CN217365144U - Folding support frame and folding bedstead - Google Patents
Folding support frame and folding bedstead Download PDFInfo
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- CN217365144U CN217365144U CN202220241464.1U CN202220241464U CN217365144U CN 217365144 U CN217365144 U CN 217365144U CN 202220241464 U CN202220241464 U CN 202220241464U CN 217365144 U CN217365144 U CN 217365144U
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- rod
- connecting rod
- folding
- support frame
- rotatably connected
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Abstract
The utility model discloses a folding support frame and folding bedstead, a folding support frame is including cutting fork mechanism, should cut fork mechanism and have two connecting rods that rotate to link together and will cut fork mechanism through the pivoted axis and divide into about arranging two and close the unit, should open and close the unit and establish stiffener and dwang, the first end of this stiffener is rotated and is connected and should open and close a unit connecting rod, this stiffener second end is established and is propped the supporting part that should open and close another connecting rod of unit or connect the part at another connecting rod, the first end of this dwang is rotated and is connected at this another connecting rod of unit and second end rotation of opening and close and connect at the stiffener. It has the following advantages: the reinforcing rods play a supporting role, so that the unfolded and folded support frame can be maintained in an unfolded state, and the support is stable and reliable; the overall height of the folding support frame is low; the dwang can avoid folding support frame to warp to the center.
Description
Technical Field
The utility model relates to a camping supplies or furniture articles for use especially relate to a folding support frame and folding bedstead.
Background
A folding bed is designed by utilizing a joint principle, is convenient to use and saves the volume and space, realizes folding and folding by various folding modes, has the advantages of simple use and convenient storage, and brings convenience to the life of people. The existing folding bed frame structure, as issued in 2010, 1, 13, is a chinese utility model patent with the authorization number CN201379302Y, named as an integral folding bed. The bedstead of the integral folding bed consists of a middle support frame and two side support frames, wherein the middle support frame comprises two middle vertical pipes, two middle inclined pipes and two middle support legs, the upper end of each middle vertical pipe is provided with a middle hinge, the lower end of each middle vertical pipe is internally provided with a telescopic rod, the lower end of each telescopic rod is fixedly connected with the middle support legs, the upper end of each middle inclined pipe is hinged with the upper end of one middle vertical pipe, the lower end of each middle inclined pipe is hinged with the middle support leg below the other middle vertical pipe, the two middle inclined pipes are mutually crossed and hinged at the crossed part, in the middle support frame structure, because the upper end of each middle vertical pipe is hinged with the upper end of the corresponding middle inclined pipe, and the lower ends of the telescopic pipes are fixed with the middle support legs, the telescopic rods in the middle vertical pipes need to be outwards pulled out when the bedstead is folded, only when the total length of the middle vertical pipes and the telescopic rods is equal to or more than the length of the middle inclined pipes, the two middle inclined pipes can be folded together with the middle vertical pipes, and the telescopic rods are movably sleeved in the middle vertical pipes, the middle vertical pipe is not matched with the telescopic rod in a positioning way, the telescopic rod cannot extend out when the folding bed is used, so that the length of the middle vertical pipe is limited, the middle supporting frame can be folded only when the length of the middle vertical pipe is more than or equal to half of the length of the middle inclined pipe, the integral height of the folding bed during unfolding is higher, particularly, the length of the middle vertical pipe is correspondingly increased when the width of the bed frame is increased, the integral height of the folding bed during unfolding is higher, and great inconvenience is brought to the use of the folding bed; meanwhile, one end of the transverse pipe of the side support frame, the upper end of the middle inclined pipe and the upper end of the middle vertical pipe are hinged together through a middle hinge, so that when a human body lies on the folding bed, gravity can be concentrated at the hinged positions of the transverse pipe, the middle inclined pipe and the middle vertical pipe on the two sides of the folding bed, and the middle of the folding bed can deform towards the center of the folding bed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a folding support frame and folding bedstead, it has overcome among the background art that disjunctor formula folding bed exists not enoughly.
The utility model provides one of the technical scheme who adopts of its technical problem is: the utility model provides a folding support frame, including cutting the fork mechanism, should cut the fork mechanism and have two connecting rods that rotate to link together and will cut the fork mechanism and divide into two units that close of arranging about through the pivoted axis, should open and close the unit and establish stiffener and dwang, the first end of this stiffener is rotated and is connected at this opening and close a unit connecting rod, this stiffener second end is established and is propped the supporting part that should open and close another connecting rod of unit or connect the part at another connecting rod, the first end of this dwang is rotated and is connected at this opening and close another connecting rod of unit and second end rotation at the stiffener.
In one embodiment: the two combining units are arranged in bilateral symmetry.
In one embodiment: the first end of the reinforcing rod is the lower end, the second end of the reinforcing rod is the upper end, and the second end of the rotating rod is rotatably connected to the upper end of the reinforcing rod.
In one embodiment: the supporting part is fixedly arranged at the upper end of the reinforcing rod and is provided with a supporting surface capable of abutting against the lower side wall of the connecting rod.
In one embodiment: the second end of the rotating rod is rotatably connected to the supporting part, and the first end of the reinforcing rod is rotatably connected to the lower end part of a connecting rod of the opening and closing unit.
In one embodiment: the upper end of the connecting rod is rotatably connected with a connecting seat, the connecting seat is provided with a limiting surface, and the limiting surface is matched with the supporting part and limits the supporting part to move outwards through matching.
In one embodiment: the first end of this stiffener is the upper end and the second end is the lower extreme, and this dwang second end rotates to be connected at this stiffener lower extreme.
In one embodiment: the supporting part is fixedly arranged at the lower end of the reinforcing rod and is provided with a supporting surface capable of abutting against the lower side wall of the connecting rod.
In one embodiment: the second end of the rotating rod is rotatably connected to the supporting part, and the first end of the reinforcing rod is rotatably connected to the upper end part of a connecting rod of the opening and closing unit.
In one embodiment: the lower end of the connecting rod is connected with a base, the base is provided with a limiting surface, and the limiting surface is matched with the supporting part and limits the supporting part to move outwards through matching.
The utility model provides a second of the technical scheme of its technical problem's adoption: a folding bed frame comprises a first support frame, two second support frames and two cross rod parts, wherein the two second support frames are respectively arranged on two sides of the first support frame, the two cross rod parts are respectively connected on two sides of the first support frame and the two second support frames, and the first support frame is the folding support frame.
Compared with the background technology, the technical scheme has the following advantages:
the opening and closing unit is provided with a reinforcing rod and a rotating rod, the first end of the reinforcing rod is rotatably connected with one connecting rod of the opening and closing unit, the second end of the reinforcing rod is provided with a supporting part which can prop up the other connecting rod of the opening and closing unit or a part connected with the other connecting rod, the first end of the rotating rod is rotatably connected with the other connecting rod of the opening and closing unit, and the second end of the rotating rod is rotatably connected with the reinforcing rod; secondly, the overall height of the folding support frame is low; thirdly, the dwang can avoid folding support frame to warp to the center.
The dwang rotates to be connected at the supporting part, and the first end of stiffener rotates to be connected in the tip department of connecting rod, promotes and supports intensity.
Drawings
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Fig. 1 is a structural schematic view of a folding support frame in an unfolded state according to the first embodiment.
Fig. 2 is a schematic perspective view of the folding support frame in the half-folded state according to the first embodiment.
Fig. 3 is a schematic front view of the folding support frame in the half-folded state according to the first embodiment.
Fig. 4 is a perspective view of the foldable bed frame according to the first embodiment in an unfolded state.
Fig. 5 is a schematic perspective view of the foldable bed frame according to the first embodiment in a first half-folded state.
Fig. 6 is a schematic perspective view of the foldable bed frame according to the first embodiment in a second half-folded state.
Fig. 7 is a perspective view of the foldable bed frame according to the first embodiment in a folded state.
Fig. 8 is a schematic front view of the folding support frame of the second embodiment in an unfolded state.
Fig. 9 is a schematic perspective view of the foldable support frame of the second embodiment in an unfolded state.
Fig. 10 is a schematic front view of the folding support frame of the second embodiment in a half-folded state.
Fig. 11 is a perspective view of the foldable bed frame according to the third embodiment in an unfolded state.
Fig. 12 is a perspective view of the foldable bed frame according to the fourth embodiment in an unfolded state.
Description of reference numerals: the device comprises a second support frame 1, a second scissors mechanism 11 and a stay bar 12; the cross bar part 2, the cross bar 21; the scissors mechanism 3, the connecting rod 31, the opening and closing unit 32, the reinforcing rod 33, the rotating rod 34, the supporting part 35, the first supporting surface 351, the second supporting surface 352, the connecting seat 36 and the base 37.
Detailed Description
Example one
Referring to fig. 1 to 3, the foldable support frame includes a scissor mechanism 3, the scissor mechanism 3 has two connecting rods 31 rotatably connected together and divides the scissor mechanism 3 into two closing units 32 arranged left and right through a rotating axis, the closing unit 32 is provided with a reinforcing rod 33 and a rotating rod 34, a first end of the reinforcing rod 33 is rotatably connected to one connecting rod 31 of the closing unit, a second end of the reinforcing rod 33 is fixedly provided with a supporting portion 35 capable of supporting the other connecting rod 31 of the closing unit, a first end of the rotating rod 34 is rotatably connected to the other connecting rod 31 of the closing unit and a second end is rotatably connected to the supporting portion 35 of the reinforcing rod 33, and a structure is adopted, wherein the reinforcing rod plays a supporting role, so that the foldable support frame can be maintained in an unfolded state and is stably and reliably supported; secondly, the overall height of the folding support frame is low; thirdly, the dwang can avoid folding support frame to warp to the center. The two opening and closing units 32 including the reinforcing rods 33 and the rotating rods 34 are arranged in left-right symmetry. The supporting portion 35 is fixed on the upper end of the reinforcing rod 33 and the supporting portion 35 has a first supporting surface 351 and a second supporting surface 352 forming an included angle, as required, but the supporting portion 35 can be directly formed on the upper end of the reinforcing rod 33.
The first end of the reinforcing rod 33 is the lower end, which is rotatably connected to the lower end of the opening and closing unit connecting rod 31, and the second end is the upper end, and the first supporting surface 351 of the supporting part 35 at the second end can support the lower side wall of the connecting rod 31, so that the surface is supported, the plane is tightly attached, the contact area is increased, and the supporting force is increased. This connecting rod 31 upper end is rotated and is connected with connecting seat 36, and this connecting seat 36 has the limiting surface of arranging inwards, and limiting surface and the cooperation of the second holding surface 352 of supporting part 35 and limiting supporting part 35 through the cooperation move outward to avoid the supporting part to move outward, promote support strength, promote folding support frame and be in stability and the reliability when expanding. Wherein: the sum of the distance between the two rotating shafts of the rotating rod c and the distance between the two rotating shafts of the reinforcing rod d is equal to or slightly larger than the sum of the distance a between the rotating shafts of the two connecting rods of one connecting rod and the rotating shafts of the connecting rods and the rotating rod and the distance b between the rotating shafts of the two connecting rods of the other connecting rod and the rotating shafts of the other connecting rod and the reinforcing rod, and c + d is a + b or (c + d) is larger than (a + b).
According to needs, two dwang are established to every unit that opens and shuts, and two dwang clamp connect the stiffener to promote the convenience and the support intensity of assembly.
Referring to fig. 4 to 7, the foldable bed frame includes a first supporting frame, two second supporting frames 1 and two cross bar units 2, the two second supporting frames 1 are respectively disposed on two sides of the first supporting frame, the two cross bar units 2 are respectively connected to two sides of the first supporting frame and two second supporting frames, the first supporting frame is the foldable supporting frame, and the second supporting frame 1 includes a second scissors mechanism 11. The cross bar part 2 comprises two cross bars 21, one end of each cross bar 21 is rotatably connected to the connecting base 36, and the other end of each cross bar 21 is rotatably connected to the upper end of a connecting rod of the second scissors mechanism 11 of the second support frame 1; the cross bar 21 is further rotatably connected with a stay 12, and the other end of the stay 12 is rotatably connected with a connecting rod of the second scissors mechanism 11 of the second support frame 1.
Example two
Referring to fig. 9 to 10, the foldable support stand is different from the first embodiment in that: the first end of the reinforcing rod 33 is the upper end, which is rotatably connected to the upper end of the connecting rod 31 of the opening and closing unit, and the second end is the lower end, and the first supporting surface 351 of the supporting portion 35 at the second end can prop against the upper sidewall of the connecting rod 31. The lower end of the connecting rod 31 is rotatably connected with a base 37, the base 37 is provided with a second limiting surface which is arranged inwards, the second limiting surface is matched with a second supporting surface 352 of the supporting part 35, and the supporting part 35 is limited to move outwards through matching, so that the supporting part is prevented from moving outwards, the supporting strength is improved, and the stability and the reliability of the folding supporting frame in unfolding are improved. Wherein: the sum of the distance between the two rotating shafts of the rotating rod c and the distance between the two rotating shafts of the reinforcing rod d is equal to or slightly larger than the sum of the distance a between the rotating shafts of the two connecting rods of one connecting rod and the rotating shafts of the connecting rods and the rotating rod and the distance b between the rotating shafts of the two connecting rods of the other connecting rod and the rotating shafts of the other connecting rod and the reinforcing rod, and c + d is a + b or (c + d) is larger than (a + b).
EXAMPLE III
Referring to fig. 11, the foldable bed frame is different from the first embodiment in that: the first support frame and the two second support frames 1 are the folding support frames.
Example four
Referring to fig. 12, the foldable bed frame is similar to the second embodiment in that: the first support frame and the two second support frames 1 are the folding support frames.
The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited by this description, and all equivalent changes and modifications made within the scope and the specification of the present invention should be covered by the present invention.
Claims (11)
1. The utility model provides a folding support frame, includes cuts fork mechanism, should cut fork mechanism and have two connecting rods that rotate to link together and will cut fork mechanism and divide into two closed units of arranging about through the pivoted axis, its characterized in that: the opening and closing unit is provided with a reinforcing rod and a rotating rod, the first end of the reinforcing rod is rotatably connected to one connecting rod of the opening and closing unit, the second end of the reinforcing rod is provided with a supporting part which can prop against the other connecting rod of the opening and closing unit or is connected to a part of the other connecting rod, and the first end of the rotating rod is rotatably connected to the other connecting rod of the opening and closing unit and the second end of the rotating rod is rotatably connected to the reinforcing rod.
2. The folding support stand of claim 1, wherein: the two combining units are arranged in bilateral symmetry.
3. A folding support according to claim 1 or 2, wherein: the first end of the reinforcing rod is the lower end, the second end of the reinforcing rod is the upper end, and the second end of the rotating rod is rotatably connected to the upper end of the reinforcing rod.
4. A folding support as claimed in claim 3, wherein: the supporting part is fixedly arranged at the upper end of the reinforcing rod and is provided with a supporting surface capable of abutting against the lower side wall of the connecting rod.
5. The folding support stand of claim 4, wherein: the second end of the rotating rod is rotatably connected to the supporting part, and the first end of the reinforcing rod is rotatably connected to the lower end part of a connecting rod of the opening and closing unit.
6. A folding support as claimed in claim 3, wherein: the upper end of the connecting rod is rotatably connected with a connecting seat, the connecting seat is provided with a limiting surface, and the limiting surface is matched with the supporting part and limits the supporting part to move outwards through matching.
7. A folding support according to claim 1 or 2, wherein: the first end of this stiffener is the upper end and the second end is the lower extreme, and this dwang second end rotates to be connected at this stiffener lower extreme.
8. The folding support stand of claim 7, wherein: the supporting part is fixedly arranged at the lower end of the reinforcing rod and is provided with a supporting surface capable of abutting against the lower side wall of the connecting rod.
9. The folding support stand of claim 8, wherein: the second end of the rotating rod is rotatably connected to the supporting part, and the first end of the reinforcing rod is rotatably connected to the upper end part of a connecting rod of the opening and closing unit.
10. The folding support stand of claim 7, wherein: the lower end of the connecting rod is connected with a base, the base is provided with a limiting surface, and the limiting surface is matched with the supporting part and limits the supporting part to move outwards through matching.
11. The utility model provides a folding bed frame, includes a first support frame, two second support frames and two horizontal pole parts, and these two second support frames are arranged respectively in the both sides of first support frame, and these two horizontal pole parts are connected respectively in the both sides of a first support frame, two second support frames, its characterized in that: the first support stand is a folding support stand according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220241464.1U CN217365144U (en) | 2022-01-28 | 2022-01-28 | Folding support frame and folding bedstead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220241464.1U CN217365144U (en) | 2022-01-28 | 2022-01-28 | Folding support frame and folding bedstead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217365144U true CN217365144U (en) | 2022-09-06 |
Family
ID=83098589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220241464.1U Active CN217365144U (en) | 2022-01-28 | 2022-01-28 | Folding support frame and folding bedstead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217365144U (en) |
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2022
- 2022-01-28 CN CN202220241464.1U patent/CN217365144U/en active Active
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