CN207285606U

CN207285606U - The firm Pneumatic lifting desktop assembly of one kind locking

Info

Publication number: CN207285606U
Application number: CN201720357860.XU
Authority: CN
Inventors: 陆海荣
Original assignee: Nantong Jiuzheng Ergonomics Co Ltd
Current assignee: Nantong Jiuzheng Ergonomics Co Ltd
Priority date: 2017-04-07
Filing date: 2017-04-07
Publication date: 2018-05-01
Anticipated expiration: 2027-04-07

Abstract

A kind of firm Pneumatic lifting desktop assembly of locking is the utility model is related to, including a supporting mechanism, supporting mechanism include the supporting rod at left and right sides of desktop and desktop lower face；One load carrier, load carrier include the base being correspondingly arranged with supporting rod；One movable device, movable device includes the activity group of the right setting of a first from left, elastic component is equipped between activity group and supporting rod, activity group includes rear support arm, master arm, front support arm, wherein master arm is arranged in parallel with rear support arm and forms a parallelogram sturcutre with supporting rod, base, and the extending direction of the extending direction and master arm, rear support arm of front support arm is arranged in a crossed manner；One adjusts lockable mechanism, and adjusting lockable mechanism includes two adjusting locking groups, and adjusting locking group includes the regulating device being placed on supporting rod and the locking system being placed on base, regulating device are connected with locking system by steel wire rope.The utility model has locking firm, the advantages of lifting steadily, improve comfort.

Description

The firm Pneumatic lifting desktop assembly of one kind locking

Technical field：

Pneumatic type field of office furniture is the utility model is related to, specifically a kind of firm Pneumatic lifting desktop of locking Device.

Background technology：

In recent years, with the fast development and popularization of computer technology, more and more people are frequently using computer Many slight illness are also accumulated from the same time, not only visual impairment, and bring cervical spondylosis, lumbar vertebra disease etc. under accumulating over a long period；In order to subtract These few ailing generations, it is noted that striking a proper balance between work and rest, still further aspect pays attention to keeping posture of correctly handling official business one side people.Electricity The sub- equipment such as main auxiliary facility of computer, notebook, IPAD this kind of product is exactly desk and chair, the daily long-time of user The office that is seated result in the invasion and attack of occupational disease；

For this reason, occurring the desk that can be lifted on the market recently, the alternately office joy of people's stance and sitting posture is met Happy demand；But existing liftable desktop mainly has two classes, one kind is the liftable desk by manual folding table leg, usually this The crowd that class same table only has a kind of height to be directed to has significant limitations, in addition first manually must fold out table angle when in use It is very inconvenient electronic equipment is put up use again；The kind of drive of another kind of same table is that one side passes through lifting screw Support component is driven to strut or collapse, lifting desk surface both sides synchronize them steady lifting by umbrella tooth and interlocking bar synchronous drive, Shortcoming is the complicated mechanism of mechanical elevating desktop, heaviness, and difficult to install and transmission accuracy requires height, not only increases production Cost, also add the dead weight of lifting, is not easy to carry and transports, and such transmission can produce larger mechanicalness noise.

The patent No. 201620459945.4 proposes a kind of lifting desk surface, efficiently solves the above problem, but exist as follows Shortcoming：Movable device is designed using X-type, and aesthetics is poor, and regulating device and locking system are arranged on desktop lower position at the same time, There are the shortcomings that limited space, the gear and locating rod of locking system are arranged on the support arm of the movable device of X-type structure, Due to the design of X-type structure, the gear of support arm upper end when being slided on rack-plate can the angle of wheel and rack plate exist always State in change, the latch functions of locking system are as the angle of locating rod and rack-plate diminishes and weakens.Therefore it provides One kind locking is firm, and lifting is steady, and the lifting desk surface device for improving comfort is definitely imperative.

The content of the invention：

Deficiency the purpose of this utility model is to overcome more than, there is provided one kind locking is firm, and lifting is steady, and raising makes Pneumatic lifting desktop assembly is consolidated with the locking of comfort.

The purpose of this utility model is achieved through the following technical solutions：The firm Pneumatic lifting desktop dress of one kind locking Put, including

One supporting mechanism, supporting mechanism include supporting rod longitudinally disposed at left and right sides of desktop and desktop lower face；

One load carrier, load carrier includes being correspondingly arranged with supporting rod and the right longitudinally disposed base of a first from left；

One movable device, movable device include the activity group of the right setting of a first from left, and activity group is placed in supporting rod and base Between and activity group and supporting rod and the movable connection of base, while be equipped with elastic component between activity group and supporting rod, it is movable Group includes rear support arm, master arm, front support arm, wherein master arm and rear support arm be arranged in parallel and with supporting rod, bottom The lower end of seat one parallelogram sturcutre of formation, master arm and rear support arm is movably connected with the base by a sliding rack, together When front support arm upper end be flexibly connected with master arm and between the upper end of front support arm is placed in the both ends of master arm, preceding branch The lower end of brace is flexibly connected with the front portion of base, extending direction and master arm, the extension side of rear support arm of front support arm To arranged in a crossed manner；

One adjusts lockable mechanism, and adjusting lockable mechanism includes the adjusting locking group that the first from left right side is correspondingly arranged, and adjusts locking Group includes regulating device and locking system, and regulating device is placed on supporting rod, and locking system is placed on base, while adjusts dress Put and be connected with locking system by steel wire rope.

Further improvement of the utility model is：Laterally disposed the is equipped between the master arm of the right setting of one the first from left One fixed link, the second laterally disposed fixed link is equipped between the base of the right setting of a first from left and positioned at rear positions.

Further improvement of the utility model is：The upper surface of desktop is equipped with a rectangular recess, which embeds There is an accommodating case, accommodating case is set close to the front end face of desktop, while the front end face of desktop is the convex structure being recessed inwardly Or frame like structure.

Further improvement of the utility model is：The lower front position of desktop is laterally disposed equipped with one by connector Keyboard drawer, connector is placed in two side positions of keyboard drawer, while connector is placed in the inner side of supporting rod.

Further improvement of the utility model is：Elastic component includes compression gas spring or mechanical compression springs.

Further improvement of the utility model is：Elastic component is placed between supporting rod and master arm.

Further improvement of the utility model is：Elastic component is placed between supporting rod and rear support arm.

Further improvement of the utility model is：Supporting rod is L-type structure, including the cross bar being connected with desktop lower face And the montant of side below cross bar is placed in, the base of the right setting of a first from left is backwards to the L-type structure set or to be symmetrical arranged And the U-shaped structure of opening upwards.

Further improvement of the utility model is：Regulating device include steel shaft, axle sleeve, wind spring, handle, screens screw, The lower face of the cross bar of bracing wire locator, handle locating piece, handle locating piece and supporting rod is bolted, and steel shaft is passed through successively The montant for wearing handle locating piece and supporting rod is set, one end outer ring that steel shaft is placed on the outside of supporting rod be set with successively axle sleeve, Wind spring and handle, one end that steel shaft is placed on the inside of supporting rod are set with bracing wire locator and screens screw, screens spiral shell successively Bracing wire locator is fixed in steel shaft by silk；

Locking system includes guide rail, lockset gear, compression spring, rack-plate, positioning pin, zipper locating piece, and guide rail is placed in bottom The position of seat inner side edge and rack-plate is slidably connected in the guide rail, while the sliding rack of movable device is fixed on rack-plate, Lockset gear, the extending direction of zipper locating piece along base, which are set up in parallel, is placed in base inside lower end face position, rack-plate The rack of end face is engaged with lockset gear level；Zipper locating piece is the U-shaped structure that opening upwards are set, and zipper locating piece includes Horizontal part and the vertical portion for being placed in horizontal part both sides, vertical portion are placed in same axis with lockset gear and set, and position pin water The flat vertical portion for extending transversely through zipper locating piece is set, at the same position pin be placed in it is outer between the vertical portion of zipper locating piece both sides Circle position is set with compression spring；One end of steel wire rope is connected with the one end of positioning pin away from lockset gear, and the other end passes through bracing wire Locator is connected with steel shaft.

The utility model has the following advantages compared with prior art：

1st, the movable device of the utility model changes traditional X-type structure, is designed to that parallelogram adds the knot of a support arm Structure, center of gravity consolidate, and aesthetics is good；The regulating device for adjusting lockable mechanism is placed on supporting rod, and locking system is placed on base, together When regulating device be connected with locking system by steel wire rope, regulating device and locking system are separately designed, there is larger sky Between, tooth plate bar and gear remain horizontal state engage, and no angle cuts down the effect of locking, and locking is firm, realization Oscilaltion, it is easy to operate, improve comfort.

2nd, the first fixed link ensures that the activity group of the right setting of a first from left keeps absolute uniformity in lifting process, ensures The steady and precision of lifting；Second fixed link ensure that the base of the right setting of a first from left keeps absolute consistent in use Property, and improve the support effect of base.

3rd, the upper surface of desktop is equipped with a rectangular recess, which is embedded with an accommodating case, can be inside accommodating case Office pen, mobile phone and other small articles of office are placed, facilitates user to check and accept data and amusement；The front end face of desktop is to concave Sunken convex structure or frame like structure, the arc-shaped desktop close to human body have more comfort than linear desktop, meet people Body engineering science.

4th, the lower front position of desktop is equipped with a laterally disposed keyboard drawer by connector, realizes host and keyboard Separation, no matter user use lifting desk surface device in the state of standing or being seated, the comfort for having higher degree.

5th, elastic component includes compression gas spring or mechanical compression springs, elastic component are placed in supporting rod and master arm or branch , can be according to cost or the classification of customer requirement selection elastic component between strut and rear support arm.

6th, supporting rod is L-type structure, the base of the right setting of a first from left be backwards to the L-type structure set or to be symmetrical arranged and The U-shaped structure of opening upwards, easy to the installation of regulating device and locking system.

7th, locking system include guide rail, lockset gear, compression spring, rack-plate, positioning pin, zipper locating piece, lockset gear, The extending direction of zipper locating piece along base, which is set up in parallel, is placed in base inside lower end face position, the rack of rack-plate end face Engaged with lockset gear level, locking is firm, pull handle, and steel wire rope tenses, the rack on rack-plate and the generation of lockset gear It is engaged in guide rail and slides, so as to arbitrarily adjust the upper-lower height of lifting desk surface device, solves opened handle, steel wire rope loosens, Due to the effect of compression spring, positioning pin is withstood on forward between the gear of lockset gear, and lockset gear stops sliding in guide rail, So as to fulfill latch functions, since rack-plate and lockset gear remain the engagement of a horizontal direction, locking Firmly.

Brief description of the drawings：

Fig. 1 is the structure diagram of the firm Pneumatic lifting desktop assembly of the utility model locking.

Fig. 2 is the structure decomposition figure of the regulating device of the firm Pneumatic lifting desktop assembly of the utility model locking.

Fig. 3 is the structure diagram of the locking system of the firm Pneumatic lifting desktop assembly of the utility model locking.

Fig. 4 is the structure of the locking system of the firm Pneumatic lifting desktop assembly of the utility model locking in the locked condition Schematic diagram.

Fig. 5 is the knot under the non-locking state of the locking system of the firm Pneumatic lifting desktop assembly of the utility model locking Structure schematic diagram.

Figure label：Propped up before 1- desktops, 2- supporting rods, 3- bases, 4- elastic components, 5- rear support arms, 6- master arms, 7- Brace, 8- sliding racks, 9- accommodating cases, 10- connectors, 11- keyboard drawers, 12- steel shafts, 13- axle sleeves, 14- wind springs, 15- handles, 16- screens screw, 17- bracing wires locator, 18- handles locating piece, 19- guide rails, 20- locksets gear, 21- compression springs, 22- racks Plate, 23- positioning pin, 24- zippers locating piece, the first fixed links of 25-, the second fixed links of 26-.

Embodiment：

In order to deepen the understanding to the utility model, the utility model is made below in conjunction with embodiment and attached drawing further It is described in detail, which is only used for explaining the utility model, does not form the restriction to scope of protection of the utility model.

As Fig. 1 shows a kind of embodiment for locking firm Pneumatic lifting desktop assembly of the utility model, including

One supporting mechanism, supporting mechanism include supporting rod 2 longitudinally disposed at left and right sides of desktop 1 and 1 lower face of desktop； A rectangular recess can be equipped with the upper surface of desktop 1, which is embedded with an accommodating case 9, and accommodating case 9 is close to desktop 1 Front end face is set, and office pen, mobile phone and the small article of other offices can be placed inside accommodating case, facilitate user check and accept data with Amusement；The front end face of desktop 1 is the convex structure or frame like structure being recessed inwardly at the same time, close to the arc-shaped desktop ratio of human body Linear desktop has more comfort, meets ergonomics；The lower front position of desktop 1 is equipped with one laterally by connector The keyboard drawer 11 of placement, connector 10 is placed in two side positions of keyboard drawer 11, while connector 10 is placed in the interior of supporting rod 2 Side, realizes the separation of host and keyboard, and no matter user uses lifting desk surface device in the state of standing or being seated, have The comfort of higher degree.

One load carrier, load carrier includes being correspondingly arranged with supporting rod 2 and the right longitudinally disposed base 3 of a first from left；Can Supporting rod 2 is designed as L-type structure, including the cross bar that is connected with 1 lower face of desktop and the montant for being placed in side below cross bar, The base 3 of the right setting of one the first from left is backwards to the L-type structure set or to be symmetrical arranged and the U-shaped structure of opening upwards, easy to adjust The installation of regulating device and locking system；The first laterally disposed fixed link is equipped between the master arm of the right setting of one the first from left 25, the second laterally disposed fixed link 26 is equipped between the base 3 of the right setting of a first from left and positioned at rear positions, first fixes Bar 25 ensures that the activity group of the right setting of a first from left keeps absolute uniformity in lifting process, ensures the steady and smart of lifting Degree, the second fixed link 26 ensure that the base 3 of the right setting of a first from left keeps absolute uniformity during, and improve base 3 Support effect.

One movable device, movable device include the activity group of the right setting of a first from left, and activity group is placed in supporting rod 2 and base Between 3 and activity is organized and the 3 movable connection of supporting rod 2 and base, while elastic component is equipped between activity group and supporting rod 2, Activity group includes rear support arm 5, master arm 6, front support arm 7, wherein master arm 6 and rear support arm 5 be arranged in parallel and with Supporting rod 2, base 3 form a parallelogram sturcutre, and master arm 6 and the lower end of rear support arm 5 pass through a sliding rack 8 and bottom Seat 3 is flexibly connected, while the upper end of front support arm 7 is flexibly connected with master arm 6 and the upper end of front support arm 7 is placed in main support Between the both ends of arm 6, the lower end of front support arm 7 is flexibly connected with the front portion of base 3, the extending direction of front support arm 7 and main branch Brace 6, the extending direction of rear support arm 5 are arranged in a crossed manner；Wherein, elastic component 4 includes compression gas spring or mechanical compression springs, bullet Property part 4 is placed between supporting rod 2 and master arm 6 or between supporting rod 2 and rear support arm 5, can be according to cost or visitor Family requires the classification of selection elastic component 4.

One adjusts lockable mechanism, and adjusting lockable mechanism includes the adjusting locking group that the first from left right side is correspondingly arranged, and adjusts locking Group includes regulating device and locking system, and regulating device is placed on supporting rod 2, and locking system is placed on base 3, is adjusted at the same time Device is connected with locking system by steel wire rope.

As shown in Fig. 2, regulating device includes steel shaft 12, axle sleeve 13, wind spring 14, handle 15, screens screw 16, bracing wire positioning Device 17, handle locating piece 18, handle locating piece 18 and the lower face of the cross bar of supporting rod 2 are bolted, and steel shaft 12 is successively Set through the montant of handle locating piece 18 and supporting rod 2, one end outer ring that steel shaft 13 is placed in the outside of supporting rod 2 is set with successively Have axle sleeve 13, wind spring 14 and a handle 15, steel shaft 12 be placed in the inner side of supporting rod 2 one end be set with successively bracing wire locator 17 with And bracing wire locator 17 is fixed in steel shaft 12 by screens screw 16, screens screw 16；

As shown in figure 3, locking system includes guide rail 19, lockset gear 20, compression spring 21, rack-plate 22, positioning pin 23, drawing Locking bit part 24, guide rail 19 is placed in the position of 3 inner side edge of base and rack-plate 22 is slidably connected in the guide rail 19, while activity The sliding rack 8 of mechanism is fixed on rack-plate 22, and lockset gear 20, zipper locating piece 24 are arranged side by side along the extending direction of base 3 Setting is placed in 3 inside lower end face position of base, and the rack of 22 end face of rack-plate is engaged with lockset gear 20；Zipper locating piece 24 The U-shaped structure set for opening upwards, zipper locating piece 24 include horizontal part and the vertical portion for being placed in horizontal part both sides, vertically Portion is placed in same axis with lockset gear and sets, and positioning pin horizontal cross is set through the vertical portion of zipper locating piece, at the same time The outer ring position that positioning pin is placed between the vertical portion of zipper locating piece both sides is set with compression spring；One end of steel wire rope and positioning pin One end connection of the pin away from lockset gear, the other end are connected by bracing wire locator with steel shaft.

Operation principle：Pull handle 15 during use, as shown in figure 5, steel wire rope tenses, rack and lockset on rack-plate 22 Gear 20 is produced to be engaged in guide rail and slided, so that the upper-lower height of lifting desk surface device is arbitrarily adjusted, at lockable mechanism In non-locking state, as shown in figure 4, solution opened handle 15, steel wire rope loosens, and due to the effect of compression spring 21, positioning pin 23 is forward Withstand between the gear of lockset gear 20, lockset gear 20 stops sliding in guide rail 19, so as to fulfill latch functions, locks at this time Locking mechanism is in locking state, since rack-plate 22 and lockset gear 20 remain the engagement of a horizontal direction, because This locking is firm.

It should be understood by those skilled in the art that the present utility model is not limited to the above embodiments, above-described embodiment and The principle for simply illustrating the utility model described in specification, on the premise of not departing from the spirit and scope of the utility model, The utility model also has various changes and modifications, these changes and improvements both fall within claimed the scope of the utility model It is interior.The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. the firm Pneumatic lifting desktop assembly of one kind locking, it is characterised in that：Including

One supporting mechanism, the supporting mechanism include supporting rod longitudinally disposed at left and right sides of desktop and desktop lower face；

One load carrier, the load carrier includes being correspondingly arranged with supporting rod and the right longitudinally disposed base of a first from left；

One movable device, the movable device include the activity group of the right setting of a first from left, the activity group be placed in supporting rod and Between base and activity is organized and supporting rod and the movable connection of base, while elastic component is equipped between activity group and supporting rod, The activity group includes rear support arm, master arm, front support arm, wherein master arm and rear support arm be arranged in parallel and with branch Strut, base form a parallelogram sturcutre, and the lower end of the master arm and rear support arm passes through a sliding rack and base It is flexibly connected, while the upper end of front support arm is flexibly connected with master arm and the upper end of front support arm is placed in the two of master arm Between end, the lower end of front support arm is flexibly connected with the front portion of base, the extending direction and master arm of the front support arm, after The extending direction of support arm is arranged in a crossed manner；

One adjusts lockable mechanism, and the lockable mechanism that adjusts includes the adjusting locking group that the first from left right side is correspondingly arranged, the adjusting Locking group includes regulating device and locking system, and the regulating device is placed on supporting rod, and locking system is placed on base, together When regulating device be connected with locking system by steel wire rope.

A kind of 2. firm Pneumatic lifting desktop assembly of locking according to claim 1, it is characterised in that：Described the first from left is right It is equipped with the first laterally disposed fixed link between the master arm of setting, between the base of the right setting of a first from left and is located at rear portion Position is equipped with the second laterally disposed fixed link.

A kind of 3. firm Pneumatic lifting desktop assembly of locking according to claim 1, it is characterised in that：The desktop it is upper End face is equipped with a rectangular recess, which is embedded with an accommodating case, and the accommodating case is set close to the front end face of desktop, together When desktop front end face be the convex structure or frame like structure being recessed inwardly.

4. according to a kind of firm Pneumatic lifting desktop assembly of locking of claim 1 or 3, it is characterised in that：The desktop Lower front position one laterally disposed keyboard drawer is equipped with by connector, the connector is placed in the both sides of keyboard drawer Position, while connector is placed in the inner side of supporting rod.

A kind of 5. firm Pneumatic lifting desktop assembly of locking according to claim 1, it is characterised in that：The elastic component bag Include compression gas spring or mechanical compression springs.

6. according to a kind of firm Pneumatic lifting desktop assembly of locking of claim 1 or 5, it is characterised in that：The elasticity Part is placed between supporting rod and master arm.

7. according to a kind of firm Pneumatic lifting desktop assembly of locking of claim 1 or 5, it is characterised in that：The elasticity Part is placed between supporting rod and rear support arm.

A kind of 8. firm Pneumatic lifting desktop assembly of locking according to claim 1, it is characterised in that：The supporting rod is L-type structure, including the cross bar that is connected with desktop lower face and the montant for being placed in side below cross bar, the right setting of a first from left Base be backwards to the L-type structure set or to be symmetrical arranged and the U-shaped structure of opening upwards.

9. according to a kind of firm Pneumatic lifting desktop assembly of locking of claim 1 or 8, it is characterised in that：The adjusting Device includes steel shaft, axle sleeve, wind spring, handle, screens screw, bracing wire locator, handle locating piece, the handle locating piece and branch The lower face of the cross bar of strut is bolted, and the steel shaft sequentially passes through handle locating piece and the montant of supporting rod is set Put, one end outer ring that the steel shaft is placed on the outside of supporting rod is set with axle sleeve, wind spring and handle successively, and the steel shaft is placed in branch One end on the inside of strut is set with bracing wire locator and screens screw successively, and bracing wire locator is fixed on by the screens screw In steel shaft；

The locking system includes guide rail, lockset gear, compression spring, rack-plate, positioning pin, zipper locating piece, and the guide rail is put It is slidably connected in the position of base inner side edge and rack-plate in the guide rail, while the sliding rack of movable device is fixed on rack-plate On, the lockset gear, the extending direction of zipper locating piece along base, which are set up in parallel, is placed in base inside lower end face position, The rack of rack-plate end face is engaged with lockset gear level；The U-shaped structure that the zipper locating piece is set for opening upwards, zipper Locating piece includes horizontal part and the vertical portion for being placed in horizontal part both sides, and vertical portion is placed in same axis with lockset gear and sets, The positioning pin horizontal cross is set through the vertical portion of zipper locating piece, while is positioned pin and be placed in zipper locating piece both sides Outer ring position between vertical portion is set with compression spring；One end of the steel wire rope connects with the one end of positioning pin away from lockset gear Connect, the other end is connected by bracing wire locator with steel shaft.