Hinge with stable adjusting structure
By introducing a multi-layered cross-fitting structure of front-to-back and up-to-down adjustment seats into the hinge, the problems of unstable and inaccurate adjustment in existing hinges are solved, achieving higher stability and position adjustment precision.
Patent Information
- Application Number
- CN202520109573.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-16
- Publication Date
- 2026-01-27
- Estimated Expiration
- 2035-01-16
AI Technical Summary
The existing hinge adjustment components contain two adjustable parts, which are prone to movement deviations and are not stable or accurate enough when adjusting the position.
The structure adopts a design that includes front and rear adjustment seats and upper and lower adjustment seats. The front and rear adjustment seats slide with the base through front and rear sliding parts and connecting sliders, and the sliding limit part moves in the limit hole to form multiple cross-fitting to improve structural stability. The upper and lower adjustment seats slide with the upper and lower sliding grooves and connecting sliders to achieve multiple cross-adjustment and enhance the accuracy of position adjustment.
The multi-layered cross-fitting structure improves the stability and accuracy of hinge adjustment, ensuring stability and precision when adjusting the position.
Smart Images
Figure CN223838884U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to hinges, and more particularly to a hinge with an adjustable and stable structure. Background Technology
[0002] An existing adjustable hinge includes two single-sided components, which are respectively fixed to the door and the door frame. The single-sided components are connected by a swivel arm assembly to realize the opening and closing of the door relative to the door frame. One single-sided component includes a base and an adjustment component disposed on the base. The adjustment component includes a height adjustment seat and a front-back adjustment seat. The height adjustment seat can adjust the vertical position relative to the base, and the front-back adjustment seat can adjust the front-back position relative to the base. The swivel arm assembly is connected to the adjustment component. The above-mentioned hinge structure can realize the adjustment of the vertical and front-back positions of the door relative to the door frame through the setting of the height and front-back adjustment seats. However, in the aforementioned hinge, the adjustment component contains two position-adjustable parts, which is prone to movement deviation, and the position adjustment is not stable and accurate enough. Utility Model Content
[0003] This invention aims to solve at least one of the technical problems existing in the prior art. To this end, this invention proposes a hinge with an adjustable structure for stability.
[0004] A hinge with adjustable structure according to an embodiment of the present invention includes: a first base; and an adjustment assembly disposed on the first base. The adjustment assembly includes an up-and-down adjustment seat and a front-and-back adjustment seat, which are connected to each other. The front-and-back adjustment seat can adjust its front-and-back position relative to the first base, and the up-and-down adjustment seat can adjust its up-and-down position relative to the first base. Two front-and-back adjustment seats are provided and respectively disposed at the upper and lower ends of the first base. Each front-and-back adjustment seat includes a front-and-back sliding portion, a connecting slider, and a sliding limiting portion. The connecting slider is connected to the front-and-back sliding portion. The front-and-back sliding portion is slidably disposed on the first base in the front-and-back direction via a front-and-back sliding structure. A front-to-back adjustment structure for adjusting the front-to-back position of the front-to-back sliding part is provided between the first bases; the connecting slider extends toward the upper and lower adjustment seats, and the upper and lower ends of the upper and lower adjustment seats are respectively provided with upper and lower sliding grooves, which extend vertically. The two ends of the upper and lower adjustment seats respectively connect to the connecting sliders of the two front-to-back adjustment seats through the upper and lower sliding grooves and slide in a suitable manner with the connecting sliders. An upper-to-lower adjustment structure for adjusting the upper and lower position of the upper and lower adjustment seats is provided between the upper and lower adjustment seats and the connecting sliders; the sliding limiting part is connected to the connecting slider, and the first base is provided with front and rear limiting holes corresponding to the sliding limiting part. The sliding limiting part is movably disposed in the front and rear limiting holes in the front and rear direction.
[0005] According to an embodiment of the present invention, a hinge with a stable adjustment structure has at least the following beneficial effects: By providing two front-to-back adjustment seats, each front-to-back adjustment seat includes a front-to-back sliding portion and a connecting slider. The front-to-back sliding portion is slidably disposed on a first base. One end of the connecting slider is connected to the front-to-back sliding portion. The two connecting sliders extend upwards and downwards to the adjustment seats. The two ends of the adjustment seats overlap and slidably are disposed on the two connecting sliders via upward and downward sliding grooves. Through the above structure, the adjustment seats can form sliding supports at both ends. The vertical adjustment structure allows for vertical adjustment of the adjustment seats relative to the front-to-back adjustment seats. The front-to-back adjustment seats are slidably disposed on the first base via the front-to-back sliding portion and achieve front-to-back adjustment relative to the first base through the front-to-back adjustment structure. Simultaneously, by providing a sliding limiting portion on the side of the connecting slider away from the adjustment seats, the sliding limiting portion is movably disposed in the front-to-back limiting hole. The above structure, with its multiple interlocking and mutually cooperating structures between the adjustment seats, the front-to-back adjustment seats, and the base, effectively improves structural stability. The structure remains stable during position adjustment, thereby improving the accuracy of position adjustment.
[0006] According to some embodiments of the present invention, the connecting slider extends from both sides in the front-back direction relative to the front and back sides of the sliding limiting part, and the portion of the connecting slider extending relative to the sliding limiting part overlaps with the periphery of the opening of the front and back limiting holes and slides in cooperation with the surface of the periphery of the opening of the front and back limiting holes.
[0007] According to some embodiments of the present invention, the front-to-back adjustment structure includes a front-to-back adjustment strip hole and a front-to-back adjustment screw. The front-to-back adjustment strip hole is disposed in the front-to-back sliding part and extends front-to-back. The front-to-back adjustment screw passes through the front-to-back adjustment strip hole and the first base and is used to lock the front-to-back sliding part and the first base together.
[0008] According to some embodiments of the present invention, the up-down adjustment structure includes an up-down adjustment strip hole and an up-down adjustment screw. The up-down adjustment strip hole is disposed in the up-down adjustment seat and extends up and down. The up-down adjustment screw passes through the up-down adjustment strip hole and the connecting slider and is used to lock the up-down adjustment seat and the connecting slider together.
[0009] According to some embodiments of the present invention, the front and rear sliding structure includes front and rear slide bars and front and rear slide grooves. The front and rear slide bars are disposed on the first base and extend in the front and rear direction, and the front and rear slide grooves are disposed on the front and rear sliding part and extend in the front and rear direction. The front and rear slide bars and the front and rear slide grooves are slidably engaged.
[0010] According to some embodiments of the present invention, the first base is provided with first base mounting holes on the front and rear sides of the front and rear adjustment seats respectively.
[0011] According to some embodiments of the present invention, the surfaces that cooperate with each other between the upper and lower adjusting seats and the connecting slider are first toothed surfaces, the first toothed surfaces including multiple first toothed racks arranged in the upper and lower directions, the first toothed racks extending in the left and right directions; the surfaces that cooperate with each other between the front and rear sliding parts and the first base are second toothed surfaces, the second toothed surfaces including multiple second toothed racks arranged in the front and rear directions, the second toothed racks extending in the upper and lower directions.
[0012] According to some embodiments of the present invention, it further includes a second base and a rotating arm assembly. The second base and the upper and lower adjustment seat are connected by the rotating arm assembly. The second base is provided with a left and right adjustment structure for adjusting the left and right position of the second base.
[0013] According to some embodiments of the present invention, the second base is provided with a second base mounting hole and a left and right adjustment screw hole. The left and right adjustment structure is a top pressing member. The top pressing member includes a stud part and a top pressing part. The stud part is arranged in the left and right direction and threadedly connected to the left and right adjustment screw hole. The top pressing part is located on the side of the second base that is close to the door or door frame when the second base is installed.
[0014] According to some embodiments of this utility model, the second base mounting hole, the left and right adjusting screw hole and the top pressing member are provided in two sets and respectively corresponding to the upper and lower ends of the second base.
[0015] Additional aspects and advantages of this 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. Attached Figure Description
[0016] The above and / or additional aspects and advantages of this utility model will become apparent and readily understood from the description of the embodiments taken in conjunction with the following drawings, in which:
[0017] Figure 1 This is a perspective view of an embodiment of the present utility model;
[0018] Figure 2 This is an exploded view of an embodiment of the present invention;
[0019] Figure 3 This is an exploded view of the adjustment component according to an embodiment of the present invention;
[0020] Figure 4 for Figure 3 A three-dimensional schematic diagram of the structure shown from another angle;
[0021] Figure 5 This is a perspective view of the first base according to an embodiment of the present utility model;
[0022] Figure 6 This is a three-dimensional schematic diagram of the top pressing component according to an embodiment of the present utility model;
[0023] Figure 7 This is a partial structural schematic diagram of an embodiment of the present utility model.
[0024] Figure label:
[0025] First base 100, front and rear limiting holes 110, first base mounting hole 120, first locking screw hole 130;
[0026] Adjustment component 200, up and down adjustment seat 210, front and back adjustment seat 220, front and back sliding part 221, connecting slider 222, sliding limit part 223, front and back adjustment bar hole 241, front and back adjustment screw 242, up and down adjustment bar hole 251, up and down adjustment screw 252, front and back slide bar 231, front and back slide groove 232, second locking screw hole 2221;
[0027] Second base 300, second base mounting hole 310, left and right adjustment screw hole 320;
[0028] 400 swing arm assembly;
[0029] Left and right adjustment structure 500, stud part 510, top pressure part 520. Detailed Implementation
[0030] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this utility model, and should not be construed as limiting this utility model.
[0031] In the description of this utility model, it should be understood that the directional descriptions, such as up, down, front, back, left, right, etc., indicate the directional or positional relationship based on the directional or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.
[0032] In the description of this utility model, "several" means one or more, "multiple" means two or more, "greater than," "less than," and "exceeding" are understood to exclude the stated number, while "above," "below," and "within" are understood to include the stated number. If "first" or "second" is used in the description, it is only for the purpose of distinguishing technical features and should not be construed as indicating or implying relative importance, or implicitly indicating the number of indicated technical features, or implicitly indicating the order of the indicated technical features.
[0033] In the description of this utility model, unless otherwise explicitly defined, terms such as "setting," "installation," and "connection" should be interpreted broadly, and those skilled in the art can reasonably determine the specific meaning of the above terms in this utility model in conjunction with the specific content of the technical solution.
[0034] Reference Figures 1 to 7 A hinge with adjustable structure stability includes a first base 100 and an adjustment component 200. The adjustment component 200 is disposed on the first base 100 and includes a vertical adjustment seat 210 and a horizontal adjustment seat 220. The vertical adjustment seat 210 and the horizontal adjustment seat 220 are connected to each other. The horizontal adjustment seat 220 can adjust its horizontal position relative to the first base 100, and the vertical adjustment seat 210 can adjust its vertical position relative to the first base 100. Two front-to-back adjustment seats 220 are provided and respectively located at the upper and lower ends of the first base 100. Each front-to-back adjustment seat 220 includes a front-to-back sliding part 221, a connecting slider 222, and a sliding limiting part 223. The connecting slider 222 is connected to the front-to-back sliding part 221. The front-to-back sliding part 221 is slidably disposed on the first base 100 in the front-to-back direction through the front-to-back sliding structure. A front-to-back adjustment structure for adjusting the front-to-back position of the front-to-back sliding part 221 is provided between the front-to-back sliding part 221 and the first base 100. The connecting slider 222 extends toward the upper-to-lower adjustment seat 210, and the upper and lower ends of the upper-to-lower adjustment seat 210 are respectively provided with... There is an upper and lower sliding groove 211, which extends vertically. The two ends of the upper and lower adjustment seat 210 are respectively connected to the connecting sliders 222 of the two front and rear adjustment seats 220 through the upper and lower sliding groove 211, and are adapted to slide in cooperation with the connecting sliders 222. An upper and lower adjustment structure for adjusting the upper and lower position of the upper and lower adjustment seat 210 is provided between the upper and lower adjustment seat 210 and the connecting sliders 222. The sliding limit part 223 is connected to the connecting slider 222. The first base 100 has front and rear limit holes 110 corresponding to the sliding limit part 223. The sliding limit part 223 is movably disposed in the front and rear limit holes 110 in the front and rear direction.
[0035] By setting two front and rear adjustment seats 220, each front and rear adjustment seat 220 includes a front and rear sliding part 221 and a connecting slider 222. The front and rear sliding part 221 is slidably disposed on the first base 100. One end of the connecting slider 222 is connected to the front and rear sliding part 221. The two connecting sliders 222 extend to the upper and lower adjustment seat 210. The two ends of the upper and lower adjustment seat 210 are connected and slidably disposed on the two connecting sliders 222 through the upper and lower sliding grooves 211. With the above structure, the upper and lower adjustment seat 210 can form sliding supports at both ends. The upper and lower adjustment structure can realize the upper and lower position adjustment of the upper and lower adjustment seat 210 relative to the front and rear adjustment seat 220. The front and rear adjustment seat 220 is slidably set on the first base 100 through the front and rear sliding part 221, and the front and rear adjustment structure can realize the front and rear adjustment relative to the first base 100. At the same time, by setting the sliding limit part 223 on the side of the connecting slider 222 away from the upper and lower adjustment seat 210, the sliding limit part 223 is movably set in the front and rear limit hole 110. With the above structure, the upper and lower adjustment seat 210, the front and rear adjustment seat 220 and the base form a multi-cross mutual cooperation structure, which can effectively improve the structural stability. The structure is stable when adjusting the position, which is conducive to improving the accuracy of position adjustment.
[0036] In this embodiment, the connecting slider 222 extends from both sides of the sliding limit portion 223 in the front-back direction. The portion of the connecting slider 222 extending from the sliding limit portion 223 overlaps with the periphery of the opening of the front and rear limit holes 110 and slides in contact with the periphery of the opening of the front and rear limit holes 110. This structure further enhances the stability of the interaction between the front and rear adjusting seats 220 and the first base 100.
[0037] In this embodiment, the front-to-back adjustment structure includes a front-to-back adjustment slot 241 and a front-to-back adjustment screw 242. The front-to-back adjustment slot 241 is disposed in the front-to-back sliding portion 221 and extends front-to-back. The front-to-back adjustment screw 242 passes through the front-to-back adjustment slot 241 and the first base 100 and is used to lock the front-to-back sliding portion 221 and the first base 100 together. When it is necessary to adjust the front-to-back position of the front-to-back adjustment seat 220 relative to the first base 100, the front-to-back adjustment screw 242 is loosened, allowing the front-to-back adjustment seat 220 to adjust its position along the front-to-back adjustment slot 241, and finally the front-to-back adjustment screw 242 is tightened. The above-described front-to-back adjustment structure is simple in structure and easy to implement. It is conceivable that in other embodiments, the front-to-back adjustment structure is not limited to the above-described implementation, and those skilled in the art can also reasonably set other front-to-back adjustment structures according to actual conditions.
[0038] In one embodiment, the first base 100 is provided with a first locking screw hole 130. The front and rear adjusting screw 242 passes through the front and rear adjusting strip hole 241 and is threaded into the first locking screw hole 130, thereby locking the front and rear sliding part 221 and the first base 100. In some embodiments, the first locking screw hole 130 may not be provided, and the front and rear adjusting screw 242 passes through the first base 100 and is locked by a nut.
[0039] In this embodiment, the vertical adjustment structure includes a vertical adjustment slot 251 and a vertical adjustment screw 252. The vertical adjustment slot 251 is disposed in the vertical adjustment seat 210 and extends vertically. The vertical adjustment screw 252 passes through the vertical adjustment slot 251 and the connecting slider 222 and is used to lock the vertical adjustment seat 210 and the connecting slider 222 together. When it is necessary to adjust the vertical position of the vertical adjustment seat 210, the vertical adjustment screw 252 is loosened, causing the vertical adjustment seat 210 to move along the vertical adjustment slot 251 to adjust its position. Finally, the vertical adjustment screw 252 is tightened again. The above-described vertical adjustment structure is simple in structure and easy to implement. It is conceivable that in other embodiments, the vertical adjustment structure is not limited to the above-described implementation method, and those skilled in the art can reasonably set other vertical adjustment structures according to actual conditions.
[0040] In one embodiment, the connecting slider 222 is provided with a second locking screw hole 2221. The up-down adjusting screw 252 passes through the up-down adjusting strip hole 251 and is threaded into the second locking screw hole 2221, thereby locking the up-down adjusting seat 210 and the connecting slider 222 together. In some embodiments, the second locking screw hole 2221 may not be provided, and the up-down adjusting screw 252 passes through the connecting slider 222 and is locked by a nut.
[0041] In an embodiment, the front and rear sliding structure includes a front and rear slide bar 231 and a front and rear slide groove 232. The front and rear slide bar 231 is disposed on the first base 100 and extends in the front and rear direction, and the front and rear slide groove 232 is disposed on the front and rear sliding part 221 and extends in the front and rear direction. The front and rear slide bar 231 and the front and rear slide groove 232 slide in cooperation.
[0042] In this embodiment, the first base 100 is provided with first base mounting holes 120 on both the front and rear sides of the front and rear adjusting seat 220. The first base mounting holes 120 are used for screws to pass through, thereby fixing the first base 100 to the door or door frame. Providing the first base mounting holes 120 on both the front and rear sides of the front and rear adjusting seat 220 allows the first base 100 to be fixed symmetrically on the front and rear sides of the front and rear adjusting seat 220, ensuring the stability of the installation at this location, and thus ensuring that the front and rear movable seat can move stably with the first base 100 as the movable support.
[0043] In this embodiment, the surfaces that mate with each other between the upper and lower adjusting seat 210 and the connecting slider 222 are first toothed surfaces, which include multiple first toothed racks arranged in the vertical direction and extending in the horizontal direction. The surfaces that mate with each other between the front and rear sliding part 221 and the first base 100 are second toothed surfaces, which include multiple second toothed racks arranged in the front and rear direction and extending in the vertical direction. With this structure, the upper and lower adjusting seat 210 and the connecting slider 222, and the front and rear sliding part 221 and the first base 100, are less likely to slide relative to each other, maintaining a stable position.
[0044] In this embodiment, a second base 300 and a rotating arm assembly 400 are also included. The second base 300 and the vertical adjustment seat 210 are connected via the rotating arm assembly 400. The second base 300 is provided with a left-right adjustment structure 500 for adjusting the left-right position of the second base 300. The second base 300 is used to fix itself to the door or door frame, and the left-right adjustment structure 500 is used to adjust the left-right position of the second base 300 relative to the door or door frame, thereby realizing the left-right position adjustment of the door.
[0045] In this embodiment, the second base 300 has a second base mounting hole 310 and a left-right adjustment screw hole 320. The left-right adjustment structure 500 is a pressing member, which includes a stud portion 510 and a pressing portion 520. The stud portion 510 is arranged in the left-right direction and threadedly connected to the left-right adjustment screw hole 320. The pressing portion 520 is located on the side of the second base 300 closer to the door or door frame when it is installed. The second base mounting hole 310 is used for screws to pass through and lock the second base 300 to the door or door frame. After the second base 300 is installed, the pressing portion 520 of the pressing member can abut against the door or door frame. When it is necessary to adjust the left-right direction of the second base 300, first loosen the mounting screw passing through the second base mounting hole 310, rotate the pressing member, so that the pressing portion 520 of the pressing member faces or moves away from the second base 300 to adjust its position, thereby adjusting the distance between the second base 300 and the door or door frame, and realizing the left-right adjustment of the second base 300. The aforementioned left and right adjustment structure 500 is simple in structure and easy to implement.
[0046] In this embodiment, two sets of mounting holes 310, left and right adjustment screw holes 320, and top pressing members are provided and respectively corresponding to the upper and lower ends of the second base 300, thereby ensuring the stability of the second base 300 in terms of fixation and position adjustment.
[0047] The technical features of the above embodiments can be combined in any way. For the sake of brevity, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.
[0048] The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present utility model.
Claims
1. A hinge with adjustable structural stability, characterized in that, include: First base (100); An adjustment component (200) is disposed on the first base (100). The adjustment component (200) includes an up-down adjustment seat (210) and a front-back adjustment seat (220). The up-down adjustment seat (210) and the front-back adjustment seat (220) are connected to each other. The front-back adjustment seat (220) can be adjusted to the front-back position relative to the first base (100), and the up-down adjustment seat (210) can be adjusted to the up-down position relative to the first base (100). Two front-to-back adjustment seats (220) are provided and respectively disposed at the upper and lower ends of the first base (100). Each front-to-back adjustment seat (220) includes a front-to-back sliding part (221), a connecting slider (222), and a sliding limiting part (223). The connecting slider (222) is connected to the front-to-back sliding part (221). The front-to-back sliding part (221) is slidably disposed on the first base (100) in the front-to-back direction through a front-to-back sliding structure. A front-to-back adjustment structure for adjusting the front-to-back position of the front-to-back sliding part (221) is provided between the front-to-back sliding part (221) and the first base (100). The connecting slider (222) extends toward the upper-to-lower adjustment seat (210), and the upper and lower ends of the upper-to-lower adjustment seat (210) are respectively provided with upper and lower... The upper and lower sliding grooves (211) extend vertically. The two ends of the upper and lower adjusting seats (210) are respectively connected to the connecting sliders (222) of the two front and rear adjusting seats (220) through the upper and lower sliding grooves (211) and slide in a suitable manner with the connecting sliders (222). An upper and lower adjusting structure for adjusting the upper and lower position of the upper and lower adjusting seats (210) is provided between the upper and lower adjusting seats (210) and the connecting sliders (222). The sliding limiting part (223) is connected to the connecting sliders (222). The first base (100) has front and rear limiting holes (110) corresponding to the sliding limiting part (223). The sliding limiting part (223) is movably disposed in the front and rear limiting holes (110) in the front and rear direction.
2. The hinge with adjustable structural stability according to claim 1, characterized in that: The connecting slider (222) extends from both sides in the front-back direction relative to the front and back sides of the sliding limiting part (223). The part of the connecting slider (222) that extends relative to the sliding limiting part (223) overlaps with the periphery of the opening of the front and back limiting hole (110) and slides in cooperation with the surface of the periphery of the opening of the front and back limiting hole (110).
3. The hinge with adjustable structural stability according to claim 1, characterized in that: The front and rear adjustment structure includes a front and rear adjustment slot (241) and a front and rear adjustment screw (242). The front and rear adjustment slot (241) is disposed in the front and rear sliding part (221) and extends front and rear. The front and rear adjustment screw (242) passes through the front and rear adjustment slot (241) and the first base (100) and is used to lock the front and rear sliding part (221) and the first base (100) together.
4. The hinge with adjustable structural stability according to claim 1, characterized in that: The up-down adjustment structure includes an up-down adjustment slot (251) and an up-down adjustment screw (252). The up-down adjustment slot (251) is disposed on the up-down adjustment seat (210) and extends up and down. The up-down adjustment screw (252) passes through the up-down adjustment slot (251) and the connecting slider (222) and is used to lock the up-down adjustment seat (210) and the connecting slider (222) together.
5. The hinge with adjustable structural stability according to claim 1, characterized in that: The front and rear sliding structure includes front and rear slide bars (231) and front and rear slide grooves (232). The front and rear slide bars (231) are disposed on the first base (100) and extend in the front and rear direction. The front and rear slide grooves (232) are disposed on the front and rear sliding part (221) and extend in the front and rear direction. The front and rear slide bars (231) and the front and rear slide grooves (232) are slidably engaged.
6. The hinge with adjustable structural stability according to claim 1, characterized in that: The first base (100) is provided with first base mounting holes (120) on the front and rear sides of the front and rear adjustment seat (220).
7. The hinge with adjustable structural stability according to claim 1, characterized in that: The surfaces that mate with each other between the upper and lower adjusting seat (210) and the connecting slider (222) are first toothed surfaces, which include multiple first toothed bars arranged in the upper and lower directions and extending in the left and right directions; the surfaces that mate with each other between the front and rear sliding part (221) and the first base (100) are second toothed surfaces, which include multiple second toothed bars arranged in the front and rear directions and extending in the upper and lower directions.
8. The hinge with adjustable structural stability according to claim 1, characterized in that: It also includes a second base (300) and a rotating arm assembly (400), the second base (300) and the up-down adjustment seat (210) are connected by the rotating arm assembly (400), and the second base (300) is provided with a left-right adjustment structure (500) for adjusting the left and right position of the second base (300).
9. The hinge with adjustable structural stability according to claim 8, characterized in that: The second base (300) has a second base mounting hole (310) and a left and right adjustment screw hole (320). The left and right adjustment structure (500) is a top pressing member. The top pressing member includes a stud part (510) and a top pressing part (520). The stud part (510) is arranged in the left and right direction and threadedly connected to the left and right adjustment screw hole (320). The top pressing part (520) is located on the side of the second base (300) closer to the door or door frame when it is installed.
10. The hinge with adjustable structural stability according to claim 9, characterized in that: The second base mounting hole (310), the left and right adjusting screw holes (320) and the top pressing member are provided in two sets and are respectively provided at the upper and lower ends of the second base (300).