Eccentric hidden type three-dimensional adjustable hinge

Abstract

The utility model discloses an eccentric hidden type three-dimensional adjustable hinge, which relates to the technical field of mechanical basic parts, and comprises a door frame and a door leaf, both the top surface of the door frame and the bottom surface of the door leaf are provided with mounting grooves, and the inner walls of the mounting grooves are provided with fixing components. The rocker arm base and the up-down adjusting seat can form an eccentric rocker arm group with the first single-tooth rocker arm, the second single-tooth rocker arm, the first double-tooth rocker arm and the second double-tooth rocker arm, through the eccentric design, the eccentric rocker arm group is specially designed for a door frame which is inconvenient to groove and punch, the eccentric rocker arm group can adapt to various changes of the door frame, enough space is kept for installation in the door leaf and door frame installation construction, and the installation efficiency is improved. After installation is completed, when the door leaf is closed through the hinge body, the first single-tooth rocker arm, the second single-tooth rocker arm, the first double-tooth rocker arm and the second double-tooth rocker arm can be matched with each other to move and retract between the first fixing base and the second fixing base, and in the process, when the first single-tooth rocker arm, the second single-tooth rocker arm, the first double-tooth rocker arm and the second double-tooth rocker arm move, enough space is formed between the door leaf and a door frame, and therefore the door leaf can be opened. And the door leaf is convenient to close.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical basic parts, in particular to an eccentric concealed three-dimensional adjustable hinge. Background Art

[0002] Door hinges are the parts that connect the door leaf to the door frame. They usually consist of two parts: one installed on the door leaf and the other installed on the door frame. The function of the door hinge is to enable the door leaf to rotate on the door frame to open and close the door.

[0003] When installing existing doors through door hinges, the door frame margin is often too small or the profile door is inconvenient to punch, which makes the door installation extremely inconvenient and makes it impossible to effectively close the door and the door frame normally. Summary of the invention

[0004] The purpose of the utility model is to make up for the deficiencies of the prior art and to provide an eccentric concealed three-dimensional adjustable hinge.

[0005] To achieve the above object, the utility model provides the following technical solution: an eccentric concealed three-dimensional adjustable hinge, comprising a door frame and a door leaf, wherein the top surface of the door frame and the bottom surface of the door leaf are both provided with mounting grooves, and the inner wall of the mounting groove is provided with a fixing component;

[0006] The fixing assembly includes a fixing seat 1, a fixing seat 2, a fixing seat 1 baffle plate, and a fixing seat 2 baffle plate. Both ends of the bottom surface of the fixing seat 1 are penetrated with a plurality of mounting holes. The fixing seat 1 is fixedly installed on the inner wall of the mounting groove of the door leaf through the mounting holes. Both ends of the top surface of the fixing seat 2 are respectively provided with a plurality of mounting holes. The fixing seat 2 is fixedly installed on the inner wall of the mounting groove of the door frame through the mounting holes. Both ends of the bottom surface of the fixing seat 1 are fixedly connected with a fixing seat 1 baffle plate, and both ends of the top surface of the fixing seat 2 are fixedly connected with a fixing seat 2 baffle plate. A rocker arm assembly is arranged on the inner wall of the fixing seat 1.

[0007] As mentioned above, the rocker arm assembly includes a rocker arm base, a double-tooth rocker arm 1 and a double-tooth rocker arm 2. The inner wall of the fixed seat 1 is fixedly connected to the rocker arm base by bolts. Both ends of the inner wall of the rocker arm base are provided with connecting holes, and the inner walls of the connecting holes are fixedly connected to the rotating shaft sleeves, and the inner walls of the rotating shaft sleeves are movably connected to the rotating shaft.

[0008] As mentioned above, through holes are opened on both sides of the double-tooth rocker arm 1 and the double-tooth rocker arm 2, and both are connected to the rotating shaft. A connecting hole is opened through the side of the double-tooth rocker arm 1, and the inner wall of the connecting hole is fixedly installed with a shaft sleeve. A connecting hole is opened through the middle end of the side of the double-tooth rocker arm 2, and the inner wall of the connecting hole is fixedly connected with a shaft sleeve. The shaft sleeve of the double-tooth rocker arm 1 and the shaft sleeve of the double-tooth rocker arm 2 are both provided with rocker arm auxiliary components.

[0009] As mentioned above, the rocker arm auxiliary component includes a single-tooth rocker arm 1 and a single-tooth rocker arm 2. A connecting hole is formed through the upper end of the side surface of the single-tooth rocker arm 1, and a rotating shaft is connected to the inner wall of the connecting hole. Both ends of the rotating shaft in the connecting hole of the single-tooth rocker arm 1 are connected to the shaft sleeve of the double-tooth rocker arm 1. A connecting hole is formed through the middle end of the side surface of the single-tooth rocker arm 1, and a rotating shaft is connected to the inner wall of the connecting hole. Both ends of the rotating shaft at the middle end of the side surface of the single-tooth rocker arm 1 are connected to the shaft sleeve at the middle end of the side surface of the double-tooth rocker arm 2.

[0010] As mentioned above, a connecting hole is penetrated through the lower end of the side surface of the single-tooth rocker arm 2, and a rotating shaft is connected to the inner wall of the connecting hole. A connecting hole is penetrated through the lower end of the side surface of the double-tooth rocker arm 2, and a shaft sleeve is fixedly installed on the inner wall of the connecting hole.

[0011] As mentioned above, both ends of the rotating shaft at the lower end of the side surface of the single-tooth rocker arm 2 are connected to the shaft sleeve at the lower end of the side surface of the double-tooth rocker arm 2, the sides of the single-tooth rocker arm 1 and the single-tooth rocker arm 2 are penetrated with through holes, and the inner walls of the through holes are connected with rotating shafts, and the rotating shafts of the single-tooth rocker arm 1 and the single-tooth rocker arm 2 are provided with adjustment components.

[0012] As mentioned above, the adjustment assembly includes an upper and lower adjustment seat, a left and right adjustment seat and an upper and lower adjustment groove. Both ends of the two side surfaces of the upper and lower adjustment seats are penetrated with installation openings, and the inner wall of the installation opening is fixedly connected with a shaft sleeve, and the rotating shafts of the single-tooth rocker arm 1 and the single-tooth rocker arm 2 are both connected to the inner wall of the shaft sleeve.

[0013] As mentioned above, a groove is provided on the top surface of the left and right adjustment seats, and threaded holes are provided at both ends of the bottom surface of the inner wall of the groove. Upper and lower adjustment grooves are provided at both ends of the top surface of the upper and lower adjustment seats, and are connected to the left and right adjustment seats by bolts passing through the upper and lower adjustment grooves.

[0014] As mentioned above, both ends of the top surface of the left and right adjustment seats are penetrated with left and right adjustment grooves, both ends of the inner wall of the fixed seat 2 are opened with threaded grooves, and the left and right adjustment seats are connected with the threaded grooves of the fixed seat 2 by bolts passing through the left and right adjustment grooves.

[0015] As mentioned above, the outer edges of the upper and lower adjustment grooves and the outer edges of the left and right adjustment grooves are both provided with tooth grooves.

[0016] Compared with the prior art, this eccentric concealed three-dimensional adjustable hinge has the following beneficial effects:

[0017] 1. The utility model provides a rocker arm base, a single-tooth rocker arm 1, a single-tooth rocker arm 2, a double-tooth rocker arm 1, a double-tooth rocker arm 2 and an upper and lower adjustment seat, so that the rocker arm base and the upper and lower adjustment seat can form an eccentric rocker arm group with the single-tooth rocker arm 1, the single-tooth rocker arm 2, the double-tooth rocker arm 1 and the double-tooth rocker arm 2. The eccentric design is specially designed for door frames that are inconvenient to slot and punch, and can adapt to various changes in door frames. Sufficient space is maintained for installation during door leaf and door frame construction. After the installation is completed, when the door leaf is closed by the hinge body, the single-tooth rocker arm 1, the single-tooth rocker arm 2, the double-tooth rocker arm 1 and the double-tooth rocker arm 2 can cooperate with each other to move between the fixed seat 1 and the fixed seat 2. In the process, when the single-tooth rocker arm 1, the single-tooth rocker arm 2, the double-tooth rocker arm 1 and the double-tooth rocker arm 2 move, there is sufficient space between the door leaf and the door frame, which is convenient for closing the door leaf and is not easy to collide with each other.

[0018] 2. The utility model provides an up and down adjustment seat, a left and right adjustment seat, an up and down adjustment slot and a left and right adjustment slot, so that during installation, according to the conditions of the door leaf and the door frame, the up and down adjustment seat and the left and right adjustment seat can be moved to align the up and down adjustment slots with the threaded holes of the left and right adjustment seats at a suitable position, and the left and right adjustment slots can be aligned with the threaded slots of the fixed seat 2 at a suitable position, thereby adjusting the door leaf and the door frame through the movement trajectory of the hinge body.

[0019] Other advantages, objectives and features of the present invention will be described in the following description to some extent, and will be apparent to those skilled in the art based on the following examination and study, or may be taught from the practice of the present invention to some extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the utility model when it is opened;

[0022] Figure 3 This is a schematic diagram of the hinge body structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the exploded structure of the hinge body of the utility model;

[0024] Figure 5 It is a rear view structural schematic diagram of a double-tooth rocker arm of the utility model;

[0025] Figure 6 This is a schematic diagram of the explosion structure of the second fixing seat of the utility model;

[0026] Figure 7 It is a rear view structural schematic diagram of the double-tooth rocker arm of the utility model.

[0027] In the figure: 1. Door frame; 3. Rocker arm base; 4. Up and down adjustment seat; 5. Double-tooth rocker arm 1; 6. Double-tooth rocker arm 2; 7. Single-tooth rocker arm 1; 8. Single-tooth rocker arm 2; 9. Fixed seat 1; 10. Fixed seat 2; 11. Fixed seat 1 baffle; 12. Fixed seat 2 baffle; 13. Up and down adjustment slot; 14. Left and right adjustment seat; 15. Left and right adjustment slot; 16. Door leaf. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] like Figure 1-7 As shown, the utility model provides a technical solution: an eccentric concealed three-dimensional adjustable hinge, comprising a door frame 1 and a door leaf 16, wherein the top surface of the door frame 1 and the bottom surface of the door leaf 16 are both provided with mounting grooves, and the inner wall of the mounting groove is provided with a fixing component;

[0030] The fixing assembly includes a fixing seat 1 9, a fixing seat 2 10, a fixing seat 1 baffle 11, and a fixing seat 2 baffle 12. A plurality of mounting holes are provided at both ends of the bottom surface of the fixing seat 1 9, and the fixing seat 1 9 is fixedly installed on the inner wall of the mounting groove of the door leaf 16 through the mounting holes. A plurality of mounting holes are provided at both ends of the top surface of the fixing seat 2 10, and the fixing seat 2 10 is fixedly installed on the inner wall of the mounting groove of the door frame 1 through the mounting holes. The two ends of the bottom surface of the fixing seat 1 9 are fixedly connected with the fixing seat 1 baffle 11, and the two ends of the top surface of the fixing seat 2 10 are fixedly connected with the fixing seat 2 baffle 12, and a rocker arm assembly is provided on the inner wall of the fixing seat 1 9.

[0031] According to the overall structure of the device, the fixing seat 1 9 and the fixing seat 2 10 are fixedly installed on the door leaf 16 and the door frame 1 respectively, so that the door leaf 16 and the door frame 1 can form an eccentric rocker arm group through the rocker arm base 3, the upper and lower adjustment seat 4, the single-tooth rocker arm 1 7, the single-tooth rocker arm 2 8, the double-tooth rocker arm 1 5 and the double-tooth rocker arm 2 6, so as to perform opening and closing movements. In addition, through the eccentric design, it is specially designed for the door frame 1 that is inconvenient to slot and punch, and can adapt to the multiple changes of the door frame 1. During the installation of the door leaf 16 and the door frame 1, sufficient space is maintained for installation. When the door leaf 16 and the door frame 1 are closed, the single-tooth rocker arm 1 7, the single-tooth rocker arm 2 8, the double-tooth rocker arm 1 5 and the double-tooth rocker arm 2 6 can be They cooperate with each other to move and be received between the fixed seat 1 9 and the fixed seat 2 10, and in this process, when the single-tooth rocker arm 1 7, the single-tooth rocker arm 2 8, the double-tooth rocker arm 1 5 and the double-tooth rocker arm 2 6 move, there is enough space between the door leaf 16 and the door frame 1, which is convenient for the closing of the door leaf 16 and is not easy to collide with each other. During installation, according to the conditions of the door leaf 16 and the door frame 1, the upper and lower adjustment seats 4 and the left and right adjustment seats 14 can be moved to make the upper and lower adjustment grooves 13 align with the threaded holes of the left and right adjustment seats 14 at a suitable position, and the left and right adjustment grooves 15 align with the threaded grooves of the fixed seat 2 10 at a suitable position, so that the door leaf 16 and the door frame 1 can be adjusted through the movement trajectory of the hinge body.

[0032] like Figure 1-4 As shown, the rocker arm assembly includes a rocker arm base 3, a double-tooth rocker arm 1 5 and a double-tooth rocker arm 2 6. The inner wall of the fixed seat 1 9 is fixedly connected to the rocker arm base 3 by bolts. Both ends of the inner wall of the rocker arm base 3 are provided with connecting holes, and the inner walls of the connecting holes are fixedly connected to the rotating shaft sleeves, and the inner walls of the rotating shaft sleeves are movably connected to the rotating shafts. Through holes are opened on both sides of the double-tooth rocker arm 1 5 and the double-tooth rocker arm 2 6, and are connected to the rotating shafts. The side of the double-tooth rocker arm 1 5 is penetrated with a connecting hole, and the inner walls of the connecting holes are fixedly installed with shaft sleeves. The middle end of the side of the double-tooth rocker arm 2 6 is penetrated with a connecting hole, and the inner walls of the connecting holes are fixedly connected with shaft sleeves. The shaft sleeves of the double-tooth rocker arm 1 5 and the shaft sleeves of the double-tooth rocker arm 2 6 are both provided with rocker arm auxiliary components.

[0033] like Figure 4-7As shown, the inner wall of the fixed seat 1 9 is fixedly connected to the rocker base 3 by bolts, the two ends of the inner wall of the rocker base 3 are provided with connecting holes, and the inner walls of the connecting holes are fixedly connected to the rotating shaft sleeves, and the inner walls of the rotating shaft sleeves are movably connected to the rotating shafts, the double-tooth rocker arm 1 5 and the double-tooth rocker arm 2 6 are provided with through holes on both sides, and are connected to the rotating shafts, the two ends of the two sides of the upper and lower adjustment seats 4 are penetrated with mounting openings, and the inner walls of the mounting openings are fixedly connected to the shaft sleeves, the sides of the single-tooth rocker arm 1 7 and the single-tooth rocker arm 2 8 are penetrated with through holes, and the inner walls of the through holes are connected to the rotating shafts, and the rotating shafts are connected to the inner walls of the shaft sleeves, and the double-tooth rocker arm A connecting hole is formed through the side of the single-tooth rocker arm 15, and a shaft sleeve is fixedly installed on the inner wall of the connecting hole. A connecting hole is formed through the upper end of the side of the single-tooth rocker arm 7, and a rotating shaft is connected to the inner wall of the connecting hole. Both ends of the rotating shaft in the connecting hole of the single-tooth rocker arm 7 are connected to the shaft sleeve of the double-tooth rocker arm 15. A connecting hole is formed through the middle end of the side of the double-tooth rocker arm 26, and a shaft sleeve is fixedly connected to the inner wall of the connecting hole. A connecting hole is formed through the middle end of the side of the single-tooth rocker arm 7, and a rotating shaft is connected to the inner wall of the connecting hole. Both ends of the rotating shaft at the middle end of the side of the single-tooth rocker arm 7 are connected to the shaft sleeve at the middle end of the side of the double-tooth rocker arm 26. The side of the single-tooth rocker arm 28 A connecting hole is penetrated through the lower end, and a rotating shaft is connected to the inner wall of the connecting hole. A connecting hole is penetrated through the lower end of the side of the double-tooth rocker arm 26, and a sleeve is fixedly installed on the inner wall of the connecting hole. Both ends of the rotating shaft at the lower end of the side of the single-tooth rocker arm 28 are connected to the sleeve at the lower end of the side of the double-tooth rocker arm 26. The rocker auxiliary component includes a single-tooth rocker arm 1 7 and a single-tooth rocker arm 2 8. A connecting hole is penetrated through the upper end of the side of the single-tooth rocker arm 1 7, and a rotating shaft is connected to the inner wall of the connecting hole. Both ends of the rotating shaft in the connecting hole of the single-tooth rocker arm 1 7 are connected to the sleeve of the double-tooth rocker arm 1 5. A connecting hole is penetrated through the middle end of the side of the single-tooth rocker arm 1 7, and the inner wall of the connecting hole A rotating shaft is connected, and both ends of the rotating shaft at the middle end of the side of the single-tooth rocker arm 7 are connected to the sleeve at the middle end of the side of the double-tooth rocker arm 2 6. A connecting hole is penetrated at the lower end of the side of the single-tooth rocker arm 2 8, and the inner wall of the connecting hole is connected to the rotating shaft. A connecting hole is penetrated at the lower end of the side of the double-tooth rocker arm 2 6, and a sleeve is fixedly installed on the inner wall of the connecting hole. Both ends of the rotating shaft at the lower end of the side of the single-tooth rocker arm 2 8 are connected to the sleeve at the lower end of the side of the double-tooth rocker arm 2 6. Through holes are penetrated on the sides of the single-tooth rocker arm 1 7 and the single-tooth rocker arm 2 8, and the inner walls of the through holes are connected to the rotating shaft. The rotating shafts of the single-tooth rocker arm 1 7 and the single-tooth rocker arm 2 8 are both provided with adjustment components.

[0034] By setting the rocker arm base 3, single-tooth rocker arm 1 7, single-tooth rocker arm 2 8, double-tooth rocker arm 1 5 and double-tooth rocker arm 2 6, the above components can be composed of an eccentric rocker arm group. Through the eccentric design, it is specially designed for the door frame 1 which is inconvenient to groove and punch, and can adapt to the various changes of the door frame 1. During the installation of the door leaf 16 and the construction of the door frame 1, sufficient space is maintained for installation. When the door leaf 16 and the door frame 1 are closed, the single-tooth rocker arm 1 7, single-tooth rocker arm 2 8, double-tooth rocker arm 1 5 and double-tooth rocker arm 2 6 can cooperate with each other to move between the fixed seat 1 9 and the fixed seat 2 10. In this process, when the single-tooth rocker arm 1 7, single-tooth rocker arm 2 8, double-tooth rocker arm 1 5 and double-tooth rocker arm 2 6 move, there is sufficient space between the door leaf 16 and the door frame 1, which is convenient for the closing of the door leaf 16 and is not easy to collide with each other.

[0035] like Figure 3 As shown, the adjustment component includes an upper and lower adjustment seat 4, a left and right adjustment seat 14 and an upper and lower adjustment groove 13. Both ends of the two side surfaces of the upper and lower adjustment seat 4 are penetrated with installation openings, and the inner wall of the installation opening is fixedly connected with a shaft sleeve. The rotating shafts of the single-tooth rocker arm 1 7 and the single-tooth rocker arm 2 8 are connected to the inner wall of the shaft sleeve. The top surface of the left and right adjustment seat 14 is provided with a groove, and both ends of the bottom surface of the inner wall of the groove are penetrated with threaded holes. Both ends of the top surface of the upper and lower adjustment seat 4 are penetrated with upper and lower adjustment grooves 13, and are connected to the left and right adjustment seat 14 by bolts passing through the upper and lower adjustment grooves 13. Both ends of the top surface of the left and right adjustment seat 14 are penetrated with left and right adjustment grooves 15. Both ends of the inner wall of the fixed seat 2 10 are provided with threaded grooves. The left and right adjustment seat 14 is connected to the threaded groove of the fixed seat 2 10 by bolts passing through the left and right adjustment grooves 15. The outer eaves of the upper and lower adjustment grooves 13 and the outer eaves of the left and right adjustment grooves 15 are provided with tooth grooves.

[0036] By setting the left and right adjustment seats 14, left and right adjustment grooves 15, upper and lower adjustment seats 4 and upper and lower adjustment grooves 13, during installation, according to the conditions of the door leaf 16 and the door frame 1, by moving the upper and lower adjustment seats 4 and the left and right adjustment seats 14, the upper and lower adjustment grooves 13 can be aligned with the threaded holes of the left and right adjustment seats 14 at a suitable position, and the left and right adjustment grooves 15 can be aligned with the threaded grooves of the fixing seat 10 at a suitable position, so that the door leaf 16 and the door frame 1 can be adjusted through the movement trajectory of the hinge body, and the tooth groove setting can prevent the bolts from loosening.

[0037] Working principle: The fixing seat 1 9 and the fixing seat 2 10 are fixedly installed on the door leaf 16 and the door frame 1 respectively, so that the door leaf 16 and the door frame 1 can form an eccentric rocker arm group through the rocker arm base 3, the upper and lower adjustment seat 4, the single-tooth rocker arm 1 7, the single-tooth rocker arm 2 8, the double-tooth rocker arm 1 5 and the double-tooth rocker arm 2 6 to perform opening and closing movements. When the door leaf 16 and the door frame 1 are closed, the single-tooth rocker arm 1 7, the single-tooth rocker arm 2 8, the double-tooth rocker arm 1 5 and the double-tooth rocker arm 2 6 can cooperate with each other to move between the fixing seat 1 9 and the fixing seat 2 10, and in this process ... When the toothed rocker arm 1 7, the single-toothed rocker arm 2 8, the double-toothed rocker arm 1 5 and the double-toothed rocker arm 2 6 move, there is enough space between the door leaf 16 and the door frame 1 to facilitate the closing of the door leaf 16. During installation, according to the conditions of the door leaf 16 and the door frame 1, the upper and lower adjustment seats 4 and the left and right adjustment seats 14 can be moved so that the upper and lower adjustment slots 13 are aligned with the threaded holes of the left and right adjustment seats 14 at appropriate positions, and the left and right adjustment slots 15 are aligned with the threaded slots of the fixed seat 2 10 at appropriate positions, thereby adjusting the door leaf 16 and the door frame 1 through the movement trajectory of the hinge body.

[0038] It should be noted that, in this article, the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does 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 therefore cannot be understood as a limitation on the utility model; the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "fixed", "installed", "connected", and "connected" should be understood in a broad sense. For example, "installed" can be a fixed connection, a detachable connection, or an integral connection; "connected" can be a mechanical connection or an electrical connection; "connected" can be a direct connection, an indirect connection through an intermediate medium, or a connection between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0039] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An eccentric concealed three-dimensional adjustable hinge, comprising a door frame (1) and a door leaf (16), characterized in that: The top surface of the door frame (1) and the bottom surface of the door leaf (16) are both provided with mounting grooves, and the inner walls of the mounting grooves are provided with fixing components; The fixing assembly comprises a fixing seat 1 (9), a fixing seat 2 (10), a fixing seat 1 baffle (11), and a fixing seat 2 baffle (12); a plurality of mounting holes are provided at both ends of the bottom surface of the fixing seat 1 (9); the fixing seat 1 (9) is fixedly mounted on the inner wall of the mounting groove of the door leaf (16) through the mounting holes; a plurality of mounting holes are provided at both ends of the top surface of the fixing seat 2 (10); the fixing seat 2 (10) is fixedly mounted on the inner wall of the mounting groove of the door frame (1) through the mounting holes; the two ends of the bottom surface of the fixing seat 1 (9) are fixedly connected to the fixing seat 1 baffle (11); the two ends of the top surface of the fixing seat 2 (10) are fixedly connected to the fixing seat 2 baffle (12); and a rocker arm assembly is provided on the inner wall of the fixing seat 1 (9).

2. The eccentric concealed three-dimensional adjustable hinge according to claim 1, characterized in that: The rocker arm assembly comprises a rocker arm base (3), a double-tooth rocker arm 1 (5) and a double-tooth rocker arm 2 (6); the inner wall of the fixing seat 1 (9) is fixedly connected to the rocker arm base (3) by bolts; both ends of the inner wall of the rocker arm base (3) are provided with connecting holes, and the inner walls of the connecting holes are fixedly connected to rotating shaft sleeves, and the inner walls of the rotating shaft sleeves are movably connected to rotating shafts.

3. The eccentric concealed three-dimensional adjustable hinge according to claim 2, characterized in that: Through holes are provided on both sides of the double-tooth rocker arm 1 (5) and the double-tooth rocker arm 2 (6), and both are connected to the rotating shaft. A connecting hole is provided through the side of the double-tooth rocker arm 1 (5), and a shaft sleeve is fixedly installed on the inner wall of the connecting hole. A connecting hole is provided through the middle end of the side of the double-tooth rocker arm 2 (6), and a shaft sleeve is fixedly connected to the inner wall of the connecting hole. The shaft sleeve of the double-tooth rocker arm 1 (5) and the shaft sleeve of the double-tooth rocker arm 2 (6) are both provided with rocker auxiliary components.

4. The eccentric concealed three-dimensional adjustable hinge according to claim 3, characterized in that: The rocker arm auxiliary component comprises a single-tooth rocker arm 1 (7) and a single-tooth rocker arm 2 (8). A connecting hole is formed through the upper end of the side surface of the single-tooth rocker arm 1 (7), and a rotating shaft is connected to the inner wall of the connecting hole. Both ends of the rotating shaft in the connecting hole of the single-tooth rocker arm 1 (7) are connected to the shaft sleeve of the double-tooth rocker arm 1 (5). A connecting hole is formed through the middle end of the side surface of the single-tooth rocker arm 1 (7), and a rotating shaft is connected to the inner wall of the connecting hole. Both ends of the rotating shaft at the middle end of the side surface of the single-tooth rocker arm 1 (7) are connected to the shaft sleeve at the middle end of the side surface of the double-tooth rocker arm 2 (6).

5. The eccentric concealed three-dimensional adjustable hinge according to claim 4, characterized in that: A connecting hole is formed through the lower end of the side surface of the single-tooth rocker arm (8), and a rotating shaft is connected to the inner wall of the connecting hole. A connecting hole is formed through the lower end of the side surface of the double-tooth rocker arm (6), and a shaft sleeve is fixedly installed on the inner wall of the connecting hole.

6. The eccentric concealed three-dimensional adjustable hinge according to claim 5, characterized in that: Both ends of the rotating shaft at the lower end of the side surface of the single-tooth rocker arm 2 (8) are connected to the shaft sleeve at the lower end of the side surface of the double-tooth rocker arm 2 (6); the side surfaces of the single-tooth rocker arm 1 (7) and the single-tooth rocker arm 2 (8) are penetrated with through holes, and the inner walls of the through holes are connected to the rotating shafts; the rotating shafts of the single-tooth rocker arm 1 (7) and the single-tooth rocker arm 2 (8) are both provided with adjustment components.

7. The eccentric concealed three-dimensional adjustable hinge according to claim 6, characterized in that: The adjustment assembly comprises an upper and lower adjustment seat (4), a left and right adjustment seat (14) and an upper and lower adjustment slot (13); both ends of the two side surfaces of the upper and lower adjustment seat (4) are penetrated with mounting openings, and the inner wall of the mounting opening is fixedly connected to a shaft sleeve; the rotating shafts of the single-tooth rocker arm 1 (7) and the single-tooth rocker arm 2 (8) are connected to the inner wall of the shaft sleeve.

8. The eccentric concealed three-dimensional adjustable hinge according to claim 7, characterized in that: The top surface of the left and right adjustment seats (14) is provided with a groove, and threaded holes are provided through both ends of the bottom surface of the inner wall of the groove. The top surfaces of the upper and lower adjustment seats (4) are provided with upper and lower adjustment grooves (13) through both ends, and are connected to the left and right adjustment seats (14) by bolts passing through the upper and lower adjustment grooves (13).

9. The eccentric concealed three-dimensional adjustable hinge according to claim 8, characterized in that: Both ends of the top surface of the left and right adjustment seats (14) are penetrated by left and right adjustment grooves (15), and both ends of the inner wall of the second fixing seat (10) are provided with threaded grooves. The left and right adjustment seats (14) are connected to the threaded grooves of the second fixing seat (10) by bolts passing through the left and right adjustment grooves (15).

10. The eccentric concealed three-dimensional adjustable hinge according to claim 8, characterized in that: The outer edges of the upper and lower adjustment grooves (13) and the outer edges of the left and right adjustment grooves (15) are both provided with tooth grooves.

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