Hinge lock

Abstract

The utility model discloses a hinge lock which comprises a lock disc base, a lock cover, a password wheel body and a hinge lock plate, the lock disc base is provided with a protruding column, the lock cover is arranged on the protruding column in a rotating mode, the protruding column is provided with a containing cavity, the side wall of the protruding column is provided with a first open groove, and the password wheel body is arranged in the containing cavity. The password wheel body is provided with a lock rod and a password wheel arranged in a rotating mode, a containing groove is formed in the bottom face of the lock cover, a second open groove is formed in the top face of the lock cover, a clamping hole is formed in the side wall of the lock cover, the hinge lock plate is provided with a lock hole used for containing the protruding column, and a first clamping groove and a second clamping groove are symmetrically formed in the two sides of the lock hole. A third clamping groove and a fourth clamping groove are symmetrically formed in the other two sides of the lock hole, and a first extending part and a second extending part which can be arranged between the first clamping groove and the second clamping groove in a penetrating mode are symmetrically arranged on the two sides of the side wall, without the clamping hole, of the lock cover. By means of the mode, the hinge lock is good in symmetry, attractive in appearance and capable of meeting some users with high aesthetic requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of password locks, in particular to a hinge lock. Background Art

[0002] Combination locks are a kind of industrial product that is familiar and commonly used in life, especially mechanical combination locks, which have certain confidentiality performance. The lock can be opened when the password is entered correctly, and the lock cannot be opened when the password is entered incorrectly. Therefore, it is widely used in various places.

[0003] Hinge lock is a kind of combination lock, which locks the combination lock body on the hinge. Specifically, the hinge lock includes a combination lock body and a hinge. When locking, the combination lock body is locked on the hinge, and can be opened from the hinge after the correct password is entered into the combination lock body. The combination lock body includes a combination wheel body, that is, the rotation of the combination wheel (with numbers) controls the locking and unlocking.

[0004] like Figure 1 As shown, the application number is 2022209874186, which discloses a cabinet door password lock card, but the lock card 2 is provided with a circular lock hole, the left semicircle radius of the lock hole is smaller than the right semicircle radius, and the cylindrical surface of the lock cover 4 protrudes outward with a semicircular convex edge 9, and the lock can be unlocked when the convex edge 9 is in the right semicircle. However, the circular lock hole of the lock card 2 and the convex edge 9 of the lock cover 4 in the comparative document have poor structural symmetry and are not beautiful in appearance. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a hinge lock to solve the above technical problems.

[0006] To solve the above technical problems, the utility model provides the following technical solutions: a hinge lock, comprising a lock disk base, a lock cover and a password wheel body, wherein the lock disk base is provided with a circular boss, the lock cover is rotatably arranged on the boss, the boss is provided with a receiving cavity, the side wall of the boss is provided with a first slot, the password wheel body is arranged in the receiving cavity, the password wheel body is provided with a lock rod which is telescopically arranged and is located in the first slot and a rotatable password wheel, the lock cover is cylindrical, the bottom surface of the lock cover is provided with a receiving groove for accommodating the boss, the top surface of the lock cover is provided with a second slot for accommodating the password wheel, the side wall of the lock cover is provided with a clamping hole corresponding to the first slot and connected with the receiving groove, when the password wheel When the wheel is rotated to the correct position to unlock the lock, the locking rod is retracted into the first slot, and when locked, the locking rod is extended out of the first slot and clamped in the clamping hole, wherein it is characterized in that it also includes: a hinge lock plate, which is rectangular in shape, wherein the hinge lock plate is provided with a lock hole for accommodating the boss, and the first clamping slot and the second clamping slot are symmetrically arranged on two sides of the lock hole, and the third clamping slot and the fourth clamping slot are symmetrically arranged on the other two sides of the lock hole; wherein the distance between the bottom wall of the first clamping slot and the bottom wall of the second clamping slot is greater than the distance between the bottom wall of the third clamping slot and the bottom wall of the fourth clamping slot, and the first extension part and the second extension part which can be penetrated between the first clamping slot and the second clamping slot are symmetrically arranged on two sides of the side wall of the lock cover where the clamping hole is not provided.

[0007] Furthermore, the distance between the end of the first extension portion and the end of the second extension portion is smaller than the distance between the bottom wall of the first card slot and the bottom wall of the second card slot, and the distance between the end of the first extension portion and the end of the second extension portion is greater than the distance between the bottom wall of the third card slot and the bottom wall of the fourth card slot.

[0008] Furthermore, a first opening is provided on the bottom surface of the first extension portion, and a second opening is provided on the bottom surface of the second extension portion, wherein the lock cover, the first extension portion and the second extension portion are integrally formed.

[0009] Furthermore, the receiving groove is cylindrical, wherein the aperture of the receiving groove is equal to the outer diameter of the protruding column, and the depth of the receiving groove is smaller than the height of the protruding column.

[0010] Furthermore, the bottom surface of the lock disk base is provided with a boss for being located in the lock hole of the hinge lock plate, wherein the boss is arranged on the boss.

[0011] Furthermore, the lock disk base, the boss and the boss are integrally formed.

[0012] Furthermore, the locking hole and the boss are both hexagonal in shape, wherein the depth of the locking hole is equal to the thickness of the boss.

[0013] Furthermore, the shape of the boss is the same as that of the lock hole, wherein the first protrusion and the second protrusion are symmetrically arranged on both sides of the boss and are located between the first card slot and the second card slot, and the third protrusion and the fourth protrusion are symmetrically arranged on the other two sides of the boss and are located between the third card slot and the fourth card slot, and the distance between the end of the first protrusion and the end of the second protrusion is greater than the distance between the end of the third protrusion and the end of the fourth protrusion.

[0014] Further, the distance between the end of the first protrusion and the end of the second protrusion is smaller than the distance between the bottom wall of the first card slot and the bottom wall of the second card slot, the distance between the end of the first protrusion and the end of the second protrusion is larger than the distance between the bottom wall of the third card slot and the bottom wall of the fourth card slot, and the distance between the end of the third protrusion and the end of the fourth protrusion is smaller than the distance between the bottom wall of the third card slot and the bottom wall of the fourth card slot.

[0015] Compared with the prior art, the utility model provides a hinge lock, which has the following beneficial effects: the hinge lock disclosed in the utility model includes a lock disk base, a lock cover, a password wheel body and a hinge lock plate, wherein the lock disk base is provided with a boss, the lock cover is rotatably arranged on the boss, the boss is provided with a receiving cavity, the side wall of the boss is provided with a first slot, the password wheel body is arranged in the receiving cavity, the password wheel body is provided with a lock rod and a rotatably arranged password wheel, the bottom surface of the lock cover is provided with a receiving groove, the top surface of the lock cover is provided with a second slot, the side wall of the lock cover is provided with a clamping hole, the hinge lock plate is provided with a lock hole for accommodating the boss, and the first clamping slot and the second clamping slot are symmetrically arranged on both sides of the lock hole, the other two sides of the lock hole are symmetrically provided with a third clamping slot and a fourth clamping slot, and the two sides of the side wall of the lock cover without the clamping hole are symmetrically provided with a first extension part and a second extension part that can be inserted between the first clamping slot and the second clamping slot. In the above manner, the hinge lock disclosed in the utility model has good symmetry and beautiful appearance, which can meet the needs of some users with high aesthetic requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of a hinge lock on the market;

[0017] Figure 2 This is a schematic diagram of the structure of the hinge lock of the utility model;

[0018] Figure 3 for Figure 2 A schematic diagram of the structure of the hinge lock plate of the middle hinge lock;

[0019] Figure 4for Figure 2 A schematic diagram of a first partial structure of a middle hinge lock;

[0020] Figure 5 for Figure 2 A schematic diagram of a second partial structure of the middle hinge lock;

[0021] Figure 6 for Figure 2 A schematic diagram of the structure of the lock disk base of the center hinge lock;

[0022] Figure 7 for Figure 2 Schematic diagram of the structure of the lock cover of the center hinge lock. DETAILED DESCRIPTION

[0023] 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.

[0024] like Figure 2-7 As shown, the utility model discloses a hinge lock, comprising a lock disk base 10, a lock cover 11, a code wheel body 12 and a hinge lock plate 13.

[0025] In this embodiment, the lock disk base 10 (i.e., the top surface) is provided with a circular convex column 101, and the lock cover 11 is rotatably disposed on the convex column 101. It should be understood that the lock disk base 10 and the lock cover 11 of this embodiment can be implemented by using structures in the prior art, so the structure of the rotatable connection between the lock cover 11 and the convex column 101 can adopt the existing technical structure, which will not be described in detail here.

[0026] Preferably, the boss 101 is provided with a receiving cavity 1011 , and a side wall of the boss 101 is provided with a first slot 1012 , wherein the code wheel body 12 is disposed in the receiving cavity 1011 .

[0027] Furthermore, the code wheel body 12 is provided with a lock rod which is telescopically arranged and located in the first slot 1012 and a code wheel 121 which is rotatably arranged.

[0028] In this embodiment, the lock cover 11 is cylindrical, wherein the bottom surface of the lock cover 11 is provided with a receiving groove 111 for accommodating the boss 101, the top surface of the lock cover 11 is provided with a second slot 112 for accommodating the password wheel 121, and the side wall of the lock cover 11 is provided with a clamping hole 113 corresponding to the first slot 1012 and connected to the receiving groove 111.

[0029] Preferably, when the code wheel 121 is rotated to the correct position to unlock, the lock rod is retracted into the first slot 1012, and when locked, the lock rod is extended out of the first slot 1012 and is locked in the locking hole 113. It should be understood that the code wheel body 12 of this embodiment can be implemented using the structure in the prior art, so the technical principle and structure of the code wheel body 12 can adopt the existing technology, which will not be described in detail here.

[0030] In this embodiment, the receiving groove 111 is cylindrical, wherein the aperture of the receiving groove 111 is equal to the outer diameter of the protrusion 101 , or the aperture of the receiving groove 111 is slightly larger (eg, 0.5-2 mm larger) than the outer diameter of the protrusion 101 .

[0031] Furthermore, the depth of the receiving groove 111 is smaller than the height of the protruding column 101 , so that there is a certain distance between the bottom surface of the lock cover 11 and the top surface of the lock disk base 10 .

[0032] The hinge lock plate 13 is rectangular, wherein the hinge lock plate 13 is provided with a lock hole 131 for receiving the boss 101. Further, the lock hole 131 is symmetrically provided with a first slot 1311 and a second slot 1312 on both sides, and the lock hole 131 is symmetrically provided with a third slot 1313 and a fourth slot 1314 on the other two sides.

[0033] Preferably, the distance between the bottom wall of the first card slot 1311 and the bottom wall of the second card slot 1312 (i.e., the width between the first card slot 1311 and the second card slot 1312) is greater than the distance between the bottom wall of the third card slot 1313 and the bottom wall of the fourth card slot 1314 (i.e., the width between the third card slot 1313 and the fourth card slot 1314).

[0034] It should be understood that the distance between the bottom surface of the lock cover 11 and the top surface of the lock disk base 10 is equal to the thickness of the hinge lock plate 13 .

[0035] In this embodiment, the first extension portion 114 and the second extension portion 115 that can be inserted between the first locking slot 1311 and the second locking slot 1312 are symmetrically disposed on both sides of the side wall of the locking cover 11 where the locking hole 113 is not disposed.

[0036] Preferably, the lock cover 11 , the first extension portion 114 and the second extension portion 115 are integrally formed.

[0037] In this embodiment, the distance between the end of the first extension portion 114 and the end of the second extension portion 115 is smaller than the distance between the bottom wall of the first slot 1311 and the bottom wall of the second slot 1312, so that when the end of the first extension portion 114 and the second extension portion 115 are rotated to between the first slot 1311 and the second slot 1312 (the first extension portion 114 is rotated to the first slot 1311 and the second extension portion 115 is rotated to the second slot 1312), the boss 101 and the lock cover 11 can be removed from between the first slot 1311 and the second slot 1312, and the lock can be unlocked.

[0038] Furthermore, the distance between the end of the first extension portion 114 and the end of the second extension portion 115 is greater than the distance between the bottom wall of the third slot 1313 and the bottom wall of the fourth slot 1314, so that when the end of the first extension portion 114 and the second extension portion 115 are rotated to between the third slot 1313 and the fourth slot 1314 (the first extension portion 114 is rotated to the third slot 1313 and the second extension portion 115 is rotated to the fourth slot 1314), the boss 101 and the lock cover 11 cannot be removed from between the third slot 1313 and the fourth slot 1314, and the first extension portion 114 and the second extension portion 115 are stuck on the top surface of the hinge lock plate 13.

[0039] Preferably, a first opening 1141 is provided on the bottom surface of the first extending portion 114 , and a second opening 1151 is provided on the bottom surface of the second extending portion 115 , so that the weight can be reduced.

[0040] Furthermore, a boss 100 is provided on the bottom surface of the lock disk base 10 for being located in the lock hole 131 of the hinge lock plate 13 , wherein the boss 101 is arranged on the boss 100 .

[0041] Preferably, the lock disk base 10, the boss 100 and the boss 101 are integrally formed.

[0042] Furthermore, the locking hole 131 and the boss 100 are both hexagonal in shape, wherein the depth of the locking hole 131 is equal to the thickness of the boss 100 , that is, the thickness of the boss 100 is equal to the thickness of the hinge lock plate 13 .

[0043] In this embodiment, the shape of the boss 100 is the same as that of the lock hole 131, wherein the first protrusion 1001 and the second protrusion 1002 are symmetrically arranged on both sides of the boss 100 and are located between the first slot 1311 and the second slot 1312, and the third protrusion 1003 and the fourth protrusion 1004 are symmetrically arranged on the other two sides of the boss 100 and are located between the third slot 1313 and the fourth slot 1314, and the distance between the end of the first protrusion 1001 and the end of the second protrusion 1002 is greater than the distance between the end of the third protrusion 1003 and the end of the fourth protrusion 1004.

[0044] Furthermore, the distance between the end of the first protrusion 1001 and the end of the second protrusion 1002 is smaller than the distance between the bottom wall of the first slot 1311 and the bottom wall of the second slot 1312, the distance between the end of the first protrusion 1001 and the end of the second protrusion 1002 is greater than the distance between the bottom wall of the third slot 1313 and the bottom wall of the fourth slot 1314, and the distance between the end of the third protrusion 1003 and the end of the fourth protrusion 1004 is smaller than the distance between the bottom wall of the third slot 1313 and the bottom wall of the fourth slot 1314.

[0045] It should be understood that the first extension portion 114 and the second extension portion 115 of the present embodiment are clamped in the lock hole 131 as a clamping portion, and the first extension portion 114 and the second extension portion 115 are symmetrically arranged on the appearance of the lock cover 11, with good symmetry and beautiful appearance, and the lock hole 131 is also symmetrically provided with the first card slot 1311 and the second card slot 1312 and the third card slot 1313 and the fourth card slot 1314, respectively, with good symmetry, beautiful appearance, and looks very comfortable, which can meet the needs of some users with high aesthetic requirements.

[0046] Specific working principle:

[0047] When locking is required, the lock cover 11 is rotated so that the first extension portion 114 corresponds to the first protrusion 1001 of the boss 100 and the second extension portion 115 corresponds to the second protrusion 1002, and the lock cover 11 is inserted between the first slot 1311 and the second slot 1312 so that the boss 100 is in the lock hole 131. At this time, the lock cover 11 is rotated so that the first extension portion 114 corresponds to the second protrusion 1002 of the boss 100 (that is, the first extension portion 114 The lock plate 13 is locked by rotating the lock plate 13 between the top surface of the lock plate base 10 and the first extension portion 114 and the second extension portion 115, thereby achieving locking.

[0048] When unlocking, when the password wheel 121 is rotated to the correct position (i.e., the password is entered), the locking rod retracts into the first slot 1012, and the locking rod is no longer stuck in the locking hole 113. The lock cover 11 is rotated so that the first extension portion 114 corresponds to the first protrusion 1001 of the boss 100 (i.e., the first extension portion 114 is rotated to the first slot 1311) and the second extension portion 115 corresponds to the second protrusion 1002 (i.e., the second extension portion 115 is rotated to the second slot 1312). At this time, the lock cover 11 can be taken out from between the first slot 1311 and the second slot 1312, and the lock cover 11 can be taken out from the hinge lock plate 13 to achieve unlocking.

[0049] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0050] Although 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. A hinge lock, comprising a lock disk base, a lock cover and a password wheel body, wherein the lock disk base is provided with a circular boss, the lock cover is rotatably arranged on the boss, the boss is provided with a receiving cavity, the side wall of the boss is provided with a first slot, the password wheel body is arranged in the receiving cavity, the password wheel body is provided with a lock rod which is retractably arranged and is located in the first slot and a rotatable password wheel, the lock cover is cylindrical, the bottom surface of the lock cover is provided with a receiving groove for accommodating the boss, the top surface of the lock cover is provided with a second slot for accommodating the password wheel, the side wall of the lock cover is provided with a clamping hole corresponding to the first slot and connected with the receiving groove, when the password wheel is rotated to the correct position to unlock the lock, the lock rod is retracted into the first slot, and when locked, the lock rod extends out of the first slot and is clamped in the clamping hole. Also includes: The hinge lock plate is rectangular in shape, wherein the hinge lock plate is provided with a lock hole for accommodating the boss, and the first and second card slots are symmetrically arranged on both sides of the lock hole, and the third and fourth card slots are symmetrically arranged on the other two sides of the lock hole; Among them, the distance between the bottom wall of the first card slot and the bottom wall of the second card slot is greater than the distance between the bottom wall of the third card slot and the bottom wall of the fourth card slot, and the first extension part and the second extension part which can be passed through the first card slot and the second card slot are symmetrically arranged on both sides of the side wall of the lock cover where the card hole is not provided.

2. The hinge lock according to claim 1, characterized in that: The distance between the end of the first extension portion and the end of the second extension portion is smaller than the distance between the bottom wall of the first card slot and the bottom wall of the second card slot, and the distance between the end of the first extension portion and the end of the second extension portion is greater than the distance between the bottom wall of the third card slot and the bottom wall of the fourth card slot.

3. The hinge lock according to claim 1, characterized in that: A first opening is provided on the bottom surface of the first extension portion, and a second opening is provided on the bottom surface of the second extension portion, wherein the lock cover, the first extension portion and the second extension portion are integrally formed.

4. The hinge lock according to claim 1, characterized in that: The receiving groove is cylindrical, wherein the aperture of the receiving groove is equal to the outer diameter of the convex column, and the depth of the receiving groove is smaller than the height of the convex column.

5. The hinge lock according to claim 1, characterized in that: The bottom surface of the lock plate base is provided with a boss for being located in the lock hole of the hinge lock plate, wherein the boss is arranged on the boss.

6. The hinge lock according to claim 5, characterized in that: The lock disk base, the boss and the boss are integrally formed.

7. The hinge lock according to claim 5, characterized in that: The locking hole and the boss are both hexagonal in shape, wherein the depth of the locking hole is equal to the thickness of the boss.

8. The hinge lock according to claim 7, characterized in that: The shape of the boss is the same as that of the lock hole, wherein the first protrusion and the second protrusion are symmetrically arranged on both sides of the boss and are located between the first card slot and the second card slot, and the third protrusion and the fourth protrusion are symmetrically arranged on the other two sides of the boss and are located between the third card slot and the fourth card slot, and the distance between the end of the first protrusion and the end of the second protrusion is greater than the distance between the end of the third protrusion and the end of the fourth protrusion.

9. The hinge lock according to claim 8, characterized in that: The distance between the end of the first protrusion and the end of the second protrusion is smaller than the distance between the bottom wall of the first card slot and the bottom wall of the second card slot, the distance between the end of the first protrusion and the end of the second protrusion is larger than the distance between the bottom wall of the third card slot and the bottom wall of the fourth card slot, and the distance between the end of the third protrusion and the end of the fourth protrusion is smaller than the distance between the bottom wall of the third card slot and the bottom wall of the fourth card slot.

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