CN207411780U - Crossbeam pop-up folding table - Google Patents
Crossbeam pop-up folding table Download PDFInfo
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- CN207411780U CN207411780U CN201621408491.4U CN201621408491U CN207411780U CN 207411780 U CN207411780 U CN 207411780U CN 201621408491 U CN201621408491 U CN 201621408491U CN 207411780 U CN207411780 U CN 207411780U
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Abstract
A kind of crossbeam pop-up folding table,The desktop hingedly formed including two plane desktops,Folded table leg,Baffler,Rotate intubation,The chair leg holding tank being adapted with folded table leg is provided in plane desktop bottom surface,The bottom of the plane desktop, which is equipped with, rotates intubation mounting groove and on the end face of chair leg holding tank fluting equipped with mounting hole,The both sides of chair leg holding tank are symmetrically provided with lock hole,Nearly slot bottom end position is equipped with salient point in chair leg holding tank,The mounting post that cooperation is adapted to mounting hole is distributed in the neighboring of baffler,Folded table leg includes hinge column,Table leg housing,Table leg inner sleeve with dovetail groove,The rotatable rotation elastic rod being installed in dovetail groove,Mounted on the elastic rod spring rotated between elastic rod and dovetail groove,The circular groove inserted for elastic rod spring is provided in dovetail groove,The hinge column is hinged with table leg inner sleeve head,The table leg inner sleeve is placed in table leg housing.The bearing capacity of desktop is greatly improved, folding table is again beautiful and generous in appearance.
Description
Technical field
The utility model is related to a kind of folding tables.
Background technology
Folding table is a kind of desk with folder function.When need not use folding table, it can be carried out
It folds, to achieve the purpose that make full use of space.The table leg of folding table on the market is all placed in after generally folding below desk,
When multiple folding tables are stacked together, it may appear that the table leg of different folding tables mutually tangles, extremely inconvenient when using;
The table leg of folding table is exposed outside on the market, also easily hides certain safety problem, youngster especially smaller to the age
Virgin or the elderly easily falls down them as stop;The table leg of market folding table is usually by spring and shaft portion
Composition, usage time is slightly long, and spring can fail, and table leg is not fixed easily, and the table leg of folding table is no longer secured, folding table
Service life is shortened;The table leg of market folding table is usually regular length, and folding table can be only placed at smooth place, be placed on not
During smooth place, the placement of folding table just not steady, makes troubles, the use scope of folding table is reduced to user;
Folding table is generally using a desktop or the desktop of two clampings or splicing on the market, and the degree of freedom of the vertical direction of folding table is only
One is limited, is unstable there are one direction, the connecting portion compression of desktop is excessive, is easy to be broken.
The content of the invention
For above-mentioned technical problem, the utility model provides a kind of with support beam and the scalable hiding folding of table leg
Table, stability is high, bearing capacity is big.
In order to solve the above technical problems, the utility model uses following technical scheme:A kind of crossbeam pop-up folding table, bag
Four folded table legs include desktop that two plane desktops hingedly form, being respectively arranged at two plane the bottom of the table, baffler,
Intubation is rotated, is provided with the chair leg holding tank being adapted with folded table leg in plane desktop bottom surface, on the bottom of the plane desktop
Mounting groove is intubated equipped with rotating and on the end face of chair leg holding tank fluting equipped with mounting hole, the both sides pair of leg holding tank
Title is provided with lock hole, and nearly slot bottom end position is equipped with salient point in chair leg holding tank, and the neighboring of the baffler is distributed with
With mounting hole adapt to cooperation mounting post, folded table leg include hinge column, table leg housing, the table leg inner sleeve with dovetail groove, can
Being installed in dovetail groove for rotating rotates elastic rod, mounted on the elastic rod spring rotated between elastic rod and dovetail groove, the ladder
The circular groove inserted for elastic rod spring is provided in shape slot, the hinge column is hinged with table leg inner sleeve head, the table leg inner sleeve set
In in table leg housing;The table leg inner sleeve is placed in table leg housing and by the internal thread on table leg housing top and table leg inner sleeve
Tip male thread be connected, the elastic rod spring is mounted on to rotate between elastic rod and dovetail groove and be fixed on dovetail groove and set
In some circular grooves, the lower part of the table leg inner sleeve is equipped with the spring column mounting groove for placing flexible spring column, the flexible spring column bullet
Spring, which is mounted on, to be stretched between spring column and spring column mounting groove, and is provided with flexible spring column pop-up hole, the table leg on set in table leg
Housing is provided with table leg mounting hole corresponding with pop-up hole, after realizing that table leg stretches by the cooperation of stretch spring column and table leg mounting hole
/V fix, automatic support beam mechanism is additionally provided on the plane desktop, the automatic support beam mechanism includes
One side is provided with the support beam and automatic ejecting mechanism of jack, be provided on the hinged end face of the plane desktop crossbeam slot and
The switch slot connected with crossbeam slot, the support beam are placed in crossbeam slot and along crossbeam slot slidably, and described is automatic
Ejecting mechanism is placed in switch slot, and the automatic ejecting mechanism includes housing, sliding panel, two baffles, two short springs, bands
The switchboard of fluted and switchboard boss, two hook plates being oppositely arranged, elastic string, the cover board with through hole, with concave station
Switch connecting rod;Be provided on the housing baffle plate groove, slide, square hole, the sliding groove between square hole and slide, with
Two dovetail grooves, the baffle holes in baffle plate groove, connecting hole on slide same plane, dovetail groove top and baffle plate groove lower part
It overlaps and is communicated in sliding groove, the sliding panel is installed in the sliding groove of housing, and the sliding panel one side afterbody is protrusion
Connecting rod, square hole of the raised connecting rod through housing are inserted in support beam jack, and the opposite side afterbody of sliding panel is flat with protrusion
The boss of platform and center indent;Two baffles are plugged in the baffle plate groove of housing respectively so that set by two baffle both ends
Protruding column is inserted into /V in baffle holes respectively, and two short springs are connected between baffle and baffle plate groove respectively, and baffle bottom is horizontal
Across slide and sliding groove;The switchboard is installed on housing slide, the switchboard both sides be equipped with triangular hill, two
A triangle protrusion is respectively arranged in corresponding dovetail groove and central symmetry of two triangle protrusions on switchboard, the switch
In the through hole of plate boss insertion cover board;It is connected between two hook plates by elastic string and is installed on the groove of switchboard
Interior, end carries the locking projections coordinated with the boss of the raised platforms of switchboard and center indent to the hook plate in opposite directions;Institute
The side edge thereof distribution stated is provided with square run through there are four the connection inserting column coordinated with the connecting hole of surface of shell on the cover board
Hole, the concave station for switching connecting rod are connected through square through hole with the switchboard boss of switchboard one side, and the plane desktop is upper
The side where switch connecting rod is provided with and the corresponding intercommunicating pore of cover plate through hole.
As an improvement:The inside of the hinge column is hollow structure, and end is connected with table leg housing in hinge column
On be provided with the circular hole extended along hinge column length direction, inner face where circular hole is provided with fore-set along hinge column length direction and slides
Slot, the outer surface of hinge column are provided with through hole, which connects with inner hollow, and fore-set sliding groove is provided with and passes through on the whole
It perforates perpendicular rotating hole;Automatic locking mechanism is provided in the fore-set sliding groove, the automatic locking mechanism includes
Bottom be provided with the slip fore-set of spring mounting hole, the fore-set spring being installed in spring mounting hole, two be respectively arranged in and run through
In hole and with the clamping block of idler wheel, the retracting spring being respectively arranged between clamping block and hinge column inner surface, locked flapper,
The torsional spring of locked flapper and hinge column inner surface is fixedly mounted on, the fore-set that slides includes the sliding shoe of lower part, mounted on cunning
The pillar of mandril, top on motion block, the pillar are installed in circular hole, and the sliding shoe is installed in fore-set sliding groove, peace
It also is located at loaded on the fore-set spring in spring mounting hole in sliding groove;The locked flapper upper and lower ends is column spinners and install
In in rotating hole, the middle part of locked flapper cooperates for the symmetrical cam of profile and with the idler wheel on clamping block, locking gear
Plate is equipped with and the matched linked-baffle of mandril.
As an improvement:With automatic locking mechanism inside the hinge column, it is connected in the hinge column with desktop
Fore-set is provided on end face and slides deep trouth, pair with smooth surface transition is equipped on desktop connection end position on hinge column surface
Claim shrinkage pool, be connected and be provided on end along the circular hole of hinge column length direction extension and the circular hole and top with table leg housing in hinge column
Column slides deep trouth connection, and the outer surface of hinge column is provided with through hole, which slides deep trouth with fore-set and connect, and described is automatic
Locking mechanism is arranged at fore-set and slides in deep trouth, and the automatic locking mechanism includes triangle fore-set, two sliding blocks with inclined-plane, bands
Have with fore-set slide deep trouth be adapted cooperation seal boss bottom plate, through triangle fore-set and be connected two sliding blocks elastic string,
The spring being placed between triangle fore-set and bottom plate, the triangle fore-set include the isosceles trapezoid platform of lower part, the triangle top on top
Column pillar, the top surface of the triangle fore-set pillar is arc surface, and the triangle fore-set pillar is installed in the circular hole of hinge column;
Two sliding blocks are respectively arranged in through hole, and the inclined-plane of the sliding block is pasted with the isosceles trapezoid platform side central plane of triangle fore-set
It closes.
The beneficial effects of the utility model are:The built-in automatic support beam mechanism of desktop, after folding table be unfolded, promotion
The switch of desktop side, the automatic support beam mechanism built in desktop just pop up support beam, support beam across two pieces of desktops,
Intensity increases between desktop and desktop, greatly improves the bearing capacity of desktop, and folding table is more steady, and automatic support beam machine
Structure carries self-locking, and support beam will not move easily, when folding table is packed up, reversely promotes the switch of desktop side, support is horizontal
Beam is just incorporated into the crossbeam slot of desktop, while support beam is hidden, and folding table is again beautiful and generous in appearance.And table leg has
Stretching structure, after shrinking in the holding tank of foldable hiding push-in desktop, folding table becomes one flat plate, and it is hidden to eliminate safety
Suffer from;When multiple folding tables packed up are stacked on together, also it is less likely to occur to fall, the table leg of folding table will not be tangled mutually
Together.
It is new to this practicality below in conjunction with attached drawing in order to make the purpose, technical scheme and advantage of utility model clearer
Type is described in further detail.
Description of the drawings
Fig. 1 is structure diagram when crossbeam pop-up folding table folds.
Fig. 2 is structure diagram when crossbeam pop-up folding table opens.
Fig. 3 is the structure diagram of automatic support beam mechanism.
Fig. 4 is a kind of structure diagram of embodiment of hinge column.
Fig. 5 is the structure diagram of hinge column another kind embodiment.
Fig. 6 is the structure diagram of folded table leg embodiment.
Specific embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 6, a kind of crossbeam pop-up folding table is hingedly formed including two plane desktops 1
Desktop 1d, be respectively arranged at two plane the bottom of the table four folded table legs 2, baffler 3, rotate intubation 6, in plane table
1 bottom surface of plate is provided with the chair leg holding tank 1a being adapted with folded table leg, and the bottom of the plane desktop 1, which is equipped with, rotates intubation peace
Mounting hole 1c is equipped on tankage 1e and the end face slotted in chair leg holding tank 1a, the both sides of leg holding tank 1a are symmetrically provided with
Lock hole 1b, nearly slot bottom end position is equipped with salient point 1f in chair leg holding tank 1a, and the neighboring of the baffler 3 is distributed with
The mounting post 3a of cooperation is adapted to mounting hole 1c, folded table leg 2 includes hinge column 2a, table leg housing 2b, with dovetail groove 2c.1
Table leg inner sleeve 2c, the rotatable rotation elastic rod 2d being installed in dovetail groove 2c.1, mounted on rotating elastic rod 2d and dovetail groove
The circular groove 2c.2 inserted for elastic rod spring 2e, the hinge are provided in elastic rod spring 2e, the dovetail groove 2c.1 between 2c.1
It connects column 2a and table leg inner sleeve 2c heads to be hinged, the table leg inner sleeve 2c is placed in table leg housing 2b.The table leg inner sleeve 2c with
Matching relationship between table leg housing 2b, as shown in fig. 6, the table leg inner sleeve 2c is placed in table leg housing 2b and passes through table leg
The internal thread on housing 2b tops is connected with the tip male thread of table leg inner sleeve 2c, and the elastic rod spring 2e, which is mounted on, to be turned
It moves between bar and dovetail groove 2c.1 and is fixed in the circular groove 2c.2 that dovetail groove is equipped with, the lower part of the table leg inner sleeve 2c is set
There are the spring column mounting groove 2c.3, the flexible spring column spring 2g that place flexible spring column 2f to be mounted on flexible spring column 2f and spring column peace
Flexible spring column 2f pop-ups hole 2c.4 is provided between tankage 2c.3, and in table leg on set, the table leg housing 2b is provided with and bullet
The corresponding table leg mounting hole 2b.1 of the 2c.4 that portals realize that table leg is drawn by the cooperation for the spring column 2f and table leg mounting hole 2b.1 that stretches
/V after stretching is fixed.Automatic support beam mechanism 4, the automatic support beam machine are additionally provided on the plane desktop 1
Structure 4 is provided with the support beam 4a of jack 4a.1 and automatic ejecting mechanism 4b, the hinged end face of the plane desktop 1 including one side
On the switch slot 4d that is provided with crossbeam slot 4c and is connected with crossbeam slot 4c, the support beam 4a is placed in crossbeam slot 4c simultaneously
Along crossbeam slot 4c slidably, the automatic ejecting mechanism 4b is placed in switch slot 4d, the automatic ejecting mechanism 4b bags
Include housing 4b.1, sliding panel 4b.2, two baffle 4b.3, spring 4b.4 two short, with fluted 4b.51 and switchboard boss
The switchboard 4b.5 of 4b.52, two hook plate 4b.6 being oppositely arranged, elastic string 4b.7, the cover board 4b.8 with through hole, with recessed
The switch connecting rod 4b.9 of platform 4b.91;Be provided on the housing 4b.1 baffle plate groove 4b.12, slide 4b.13, square hole 4b.14,
Two dovetail grooves on sliding groove 4b.11 and slide 4b.13 same planes between square hole 4b.14 and slide 4b.13
4b.15, the baffle holes 4b.16 in baffle plate groove 4b.12, connecting hole 4b.17, dovetail groove 4b.15 tops and baffle plate groove 4b.12
Lower part overlaps and is communicated in sliding groove 4b.11, and the sliding panel 4b.2 is installed in the sliding groove 4b.11 of housing 4b.1, described
Sliding panel 4b.2 one sides afterbody be inserted in branch for the square hole 4b.14 of protrusion connecting rod 4b.21, raised connecting rod 4b.21 through housing
It supports in crossbeam 4a jacks 4a.1, boss of the opposite side afterbody with raised platforms 4b.22 and center indent of sliding panel 4b.2
4b.23;Two baffle 4b.3 are plugged in respectively in the baffle plate groove 4b.12 of housing 4b.1 so that convex set by two baffle both ends
It plays cylinder and is inserted into /V in baffle holes respectively, spring 4b.4 two short is connected between baffle and baffle plate groove respectively, baffle 4b.3
Bottom transverse across slide 4b.13 and sliding groove 4b.11;The switchboard 4b.5 is installed on housing 4b.1 slides 4b.13, described
Switchboard 4b.5 both sides be respectively arranged in corresponding dovetail groove equipped with triangle protrusion 4b.53, two triangle protrusion 4b.53
In 4b.15 and central symmetries of two triangle protrusion 4b.53 on switchboard, the switchboard boss 4b.52 are inserted into cover board
In the through hole of 4b.8;It is connected between two hook plate 4b.6 by elastic string 4b.7 and is installed on the groove of switchboard 4b.5
In 4b.51, end carries and the raised platforms 4b.22 of switchboard 4b.5 and the boss of center indent the hook plate 4b.6 in opposite directions
The locking projections 4b.61 of 4b.23 cooperations;There are four the connecting holes with housing 4b.1 surfaces for the cover board 4b.8 edge distributions
The connection inserting column 4b.81 of 4b.17 cooperations is provided with square through hole 4b.82, the concave station of switch connecting rod 4b.9 on the cover board
4b.91 is connected through square through hole 4b.82 with the switchboard boss 4b.52 of switchboard 4b.5 one sides, on the plane desktop 1
Intercommunicating pore 7 corresponding with cover plate through hole is provided with positioned at side where switch connecting rod 4b.9.
When in use, switch connecting rod 4b.9 is stirred to one side, and switch connecting rod 4b.9 drives switchboard 4b.5 along slide
4b.13 is moved forward, and the elastic string 4b.7 between the hook plate 4b.6 at switchboard 4b.5 both ends, which is stretched, stores power, on switchboard 4b.5 after
The triangle protrusion 4b.53 in portion jacks up the baffle 4b.3 at rear portion, the latch-release of sliding panel 4b.2, by bottom hook plate 4b.6 bullets
Go out, the related support beam 4a pop-ups of sliding panel 4b.2, sliding panel 4b.2 is hindered after skidding off certain distance by the hook plate 4b.6 of opposite side
Gear, forepart baffle 4b.3 prop up the bottom of sliding panel 4b.2, lock.
When switch connecting rod 4b.9 is allocated to opposite side, switch connecting rod 4b.9 drives switchboard 4b.5 to move backward, switchboard
Elastic string between the hook plate 4b.6 at 4b.5 both ends stretches 4b.7 and stores power, and the triangle protrusion 4b.53 of switchboard 4b.5 upper foreparts will
The baffle 4b.3 of forepart is jacked up, the latch-release of sliding panel 4b.2, snaps into sliding groove by forepart hook plate 4b.6, sliding panel 4b.2 connects
Band support beam 4a slides to opposite side, and support beam is just incorporated into the crossbeam slot of desktop, and sliding panel 4b.2 skids off certain distance
Stopped afterwards by the hook plate 4b.6 of bottom, bottom baffle 4b.3 is propped up at waist " T " word of sliding panel 4b.2, is locked.
For table leg is enable to consolidate supporting desktop, automatic locking mechanism is also provided in the table leg of the folding table,
Hinged post design as shown in Figure 4 or hinged post design as shown in Figure 5 can be used in concrete scheme.
As shown in figure 4, the inside of the hinge column 2a is hollow structure, in hinge column 2a and table leg housing 2b connecting pins
It is provided with the circular hole 2a.2 extended along hinge column 2a length directions in portion, inner face where circular hole 2a.2 is along hinge column 2a length sides
Through hole 2a.3 is provided with to the outer surface for being provided with fore-set sliding groove 2a.1, hinge column 2a, through hole 2a.3 connects with inner hollow
Logical, fore-set sliding groove 2a.1 is provided with the rotating hole 2a.4 perpendicular with through hole on the whole;The fore-set sliding groove 2a.1
Inside be provided with automatic locking mechanism, the automatic locking mechanism 5 include bottom be provided with spring mounting hole 5a.11 slip fore-set,
The fore-set spring 5a.7 that is installed in spring mounting hole 5a.11, two be respectively arranged in through hole 2a.3 and with idler wheel
The clamping block 5a.2 of 5a.3, the retracting spring 5a.4 being respectively arranged between clamping block 5a.2 and hinge column 2a inner surfaces, locking
Baffle 5a.5, the torsional spring 5a.6 for being fixedly mounted on locked flapper 5a.5 and hinge column 2a inner surfaces, under the slip fore-set includes
The sliding shoe 5a.12 in portion, the mandril 5a.13 on sliding shoe 5a.12, the pillar 5a.14, the pillar 5a.14 on top
It is installed in circular hole 2a.2, the sliding shoe 5a.12 is installed in fore-set sliding groove 2a.1, is installed on spring mounting hole 5a.11
Interior fore-set spring 5a.7 also is located in sliding groove 2a.1;The locked flapper 5a.5 upper and lower ends for column spinner 5a.51 and
Be installed in rotating hole 2a.4, the middle part of locked flapper 5a.5 for the symmetrical cam 5a.52 of profile and on clamping block 5a.2
Idler wheel 5a.3 cooperate, locked flapper 5a.5 is equipped with and the matched linked-baffle 5a.53 of mandril 5a.13.It employs
Nested structure and automatic locking mechanism inside and outside table leg, the stretched expansion of table leg rotate elastic rod and are ejected, and be inserted into desktop lower part
In built-in rotation intubation so that table leg is inwardly limited, while realizes table leg in all directions by automatic locking mechanism
Limitation locking, folded table leg is fixed under desktop and locks, and avoiding table leg, to open the phenomenon that excessively outwards sliding, table leg steady
Clamped support.When folding table is without using being stowed away, folded table leg is after folding, and the sliding shoe in hinge column is shunk, fixed solution
It removes, folding retractable table leg can be pushed into the holding tank of desktop, and folding table becomes one flat plate, eliminate security risk;When more
When a folding table packed up is stacked on together, also it is less likely to occur to fall, the table leg of folding table will not mutual tied up in knots;
When folding retractable table leg in use, folding retractable table leg is pulled out out of chair leg placing groove, the locked flapper in hinge column is in torsional spring
Under the action of rotate, clamping block along cam rotation stretch out insertion holding tank in lock hole along.Since hinge column uses machinery
Structure latches, it is at low cost, be easily achieved, failure rate is low, the service life of table leg and folding table greatly prolongs, and table leg can quilt
Chair leg placing groove is taken in, realizes and hides, reduces volume, convenient for storage.
As shown in figure 5, with automatic locking mechanism inside the hinge column 2a, in the hinge column 2a and desktop 1d
Fore-set is provided on connecting end surface and slides deep trouth 2a.5, is equipped on desktop connection end position on hinge column 2a surfaces and is put down with surface
The symmetrical shrinkage pool crossed is slipped over, is connected the circular hole for being provided on end and extending along hinge column length direction with table leg housing 2b in hinge column
2a.2 and circular hole 2a.2 slide deep trouth 2a.5 with fore-set and connect, and the outer surface of hinge column is provided with through hole 2a.3, the through hole
2a.3 and fore-set slide deep trouth 2a.5 and connects, and the automatic locking mechanism is arranged at fore-set and slides in deep trouth 2a.5, it is described oneself
Dynamic locking mechanism 5 includes triangle fore-set 5a, two sliding block 5b with inclined-plane 5b.1, is adapted with sliding deep trouth 2a.5 with fore-set
The bottom plate 5d of the seal boss 5d.1 of cooperation, through triangle fore-set and connect two sliding blocks elastic string 5e, be placed in triangle fore-set 5a
Spring 5c between bottom plate 5d, isosceles trapezoid platform 5a.1, the triangle fore-set on top that the triangle fore-set 5a includes lower part are convex
The top surface of column 5a.9, the triangle fore-set pillar 5a.9 are arc surface, and the triangle fore-set pillar 5a.9 is installed on hinge column
Circular hole 2a.2 in;Two sliding blocks are respectively arranged in through hole 2a.3, inclined-plane 5b.1 and the triangle top of the sliding block 5b
The isosceles trapezoid platform 5a.1 sides central plane fitting of column 5a.Nested structure and automatic locking mechanism inside and outside table leg are employed, table leg is by drawing
It trails, rotates elastic rod and be ejected, and be inserted into the built-in rotation intubation of desktop lower part so that table leg is inwardly limited, together
When table leg limitation locking in all directions realized by automatic locking mechanism, folded table leg is fixed under desktop and locks
It is fixed, avoid the phenomenon that table leg opening is excessively outwards sliding, table leg consolidates support.When folding table is without using being stowed away, folding table
Leg is after folding, and the sliding shoe in hinge column is shunk, fixed to release, and folding retractable table leg can be pushed into the holding tank of desktop
Interior, folding table becomes one flat plate, eliminates security risk;When multiple folding tables packed up are stacked on together, do not allow yet
Easily fall, the table leg of folding table will not mutual tied up in knots;When folding retractable table leg in use, folding retractable table leg from
It is pulled out in chair leg placing groove, the locked flapper in hinge column rotates under the action of torsional spring, and clamping block is stretched out along the rotation of cam
It is inserted into the lock hole in holding tank.Since hinge column is locked using mechanical structure, it is at low cost, be easily achieved, failure rate is low, table
The service life of leg and folding table greatly prolongs, and table leg can be incorporated into chair leg placing groove, realizes and hides, and reduces volume, just
In storage.
Claims (3)
1. a kind of crossbeam pop-up folding table, it is characterised in that:The desktop (1d) that is hingedly formed including two plane desktops (1),
It is respectively arranged at four folded table legs (2) of two plane the bottom of the table, baffler (3), rotates intubation (6), in plane desktop
(1) bottom surface is provided with the chair leg holding tank (1a) being adapted with folded table leg, and the bottom of the plane desktop (1) is equipped with to rotate and insert
Mounting hole (1c) is equipped on pipe mounting groove (1e) and the end face slotted in chair leg holding tank (1a), leg holding tank (1a)
Both sides are symmetrically provided with lock hole (1b), and nearly slot bottom end position is equipped with salient point (1f), the barrier in chair leg holding tank (1a)
The mounting post (3a) that cooperation is adapted to mounting hole (1c) is distributed in the neighboring of plate (3), and folded table leg (2) includes hinge column
(2a), table leg housing (2b), the table leg inner sleeve (2c) with dovetail groove (2c.1) are rotatably installed in dovetail groove (2c.1)
Rotation elastic rod (2d), mounted on rotate elastic rod (2d) and dovetail groove (2c.1) between elastic rod spring (2e), described is trapezoidal
The circular groove (2c.2) inserted for elastic rod spring (2e), the hinge column (2a) and table leg inner sleeve (2c) head are provided in slot (2c.1)
Hinged, the table leg inner sleeve (2c) is placed in table leg housing (2b);The table leg inner sleeve (2c) is placed on table leg housing (2b)
The interior and internal thread by table leg housing (2b) top and the tip male thread mating connection of table leg inner sleeve (2c), the elastic rod
Spring (2e), which is mounted on, to be rotated between elastic rod and dovetail groove (2c.1) and is fixed in the circular groove (2c.2) that dovetail groove is equipped with, described
The lower part of table leg inner sleeve (2c) be equipped with the spring column mounting groove (2c.3) for placing flexible spring column (2f), the flexible spring column spring
(2g), which is mounted on, to be stretched between spring column (2f) and spring column mounting groove (2c.3), and is provided with flexible spring column (2f) bullet on set in table leg
Portal (2c.4), and the table leg housing (2b) is provided with table leg mounting hole (2b.1) corresponding with pop-up hole (2c.4), by stretching
The cooperation of contracting spring column (2f) and table leg mounting hole (2b.1) realizes that the /V after table leg stretching is fixed;The plane desktop (1)
On be additionally provided with automatic support beam mechanism (4), the automatic support beam mechanism (4) is provided with jack (4a.1) including one side
Support beam (4a) and automatic ejecting mechanism (4b), be provided on the hinged end face of the plane desktop (1) crossbeam slot (4c) with
And the switch slot (4d) connected with crossbeam slot (4c), the support beam (4a) are placed in crossbeam slot (4c) and along crossbeam slots
(4c) slidably, the automatic ejecting mechanism (4b) is placed in switch slot (4d), and the automatic ejecting mechanism (4b) includes
Housing (4b.1), sliding panel (4b.2), two baffles (4b.3), two short spring (4b.4), with fluted (4b.51) and switch
The switchboard (4b.5) of plate boss (4b.52), two hook plates (4b.6) being oppositely arranged, elastic string (4b.7), with through hole
Cover board (4b.8), the switch connecting rod (4b.9) with concave station (4b.91);Baffle plate groove is provided on the housing (4b.1)
(4b.12), slide (4b.13), square hole (4b.14), the sliding groove between square hole (4b.14) and slide (4b.13)
(4b.11) and two dovetail grooves (4b.15) on slide (4b.13) same plane, the baffle in baffle plate groove (4b.12)
Hole (4b.16), connecting hole (4b.17), dovetail groove (4b.15) top and baffle plate groove (4b.12) lower part overlap and are communicated in slip
Slot (4b.11), the sliding panel (4b.2) are installed in the sliding groove (4b.11) of housing (4b.1), the sliding panel
(4b.2) one side afterbody is raised connecting rod (4b.21), and square hole (4b.14) of the raised connecting rod (4b.21) through housing is inserted in branch
It supports in crossbeam (4a) jack (4a.1), the opposite side afterbody of sliding panel (4b.2) is in raised platforms (4b.22) and center
Recessed boss (4b.23);Two baffles (4b.3) are plugged in respectively in the baffle plate groove (4b.12) of housing (4b.1) so that two
Protruding column set by baffle both ends is inserted into /V in baffle holes respectively, and two short spring (4b.4) is connected to baffle and gear respectively
Between board slot, baffle (4b.3) bottom transverse is across slide (4b.13) and sliding groove (4b.11);Switchboard (4b.5) installation
In on housing (4b.1) slide (4b.13), the switchboard (4b.5) both sides are equipped with triangle protrusion (4b.53), two triangles
Raised (4b.53) is respectively arranged in corresponding dovetail groove (4b.15) and two triangle protrusions (4b.53) are in switchboard
The heart is symmetrical, in the through hole of switchboard boss (4b.52) the insertion cover board (4b.8);Lead between two hook plates (4b.6)
It crosses elastic string (4b.7) to connect and be installed in the groove (4b.51) of switchboard (4b.5), the hook plate (4b.6) is held in opposite directions
The locking projections of boss (4b.23) cooperation with raised platforms (4b.22) and center indent with switchboard (4b.5)
(4b.61);There are four the companies coordinated with the connecting hole (4b.17) on housing (4b.1) surface for described cover board (4b.8) edge distribution
Column (4b.81) is patched, square through hole (4b.82) is provided on the cover board, the concave station (4b.91) of switch connecting rod (4b.9) penetrates
Square through hole (4b.82) is connected with the switchboard boss (4b.52) of switchboard (4b.5) one side, on the plane desktop (1)
It is provided with and the corresponding intercommunicating pore of cover plate through hole (7) positioned at side where switch connecting rod (4b.9).
2. crossbeam pop-up folding table according to claim 1, it is characterised in that:The inside of the hinge column (2a) is
Hollow structure is connected the circle for being provided on end and extending along hinge column (2a) length direction in hinge column (2a) with table leg housing (2b)
Hole (2a.2), the inner face where circular hole (2a.2) are provided with fore-set sliding groove (2a.1) along hinge column (2a) length direction, hinged
The outer surface of column (2a) is provided with through hole (2a.3), which connects with inner hollow, fore-set sliding groove (2a.1)
The rotating hole perpendicular with through hole (2a.4) is provided on the whole;Automatic lock is provided in the fore-set sliding groove (2a.1)
Determine mechanism, the automatic locking mechanism (5) is provided with the slip fore-set of spring mounting hole (5a.11) including bottom, is installed on spring
Fore-set spring (5a.7) in mounting hole (5a.11), two be respectively arranged in through hole (2a.3) and with idler wheel (5a.3)
Clamping block (5a.2), be respectively arranged between clamping block (5a.2) and hinge column (2a) inner surface retracting spring (5a.4),
Locked flapper (5a.5), the torsional spring (5a.6) for being fixedly mounted on locked flapper (5a.5) and hinge column (2a) inner surface, the cunning
Dynamic fore-set includes sliding shoe (5a.12), the mandril (5a.13) on sliding shoe (5a.12), the pillar on top of lower part
(5a.14), the pillar (5a.14) are installed in circular hole (2a.2), and the sliding shoe (5a.12) is installed on fore-set sliding groove
In (2a.1), the fore-set spring (5a.7) being installed in spring mounting hole (5a.11) also is located in sliding groove (2a.1);The lock
Baffle (5a.5) upper and lower ends are determined for column spinner (5a.51) and are installed in rotating hole (2a.4), locked flapper (5a.5)
Middle part cooperates for the symmetrical cam of profile (5a.52) and with the idler wheel (5a.3) on clamping block (5a.2), locked flapper
(5a.5) is equipped with and mandril (5a.13) matched linked-baffle (5a.53).
3. crossbeam pop-up folding table according to claim 1, it is characterised in that:It is carried certainly inside the hinge column (2a)
Dynamic locking mechanism is provided with fore-set on the hinge column (2a) and desktop (1d) connecting end surface and slides deep trouth (2a.5), cutting with scissors
Column (2a) surface is connect close to desktop connection end position equipped with the symmetrical shrinkage pool with smooth surface transition, outside hinge column and table leg
The circular hole (2a.2) extended along hinge column length direction is provided on set (2b) connection end and the circular hole (2a.2) is slided with fore-set
Deep trouth (2a.5) connects, and the outer surface of hinge column is provided with through hole (2a.3), which slides deep trouth with fore-set
(2a.5) is connected, and the automatic locking mechanism is arranged at fore-set and slides in deep trouth (2a.5), automatic locking mechanism (5) bag
Include triangle fore-set (5a), two sliding blocks (5b) with inclined-plane (5b.1), deep trouth (2a.5) is adaptable to be coordinated with being slided with fore-set
Seal boss (5d.1) bottom plate (5d), through triangle fore-set and connect two sliding blocks elastic string (5e), be placed in triangle fore-set
Spring (5c) between (5a) and bottom plate (5d), the triangle fore-set (5a) include the isosceles trapezoid platform (5a.1) of lower part, top
Triangle fore-set pillar (5a.9), the top surface of the triangle fore-set pillar (5a.9) is arc surface, the triangle fore-set pillar
(5a.9) is installed in the circular hole (2a.2) of hinge column;Two sliding blocks are respectively arranged in through hole (2a.3), the cunning
The inclined-plane (5b.1) of block (5b) is bonded with isosceles trapezoid platform (5a.1) side central plane of triangle fore-set (5a).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621408491.4U CN207411780U (en) | 2016-12-21 | 2016-12-21 | Crossbeam pop-up folding table |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621408491.4U CN207411780U (en) | 2016-12-21 | 2016-12-21 | Crossbeam pop-up folding table |
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CN207411780U true CN207411780U (en) | 2018-05-29 |
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CN201621408491.4U Expired - Fee Related CN207411780U (en) | 2016-12-21 | 2016-12-21 | Crossbeam pop-up folding table |
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CN (1) | CN207411780U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109674216A (en) * | 2019-01-10 | 2019-04-26 | 红河学院 | A kind of Environment Design drawing unfolding table |
-
2016
- 2016-12-21 CN CN201621408491.4U patent/CN207411780U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109674216A (en) * | 2019-01-10 | 2019-04-26 | 红河学院 | A kind of Environment Design drawing unfolding table |
CN109674216B (en) * | 2019-01-10 | 2021-03-19 | 红河学院 | Drawing exhibition is put table for environmental design |
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