A kind of rotary connecting device and Foldable tent frame
Technical field
The present invention relates to a kind of rotary connecting device and Foldable tent frame.
Background technique
Existing rotary connecting device, is at least articulated with two rod members, such as, be used in the fixed connection apparatus on Foldable tent frame, sliding connecting device or top connection set, or, be used in the connection set of folding bedstead.This connection set comprises the seat of honour, and this seat of honour is installed with at least two group jointing bases, and this jointing base establishes the pin-jointed structure for driving-join rod.This existing rotary connecting device has following deficiency: due to Foldable tent frame or the folding bedstead of different size, Aspect Ratio is inconsistent, and therefore the Foldable tent frame of different size or the connection set structure difference of folding bedstead, all have die sinking, die sinking cost is high, and assembly cost is high; Because Foldable tent frame or folding bedstead are in expansion or folding process, the angle between rod member can change, therefore launch or folding time jointing base can be subject to moment of torsion, reduction of service life.
Summary of the invention
The invention provides a kind of rotary connecting device and Foldable tent frame, which overcome the deficiency in background technique existing for rotary connecting device.
One of the present invention's technological scheme adopted solving its technical problem is:
A kind of rotary connecting device, comprise the seat of honour, this seat of honour is installed with jointing base, and this jointing base establishes the pin-jointed structure for driving-join rod, and this seat of honour sets firmly rotation seat, and this rotation seat is articulated with pin joint seat, and this pin joint seat establishes the pin-jointed structure for driving-join rod.
Among one preferred embodiment: the pivot joint axis of the pin-jointed structure of this jointing base is X1, the pivot joint axis of the second pin-jointed structure of this pin joint seat is X2, the pivot joint axis connecting the pin-jointed structure of this rotation seat and pin joint seat is X3, the equal horizontal arrangement of this X1 and X2, the non-parallel layout of this X1 and X3.
Among one preferred embodiment: this X2 and X3 is arranged vertically.
Among one preferred embodiment: this jointing base number is two, this pin joint seat number is one; This pin joint seat is folded between two jointing bases.
Among one preferred embodiment: this seat of honour has adjacent bi-side, these two jointing bases are fixed in these bi-side respectively; The affixed seat of honour of this rotation seat and jointing base between two jointing bases.
Among one preferred embodiment: this seat of honour is sleeve.
Among one preferred embodiment: this rotation seat is provided with opening attaching slot outwardly; This pin joint seat is hubbed in attaching slot.
Among one preferred embodiment: this pin joint seat comprises a U-shaped part, the angle convex of this U-shaped part is set as jut, this jut pivot joint rotation seat.
Among one preferred embodiment: this jointing base number is two, this pin joint seat number is two; This pin joint seat and two jointing base interlaced arrangement.
Among one preferred embodiment: these two jointing bases are arranged symmetrically with, and be provided with the attaching slot run through between this two jointing base, this attaching slot forms above-mentioned rotation seat; These two pin joint seats are arranged symmetrically with and affixed by joint; This pin joint seat passes attaching slot and joint pivot joint attaching slot.
Among one preferred embodiment: this seat of honour is fixed tray.
The present invention solves two of the technological scheme adopted of its technical problem:
A kind of Foldable tent frame, comprises four supporting legs, four groups of folding stands and a ceiling frame; This every root supporting leg is all connected with two first connection sets; This is often all connected with folding stand between adjacent two supporting legs, the first connection set of four adjacent two supporting legs of ends difference pivot joint of this folding stand; This ceiling frame connects the first connection set of four supporting legs; This first connection set comprises first seat of honour, and this first seat of honour is installed with two first jointing bases, and this first jointing base establishes the pin-jointed structure for pivot joint folding stand end; This first seat of honour sets firmly the first rotation seat, and this first rotation seat is articulated with the first pin joint seat, and this first pin joint seat establishes the pin-jointed structure for pivot joint ceiling frame end portion.
Among one preferred embodiment: this ceiling frame comprises the second connection set and four groups of rod member groups, and one end of these four groups of rod member groups is articulated in the second connection set, the first connection set of these four groups of rod member group the other ends difference pivot joint four supporting legs;
This second connection set comprises second seat of honour, and this second seat of honour is installed with two second jointing bases, and this second jointing base establishes the pin-jointed structure for driving-join rod group; This second seat of honour sets firmly the second rotation seat, and this second rotation seat is articulated with two the second pin joint seats, and this second pin joint seat and two the second jointing base interlaced arrangement, this second pin joint seat establishes the pin-jointed structure for driving-join rod group.
The present invention solves three of the technological scheme adopted of its technical problem:
A kind of Foldable tent frame, comprises four supporting legs, four groups of folding stands and a ceiling frame; This every root supporting leg is all connected with two first connection sets; This is often all connected with folding stand between adjacent two supporting legs, the first connection set of four adjacent two supporting legs of ends difference pivot joint of this folding stand; This ceiling frame comprises the second connection set and four groups of rod member groups, and one end of these four groups of rod member groups is articulated in the second connection set, the first connection set of these four groups of rod member group the other ends difference pivot joint four supporting legs;
This second connection set comprises second seat of honour, and this second seat of honour is installed with two second jointing bases, and this second jointing base establishes the pin-jointed structure for driving-join rod group; This second seat of honour sets firmly the second rotation seat, and this second rotation seat is articulated with two the second pin joint seats, and this second pin joint seat and two the second jointing base interlaced arrangement, this second pin joint seat establishes the pin-jointed structure for driving-join rod group.
The technical program is compared with background technique, and its tool has the following advantages:
1, because rotation seat established by the seat of honour, pin joint seat is articulated in rotation seat, make energy relative motion between rotation seat and jointing base, therefore can overcome the deficiency existing for background technique and produce following technique effect: the folding stand of a, different Aspect Ratio can common adapter, reducing die sinking cost, facilitating folding stand to assemble (such as without the need to selecting limit, left and right etc.); B, the adaptive folded frame of energy are launching or are receiving the angle change produced between rod member in folded process.
2, the equal horizontal arrangement of this X1 and X2, the non-parallel layout of this X1 and X3, this X2 and X3 is arranged vertically, rationally distributed.
3, this rotation seat is provided with opening attaching slot outwardly; This pin joint seat comprises a U-shaped part, and the angle convex of this U-shaped part is set as jut, this jut pivot joint rotation seat, easy to assembly, compact structure.
4, be provided with the attaching slot run through between two jointing bases, this attaching slot forms above-mentioned rotation seat; These two pin joint seats are arranged symmetrically with and affixed by joint; This pin joint seat passes attaching slot and joint pivot joint attaching slot, rationally distributed, compact structure.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 depicts the schematic perspective view of a Foldable tent frame.
Fig. 2 depicts the schematic top plan view of a Foldable tent frame.
Fig. 3 depicts the A place schematic diagram of Fig. 1, and in figure, fine rule represents that pin joint seat relatively rotates the schematic diagram of seat rotation.
Fig. 4 depicts the B place schematic diagram of Fig. 1, and in figure, fine rule represents that pin joint seat relatively rotates the schematic diagram of seat rotation.
Fig. 5 depicts the C place schematic diagram of Fig. 1, and in figure, fine rule represents that pin joint seat relatively rotates the schematic diagram of seat rotation.
Fig. 6 depicts the schematic perspective view of one first connection set 103.
Fig. 7 depicts the perspective exploded view of one first connection set 103.
Fig. 8 depicts the schematic perspective view of another the first connection set 104.
Fig. 9 depicts the perspective exploded view of another the first connection set 104.
Figure 10 depicts the schematic perspective view of the second connection set 105.
Figure 11 depicts the perspective exploded view of the second connection set 105.
Embodiment
Please refer to Fig. 1 to Figure 11, a kind of Foldable tent frame, comprise four supporting legs, 101, four groups of folding stand 102, ceiling framves and four oblique fulcrum bars 107.
This every root supporting leg 101 is all connected with two first connection sets 103,104, and this one first connection set 103 is fixed in supporting leg 101 top, and this another the first connection set 104 slips at supporting leg 101; Separately establish lock connector connection leg 101 and the first connection set 104, during to make interlocking, the first connection set 104 is in positioning states, can to slide the first connection set 104 by confronting legs 101 during pine oil.
This first connection set 103,104 comprises first seat of honour 10, and this first seat of honour 10 is sleeve.This first seat of honour 10 is installed with two first jointing bases 20, and this first jointing base 20 establishes the pin-jointed structure for pivot joint folding stand 102 end; This first seat of honour 10 sets firmly the first rotation seat 11, and this first rotation seat 11 is articulated with the first pin joint seat 30, and this first pin joint seat 30 establishes the pin-jointed structure for driving-join rod group 106 end or brace 107 end.Wherein: the pivot joint axis of the pin-jointed structure of this first jointing base 20 is X1, the pivot joint axis of the second pin-jointed structure of this first pin joint seat 30 is X2, the pivot joint axis of this first rotation seat 11 and the first pin joint seat 30 is X3, and the equal horizontal arrangement of this X1 and X2, this X2 and X3 antarafacial is arranged vertically.
This first seat of honour 10 has adjacent bi-side, and these two the first jointing bases 20 are fixed in these bi-side respectively; Affixed first seat of honour 10 of this first rotation seat 11 and the first jointing base 20 between two first jointing bases 20.This first rotation seat 11 is provided with opening the first attaching slot 12 outwardly; This first pin joint seat 30 is hubbed in the first attaching slot 12.This first pin joint seat 30 comprises a U-shaped part 31, and the angle convex of this U-shaped part 31 is set as jut 32, this jut 32 pivot joint first attaching slot 12.Among the present embodiment, this first pin joint seat for U-shaped part, but not as limit, as required, also can adopt monolithic articulated manner.
This is often all connected with folding stand 102 between adjacent two supporting legs 101, this folding stand 102 comprises at least one group of scissor-shaped connecting rod group, then to connect pivot joint as organized scissor-shaped connecting rod group more, this folding stand 102 has four ends, these four ends are articulated in the first jointing base 20 of the first connection set 103,104 of adjacent two supporting legs 101 respectively, to make between supporting leg 101 can mutually near or away from folding or expansion.
This ceiling frame comprises the second connection set 105 and four groups of rod member groups 106, and this rod member group 106 comprises two rod members that end is articulated, and this rod member group 106 has two end part.One end of these four groups of rod member groups 106 is articulated in the second connection set 105, and these four groups of rod member group 106 the other ends are articulated in the first pin joint seat 30 of the first connection set 103 of four supporting legs 101 respectively.This second connection set 105 comprises second seat of honour 10 ', and this second seat of honour 10 ' is fixed tray.Be installed with two second jointing bases 20 ' under this fixed tray, this second jointing base 20 ' establishes the pin-jointed structure for driving-join rod group 106; This second seat of honour 10 ' sets firmly the second rotation seat 11 ', this second rotation seat 11 ' is articulated with two the second pin joint seats 30 ', this second pin joint seat 30 ' and two the second jointing base 20 ' interlaced arrangement, this second pin joint seat 30 ' establishes the pin-jointed structure for driving-join rod group 106.Among the present embodiment, one end of these four groups of rod member groups 106 is articulated in two second jointing bases 20 ' and two second pin joint seats 30 ' of the second connection set 105.Wherein: the pivot joint axis of the pin-jointed structure of this second jointing base 20 ' is X1, the pivot joint axis of the second pin-jointed structure of this second pin joint seat 30 ' is X2, the pivot joint axis of this second rotation seat 11 ' and the second pin joint seat 30 ' is X3, the equal horizontal arrangement of this X1 and X2, this X2 and X3 antarafacial is arranged vertically.
These two the second jointing bases 20 ' are arranged symmetrically with, and be provided with the second attaching slot 12 ' run through between this two second jointing base 20 ', this second attaching slot 12 ' forms the second above-mentioned rotation seat 11 '; These two the second pin joint seats 30 ' are arranged symmetrically with and affixed by joint 33; This second pin joint seat 30 ' is through the second attaching slot 12 ' and joint 33 pivot joint second attaching slot 12 '.
The lower end of this oblique fulcrum bar 107 is articulated in the first pin joint seat 30 of the first connection set 104 of supporting leg 101, and upper end is articulated on the rod member being positioned at downside of rod member group 106.
Among another embodiment, this second connection set adopts second connection set of embodiment one, and this first connection set adopts traditional connection set.
Again among an embodiment, this first connection set adopts first connection set of embodiment one, and this second connection set adopts traditional connection set.
The above, be only present pre-ferred embodiments, therefore can not limit scope of the invention process according to this, the equivalence change namely done according to the scope of the claims of the present invention and description with modify, all should still belong in scope that the present invention contains.