CN221083203U - Bed leg folding structure of bedstead and bedstead - Google Patents

Abstract

The utility model provides a bed leg folding structure of a bed frame, which comprises a bed frame body, a frame and a bed leg with one end hinged on the frame; the frame is used for hinging a sliding seat on a supporting rod of the bed leg, the sliding seat is hinged with a connecting rod and is hinged with the bed leg through the connecting rod, and the frame supporting rod, the connecting rod and the bed leg form a triangular supporting structure; the connecting rod is used for unfolding or folding the bed leg, the sliding seat is linked by the connecting rod to have a certain displacement along the length direction of the bed leg supporting rod, and the bed leg is unfolded or folded under the action of the displacement; the frame support rod is provided with a locking device for locking the sliding seat so as to maintain the bed legs in an unfolded state; a bed frame comprising the folding structure of the bed leg; the utility model provides a bed leg folding structure of a bed frame and the bed frame, which can ensure the convenience of folding the bed legs and increase the support stability of the bed legs.

Description

Bed leg folding structure of bedstead and bedstead

Technical Field

The utility model relates to the field of furniture, in particular to a bedstead and a bed leg of furniture.

Background

Beds are common in our daily lives and are indispensable furniture, and the common bed frames include two kinds, namely a foldable bed frame and a non-foldable bed frame. Along with the improvement of living matters, the demands for furniture articles are also diversified, and the folding bedstead increasingly occupies the main stream of the bedstead market due to the folding storage property of the folding bedstead.

Because of the design of the folding bedstead, namely, the folding bedstead is relatively poor in stability compared with a non-folding bedstead, in order to facilitate disassembly and assembly and folding, all support connections of the folding bedstead are mainly hinged through rotation, and particularly, the folding bedstead relates to the structure of the bed legs, so that the folding bedstead is required to be folded and stored, and the stability of the support of the folding bedstead is required to be met. One is that the conventional bed frame is split type with the bed leg, still adopt screw or bolt to fix, this structural stability is with, but its dismantlement is inconvenient, and the accessory is missed and lost easily, is unfavorable for helping the fortune; the utility model provides a be that bed frame and bed leg set up the articulated that relatively conveniently fold, this kind of structure bed leg folding flexibility has, but its supporting stability is not enough, appears easily because the bedstead rocks and leads to this bed leg automatic folding, the problem that partially collapses appears in the bedstead, perhaps in order to fold the stability of bed leg, increase complicated locking structure in this articulated end department, because the bed leg plays the supporting role, for the holding power of whole bedstead, the long-time supporting role leads to bed leg and junction to produce extrusion deformation easily, will appear locking structure and be extruded and lead to the lock to die unable to untie to make the bed leg lose folding function.

Disclosure of utility model

The utility model aims to solve the main technical problem of providing a bed leg folding structure of a bed frame and the bed frame, which can ensure the convenience of folding the bed legs and increase the support stability of the bed legs.

In order to solve the technical problems, the utility model provides a folding structure of a bed leg of a bed frame and the bed frame, comprising a bed frame body, a frame and a bed leg with one end hinged on the frame; the frame is used for hinging a sliding seat on a supporting rod of the bed leg, the sliding seat is hinged with a connecting rod and is hinged with the bed leg through the connecting rod, and the frame supporting rod, the connecting rod and the bed leg form a triangular supporting structure;

the connecting rod is used for unfolding or folding the bed leg, the sliding seat is linked by the connecting rod to have a certain displacement along the length direction of the bed leg supporting rod, and the bed leg is unfolded or folded under the action of the displacement; the frame strut is provided with a locking device for locking the slide carriage so as to maintain the bed legs in a unfolded state.

In a preferred embodiment, the locking device includes a U-shaped card seat with a notch, a hook portion facing the sliding seat and disposed on the U-shaped card seat, and a clamping member disposed on the sliding seat;

the U-shaped clamping seat is hinged to the frame support rod through a notch, a locking piece is arranged between the notch and the frame support rod, and when the clamping hook portion hooks the clamping piece, the locking piece locks the clamping hook portion to clamp the clamping piece or releases clamping limit.

In a preferred embodiment, the locking member is a spring, and the spring and the hook portion are disposed at two ends of the U-shaped card seat opposite to each other;

The U-shaped clamping seat is characterized in that a hinge part is arranged in the middle of the U-shaped clamping seat, the hinge part is used as a rotation point, and the clamping hook part is provided with a rotation amount around the hinge part by the expansion amount of the spring.

In a preferred embodiment, the hook portion includes a U-shaped groove and a guiding slope; the guide slope is obliquely arranged from the end face of the clamping hook part, which faces the sliding seat, to the U-shaped groove, and the notch of the U-shaped groove is arranged towards the frame support rod;

When the bed legs are unfolded, the sliding seat slides towards the U-shaped clamping seat, the clamping piece props against the guide-in slope and further presses downwards along the guide-in slope, so that the clamping hook part rotates downwards around the hinge part to form a abdication, and the clamping piece is clamped into the U-shaped groove;

After the clamping piece is clamped into the U-shaped groove, the clamping hook portion rotates upwards around the hinge portion to reset under the elastic action of the spring, and the clamping piece is locked in the U-shaped groove to form limit with the frame support rod.

In a preferred embodiment, a locking cavity is provided between the hook portion and the frame strut, and the hook portion drives the elastic deformation formed by the spring to rotate towards or away from the frame strut by external force, so as to cooperate with the clamping piece to form locking limit or release locking.

In a preferred embodiment, the sliding seat is provided with a U-shaped chute and is sleeved on the frame support rod through a connecting piece; the connecting piece is the clamping piece.

In a preferred embodiment, a linkage member is disposed between two U-shaped clamping seats disposed on opposite sides of the frame and corresponding to the bed legs, such that rotation of the clamping hook portion on one side is linked with rotation of the clamping hook portion on the other side through the linkage member.

In a preferred embodiment, when the hook portion rotates to be in a locked state, the linkage member and the rib bar of the bed frame body serving as a supporting surface form a supporting support.

In a preferred embodiment, the bed legs are oppositely arranged at two sides of the short side frame of the frame, and the bed legs are arranged on the long side frame of the frame;

a linkage piece is connected between two locking devices arranged on two sides of the short frame and corresponding to the bed legs, and the unlocking operation of the locking device on one side is linked with the locking device on the other side through the linkage piece to unlock synchronously.

A bed frame comprising a leg folding structure of a bed frame according to any one of the preceding claims.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

1. The utility model sets a locking device and a connecting rod support on the basis of the folding structure of the bed leg, forms a triangle support structure with the connecting rod and the frame support rod when the bed leg is unfolded, further stabilizes the support structure of the bed leg, limits the abnormal folding state of the bed leg to a certain extent when in use, and simultaneously sets the locking device to lock the bed leg in the unfolded state to stabilize the support structure of the bed leg.

2. The locking device is arranged on the frame of the bed frame body and is not connected with the hinged support end of the bed leg, the locking device does not need to bear the pressure of the whole bed frame in the using process of the bed frame, the phenomenon that the locking device is blocked and can not be unlocked due to extrusion is avoided, and the folding function of the bed leg can be ensured to be normally used.

3. The locking device is simple in structure and convenient to operate, the automatic locking of the locking device is realized by the unfolding of the bed legs and the matching of the springs, and then the stable triangular support is formed by the matching of the connecting rods, when the unlocking is performed, only one side is required to be operated for unlocking, the unlocking of the other side is realized by the matching of the linkage piece, the unlocking operation of the two sides can be realized at the same time, and the folding and storage are simple and convenient.

Drawings

Fig. 1 is a perspective view showing the bed frame body in use when the bed frame body is unfolded in accordance with the preferred embodiment of the present utility model;

fig. 2 is a view showing a state that a leg of one side of the bed frame body is folded in a preferred embodiment of the present utility model;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is an enlarged view of portion B of FIG. 2;

FIG. 5 is a cross-sectional view of the locking mechanism of the preferred embodiment of the present utility model with the legs in the locked position;

FIG. 6 is a cross-sectional view of the locking mechanism of the preferred embodiment of the present utility model with the legs in the locked position;

FIG. 7 is a perspective view of a U-shaped cartridge of the locking device in accordance with the preferred embodiment of the present utility model;

Fig. 8 is a schematic diagram of a structure for unlocking a bed frame in a preferred embodiment of the present utility model;

fig. 9 is a perspective view showing the folding and storage of the bed frame body according to the preferred embodiment of the present utility model.

Reference numerals illustrate: 1. a bed frame body; 11. a frame strut; 12. bed legs; 13. rib bars; 2. a slide; 21. a clamping piece; 3. a connecting rod; 4. a locking device; 41. a U-shaped clamping seat; 411. a notch; 412. a hinge part; 42. a hook part; 421. a U-shaped groove; 422. leading in a slope; 423. a locking chamber; 43. a spring; 44. a reducing section; 5. and a linkage member.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," configured to, "" engaged with, "" connected to, "and the like are to be construed broadly, and may be, for example," connected to, "wall-mounted," connected to, removably connected to, or integrally connected to, mechanically connected to, electrically connected to, directly connected to, or indirectly connected to, through an intermediary, and may be in communication with each other between two elements, as will be apparent to those of ordinary skill in the art, in view of the detailed description of the terms herein.

Referring to fig. 1 to 9, the present embodiment provides a leg folding structure of a bed frame, which comprises a bed frame body 1, a frame, and a leg 12 with one end hinged to the frame; the frame is used for hinging a sliding seat 2 on a supporting rod of a bed leg 12, the sliding seat 2 is hinged with a connecting rod 3 and is hinged with the bed leg 12 through the connecting rod 3, the frame supporting rod 11, the connecting rod 3 and the bed leg 12 form a triangular supporting structure, and the sliding seat 2 has a certain displacement along the length direction of the frame supporting rod 11.

The folding of the bed leg 12 is realized by the fact that the bed leg 12 can rotate relative to the frame through the hinged end of the bed leg 12 and the frame so as to approach or depart from the frame, and in the rotating process of the bed leg 12, the connecting rod 3 hinged on the bed leg 12 generates certain thrust to the sliding seat 2 along with the rotating action of the bed leg 12, so that the sliding amount of the sliding seat 2 on the frame supporting rod 11 is realized.

The bed leg 12 is fixed in the unfolded state, a locking device 4 is arranged on the frame support rod 11, the locking device 4 is arranged at the rear end of the sliding seat 2 along the sliding direction of the unfolding sliding seat 2 of the bed leg 12, when the bed leg 12 is unfolded to a specified position to form a support, the sliding seat 2 is just locked on the locking device 4 to form locking fixation, and the sliding seat 2 and the locking device 4 are locked and the connecting rod 3 and the support of the bed leg 12 are used for keeping the bed leg 12 in the unfolded state.

When the bed leg 12 is unfolded and used, a triangular fixing structure is formed between the connecting rod 3 and the frame, so that the support of the bed leg 12 is further stabilized, the abnormal folding phenomenon in the use process is avoided, the integral use of the bed frame is influenced, further, the locking device 4 is used for locking the unfolded position, the support of the bed leg 12 is stabilized, the shaking of the bed frame in the use process is reduced, the condition that the bed leg 12 is not reliably locked when the bed frame shakes, and automatic folding is caused can be avoided.

In this embodiment, the locking device 4 is arranged on the frame strut 11 of the bed frame body 1, plays a supporting role between the fixed connecting rod 3 and the bed leg 12, and does not need to bear the supporting role of the whole bed frame, the supporting role of the whole bed frame falls on the bed leg 12, the locking device 4 is not influenced by the transitional pressure in the using process, the normal use of the locking device 4 can be ensured, the locking state of the locking device 4 is avoided, and the folding structure of the bed leg 12 can be ensured to be normally used.

In this embodiment, the locking device 4 includes a U-shaped clamping seat 41 having a notch 411, a hook portion 42 facing the slide seat 2 and disposed on the U-shaped clamping seat 41, and a clamping member 21 disposed on the slide seat 2, where the U-shaped clamping seat 41 is hinged to the frame strut 11 through the notch 411, the hinged end is fixed through a rivet, a certain gap is formed between the notch 411 and the frame strut 11, the hook portion 42 is disposed at one end of the U-shaped clamping seat 41 with an end face flush, the end faces the slide seat 2, and the height of the hook portion 42 is adapted to the gap.

Specifically, a U-shaped groove 421 is disposed in the hook portion 42, and the opening of the U-shaped groove 421 faces the frame strut 11, and when the end surface of the hook portion 42 abuts against the end surface of the frame strut 11, the U-shaped groove 421 forms a locking chamber 423 for locking with the clamping member 21 on the slide 2.

The locking of the hook portion 42 and the clamping piece 21 of the sliding seat 2 is that a spring 43 with elastic variable is arranged in a gap between the U-shaped clamping seat 41 and the frame supporting rod 11, the spring 43 and the hook portion 42 are oppositely arranged at two ends of the hook portion 42, the U-shaped clamping seat 41 can have a certain rotation quantity by taking a hinged end as an axis, when one end of the spring 43 is lifted or pressed downwards, one end of the hook portion 42 is acted and is reversely pressed downwards or lifted upwards at the same time by taking the hinged end as a point, the hook portion 42 is acted and separated or approaching to the frame supporting rod 11 in a linkage relation, the action locking cavity 423 is opened to form clamping connection or release clamping connection with the clamping piece 21, or the action locking cavity 423 is closed to form locking limit with the clamping piece 21.

In this embodiment, the spring 43 is used as a locking member, in an initial position, under the normal elastic tension of the spring 43, one end of the U-shaped clamping seat 41 is abutted against the end surface of the frame strut 11, so that the clamping hook portion 42 is close to the frame strut 11 to form a closed locking chamber 423, in the initial position, in order to achieve automatic locking of the clamping hook portion 42 and the sliding seat 2, the clamping hook portion 42 includes a U-shaped groove 421 and an introducing slope 422, the introducing slope 422 is obliquely arranged from the end surface of the clamping hook portion 42 facing the sliding seat 2 toward the U-shaped groove 421, when the bed leg 12 is unfolded, the sliding seat 2 slides toward the U-shaped clamping seat 41, and the clamping member 21 abuts against the introducing slope 422 and further presses down along the introducing slope 422, so that the clamping hook portion 42 rotates downward around the hinge portion 412 to form a yielding position, and the clamping member 21 is clamped into the U-shaped groove 421; after the clamping piece 21 is clamped into the U-shaped groove 421, the clamping hook portion 42 rotates upwards around the hinge portion 412 to reset under the elastic action of the spring 43, and the clamping piece 21 is locked to form a limit with the frame strut 11 in the U-shaped groove 421, so that automatic locking is completed.

When the bed leg 12 is unfolded to serve as a support, the force given to the sliding seat 2 by the bed leg 12 through the connecting rod 3 is along the length direction of the frame supporting rod 11, and the U-shaped groove 421 hooks the clamping piece 21, namely, the sliding seat 2 slides along the length direction of the frame supporting rod 11, so that the bed leg 12 is locked in an unfolded state, and when the bed leg 12 is locked, the U-shaped clamping seat 41 enables the clamping hook part 42 to be always lifted upwards under the action of the elastic force of the pressing of the spring 43 at one end to clamp and fix the clamping piece 21 in the U-shaped groove 421 through the frame supporting rod 11, so that a long-term locking state is realized. When the bed leg 12 needs to be folded, only one end of the spring 43 arranged on the U-shaped clamping seat 41 is pressed, the end is pressed upwards to be close to the frame support rod 11, at the moment, one end of the clamping seat 41 provided with the clamping hook part 42 rotates downwards, the frame support rod 11 is lifted away, the clamping limit of the clamping piece 21 is released, and the sliding seat 2 is restored to the sliding stroke, so that the folding and storage of the bed leg 12 can be realized.

In this embodiment, the sliding seat 2 is provided as a sliding seat 2 with a U-shaped sliding groove, the U-shaped sliding groove is sleeved on the frame supporting rod 11 by a connecting piece to realize the assembly of the sliding seat 2, the connecting piece is a rivet, the connecting piece is provided as the clamping piece 21, when the sliding seat is assembled and matched, two sides of the U-shaped sliding groove are sleeved on the outer side of the frame supporting rod 11, the rivet penetrates through two sides of the U-shaped sliding groove, and a part of the rivet positioned in an interval opening of the U-shaped sliding groove is arranged on the bottom end surface of the frame supporting rod 11 and slides against the bottom end surface, so that the sliding seat 2 can realize the sliding on the frame supporting rod 11.

The U-shaped clamping seat 41 is fixed on the frame support rod 11 through a rivet with the same U-shaped notch 411, except that the rivet for fixing the U-shaped clamping seat 41 penetrates through the frame support rod 11 to fix the U-shaped clamping seat 41 on the fixing position of the frame support rod 11. One end of the U-shaped clamping seat 41 provided with a clamping hook part 42 is provided with a section of reduced diameter section 44 at the joint of the clamping hook part 42, the minimum width after the inward shrinkage is matched with the width of the frame support rod 11, the clamping hook part 42 is matched with the minimum width, when the sliding seat 2 slides to be in locking fit with the U-shaped clamping seat 41, the width of the clamping hook part 42 is matched with the width of a notch of a U-shaped sliding groove of the sliding seat 2, and the clamping hook part can be in locking fit with a part of a rivet positioned in a gap opening of the U-shaped sliding groove.

The leg folding structure provided by this embodiment is mainly applied to the bedstead, the position of its leg 12 is set up in the both sides of the frame of bedstead body 1, and set up in the both sides of two corresponding short frames, form four foot bearing structure, leg 12 sets up on the tip of the long frame that is close to the short frame, realizes that leg 12 expands promptly to lock with the leg folding structure that this embodiment provided, convenient safety.

When the unlocking and folding are performed, on the aspect of convenient operation, a linkage piece 5 is arranged between two locking devices 4 correspondingly arranged on two sides of the short frame, so that the synchronous unlocking of the locking devices 4 on one side is realized by the linkage of the locking devices 4 on the other side through the linkage piece 5.

Specifically, a connecting rod is fixedly connected between the corresponding U-shaped clamping seats 41 at two sides to serve as a linkage piece 5, in this embodiment, two ends of the connecting rod are respectively fixed at the hinged ends of the corresponding U-shaped clamping seats 41, when the U-shaped clamping seat 41 at one side rotates around the hinged end, the end face at the hinged end rotates to drive the connecting rod fixed on the end face to rotate around the axis, so that the U-shaped clamping seat 41 at the other side is linked to rotate, and linkage unlocking operation is realized.

Meanwhile, the connecting rod further comprises rib bars 13 which further support the bedstead body 1 as a supporting surface, the rigidity of the rib bars 13 in the use state is further stabilized, when the clamping hook parts 42 rotate to be in a locking state, the linkage piece 5 and the rib bars 13 which serve as the supporting surface of the bedstead body 1 are propped against and supported, the rib bars 13 are further stably supported, the local fracture risk of the rib bars 13 is reduced, and the safety performance of the bedstead in the use process is improved.

The foregoing is only a preferred embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any person skilled in the art will be able to make insubstantial modifications of the present utility model within the scope of the present utility model disclosed herein by this concept, which falls within the actions of invading the protection scope of the present utility model.

Claims (10)

1. A bed leg beta structure of bedstead, its characterized in that: comprises a bed frame body, a frame and bed legs with one ends hinged on the frame; the frame is used for hinging a sliding seat on a supporting rod of the bed leg, the sliding seat is hinged with a connecting rod and is hinged with the bed leg through the connecting rod, and the frame supporting rod, the connecting rod and the bed leg form a triangular supporting structure;

the connecting rod is used for unfolding or folding the bed leg, the sliding seat is linked by the connecting rod to have a certain displacement along the length direction of the bed leg supporting rod, and the bed leg is unfolded or folded under the action of the displacement; the frame strut is provided with a locking device for locking the slide carriage so as to maintain the bed legs in a unfolded state.

2. The leg folding structure of the bed frame according to claim 1, wherein: the locking device comprises a U-shaped clamping seat with a notch, a clamping hook part facing the sliding seat and arranged on the U-shaped clamping seat, and a clamping piece arranged on the sliding seat;

the U-shaped clamping seat is hinged to the frame support rod through a notch, a locking piece is arranged between the notch and the frame support rod, and when the clamping hook portion hooks the clamping piece, the locking piece locks the clamping hook portion to clamp the clamping piece or releases clamping limit.

3. The leg folding structure of the bed frame according to claim 2, wherein: the locking piece is a spring, and the spring and the clamping hook part are oppositely arranged at two ends of the U-shaped clamping seat;

The U-shaped clamping seat is characterized in that a hinge part is arranged in the middle of the U-shaped clamping seat, the hinge part is used as a rotation point, and the clamping hook part is provided with a rotation amount around the hinge part by the expansion amount of the spring.

4. A leg folding structure of a bed frame according to claim 3, wherein: the clamping hook part comprises a U-shaped groove and an introduction slope; the guide slope is obliquely arranged from the end face of the clamping hook part, which faces the sliding seat, to the U-shaped groove, and the notch of the U-shaped groove is arranged towards the frame support rod;

When the bed legs are unfolded, the sliding seat slides towards the U-shaped clamping seat, the clamping piece props against the guide-in slope and further presses downwards along the guide-in slope, so that the clamping hook part rotates downwards around the hinge part to form a abdication, and the clamping piece is clamped into the U-shaped groove;

After the clamping piece is clamped into the U-shaped groove, the clamping hook portion rotates upwards around the hinge portion to reset under the elastic action of the spring, and the clamping piece is locked in the U-shaped groove to form limit with the frame support rod.

5. A leg folding structure of a bed frame according to claim 3, wherein: the locking cavity is arranged between the clamping hook part and the frame support rod, and the elastic deformation formed by the spring under the action of external force drives the clamping hook part to rotate to be close to or far away from the frame support rod so as to form locking limit or unlocking by matching with the clamping piece.

6. The leg folding structure of a bed frame according to claim 4 or 5, wherein: the sliding seat is provided with a U-shaped sliding groove and sleeved on the frame support rod through a connecting piece; the connecting piece is the clamping piece.

7. The leg folding structure of a bed frame according to claim 4 or 5, wherein: a linkage piece is arranged between the two U-shaped clamping seats which are arranged at the two opposite sides of the frame and correspond to the bed legs, and the rotation of the clamping hook part at one side is linked with the rotation of the clamping hook part at the other side through the linkage piece.

8. The leg folding structure of the bed frame according to claim 7, wherein: when the hook part rotates to be in a locking state, the linkage piece and the rib bar of the bedstead body serving as a supporting surface form a supporting support.

9. The leg folding structure of the bed frame according to claim 1, wherein: the bed legs are oppositely arranged on two sides of a short side frame of the frame and are arranged on a long side frame of the frame;

a linkage piece is connected between two locking devices arranged on two sides of the short frame and corresponding to the bed legs, and the unlocking operation of the locking device on one side is linked with the locking device on the other side through the linkage piece to unlock synchronously.

10. A bed frame, characterized in that: a leg folding structure comprising a bed frame according to any one of claims 1-9.