sliding rod 42, etc. all belong to the common general knowledge of those skilled in the art, and therefore, the descriptions and the drawings are omitted; the utility model discloses in to some similar locating parts 7 of structure, dog 55, desk body 1 etc. to its structure of not specifically described, the technical personnel of this trade should understand, the utility model discloses do not specifically prescribe a limit to above-mentioned structure.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides an prevent embedded lift desk device of tong which characterized in that: the lifting desk comprises a desk body, a lifting desk embedded above the desk body and a horizontal desktop capable of moving in the horizontal direction, wherein the horizontal desktop is connected with the desk body through a rail assembly, a hand clamping prevention assembly is arranged between the horizontal desktop and the desk body, side plates are vertically and upwards arranged at the peripheral positions of the desk body, a partition plate is arranged between the two side plates along the long axis direction, and the upper part of the desk body is divided into a first cavity for embedding the lifting desk and a second cavity for embedding the horizontal desktop by the partition plate;

prevent tong subassembly including embedding setting up the shell in major axis direction's curb plate top and arrange the dwang in the shell in, the one end of dwang is connected through the axostylus axostyle with the shell and the cover is equipped with first coil spring on the axostylus axostyle, the integrative upwards extension of the other end of dwang has the dog, the integrative upwards extension has the contact on the dwang, the up end of shell has first through-hole, the second through-hole that holds dog, contact respectively and pass, the lift table descends to the contact and pushes down the contact and drives the dwang and rotate downwards, makes the upper end of dog and contact arrange first through-hole, second through-hole in respectively, the lift table rises and breaks away from the contact and drives the dwang upwards rotation, makes the up end of dog and contact pass respectively and protrusion in first through.

2. The anti-pinch embedded lifting office table device of claim 1, which is characterized in that: the lifting table comprises

The desktop is connected with the horizontal desktop in a clamping way;

the base set comprises a base with a rectangular frame structure consisting of four U-shaped rods, the tabletop and the base are arranged in a vertically corresponding manner, the opening directions of the U-shaped rods are inwards arranged, the base is arranged in the first cavity, notches for clamping and embedding the base are formed in the lower side end face of the partition board close to the lifting table and the lower side end face of the side board corresponding to the partition board, and the upper side end face of the partition board is fixedly connected with the upper side end face of the side board close to the partition board through an L-shaped folded plate;

the lifting device comprises two lifting groups, the two lifting groups are respectively arranged at the front side and the rear side between a desktop and a base, the lifting groups comprise a first lifting arm and a second lifting arm which are arranged in a crossed manner, the first lifting arm and the second lifting arm are movably connected through a connecting shaft, a second coil spring is sleeved on the connecting shaft, the lower end of the first lifting arm is movably hinged with the base, the upper end of the second lifting arm is movably hinged with the desktop, a first sliding shaft is arranged through the second lifting arm of the two lifting groups, the two ends of the first sliding shaft are respectively arranged in U-shaped rods corresponding to the front and the rear, one end of the U-shaped rod, which is arranged in the first sliding shaft, is connected with a first spring, the extending direction of the first spring is consistent with the extending direction of the corresponding U-shaped rod, a second sliding shaft is connected between the upper ends of the first lifting arms of the two lifting groups, and a sliding block is sleeved on the second sliding shaft, a driving cylinder is arranged between the lifting group and the sliding block, which are arranged close to the sliding block, and the lower end surface of the table top is provided with a first sliding rail which can allow the sliding block to slide along the left-right direction;

the locking assembly comprises a lock machine fixedly arranged on the lower end face of the table top, a steel wire inhaul cable connected with the lock machine and a handle connected with the steel wire inhaul cable, the lock machine comprises a lock shell and a movable plate connected with the lock shell, a limiting block in contact with the movable plate is arranged in the lock shell, a protrusion extends integrally from one end, close to the limiting block, of the movable plate, an inclined plane in contact with the protrusion is arranged at the position, close to the protrusion, of the limiting block, a limiting column horizontally penetrates through the lock 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 lock shell, of the limiting block, the limiting block abuts against a sliding block, far away from the second spring, and a plurality of grooves which are uniformly arranged are formed in the sliding direction of the sliding block on the first sliding rail; the pulling the steel wire cable drives the protrusion of the movable plate to extrude along the inclined plane on the limiting block, the limiting block is extruded by the protrusion to pull the limiting column with the cam to separate from the groove, the steel wire cable is loosened to reset the protrusion of the movable plate, and the limiting column is clamped by the elasticity of the second spring and the corresponding groove to realize limiting.

3. The anti-pinch embedded lifting office table device of claim 2, characterized in that: adjacent through connecting block fixed connection between two U type poles, the connecting block includes the portion of turning to and arranges two block portions at the portion both ends of turning to in respectively, two block portions set up perpendicularly and block setting in two adjacent U type poles respectively, the upper and lower terminal surface of the portion of turning to flushes the setting in proper order with the upper and lower terminal surface of U type pole, and the bolt fixed connection that block portion and the U type pole that corresponds pass through vertically.

4. The anti-pinch embedded lifting office table device of claim 2, characterized in that: and a decorative shell is sleeved at a position between the corresponding first lifting arm and the corresponding second lifting arm, and the decorative shell is sleeved outside the second coil spring.

5. The anti-pinch embedded lifting office table device of claim 2, characterized in that: the lower terminal surface of horizontal desktop is connected with inserts the post, the lower terminal surface of desktop has and inserts the post and correspond the locating part that sets up, have on the locating part and hold the spacing hole of inserting post horizontal insertion, the port position in this spacing hole has the back cut.

6. The anti-pinch embedded lifting office table device of claim 1, which is characterized in that: the track component comprises two second slide rails which are arranged in the second cavity in tandem, the two second slide rails are respectively arranged on the inner side end faces of the side plates at the front side and the rear side, and slide bars which slide in the second slide rails are respectively arranged at the positions, close to the second slide rails, of the lower end face of the horizontal desktop.

7. The anti-pinch embedded lifting office table device of claim 6, wherein: the outside end of second slide rail has the spacing arch that prevents the slide bar and slide away from the second slide rail, spacing arch is arranged in on the second slide rail integral type and is extended and form.

Images