CN202714541U

CN202714541U - Folding bed

Info

Publication number: CN202714541U
Application number: CN 201220420887
Authority: CN
Inventors: 张国桢
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-08-23
Filing date: 2012-08-23
Publication date: 2013-02-06
Anticipated expiration: 2022-08-23

Abstract

The utility model discloses a folding bed which comprises front support legs and back support legs. The front support legs comprises a first front arm hinged to the lower portion of a bed surface frame and a second front arm hinged to the first front arm, the upper end of the second front arm away from the hinged position of the second front arm and the first front arm is in supported connection with the lower portion of a front bed surface frame through a detachably-connected clamping connection structure, and the clamping connection structure comprises a pair of support plates fixed at the lower portion of the front bed surface frame at intervals in a left-right mode, limiting clamping grooves arranged and distributed on the support plates along the front-back direction and clamping pins arranged at the upper end of the second front arm correspondingly. The limiting clamping grooves comprises openings arranged on the bottom edges of the corresponding support plates and used for corresponding clamping pins to pass through and slide ways arranged in the openings, extending towards the front and used for the clamping pins to slide towards the front, wherein the tail ends of the slide ways are downward provided with grooves in stopping match with the corresponding clamping pins in retreating. The folding bed is simple in structure and convenient and reliable in use, reduces the construction cost, achieves maintenance free and facilitates usage of people.

Description

Folding bed

Technical field

The utility model relates to a kind ofly can fold the folding bed of putting.

Background technology

Chinese utility model patent open file CN201831374U discloses a kind of folding bed, this folding bed comprises footpost and is erected at bed surface on the footpost, wherein, footpost comprises and minute is located at the head of a bed, front footpost and the back leg of tailstock, bed surface is by the front bed surface and the rear bed surface that is supported on the back leg that are supported on the head of a bed, before, hinged by bearing pin between the rear bed surface, be supported on the Retractive leg bar that is provided with adjustable in length in the front footpost under the front bed surface, this Retractive leg bar comprises the first bar and the second bar that sleeve cooperates, be provided with rack and pinion engagement mechanism between the first bar and the second bar, and be provided with accordingly the gear lock locking mechanism for fixed gear tooth bar engaging mechanism after adjusting to the right place.This folding bed is adjusted the length of Retractive leg bar by driven wheel tooth bar engaging mechanism, thereby can regulate the raising height of front bed surface, realize the bed surface location by gear lock locking mechanism fixed gear tooth bar engaging mechanism after adjusting to the right place, the people can be lain low as required or seating in bed, improve the comfortableness of folding bed.But this folding bed lifts the electrodeless adjusting of angle owing to adopting rack and pinion engagement mechanism and corresponding gear lock locking mechanism so that this folding bed can be realized front bed surface, but its structure is comparatively complicated, and manufacturing cost is higher.

The utility model content

The purpose of this utility model is: provide that a kind of guiding mechanism that front bed surface is lifted is simple in structure, the folding bed of low cost of manufacture.

The technical solution of the utility model is: a kind of folding bed, comprise the bed surface framework, footpost, described bed surface framework by by hinge hinged before, rear two parts form, described footpost is by distinguishing support and connection in front, two front leg struts of the left and right sides, rear bed surface framework bottom and two rear support legs form, described two front leg struts comprise and are articulated in respectively the first identical forearm of bed surface framework one side and structure and are articulated in the second forearm on corresponding the first forearm, described the second forearm away from its with the interface arrangment support and connection by releasable connection of the upper end of corresponding the first forearm articulated position in front bed surface framework bottom, the interface arrangment of described releasable connection comprises and is fixed in the gripper shoe that extend along fore-and-aft direction front bed surface framework bottom, be arranged in the plural spacing draw-in groove on the gripper shoe and be located at the bayonet lock of the spacing draw-in groove clamping cooperation on each second forearm upper end and the corresponding gripper shoe along fore-and-aft direction, described spacing draw-in groove comprises and is opened in the opening that corresponding gripper shoe base is passed through for corresponding bayonet lock, be located in each opening towards the place ahead and extend the slideway that slides for before and after the corresponding bayonet lock that snaps in, all dig down at the front end of each slideway and cooperate the groove that prevents that bayonet lock from deviating from by corresponding slideway with the corresponding bayonet lock block that snaps in.

On described forward and backward two supporting legs, also be fixed with respectively the cross bar that arranges along bed surface frame width direction, be connected with between two cross bars be used to prevent the first forearm in the upper end the stressed tractive wire side that tilts when excessive.

On described tractive wire side, also be provided with the storage tank for storing articles.

Between the cross bar of described forward and backward two supporting legs, also by the corresponding connecting plate support and connection that arrange in two cross bars middle part support bar is arranged.

Described rear support leg comprises that the first postbrachium, the second postbrachium, relative spacing are divided into a pair of slide rail of the rear bed surface framework left and right sides and slip cap and are loaded on sliding sleeve on the corresponding slide rail, when the length of described the first postbrachium and the second postbrachium all keeps flat greater than the bed surface framework apart from the height on ground, the lower end of the lower end of described the first postbrachium and the second postbrachium is hinged, the upper end of the first postbrachium is articulated on the rear bed surface framework that is positioned at slide rail the place ahead, and the upper end of the second postbrachium is articulated on the corresponding sliding sleeve.

In described two slide rails also respectively by spring top be equipped with for when folding bed is opened with the elasticity lock ball of the spacing cooperation of corresponding sliding sleeve block.

Bottom at described forward and backward supporting leg is separately installed with road wheel.

The connecting bolt that described bed surface is laid by circumferentially-spaced is fixedly connected with the bed surface framework, also is sewed with the surrounding edge that is covered in above the connecting bolt all around at bed surface.

In the folding bed of the present utility model, have with the spacing draw-in groove of the corresponding clamping of bayonet lock on the front leg strut and to be opened in the opening that corresponding gripper shoe base is passed through for corresponding bayonet lock, the slideway that slides towards the place ahead for the corresponding bayonet lock that snaps in of being located at that each open upper end offers forward and dig down in each slideway front end and be used for preventing that corresponding bayonet lock is by the groove of deviating from that slides, cooperate with block between the bayonet lock and can before utilization, promote to avoid bayonet lock to withdraw from spacing draw-in groove when folding bed moves by the bed surface framework by groove, thereby improved the dependability of folding bed, this folding bed structure is simple, easy to use, reliably, not only reduced the cost of folding bed, and realized the non-maintaining of folding bed, easy for people to use.

Description of drawings

Fig. 1 is the structural representation of the utility model folding bed specific embodiment;

Fig. 2 is the A section enlarged drawing among Fig. 1;

Fig. 3 is the B section enlarged drawing among Fig. 1;

Fig. 4 is the top view of tractive wire side among Fig. 1;

Fig. 5 is that K among Fig. 4 is to view;

Fig. 6 is the johning knot composition between bed surface framework and the bed surface in the utility model folding bed;

Fig. 7 is the use state diagram when front bed surface framework upwards lifts among Fig. 1;

Fig. 8 is the folded state schematic diagram (having omitted the tractive wire side among the figure) of the utility model folding bed.

The specific embodiment

The implementation of folding bed of the present utility model for example Fig. 1 is extremely shown in Figure 7, this folding bed has bed surface framework 1 and support and connection at the footpost of bed surface framework 1 bottom, bed surface framework 1 is divided into front bed surface framework 11 and rear bed surface framework 12, front and back two parts

bed surface framework

11,12 is the door-shaped frame structure that is oppositely arranged, front and back two bed surface frameworks 11, between 12 by the hinged rectangular configuration that surrounds of hinge, footpost mainly is comprised of two front leg struts 3 and two rear support legs 2 of support and connection in the left and right sides, rear bed surface framework 12 bottom of relative support and connection in the left and right sides, front bed surface framework 11 bottom, the road wheel 4 before and after corresponding being equipped with respectively in the lower end of two front leg struts 3 and two rear support legs 2.

In the present embodiment, each front leg strut 3 forms by structure identical the first forearm 31 and the second forearm 32, a kind of front leg strut 3 of a side is example, the upper end of the first forearm 31 in this front leg strut 3 is articulated in rear bed surface framework 12 near the rear end lower of hinge, the lower end of this first forearm 31 is obliquely installed towards the front lower place, the lower end of the second corresponding forearm be articulated on the first forearm 31 and this articulated position near the bottom of the first forearm 31, the interface arrangment support and connection of the upper end of this second forearm 32 by releasable connection are in the bottom of front bed surface framework 11.This interface arrangment comprises and is fixed in the gripper shoe 6 that extend along fore-and-aft direction front bed surface framework 11 bottoms, on the base of gripper shoe 6, be placed with four spacing draw-in grooves 61 along fore-and-aft direction, the second forearm 32 upper end correspondences of this front leg strut 3 be installed with corresponding gripper shoe 6 on the bayonet lock 34 that cooperates of spacing draw-in groove 61 clampings, wherein, the opening 611 that the spacing draw-in groove 61 of offering on the gripper shoe 6 passes through by the corresponding bayonet lock 34 of confession that vertically is opened on its base, the slideway 612 that slides for corresponding bayonet lock 34 front and back that snap in of offering towards the place ahead in each opening 611 upper end and be located at that each slideway 612 front end digs down cooperate to prevent that with the corresponding bayonet lock that snaps in 34 blocks the groove 613 that this bayonet lock 34 is deviate from by corresponding slideway 612 from forming.When current bed surface framework 11 keeps flat, the bayonet lock 34 of the second forearm 32 upper ends in each front leg strut 3 all snaps in the corresponding gripper shoe 6 spacing draw-in groove 61 foremost, when current bed surface framework 11 upwards lifts, the angle that the bayonet lock 34 of the second forearm 32 upper ends lifts according to front bed surface framework 11 snaps in other spacing draw-in groove 61 at corresponding gripper shoe 6 rear portions, because it is provided with four spacing draw-in grooves 61 in gripper shoe 6, so the front bed surface framework 11 of the folding bed in the present embodiment is provided with altogether one and keeps flat working position and three and lift working position.When front bed surface framework 11 lifts, if in the time of need to moving by the road wheel 4 promotion folding beds that supporting leg bottom in front and back arranges, because the bayonet lock 34 of the second forearm 32 upper ends snaps in the groove 613 in the corresponding spacing draw-in groove 61, thereby bayonet lock 34 can't be deviate from spacing draw-in groove 61 by corresponding slideway 612 by the rear cell wall block of corresponding recesses 613 from opening 611, increase the connective stability between front bed surface framework 11 and the front leg strut 3, improved the dependability of this folding bed.

Two rear support legs, 2 homogeneous phases are divided into two sliding sleeves 26 that the slide rail 25 that a pair of front and back of rear bed surface framework 12 left and right sides extends and linear slide be set on the corresponding slide rail 25 to two first postbrachiums 21, two second postbrachiums 22, the relative spacing of being located at rear bed surface framework 12 left and right sides and form.Herein still take a rear flank supporting leg 2 wherein as example, slide rail 25 is fixed on rear bed surface framework 12 bottoms by the fastening bolt 252 that is arranged in respectively its forward and backward two ends, the upper end of the first postbrachium 21 is articulated in rear bed surface framework 12 bottoms that are positioned at corresponding slide rail 25 the place aheads, the upper end of the second postbrachium 22 is articulated in sliding sleeve 26 bottoms of the suit that slides on the corresponding slide rail 25, apart from the height on ground, the first postbrachium 21 all was articulated on the wheel shaft of corresponding rear walking wheel 4 with the lower end of the second postbrachium 22 when the length of this second postbrachium 22 was greater than rear bed surface framework 12 and keeps flat.When this folding bed when opening, each sliding sleeve 26 all slides into the rear end of corresponding slide rail 25 and spacing by corresponding fastening bolt 252 blocks that are fixed on slide rail 25 rear ends, at this moment, the upright projection that is articulated in the second postbrachium 22 upper ends of corresponding sliding sleeve 26 bottoms is positioned at the rear of its bottom, and when folding bed is amounted to, corresponding sliding sleeve 26 slides into the front end of corresponding slide rail 25, and the first postbrachium 21 and the second postbrachium 22 are close together.For further improving the dependability of this folding bed, avoid the second postbrachium 22 when folding bed opens to front slide, its in two slide rails 25 also by the spring top that vertically installs be equipped with for open at folding bed, when corresponding sliding sleeve 26 slides into slide rail 25 rear end with the elasticity lock ball 251 of the spacing cooperation of corresponding sliding sleeve 26 blocks.

About also being fixed with respectively between two first forearms 31 of two front leg struts 3 and between two first postbrachiums 2 of two rear support legs 2, extend and identical front rail 33 and the rear transverse rod 23 of structure, between front rail 33 and rear transverse rod 23, be connected be used to preventing the in the top stressed tractive wire side 7 that tilts when excessive of the first forearm 31, be sewed be used to the storage tank 71 of depositing the article such as bed clothes, clothing on tractive wire side 7 tops.Below the tractive wire side 7 also between front rail 33 and rear transverse rod 23 also support and connection push rod 8 is arranged, take rear transverse rod 23 as example, it also is fixed with brace 24 in rear transverse rod 23 middle lower portion, offer connecting hole in the brace 24, the small top and big bottom Pear-Shaped that is of this connecting hole, the two ends of push rod 8 cooperate with the path part block of corresponding connecting hole lower end after passing respectively the bigger diameter end of connecting hole of corresponding brace.

Connecting bolt 14 tensionings by the circumferentially-spaced setting in bed surface framework 1 are fixed with bed surface 13, this syndeton is prior art, having can be referring to Chinese utility model patent open file CN201831374U, repeat no more herein, owing to leaving the gap around the bed surface 13 and between the bed surface framework 1, attractive in appearance not on the one hand, on the other hand for increasing the comfort level of folding bed, in the present embodiment, it also is sewed with flexible cloth be used to the surrounding edge 15 that covers above the connecting bolt 14 around bed surface 13.

When folding bed of the present utility model folds, as shown in Figure 8, omitted the tractive wire side among Fig. 8, the push rod 8 that the folding bed side direction was fallen and is connected between rear dismantle first front leg strut 3 and the rear support leg 2, again the bayonet lock 34 of the second forearm 32 upper ends of two front leg struts 3 is deviate from the spacing draw-in groove 61 of corresponding gripper shoe 6, then with front bed surface framework 11 by bearing pin upset and make the end face applying of its end face and rear bed surface framework 12, the hinged sliding sleeve 26 top compression elasticity lock balls 251 in two second postbrachiums, 22 upper ends in two rear support legs 2 overcome the front end that slides into forward slide rail 25 behind the elastic force of spring along corresponding slide rail 25, thereby make two first postbrachiums 21 and two second postbrachiums 22 mutually close, simultaneously, two first postbrachiums 21 and two second postbrachiums 22 are turned over simultaneously near the bottom surface of rear bed surface framework 12, so far finish folding process.

The utility model is not limited to above-described embodiment, and above-mentioned rear support leg also can adopt such as disclosed prior art among the Chinese utility model patent open file CN201831374U; Above-mentioned tractive wire side also can adopt disclosed structure of tow line among this patent publication CN201831374U, and it is all within protection domain of the present utility model.

Claims

1. folding bed, comprise the bed surface framework, footpost, described bed surface framework by by hinge hinged before, rear two parts form, described footpost is by distinguishing support and connection in front, two front leg struts of the left and right sides, rear bed surface framework bottom and two rear support legs form, described two front leg struts comprise and are articulated in respectively the first identical forearm of bed surface framework one side and structure and are articulated in the second forearm on corresponding the first forearm, described the second forearm away from its with the interface arrangment support and connection by releasable connection of the upper end of corresponding the first forearm articulated position in front bed surface framework bottom, it is characterized in that, the interface arrangment of described releasable connection comprises and is fixed in the gripper shoe that extend along fore-and-aft direction front bed surface framework bottom, be arranged in the plural spacing draw-in groove on the gripper shoe and be located at the bayonet lock of the spacing draw-in groove clamping cooperation on each second forearm upper end and the corresponding gripper shoe along fore-and-aft direction, described spacing draw-in groove comprises and is opened in the opening that corresponding gripper shoe base is passed through for corresponding bayonet lock, be located in each opening towards the place ahead and extend the slideway that slides for before and after the corresponding bayonet lock that snaps in, all dig down at the front end of each slideway and cooperate the groove that prevents that bayonet lock from deviating from by corresponding slideway with the corresponding bayonet lock block that snaps in.

2. folding bed according to claim 1, it is characterized in that, on described forward and backward two supporting legs, also be fixed with respectively the cross bar that arranges along bed surface frame width direction, be connected with between two cross bars be used to prevent the first forearm in the upper end the stressed tractive wire side that tilts when excessive.

3. folding bed according to claim 2 is characterized in that, also is provided with the storage tank for storing articles on described tractive wire side.

4. according to claim 2 or 3 described folding beds, it is characterized in that between the cross bar of described forward and backward two supporting legs, also by the corresponding connecting plate support and connection that arrange in two cross bars middle part support bar being arranged.

5. folding bed according to claim 1, it is characterized in that, described rear support leg comprises that the first postbrachium, the second postbrachium, relative spacing are divided into a pair of slide rail of the rear bed surface framework left and right sides and slip cap and are loaded on sliding sleeve on the corresponding slide rail, when the length of described the first postbrachium and the second postbrachium all keeps flat greater than the bed surface framework apart from the height on ground, the lower end of the lower end of described the first postbrachium and the second postbrachium is hinged, the upper end of the first postbrachium is articulated on the rear bed surface framework that is positioned at slide rail the place ahead, and the upper end of the second postbrachium is articulated on the corresponding sliding sleeve.

6. folding bed according to claim 5 is characterized in that, in described two slide rails also respectively by spring top be equipped with for when folding bed is opened with the elasticity lock ball of the spacing cooperation of corresponding sliding sleeve block.

7. folding bed according to claim 1 is characterized in that, is separately installed with road wheel in the bottom of described forward and backward supporting leg.

8. folding bed according to claim 1 is characterized in that, the connecting bolt that described bed surface is laid by circumferentially-spaced is fixedly connected with the bed surface framework, also is sewed with the surrounding edge that is covered in above the connecting bolt all around at bed surface.