External locking hinge and shower door

Abstract

An external locking hinge and shower door, comprising a movable seat, a fixed seat and a rotating shaft assembly, wherein the movable seat and the fixed seat are respectively connected to the movable door and the fixed door, the rotating shaft assembly is installed between the movable seat and the fixed seat, the fixed seat is provided with a fixed body and at least two first locking members, the fixed body is correspondingly provided with at least two mounting holes, one end of the first locking member is fixedly passed through the corresponding mounting holes, and the other end is used to be connected to the fixed door; the movable seat is provided with a movable body and at least two second locking members, the movable body is correspondingly provided with at least two mounting holes, one end of the second locking member is fixedly passed through the corresponding mounting holes, and the other end is used to be connected to the movable door. The present invention is convenient for installation outside the shower room, has a simple structure, and is more beautiful as a whole.

Description

Technical Field

[0001] The invention relates to the field of hinges, in particular to an external locking hinge and a shower door. Background Art

[0002] At present, when hinges are installed on shower rooms in the market, most of them are installed through the glass hole through the connecting column on the hinge, and the pressure plate is locked to the connecting column in the glass hole by screws in the shower room. If the glass has threaded holes, the hinge cannot be locked and fixed in the shower room, which will make the hinge unusable.

[0003] For an example, see Fig.16 The hinge for a shower room usually includes a fixed seat plate 1, a movable seat plate 2, a hinge shaft 3 and a door hinge plate 4, wherein the fixed plate includes a fixed plate portion 42 and a connecting plate portion 43, and the movable seat plate is provided with a fixed groove 22, which is communicated with the pivot cavity 21; it also includes a fixed baffle plate 45 and a movable stop member 5 arranged on a cylindrical shaft seat, and the movable stop member 5 includes a fixed plate 51 and a stop plate 52; the gap between the opposite end surfaces of the movable seat plate 2 and the fixed seat plate 1, the connecting plate portion 43 is opposite to the gap between the movable seat plate 2 and the fixed seat plate 1; the stop plate 52 is located in the pivot cavity 21, and the arc-shaped connecting seat 44 is located in the pivot cavity 21; in the closed door state, the stop plate 52 is opposite to the arc-shaped connecting seat 44, and the flat side surface 452 of the fixed baffle is in contact with the front wall plate of the pivot cavity; in the open door state, the stop end surface 451 is in contact with the stop plate for stop positioning. In the closed state, the stop plate 52 is opposite to the arc-shaped connecting seat, and the flat side surface 452 is in contact with the front wall plate of the pivot cavity; in the open state, the stop end surface is in contact with the stop plate for stop positioning.

[0004] 1. The hinge is an internal locking hinge, and there is no level adjustment design, so the level of the hinge cannot be guaranteed;

[0005] 2. The door hinge plate and the moving stop are separated from the base plate, which makes installation by screws troublesome, and the bearing capacity and stability are unreliable;

[0006] 3. When the door is closed, the stopper plate fits the front wall of the pivot cavity and is positioned. If too much force is applied, the front wall of the pivot cavity may be deformed, and its appearance will be damaged.

[0007] 4. There is no gasket between the hinge shaft and the movable seat plate, the friction when opening and closing the door is large, and it is easy to make abnormal noise. Summary of the invention

[0008] The main purpose of the present invention is to overcome the above-mentioned defects in the prior art and to provide an external locking hinge and a shower door, which are easy to install outside the shower room, have a simple structure and are more beautiful as a whole.

[0009] The present invention adopts the following technical solution:

[0010] An external locking hinge comprises a movable seat, a fixed seat and a rotating shaft assembly, wherein the movable seat and the fixed seat are respectively connected to a movable door and a fixed door, and the rotating shaft assembly is installed between the movable seat and the fixed seat, and is characterized in that: the fixed seat is provided with a fixed body and at least two first locking members, the fixed body is correspondingly provided with at least two mounting holes, one end of the first locking member is fixedly passed through the corresponding mounting holes, and the other end is used to be connected to the fixed door; the movable seat is provided with a movable body and at least two second locking members, the movable body is correspondingly provided with at least two mounting holes, one end of the second locking member is fixedly passed through the corresponding mounting holes, and the other end is used to be connected to the movable door.

[0011] Preferably, at least two of the mounting holes include an adjustment hole and a positioning hole; the adjustment hole is a long hole, and one end of the first locking member or the second locking member passes through the long hole and is locked by a nut; the positioning hole is a conical hole, and one end of the first locking member or the second locking member passes through the conical hole and is locked by a conical nut.

[0012] Preferably, the first locking member is provided with a smooth section; the fixing seat also includes two adjusting members, the upper end and the lower end of the fixing body are respectively provided with through holes penetrating to one of the mounting holes, and the two adjusting members are respectively passed through the two through holes to compress the smooth section of the first locking member; or, a gasket is further provided between the fixing body and the fixed door, and a gasket is further provided between the movable body and the movable door.

[0013] Preferably, the second locking member is provided with a smooth section, the movable seat further includes two adjusting members, the upper and lower ends of the movable body are respectively provided with through holes penetrating to one of the mounting holes, and the two adjusting members are respectively inserted into the two through holes to tighten the smooth section of the second locking member.

[0014] Preferably, the fixed body is provided with an installation groove, the rotating shaft assembly is installed in the installation groove, and a stopper is provided on one side of the installation groove; the movable body is provided with a connecting part, the connecting part and the rotating shaft assembly are rotatably connected and a recess is provided on one side thereof, so that when the connecting part is rotated to the open position, there is a gap between the connecting part and the corresponding end of the fixed seat; the other side of the connecting part is also provided with an arc surface, which can abut against the stopper to limit the position when the connecting part is rotated to the open or closed position.

[0015] Preferably, the rotating shaft assembly includes a rotating shaft and two sleeves, the two sleeves are respectively fixed to the upper and lower ends of the inner wall of the installation groove, the rotating shaft passes through the movable body and is connected to the two sleeves; the sleeve is provided with a step adapted to the stop portion.

[0016] Preferably, the fixing seat is further provided with a first cover plate and a clamping piece, the clamping piece is fixed to one side of the fixing body, the first cover plate is buckled on the side of the fixing body and is fixed by buckling with the clamping piece.

[0017] Preferably, the movable seat is further provided with a second cover plate and a clamping piece, the clamping piece is fixed to one side of the movable body, and the second cover plate is buckled on the side of the movable body and is fixed with the clamping piece.

[0018] Preferably, the clamping member is provided with at least one button hole, and a plurality of openings are provided on the periphery of the button hole; the first cover plate or the second cover plate is correspondingly provided with at least one convex portion, which is inserted into the button hole, and the diameter of the convex portion is larger than the diameter of the button hole to achieve a tight fit.

[0019] A shower door comprises a fixed glass and a movable glass, wherein the fixed glass is provided with at least two first assembly holes, and the movable glass is provided with at least two second assembly holes, and is characterized in that: it also comprises an external locking hinge, wherein the other end of the first locking member is fixedly connected to the first assembly hole, and the other end of the second locking member is fixedly connected to the second assembly hole.

[0020] It can be seen from the above description of the present invention that, compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The hinge and shower door of the present invention, the fixed seat is connected to the fixed door through the first locking member; the movable seat is connected to the movable door through the second locking member, which is convenient for installation outside the shower room, has a simple structure and is easy to install.

[0022] 2. The hinge and shower door of the present invention include adjustment holes and positioning holes in the mounting holes of the fixed body and the movable body. The adjustment hole is set as a long hole to avoid the first locking member or the second locking member being unable to pass through due to processing errors of the mounting holes; the positioning hole is a tapered hole, which is adapted to the tapered surface of the tapered nut to ensure that the corresponding first locking member or the second locking member is coaxial with the mounting hole, that is, centered, to ensure accurate positioning and avoid left and right movement and sagging of the fixed body or the movable body due to gaps.

[0023] 3. The hinge and shower door of the present invention use gaskets to prevent direct contact between the fixed seat and the fixed door, and between the movable door and the movable body, resulting in hard collisions.

[0024] 4. In the hinge and shower door of the present invention, the first locking member and the second locking member are provided with smooth sections, and the adjusting member is adjusted to compress the smooth sections so that the fixed body and the movable body are kept level.

[0025] 5. The hinge and shower door of the present invention have a stopper on the outside of the mounting groove of the fixed body, and a curved surface on the connecting portion, which can abut against the stopper to limit the position when rotating to the open or closed position, so as to prevent the movable seat from hitting other parts due to excessive amplitude; and the shaft assembly is provided with a shaft sleeve to reduce the noise when the connecting portion rotates.

[0026] 6. In the hinge and shower door of the present invention, the movable body is provided with a recessed portion. When the movable body is rotated to the open position, the corresponding end of the fixed seat can be embedded in the recessed portion with a gap therebetween to avoid collision.

[0027] 7. The hinge and shower door of the present invention are provided with a first cover plate and a second cover plate, which are assembled on one side of the fixed body and the movable body by tightly fitting the protrusion with the buckle hole of the clamping member, and the connection structure is hidden inside. Even if the door is opened and closed with excessive force and slight deformation occurs, the appearance is not affected, thereby ensuring the integrity of the appearance and meeting the needs of more complex appearance designs. The side ends of the cover plates are in contact with the gaskets to avoid shaking. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a structural diagram of a shower room according to the present invention;

[0029] Figure 2 This is a structural diagram of the hinge of the present invention;

[0030] Figure 3 for Figure 2 Exploded diagram of

[0031] Figure 4 is a structural diagram of the first cover plate;

[0032] Figure 5 is a structural diagram of the second cover plate;

[0033] Figure 6 It is the structural diagram of the clamping parts;

[0034] Figure 7 is a structural diagram of the first locking member;

[0035] Figure 8 It is the structure diagram of the tapered nut;

[0036] Fig. 9 It is the main structure diagram of the activity;

[0037] Fig.10 It is a fixed main structure diagram;

[0038] Fig.11 This is the shaft sleeve structure diagram;

[0039] Fig.12 This is a horizontal cross-sectional view of the shower room;

[0040] Fig.13 is a longitudinal sectional view of the fixed body;

[0041] Fig.14 This is a cross-sectional view of the hinge in the closed state;

[0042] Fig.15 This is the cross-sectional view of the hinge in the open state;

[0043] Fig.16 The prior art structure diagram

[0044] in:

[0045] 10. Fixed seat, 11. Fixed body, 12. First locking piece, 13. Mounting groove, 14. Stopper, 15. First cover plate, 20. Movable seat, 21. Movable body, 22. Second locking piece, 23. Connecting portion, 24. Concave portion, 25. Arc, 26. Arc surface, 27. Second cover plate, 30. Mounting hole, 31. Adjustment hole, 32. Positioning hole, 33. Nut, 34. Conical nut, 40. Adjustment piece, 41. Smooth section, 42. Through hole, 50. Gasket, 60. Shaft assembly, 61. Shaft, 62. Bushing, 63. Step, 70. Clamping piece, 71. Buckle hole, 72. Opening, 73. Protrusion, 80. Fixed glass, 81. First assembly hole, 90. Movable glass, 91. Second assembly hole.

[0046] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. DETAILED DESCRIPTION

[0047] The present invention is further described below through specific implementation modes.

[0048] See also Figures 1 to 15 An external locking hinge includes a movable seat 20, a fixed seat 10 and a rotating shaft assembly 60. The movable seat 20 and the fixed seat 10 are connected to the movable door and the fixed door respectively, and the rotating shaft assembly 60 is installed between the movable seat 20 and the fixed seat 10. The fixed seat 10 is provided with a fixed body 11 and at least two first locking members 12. The fixed body 11 is correspondingly provided with at least two mounting holes 30. One end of the first locking member 12 is fixedly passed through the corresponding mounting holes 30, and the other end is used to be connected to the fixed door; the movable seat 20 is provided with a movable body 21 and at least two second locking members 22. The movable body 21 is correspondingly provided with at least two mounting holes 30. One end of the second locking member 22 is fixedly passed through the corresponding mounting holes 30, and the other end is used to be connected to the movable door.

[0049] In the fixed body 11, at least two mounting holes 30 include an adjustment hole 31 and a positioning hole 32; the adjustment hole 31 is a long hole, wherein one end of a first locking member 12 passes through the long hole and is locked by a nut 33. The long hole means that the dimension of the adjustment hole 31 along the length direction of the fixed body 11 is greater than the dimension in the height direction, such as an elliptical hole or a rectangular hole, etc., to avoid the first locking member 12 being unable to pass through due to the processing error of the mounting hole 30. The positioning hole 32 is a conical hole, and one end of another first locking member 12 passes through the conical hole and is locked by a conical nut 34. The conical surface of the conical nut 34 is adapted to the conical surface of the positioning hole 32, ensuring that the corresponding first locking member 12 is centrally positioned to avoid the left and right movement and sagging of the fixed body 11 due to the gap.

[0050] Correspondingly, in the movable body 21, at least two mounting holes 30 also include an adjustment hole 31 and a positioning hole 32; the adjustment hole 31 is a long hole, wherein one end of a second locking member 22 passes through the long hole and is locked by a nut 33, the long hole means that the dimension of the adjustment hole 31 along the length direction of the movable body 21 is greater than the dimension in the height direction, such as an elliptical hole or a rectangular hole, etc., to avoid the second locking member being unable to pass through due to the processing error of the mounting hole 30. The positioning hole 32 is a conical hole, which has a conical surface, and one end of another second locking member 22 passes through the conical hole and is locked by a conical nut 34, the conical surface of the conical nut 34 is adapted to the conical surface of the positioning hole 32, to ensure that the corresponding second locking member 22 is centrally positioned, to avoid the movable body 21 from moving left and right and sagging due to the gap. In the fixed body 11 and the movable body 21 of the present invention, the adjustment hole 31 and the positioning hole 32 are arranged at intervals, and the number of each is at least one; in addition, as needed, the mounting hole 30 may also include other conventional through holes.

[0051] In the present invention, a gasket 50 is provided between the fixed body 11 and the fixed door, and a gasket 50 is also provided between the movable body 21 and the movable door, so as to prevent the fixed seat 10 and the fixed door, and the movable door and the movable body 21 from directly contacting each other and causing a hard collision. The gasket 50 can be a rubber pad, and a hole is provided on the gasket for the first locking member 12 or the second locking member 22 to pass through.

[0052] Furthermore, in the present invention, the first locking member 12 has an external thread, and the mounting hole 30 is correspondingly provided with an internal thread hole, and the two are locked by threaded fit. In order to facilitate adjustment of the horizontality of the first locking member 12, a smooth section 41 can be provided near the middle of the first locking member 12, and the fixing seat 10 is further provided with two adjusting members 40, and the upper and lower ends of the fixing body 11 are respectively provided with through holes 42 that penetrate to the adjustment hole 31, and the two adjusting members 40 are respectively penetrated in the two through holes 42 to compress the smooth section 41 of the first locking member 12.

[0053] Similarly, the second locking member 22 has an external thread, and the mounting hole 30 is provided with an internal thread hole corresponding thereto, and the two are locked by threaded cooperation. The second locking member 22 is provided with a smooth section 41 near the middle, and the fixed seat 10 also includes two adjustment members 40. The upper and lower ends of the fixed body 11 are respectively provided with through holes 42 that penetrate to one of the mounting holes 30, and the two adjustment members 40 are respectively penetrated in the two through holes 42 to compress the smooth section 41 of the second locking member 22. In the present invention, the adjustment members 40 of the fixed seat 10 and the movable seat 20 can be screws, and the through holes 42 are screw holes.

[0054] In the present invention, when the fixed seat 10 or the movable seat 20 droops relative to the fixed door or the movable door, that is, droops relative to the first locking member 12 or the second locking member 22, the adjusting member 40 located at the top is screwed downward, and it can press against the first locking member 12 or the second locking member 22 to support the fixed seat 10 or the movable seat 20 to tilt upward. When it is horizontal, tighten the adjusting member 40 located at the bottom to ensure that the two adjusting members 40 clamp the first locking member 12 or the second locking member 22; when the hinge tilts upward, the adjustment method is opposite.

[0055] A mounting groove 13 is provided at one end of the fixed body 11, and the rotating shaft assembly 60 is installed in the mounting groove 13. A stopper 14 is provided on the outer side of the mounting groove 13. The movable body 21 is provided with a connecting portion 23, which is rotatably connected to the rotating shaft assembly 60 and has a recess 24 and an arc 25 on its inner side. The arc 25 can be concentric with the rotating shaft assembly 60 to ensure that there is no interference with the inner wall of the fixed seat 10 during the rotation process. The recess 24 is located at one end of the arc 25. When the movable body 21 rotates to the open position, the corresponding end of the fixed seat 10 can be embedded in the recess 24 and there is a gap between the two to avoid collision.

[0056] Furthermore, an arc surface 26 is provided on the outer side of the connecting portion 23, and both ends of the arc surface 26 are nearly flat. When rotating to the open or closed position, the arc surface 26 can abut against the stopper 14 to limit the position, thereby preventing the movable seat 20 from hitting other components with excessive amplitude.

[0057] The rotating shaft assembly 60 of the present invention includes a rotating shaft 61 and two shaft sleeves 62, which are respectively fixed to the upper and lower ends of the inner wall of the mounting groove 13. The rotating shaft 61 passes through the movable body 21 and is connected to the two shaft sleeves 62; the shaft sleeve 62 is provided with a step 63 adapted to the stopper 14, that is, the step 63 can be stuck on the stopper 14, and when the connecting part 23 rotates, the shaft sleeve 62 can be prevented from rotating.

[0058] Furthermore, the fixing seat 10 is further provided with a first cover plate 15 and a clamping member 70, the clamping member 70 is fixed to one side of the fixing body 11, the first cover plate 15 is buckled on the side of the fixing body 11 and is clamped and fixed with the clamping member 70, and the first cover plate 15 and the fixing body 11 form an opening at the installation groove 13 for the connection part 23 to be installed. The other sides of the first cover plate 15 have side plates to close the fixing body 11, and the end faces of the side edges are in contact with the gasket 50 to prevent shaking.

[0059] Correspondingly, the movable seat 20 is also provided with a second cover plate 27 and a clamping member 70. The clamping member 70 is fixed to one side of the movable body 21, and the second cover plate 27 is buckled on the side of the movable body 21 and is clamped and fixed with the clamping member 70. The second cover plate 27 and the movable body 21 form an opening at the connecting portion 23. The other side of the second cover plate 27 has a side plate to close the movable body 21, and the end surface of the side is in contact with the gasket 50 to prevent shaking.

[0060] The clamping member 70 of the present invention is fixed to the movable body 21 or the fixed body 11 by screws, and can be located between the positioning hole 32 and the adjustment hole 31, and is provided with at least one buckle hole 71. The buckle hole 71 is provided with a plurality of openings 72 on its periphery, so that it is elastic and can be deformed to avoid cracking. The first cover plate 15 or the second cover plate 27 is provided with at least one convex portion 73, and the convex portion 73 is inserted into the buckle hole 71 to achieve a tight fit, and the diameter of the convex portion 73 is larger than the diameter of the buckle hole 71. The matching method of the clamping member 70 and the convex portion 73 is not limited to this, and a buckle head and buckle groove clamping hole matching method, or a threaded matching method, etc. can also be adopted.

[0061] The present invention further provides a shower door, comprising a fixed glass 80 and a movable glass 90, wherein the fixed glass 80 is provided with at least two first assembly holes 81, and the movable glass 90 is provided with at least two second assembly holes 91, and further comprising the above-mentioned external locking hinge, wherein the other end of the first locking member 12 is fixedly connected to the first assembly hole 81, and the other end of the second locking member 22 is fixedly connected to the second assembly hole 91.

[0062] During installation, the hinge should be installed first. Fix the sleeve 62 to the installation groove 13, pass the rotating shaft 61 through the connecting part 23 and connect it to the sleeve 62, and lock the clamping member 70 to the fixed body 11 and the movable body 21. Next, lock the first locking member 12 to the first assembly hole 81 of the fixed glass 80, install the gasket 50, and then install the fixed body 11, so that the two first locking members 12 pass through the adjustment hole 31 and the positioning hole 32 respectively, tighten the conical nut 34 at the positioning hole 32 to make the first locking member 12 coaxial with the adjustment hole 31, then adjust the adjustment member 40 to press the first locking member 12 so that the fixed seat 10 remains horizontal, and then tighten the nut 33 at the adjustment hole 31 to lock the first locking member 12.

[0063] Lock the second locking member 22 onto the second assembly hole 91 of the movable glass 90, install the gasket 50, and then lift the movable glass, pass the second locking member 22 through the adjustment hole 31 and the positioning hole 32 on the movable body 21 respectively, tighten the conical nut 34 at the positioning hole 32 to make the first locking member 12 coaxial with the adjustment hole 31, then adjust the adjustment member 40 to press the first locking member 12 to keep the fixing base 10 horizontal, and then tighten the nut 33 at the adjustment hole 31 to lock the first locking member 12.

[0064] Finally, the first cover plate 15 is put on the fixed body 11 , and the second cover plate 27 is put on the movable body 21 , so that the protrusion 73 is embedded in the buckle hole 71 .

[0065] The hinge and shower door of the present invention work as follows:

[0066] See also Fig.14When the movable glass 90 is controlled to rotate to a relatively horizontal state between the movable seat 20 and the fixed seat 10, that is, the shower door is in a closed state, one end of the arc surface 26 of the connecting portion 23 of the movable body 21 is opposite to the stopper 14. If the movable body 21 continues to rotate in the door closing direction, the arc surface 26 abuts against the stopper 14 to prevent the movable seat 20 from being too large and colliding with other components.

[0067] See also Fig.15 When the movable glass 90 is manipulated to rotate to a relatively vertical state (90°) between the movable seat 20 and the fixed seat 10, that is, the shower door is in an open state, the other end of the arc surface 26 of the connecting portion 23 of the movable body 21 abuts against the stopper 14 to prevent the movable seat 20 from continuing to rotate, and the side where the mounting groove 13 of the first cover plate 15 is located can be embedded in the recess 24 of the movable body 21.

[0068] The above is only a specific implementation of the present invention, but the design concept of the present invention is not limited thereto. Any non-substantial changes to the present invention using this concept shall be deemed as an infringement of the protection scope of the present invention.

Claims

1. An external locking hinge, comprising a movable seat, a fixed seat and a rotating shaft assembly, wherein the movable seat and the fixed seat are respectively connected to a movable door and a fixed door, and the rotating shaft assembly is installed between the movable seat and the fixed seat, characterized in that: The fixed seat is provided with a fixed body and at least two first locking members, and the fixed body is correspondingly provided with at least two mounting holes. One end of one of the first locking members is first fixed through the corresponding mounting hole, and the other end is used to connect with the fixed door, and the other first locking member is made coaxial with the corresponding mounting hole before being connected to the fixed door; the movable seat is provided with a movable body and at least two second locking members, and the movable body is correspondingly provided with at least two mounting holes. One end of one of the second locking members is first fixed through the corresponding mounting hole, and the other end is used to connect with the movable door, and the other second locking member is made coaxial with the corresponding mounting hole before being connected to the movable door.

2. An external locking hinge according to claim 1, characterized in that: At least two of the mounting holes include an adjustment hole and a positioning hole; the adjustment hole is a long hole, one end of the first locking piece or the second locking piece passes through the long hole and is locked by a nut; the positioning hole is a conical hole, one end of the first locking piece or the second locking piece passes through the conical hole and is locked by a conical nut.

3. An external locking hinge according to claim 1, characterized in that: The first locking member is provided with a smooth section; the fixing seat also includes two adjusting members, the upper end and the lower end of the fixing body are respectively provided with through holes penetrating to one of the mounting holes, and the two adjusting members are respectively passed through the two through holes to tighten the smooth section of the first locking member; or, a gasket is further provided between the fixing body and the fixed door, and a gasket is further provided between the movable body and the movable door.

4. An external locking hinge according to claim 1, characterized in that: The second locking member is provided with a smooth section, and the movable seat also includes two adjusting members. The upper end and the lower end of the movable body are respectively provided with through holes that penetrate to one of the mounting holes. The two adjusting members are respectively inserted into the two through holes to tighten the smooth section of the second locking member.

5. The external locking hinge according to claim 1, characterized in that: The fixed body is provided with an installation groove, the rotating shaft assembly is installed in the installation groove, and a stopper is provided on one side of the installation groove; the movable body is provided with a connecting part, the connecting part and the rotating shaft assembly are rotatably connected and a recess is provided on one side thereof, so that when the connecting part is rotated to the open position, there is a gap between the connecting part and the corresponding end of the fixed seat; the other side of the connecting part is also provided with an arc surface, which can abut against the stopper to limit the position when the connecting part is rotated to the open or closed position.

6. An external locking hinge according to claim 5, characterized in that: The rotating shaft assembly includes a rotating shaft and two shaft sleeves, the two shaft sleeves are respectively fixed to the upper and lower ends of the inner wall of the installation groove, the rotating shaft passes through the movable body and is connected to the two shaft sleeves; the shaft sleeve is provided with a step adapted to the stopper.

7. An external locking hinge according to claim 1, characterized in that: The fixing seat is also provided with a first cover plate and a clamping piece. The clamping piece is fixed to one side of the fixing body. The first cover plate is buckled on the side of the fixing body and is fixed with the clamping piece.

8. An external locking hinge according to claim 1, characterized in that: The movable seat is also provided with a second cover plate and a clamping piece. The clamping piece is fixed to one side of the movable body. The second cover plate is buckled on the side of the movable body and is fixed with the clamping piece.

9. An external locking hinge according to claim 7 or 8, characterized in that: The clamping piece is provided with at least one button hole, and the outer periphery of the button hole is provided with a plurality of openings; the first cover plate or the second cover plate is correspondingly provided with at least one convex portion, which is inserted into the button hole, and the diameter of the convex portion is larger than the diameter of the button hole to achieve a tight fit.

10. A shower door, comprising a fixed glass and a movable glass, wherein the fixed glass is provided with at least two first assembly holes, and the movable glass is provided with at least two second assembly holes, wherein: It also includes an external locking hinge according to any one of claims 1 to 9, wherein the other end of the first locking member is fixedly connected to the first assembly hole, and the other end of the second locking member is fixedly connected to the second assembly hole.

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