CN220889877U - Graded positioning hinge - Google Patents
Graded positioning hinge Download PDFInfo
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- CN220889877U CN220889877U CN202322559924.2U CN202322559924U CN220889877U CN 220889877 U CN220889877 U CN 220889877U CN 202322559924 U CN202322559924 U CN 202322559924U CN 220889877 U CN220889877 U CN 220889877U
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- 238000009434 installation Methods 0.000 claims abstract description 56
- 238000005192 partition Methods 0.000 claims description 12
- 238000009423 ventilation Methods 0.000 abstract description 5
- 239000000725 suspension Substances 0.000 description 11
- 238000000926 separation method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a grading positioning hinge which is connected to a first target installation object and a second target installation object of a door and a window. The utility model controls the opening distance of the upper hinge assembly through the grading positioning device, controls the door and window to be opened at different distances in a downward-hanging mode, and further meets different ventilation requirements.
Description
Technical Field
The utility model relates to the field of door and window hardware, in particular to a hierarchical positioning hinge.
Background
The hinge of current in-opening underslung door and window, its underslung opens the structure mostly and only can open fixed distance for the door and window is opened apart from singleness, can't satisfy the demand of different ventilation volume, though there is a minority in the market that can control the door and window open apart from the structure, but its structure can only be realized with the form that increases the annex, can't realize on the hinge, lead to its use cost to increase, the open distance of its control is tiny moreover, can't satisfy ventilation demand, if need control different open apart from when needing, need additionally increase manual operation step, because of the annex of increasing is installed in the top of casement, it is inconvenient enough to use when the casement is made higher.
Disclosure of utility model
The utility model aims to provide a grading positioning hinge, which aims to solve the problem that the opening distance is single when the door and window are opened by the inner suspension hinge structure of the existing door and window.
In order to solve the technical problems, the utility model is realized by the following technical scheme: the utility model provides a hierarchical location hinge is connected on the first target installation thing and the second target installation thing of door and window, including last hinge subassembly and hierarchical positioner, go up hinge subassembly one end and connect first target installation thing top, the other end is connected hierarchical positioner, hierarchical positioner sets up second target installation thing top is used for the control go up hinge subassembly's interior underslung state opening distance.
Further, the hierarchical positioner includes base and first setting element, the base sets up on the second target installation thing, be provided with first spout and first guide way on the base, first setting element one end articulates go up hinge assembly and slidable setting are in the first spout, the first setting element other end is provided with first guide part, but first guide part sliding connection is in the first guide way, a plurality of positioning parts have been set gradually along the direction of guidance in the first guide way.
Further, the positioning parts comprise a first positioning groove, a second positioning groove, a third positioning groove and a fourth positioning groove, a separation part is arranged between the first positioning groove and the third positioning groove, the second positioning groove is arranged at an interval relative to the separation part, the fourth positioning groove is positioned at one side, away from the separation part, of the second positioning groove, and the first positioning groove, the second positioning groove, the third positioning groove and the fourth positioning groove are sequentially provided with a first circulating guide channel from head to tail.
Further, the opening directions of the first positioning groove and the third positioning groove are the same, the first positioning groove and the third positioning groove face the second positioning groove, and the opening directions of the second positioning groove and the fourth positioning groove face the first positioning groove.
Further, the first sliding groove is located at one side of the first guiding groove close to the separation portion, or the first sliding groove is located at one side of the first guiding groove away from the separation portion.
Further, the upper hinge assembly comprises a bottom plate and a first connecting rod assembly, the bottom plate is arranged on the first target installation object, one end of the first connecting rod assembly is hinged to the bottom plate, the other end of the first connecting rod assembly is hinged to the grading positioning device, and the first connecting rod assembly can be unfolded or folded.
Further, the first link assembly comprises a first link, a second link, a third link and a fourth link, one ends of the first link and the second link are respectively hinged to different positions on the bottom plate, the other ends of the first link and the second link are respectively hinged to different positions of one end of the third link, the middle of the first link is hinged to the middle of the second link, the other ends of the third link are hinged to one end of the grading positioning device, one ends of the fourth link are hinged to the third link, and the other ends of the fourth link are hinged to the grading positioning device.
Further, the upper hinge assembly comprises a bottom plate and a second connecting rod assembly, the bottom plate is arranged on the first target installation object, one end of the second connecting rod assembly is hinged to the bottom plate, the other end of the second connecting rod assembly is hinged to the grading positioning device, the second connecting rod assembly can be unfolded or overlapped, one end of the second connecting rod assembly is provided with a second guide groove, and a plurality of positioning parts are sequentially arranged on the second guide groove.
Further, the grading positioning device comprises a base and a second positioning piece, wherein the base is arranged on the second target installation object, a second sliding groove is formed in the base, the second positioning piece is slidably arranged in the second sliding groove, and a second guiding part matched with the second guiding groove is arranged on the second positioning piece.
Further, the second connecting rod assembly comprises a guide connecting rod, the second guide groove is formed in the guide connecting rod, the positioning parts comprise a fifth positioning groove and a sixth positioning groove, the fifth positioning groove penetrates through and is formed in the end portion of the guide connecting rod, the sixth positioning groove is far away from the end portion of the guide connecting rod, and a second guide channel is formed between the fifth positioning groove and the sixth positioning groove.
The embodiment of the utility model provides a grading positioning hinge which is connected to a first target installation object and a second target installation object of a door and a window, and comprises an upper hinge assembly and a grading positioning device, wherein one end of the upper hinge assembly is connected with the first target installation object, the other end of the upper hinge assembly is connected with the grading positioning device, and the grading positioning device is arranged on the second target installation object and used for controlling the opening distance of the inner suspension state of the upper hinge assembly. The utility model controls the opening distance of the upper hinge assembly through the grading positioning device, controls the door and window to be opened at different distances in a downward-hanging mode, and further meets different ventilation requirements.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a door and window in a state of being opened with a small distance in an inner suspension according to a first embodiment of the present utility model;
fig. 2 is a schematic view of a door and window structure in a state of being opened at a large distance in an inner hanging manner according to a first embodiment of the present utility model;
Fig. 3 is a schematic view of a hierarchical positioning hinge structure in a state of being opened with a small distance in a door and window according to a first embodiment of the present utility model;
Fig. 4 is a schematic view of a hierarchical positioning hinge structure in a door and window inner-hanging large-distance open state according to a first embodiment of the present utility model;
FIG. 5 is a schematic structural view of an upper hinge assembly according to a second embodiment of the present utility model;
FIG. 6 is a schematic structural diagram of a hierarchical positioning device according to a second embodiment of the present utility model;
FIG. 7 is a schematic structural view of a base according to a second embodiment of the present utility model;
FIG. 8 is an exploded view of a base provided by a second embodiment of the present utility model;
FIG. 9 is a schematic view of a hierarchical positioning hinge according to a third embodiment of the present utility model;
Fig. 10 is a schematic structural diagram of a hierarchical positioning device according to a third embodiment of the present utility model;
FIG. 11 is a schematic structural view of an upper hinge assembly according to a third embodiment of the present utility model;
FIG. 12 is a partial view at A provided by a third embodiment of the present utility model;
fig. 13 is an exploded view of a hierarchical positioning device according to a third embodiment of the present utility model.
The figure identifies the description:
1. A first target mount;
2. A second target mount;
3. An upper hinge assembly; 31. a bottom plate; 32. a first link; 33. a second link; 34. a third link; 35. a fourth link; 36. a fifth link; 37. a sixth link; 38. a second guide groove; 381. a fifth positioning groove; 382. a sixth positioning groove; 39. a second guide channel;
4. A hierarchical positioning device; 41. a first base; 42. a first positioning member; 421. a first guide part; 43. a first chute; 44. a first guide groove; 441. a first positioning groove; 442. a second positioning groove; 443. a third positioning groove; 444. a fourth positioning groove; 445. a partition portion; 45. a first guide channel; 46. a second base; 47. a second positioning member; 48. a second chute; 49. a second guide part; 410. and (5) a control member.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
Referring to fig. 1-2, an embodiment of the present utility model provides a hierarchical positioning hinge, which is connected to a first target installation object 1 and a second target installation object 2 of a door and window, and includes an upper hinge assembly 3 and a hierarchical positioning device 4, wherein one end of the upper hinge assembly 3 is connected to the upper portion of the first target installation object 1, the other end is connected to the hierarchical positioning device 4, and the hierarchical positioning device 4 is disposed above the second target installation object 2, so as to control an opening distance of the upper hinge assembly 3.
In the embodiment of the utility model, the door and window handle can be used for adjusting the door and window to open in a flat-open manner or to open in an inner-lower suspension manner, namely, the first target installation object 1 and the second target installation object 2 are relatively far away, the graded positioning hinge is mainly used for opening the door and window in the inner-lower suspension manner, the existing inner-lower suspension door and window is short in opening distance and can not adjust the opening distance, the graded positioning device 4 is additionally arranged on the second target installation object, and the included angle between the upper hinge assembly 3 arranged on the first target installation object 1 and the second target installation object 2 can be adjusted, so that the opening distance between the first target installation object 1 and the second target installation object 2 is adjusted, as shown in fig. 1 and 2, the included angle between the upper hinge assembly 3 and the second target installation object 2 in fig. 1 is small, the opening distance is large, the included angle between the upper hinge assembly 3 and the second target installation object 2 in fig. 2 is large, and the opening distance of the door and window is not single any more, and different ventilation requirements are met.
Referring to fig. 3-4, fig. 3 is a schematic view of a hierarchical positioning hinge structure in a state of being opened with a small distance in the door and window in an inner-down-hanging manner, fig. 4 is a schematic view of a hierarchical positioning hinge structure in a state of being opened with a large distance in the door and window in an inner-down-hanging manner, and an included angle between a third connecting rod 34 of the upper hinge assembly 3 and the hierarchical positioning device 4 in fig. 4 is larger than an included angle between the third connecting rod 34 of the upper hinge assembly 3 and the hierarchical positioning device 4 in fig. 3.
Referring to fig. 5-8, in an embodiment, the grading positioning device 4 includes a first base 41 and a first positioning member 42, where the first base 41 is disposed on the second target installation object 2, a first sliding groove 43 and a first guiding groove 44 are disposed on the first base 41, one end of the first positioning member 42 is hinged to the upper hinge assembly 3 and slidably disposed in the first sliding groove 43, the other end of the first positioning member 42 is provided with a first guiding portion 421, the first guiding portion 421 is slidably connected in the first guiding groove 44, and a plurality of positioning portions are sequentially disposed in the first guiding groove 44 along a guiding direction.
In this embodiment, one end of the first positioning member 42 is hinged to the upper hinge assembly 3 and is slidably disposed in the first chute 43, that is, the first positioning member 42 moves to drive the upper hinge assembly 3 to move, thereby adjusting the included angle between the upper hinge assembly 3 and the second target installation object 2, and the first guiding portion 421 is disposed at the other end of the first positioning member 42 and can slide between the positioning portions, where different positioning portions can make the first positioning member 42 drive the upper hinge assembly 3 to move to different extents, so that the included angle between the upper hinge assembly 3 and the second target installation object 2 is different, and further, when the door and window are opened in a down-hanging manner, different opening distances are provided, the positioning portions are fixed, and the positions of the first guiding portion 421 moving to the different positioning portions represent different fixed included angles between the upper hinge assembly 3 and the second target installation object 2, that is, the fixed positions of the door and window are opened in a down-hanging manner, thereby realizing the staged opening of the door and window.
Specifically, the grading positioning device 4 further includes a control member 410, where the control member 410 is disposed on the first base 41 and is used to control the first positioning member 42 to move, the control member 410 is connected to the door and window handle, and when the door and window handle is rotated, the control member 410 drives the first positioning member 42 to move, so as to adjust the upper hinge assembly 3. More specifically, the door and window can be opened by hanging down in the door and window when the door and window handle rotates to the first position, and the distance of opening by hanging down in the door and window when the door and window handle rotates to the second position becomes larger.
Further, the plurality of positioning portions includes a first positioning groove 441, a second positioning groove 442, a third positioning groove 443, and a fourth positioning groove 444, a partition portion 445 is disposed between the first positioning groove 441 and the third positioning groove 443, the second positioning groove 442 and the partition portion 445 are disposed at opposite intervals, the fourth positioning groove 444 is located at a side of the second positioning groove 442 away from the partition portion 445, and the first positioning groove 441, the second positioning groove 442, the third positioning groove 443, and the fourth positioning groove 444 are sequentially provided with the first guiding channel 45 in a circulating manner.
In this embodiment, when the initial state of the first guiding portion 421 is located in the first positioning groove 441, in this state, the included angle between the upper hinge assembly 3 and the second target mounting object 2 is zero, and the first target mounting object 1 and the second target mounting object 2 are attached, i.e. the door and window are in a closed state; a separation part 445 is arranged between the first positioning groove 441 and the third positioning groove 443, the second positioning groove 442 is arranged opposite to the separation part 445, namely, the second positioning groove 442 is positioned between the first positioning groove 441 and the third positioning groove 443 in the first guiding channel 45, when the first guiding part 421 reaches the second positioning groove 442 along the first guiding channel 45, the included angle between the upper hinge assembly 3 and the second target installation object 2 becomes larger, the second target installation object 2 is far away from the first target installation object 1, and the door and window is in a state of being opened by a small inward suspension distance; when the first guiding portion 421 reaches the third positioning slot 443 along the first guiding path 45, the included angle between the upper hinge assembly 3 and the second target installation object 2 becomes smaller, the second target installation object 2 is close to the first target installation object 1, and the door and window returns to the closed state; the first guide channel 45 between the third positioning slot 443 and the fourth positioning slot 444 is longer than the distance between the first positioning slot 441 and the second positioning slot 442, and the first guide channel 45 is arc-shaped, so that the first guide portion 421 can slide along a long distance, when the first guide portion 421 reaches the fourth positioning slot 444 along the first guide channel 45, the included angle between the upper hinge assembly 3 and the second target installation object 2 becomes larger, and the included angle is larger when the included angle is located in the second positioning slot 442 relative to the first guide portion 421, so that the distance between the second target installation object 2 and the first target installation object 1 is larger, and different opening distances for opening the door and window in a downward suspension manner are realized.
Specifically, the opening directions of the first positioning slot 441 and the third positioning slot 443 are the same, the openings of the second positioning slot 442 and the fourth positioning slot 444 are all towards the first positioning slot 441, the first guiding portion 421 sequentially passes through the first positioning slot 441, the second positioning slot 442, the third positioning slot 443 and the fourth positioning slot 444 along the first guiding channel 45, and finally returns to the first positioning slot 441, and the opening sides of the positioning slots close to the upper positioning slot are obliquely arranged, so that the first guiding portion 421 can conveniently enter the positioning slots.
Specifically, the first chute 43 is located on a side of the first guide groove 44 close to the partition 445, or the first chute 43 is located on a side of the first guide groove 44 away from the partition 445. In this embodiment, one end of the first positioning member 42 slides in the first sliding groove 43, and the other end is provided with the first guiding portion 421, and the first sliding groove 43 is located on one side of the first guiding groove 44 close to or far from the partition 445, i.e. the first sliding groove 43 and the first guiding groove 44 are on the same straight line, so that the first guiding portion 421 slides in the first guiding groove 44.
Further, the upper hinge assembly 3 includes a base plate 31 and a first link assembly, the base plate 31 is disposed on the first target installation object 1, one end of the first link assembly is hinged on the base plate 31, the other end is hinged on the grading positioning device 4, and the first link assembly can be unfolded or folded. Specifically, the first link assembly includes a first link 32, a second link 33, a third link 34, and a fourth link 35, the base plate 31 is disposed on the first target installation object 1, one ends of the first link 32 and the second link 33 are respectively hinged on different positions on the base plate 31, the other ends of the first link 32 and the second link 33 are respectively hinged on different positions on one end of the third link 34, the middle part of the first link 32 is hinged with the middle part of the second link 33, the other end of the third link 34 is hinged on one end of the grading positioning device 4, one end of the fourth link 35 is hinged on the third link 34, and the other end is hinged on the first base 41.
In this embodiment, the bottom plate 31 is disposed on the first target installation object 1, the connecting rod hinged on the bottom plate 31 is used for opening and closing the second target installation object 2, wherein the third connecting rod 34 is hinged at one end of the grading positioning device 4, specifically, the third connecting rod 34 is hinged at one end of the first positioning piece 42, the first positioning piece 42 moves to drive the third connecting rod 34 to move, thereby driving the whole upper hinge assembly 3 to open, realizing inner suspension opening of the door and window, and the other end of the first positioning piece 42 is provided with a plurality of positioning parts, different opening distances of inner suspension opening of the door and window can be realized, one end of the fourth connecting rod 35 is hinged on the third connecting rod 34, and the other end is hinged on the first base 41, the distance between the third connecting rod 34 and the two end parts of the fourth connecting rod 35 is reduced under the driving of the first positioning piece 42, which is helpful for assisting the inner suspension opening of the door and window by a larger distance, and increasing the stability of the connection of the second target installation object 2 and the first target installation object 1, and avoiding the release of the door and window caused by the third connecting rod 34.
Referring to fig. 9 to 13, the upper hinge assembly 3 includes a base plate 31 and a second link assembly, the base plate 31 is disposed on the first target installation object 1, one end of the second link assembly is hinged on the base plate 31, the other end is hinged on the grading positioning device 4, the second link assembly can be unfolded or folded, one end of the second link assembly is provided with a second guide groove 38, and a plurality of positioning parts are sequentially disposed on the second guide groove 38. Specifically, the second link assembly includes a first link 32, a second link 33, a fifth link 36 and a sixth link 37, the bottom plate 31 is disposed on the first target installation object, one ends of the first link 32 and the second link 33 are respectively hinged on different positions on the bottom plate 31, the other ends of the first link 32 and the second link 33 are respectively hinged on different positions of one end of the fifth link 36, the middle part of the first link 32 is hinged with the middle part of the second link 33, the other end of the fifth link 36 is hinged on the grading positioning device 4, one end of the sixth link 37 is hinged on the fifth link 36, the other end of the sixth link 37 is provided with a second guiding groove 38, and a plurality of positioning parts are sequentially disposed on the second guiding groove 38.
In this embodiment, the plurality of positioning portions are disposed on the sixth connecting rod 37, the classifying positioning device 4 is hinged with the fifth connecting rod 36, and the fifth connecting rod 36 is hinged with the sixth connecting rod 37, that is, the classifying positioning device 4 controls the movement of the fifth connecting rod 36, and simultaneously, the distance between the two ends of the fifth connecting rod 36 and the sixth connecting rod 37 can be reduced, so that the upper hinge assembly 3 is completely opened, thereby realizing different opening distances for opening the door and window in a suspended manner.
Further, the grading positioning device 4 includes a second base 46 and a second positioning member 47, the second base 46 is disposed on the second target installation object 2, a second sliding groove 48 is disposed on the second base 46, the second positioning member 47 is slidably disposed in the second sliding groove 48, and a second guiding portion 49 matched with the second guiding groove 38 is disposed on the second positioning member 47.
In this embodiment, the second positioning member 47 is slidably disposed in the second sliding groove 48, and one end of the second positioning member is provided with a second guiding portion 49 that can slide in the second guiding groove 38, and when the second guiding portion 49 slides to a different positioning portion position, the fifth connecting rod 36 is moved to a different distance from the sixth connecting rod 37, so that when the door and window is opened by hanging down, the opening distance is different, compared with the embodiment in fig. 5-8, in this embodiment, the second sliding groove 48 is disposed in the upper hinge assembly 3, i.e. the positioning portion is disposed on the upper hinge assembly 3, so that the different opening distance of the door and window can be adjusted more quickly, but because the sixth connecting rod 37 is in the same moving state, the adjusting effect is not as accurate as that in the embodiment in fig. 6-9.
Specifically, the second link assembly includes a guide link, the second guide slot 38 is disposed on the guide link, the plurality of positioning portions includes a fifth positioning slot 381 and a sixth positioning slot 382, the fifth positioning slot 381 is disposed through an end portion of the guide link, the sixth positioning slot 382 is far away from the end portion of the guide link, and the fifth positioning slot 381 and the sixth positioning slot 382 are provided with the second guide channel 39. More specifically, the guide link is the sixth link 37.
In this embodiment, the second guiding portion 49 moves from the fifth positioning slot 381 to the sixth positioning slot 382, so that the distance between the two ends of the fifth connecting rod 36 and the sixth connecting rod 37 can be reduced, and the opening distance of the door and window for opening the door and window is larger. Specifically, the locating part can set up more constant head tanks, can carry out the hierarchical opening of more grades to the door and window.
Specifically, a plurality of intermediate connecting rods (not shown) are arranged between the connecting rods connected through the hinge in the upper hinge assembly 3 according to the positions, so that the stable rotation of the hinged connecting rods is ensured.
While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a hierarchical location hinge, connects on door and window's first target installation thing and second target installation thing, its characterized in that includes hinge assembly and hierarchical positioner, go up hinge assembly one end and connect first target installation thing top, the other end is connected hierarchical positioner, hierarchical positioner sets up second target installation thing top is used for the control go up hinge assembly's interior underslung state opening distance.
2. The hierarchical positioning hinge according to claim 1, wherein the hierarchical positioning device comprises a base and a first positioning member, the base is disposed on the second target installation object, a first sliding groove and a first guiding groove are disposed on the base, one end of the first positioning member is hinged to the upper hinge assembly and slidably disposed in the first sliding groove, a first guiding portion is disposed at the other end of the first positioning member, the first guiding portion is slidably connected in the first guiding groove, and a plurality of positioning portions are sequentially disposed in the first guiding groove along a guiding direction.
3. The hierarchical positioning hinge according to claim 2, wherein the plurality of positioning portions includes a first positioning groove, a second positioning groove, a third positioning groove and a fourth positioning groove, a partition portion is provided between the first positioning groove and the third positioning groove, the second positioning groove is provided at an interval relative to the partition portion, the fourth positioning groove is located at a side of the second positioning groove away from the partition portion, and the first positioning groove, the second positioning groove, the third positioning groove and the fourth positioning groove are sequentially provided with a first circulating guide channel.
4. A hierarchical positioning hinge according to claim 3, characterized in that the first positioning slot and the third positioning slot are open in the same direction, both facing the second positioning slot, and both the second positioning slot and the fourth positioning slot are open facing the first positioning slot.
5. A hierarchical positioning hinge according to claim 3, characterized in that the first runner is located on the side of the first guiding groove close to the partition or on the side of the first guiding groove remote from the partition.
6. The hierarchical positioning hinge according to claim 1, characterized in that the upper hinge assembly comprises a base plate arranged on the first target mount and a first link assembly with one end hinged to the base plate and the other end hinged to the hierarchical positioning device, the first link assembly being expandable or foldable.
7. The hierarchical positioning hinge according to claim 6, wherein the first link assembly comprises a first link, a second link, a third link and a fourth link, wherein one ends of the first link and the second link are respectively hinged at different positions on the base plate, the other ends of the first link and the second link are respectively hinged at different positions at one end of the third link, the middle part of the first link is hinged with the middle part of the second link, the other end of the third link is hinged at one end of the hierarchical positioning device, one end of the fourth link is hinged at the third link, and the other end of the fourth link is hinged at the hierarchical positioning device.
8. The hierarchical positioning hinge according to claim 1, wherein the upper hinge assembly comprises a bottom plate and a second link assembly, the bottom plate is disposed on the first target installation object, one end of the second link assembly is hinged on the bottom plate, the other end of the second link assembly is hinged on the hierarchical positioning device, the second link assembly can be unfolded or folded, one end of the second link assembly is provided with a second guide groove, and a plurality of positioning portions are sequentially disposed on the second guide groove.
9. The hierarchical positioning hinge according to claim 8, characterized in that the hierarchical positioning device comprises a base and a second positioning member, the base is arranged on the second target installation object, a second sliding groove is arranged on the base, the second positioning member is slidably arranged in the second sliding groove, and a second guiding portion matched with the second guiding groove is arranged on the second positioning member.
10. The hierarchical positioning hinge according to claim 9, wherein the second link assembly includes a guide link, the second guide slot is disposed on the guide link, the plurality of positioning portions includes a fifth positioning slot and a sixth positioning slot, the fifth positioning slot is disposed through an end portion of the guide link, the sixth positioning slot is away from the end portion of the guide link, and a second guide channel is disposed between the fifth positioning slot and the sixth positioning slot.
Priority Applications (1)
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CN202322559924.2U CN220889877U (en) | 2023-09-20 | 2023-09-20 | Graded positioning hinge |
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CN202322559924.2U CN220889877U (en) | 2023-09-20 | 2023-09-20 | Graded positioning hinge |
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CN220889877U true CN220889877U (en) | 2024-05-03 |
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CN202322559924.2U Active CN220889877U (en) | 2023-09-20 | 2023-09-20 | Graded positioning hinge |
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2023
- 2023-09-20 CN CN202322559924.2U patent/CN220889877U/en active Active
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