CN208837416U - A kind of turning joint of folding bed - Google Patents
A kind of turning joint of folding bed Download PDFInfo
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- CN208837416U CN208837416U CN201820646083.5U CN201820646083U CN208837416U CN 208837416 U CN208837416 U CN 208837416U CN 201820646083 U CN201820646083 U CN 201820646083U CN 208837416 U CN208837416 U CN 208837416U
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Abstract
The utility model relates to folding bed technical field, specifically a kind of turning joint of folding bed, the chamfered shape of the embedding tongue outer end face of male joint is in upper and lower convex surface raised outward in concave face, top and the bottom for middle part respectively；And in lower convex surface after convex reduction of area, the bottom end of embedding tongue is totally in major arc shape, and the bottom end of embedding tongue is equipped with pin hole；The end face of female joint is equipped with caulking groove, the groove bottom of the caulking groove is to agree with another irregular face of the embedding tongue of male joint, the 5th vertical plane, the 4th inclined-plane, the sextuple that another irregular face is from top to bottom followed successively by face directly, the 5th inclined-plane, 4th inclined-plane, the 5th inclined-plane are in splayed, and splay osculum end is towards the 4th vertical plane.Compared with prior art, structure is simple for the utility model, easy to use, when male joint and female joint are in no more than 20 degree of angles, is not easy to clamp the human body and finger.
Description
Technical field
The utility model relates to folding bed technical field, specifically a kind of turning joint of folding bed.
Background technique
The folding joint of present folding bed uses simple snap fitting structure or rotational structure, is unfolded to use in folding bed
When, the clamping human body or finger are easy by the two basic change end face of turning joint.Folded state be unfolded when, and two fan folding bed frames it
Between be easy to card hand and refer to, referring to Figure 13 and Figure 14.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, improve the chimeric surface structure in male and female joint, so as to close
It is not easy to clamp the human body or finger inlay card finger when section rotation is no more than 20 degree of angles.
To achieve the above object, a kind of turning joint of folding bed is designed, it is characterised in that:
Including male joint, female joint；
--- the male joint include for be embedded in one fan folding bed frame hollow hole in the first bar shaped abaculus, first
One end integral type of bar shaped abaculus is equipped with lifting-hook structure, and it is embedding that the vertical plane of the back of lifting-hook structure is connected to first bar shaped
On the end face of one end of block, the lateral face of the back of lifting-hook structure is connected to an end of the first bar shaped abaculus
On bottom surface；The two sides of the lifting-hook structure are set as step surface in direction from the near to the distant along an end of the first bar shaped abaculus；Institute
The convex surface for the step surface stated is close to an end of the first bar shaped abaculus, and the sunken face of the step surface is close to lifting-hook structure
The embedding tongue of outer end formation male joint；
Vertical plane is set as in the middle part of the edge on the convex surface of the step surface of embedding lingual side, the top of vertical plane is equipped with first
Inclined-plane, the first inclined-plane are equipped with the second vertical plane, and the lower part of vertical plane is equipped with the second inclined-plane, and the first inclined-plane and the second inclined-plane are in eight
Font, and splay big opening end is towards the first bar shaped abaculus；
The chamfered shape of the embedding tongue outer end face be middle part in concave face, top and the bottom be in respectively it is raised outward it is upper,
Lower convex surface；And in lower convex surface after convex reduction of area, the bottom end of embedding tongue is totally in major arc shape, and the bottom end of embedding tongue is equipped with pin hole；
--- the female joint includes the second bar shaped abaculus for being embedded in the hollow hole of another fan folding bed frame, the
One end integral type of two bar shaped abaculus is equipped with another lifting-hook structure, and the vertical plane of the back of another lifting-hook structure is connected to described
On the end face of one end of the second bar shaped abaculus, it is embedding that the lateral face of the back of another lifting-hook structure is connected to second bar shaped
On the bottom surface of one end of block；The two sides of another lifting-hook structure protrude from the two sidewalls of the second bar shaped abaculus；
The chamfered shape of the sunny side of another lifting-hook structure be from top to bottom followed successively by third vertical plane, third inclined-plane, the 4th hang down
It faces directly, the bottom end of the 4th vertical plane sets circular shaft ear；In third vertical plane, the vertical reduction of area of third after the 4th vertical reduction of area
Afterwards in the outer end face of circular shaft ear；
And the centre of the sunny side of another lifting-hook structure is equipped with caulking groove along longitudinal direction, the groove bottom of the caulking groove is to agree with public relations
Another irregular face of the embedding tongue of section, the 5th vertical plane that another irregular face is from top to bottom followed successively by, the 4th are tiltedly
Face, sextuple face directly, the 5th inclined-plane, and the 4th inclined-plane, the 5th inclined-plane are in splayed, and splay osculum end is towards the
Four vertical planes；
The embedding tongue of the male joint is in the caulking groove of female joint, and the second of the convex surface of the step surface of male joint is vertical
Face, the first inclined-plane, vertical plane fit with the third vertical plane of female joint, third inclined-plane, the 4th vertical plane respectively, female joint
The outer end face of circular shaft ear is located under the second inclined-plane of male joint, the pin hole of the embedding tongue of male joint and the circular shaft ear of female joint
Pin joint.
The side of first bar shaped abaculus of the male joint is equipped with weight loss groove.
The side of second bar shaped abaculus of the female joint is equipped with another weight loss groove.
The male joint pilot hole fixed with respective folded bed frame is additionally provided on first bar shaped abaculus of the male joint.
The female joint pilot hole fixed with respective folded bed frame is additionally provided on second bar shaped abaculus of the female joint.
Compared with prior art, structure is simple for the utility model, easy to use, and mating surface is more upon deployment in male and female joint
It is firm, when male joint and female joint are in no more than 20 degree of angles, it is not easy to clamp the human body and finger.
Detailed description of the invention
Fig. 1 is the perspective view of male joint in the utility model
Fig. 2 is the main view of male joint in the utility model.
Fig. 3 is the right view of male joint in the utility model.
Fig. 4 is the top view of male joint in the utility model.
Fig. 5 is the bottom view of male joint in the utility model.
Fig. 6 is the perspective view of female joint in the utility model.
Fig. 7 is the main view of female joint in the utility model.
Fig. 8 is the right view of female joint in the utility model.
Fig. 9 is the top view of female joint in the utility model.
Figure 10 is the bottom view of female joint in the utility model.
Figure 11 is A-A cut-away view shown in Fig. 9.
Figure 12 is the main view after the female joint of the utility model is nested with male joint.
Figure 13 is schematic diagram when closing up of original turning joint.
Figure 14 is the schematic diagram of original turning joint clip finger.
Figure 15 be the utility model in turning joint angle less than 20 degree when, the schematic diagram of finger and turning joint.
Specific embodiment
Now in conjunction with accompanying drawings and embodiments, the utility model is further described.
Embodiment 1
A kind of turning joint of folding bed, it is characterised in that:
Including male joint, female joint；
Referring to FIG. 1 to FIG. 5, the male joint includes the first bar shaped for being embedded in the hollow hole of a fan folding bed frame
One end integral type of abaculus 11, the first bar shaped abaculus 11 is equipped with lifting-hook structure, and the vertical plane of the back of lifting-hook structure is connected to
On the end face of one end of the first bar shaped abaculus 11, the lateral face of the back of lifting-hook structure is connected to first bar shaped
On the bottom surface of one end of abaculus 11；The two sides of the lifting-hook structure along an end of the first bar shaped abaculus 11 by close and
A distant place is to being set as step surface；The convex surface of the step surface is close to an end of the first bar shaped abaculus 11, the step surface
Sunken face close to lifting-hook structure outer end formed male joint embedding tongue 12；
Vertical plane is set as in the middle part of the edge on the convex surface of the step surface of embedding 12 side of tongue, and the top of vertical plane is equipped with the
One inclined-plane, the first inclined-plane are equipped with the second vertical plane, and the lower part of vertical plane is equipped with the second inclined-plane, and the first inclined-plane and the second inclined-plane are in
Splayed, and splay big opening end is towards the first bar shaped abaculus 11；
The chamfered shape of 12 outer end face of embedding tongue is in raised outward in concave face 122, top and the bottom for middle part respectively
Upper and lower convex surface 121,123；And in lower convex surface 123 after the upper contracting of convex surface 121, the bottom end of embedding tongue 12 is totally in major arc shape, embedding tongue
The bottom end in portion 12 is equipped with pin hole 13；
Referring to Fig. 6~Figure 11, the female joint includes second for being embedded in the hollow hole of another fan folding bed frame
One end integral type of bar shaped abaculus 21, the second bar shaped abaculus 21 is equipped with another lifting-hook structure, the back of another lifting-hook structure
A vertical plane end being connected to the second bar shaped abaculus 21 end face on, the lateral face of the back of another lifting-hook structure connects
It connects on the bottom surface of an end of the second bar shaped abaculus 21；It is embedding that the two sides of another lifting-hook structure protrude from the second bar shaped
The two sidewalls of block 21；
The chamfered shape of the sunny side of another lifting-hook structure be from top to bottom followed successively by third vertical plane, third inclined-plane, the 4th hang down
It faces directly, the bottom end of the 4th vertical plane sets circular shaft ear 23；In third vertical plane, third vertical plane after the 4th vertical reduction of area
In the outer end face of circular shaft ear 23 after contracting；
And the centre of the sunny side of another lifting-hook structure is equipped with caulking groove 22 along longitudinal direction, the groove bottom of the caulking groove 22 is to agree with
Another irregular face of the embedding tongue 12 of male joint, the 5th vertical plane that another irregular face is from top to bottom followed successively by
221, the 4th inclined-plane 222, sextuple face the 223, the 5th inclined-plane 224 directly, and the 4th inclined-plane 222, the 5th inclined-plane 224 are in eight words
Shape, and splay osculum end the 4th vertical plane of direction；
Referring to Figure 12, the embedding tongue 12 of the male joint is embedded in the caulking groove 22 of female joint, and the step surface of male joint
Second vertical plane on convex surface, the first inclined-plane, vertical plane respectively with the third vertical plane of female joint, third inclined-plane, the 4th vertical plane
It fits, the outer end face of the circular shaft ear 23 of female joint is located under the second inclined-plane of male joint, the pin of the embedding tongue 12 of male joint
23 pin joint of circular shaft ear in hole 13 and female joint.
Further, the side of the first bar shaped abaculus 11 of the male joint is equipped with weight loss groove 14.
Further, the side of the second bar shaped abaculus 21 of the female joint is equipped with another weight loss groove 24.
Further, the public relations fixed with respective folded bed frame is additionally provided on the first bar shaped abaculus 11 of the male joint
Save pilot hole 15.
Further, the female pass fixed with respective folded bed frame is additionally provided on the second bar shaped abaculus 21 of the female joint
Save pilot hole 25.
Claims (5)
1. a kind of turning joint of folding bed, it is characterised in that:
Including male joint, female joint；
--- the male joint include for be embedded in one fan folding bed frame hollow hole in the first bar shaped abaculus (11), first
One end integral type of bar shaped abaculus (11) is equipped with lifting-hook structure, and the vertical plane of the back of lifting-hook structure is connected to described first
On the end face of one end of shape abaculus (11), the lateral face of the back of lifting-hook structure is connected to the first bar shaped abaculus (11)
An end bottom surface on；The two sides of the lifting-hook structure are square from the near to the distant along an end of the first bar shaped abaculus (11)
To being set as step surface；The convex surface of the step surface close to an end of the first bar shaped abaculus (11), the step surface
Sunken face forms the embedding tongue (12) of male joint close to the outer end of lifting-hook structure；
Vertical plane is set as in the middle part of the edge on the convex surface of the step surface of embedding tongue (12) side, the top of vertical plane is equipped with first
Inclined-plane, the first inclined-plane are equipped with the second vertical plane, and the lower part of vertical plane is equipped with the second inclined-plane, and the first inclined-plane and the second inclined-plane are in eight
Font, and splay big opening end is towards the first bar shaped abaculus (11)；
The chamfered shape of embedding tongue (12) outer end face is in raised outward in concave face (122), top and the bottom for middle part respectively
Upper and lower convex surface (121,123)；And in lower convex surface (123) after upper convex surface (121) contracting, the bottom end of embedding tongue (12) is totally in excellent
The bottom end of arcuation, embedding tongue (12) is equipped with pin hole (13)；
--- the female joint includes the second bar shaped abaculus (21) for being embedded in the hollow hole of another fan folding bed frame, the
One end integral type of two bar shaped abaculus (21) is equipped with another lifting-hook structure, and the vertical plane of the back of another lifting-hook structure is connected to
On the end face of one end of the second bar shaped abaculus (21), the lateral face of the back of another lifting-hook structure is connected to described
On the bottom surface of one end of two bar shaped abaculus (21)；The two sides of another lifting-hook structure protrude from the second bar shaped abaculus (21)
Two sidewalls；
The chamfered shape of the sunny side of another lifting-hook structure is from top to bottom followed successively by third vertical plane, third inclined-plane, the 4th vertical plane,
The bottom end of 4th vertical plane sets circular shaft ear (23)；In third vertical plane, the vertical reduction of area of third after the 4th vertical reduction of area
Afterwards in the outer end face of circular shaft ear (23)；
And the centre of the sunny side of another lifting-hook structure is equipped with caulking groove (22) along longitudinal direction, the groove bottom of the caulking groove (22) is to agree with
Another irregular face of the embedding tongue (12) of male joint, the 5th vertical plane that another irregular face is from top to bottom followed successively by
(221), the 4th inclined-plane (222), sextuple face (223), the 5th inclined-plane (224) directly, and the 4th inclined-plane (222), the 5th are tiltedly
Face (224) is in splayed, and splay osculum end is towards the 4th vertical plane；
The embedding tongue (12) of the male joint is in the caulking groove (22) of female joint, and the second of the convex surface of the step surface of male joint
Vertical plane, the first inclined-plane, vertical plane fit with the third vertical plane of female joint, third inclined-plane, the 4th vertical plane respectively, and mother is closed
The outer end face of the circular shaft ear (23) of section is located under the second inclined-plane of male joint, the pin hole (13) of the embedding tongue (12) of male joint with
Circular shaft ear (23) pin joint of female joint.
2. a kind of turning joint of folding bed as described in claim 1, it is characterised in that: the first bar shaped of the male joint is embedding
The side of block (11) is equipped with weight loss groove (14).
3. a kind of turning joint of folding bed as described in claim 1, it is characterised in that: the second bar shaped of the female joint is embedding
The side of block (21) is equipped with another weight loss groove (24).
4. a kind of turning joint of folding bed as described in claim 1, it is characterised in that: the first bar shaped of the male joint is embedding
The male joint pilot hole (15) fixed with respective folded bed frame is additionally provided on block (11).
5. a kind of turning joint of folding bed as described in claim 1, it is characterised in that: the second bar shaped of the female joint is embedding
The female joint pilot hole (25) fixed with respective folded bed frame is additionally provided on block (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820646083.5U CN208837416U (en) | 2018-05-03 | 2018-05-03 | A kind of turning joint of folding bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820646083.5U CN208837416U (en) | 2018-05-03 | 2018-05-03 | A kind of turning joint of folding bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208837416U true CN208837416U (en) | 2019-05-10 |
Family
ID=66350113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820646083.5U Active CN208837416U (en) | 2018-05-03 | 2018-05-03 | A kind of turning joint of folding bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208837416U (en) |
-
2018
- 2018-05-03 CN CN201820646083.5U patent/CN208837416U/en active Active
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