CN107183969A - A kind of desk of adjustable stability - Google Patents
A kind of desk of adjustable stability Download PDFInfo
- Publication number
- CN107183969A CN107183969A CN201710539638.6A CN201710539638A CN107183969A CN 107183969 A CN107183969 A CN 107183969A CN 201710539638 A CN201710539638 A CN 201710539638A CN 107183969 A CN107183969 A CN 107183969A
- Authority
- CN
- China
- Prior art keywords
- block
- intervalve
- hydraulic pressure
- shell
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- A47B91/00—Feet for furniture in general
- A47B91/16—Self-levelling 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
- A47B7/00—Tables of rigid construction
-
- 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
- A47B91/00—Feet for furniture in general
- A47B91/02—Adjustable feet
Abstract
The invention belongs to desk technical field, more particularly to a kind of desk of adjustable stability, it includes table leg, drive device, circular port, table, hydraulic case, connecting rod, gag lever post, hydraulic plate, the first spring, the first square opening, the second square opening, limited block, second spring, post, hydraulic cavities is pushed away, when the desk that people are designed using the present invention；When the ground residing for table leg is stayed in use；Corresponding intervalve will be moved down in the presence of the 3rd spring in table leg；Three corresponding fixture blocks are driven to move down while movement；After intervalve moves one end distance；The upper surface of three fixture blocks will be moved on the downside of three limited blocks；And intervalve can upward intervalve after contact for the intervalve in ground and table leg；So that intervalve is moved up；Intervalve moves up drive fixture block and moved up；The upper surface of fixture block can be contacted with close limited block in moving process；So that desk is in poised state.
Description
Technical field
The invention belongs to desk technical field, more particularly to a kind of desk of adjustable stability.
Background technology
Often it is fixed installation between the desk desktop and table leg that use at present；When long-time using after table leg be worn and make
Obtain and gap just occurs between table leg and ground；Cause desk unstable；And when the ground residing for desk is collapsed；Table leg
Also it can stay；So that desk disequilibrium；The normal of influence people is used；So design one kind can pass through oneself adjustment
Desk be necessary.
A kind of desk of adjustable stability of present invention design solves as above problem.
The content of the invention
To solve drawbacks described above of the prior art, the present invention discloses a kind of desk of adjustable stability, and it is to use
Following technical scheme is realized.
A kind of desk for automatically adjusting stability, it is characterised in that：It include table leg, drive device, circular port, table,
First square breach, the second square opening, limited block, second spring, movable plate, connection shell, rotary shaft, rotating shaft support, the first tooth
Wheel, rack, are wherein provided with four table legs in four on the downside of table corner；A circle is provided with the lower surface of four table legs
Shape hole；The inwall of four circular ports is circumferentially equably provided with three group of second square opening；Each second party in three group of second square opening
A limited block is mounted in shape hole；Second bullet is each mounted between limited block and the second corresponding square opening
Spring；First square breach are provided with inwall on the downside of four circular ports；In circular port on the lower surface of four table legs
It is mounted on a drive device；A connection shell is separately installed between two adjacent table legs；Pacified in four connection shells
Assembling structure is identical, for one of them；A movable plate is separately installed between two adjacent drive devices；Two teeth
Bar is separately mounted to the upper end of movable plate both sides；Rotary shaft is arranged in connection shell by rotating shaft support；Two first gears point
Not An Zhuan rotary shaft both sides；Two first gears are engaged with two racks respectively.
Above-mentioned drive device include intervalve, cylinder weight shell, hydraulic damping shell, spacing breach, sliding groove, the 3rd spring,
Avoid breach, fixture block, fixture block groove, frizzen, the 4th spring, sliding shoe, gib block, pushing block, guide block, guide groove, hydraulic pressure ring flat-plate,
Hydraulic pressure draw ring, the first hydraulic pressure hole, guide groove, the second hydraulic pressure hole, lead to wherein between the upper end of intervalve and the upper surface of circular port
Cross the connection of the 3rd spring；It is circumferential on the periphery of intervalve to be equably provided with three fixture block grooves；It is provided with the periphery of intervalve
Two avoidance breach, and two avoidance breach are on the downside of three fixture block grooves, into 90 degree of angles between two avoidance breach；Two
The individual breach that avoids coordinates with two corresponding movable plates respectively；Three fixture blocks on corresponding pin and fixture block respectively by selling
The cooperation in hole is arranged in three fixture block grooves；A leaf spring is mounted between the side of three fixture blocks and intervalve inner headed face；
Three fixture blocks coordinate with three groups of limited blocks respectively；Cylinder weight shell is divided into two parts that diameter differs, and diameter portion with it is small straight
Even transition between path portion；On cylinder weight shell sliding groove is provided with the periphery of diameter portion one end；Sliding groove both sides pair
It is provided with two guide grooves with claiming；Cylinder weight shell on diameter portion be provided with the periphery of sliding groove one end be provided with triangle it is spacing lack
Mouthful；Connected between the upper surface of cylinder weight shell and the upper surface of circular port by the 4th spring；The diameter portion of cylinder weight shell
Coordinate with three fixture blocks；There is arc surface on sliding shoe；Sliding shoe has guide groove；The both sides of sliding shoe are symmetrically provided with two
Individual guide block；Sliding shoe is arranged in sliding groove by the cooperation of two guide blocks and two guide grooves；The upper end of frizzen is arranged on circle
On the upper surface in shape hole；Gib block is arranged on frizzen；Gib block coordinates with guide groove；Pushing block is arranged under frizzen
End；Pushing block coordinates with the arc surface on sliding shoe.
The two ends of above-mentioned movable plate are each passed through corresponding avoidance breach, the first square breach and corresponding cylinder weight
Shell is connected.
As the further improvement of this technology, above-mentioned hydraulic damping shell is arranged on the inwall of circular port upper end；Hydraulic pressure hinders
A first hydraulic pressure hole and a second hydraulic pressure hole are had on the upper and lower ends face of Buddhist nun's shell；Hydraulic pressure ring flat-plate hinders installed in hydraulic pressure
On the inside of Buddhist nun's shell；One end of hydraulic pressure draw ring is arranged on hydraulic pressure ring flat-plate；The other end of hydraulic pressure draw ring is connected with intervalve；First hydraulic pressure
Three times of a diameter of second hydraulic pressure bore dia in hole；Two the first hydraulic pressure holes are connected by hydraulic tube；Two the second hydraulic pressure holes lead to
Cross hydraulic tube connection.
As the further improvement of this technology, the above-mentioned alternative as three group of second square opening, three groups of limited blocks is
Four groups or five groups；Three fixture block grooves and the alternative of three fixture blocks are four or five；Three group of second square opening and three groups of limits
The number of every group of second square opening and limited block is five in the block of position.
As the further improvement of this technology, spacing phase of the width of above-mentioned swinging block with two between adjacent limited block
Together.
As the further improvement of this technology, above-mentioned 3rd spring is compression spring；4th spring is extension spring.
As the further improvement of this technology, the downside of above-mentioned swinging block on the upside of limited block with flushing；It ensure that desk
The stabilization of distance under initial state and locking state；Improve precision.
Relative to traditional desk technology, the desk that the present invention is designed can be by the height and the abrasion feelings of table leg on ground
Condition carrys out the degree of balance of automatic desk with adjustable.
A connection shell is separately installed with the present invention between two adjacent table legs；Institute's mounting structure in four connection shells
It is identical, for one of them；A movable plate is separately installed between two adjacent drive devices；Two rack difference
Upper end installed in movable plate both sides；Rotary shaft is arranged in connection shell by rotating shaft support；Two first gears are respectively mounted
In the both sides of rotary shaft；Two first gears are engaged with two racks respectively；The two ends of movable plate are each passed through corresponding keep away
Breach, the first square breach are allowed to be connected with corresponding cylinder weight shell.Corresponding shifting can be driven when cylinder weight shell is moved down
Dynamic plate is moved down；Movable plate moves down the corresponding rack of drive and moved down；Rack moves down drive corresponding first
Pinion rotation；First gear, which is rotated, drives corresponding rotary shaft to rotate；Rotary shaft, which is rotated, drives mounted thereto another the
One pinion rotation；Another first gear rotates the rack movement driven corresponding thereto；Rack movement drives movable plate movement；
Movable plate movement drives connected cylinder weight shell to move down；Pass through matching somebody with somebody for rack, movable plate, first gear and rotary shaft
Conjunction can prevent from bringing interference to other cylinders weight shell when one of cylinder weight shell from moving down；Other circles can be passed through simultaneously
Post weight shell come prevent from playing the role of in four table legs when one, two or three table leg is lifted influence drive device.
Connected in the present invention between the upper end of intervalve and the upper surface of circular port by the 3rd spring；Intervalve it is cylindrical
It is circumferential on face to be equably provided with three fixture block grooves；Three fixture blocks are pacified by the cooperation of pin-and-hole on corresponding pin and fixture block respectively
In three fixture block grooves；Three fixture blocks coordinate with three groups of limited blocks respectively；Cylinder weight shell is divided into two parts that diameter differs, and
Even transition between diameter portion and small diameter portion；Pass through between the upper surface of cylinder weight shell and the upper surface of circular port
Four springs are connected；The diameter portion of cylinder weight shell and three fixture blocks coordinate；When the ground residing for four table legs stay or
When thering is the table leg to be worn in four table legs；Corresponding intervalve will be downward in the presence of the 3rd spring in this table leg
It is mobile；Three corresponding fixture blocks are driven to move down while movement；Due to the major diameter of three fixture blocks and cylinder weight shell
Part coordinates；So three limited blocks can be extruded in moving process for three fixture blocks so that three limited blocks are into the second square opening
It is mobile；After intervalve moves one end distance；The upper surface of three fixture blocks will be moved on the downside of three limited blocks；And three limits
Position block will move out the second square opening in the presence of second spring；And the intervalve in ground and table leg is middle after contact
Pipe can upward intervalve；So that intervalve is moved up；Intervalve moves up drive fixture block and moved up；It is being moved through
The upper surface of fixture block can be contacted with close limited block in journey；So that limited block plays spacing effect to fixture block；And then cause
Limited block plays spacing effect to intervalve；And then the gap between ground and table leg is made up by the regulation of intervalve；
And then cause desk to be in poised state.
In the present invention leaf spring is mounted between the side of three fixture blocks and intervalve inner headed face；Cylinder weight shell is divided into
Two parts that diameter differs, and even transition between diameter portion and small diameter portion；Diameter portion one on cylinder weight shell
Sliding groove is provided with the periphery at end；Sliding groove both sides are symmetrically provided with two guide grooves；Diameter portion is provided with cylinder weight shell
Triangle spacing breach is provided with the periphery of sliding groove one end；Lead between the upper surface of cylinder weight shell and the upper surface of circular port
Cross the connection of the 4th spring；The diameter portion of cylinder weight shell and three fixture blocks coordinate；There is arc surface on sliding shoe；Sliding shoe has
There is guide groove；The both sides of sliding shoe are symmetrically provided with two guide blocks；The cooperation that sliding shoe passes through two guide blocks and two guide grooves
In sliding groove；The upper end of frizzen is arranged on the upper surface of circular port；Gib block is arranged on frizzen；Gib block
Coordinate with guide groove；Pushing block is arranged on the lower end of frizzen；Pushing block coordinates with the arc surface on sliding shoe；When people are in lift
Desk is played when moving；Under the Action of Gravity Field of four cylinder pouring weights will four cylinder pouring weights depart from gag lever post it is spacing to
It is lower to slide；Cylinder pouring weight can drive sliding shoe to move down during the landing of cylinder pouring weight；Work as card in moving process simultaneously
Block is moved to minor diameter timesharing on cylinder weight shell；Fixture block will rotate in the presence of leaf spring；Depart from the limit of limited block
Position effect；Sliding shoe comes in contact with pushing block during the landing of cylinder pouring weight simultaneously；Pushing block can extrude sliding shoe；So that
Sliding shoe is moved on the outside of cylinder pouring weight；When people, which remove table moving, puts down desk to destination；Cylinder pouring weight can be with
Ground is contacted；In contact process, ground can promote cylinder pouring weight to move up；Cylinder pouring weight move up drive sliding shoe to
Upper movement；Due to now being had been detached between fixture block and limited block；Fixture block can be driven to move up so sliding shoe is moved up；
In moving process when intervalve will be contacted with ground block；Sliding shoe is in the presence of the gib block gradually on the inside of cylinder pouring weight
It is mobile；When sliding shoe is also just all moved on the inside of cylinder pouring weight；Swinging block is located on the upside of the limited block of the top, now
Middle case is moved down in the presence of the 3rd spring；During being moved up in cylinder pouring weight the lower end of swinging block with most
When correcting contact on the limited block of upper end；Correct and flushed with ground under middle case；And the diameter portion of cylinder pouring weight
It can be contacted with fixture block so that fixture block returns to original position.
Hydraulic damping shell is arranged on the inwall of circular port upper end in the present invention；Divide on the upper and lower ends face of hydraulic damping shell
A first hydraulic pressure hole and a second hydraulic pressure hole are not provided with；Hydraulic pressure ring flat-plate is arranged on the inside of hydraulic damping shell；Hydraulic pressure draw ring
One end is arranged on hydraulic pressure ring flat-plate；The other end of hydraulic pressure draw ring is connected with intervalve；A diameter of second hydraulic pressure in the first hydraulic pressure hole
Three times of bore dia；Two the first hydraulic pressure holes are connected by hydraulic tube；Two the second hydraulic pressure holes are connected by hydraulic tube.Work as centre
Liquid when pipe is moved down in hydraulic damping shell entered the outflow of the second hydraulic pressure hole on the downside of hydraulic damping shell；Passing through hydraulic tube
Flowed into the second hydraulic pressure hole on the upside of hydraulic damping shell；Liquid when intervalve is moved up in hydraulic damping shell entered hydraulic pressure
Damp the first hydraulic pressure hole outflow on the upside of shell；The first hydraulic pressure hole on the downside of by hydraulic tube and hydraulic damping shell is flowed into.Pass through
Liquid flowing on the inside of hydraulic damping shell serves the effect of damping to middle pipe.
When the desk that people are designed using the present invention；When the ground residing for table leg in use is stayed；
Corresponding intervalve will be moved down in the presence of the 3rd spring in table leg；Corresponding three are driven while movement
Individual fixture block is moved down；Because the diameter portion of three fixture blocks and cylinder weight shell coordinates；So three fixture blocks are in moving process
In can extrude three limited blocks so that three limited blocks are moved into the second square opening；After intervalve moves one end distance；Three
The upper surface of individual fixture block will be moved on the downside of three limited blocks；And three limited blocks will be moved in the presence of second spring
Go out the second square opening；And intervalve can upward intervalve after contact for the intervalve in ground and table leg；So that intervalve
Move up；Intervalve moves up drive fixture block and moved up；The upper surface of fixture block can be with close limit in moving process
Position block contact；So that limited block plays spacing effect to fixture block；And then cause limited block to play spacing effect to intervalve；
And then the gap between ground and table leg is made up by the regulation of intervalve；And then cause desk to be in poised state.
Brief description of the drawings
Fig. 1 is global facility schematic appearance.
Fig. 2 is leg structure of collapsible schematic diagram.
Fig. 3 is circular port internal structure schematic diagram.
Fig. 4 is driving device structure floor map.
Fig. 5 is driving device structure schematic diagram.
Fig. 6 is circular pore structure schematic diagram.
Fig. 7 is limited block scheme of installation.
Fig. 8 is fixture block scheme of installation.
Fig. 9 is intervalve structural representation.
Figure 10 is intervalve internal structure schematic diagram.
Figure 11 is cylinder weight shell structure schematic diagram.
Figure 12 is sliding shoe scheme of installation.
Figure 13 is gib block scheme of installation.
Figure 14 is sliding shoe structural representation.
Figure 15 is hydraulic damping shell internal structure schematic diagram.
Figure 16 is hydraulic damping shell operation principle schematic diagram.
Figure 17 is desk automatic principle of compensation schematic diagram.
Figure 18 is desk operation principle schematic diagram.
Figure 19 is movable plate scheme of installation.
Figure 20 is connection shell internal structure schematic diagram.
Figure 21 is first gear scheme of installation.
Figure 22 is rack scheme of installation.
Figure 23 is rotary shaft scheme of installation.
Label title in figure：1st, table leg；2nd, table；3rd, movable plate；4th, shell is connected；5th, rotary shaft；8th, rotating shaft support；9th,
One gear；10th, intervalve；11st, circular port；12nd, cylinder weight shell；14th, hydraulic damping shell；15th, the first square breach；16th, second
Square opening；17th, rack；18th, sliding groove；19th, limited block；20th, second spring；21st, the 3rd spring；22nd, breach is avoided；23rd, block
Block；24th, fixture block groove；25th, frizzen；26th, sliding shoe；27th, gib block；28th, pushing block；29th, guide block；30th, guide groove；31st, hydraulic pressure
Ring flat-plate；32nd, hydraulic pressure draw ring；33rd, the first hydraulic pressure hole；34th, the second hydraulic pressure hole；35th, drive device；36th, the 4th spring；37th, it is oriented to
Groove；38th, leaf spring.
Embodiment
As shown in figure 1, it includes table leg 1, drive device 35, circular port 11, table 2, the first square breach 15, second party
Shape hole 16, limited block 19, second spring 20, movable plate 3, connection shell 4, rotary shaft 5, rotating shaft support 8, first gear 9, rack
17, four table legs 1 wherein are installed in four corners of the downside of table 2；As shown in fig. 6, being opened on the lower surface of four table legs 1
There is a circular port 11；The inwall of four circular ports 11 is circumferentially equably provided with three group of second square opening 16；As shown in fig. 7, three
In the second square opening 16 of group a limited block 19 is mounted in each second square opening 16；Each limited block 19 with it is corresponding
A second spring 20 is mounted between second square opening 16；One first is provided with the inwall of four downsides of circular port 11
Square breach 15；As shown in Fig. 2 being mounted on a drive device 35 in circular port 11 on the lower surface of four table legs 1；Such as
Shown in Figure 20, a connection shell 4 is separately installed between two adjacent table legs 1；Institute's mounting structure is complete in four connection shells 4
It is identical, for one of them；As shown in figure 19, it is separately installed with a movable plate 3 between two adjacent drive devices 35；Such as
Shown in Figure 21, two racks 17 are separately mounted to the upper end of the both sides of movable plate 3；As shown in figure 23, rotary shaft 5 passes through rotating shaft support
8 are arranged in connection shell 4；As shown in figure 22, two first gears 9 are separately mounted to the both sides of rotary shaft 5；Two first gears
9 engage with two racks 17 respectively.
As shown in figure 3, above-mentioned drive device 35 include intervalve 10, cylinder weight shell 12, hydraulic damping shell 14, it is spacing lack
Mouth, sliding groove 18, the 3rd spring 21, avoidance breach 22, fixture block 23, fixture block groove 24, frizzen 25, the 4th spring 36, sliding shoe
26th, gib block 27, pushing block 28, guide block 29, guide groove 30, hydraulic pressure ring flat-plate 31, hydraulic pressure draw ring 32, the first hydraulic pressure hole 33, guide groove
37th, the second hydraulic pressure hole 34, wherein as shown in Fig. 8,5, the 3rd is passed through between the upper end of intervalve 10 and the upper surface of circular port 11
Spring 21 is connected；It is circumferential on the periphery of intervalve 10 to be equably provided with three fixture block grooves 24；As shown in figure 9, intervalve 10
Two avoidance breach 22 are provided with periphery, and two avoid breach 22 and are located at three downsides of fixture block groove 24, two avoidance breach
Into 90 degree of angles between 22；Two avoid breach 22 and coordinate respectively with two corresponding movable plates 3；As shown in Figure 10, three
Individual fixture block 23 is arranged in three fixture block grooves 24 by the cooperation of pin-and-hole on corresponding pin and fixture block 23 respectively；Three fixture blocks
A leaf spring 38 is mounted between 23 side and the inner headed face of intervalve 10；Three fixture blocks 23 are matched somebody with somebody with three groups of limited blocks 19 respectively
Close；Two parts that 12 points of cylinder weight shell differs for diameter, and even transition between diameter portion and small diameter portion；Such as Figure 11
It is shown, it is provided with sliding groove 18 on the periphery of diameter portion one end on cylinder weight shell 12；The both sides of sliding groove 18 are symmetrically provided with
Two guide grooves 30；As shown in figure 4, being connected between the upper surface of cylinder weight shell 12 and the upper surface of circular port 11 by the 4th spring 36
Connect；The diameter portion of cylinder weight shell 12 coordinates with three fixture blocks 23；There is arc surface on sliding shoe 26；Sliding shoe 26, which has, leads
To groove 37；As shown in figure 14, the both sides of sliding shoe 26 are symmetrically provided with two guide blocks 29；As shown in figure 12, sliding shoe 26 leads to
The cooperation for crossing two guide blocks 29 and two guide grooves 30 is arranged in sliding groove 18；The upper end of frizzen 25 is arranged on circular port 11
On upper surface；As shown in figure 13, gib block 27 is arranged on frizzen 25；Gib block 27 coordinates with guide groove 37；Pushing block 28
Installed in the lower end of frizzen 25；Pushing block 28 coordinates with the arc surface on sliding shoe 26.
As shown in figure 19, the two ends of above-mentioned movable plate 3 are each passed through corresponding avoidance breach 22, the first square breach 15
It is connected with corresponding cylinder weight shell 12.
As shown in figure 15, above-mentioned hydraulic damping shell 14 is arranged on the inwall of the upper end of circular port 11；Hydraulic damping shell 14
A first hydraulic pressure hole 33 and a second hydraulic pressure hole 34 are had on upper and lower ends face；Hydraulic pressure ring flat-plate 31 hinders installed in hydraulic pressure
The inner side of Buddhist nun's shell 14；One end of hydraulic pressure draw ring 32 is arranged on hydraulic pressure ring flat-plate 31；The other end of hydraulic pressure draw ring 32 connects with intervalve 10
Connect；Three times of a diameter of diameter of second hydraulic pressure hole 34 in the first hydraulic pressure hole 33；Two the first hydraulic pressure holes 33 are connected by hydraulic tube；
Two the second hydraulic pressure holes 34 are connected by hydraulic tube.
The above-mentioned alternative as three group of second square opening 16, three groups of limited blocks 19 is four groups or five groups；Three fixture blocks
The alternative of groove 24 and three fixture blocks 23 is four or five；Every group in three group of second square opening 16 and three groups of limited blocks 19
The number of two square openings 16 and limited block 19 is five.
Spacing between the width of above-mentioned swinging block limited block 19 adjacent with two is identical.
Above-mentioned 3rd spring 21 is compression spring；4th spring 36 is extension spring.
The downside of above-mentioned swinging block is flushed with the upside of limited block 19；It ensure that desk under initial state and locking state
The stabilization of distance；Improve precision.
In summary：
The desk that the present invention is designed can be by the height on ground and the abrasion condition of table leg 1 come the balance of automatic desk with adjustable
Degree.
A connection shell 4 is separately installed with the present invention between two adjacent table legs 1；Installed in four connection shells 4
Structure is identical, for one of them；A movable plate 3 is separately installed between two adjacent drive devices 35；Two
Rack 17 is separately mounted to the upper end of the both sides of movable plate 3；Rotary shaft 5 is arranged in connection shell 4 by rotating shaft support 8；Two
One gear 9 is separately mounted to the both sides of rotary shaft 5；Two first gears 9 are engaged with two racks 17 respectively；The two of movable plate 3
End is each passed through corresponding avoidance breach 22, the first square breach 15 and is connected with corresponding cylinder weight shell 12.When cylinder weight
Shell 12 can drive corresponding movable plate 3 to move down when moving down；It is downward that movable plate 3 moves down the corresponding rack 17 of drive
It is mobile；Rack 17 moves down the corresponding first gear 9 of drive and rotated；First gear 9, which is rotated, drives corresponding 5 turns of rotary shaft
It is dynamic；Rotary shaft 5, which is rotated, drives another first gear 9 mounted thereto to rotate；Another first gear 9, which is rotated, to be driven and it
Corresponding rack 17 is moved；The movement of rack 17 drives movable plate 3 to move；The movement of movable plate 3 drives connected cylinder weight
Shell 12 is moved down；One of cylinder can be prevented by the cooperation of rack 17, movable plate 3, first gear 9 and rotary shaft 5
Interference is brought to other cylinder weight shells 12 when weight shell 12 is moved down；Four can be prevented by other cylinder weight shells 12 simultaneously
Play the role of to influence drive device 35 when one, two or three table leg 1 is lifted in table leg 1.
Connected in the present invention between the upper end of intervalve 10 and the upper surface of circular port 11 by the 3rd spring 21；Intervalve
It is circumferential on 10 periphery to be equably provided with three fixture block grooves 24；Three fixture blocks 23 pass through corresponding pin and fixture block 23 respectively
The cooperation of upper pin-and-hole is arranged in three fixture block grooves 24；Three fixture blocks 23 coordinate with three groups of limited blocks 19 respectively；Cylinder weight shell 12
It is divided into two parts that diameter differs, and even transition between diameter portion and small diameter portion；The upper surface of cylinder weight shell 12
It is connected between the upper surface of circular port 11 by the 4th spring 36；The diameter portion of cylinder weight shell 12 is matched somebody with somebody with three fixture blocks 23
Close；When the ground residing for four table legs 1 stay or four table legs 1 in there is table leg 1 to be worn when；Phase in this table leg 1
Corresponding intervalve 10 will be moved down in the presence of the 3rd spring 21；Corresponding three are driven to block while movement
Block 23 is moved down；Because the diameter portion of three fixture blocks 23 and cylinder weight shell 12 coordinates；So three fixture blocks are being moved through
Cheng Zhonghui extrudes three limited blocks 19 and three limited blocks 19 is moved into the second square opening 16；When intervalve 10 moves one end
After distance；The upper surface of three fixture blocks 23 will be moved to three downsides of limited block 19；And three limited blocks 19 are in second spring
The second square opening 16 will be moved out in the presence of 20；And ground and the meeting of intervalve 10 after contact of intervalve 10 in table leg 1
Upward intervalve 10；So that intervalve 10 is moved up；Intervalve 10 moves up drive fixture block 23 and moved up；Moving
The upper surface of fixture block 23 can be contacted with close limited block 19 during dynamic；So that limited block 19 plays spacing work to fixture block 23
With；And then cause limited block 19 to play spacing effect to intervalve 10；And then ground is made up by the regulation of intervalve 10
With the gap between table leg 1；And then cause desk to be in poised state.
In the present invention leaf spring 38 is mounted between the side of three fixture blocks 23 and the inner headed face of intervalve 10；Cylinder weight
Two parts that 12 points of shell differs for diameter, and even transition between diameter portion and small diameter portion；It is big on cylinder weight shell 12
Sliding groove 18 is provided with the periphery of diameter portion one end；The both sides of sliding groove 18 are symmetrically provided with two guide grooves 30；Cylinder weight shell
Diameter portion, which is provided with the periphery of the one end of sliding groove 18, on 12 is provided with triangle spacing breach；The upper surface of cylinder weight shell 12
It is connected between the upper surface of circular port 11 by the 4th spring 36；The diameter portion of cylinder weight shell 12 is matched somebody with somebody with three fixture blocks 23
Close；There is arc surface on sliding shoe 26；Sliding shoe 26 has guide groove 37；The both sides of sliding shoe 26 are symmetrically provided with two and led
Block 29；Sliding shoe 26 is arranged in sliding groove 18 by the cooperation of two guide blocks 29 and two guide grooves 30；The upper end of frizzen 25
On the upper surface of circular port 11；Gib block 27 is arranged on frizzen 25；Gib block 27 coordinates with guide groove 37；Promote
Block 28 is arranged on the lower end of frizzen 25；Pushing block 28 coordinates with the arc surface on sliding shoe 26；As shown in figure 18 a, people are worked as
When lifting desk and moving；Under the Action of Gravity Field of four cylinder pouring weights will four cylinder pouring weights depart from the limit of gag lever post
Position slides downwards；Cylinder pouring weight can drive sliding shoe 26 to move down during the landing of cylinder pouring weight；Simultaneously in moving process
In be moved to minor diameter timesharing on cylinder weight shell 12 when fixture block 23；Fixture block 23 will rotate in the presence of leaf spring 38；
Depart from the position-limiting action of limited block 19；Sliding shoe 26 comes in contact with pushing block 28 during the landing of cylinder pouring weight simultaneously；Push away
Motion block 28 can extrude sliding shoe 26；As shown in fig. 18b so that sliding shoe 26 is moved on the outside of cylinder pouring weight；When people remove table
Son is moved to destination when desk is put down；Cylinder pouring weight can be contacted with ground；In contact process, ground can promote cylinder weight
Block is moved up；Cylinder pouring weight moves up drive sliding shoe 26 and moved up；Due to now between fixture block 23 and limited block 19
Have been detached from；As shown in Figure 18 c, so sliding shoe 26 is moved up fixture block 23 can be driven to move up；In moving process when
When intervalve 10 will be contacted with ground block；Sliding shoe 26 is in the presence of gib block 27 gradually to cylinder pouring weight medial movement；When
When sliding shoe 26 is also just all moved on the inside of cylinder pouring weight；Swinging block is located at the upside of limited block 19 of the top, now exists
Middle case is moved down in the presence of 3rd spring 21；During being moved up in cylinder pouring weight the lower end of swinging block with most
When correcting contact on the limited block 19 of upper end；As shown in Figure 18 d, correct and flushed with ground under middle case；And cylinder weight
The diameter portion of block can be contacted with fixture block 23 so that fixture block 23 returns to original position.
Hydraulic damping shell 14 is arranged on the inwall of the upper end of circular port 11 in the present invention；The upper and lower ends of hydraulic damping shell 14
A first hydraulic pressure hole 33 and a second hydraulic pressure hole 34 are had on face；Hydraulic pressure ring flat-plate 31 is arranged in hydraulic damping shell 14
Side；One end of hydraulic pressure draw ring 32 is arranged on hydraulic pressure ring flat-plate 31；The other end of hydraulic pressure draw ring 32 is connected with intervalve 10；First liquid
Press a diameter of diameter of second hydraulic pressure hole 34 in hole 33 three times；Two the first hydraulic pressure holes 33 are connected by hydraulic tube；Two second
Hydraulic pressure hole 34 is connected by hydraulic tube.As illustrated in fig 16 a, the liquid when intervalve 10 is moved down in hydraulic damping shell 14 enters
Flow out in the second hydraulic pressure hole 34 for crossing the downside of hydraulic damping shell 14；In the second hydraulic pressure by hydraulic tube and the upside of hydraulic damping shell 14
Hole 34 is flowed into；As shown in fig 16b, the liquid when intervalve 10 is moved up in hydraulic damping shell 14 entered hydraulic damping shell 14
Flow out in first hydraulic pressure hole 33 of upside；Flowed into the first hydraulic pressure hole 33 by hydraulic tube and the downside of hydraulic damping shell 14.Pass through
The liquid flowing of the inner side of hydraulic damping shell 14 serves the effect of damping to middle pipe 10.
Embodiment：When the desk that people are designed using the present invention；When the ground residing for table leg 1 in use
When face is stayed；As illustrated in fig 17 a, intervalve 10 corresponding in table leg 1 will be downward in the presence of the 3rd spring 21
It is mobile；Three corresponding fixture blocks 23 are driven to move down while movement；Due to three fixture blocks 23 and cylinder weight shell 12
Diameter portion coordinates；So three limited blocks 19 can be extruded in moving process for three fixture blocks so that three limited blocks 19 are to
Moved in two square openings 16；After the movement of intervalve 10 one end distance；The upper surface of three fixture blocks 23 will be moved to three limits
The downside of position block 19；And three limited blocks 19 will move out the second square opening 16 in the presence of second spring 20；Such as Figure 17 b institutes
Show, and intervalve 10 can upward intervalve 10 after contact for the intervalve 10 in ground and table leg 1；So that intervalve 10 to
Upper movement；Intervalve 10 moves up drive fixture block 23 and moved up；The upper surface of fixture block 23 is understood and close in moving process
Limited block 19 contact；So that limited block 19 plays spacing effect to fixture block 23；And then cause limited block 19 to intervalve 10
Play spacing effect；And then the gap between ground and table leg 1 is made up by the regulation of intervalve 10；And then cause desk
In poised state.
Claims (6)
1. a kind of desk for automatically adjusting stability, it is characterised in that：It includes table leg, drive device, circular port, table, the
One square breach, the second square opening, limited block, second spring, movable plate, connection shell, rotary shaft, rotating shaft support, first gear,
Four table legs are installed in four corners on the downside of rack, wherein table；A circle is provided with the lower surface of four table legs
Hole；The inwall of four circular ports is circumferentially equably provided with three group of second square opening；Each second is square in three group of second square opening
A limited block is mounted in hole；Second bullet is each mounted between limited block and the second corresponding square opening
Spring；First square breach are provided with inwall on the downside of four circular ports；In circular port on the lower surface of four table legs
It is mounted on a drive device；A connection shell is separately installed between two adjacent table legs；Pacified in four connection shells
Assembling structure is identical, for one of them；A movable plate is separately installed between two adjacent drive devices；Two teeth
Bar is separately mounted to the upper end of movable plate both sides；Rotary shaft is arranged in connection shell by rotating shaft support；Two first gears point
Not An Zhuan rotary shaft both sides；Two first gears are engaged with two racks respectively；
The drive device includes intervalve, cylinder weight shell, hydraulic damping shell, spacing breach, sliding groove, the 3rd spring, avoidance
Breach, fixture block, fixture block groove, frizzen, the 4th spring, sliding shoe, gib block, pushing block, guide block, guide groove, hydraulic pressure ring flat-plate, hydraulic pressure
Draw ring, the first hydraulic pressure hole, guide groove, the second hydraulic pressure hole, pass through wherein between the upper end of intervalve and the upper surface of circular port
Three springs are connected；It is circumferential on the periphery of intervalve to be equably provided with three fixture block grooves；Two are provided with the periphery of intervalve
Breach is avoided, and two avoid breach and are located on the downside of three fixture block grooves, into 90 degree of angles between two avoidance breach；Two are kept away
Breach decibel is allowed to coordinate with two corresponding movable plates；Three fixture blocks pass through pin-and-hole on corresponding pin and fixture block respectively
Coordinate and be arranged in three fixture block grooves；A leaf spring is mounted between the side of three fixture blocks and intervalve inner headed face；Three
Fixture block coordinates with three groups of limited blocks respectively；Cylinder weight shell is divided into two parts that diameter differs, and diameter portion and minor diameter
/ even transition；On cylinder weight shell sliding groove is provided with the periphery of diameter portion one end；Sliding groove both sides are symmetrically
It is provided with two guide grooves；Diameter portion, which is provided with the periphery of sliding groove one end, on cylinder weight shell is provided with triangle spacing breach；
Connected between the upper surface of cylinder weight shell and the upper surface of circular port by the 4th spring；The diameter portion and three of cylinder weight shell
Individual fixture block coordinates；There is arc surface on sliding shoe；Sliding shoe has guide groove；The both sides of sliding shoe are symmetrically provided with two and led
Block；Sliding shoe is arranged in sliding groove by the cooperation of two guide blocks and two guide grooves；The upper end of frizzen is arranged on circular port
Upper surface on；Gib block is arranged on frizzen；Gib block coordinates with guide groove；Pushing block is arranged on the lower end of frizzen；
Pushing block coordinates with the arc surface on sliding shoe；
The two ends of the movable plate are each passed through corresponding avoid breach, the first square breach and connected with corresponding cylinder weight shell
Connect.
2. a kind of desk of adjustable stability according to claim 1, it is characterised in that：The hydraulic damping shell is installed
On the inwall of circular port upper end；A first hydraulic pressure hole and one second are had on the upper and lower ends face of hydraulic damping shell
Hydraulic pressure hole；Hydraulic pressure ring flat-plate is arranged on the inside of hydraulic damping shell；One end of hydraulic pressure draw ring is arranged on hydraulic pressure ring flat-plate；Hydraulic pressure draw ring
The other end is connected with intervalve；Three times of a diameter of second hydraulic pressure bore dia in the first hydraulic pressure hole；Two the first hydraulic pressure holes pass through
Hydraulic tube is connected；Two the second hydraulic pressure holes are connected by hydraulic tube.
3. a kind of desk of adjustable stability according to claim 1, it is characterised in that：It is described to be used as three groups of second party
Shape hole, the alternative of three groups of limited blocks are four groups or five groups；Three fixture block grooves and the alternative of three fixture blocks be four or
Five；The number of every group of second square opening and limited block is five in three group of second square opening and three groups of limited blocks.
4. a kind of desk of adjustable stability according to claim 1, it is characterised in that：The width of the swinging block with
Spacing between two adjacent limited blocks is identical.
5. a kind of desk of adjustable stability according to claim 1, it is characterised in that：3rd spring is compression
Spring；4th spring is extension spring.
6. a kind of desk of adjustable stability according to claim 1, it is characterised in that：The downside of the swinging block with
Flushed on the upside of limited block.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710539638.6A CN107183969B (en) | 2017-07-04 | 2017-07-04 | A kind of desk of adjustable stability |
| CN201811411621.3A CN109330239A (en) | 2017-07-04 | 2017-07-04 | A kind of desk of adjustable stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710539638.6A CN107183969B (en) | 2017-07-04 | 2017-07-04 | A kind of desk of adjustable stability |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811411621.3A Division CN109330239A (en) | 2017-07-04 | 2017-07-04 | A kind of desk of adjustable stability |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107183969A true CN107183969A (en) | 2017-09-22 |
| CN107183969B CN107183969B (en) | 2019-04-26 |
Family
ID=59880760
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710539638.6A Expired - Fee Related CN107183969B (en) | 2017-07-04 | 2017-07-04 | A kind of desk of adjustable stability |
| CN201811411621.3A Withdrawn CN109330239A (en) | 2017-07-04 | 2017-07-04 | A kind of desk of adjustable stability |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811411621.3A Withdrawn CN109330239A (en) | 2017-07-04 | 2017-07-04 | A kind of desk of adjustable stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN107183969B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111542246A (en) * | 2017-09-27 | 2020-08-14 | Acht & Acht有限责任公司 | Pedestal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7588295B2 (en) * | 2006-10-09 | 2009-09-15 | Homtomi Holdings, Inc. | Legged support |
| CN102613815A (en) * | 2012-04-17 | 2012-08-01 | 王腾云 | Multifunctional study desk and chair |
| CN102894689A (en) * | 2012-07-30 | 2013-01-30 | 陈伟 | Adjustable bottom foot |
| CN103284461A (en) * | 2013-06-18 | 2013-09-11 | 黄俊晶 | Portable lifting desk |
| CN204580381U (en) * | 2015-05-08 | 2015-08-26 | 湖南理工职业技术学院 | A kind of Art Design drawing table |
-
2017
- 2017-07-04 CN CN201710539638.6A patent/CN107183969B/en not_active Expired - Fee Related
- 2017-07-04 CN CN201811411621.3A patent/CN109330239A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7588295B2 (en) * | 2006-10-09 | 2009-09-15 | Homtomi Holdings, Inc. | Legged support |
| CN102613815A (en) * | 2012-04-17 | 2012-08-01 | 王腾云 | Multifunctional study desk and chair |
| CN102894689A (en) * | 2012-07-30 | 2013-01-30 | 陈伟 | Adjustable bottom foot |
| CN103284461A (en) * | 2013-06-18 | 2013-09-11 | 黄俊晶 | Portable lifting desk |
| CN204580381U (en) * | 2015-05-08 | 2015-08-26 | 湖南理工职业技术学院 | A kind of Art Design drawing table |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111542246A (en) * | 2017-09-27 | 2020-08-14 | Acht & Acht有限责任公司 | Pedestal |
| CN111542246B (en) * | 2017-09-27 | 2022-01-11 | Acht & Acht有限责任公司 | Pedestal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109330239A (en) | 2019-02-15 |
| CN107183969B (en) | 2019-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203210001U (en) | Rotation working table and exchanging device thereof | |
| CN107296408A (en) | A kind of adjustable desk of stability | |
| CN207900022U (en) | A kind of adjustable precision die positioning component | |
| CN109436238B (en) | Height-adjustable's adjustable loose dock block | |
| CN107183969A (en) | A kind of desk of adjustable stability | |
| CN206264118U (en) | A kind of adjustable stairway die | |
| CN204002629U (en) | A kind of split type drilling tool power slip that can Fast Installation | |
| CN208844580U (en) | A kind of foundation pit stable support structure | |
| CN107226431A (en) | A kind of folding-jib hydraulic elevating platform | |
| CN207112239U (en) | A kind of Height Adjustable support feet | |
| CN110902616A (en) | Platform driving hydraulic device for engineering | |
| CN207236423U (en) | A kind of ideological and political education dais | |
| CN206350587U (en) | The liftable Novel multimedia lectern of microphone | |
| CN107334298A (en) | The desk that a kind of stability automatically adjusts | |
| CN204094679U (en) | Can the support member of automatic controlled height and self-centering apparatus | |
| CN105500234B (en) | Method for achieving center coaxiality of shaft type parts through automatic centering device | |
| CN209681252U (en) | A kind of cylinder track processing tool | |
| CN205588252U (en) | Multi freedom is along with shape work revolving stage | |
| CN207861816U (en) | A kind of construction lifting device | |
| CN202485865U (en) | Synchronization guaranteeing device of paddle grain head automatic tilting device | |
| CN204531523U (en) | A kind of vehicle spiral lift | |
| CN110497365A (en) | A kind of multifunctional solution casting die maintenance platform | |
| CN205616516U (en) | Folded -arm type hydraulic lifting platform | |
| CN220317190U (en) | Independent height increasing device of tower crane | |
| CN206555199U (en) | A kind of atmospheric pressure pole with positioning sleeve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190326 Address after: 321300 No. 117 Huaxia Road, Yongkang Economic Development Zone, Jinhua City, Zhejiang Province Applicant after: YONGKANG XIANGYING TEACHING EQUIPMENT Co.,Ltd. Address before: 215555 -2, 2 light textile Road, Xinzhuang Town, Changshou City, Suzhou, Jiangsu. Applicant before: SUZHOU ZHUANCHUANG PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190426 |