90-degree rotation unlocking type electronic lock

Abstract

The utility model relates to a new energy automobile electronic lock, and provides a 90-degree rotation unlocking type electronic lock which comprises an electronic lock shell, a two-stage variable speed motor assembly, a push rod structure and a 90-degree rotation unlocking mechanism, the two-stage variable speed motor assembly, the push rod structure and the 90-degree rotation unlocking mechanism are assembled on the electronic lock shell, and the two-stage variable speed motor assembly is connected with the push rod structure and the 90-degree rotation unlocking mechanism. And the 90-degree rotation unlocking mechanism rotates by 90 degrees under the action of external unlocking tension and performs torque transmission to drive the two-stage variable speed motor assembly to rotate so as to drive the push rod structure to retract and unlock, so that the thrust of the electronic lock is improved, the unlocking force is reduced, the unlocking loss is reduced, and the product performance and quality are improved.

Description

Technical Field

[0001] The various embodiments of the present utility model relate to an electronic lock for new energy vehicles, and in particular to a 90-degree rotation unlocking electronic lock. Background Art

[0002] Currently, China has made significant progress in key technologies for new energy vehicles, including batteries, motors, electronic control, and system integration. In this area, safety locks used on charging piles or vehicle-side charging stations serve as electronic control devices that can ensure charging safety. However, existing safety locks used on charging piles or vehicle-side charging stations are mostly electromagnetic, which suffers from insufficient electromagnetic thrust and unstable product performance and quality. Furthermore, they lack a manual unlocking mechanism, requiring a high unlocking force and resulting in significant unlocking losses.

[0003] In summary, the safety lock technology on existing charging piles or vehicle-side charging stations has technical problems such as insufficient thrust, unstable product performance and quality, large unlocking force required, and large unlocking loss. Utility Model Content

[0004] In view of the shortcomings of the above-mentioned existing technologies, the present invention provides a 90-degree rotation unlocking electronic lock to increase the thrust of the electronic lock, reduce the unlocking force, reduce the unlocking loss, and improve product performance and quality.

[0005] The 90-degree rotation unlocking electronic lock provided by the utility model includes: an electronic lock housing and a two-stage speed-changing motor assembly, a push rod structure and a 90-degree rotation unlocking mechanism assembled on the electronic lock housing; the two-stage speed-changing motor assembly is connected to the push rod structure and the 90-degree rotation unlocking mechanism, and the 90-degree rotation unlocking mechanism rotates 90 degrees under the action of an external unlocking pulling force and performs torque transmission, driving the two-stage speed-changing motor assembly to rotate, thereby driving the push rod structure to retract and unlock.

[0006] Furthermore, the two-stage speed-changing motor assembly includes a motor driven wheel assembly and a gear worm rotating assembly, the motor driven wheel assembly is rotationally connected to the gear worm rotating assembly, and the gear worm rotating assembly is connected to the push rod structure and the 90-degree rotation unlocking mechanism.

[0007] Furthermore, the 90-degree rotation unlocking electronic lock also includes a wire pulling mechanism for providing the external unlocking pulling force; the wire pulling mechanism is fixed to one end of the electronic lock housing in a split manner and is connected to the 90-degree rotation unlocking mechanism.

[0008] Furthermore, the 90-degree rotation unlocking mechanism includes an unlocking transmission gear mechanism, an unlocking force conversion mechanism and an unlocking outer disk; the unlocking transmission gear mechanism is connected to the unlocking force conversion mechanism and the gear and worm rotating assembly, and the unlocking outer disk is connected to the unlocking force conversion mechanism and is located outside the electronic lock housing; the unlocking outer disk drives the unlocking force conversion mechanism to rotate 90 degrees under the action of the unlocking pulling force, and then drives the unlocking transmission gear mechanism and the gear and worm rotating assembly to rotate, so as to drive the push rod structure to retract and unlock.

[0009] Furthermore, the unlocking force conversion mechanism includes a 90-degree matching bevel gear and a bevel gear connecting shaft; the bevel gear connecting shaft passes through the 90-degree matching bevel gear and is fixed to the 90-degree matching bevel gear; one end of the bevel gear connecting shaft is buckled with the unlocking outer disk, and the 90-degree matching bevel gear is rotationally connected to the unlocking transmission gear mechanism.

[0010] Furthermore, the unlocking transmission gear mechanism includes a spur gear and a bevel gear; one side of the spur gear is fixed to one side of the bevel gear, and the other side of the spur gear is rotationally connected to the gear worm rotating assembly; the other side of the bevel gear is rotationally connected to the unlocking force conversion mechanism.

[0011] Furthermore, the motor driven wheel assembly includes a motor and a primary driven gear; the motor is connected to one side of the primary driven gear, and the other side of the primary driven gear is rotationally connected to the gear worm rotating assembly.

[0012] Furthermore, the gear and worm rotating assembly includes a secondary driven gear assembly, a worm rotating assembly and a worm; the worm rotating assembly is fixed to one end of the worm, and the other end of the worm is connected to the push rod structure; one side of the secondary driven gear assembly is rotationally connected to the worm rotating assembly, and the other side of the secondary driven gear assembly is rotationally connected to the primary driven gear.

[0013] Furthermore, the secondary driven gear assembly includes a secondary large gear, a secondary small gear and a secondary gear connecting shaft; the secondary large gear is located on the outside of the secondary small gear, and the secondary gear connecting shaft passes through the axis of the secondary small gear; the secondary large gear is rotationally connected to the primary driven gear, and the secondary small gear is rotationally connected to the worm rotating assembly.

[0014] Furthermore, the worm gear rotation assembly includes a worm gear and a worm gear; the worm gear is located outside the worm gear, and the worm passes through the axis of the worm gear; the worm gear is rotationally connected to the secondary gear, and the worm gear is rotationally connected to the 90-degree rotation unlocking mechanism.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] The 90-degree rotation unlocking electronic lock provided by the utility model includes: an electronic lock housing and a two-stage speed-changing motor assembly, a push rod structure and a 90-degree rotation unlocking mechanism assembled on the electronic lock housing. The two-stage speed-changing motor assembly is connected to the push rod structure and the 90-degree rotation unlocking mechanism. The 90-degree rotation unlocking mechanism rotates 90 degrees under the action of an external unlocking pulling force and performs torque transmission, driving the two-stage speed-changing motor assembly to rotate, so as to drive the push rod structure to retract and unlock, thereby increasing the thrust of the electronic lock, reducing the unlocking force, reducing the unlocking loss, and improving product performance and quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. Some specific embodiments of the present invention will be described in detail in an illustrative and non-restrictive manner with reference to the drawings. The same reference numerals in the drawings indicate the same or similar components or parts. It should be understood by those skilled in the art that these drawings are not necessarily drawn to scale. In the drawings:

[0018] Figure 1 This is a schematic diagram of the exploded structure of a 90-degree rotation unlocking electronic lock according to an embodiment of the present invention;

[0019] Figure 2 This is another exploded structural diagram of the 90-degree rotation unlocking electronic lock according to an embodiment of the present invention;

[0020] Figure 3 This is another exploded structural diagram of the 90-degree rotation unlocking electronic lock according to an embodiment of the present invention;

[0021] Figure 4 This is another exploded structural diagram of the 90-degree rotation unlocking electronic lock according to an embodiment of the present invention;

[0022] Figure 5 This is a structural diagram of a two-stage driven gear assembly according to an embodiment of the present utility model;

[0023] Figure 6 This is a structural diagram of a worm rotating assembly connected to a worm in an embodiment of the present utility model;

[0024] Figure 7 This is another exploded structural diagram of the 90-degree rotation unlocking electronic lock according to an embodiment of the present invention;

[0025] Figure 8This is another exploded structural diagram of the 90-degree rotation unlocking electronic lock according to an embodiment of the present invention;

[0026] Figure 9 This is a schematic diagram of the assembly structure of a 90-degree rotation unlocking electronic lock according to an embodiment of the present utility model.

[0027] Description of reference numerals:

[0028] 1. Electronic lock housing;

[0029] 2. Two-stage variable-speed motor assembly; 20. Motor driven wheel assembly; 200. Motor; 201. Primary driven gear; 21. Gear worm rotating assembly; 210. Secondary driven gear assembly; 2100. Secondary large gear; 2101. Secondary small gear; 2102. Secondary gear connecting shaft; 211. Worm rotating assembly; 2110. Worm large gear; 2111. Worm small gear; 212. Worm;

[0030] 3. Push rod structure;

[0031] 4. 90-degree rotation unlocking mechanism; 40. Unlocking transmission gear mechanism; 400. Spur gear; 401. Bevel gear; 41. Unlocking force conversion mechanism; 410. 90-degree matching bevel gear; 411. Bevel gear connecting shaft; 42. Unlocking outer plate;

[0032] 5. Wire pulling mechanism. DETAILED DESCRIPTION

[0033] In order to help those skilled in the art better understand the present invention, the following will provide a clear and complete description of the technical solutions in the embodiments of the present invention, in conjunction with the accompanying drawings. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work should fall within the scope of protection of the present invention.

[0034] See also Figures 1-9 The 90-degree rotation unlocking electronic lock provided by an embodiment of the present invention includes: an electronic lock housing 1 and a two-stage variable speed motor assembly 2, a push rod structure 3 and a 90-degree rotation unlocking mechanism 4 assembled on the electronic lock housing 1; the two-stage variable speed motor assembly 2 is connected to the push rod structure 3 and the 90-degree rotation unlocking mechanism 4, and the 90-degree rotation unlocking mechanism 4 rotates 90 degrees under the action of an external unlocking pull and performs torque transmission, driving the two-stage variable speed motor assembly 2 to rotate, so as to drive the push rod structure 3 to retract and unlock.

[0035] It should be noted that in this embodiment, the two-stage variable-speed motor assembly 2 connects the push rod structure 3 and the 90-degree rotation unlocking mechanism 4. The 90-degree rotation unlocking mechanism 4 rotates 90 degrees under the action of an external unlocking pull and performs torque transmission, driving the two-stage variable-speed motor assembly 2 to rotate, thereby driving the push rod structure 3 to retract and unlock. Compared with the electromagnetic transmission in the prior art, it can provide greater thrust, effectively solving the problem of insufficient electromagnetic thrust, and improving product performance and quality. In addition, the 90-degree rotation unlocking mechanism 4 rotates 90 degrees under the action of an external unlocking pull and performs torque transmission, driving the two-stage variable-speed motor assembly 2 to rotate, thereby driving the push rod structure 3 to retract and unlock, which can reduce the unlocking force, reduce unlocking loss, and achieve easy unlocking.

[0036] In some preferred embodiments, the two-stage speed-changing motor assembly 2 includes a motor driven wheel assembly 20 and a gear worm rotating assembly 21. The motor driven wheel assembly 20 is rotationally connected to the gear worm rotating assembly 21, and the gear worm rotating assembly 21 connects the push rod structure 3 and the 90-degree rotation unlocking mechanism 4. The motor driven wheel assembly 20 includes a motor 200 and a primary driven gear 201; the motor 200 is connected to one side of the primary driven gear 201, and the other side of the primary driven gear 201 is rotationally connected to the gear worm rotating assembly 21. The gear worm rotating assembly 21 includes a secondary driven gear assembly 210, a worm rotating assembly 211, and a worm 212; the worm rotating assembly 211 is fixed to one end of the worm 212, and the other end of the worm 212 is connected to the push rod structure 3; one side of the secondary driven gear assembly 210 is rotationally connected to the worm rotating assembly 211, and the other side of the secondary driven gear assembly 210 is rotationally connected to the primary driven gear 201. The secondary driven gear assembly 210 includes a secondary large gear 2100, a secondary small gear 2101, and a secondary gear connecting shaft 2102. The secondary large gear 2100 is located outside the secondary small gear 2101, and the secondary gear connecting shaft 2102 passes through the axis of the secondary small gear 2101. The secondary large gear 2100 is rotationally connected to the primary driven gear 201, and the secondary small gear 2101 is rotationally connected to the worm rotating assembly 211. The worm rotating assembly 211 includes a worm large gear 2110 and a worm small gear 2111. The worm large gear 2110 is located outside the worm small gear 2111, and the worm 212 passes through the axis of the worm small gear 2111. The worm large gear 2110 is rotationally connected to the secondary small gear 2101, and the worm small gear 2111 is rotationally connected to the 90-degree rotation unlocking mechanism 4.

[0037] It should be noted that the motor driven wheel assembly 20 is rotationally connected to the gear worm rotating assembly 21, and the gear worm rotating assembly 21 is connected to the push rod structure 3 and the 90-degree rotation unlocking mechanism 4, which can achieve two-stage speed change and provide greater thrust.

[0038] In some preferred embodiments, the 90-degree rotation unlocking electronic lock further includes a wire pulling mechanism 5 for providing the external unlocking force; the wire pulling mechanism 5 is fixed to one end of the electronic lock housing 1 in a split manner and is connected to the 90-degree rotation unlocking mechanism 4.

[0039] It should be noted that the wire pulling mechanism 5 is fixed to one end of the electronic lock housing 1 in a split manner and connected to the 90-degree rotation unlocking mechanism 4, which not only provides external unlocking tension but also facilitates assembly, thereby improving assembly efficiency and reducing costs.

[0040] In some preferred embodiments, the 90-degree rotation unlocking mechanism 4 includes an unlocking transmission gear mechanism 40, an unlocking force conversion mechanism 41 and an unlocking outer disk 42; the unlocking transmission gear mechanism 40 is connected to the unlocking force conversion mechanism 41 and the gear and worm rotating assembly 21, and the unlocking outer disk 42 is connected to the unlocking force conversion mechanism 41 and is located on the outside of the electronic lock housing 1; the unlocking outer disk 42 drives the unlocking force conversion mechanism 41 to rotate 90 degrees under the action of the unlocking pulling force, and then drives the unlocking transmission gear mechanism 40 and the gear and worm rotating assembly 21 to rotate, so as to drive the push rod structure 3 to retract and unlock.

[0041] It should be noted that, in this embodiment, the unlocking outer disk 42 is connected to the unlocking force conversion mechanism 41 and is located on the outside of the electronic lock housing 1. The unlocking outer disk 42 drives the unlocking force conversion mechanism 41 to rotate 90 degrees under the action of the unlocking pulling force, and then drives the unlocking transmission gear mechanism 40 and the gear worm rotating assembly 21 to rotate, so as to drive the push rod structure 3 to retract and unlock, which is not only convenient for pulling the unlocking outer disk 42 to unlock, but also convenient for connecting with the wire pulling mechanism 5, which facilitates installation, improves assembly efficiency and reduces costs.

[0042] In some preferred embodiments, the unlocking force conversion mechanism 41 includes 90-degree matching bevel gears 410 and a bevel gear connecting shaft 411; the bevel gear connecting shaft 411 passes through the 90-degree matching bevel gears 410 and is fixed to the 90-degree matching bevel gears 410; one end of the bevel gear connecting shaft 411 is engaged with the unlocking outer disk 42, and the 90-degree matching bevel gears 410 are rotationally connected to the unlocking transmission gear mechanism 40. The unlocking transmission gear mechanism 40 includes a spur gear 400 and a bevel gear 401; one side of the spur gear 400 is fixed to one side of the bevel gear 401, and the other side of the spur gear 400 is rotationally connected to the gear-worm rotating assembly 21; the other side of the bevel gear 401 is rotationally connected to the unlocking force conversion mechanism 41.

[0043] It should be noted that in this embodiment, when the wire of the wire pulling mechanism 5 pulls the unlocking outer disk 42, the 90-degree matching bevel gear 410 drives the spur gear 400 and the bevel gear 401 of the unlocking transmission gear mechanism 40, and drives the gear worm rotating assembly 21 to rotate. When the 90-degree matching bevel gear 410 rotates 90 degrees, the unlocking function is completed, and the unlocking efficiency and method are convenient and efficient.

[0044] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the above embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A 90-degree rotation unlocking electronic lock, characterized in that: include: An electronic lock housing and a two-stage variable speed motor assembly, a push rod structure, and a 90-degree rotation unlocking mechanism assembled therein; The secondary speed-changing motor assembly connects the push rod structure and the 90-degree rotation unlocking mechanism. The 90-degree rotation unlocking mechanism rotates 90 degrees under the action of an external unlocking force and performs torque transmission, driving the secondary speed-changing motor assembly to rotate, thereby driving the push rod structure to retract and unlock.

2. The 90-degree rotation unlocking electronic lock according to claim 1, characterized in that: The two-stage speed-changing motor assembly includes a motor driven wheel assembly and a gear worm rotating assembly. The motor driven wheel assembly is rotationally connected to the gear worm rotating assembly, and the gear worm rotating assembly is connected to the push rod structure and the 90-degree rotation unlocking mechanism.

3. The 90-degree rotation unlocking electronic lock according to claim 2, characterized in that: It also includes a wire pulling mechanism for providing the external unlocking pulling force; the wire pulling mechanism is fixed to one end of the electronic lock housing in a split manner and is connected to the 90-degree rotation unlocking mechanism.

4. The 90-degree rotation unlocking electronic lock according to claim 2, characterized in that: The 90-degree rotation unlocking mechanism includes an unlocking transmission gear mechanism, an unlocking force conversion mechanism and an unlocking outer disk; the unlocking transmission gear mechanism is connected to the unlocking force conversion mechanism and the gear and worm rotating assembly, and the unlocking outer disk is connected to the unlocking force conversion mechanism and is located outside the electronic lock housing; the unlocking outer disk drives the unlocking force conversion mechanism to rotate 90 degrees under the action of the unlocking pulling force, and then drives the unlocking transmission gear mechanism and the gear and worm rotating assembly to rotate, so as to drive the push rod structure to retract and unlock.

5. The 90-degree rotation unlocking electronic lock according to claim 4, characterized in that: The unlocking force conversion mechanism includes a 90-degree matching bevel gear and a bevel gear connecting shaft; the bevel gear connecting shaft passes through the 90-degree matching bevel gear and is fixed to the 90-degree matching bevel gear; one end of the bevel gear connecting shaft is buckled with the unlocking outer disk, and the 90-degree matching bevel gear is rotationally connected to the unlocking transmission gear mechanism.

6. The 90-degree rotation unlocking electronic lock according to claim 4, characterized in that: The unlocking transmission gear mechanism includes a spur gear and a bevel gear; one side of the spur gear is fixed to one side of the bevel gear, and the other side of the spur gear is rotationally connected to the gear worm rotating assembly; the other side of the bevel gear is rotationally connected to the unlocking force conversion mechanism.

7. The 90-degree rotation unlocking electronic lock according to claim 2, characterized in that: The motor driven wheel assembly includes a motor and a primary driven gear; the motor is connected to one side of the primary driven gear, and the other side of the primary driven gear is rotationally connected to the gear worm rotating assembly.

8. The 90-degree rotation unlocking electronic lock according to claim 7, characterized in that: The gear and worm rotating assembly includes a secondary driven gear assembly, a worm rotating assembly and a worm; the worm rotating assembly is fixed to one end of the worm, and the other end of the worm is connected to the push rod structure; one side of the secondary driven gear assembly is rotationally connected to the worm rotating assembly, and the other side of the secondary driven gear assembly is rotationally connected to the primary driven gear.

9. The 90-degree rotation unlocking electronic lock according to claim 8, characterized in that: The secondary driven gear assembly includes a secondary large gear, a secondary small gear and a secondary gear connecting shaft; The secondary large gear is located outside the secondary small gear, and the secondary gear connecting shaft passes through the axis of the secondary small gear; the secondary large gear is rotationally connected to the primary driven gear, and the secondary small gear is rotationally connected to the worm rotating assembly.

10. The 90-degree rotation unlocking electronic lock according to claim 9, characterized in that: The worm rotating assembly includes a worm gear and a worm pinion; the worm gear is located outside the worm pinion, and the worm passes through the axis of the worm pinion; the worm gear is rotationally connected to the secondary pinion, and the worm pinion is rotationally connected to the 90-degree rotation unlocking mechanism.

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