CN2345061Y

CN2345061Y - Improved structure of meeting table

Info

Publication number: CN2345061Y
Application number: CN98248340.6U
Authority: CN
Inventors: 张梅芳
Original assignee: Individual
Current assignee: Individual
Priority date: 1977-04-22
Filing date: 1998-11-06
Publication date: 1999-10-27
Anticipated expiration: 2008-11-06

Abstract

The utility model relates to an improved structure of a meeting table, mainly composed of a tabletop, a square tube main frame, a rotary folding foot rack and connecting hinges. The tabletop of the meeting table is designed into a one chip type or a double truncation type, the square tube main shaft is locked and arranged at the long side end near the edge at the bottom of the tabletop, an extending end is reserved, and simultaneously, a pin tube vertically penetrates through in a lateral direction at the proper position with a certain distance from the extending end on the main frame. The rotary folding foot rack is designed into a circular tube body and tabled at the pin tube between the front and the rear ends of the square tube main frame and can rotate and be folded, so that the bearing force on the tabletop can indirectly penetrate an assembling structure and be homogeneously distributed on the supporting square tube main shaft, the compressive strength of the table body is increased for relatively heavy pressure, and the hinge structure is solid and not easy to break.

Description

Improve the conference table of structure

The utility model relates to a body structure, but refers to a kind of desk that is suitable as the folding table pin of conference table, garden table, computer desk and workbench etc. especially.

At present traditional conference table structure, it is as shown in Figure 1 rough, comprise and be provided with a desktop 1, this desktop can be integral type or is designed to bipartial all can, the carriage 2 that one annular is arranged in the locking of desktop 1 bottom, in this carriage, be provided with rotating table pin 3, this pin is arcs of recesses for utilization clasp 4 is screwed into the desktop base plate with screw and fixes, be provided with the hinge 5 of skeleton symbol to engage in annular brace frame 2 joining places simultaneously, reach the area that has use after conference table is spread out, the Shi Gengke that finishes using closes 3 pairs of overlappings of table pin, dwindles the area that it is deposited.

Yet above-mentioned conference table commonly used structure, it has the unsound shortcoming of structure, promptly following some:

The first, the set-up mode of this supporting frame is not good, though annular brace frame 2 establish along desktop, but to support position of supporting the desktop pressure-bearing be not near a table edge for it, so as easy as rolling off a log pressurized because of table edge place causes desktop 1 edge portion to be ruptured.

The second, annular brace frame 2 its bridges that adopted are not designed to the form of combining with a table pin 3, only this pin 3 its for the clasp 4 of using four arcs of recesses with screw locking, reach a kind of effect of revolving folding as Footrest of desk.Face thus from the pressure-bearing pressure on the meeting desktop, will be the support of contacting to earth because of foot rest, support pressurized on the clasp 4 of four arcs of recesses of this locking and concentrate, further analysis is that pressure-bearing is on the screw that locks is rely in this institute, therefore often cause desktop base plate timber to subside, and the loose damage that is easy to come off of locking screw is the principal element that causes product reduction in service life.

The 3rd, but the conference table of folding bipartial structure, its two desktops mainly are to gang up with composition by the hinge 5 that rank is established, applied hinge 5 structures of habit formula are just as shown in Figure 2, it has the chain sheet 6 that is linked to annular brace frame 2 one ends respectively, and be linked to the chain sheet 6a of the annular brace frame 2a other end, two

side chain sheets

6,6a goes here and there the pivot combination mutually with a shank 7, when conference table is spread out, this hinge 5 is because of the structure design, make two-

section portion desktop

1 and 1a expection mutually against, and be soft wherein for the timber tool because of the plate of desktop, satisfy therefore cause and bear the form that the strength that presses down on the desktop just is shearing, virtually this this shank 7 is formed and destroy, meet and after gravity presses down improperly, therefore shank 7 normal and be subjected to shear fracture, is conference table fragile structure part.

Main purpose of the present utility model, aim to provide a kind of improvement structure conference table, the combination that it utilizes desktop, supporting square tube, hinge and foot rest makes to have the height supporting role, be easy to the folding storage carrying, and be suitable as uses such as conference table, garden table, computer desk and workbench.

Secondary objective of the present utility model aims to provide a kind of conference table that improves structure, and the advantage that it has desktop bottom support mean forced can be the heavier pressure of pressure-bearing.

In order to achieve the above object, a kind of conference table that improves structure of the utility model mainly comprises desktop, square tube body frame, revolves the folding foot rest and links hinge, wherein;

Desktop is the smooth plate body of tool;

The square tube body frame is locked on long side proximal edge place, desktop bottom, is provided with the supporting square tube end of extension, sentences reinforcement pressure-bearing strength to lean on to support to the most last edge of desktop, and the square tube body frame vertically wears in the appropriate location side direction and is combined with the circular pegs pipe;

Can revolve the folding foot rest, be made as circular body and be embedded in circular casing, the circular casing of foot rest is embedded on the corresponding pin pipe of square tube body frame front and back ends, rotatable angle changing;

Utilization can be revolved the front and back end that folding foot rest pin is located at the square tube body frame, and the square tube body frame is fixed in the bottom of desktop, constitutes the structure of a conference table.

The desktop of described conference table designs for one chip.

This desktop is a bipartial, and the square tube body frame blocks in the section corresponding position, and the mat hinge links the square tube at two ends; Wherein, the hinge two ends respectively are incorporated on the square tube body frame, are provided with left and right chain sheet, on the plate body of each chain sheet, extend and be provided with against plate, balancing or cancel each other, the plate body with vertical bending supports against each other between backup plate, and left and right chain sheet is to articulate combination with a bearing pin, thereby constitutes the bipartial conference table of bending.

The fracture of the square tube end of described square tube body frame is filled out the cover plug of establishing a colloid.

Described pin pipe is that embedding is tied in the square tube body frame, and is welded and establish firm combination.

From above technical scheme, can obviously find out, the conference table of this improvement structure of the present utility model, wherein the desktop bottom is provided with the square tube body frame, this square tube body frame is locked on long side proximal edge place, desktop bottom, to lean on the pressure-bearing strength on the support desktop, vertical apart from extending end appropriate position side direction on this body frame in conjunction with being provided with the pin pipe, with the pin pipe is that the accurate part of intercalation is before the square tube body frame of both sides, each pin closes the foot rest that can revolve folding between the rear end, framework becomes the carriage that lands of ring type, make when the pressure-bearing strength on the desktop imposes on body frame or foot rest, can through connecting structure stress be distributed on the square tube body frame of leaning on support indirectly.If the desktop of conference table is with two intercept form panel designs, on the two ends square tube body frame at its section place, then respectively be provided with can be tortuous the binding hinge, this hinge bodies feature is to be to be provided with against plate in the face of supporting, make the strength that supports go ahead of the rest pressure-bearing in this on plate, and then reach release hinge load pressurized fail in shear, greatly increased the service life of hinge.

In sum, plant the structure-improved of conference table according to this, improved the design form of desktop bottom support hack lever, the compressive resistance of the utility model table body is increased, the hinge bodies sturdy construction is difficult for having the anxiety of fracture.

As for detailed construction of the present utility model, application principle, effect and effect, then the explanation of doing with reference to following accompanying drawing can be understood completely.

Brief description of drawings:

Fig. 1 is the bottom view of a conference table commonly used;

Fig. 2 is the side view of conference table hinge structure commonly used;

Fig. 3 is a stereo appearance figure of the present utility model;

Fig. 4 is a structure decomposition map of the present utility model;

Fig. 5 is the bottom view of the utility model conference table;

Fig. 6 is the structure decomposition map of the utility model square tube body frame and foot rest;

Fig. 7 is that the utility model such as Fig. 6 make up the back partial sectional view;

Fig. 8 is that the utility model is along the A-A hatching line schematic diagram among Fig. 7;

Fig. 9 is the utility model hinge appearance schematic diagram;

Figure 10 is the utility model hinge structure exploded view.

It is shown in Figure 5 to see also Fig. 3, by can find out among the figure the utility model mainly by desktop 10, square tube body frame 20, can revolve folding foot rest 30 and link hinge 40 and be formed; Its desktop 10 can screw, rivet ... combine with square tube body frame 20 Deng link component, make this square tube body frame 20 sail again and close and to revolve folding foot rest 30, reach the function that bracing frame stands on ground.And in the utility model illustrated embodiment, its desktop 10 is to be designed to be the collapsible form of two-section, so relatively its square tube body frame 20 is provided with hinge 40 to link the square tube at its two ends in the section place, constitutes a kind of conference table body of collapsible collected type.

See also Fig. 6, shown in Figure 7, after square tube body frame 20 of the present utility model is fixed along the table root edge, at first keep the supporting square tube end 21 that is provided with extension, it is because of being supported in nearly table edge place, so make the edge portion of a body therefore have more the effect of withstand voltage anticracking, simultaneously fill out the cover plug 22 of establishing a colloid, keep its aesthetic property in the fracture of its square tube end.One circular pegs pipe 23 is penetrated by square tube body frame 20 side direction, be welded in the inside of square tube body frame 20 in its interior construction, grow 23 of the set pin pipes of side in two bodies again, foot rest 30 is rolled in revolving of keying the utility model table body, and the body of its foot rest is because of also being made as the pipe body, so with the square tube body frame on pin manage mutual fit after, for have the rotation sincere partially function reach a purpose that folds (as shown in Figure 8).

Support hack lever of the present utility model is because of square tube body frame 20 and can revolve folding foot rest 30 with 23 keyings of pin pipe, make and reach the pressure-bearing strength that supports conference table, support jointly and the binding foot rest in the table edge is whole because of body frame square tube 20 again, reach the function that be supported in ground of indirect transfer to foot rest 30, be for having uniform effect of leaning on support, it is only compared for single-point supports the concentrated shortcoming of easy stress with the formula of habit conference table, really make conference table of the present utility model have compressive resistance and comparatively strengthen, be difficult for forming the practical effect that pressurized breaks.

See also Fig. 9, shown in Figure 10, hinge 40 structures that link square tube body frame 20 for its section place of the utility model bipartial desktop, by being provided with left chain sheet 41 and right chain sheet 42 graphic comprising as can be known, on the plate body of each chain sheet, extend and be provided with against

plate

411 and 421, balancing or cancel each other, the plate body with vertical bending supports against each other between backup plate, and left and right two

chain sheets

41,42 constitute a bent link component with a bearing pin 43 pivots knot.

When the utility model conference table spread out both sides desktop 10 against each other after, its square tube body frame 20 that is incorporated into desktop 10 bottoms promptly interlinks with hinge 40, rotating shaft center is located at bearing pin 43 places, though be soft wooden but not metal rigidity material so because of desktop 10, its against the time make it that this pressure is passed to this hinge 40 because of the pressure-bearing strength on desktop top, and see through the left side of hinge 40, support is leant in the set expection against

plate

411 and 421 on the right chain sheet, event is unlikely to have the stress of cutting down to add all on bearing pin 43 again, thereby keep bearing pin 43 only as rotation hub, and do not carry the stress that presses down, reach the unlikely security that fractureed by shearing.

In sum, this kind of the present utility model improves the conference table of structure, really have and use that bearing structure is firm, simple structure, fold effects such as being beneficial to carry carrying easily, also can be provided as the table structure of garden table, computer desk, workbench and similar applications, have practical value undoubtedly.

Claims

1, a kind of conference table that improves structure, mainly by desktop, square tube body frame, revolve the folding foot rest and link hinge and formed, desktop is smooth plate body, it is characterized in that;

Described square tube body frame is locked on long side proximal edge place, desktop bottom, and is provided with the supporting square tube end of extension, leans on the most last edge place of supportting to desktop, and side direction vertically wears and is combined with the circular pegs pipe on the square tube body frame front and back end;

Can revolve the folding foot rest, be made as circular body and be embedded in circular casing, the circular casing of foot rest is embedded on the corresponding pin pipe of square tube body frame front and back ends, rotatable angle changing.

2, the conference table of improvement structure as claimed in claim 1 is characterized in that: the desktop of described conference table designs for one chip.

3, the conference table of improvement structure as claimed in claim 1 is characterized in that: this desktop is a bipartial, and the square tube body frame blocks in the section corresponding position, and the mat hinge links the square tube at two ends; Wherein, the hinge two ends respectively are incorporated on the square tube body frame, are provided with left and right chain sheet, extend to be provided with against plate on the plate body of each chain sheet, balance or cancel each other that the plate body with vertical bending supports against each other between backup plate, and left and right chain sheet is to articulate combination with a bearing pin.

4, the conference table of improvement structure as claimed in claim 1 is characterized in that: the fracture of the square tube end of described square tube body frame is filled out the cover plug of establishing a colloid.

5, the conference table of improvement structure as claimed in claim 1 is characterized in that: described pin pipe is that embedding is tied in the square tube body frame, and is welded and establish firm combination.