CN218623787U - Bolt type hand-clamping-prevention limiting door hinge - Google Patents
Bolt type hand-clamping-prevention limiting door hinge Download PDFInfo
- Publication number
- CN218623787U CN218623787U CN202222702631.0U CN202222702631U CN218623787U CN 218623787 U CN218623787 U CN 218623787U CN 202222702631 U CN202222702631 U CN 202222702631U CN 218623787 U CN218623787 U CN 218623787U
- Authority
- CN
- China
- Prior art keywords
- leaf
- door hinge
- bolt
- core
- limiting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Hinges (AREA)
Abstract
The utility model discloses a bolt type hand-clamping prevention limit door hinge, which relates to the hinge design field and comprises a left leaf, a right leaf and a rotary core; a slot is formed in the middle of the front side of the rotary core, a seam blocking strip is arranged on the front side of the rotary core, a bolt is formed in the middle of the rear side of the seam blocking strip, and the bolt is inserted into the slot in a clearance fit manner; two first limiting edges are formed on the rear side of the rotating core, the left leaf and the right leaf are both in a right-angle structure, and the middle parts of the rear side edges of the left leaf and the right leaf are pressed on the first limiting edges to realize the limiting when the door hinge is bent; the left side and the right side of the rotary core are respectively provided with a second limiting edge in a forming mode, a gap formed between the left leaf and the cylindrical component presses the limiting of the left half part when the door hinge is unfolded and flat on the second limiting edges, and a gap formed between the right leaf and the cylindrical component presses the limiting of the right half part when the door hinge is unfolded and flat on the second limiting edges.
Description
Technical Field
The utility model belongs to the technical field of the hinge design and specifically relates to a spacing door hinge of tong is prevented to bolt formula.
Background
Door hinges are a home decoration material. The hinge is usually of the two-fold type, consisting of a pair of metallic or non-metallic blades joined by a pin, which is the part that connects the two parts of the object and enables it to move.
Door hinges on the market generally do not have the function of preventing hands from being clamped, foreign matters are easy to clamp when a door is opened or closed, the door hinges are easy to damage, in addition, the door hinges are very painful when fingers are clamped, and accidents are easy to happen; in order to prevent the door hinge from clamping foreign matters when the door is opened and closed, a novel anti-pinch long hinge is disclosed in the Chinese utility model patent (publication number: CN210316953U published: 20200414), which realizes an anti-pinch effect through a fixed frame, so that the foreign matters cannot enter a gap between a first fixed column and a second fixed column, but the fixed frame is difficult to mount and dismount, so that the assembly of the hinge structure is very troublesome, the assembly efficiency is low, and the production efficiency is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical solution which can solve the above problems for overcoming the defects of the prior art.
A bolt type hand-clamping-preventing limit door hinge comprises a left leaf, a right leaf and a rotary core, wherein the left leaf and the right leaf are arranged in a bilateral symmetry mode;
cylindrical parts are formed on one sides, close to the rotary core, of the left leaf and the right leaf, and the left leaf and the right leaf are respectively installed on the left side and the right side of the rotary core in a hinged fit mode through the cylindrical parts;
an insertion groove is formed in the middle of the front side of the rotary core, a seam blocking strip is arranged on the front side of the rotary core, a bolt is formed in the middle of the rear side of the seam blocking strip, the bolt is inserted into the insertion groove in a clearance fit mode, and the seam blocking strip blocks the cylindrical piece;
two first limiting edges are formed on the rear side of the rotating core, the left leaf and the right leaf are of right-angle structures, and the middle parts of the rear side edges of the left leaf and the right leaf are pressed on the first limiting edges to realize limiting when the door hinge is bent;
the left side and the right side of the rotary core are respectively provided with a second limiting edge in a forming mode, a gap formed between the left leaf and the cylindrical component presses the limiting of the left half part when the door hinge is unfolded and flat on the second limiting edges, and a gap formed between the right leaf and the cylindrical component presses the limiting of the right half part when the door hinge is unfolded and flat on the second limiting edges.
Further: it has two through-holes to change the shaping on the core, two through-holes all run through change the core setting, the middle part shaping of drum spare has the breach, it installs to change core clearance fit in the breach, the axis of through-hole with drum spare coincides the setting each other, fixed mounting has the pivot in the breach, the pivot one-to-one normal running fit is installed in the through-hole.
Further: the upper end and the lower end of the through hole are both formed with countersunk holes, oil shaft sleeves are mounted in the countersunk holes in a clearance fit mode, and the oil shaft sleeves are mounted on the rotating shaft in a sleeved mode.
Further: the included angle between the first limit edge and the second limit edge is 90 degrees.
Further: the left and right sides border of keeping off the seam strip all forms the curved surface of backward bending, the back side edge one-to-one of curved surface covers the completion of second is sheltered from on the spacing edge.
Further: the middle part of the rotary core is formed with a bolt hole, a bolt is arranged in the bolt hole in a clearance fit mode, and the seam blocking strip is locked in the slot through the bolt.
Further: the slot and the bolt are both in T-shaped structures.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the seam blocking strip completes installation and positioning in a mode that the inserting pin is inserted into the inserting slot, so that the seam blocking strip can be stably fixed with the rotating core, the effect of blocking foreign matters can be achieved, hands are prevented from being clamped, and accidents are avoided;
2. when buckling the extreme position, the back side edge of left page or leaf piece and right page or leaf piece can be pressed and accomplish spacingly on first spacing edge, when the exhibition is flat, the clearance that forms between left page or leaf piece and the cylinder spare can be pressed and accomplish the spacing of left half part on the spacing edge of second, the clearance that forms between right page or leaf piece and the cylinder spare can be pressed and accomplish by half spacing on the spacing edge of second, and then realize effectively avoiding the door hinge the condition of transition buckling to appear, guaranteed the life of door hinge.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic structural view of the present invention during bending;
FIG. 2 is a schematic structural view of the present invention when it is laid out flat;
FIG. 3 is a schematic diagram of the exploded structure of FIG. 2;
FIG. 4 is a schematic view of a rotary core;
fig. 5 is a schematic structural view of another view angle of the present invention;
FIG. 6 is a schematic diagram of the exploded structure of FIG. 5;
FIG. 7 is a schematic view of the present invention applied to a door panel;
fig. 8 is a schematic structural view of another state of the present invention when applied to a door panel.
Shown in the figure: 1. a left sheet; 2. a right leaf; 3. rotating the core; 4. a cylindrical member; 5. a slot; 6. a seam blocking strip; 7. a bolt; 8. a first limit edge; 9. a second limit edge; 10. a through hole; 11. a notch; 12. a rotating shaft; 13. a countersunk hole; 14. an oil bushing; 15. a curved surface; 16. bolt holes; 17. a bolt; 18. a door panel.
Detailed Description
The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments.
The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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 invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-8, the latch type hand-clamping-proof limit door hinge of the present invention comprises a left leaf 1, a right leaf 2 and a rotary core 3, wherein the left leaf 1 and the right leaf 2 are arranged in bilateral symmetry with each other;
a slot 5 is formed in the middle of the front side of the rotary core 3, a seam blocking strip 6 is arranged on the front side of the rotary core 3, a bolt 7 is formed in the middle of the rear side of the seam blocking strip 6, the bolt 7 is inserted into the slot 5 in a clearance fit manner, and the seam blocking strip 6 blocks the cylindrical part 4;
the working principle of the seam blocking strip 6 is as follows: the installation and the positioning are finished in a mode that the bolt 7 is inserted into the slot 5, so that the seam blocking strip 6 can be stably fixed with the rotary core 3, the effect of blocking foreign matters can be achieved, the hand clamping is prevented, and accidents are avoided;
two first limiting edges 8 are formed on the rear side of the rotating core 3, the left leaf 1 and the right leaf 2 are both in a right-angle structure, and the middle parts of the rear side edges of the left leaf 1 and the right leaf 2 are pressed on the first limiting edges 8 to realize limiting when the door hinge is bent;
second limiting edges 9 are formed on the left side and the right side of the rotating core 3, a gap formed between the left leaf 1 and the cylindrical part 4 presses the second limiting edges 9 to complete the limiting of the left half part when the door hinge is unfolded, and a gap formed between the right leaf 1 and the cylindrical part 4 presses the second limiting edges 9 to complete the limiting of the right half part when the door hinge is unfolded;
the utility model discloses a spacing principle is: when buckling to extreme position, left side page or leaf 1 with the back side edge of right side page or leaf 2 can be pressed accomplish spacingly on first spacing limit 8, when flat, left side page or leaf 1 with clearance that forms between the drum spare 4 can be pressed accomplish half a left side spacing on the spacing limit of second 9, right side page or leaf 2 with clearance that forms between the drum spare 4 can be pressed accomplish half a right side spacing on the spacing limit of second 9, and then realize effectively avoiding the door hinge the condition of transition buckling to appear, guaranteed the life of door hinge.
As a further aspect of the present invention: two through holes 10 are formed in the rotary core 3, the two through holes 10 are arranged to penetrate through the rotary core 3, a notch 11 is formed in the middle of the cylindrical part 4, the rotary core 3 is installed in the notch 11 in a clearance fit mode, the axis of the through hole 10 and the cylindrical part 4 are arranged in a mutual superposition mode, rotating shafts 12 are fixedly installed in the notch 11, and the rotating shafts 12 are installed in the through holes 10 in a one-to-one corresponding rotation fit mode; the left blade, the right blade 2 and the rotating core 3 are more stably matched, and the service life is prolonged.
As a further aspect of the present invention: countersunk holes 13 are formed in the upper end and the lower end of the through hole 10, oil shaft sleeves 14 are arranged in the countersunk holes 13 in a clearance fit mode, and the oil shaft sleeves 14 are sleeved on the rotating shaft 12; the hinge fit of the left leaf 1 and the right leaf 2 on the rotary core 3 is more stable and smooth.
As a further aspect of the present invention: the included angle between the first limit edge 8 and the second limit edge 9 is 90 degrees; the turnover angle of the door hinge can be limited, and the door hinge is more convenient to use.
As a further aspect of the present invention: the left and right side edges of the seam blocking strip 6 are respectively formed with a curved surface 15 which is bent backwards, and the rear side edges of the curved surfaces 15 are correspondingly covered on the second limiting edges 9 one by one to complete shielding; the hem facing 6 passes through curved surface 15 blocks circle cylinder spare 4, and then improved the effect of preventing tong, in addition, hem facing 6's length can set to with 18 co-altitude of door plant, need use a plurality of door hinges when the installation of door plant 18, hem facing 6 can insert one by one the core 3 of changeing accomplish spacingly in the slot 5, realize the protection of whole piece crack, can effectively avoid the foreign matter to get into.
As a further aspect of the present invention: a bolt hole 16 is formed in the middle of the rotary core 3, a bolt 17 is arranged in the bolt hole 16 in a clearance fit manner, and the seam blocking strip 6 is locked in the slot 5 through the bolt 17; after the seam blocking strip 6 is installed, locking can be achieved through the bolt 17, and therefore the seam blocking strip 6 is prevented from shifting after being used for a long time.
As a further aspect of the present invention: the slot 5 and the bolt 7 both adopt T-shaped structures; can effectively avoid the bolt 7 deviates from slot 5, let the equipment of keeping off seam strip 6 is more stable.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (7)
1. The utility model provides a spacing door hinge of tong is prevented to bolt formula, includes left page or leaf, right page or leaf and changes the core, its characterized in that: the left leaf and the right leaf are arranged in bilateral symmetry;
cylindrical parts are formed on one sides, close to the rotary core, of the left leaf and the right leaf, and the left leaf and the right leaf are respectively installed on the left side and the right side of the rotary core in a hinged fit mode through the cylindrical parts;
an insertion groove is formed in the middle of the front side of the rotary core, a seam blocking strip is arranged on the front side of the rotary core, a bolt is formed in the middle of the rear side of the seam blocking strip, the bolt is inserted into the insertion groove in a clearance fit mode, and the seam blocking strip blocks the cylindrical piece;
two first limiting edges are formed on the rear side of the rotating core, the left leaf and the right leaf are both in a right-angle structure, and the middle parts of the rear side edges of the left leaf and the right leaf are pressed on the first limiting edges to realize the limiting when the door hinge is bent;
the left and right sides of rotating the core all the shaping have the spacing limit of second, left side leaf with clearance pressure that forms between the drum spare is in the spacing limit of the half left part when accomplishing door hinge exhibition on the spacing edge of second, right side leaf with clearance pressure that forms between the drum spare is in the spacing of the half right part when accomplishing door hinge exhibition on the spacing edge of second.
2. The pin-type hand-clamping-prevention limiting door hinge of claim 1, which is characterized in that: it has two through-holes to change the shaping on the core, two through-holes all run through change the core setting, the middle part shaping of drum spare has the breach, it installs to change core clearance fit in the breach, the axis of through-hole with drum spare is coincidence setting each other, fixed mounting has the pivot in the breach, the pivot one-to-one is rotated the cooperation and is installed in the through-hole.
3. The pin-type hand-clamping-prevention limiting door hinge of claim 2, which is characterized in that: the upper end and the lower end of the through hole are both formed with countersunk holes, oil shaft sleeves are mounted in the countersunk holes in a clearance fit mode, and the oil shaft sleeves are mounted on the rotating shaft in a sleeved mode.
4. The pin-type hand-clamping-prevention limiting door hinge of claim 1, which is characterized in that: the included angle between the first limit edge and the second limit edge is 90 degrees.
5. The pin-type hand-clamping-prevention limiting door hinge of claim 1, which is characterized in that: the left and right sides border of keeping off the seam strip all forms the curved surface of backward bending, the back side border one-to-one of curved surface covers accomplish on the spacing edge of second and shelter from.
6. The pin-type hand-clamping-prevention limiting door hinge of claim 1, which is characterized in that: the middle part of the rotary core is formed with a bolt hole, a bolt is arranged in the bolt hole in a clearance fit mode, and the seam blocking strip is locked in the slot through the bolt.
7. The pin-type hand-clamping-prevention limiting door hinge of claim 1, which is characterized in that: the slot and the bolt are both in T-shaped structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222702631.0U CN218623787U (en) | 2022-10-14 | 2022-10-14 | Bolt type hand-clamping-prevention limiting door hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222702631.0U CN218623787U (en) | 2022-10-14 | 2022-10-14 | Bolt type hand-clamping-prevention limiting door hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218623787U true CN218623787U (en) | 2023-03-14 |
Family
ID=85469234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222702631.0U Active CN218623787U (en) | 2022-10-14 | 2022-10-14 | Bolt type hand-clamping-prevention limiting door hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218623787U (en) |
-
2022
- 2022-10-14 CN CN202222702631.0U patent/CN218623787U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218623787U (en) | Bolt type hand-clamping-prevention limiting door hinge | |
| CN210067658U (en) | Concatenation formula intelligence lock front panel | |
| CN214886547U (en) | Connecting structure of door leaf frame and door plate | |
| CA2317464A1 (en) | Rail and stile kitchen cabinet and utility doors with interchangeable/reversible raised panel | |
| CN218375940U (en) | Hardware hinge with widened page plate | |
| CN210049774U (en) | Horizontal opening tilt-turn window with built-in hinge | |
| CN218407012U (en) | Integral blind hinge | |
| CN218293166U (en) | Hidden built-in screen window transmission gear lock | |
| CN218176945U (en) | Swinging type control cabinet connecting rod lock | |
| CN219227747U (en) | Industrial switch uses mounting structure | |
| CN217106595U (en) | Hinge with multiple connecting assemblies | |
| CN213234885U (en) | Steel mesh screen window | |
| CN217080080U (en) | Novel hinge | |
| CN217925589U (en) | Anti-prizing anti-theft door with concealed hinge | |
| CN217925326U (en) | Bidirectional transmission lock box structure | |
| CN215681396U (en) | Cabinet connecting piece and cabinet structure | |
| CN215443622U (en) | Door hinge assembly | |
| CN211900404U (en) | Sliding screen window structure of door and window | |
| CN213063271U (en) | Double-door hinge | |
| CN211173867U (en) | Curtain convenient to replace curtain cloth | |
| CN218374540U (en) | Assembled wallboard installation joint structure | |
| CN213359710U (en) | Combined hinge structure | |
| CN217054937U (en) | Locking mechanism of shutter | |
| CN220247868U (en) | Connection structure of T type door and door pocket | |
| CN215436653U (en) | Automobile breast board lock structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |