Intelligent cabinet lock capable of preventing damage and reducing false door closing feedback signals

Abstract

The utility model relates to the field of locks, and provides an intelligent cabinet lock capable of preventing damage and reducing false door closing feedback signals, the intelligent cabinet lock comprises a lock cover, and an electromagnet assembly, a stop assembly, a clamping hook assembly, a door pushing assembly and a microswitch which are arranged in the lock cover, and the microswitch comprises a first switch and a second switch; the electromagnet assembly comprises an electromagnet body; a first installation protruding block is arranged above an electromagnet body, a second installation protruding block is arranged below the electromagnet body, an installation protruding edge structure is arranged on a lock cover, a first installation groove is formed in the installation protruding edge structure, and the first installation protruding block is installed in the first installation groove. A second installation groove is formed in the lock cover, and the second installation protruding block is installed in the second installation groove. According to the anti-damage intelligent cabinet lock capable of reducing the false door closing feedback signal, firstly, the structural strength of the lock cover is improved, and the lock cover is prevented from being damaged; 2, the electromagnet does not need an independent shell, so that the cost is reduced; and thirdly, the feedback of false door closing information is reduced.

Description

Technical Field

[0001] The utility model relates to the field of locks, and in particular to an intelligent cabinet lock which is anti-destructive and reduces false door closing feedback signals. Background Art

[0002] At present, unattended lockers are becoming more and more common in people's daily lives, such as lockers used in express delivery cabinets or supermarkets, as well as mailboxes, vending machines, etc. Such lockers often use electromagnetic lock devices, which are small in size and easy to use.

[0003] Patent application number CN202120109795.5 in the prior art discloses an intelligent cabinet lock that is anti-destructive and prevents false door closing feedback signals. The lock comprises a lock cover and an electromagnet assembly, a stop assembly, a hook assembly, and a microswitch disposed inside the lock cover. The electromagnet assembly is slidably connected to one end of the stop assembly, and the other end of the stop assembly slides relative to or abuts against the hook assembly. The hook assembly can be connected to or separated from the lock hook. The microswitch comprises a first switch and a second switch, the first and second switches being connected by a wire. Although this patent can prevent the feedback of false door closing information, the lock cover has poor structural strength and is easily damaged. In addition, the electromagnet requires a separate housing, which is costly.

[0004] In view of this, the present utility model is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide an intelligent cabinet lock that is anti-destructive and reduces false door closing feedback signals, so as to solve the problem that the lock cover in the prior art has poor structural strength and is easily damaged; in addition, the electromagnet needs to be provided with a separate housing, which is costly.

[0006] In order to achieve the above-mentioned purpose, the technical solution of the utility model is achieved as follows:

[0007] A smart cabinet lock that is anti-destructive and reduces false door closing feedback signals, the smart cabinet lock comprising a lock cover and an electromagnet assembly, a stop assembly, a hook assembly, a door pushing assembly and a micro switch arranged inside the lock cover, the electromagnet assembly being slidably connected to one end of the stop assembly, the other end of the stop assembly sliding relative to or abutting against the hook assembly, the hook assembly being capable of hooking or separating with the lock hook, the micro switch comprising a first switch and a second switch, the first switch abutting or separating against the stop assembly, and the second switch abutting or separating against the door pushing assembly; the electromagnet assembly comprising an electromagnet body, a sliding rod and a spring; a first mounting protrusion is arranged above the electromagnet body, a second mounting protrusion is arranged below the electromagnet body, a mounting flange structure is arranged on the lock cover, a first mounting groove is arranged on the mounting flange structure, the first mounting protrusion is mounted in the first mounting groove; a second mounting groove is arranged on the lock cover, and the second mounting protrusion is mounted in the second mounting groove.

[0008] The anti-destruction and false door closing feedback signal reducing intelligent cabinet lock of the utility model firstly improves the structural strength of the lock cover to prevent damage; secondly, the electromagnet does not need a separate housing, which reduces the cost; and thirdly reduces the feedback of false door closing information.

[0009] Furthermore, the mounting flange structure includes a first mounting flange and a second mounting flange that are arranged opposite to each other, and the locking cover includes a front cover and a rear cover that are arranged opposite to each other, the first mounting flange is arranged on the rear cover, and the second mounting flange is arranged on the front cover.

[0010] Furthermore, the first mounting groove includes a first groove and a second groove that are arranged opposite to each other, the first groove is arranged on the first mounting convex edge; the second groove is arranged on the second mounting convex edge.

[0011] Furthermore, the second mounting slot includes a third slot and a fourth slot that are arranged opposite to each other, the third slot is arranged on the rear cover, and the fourth slot is arranged on the front cover.

[0012] Furthermore, the length of the locking cover is L1, the width of the locking cover is L2, and L1 / L2=1.2-1.4.

[0013] Furthermore, a mounting notch structure is provided on the lock cover. When in the locked state, the lock hook is installed in the mounting notch structure. The length of the mounting notch structure is L3, the length of the lock hook is L4, and L3 / L4=0.9~1.

[0014] Furthermore, the mounting notch structure includes a first mounting notch and a second mounting notch that are arranged opposite to each other, the first mounting notch is arranged on the rear cover, and the second mounting notch is arranged on the front cover.

[0015] Furthermore, an emergency notch is provided on the lock cover.

[0016] Furthermore, the emergency notch includes a first emergency notch and a second emergency notch that are arranged opposite to each other, the first emergency notch is arranged on the rear cover, and the second emergency notch is arranged on the front cover.

[0017] Furthermore, the first switch and the second switch are connected via a wire.

[0018] The present invention proposes a smart cabinet lock that is resistant to vandalism and reduces false door closing feedback signals. Compared with the prior art, the smart cabinet lock that is resistant to vandalism and reduces false door closing feedback signals described in the present invention has the following beneficial effects:

[0019] 1) The utility model discloses an intelligent cabinet lock that is anti-destructive and reduces false door closing feedback signals. A mounting flange structure is provided on the lock cover, a first mounting groove is provided on the mounting flange structure, and a first mounting protrusion is installed in the first mounting groove; a second mounting groove is provided on the lock cover, and the second mounting protrusion is installed in the second mounting groove. On the one hand, the structural strength of the lock cover is improved; on the other hand, the electromagnet uses the lock cover as an installation housing, and there is no need to provide a separate housing, thereby reducing production costs.

[0020] 2) The utility model discloses an intelligent cabinet lock that is anti-destructive and reduces false door closing feedback signals. The micro switch includes a first switch and a second switch. The first switch is against or separated from the stop assembly, and the second switch is against or separated from the door push assembly. This can prevent the feedback of false door closing information and greatly reduce the feedback mechanism of false door closing signals. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the internal structure of a smart cabinet lock in the prior art;

[0022] Figure 2 This is a schematic diagram of the internal structure of a smart cabinet lock that is anti-destructive and reduces false door closing feedback signals according to an embodiment of the present utility model;

[0023] Figure 3 This is a schematic diagram of the three-dimensional structure of an intelligent cabinet lock that is anti-destructive and reduces false door closing feedback signals according to an embodiment of the present utility model;

[0024] Figure 4 This is a schematic diagram of the exploded structure of an intelligent cabinet lock that is anti-vandalism and reduces false door closing feedback signals according to an embodiment of the present utility model;

[0025] Figure 5 This is a schematic diagram of the three-dimensional structure of the front cover of a smart cabinet lock that is anti-destructive and reduces false door closing feedback signals according to an embodiment of the present utility model;

[0026] Figure 6 This is a front view structural diagram of an intelligent cabinet lock that is anti-vandalism and reduces false door closing feedback signals according to an embodiment of the present utility model;

[0027] Figure 7 This is a second schematic diagram of the internal structure of a smart cabinet lock that is anti-destructive and reduces false door closing feedback signals according to an embodiment of the present utility model;

[0028] Figure 8 This is the third schematic diagram of the internal structure of an intelligent cabinet lock that is anti-destructive and reduces false door closing feedback signals according to an embodiment of the present utility model.

[0029] Description of reference numerals:

[0030] 1. Lock cover; 11. Back cover; 111. Third slot; 112. First emergency notch; 12. Front cover; 121. Fourth slot; 122. Second emergency notch; 13. Second mounting slot; 14. Mounting notch structure; 141. First mounting notch; 142. Second mounting notch; 2. Mounting flange structure; 21. First mounting flange; 211. First slot; 22. Second mounting flange; 221. Second slot; 23. First mounting flange Slot; 30, hook assembly; 3, hook block; 3a, compression spring; 40, stop assembly; 4, stop block; 50, door push assembly; 5, push rod; 5a, push spring; 6, electromagnet assembly; 6a, sliding rod; 6b, spring; 6c, electromagnet body; 61, first mounting protrusion; 62, second mounting protrusion; 7, lock hook; 7a, cabinet door; 8, connecting rod; 10, micro switch; 101, first switch; 102, second switch. DETAILED DESCRIPTION

[0031] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other. The descriptions of "first", "second", etc. mentioned in the embodiments of the present invention are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0032] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0033] Example 1

[0034] like Figure 1As shown, the lock cover 1 in the prior art has poor structural strength and is easily damaged; in addition, the electromagnet 6c needs to be provided with a separate housing, which is costly.

[0035] To this end, this embodiment proposes a smart cabinet lock that is anti-destructive and reduces false door closing feedback signals, such as Figures 2 to 7 As shown, the smart cabinet lock includes a lock cover 1 and an electromagnet assembly 6, a stop assembly 40, a hook assembly 30, a door push assembly 50 and a micro switch 10 arranged inside the lock cover 1. The electromagnet assembly 6 is slidably connected to one end of the stop assembly 40, and the other end of the stop assembly 40 slides relative to or against the hook assembly 30. The hook assembly 30 can be connected or separated from the lock hook 7. The micro switch 10 includes a first switch 101 and a second switch 102. The first switch 101 is against or separated from the stop assembly 40, and the second switch 102 is The push door assembly 50 is against or separated; the electromagnet assembly 6 includes an electromagnet body 6c, a sliding rod 6a and a spring 6b; a first mounting protrusion 61 is provided above the electromagnet body 6c, and a second mounting protrusion 62 is provided below the electromagnet body 6c; a mounting flange structure 2 is provided on the lock cover 1, and a first mounting groove 23 is provided on the mounting flange structure 2, and the first mounting protrusion 61 is installed in the first mounting groove 23; a second mounting groove 13 is provided on the lock cover 1, and the second mounting protrusion 62 is installed in the second mounting groove 13.

[0036] The utility model discloses an intelligent cabinet lock that is anti-destructive and reduces false door closing feedback signals. On the one hand, the structural strength of the lock cover 1 is improved; on the other hand, the electromagnet 6c uses the lock cover 1 as an installation shell, and no separate shell is required, thereby reducing production costs; the micro switch 10 includes a first switch 101 and a second switch 102, the first switch 101 is against or separated from the stop assembly 40, and the second switch 102 is against or separated from the door push assembly 50, which can prevent the feedback of false door closing information and greatly reduce the feedback mechanism of false door closing signals.

[0037] More specifically, a mounting cavity is provided on the electromagnet body 6c, the sliding rod 6a is installed in the mounting cavity, and the spring 6b is sleeved on the outside of the sliding rod 6a.

[0038] Specifically, the mounting flange structure 2 includes a first mounting flange 21 and a second mounting flange 22 arranged opposite to each other, and the lock cover 1 includes a front cover 12 and a rear cover 11 arranged opposite to each other, the first mounting flange 21 is arranged on the rear cover 11, and the second mounting flange 22 is arranged on the front cover 12.

[0039] Specifically, the first mounting groove 23 includes a first groove 211 and a second groove 221 that are oppositely arranged. The first groove 211 is arranged on the first mounting protrusion 21 , and the second groove 221 is arranged on the second mounting protrusion 22 .

[0040] Specifically, the second mounting slot 13 includes a third slot 111 and a fourth slot 121 that are oppositely disposed. The third slot 111 is disposed on the rear cover 11 , and the fourth slot 121 is disposed on the front cover 12 .

[0041] Specifically, the length of the locking cover 1 is L1, the width of the locking cover 1 is L2, and L1 / L2=1.2-1.4.

[0042] This arrangement further improves the structural strength of the lock cover 1 and also conforms to the aesthetic design.

[0043] Specifically, a mounting notch structure 14 is provided on the lock cover 1. When the lock is in the locked state, the lock hook 7 is installed in the mounting notch structure 14. The length of the mounting notch structure 14 is L3, and the length of the lock hook 7 is L4. L3 / L4=0.9~1.

[0044] This arrangement facilitates the lock hook 7 to advance a greater distance, thereby increasing the reliability and durability of the intelligent cabinet lock.

[0045] More specifically, Figure 4 As shown, the mounting notch structure 14 includes a first mounting notch 141 and a second mounting notch 142 that are oppositely arranged. The first mounting notch 141 is arranged on the rear cover 11 , and the second mounting notch 142 is arranged on the front cover 12 .

[0046] Specifically, such as Figure 6 As shown, an emergency notch is provided on the lock cover 1. The provision of the emergency notch can expose the connecting rod 8 of the stop assembly 40, which can ensure that the lock can be unlocked in an emergency.

[0047] More specifically, the mounting flange structure 2 is arranged below the emergency notch. This arrangement enables the mounting flange structure 2 to protect the internal structure of the smart cabinet lock.

[0048] More specifically, Figure 4 and Figure 5 As shown, the emergency notch includes a first emergency notch 112 and a second emergency notch 122 that are oppositely arranged. The first emergency notch 112 is arranged on the rear cover 11 , and the second emergency notch 122 is arranged on the front cover 12 .

[0049] More specifically, Figure 4As shown, the push-door assembly 50 includes a push rod 5 and a push spring 5a. The push spring 5a is sleeved on the outside of the push rod 5. One end of the push rod 5 abuts against or separates from the second switch 102, and the other end of the push rod 5 abuts against or separates from the cabinet door 7a. The arrangement of the push-door assembly 50 increases the elastic force on the cabinet door 7a when opening the door, preventing the door from being unable to open due to a problem with the door rotating smoothly.

[0050] More specifically, Figure 4 As shown, the stop assembly 40 includes a stop block 4 and a connecting rod 8 . The connecting rod 8 is fixedly connected to the stop block 4 . The stop block 4 is in contact with or separated from the first switch 101 .

[0051] More specifically, the stop block 4 is slidably connected to the electromagnet assembly 6 via a connecting rod 8 .

[0052] More specifically, Figure 4 As shown, the hook assembly 30 includes a hook block 3 and a compression spring 3a.

[0053] More specifically, the front cover 12 and the rear cover 11 are formed by SPCC-SD stamping to ensure the strength of the lock cover 1 and effectively protect the internal structure and stability of the electromagnetic lock.

[0054] like Figure 2 As shown, the cabinet door 7a is in a locked state, the electromagnet assembly 6 is in a power-off state and is in its original position; the connecting rod 8 of the stop assembly 40 is passed through the sliding rod 6a of the electromagnet assembly 6, the stop block 4 is abutted against the side wall of the back cover 11, and the stop block 4 is restricted. At this time, the stop block 4 is separated from the first switch 101; the hook assembly 30 is in a locked state, the compression spring 3a is compressed by the hook block 3, the hook block 3 is abutted against the stop block 4, the hook block 3 is hooked with the lock hook 7, and the push rod 5 is abutted against the second switch 102.

[0055] When unlocking, if Figure 7 As shown, the electromagnet assembly 6 is energized and moves downward, the sliding rod 6a pulls the connecting rod 8 to rotate downward, the connecting rod 8 drives the stop block 4 to rotate clockwise, the stop assembly 40 unlocks the hook assembly 30, and the hook block 3 rotates clockwise under the action of the compression spring 3a, the stop block 4 and the hook block 3 slide relative to each other, the compression spring 3a also rotates clockwise with the hook block 3, generating an outward thrust on the lock hook 7, causing the lock hook 7 to disengage from the hook block 3, and the push rod 5 moves to the left under the elastic force of the push spring 5a, popping open the cabinet door 7a, and at the same time, the stop block 4 is against the first switch 101, the first switch 101 transmits an unlocking signal, the push rod 5 is separated from the second switch 102, and the second switch 102 transmits an unlocking signal.

[0056] Close the cabinet door 7a again, and the lock hook 7 is pushed into the hook block 3. Under the thrust of the lock hook 7, the hook block 3 rotates counterclockwise, and the hook block 3 and the stop block 4 slide relative to each other, and the stop block 4 also slides relative to each other counterclockwise. The compression spring 3a is compressed by the hook block 3, and at the same time, the spring 6b of the electromagnet assembly 6 rebounds, and the sliding rod 6a causes the connecting rod 8 to move upward. The stop assembly 40 rotates counterclockwise, and stops when the hook block 3 and the stop block 4 are against each other. The side of the stop block 4 abuts against the side wall of the back cover 11, and the cabinet door 7a is closed. The push rod 5 moves to the right, the push spring 5a is compressed, and the push rod 5 abuts against the second switch 102. The second switch 102 transmits a locking signal. At the same time, the stop block 4 is separated from the first switch 101, and the first switch 101 transmits a locking signal.

[0057] In emergency state, when unlocking, the electromagnet assembly 6 does not move, such as Figure 6 As shown, the connecting rod 8 is manually pulled downward from the first emergency notch 112 and the second emergency notch 122, and the connecting rod 8 drives the stop block 4 to rotate clockwise, and the stop assembly 40 unlocks the hook assembly 30. The hook block 3 rotates clockwise under the action of the compression spring 3a, and the stop block 4 slides relative to the hook block 3. The compression spring 3a also rotates clockwise with the hook block 3, generating an outward thrust on the lock hook 7, so that the lock hook 7 disengages from the hook block 3, and the push rod 5 moves to the left under the elastic force of the push spring 5a, and the cabinet door 7a pops open. At the same time, the stop block 4 is against the first switch 101, and the first switch 101 transmits an unlocking signal. The push rod 5 is separated from the second switch 102, and the second switch 102 transmits an unlocking signal. The unlocking signal is accurately recorded in the corresponding system.

[0058] Example 2

[0059] In this embodiment, different from the embodiment 1, Figure 8 As shown, the first switch 101 and the second switch 102 are connected via a wire.

[0060] The first switch 101 and the second switch 102 are connected by a wire so that the two switches are linked together, which can prevent the feedback of false door closing information and greatly reduce the feedback mechanism of false door closing signals.

[0061] Although the present invention is disclosed as above, it is not limited thereto. Any person skilled in the art may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be subject to the scope defined by the claims.

Claims

1. A smart cabinet lock that is anti-vandalism and reduces false door closing feedback signals, characterized in that: The intelligent cabinet lock comprises a lock cover (1) and an electromagnet assembly (6), a stop assembly (40), a hook assembly (30), a door push assembly (50) and a micro switch (10) arranged inside the lock cover (1); the electromagnet assembly (6) is slidably connected to one end of the stop assembly (40); the other end of the stop assembly (40) slides relative to or abuts against the hook assembly (30); the hook assembly (30) can be connected to or separated from the lock hook (7); the micro switch (10) comprises a first switch (101) and a second switch (102); the first switch (101) abuts or separates from the stop assembly (40); the second switch (102) abuts or separates from the The push door assembly (50) is opposed or separated; the electromagnet assembly (6) includes an electromagnet body (6c), a sliding rod (6a) and a spring (6b); a first mounting protrusion (61) is provided above the electromagnet body (6c), a second mounting protrusion (62) is provided below the electromagnet body (6c), a mounting flange structure (2) is provided on the lock cover (1), a first mounting groove (23) is provided on the mounting flange structure (2), and the first mounting protrusion (61) is installed in the first mounting groove (23); a second mounting groove (13) is provided on the lock cover (1), and the second mounting protrusion (62) is installed in the second mounting groove (13).

2. The anti-vandalism and false door closing feedback signal reducing intelligent cabinet lock according to claim 1, characterized in that: The mounting flange structure (2) comprises a first mounting flange (21) and a second mounting flange (22) which are arranged opposite to each other; the locking cover (1) comprises a front cover (12) and a rear cover (11) which are arranged opposite to each other; the first mounting flange (21) is arranged on the rear cover (11); and the second mounting flange (22) is arranged on the front cover (12).

3. The anti-vandalism and false door closing feedback signal reducing intelligent cabinet lock according to claim 2, characterized in that: The first mounting groove (23) comprises a first groove (211) and a second groove (221) that are arranged opposite to each other, wherein the first groove (211) is arranged on the first mounting convex edge (21); and the second groove (221) is arranged on the second mounting convex edge (22).

4. The anti-vandalism and false door closing feedback signal reducing intelligent cabinet lock according to claim 3, characterized in that: The second mounting groove (13) comprises a third groove (111) and a fourth groove (121) which are arranged opposite to each other, the third groove (111) being arranged on the rear cover (11), and the fourth groove (121) being arranged on the front cover (12).

5. The anti-vandalism and false door closing feedback signal reducing intelligent cabinet lock according to claim 1, characterized in that: The length of the locking cover (1) is L1, the width of the locking cover (1) is L2, and L1 / L2=1.2-1.

4.

6. The anti-vandalism and false door closing feedback signal reducing intelligent cabinet lock according to claim 4, characterized in that: A mounting notch structure (14) is provided on the lock cover (1). When in a locked state, the lock hook (7) is installed in the mounting notch structure (14). The length of the mounting notch structure (14) is L(3), and the length of the lock hook (7) is L4, where L3 / L4=0.9-1.

7. The anti-vandalism and false door closing feedback signal reducing intelligent cabinet lock according to claim 6, characterized in that: The mounting notch structure (14) comprises a first mounting notch (141) and a second mounting notch (142) that are arranged opposite to each other, wherein the first mounting notch (141) is arranged on the rear cover (11), and the second mounting notch (142) is arranged on the front cover (12).

8. The anti-vandalism and false door closing feedback signal reducing intelligent cabinet lock according to claim 4, characterized in that: An emergency notch is provided on the locking cover (1).

9. The anti-vandalism and false door closing feedback signal reducing intelligent cabinet lock according to claim 8, characterized in that: The emergency notch comprises a first emergency notch (112) and a second emergency notch (122) which are arranged opposite to each other. The first emergency notch (112) is arranged on the rear cover (11), and the second emergency notch (122) is arranged on the front cover (12).

10. The anti-vandalism and false door closing feedback signal reducing intelligent cabinet lock according to claim 1, characterized in that: The first switch (101) and the second switch (102) are connected via a wire.

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