Electronic lock, charging socket and electric vehicle

Abstract

The embodiment of the utility model discloses an electronic lock which comprises a power source used for providing power, a lock rod, a transmission assembly used for transmitting the power provided by the power source to the lock rod, and a transition assembly connected with the transmission assembly and the lock rod. The transmission assembly comprises a first gear connected with the power source and a worm connected with the first gear. The first end of the transition assembly is arranged at one end of the worm in a sleeving mode and provided with threaded teeth moving in cooperation with the spiral teeth of the worm. The second end of the transition assembly and one end of the lock rod are used for driving the lock rod to move. In the embodiment of the invention, the worm directly controls the movement of the transition piece through the matching of the helical teeth and the threaded teeth, and further controls the movement of the spring bolt, so that the unlocking and locking of the electronic lock are controlled, the number of parts is small, the structure is simple, the assembly is convenient, and the production and manufacturing cost of products is reduced.

Description

Technical Field

[0001] The utility model relates to the field of new energy vehicle charging, and in particular to an electronic lock, a charging socket and an electric vehicle. Background Art

[0002] At present, after nearly 10 years of research, development and demonstration operation, domestic new energy vehicles have basically met the foundation for industrial development. Key technologies such as batteries, motors, electronic control and system integration have made significant progress. Pure electric vehicles and plug-in hybrid vehicles have begun to be put on the market on a small scale. In response to the increasingly prominent contradiction between fuel supply and demand and environmental pollution, the world's major automobile producing countries have accelerated their deployment, taking the development of new energy vehicles as a national strategy, accelerating the promotion of technology research and development and industrialization, and vigorously developing and promoting the application of automobile energy-saving technologies. Energy-saving and new energy vehicles have become the development direction of the international automobile industry, and the next 10 years will usher in an important strategic opportunity period for the transformation and upgrading of the global automobile industry. At present, my country's automobile production and sales scale ranks first in the world, and it is expected to continue to grow in the future. We must seize the opportunity, speed up deployment, accelerate the cultivation and development of energy-saving and new energy automobile industries, promote the optimization and upgrading of the automobile industry, and realize the transformation from a major automobile industry country to a strong automobile industry country.

[0003] The electronic locks currently used on charging piles or vehicle-side charging stations have complicated assembly processes and the cost of the products remains high. Utility Model Content

[0004] In view of this, the utility model provides an electronic lock for solving the problem that the electronic lock in the prior art has insufficient thrust, poor product performance and quality, and cannot meet market requirements.

[0005] To achieve one, part, or all of the above purposes or other purposes, the utility model provides an electronic lock, a charging socket, and an electric vehicle.

[0006] In the first aspect, the utility model proposes an electronic lock, which includes: a power source for providing power, a locking rod, a transmission assembly for transmitting the power provided by the power source to the locking rod, and a transition assembly connecting the transmission assembly and the locking rod, characterized in that the transmission assembly includes a first gear connected to the power source and a worm connected to the first gear; the first end of the transition assembly is sleeved on one end of the worm and is provided with threaded teeth that cooperate with the helical teeth of the worm; the second end of the transition assembly and one end of the locking rod are used to drive the locking rod to move.

[0007] Preferably, the locking rod is symmetrically provided with a first fixing groove; the second end of the transition component is provided with a U-shaped groove cooperating with the first fixing groove; the first fixing groove cooperates with the U-shaped groove to connect the transition component and the locking rod.

[0008] Preferably, a first fixing protrusion is symmetrically arranged on the inner side of the U-shaped groove, and the first fixing protrusion cooperates with the U-shaped groove to connect the transition assembly and the locking rod.

[0009] Preferably, the length of the first fixing protrusion along the axial direction of the locking rod is equal to the length of the first fixing groove along the axial direction of the locking rod.

[0010] Preferably, the first fixing protrusion is located at one end of the U-shaped groove opening and is provided with a guiding inclined surface for facilitating the assembly of the first fixing groove.

[0011] Preferably, the electronic lock comprises a shell for accommodating electronic lock parts, the shell is provided with a avoidance hole for avoiding the lock rod; a waterproof ring is arranged on the inner side of the avoidance hole, and the waterproof ring is located in the U-shaped groove.

[0012] Preferably, the transition component comprises:

[0013] A first transition piece having the thread teeth is provided, one end of the first transition piece is connected to the worm through the thread teeth, and one end of the first transition piece is provided with a second fixing protrusion;

[0014] A second transition piece is connected to the locking rod at one end, and a second fixing groove is provided at one end of the second transition piece. The second fixing protrusion cooperates with the second fixing groove to connect the first transition piece and the second transition piece.

[0015] Preferably, the electronic lock further comprises a modularly arranged feedback switch assembly having two feedback switches.

[0016] Preferably, a moving support rod is provided on one side of the feedback switch assembly close to the transition piece; a moving protrusion cooperating with the moving support rod is provided on one side of the second transition piece close to the feedback switch assembly, and when the second transition piece moves axially along the locking rod, the moving support rod drives the feedback switch assembly to move under the drive of the moving protrusion.

[0017] Preferably, the transmission assembly and the clutch assembly are fixed in the cavity of the shell through a gear bracket.

[0018] The length of the first fixing groove along the axial direction of the locking rod is greater than the length of the second fixing protrusion along the axial direction of the locking rod.

[0019] In a second aspect, the utility model provides a charging socket, which includes the electronic lock.

[0020] In a third aspect, the utility model further proposes an electric vehicle, which comprises a charging socket.

[0021] Compared with the prior art, the present application will have the following beneficial effects: in the embodiments of the present application, the worm directly controls the movement of the transition piece through the cooperation of the spiral teeth and the threaded teeth, and then controls the movement of the lock tongue, thereby controlling the unlocking and locking of the electronic lock, with fewer parts, simple structure, easy assembly, and reduced production and manufacturing costs of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a partial structural schematic diagram of the electronic lock of the utility model.

[0024] Figure 2 It is a structural schematic diagram of the first transition piece of the electronic lock of the utility model.

[0025] Figure 3 It is a schematic diagram of the structure of the transmission connecting member of the electronic lock of the utility model.

[0026] Figure 4 It is a structural schematic diagram of the manual transmission part of the electronic lock of the utility model.

[0027] Figure 5 It is a partial structural schematic diagram of the electronic lock of the utility model.

[0028] Figure 6 It is a structural schematic diagram of the second transition piece of the electronic lock of the utility model.

[0029] Figure 7 It is a partial structural schematic diagram of the electronic lock of the utility model.

[0030] Figure 8 The figure is a schematic diagram of the structure of the upper shell of the electronic lock of the present utility model.

[0031] Reference numerals:

[0032] 101, lower housing; 102, upper housing;

[0033] 11. Power source;

[0034] 12. Locking rod; 121. First fixing groove;

[0035] 13. Transmission assembly; 131. First gear; 132. Worm; 133. Motor gear; 134. Second gear; 135. Gear bracket;

[0036] 14. Manual unlocking assembly; 141. Hand-pull member; 142. Rotating member; 143. Manual bevel gear; 144. First transmission shaft;

[0037] 15. Clutch structure; 151. Manual transmission member; 152. Transmission connecting member; 153. First clutch protrusion; 154. Second clutch protrusion;

[0038] 16. transition assembly; 161. first transition piece; 1611. threaded teeth; 1612. second fixed protrusion; 16121. third fixed protrusion; 162. second transition piece; 1621. second fixed groove; 1622. U-shaped groove; 1623. first fixed protrusion; 16231. guide slope; 1624. motion protrusion;

[0039] 17. Feedback switch assembly; 171. Motion support rod; 172. Switch assembly;

[0040] 18. Waterproof ring. DETAILED DESCRIPTION

[0041] 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.

[0042] See also Figure 1 and Figure 2 The present embodiment discloses an electronic lock, which includes a power source 11 for providing power, a lock rod 12, a transmission assembly 13 for transmitting the power provided by the power source 11 to the lock rod 12, and a transition assembly 16 connecting the transmission assembly 13 and the lock rod 12, characterized in that the transmission assembly 13 includes a first gear 131 connected to the power source 11 and a worm 132 connected to the first gear 131; the first end of the transition assembly 16 is sleeved on one end of the worm 132, and is provided with threaded teeth 1611 that cooperate with the helical teeth of the worm 132 for movement; the second end of the transition assembly 16 and one end of the lock rod 12 are used to drive the lock rod 12 to move.

[0043] In this embodiment, the worm 132 directly controls the movement of the transition piece through the cooperation of the spiral teeth and the threaded teeth 1611, and then controls the movement of the lock tongue, thereby controlling the unlocking and locking of the electronic lock. It has few parts, a simple structure, and is easy to assemble, and reduces the production and manufacturing costs of the product.

[0044] See also Figure 1, Figure 3 and Figure 4 In some embodiments, the electronic lock further comprises a clutch structure 15 and a manual unlocking assembly 14 for manual unlocking, wherein the clutch structure 15 comprises a manual transmission member 151 for transmitting power of the manual unlocking assembly 14 and a transmission connecting member 152 connected to the transmission assembly 13; and a first clutch protrusion 153 is provided on the side of the manual transmission member 151 close to the transmission connecting member 152; and a second clutch protrusion 154 is provided on the side of the transmission connecting member 152 close to the manual transmission member 151; when manually unlocking, the manual unlocking assembly 14 transmits the unlocking power. To the manual transmission assembly 13, the first clutch protrusion 153 on the manual transmission assembly 13 drives the second clutch protrusion 154 to move along the first direction, thereby driving the transmission connection 152 to move, transmitting the unlocking power to the transmission assembly 13, and then driving the locking rod 12 to unlock; when automatically unlocked, the power transmitted from the power source 11 is transmitted to the transmission connection 152 through the transmission assembly 13, and the second clutch protrusion 154 on the transmission connection 152 moves along the first direction, causing the transmission connection 152 to idle.

[0045] It should be noted that the first direction in this embodiment refers to the rotation direction of the manual transmission member 151 or the rotation direction of the transmission connection member 152 when manually unlocking, that is, the rotation direction of the clutch gear or the rotation direction of the clutch bevel gear when manually unlocking hereinafter.

[0046] In this embodiment, by setting a clutch structure 15, during automatic unlocking, the power transmitted from the power source 11 is transmitted to the locking rod 12 through the transmission assembly 13 for unlocking, and is not transmitted to the manual unlocking assembly 14, thereby reducing the internal resistance of the gear box and reducing the power consumption of the power source 11.

[0047] See also Figure 1 The manual unlocking assembly 14 includes a hand-pull member 141, a rotating member 142 connected to one end of the hand-pull member 141, and a manual bevel gear 143 meshing with the clutch bevel gear for transmission; the manual bevel gear 143 is coaxial with the rotating member 142. When the user applies unlocking power through the hand-pull member 141, the hand-pull member 141 rotates by pulling the rotating member 142, thereby driving the first transmission shaft 144 through the rotating member 142, and then driving the manual bevel gear 143 to rotate, and the manual bevel gear 143 meshes with the clutch bevel gear for transmission, transmitting power to the transmission assembly 13, and driving the lock rod 12 to move through the transmission assembly 13 to achieve the unlocking operation.

[0048] It should be noted that in the present application, the manual bevel gear 143 and the clutch bevel gear are both bevel gears, and different prefixes are added just for the sake of easy distinction. Others such as the first gear 131, the second gear 134, and the clutch gear are all gears, and are just for the sake of easy distinction, and no other explanation should be given.

[0049] See also Figure 1 In some embodiments, the transmission assembly 13 also includes motor teeth 133 and a second gear 134; the first gear 131 is connected to the power source 11 through the motor teeth 133, the first gear 131 is connected to the clutch gear through the second gear 134, and the first gear 131, the second gear 134 and the worm 132 are coaxially arranged.

[0050] Please refer to Figure 5 In some embodiments, in order to make the product structure simple and the connection stable, the locking rod 12 is symmetrically provided with a first fixing groove 121; the second end of the transition component 16 is provided with a U-shaped groove 1622 that cooperates with the first fixing groove 121; the first fixing groove 121 cooperates with the U-shaped groove 1622 to connect the transition component 16 and the locking rod 12.

[0051] Please refer to Figure 6 In some embodiments, a first fixing protrusion 1623 is symmetrically arranged inside the U-shaped groove 1622, and the first fixing protrusion 1623 cooperates with the U-shaped groove 1622 to connect the transition assembly 16 and the locking rod 12. Preferably, in this embodiment, the length of the first fixing protrusion 1623 along the axial direction of the locking rod 12 is equal to the length of the first fixing groove 121 along the axial direction of the locking rod 12. It should be noted that the first fixing protrusion 1623 and the first fixing groove 121 can adopt an interference fit, a transition fit, or a clearance fit, as long as the transition assembly 16 can drive the locking rod 12 to move stably.

[0052] Preferably, in this embodiment, in order to facilitate assembly, improve assembly efficiency and reduce production costs, the first fixing protrusion 1623 is located at the opening end of the U-shaped groove 1622 and is provided with a guiding inclined surface 16231 for facilitating the assembly of the first fixing groove 121 .

[0053] See also Figure 1 In some embodiments, in order to prevent water or dust from entering the shell 10, the electronic lock includes a shell 10 for accommodating electronic lock parts, and the shell 10 is provided with a avoidance hole for avoiding the lock rod 12; a waterproof ring 18 is provided on the inner side of the avoidance hole, and the waterproof ring 18 is located in the U-shaped groove 1622.

[0054] Please refer to Figure 1 , Figure 2, Figure 5 and Figure 6 In some embodiments, the transition component 16 includes:

[0055] A first transition piece 161 having the thread teeth 1611, one end of the first transition piece 161 being connected to the worm 132 via the thread teeth 1611, and one end of the first transition piece 161 being provided with a second fixing protrusion 1612;

[0056] A second transition piece 162 is connected to the locking rod 12 at one end, and a second fixing groove 1621 is provided at one end of the second transition piece 162 . The second fixing protrusion 1612 cooperates with the second fixing groove 1621 to connect the first transition piece 161 and the second transition piece 162 .

[0057] In this embodiment, the first transition piece 161 and the second transition piece 162 are designed to cooperate with each other through the groove and the protrusion, so that the overall structure of the electronic lock is simple, the assembly is convenient, and the manufacturing and production costs are saved.

[0058] Preferably, in this embodiment, the length of the first fixing groove along the axial direction of the locking rod is greater than the length of the second fixing protrusion along the axial direction of the locking rod, which effectively solves the problem of locking and unlocking rebound.

[0059] Please refer to Figure 2 Preferably, in order to improve the stability of fixing the first transition piece 161 and the second transition piece 162 , a third fixing protrusion 16121 is further provided on the side of the second fixing protrusion 1612 .

[0060] Please refer to Figure 2 Preferably, in order to improve the convenience of assembly and save production costs, the third fixing protrusion 16121 is provided with an inclined surface for facilitating assembly with the second transition piece 162 .

[0061] Please refer to Figure 1 and Figure 5 In some embodiments, in order to improve the stability of fixation, the first transition piece 161 is sleeved on one end of the worm 132 ; the second transition piece 162 is sleeved on the first transition piece 161 .

[0062] Please refer to Figure 1 In some embodiments, a feedback switch assembly 17 is provided with a moving support rod 171, and a moving protrusion 1624 cooperating with the moving support rod 171 is provided on the side of the second transition piece 162 close to the feedback switch assembly 17. When the second transition piece 162 moves axially along the locking rod 12, the moving support rod 171 drives the feedback switch assembly 17 to move under the drive of the moving protrusion 1624.

[0063] Please refer to Figure 6Preferably, in this embodiment, both sides of the movement protrusion 1624 are arranged in an arc shape; the movement support rod 171 is arranged in a spoon shape, and the back side of the spoon shape contacts the movement protrusion 1624.

[0064] In some embodiments, in order to improve the convenience of assembly and save production costs, the feedback switch assembly 17 with two feedback switches 172 is modularly configured.

[0065] In some embodiments, in order to improve the assembly stability of the transmission assembly and the clutch assembly, the transmission assembly and the clutch assembly are fixed in the cavity of the housing through a gear bracket 135 .

[0066] See also Figure 1 and Figure 8 In some embodiments, the housing 10 includes an upper housing 102 and a lower housing 101 that are both integrally configured.

[0067] In some embodiments, the electronic lock is integrated into the housing 10, and the whole machine is integrated, so the product is easy to replace.

[0068] In some embodiments, the shell is ultrasonically welded and glue is applied all around, so that the overall waterproof performance is strong.

[0069] The present application also discloses a charging socket, which includes the electronic lock in the present application.

[0070] The present application also discloses an electric vehicle, which includes the charging socket in the present application.

[0071] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the claims of the present invention are still within the scope covered by the present invention.

Claims

1. An electronic lock, comprising: A power source for providing power, a locking rod, a transmission assembly for transmitting the power provided by the power source to the locking rod, and a transition assembly connecting the transmission assembly and the locking rod, characterized in that the transmission assembly includes a first gear connected to the power source and a worm connected to the first gear; the first end of the transition assembly is sleeved on one end of the worm and is provided with threaded teeth that cooperate with the helical teeth of the worm; the second end of the transition assembly and one end of the locking rod are used to drive the locking rod to move.

2. The electronic lock according to claim 1, characterized in that: The locking rod is symmetrically provided with a first fixing groove; the second end of the transition component is provided with a U-shaped groove that cooperates with the first fixing groove; the first fixing groove cooperates with the U-shaped groove to connect the transition component and the locking rod.

3. The electronic lock according to claim 2, characterized in that: A first fixing protrusion is symmetrically arranged on the inner side of the U-shaped groove, and the first fixing protrusion cooperates with the U-shaped groove to connect the transition assembly and the locking rod.

4. The electronic lock according to claim 3, characterized in that: The length of the first fixing protrusion along the axial direction of the locking rod is equal to the length of the first fixing groove along the axial direction of the locking rod.

5. The electronic lock according to claim 3, characterized in that: The first fixing protrusion is located at one end of the U-shaped groove opening and is provided with a guiding inclined surface for facilitating the assembly of the first fixing groove.

6. The electronic lock according to claim 2, characterized in that: It comprises a shell for accommodating electronic lock parts, wherein the shell is provided with a avoidance hole for avoiding the lock rod; a waterproof ring is arranged inside the avoidance hole, and the waterproof ring is located in the U-shaped groove.

7. The electronic lock according to any one of claims 2 to 6, characterized in that: The transition component includes: A first transition piece having the thread teeth is provided, one end of the first transition piece is connected to the worm through the thread teeth, and one end of the first transition piece is provided with a second fixing protrusion; A second transition piece is connected to the locking rod at one end, and a second fixing groove is provided at one end of the second transition piece. The second fixing protrusion cooperates with the second fixing groove to connect the first transition piece and the second transition piece.

8. The electronic lock according to claim 7, characterized in that: The length of the first fixing groove along the axial direction of the locking rod is greater than the length of the second fixing protrusion along the axial direction of the locking rod.

9. The electronic lock according to claim 7, characterized in that: The electronic lock also includes a modularly arranged feedback switch assembly with two feedback switches.

10. The electronic lock according to claim 9, characterized in that: A moving support rod is provided on one side of the feedback switch assembly close to the transition piece; a moving protrusion cooperating with the moving support rod is provided on one side of the second transition piece close to the feedback switch assembly, and when the second transition piece moves axially along the locking rod, the moving support rod drives the feedback switch assembly to move under the drive of the moving protrusion.

11. The electronic lock according to claim 1, characterized in that: The transmission assembly and the clutch assembly are fixed in the cavity of the shell through a gear bracket.

12. A charging socket, characterized in that: The charging socket comprises the electronic lock according to any one of claims 1-11.

13. An electric vehicle, characterized in that: The electric vehicle comprises the charging socket according to claim 12.

Images