CN201119560Y

CN201119560Y - Tabletop reinforcing structure

Info

Publication number: CN201119560Y
Application number: CNU2007200090751U
Authority: CN
Inventors: 崔宽峻
Original assignee: Xiamen Innovation Metal Products Co Ltd
Current assignee: Xiamen Innovation Metal Products Co Ltd
Priority date: 2007-12-06
Filing date: 2007-12-06
Publication date: 2008-09-24
Anticipated expiration: 2017-12-06

Abstract

A reinforcing structure of desktop is composed of a plurality of laths and provided on a fixing block of a desk frame via two movable transverse rods supporting the two ends of the laths, wherein the desk frame is composed of four columns with four groups of side holding poles crossed and pivoted two-by-two, wherein each side holding pole is pivoted with a fixing block and a slider on the column, the two opposite side holding pole groups are respectively pivoted with two auxiliary holding poles, one end of the two holding auxiliary poles is pivoted with a support block while another end is pivoted with the two crossed and pivoted side holding poles, the middle of the support lath of the desktop is supported on the support block via a movable transverse rod. The transverse rod can support the middle of the desktop to prevent suspension at the middle of the support lath, thereby reinforcing the support of the desktop and preventing concave deformation to improve the support strength of the desktop, therefore, the utility model can reduce the material cost of the desktop support lath.

Description

The reinforcement structure of desktop

Technical field

The utility model relates to a kind of combined type desk of the usefulness of travelling or camp, and is meant a kind of reinforcement structure of desktop especially.

Background technology

Be generally and be convenient for carrying, travel outdoors or camp and adopt the folding structure mostly with occasional table.As shown in Figure 1, be folding table structure commonly used now, it is made of collapsible table frame 2 ' and collapsible desktop 1 ', be partly to launch the back respectively with two to cooperate the formation one that is fixed together to have the desk of supporting role during use, detailed its desktop 1 ' structure of seeing is that the concaveconvex structure that is provided with by the side by one group of hollow metal lath 11 ' and elastic drag rope cooperatively interact together that the back constitutes a desktop 1 '; Desktop 1 ' is being supported in a frame 2 ' when going up, and is to utilize the front and back end of two cross bar supporting desktops, 1 ' lath 11 ' and be placed on the frame 2 '.This desktop 11 ' is cooperatively interacted by laths of metal 11 ' fully and constitutes one complete, thereby the more cost of desktop 1 ' that makes of the usage quantity of laths of metal 11 ' improves.

Shown in Fig. 2,3, this case design artificially reduces the material cost of desktop and has designed a table top set-ups, it is to constitute by a soft desktop fixed cover A and one group of support lath B, this fixed cover A is provided with one group of spacing block set A1, and lath B places this spacing block set A1 to play the effect of rigid support respectively; Though the usage quantity of lath B has reduced, but this support lath B still need have the certain rigid support requirement, because two cross bar C only are the front and back ends of supporting desktop lath B, the most lath B in its middle part also is in vacant state, if the wall thickness reduction of lath B, further reduce its material cost, but can deposit the rigidity of support deficiency, promptly some lath B of desktop can be because of the problem of the unsettled concave deformation in middle part.

The utility model content

The purpose of this utility model is to provide a kind of can reduce the desktop material cost, can guarantee the reinforcement structure of the folding table desktop of desktop support strength again.

For achieving the above object, solution of the present utility model is: a kind of reinforcement structure of desktop, desktop is to be made of a plurality of laths, place on the fixed block of folding table frame by the two movable transverse bridges that support before and after the lath, this frame is to be made of by four groups of fixed block and slide blocks that intersect in twos on the column that the side pole that articulates and each side pole articulate four columns; Wherein be articulated with two auxilliary poles respectively on table frame two opposite groups side pole, an end of two auxilliary poles is to be articulated on the back-up block, and the other end is to be articulated in respectively on the side pole of two intersection pivot joints; The support lath middle part of desktop also is to be placed on the back-up block by a movable cross bar.

The lath of described desktop is spacing by a soft fixed cover.

The lath of described desktop is to be each lath gap arrangement by connection cord.

Described fixed block top is provided with the groove of setting cross bar.

Set the protruding grain in position in the described groove, corresponding this protruding grain is provided with the locating hole that cooperates with it respectively in the front and rear part of cross bar.

Described fixed block top is provided with protruding grain, and corresponding this protruding grain is provided with the locating hole that cooperates with it respectively in the front and rear part of cross bar.

Described back-up block top is provided with the groove of setting cross bar.

Described back-up block top is provided with protruding grain, and corresponding this protruding grain is provided with the locating hole that cooperates with it respectively in the front and rear part of cross bar.

The lower surface of described fixed cover is provided with body or the hasp that cooperates with table frame cross bar.

After adopting such scheme, because the utility model is by added two groups of auxilliary poles on the side pole of table frame opposite face, these two groups auxilliary pole being are articulated in two back-up blocks of side pole upper support and are positioned at the middle part of launching the table frame, when desktop frame places on the frame, can mount a support rail again at the middle part that desktop supports lath, this cross bar can have a supporting role to the middle part of desktop, with the support lath center that prevents desktop in vacant state, desktop had the effect that a reinforcement is supported, when desktop is stressed, can not go out the problem of desktop concave deformation, the support strength of desktop is improved; So can further reduce the material cost that desktop supports lath.

Description of drawings

Fig. 1 is the three-dimensional exploded view of technology formerly;

Fig. 2 is another schematic perspective view of technology formerly;

Fig. 3 is the schematic perspective view of the utility model desk combination;

Fig. 4 is the combination schematic diagram of the utility model table frame and cross bar;

Fig. 5 is the decomposing schematic representation of the utility model table frame and cross bar;

Fig. 5 A is the partial enlarged drawing of Fig. 5;

Fig. 6 is the expansion schematic diagram of the utility model table frame;

Fig. 7 is the folding figure of the utility model table frame;

Fig. 8 is the collapse state figure of the utility model table frame.

The specific embodiment

Shown in Fig. 3 to Fig. 5 A, the utility model folding table is to be made of desktop 1, folding table frame 2 and three cross bars 3;

This desktop 1 is to form (or spacing by soft fixed cover, promptly each lath 11 is to be placed in the soft fixed cover) by a plurality of laths 11 by the arrangement that connection cord is the gap;

Table frame 2 comprises that four columns 21, four groups intersect the side pole that articulates 22, four fixed block 23 and four slide blocks 24 that are slidingly equipped with on the column 21 that are positioned at column 21 tops in twos; Each side pole 22 two ends is articulated in respectively on fixed block 23 and the slide block 24, and each middle part of organizing side pole 22 is to be articulated mutually; Key of the present utility model is: an end that is articulated with two auxilliary pole 25, two auxilliary poles 25 on table frame 2 two opposite groups side poles 22 respectively is to be articulated on the back-up block 26, and the other end is to be articulated in respectively on the side pole 22 of two intersection pivot joints; The top of fixed block 23 and back-up block 26 is respectively equipped with groove 231,261, is provided with the protruding grain 232,262 in location in addition in this groove 231,261; Certainly protruding 232,262 of this location also can be directly arranged in (not shown) on the upper surface of fixed block 23 and back-up block 26.

The corresponding above-mentioned protruding grain 232,262 in location in the two ends of cross bar 3 is provided with the locating hole (not shown)

As shown in the figure, when launching the table frame, these two groups auxilliary poles 25 also can together be launched with homonymy pole 22, and two back-up blocks 26 are propped up, two back-up blocks 26 of this moment and other four fixed blocks 23 are on same plane, the two ends of former and later two cross bars 3 being embedded in the groove 231 of fixed block 23 simultaneously respectively, its locating hole is combined together with the protruding grain 232 in location again, its locating hole is combined together with the protruding grain 262 in location and the two ends of middle cross bar 3 are embedded in the groove 261 of back-up block 26 simultaneously respectively, and the desktop 1 that launches is erected at and links together by connector (lower surface as fixed cover is provided with and a body or a hasp that the frame cross bar cooperates) and cross bar on three cross bars 3, promptly finishes the expansion of folding table.

Because the utility model is by having added two groups of auxilliary poles 25 on the side pole 22 of table frame 2 opposite faces, these two groups auxilliary poles 25 are to be articulated in two back-up blocks 26 of side pole 22 upper supports and to be positioned at the middle part of launching table frame 2, when desktop 1 is placed on the frame 2, can mount a support rail 3 again at the middle part that desktop 1 supports lath 11, this cross bar 3 can have a supporting role to the middle part of desktop 1, be in vacant state with support lath 11 middle parts that prevent desktop 1, desktop 1 had the effect that a reinforcement is supported, when desktop 1 is stressed, can not go out the problem of desktop 1 concave deformation, the support strength of desktop 1 is improved; So can further reduce the material cost that desktop 1 supports lath.

Extremely shown in Figure 8 as Fig. 6, when this folding table of folding, otherwise above-mentioned action is removed desktop 1 and cross bar 3 from table frame 2, inwardly concentrate and fold a frame 2, slide block 24 promptly can move down along each column 21, makes side pole 22 and column 21 concentrate closing, with it simultaneously, two groups of auxilliary poles 25 are also concentrated in the lump with homonymy pole 22 and are folded, thereby realize the function that folds of folding table frame.

Claims

1, a kind of reinforcement structure of desktop, desktop is to be made of a plurality of laths, place on the fixed block of folding table frame by the two movable transverse bridges that support before and after the lath, this frame is to be made of by four groups of fixed block and slide blocks that intersect in twos on the column that the side pole that articulates and each side pole articulate four columns; It is characterized in that: be articulated with two auxilliary poles respectively on table frame two opposite groups side pole, an end of two auxilliary poles is to be articulated on the back-up block, and the other end is to be articulated in respectively on the side pole of two intersection pivot joints; The support lath middle part of desktop also is to be placed on the back-up block by a movable cross bar.

2, the reinforcement structure of desktop as claimed in claim 1 is characterized in that: the lath of desktop is spacing by a soft fixed cover.

3, the reinforcement structure of desktop as claimed in claim 1 is characterized in that: the lath of desktop is to be each lath gap arrangement by connection cord.

4, the reinforcement structure of desktop as claimed in claim 1, it is characterized in that: fixed block top is provided with the groove of setting cross bar.

5, the reinforcement structure of desktop as claimed in claim 4 is characterized in that: set the protruding grain in position in the groove, corresponding this protruding grain is provided with the locating hole that cooperates with it respectively in the front and rear part of cross bar.

6, the reinforcement structure of desktop as claimed in claim 1 is characterized in that: fixed block top is provided with protruding grain, and corresponding this protruding grain is provided with the locating hole that cooperates with it respectively in the front and rear part of cross bar.

7, the reinforcement structure of desktop as claimed in claim 1, it is characterized in that: back-up block top is provided with the groove of setting cross bar.

8, the reinforcement structure of desktop as claimed in claim 7 is characterized in that: set the protruding grain in position in the groove, corresponding this protruding grain is provided with the locating hole that cooperates with it respectively in the front and rear part of cross bar.

9, the reinforcement structure of desktop as claimed in claim 1 is characterized in that: back-up block top is provided with protruding grain, and corresponding this protruding grain is provided with the locating hole that cooperates with it respectively in the front and rear part of cross bar.

10, the reinforcement structure of desktop as claimed in claim 2 is characterized in that: the lower surface of fixed cover is provided with body or the hasp that cooperates with table frame cross bar.