A door lock control structure for an intelligent power exchange cabinet

Abstract

The present invention discloses a door lock control structure of an intelligent power exchange cabinet, comprising a cabinet body and a cabinet door, characterized in that: the cabinet body is rotatably connected to the cabinet door on the right side, and a buckle is fixedly connected to the left surface of the cabinet door, a slide groove is symmetrically arranged on the left side of the cabinet body, and a slider is slidably connected in the slide groove, a slide plate is fixedly connected between the sliders, and an emergency component is arranged behind the slide plate, a locking component is arranged on the right side of the emergency component, and a heat dissipation hole is arranged on the right side of the locking component, a socket is arranged on the right side of the heat dissipation hole, and a drainage groove is arranged below the socket, a bottom frame is fixedly connected to the upper surface of the inner wall of the cabinet, and a push rod is rotatably connected in the bottom frame, and a controller is electrically connected to the top of the cabinet body. Compared with the existing ordinary intelligent power exchange cabinet, the door lock control structure of the intelligent power exchange cabinet increases the safety and anti-theft performance of the power exchange cabinet when in use, and can also be manually unlocked in the case of power failure.

Description

Technical Field

[0001] The present invention relates to the technical field of intelligent power exchange cabinets, and specifically to a door lock control structure of an intelligent power exchange cabinet. Background Art

[0002] With the rapid development of electric vehicles and the restriction of motorcycles in some cities, electric two-wheelers have become popular. As the basic delivery tool for takeout and express delivery industries, two-wheeled electric vehicles need to have long driving range, long service life, and light weight. Lithium-powered batteries have the characteristics of high operating voltage, high energy density, good safety, light weight, low self-discharge, long cycle life, and no pollution, and can be used as a power source for electric two-wheelers. Smart battery swap cabinets are an indispensable electric vehicle energy service infrastructure after the large-scale industrialization of electric vehicles. In order to meet the needs of the development of new energy electric vehicles and the flexible use of electricity by the people, smart battery swap cabinets are also an indispensable energy service infrastructure for electric vehicles.

[0003] The door lock structure of the existing smart power exchange cabinet is relatively simple and is prone to theft during use. Therefore, we provide a door lock control structure for a smart power exchange cabinet. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a door lock control structure for an intelligent power exchange cabinet, which solves the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a door lock control structure of an intelligent power exchange cabinet, including a cabinet body and a cabinet door, characterized in that: the cabinet body is rotatably connected to the cabinet door on the right side, and a buckle is fixedly connected to the left surface of the cabinet door, slide grooves are symmetrically arranged on the left side of the cabinet body, and sliders are slidably connected in the slide grooves, a slide plate is fixedly connected between the sliders, and an emergency component is arranged behind the slide plate, a locking component is arranged on the right side of the emergency component, and a heat dissipation hole is arranged on the right side of the locking component, a socket is arranged on the right side of the heat dissipation hole, and a drainage groove is arranged below the socket, a bottom frame is fixedly connected to the upper surface of the inner wall of the cabinet, and a push rod is rotatably connected in the bottom frame, and a controller is electrically connected to the top of the cabinet body.

[0006] Preferably, the emergency component includes a rotating rod, a card hole, a card slot, a card block, an emergency spring and a card rod, a card hole is provided in front of the rotating rod, and a card slot is provided below the card hole, a card block is slidably connected in the card slot, and an emergency spring is fixedly connected below the card block, and a card rod is fixedly connected to the rear of the rotating rod.

[0007] Preferably, the emergency spring is fixedly connected to the cabinet, and the clamping block is slidably connected to the cabinet via the emergency spring, and the rotating rod is rotatably connected to the cabinet.

[0008] Preferably, the locking assembly includes a lock body, a lock slot, a lock rod, a retaining spring, a support rod, a limit slot, a locking spring, a first electrode, a lifting rod, a worm, a gear, a motor, a slide rail, a pull rod, a limit frame, a connecting rod, a connecting rod, a shift slot, a movable block, a limit card, a second electrode, a push rod, an ejection spring and an electromagnet. A lock slot is provided in the front of the lock body, and a lock rod is provided in the lock slot. The lock rod is symmetrically fixedly connected with retaining springs on both sides, and a support rod is provided below the lock rod. A limit slot is provided on the upper surface of the support rod, and a locking spring is fixedly connected with the support rod below. The first electrode is provided on the right side of the locking spring, and the support rod is rotatably connected with a lift rod at the rear. A lowering rod is provided, and a worm is embedded and connected above the lifting rod, a gear is arranged in front of the worm, and a motor is fixedly connected to the left side of the gear, a slide rail is provided in the middle of the lifting rod, a pull rod is provided on the left side of the locking rod, and the rear of the pull rod is slidably connected to a limit frame, a connecting rod is provided behind the limit frame, and the rear of the connecting rod is rotatably connected to a connecting rod, a shift groove is provided at the rear of the connecting rod, and a movable block is slidably connected in the shift groove, a limit card is slidably connected to the rear of the locking rod, and a second electrode is arranged above the limit card, a push rod is provided above the second electrode, and an ejection spring is fixedly connected to the outer side of the push rod, and an electromagnet is provided above the ejection spring.

[0009] Preferably, the lock body is fixedly connected to the cabinet, the lock rod is rotatably connected to the lock body, and the retaining spring is fixedly connected to the lock body.

[0010] Preferably, the support rod is engaged with the lock rod through a limiting groove, and the support rod is rotationally connected to the lock body, and the locking spring is fixedly connected to the lock body.

[0011] Preferably, the lifting rod is rotationally connected to the worm, and the worm is meshed with the gear, the worm is threadedly connected to the lock body, and the lifting rod is in close contact with the locking rod.

[0012] Preferably, the pull rod is slidably connected to the lock rod, the limit frame is fixedly connected to the lock body, the connecting rod is rotationally connected to the pull rod, and the movable block is slidably connected to the lifting rod via a slide rail.

[0013] Preferably, the first electrode and the second electrode are connected to the electromagnet via a wire, and the first electrode is tightly fitted to the support rod, and the second electrode is tightly fitted to the locking rod.

[0014] Preferably, the slide plate is slidably connected to the cabinet body via a slider and a slide groove, and the slide plate completely covers the front end of the emergency component after sliding down, and the push rod is rotationally connected to the cabinet door.

[0015] The present invention provides a door lock control structure for an intelligent power exchange cabinet, which has the following beneficial effects: it increases the safety and anti-theft performance of the power exchange cabinet when in use, and can also be manually unlocked in the event of a power outage;

[0016] 1. The door lock control structure of the intelligent power exchange cabinet, through the setting of the push rod, makes it possible for the push rod to drive the cabinet door to rotate on the cabinet body through its own contraction when closing the cabinet door, thereby closing the cabinet door, preventing the user from opening the cabinet door due to not closing the cabinet door tightly, increasing the anti-theft performance of the device when in use, and the heat dissipation holes can dissipate heat inside the cabinet body, preventing the internal temperature of the cabinet body from being too high during use, and when water seeps into the gap between the cabinet door and the cabinet body, the drainage groove can lead the water out of the cabinet body, thereby improving the safety of the device;

[0017] 2. The door lock control structure of the smart power exchange cabinet is equipped with a slide plate, so that when the device is in normal use, the slide plate can cover the emergency component to prevent it from being used by criminals. When the cabinet door cannot be opened normally, the staff can slide up the slide plate to expose the emergency component, making it convenient for the staff to operate the emergency component.

[0018] 3. The door lock control structure of the smart power exchange cabinet, through the setting of emergency components, allows the staff to insert the special key into the card hole and card slot when the cabinet door cannot be opened, and press the card block down, so that the rotating rod can rotate in the cabinet, thereby driving the card rod to move, so that the card rod drives the lifting rod to rise, thereby driving the lock rod to rotate, releasing the restriction on the buckle;

[0019] 4. The door lock control structure of the smart power exchange cabinet, through the setting of the lock rod, when the buckle enters the lock slot, the buckle can push the lock rod to rotate in the lock body, when the lock rod contacts the support rod, the lock rod drives the support rod to rotate, stretching the locking spring, when the lock rod moves to the top of the limit slot, the support rod resets, the lock rod is embedded in the limit slot and cannot move, thereby locking the buckle, at this time the lock rod and the support rod are in contact with the second electrode and the first electrode respectively, the electromagnet is energized, the cabinet door is firmly adsorbed on the lock body, and in the process of closing the cabinet door, the push rod is driven by the cabinet door to stretch the ejection spring;

[0020] 5. The door lock control structure of the intelligent power exchange cabinet, through the setting of the worm gear, makes it possible for the controller to control the operation of the motor when the cabinet door is opened, thereby driving the worm gear to rotate through the gear. The worm gear rises during the rotation process, thereby driving the lifting rod to rise, and then driving the support rod to rotate, so that the electromagnet is powered off. When the lower end of the slide rail contacts the movable block, the lifting rod drives the connecting rod to rotate through the movable block and the shifting groove, thereby driving the pull rod to move in the limit frame through the connecting rod, and then pulling the locking rod to rotate. The locking rod is quickly reset under the action of the pull rod and the retaining spring, and the buckle is released. The ejector rod pops outward under the action of the ejection spring to push the cabinet door open. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic cross-sectional front view of the present invention;

[0022] Figure 2 For the present invention Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0023] Figure 3 It is a schematic diagram of the right side structure of the locking assembly of the present invention;

[0024] Figure 4 It is a schematic diagram of the cross-sectional right side structure of the emergency assembly of the present invention;

[0025] Figure 5 It is a schematic diagram of the three-dimensional structure of the rotating rod of the present invention;

[0026] In the figure: 1, cabinet body; 2, cabinet door; 3, buckle; 4, slide groove; 5, slider; 6, slide plate; 7, emergency assembly; 701, rotating rod; 702, clamping hole; 703, clamping groove; 704, clamping block; 705, emergency spring; 706, clamping rod; 8, locking assembly; 801, lock body; 802, lock groove; 803, lock rod; 804, retaining spring; 805, support rod; 806, limit groove; 807, locking spring; 808, first electrode; 809 , lifting rod; 810, worm gear; 811, gear; 812, motor; 813, slide rail; 814, pull rod; 815, limit frame; 816, connecting rod; 817, connecting rod; 818, shifting slot; 819, movable block; 820, limit card; 821, second electrode; 822, ejector rod; 823, ejector spring; 824, electromagnet; 9, heat dissipation hole; 10, socket; 11, drainage slot; 12, bottom frame; 13, push rod; 14, controller. DETAILED DESCRIPTION

[0027] See also Figures 1 to 5 The present invention provides a technical solution: a door lock control structure of an intelligent power exchange cabinet, comprising a cabinet body 1 and a cabinet door 2, characterized in that: the cabinet body 1 is rotatably connected to the cabinet door 2 on the right side, and the cabinet door 2 is fixedly connected to a buckle 3 on the left surface, a slide groove 4 is symmetrically arranged on the left side of the cabinet body 1, and a slider 5 is slidably connected in the slide groove 4, a slide plate 6 is fixedly connected between the sliders 5, and an emergency component 7 is arranged behind the slide plate 6, a locking component 8 is arranged on the right side of the emergency component 7, and a heat dissipation hole 9 is arranged on the right side of the locking component 8, a socket 10 is arranged on the right side of the heat dissipation hole 9, and a drainage groove 11 is arranged below the socket 10, a bottom frame 12 is fixedly connected to the upper surface of the inner wall of the cabinet body 1, and a push rod 13 is rotatably connected in the bottom frame 12, a controller 14 is electrically connected to the top of the cabinet body 1, the slide plate 6 is slidably connected to the cabinet body 1 through the slider 5 and the slide groove 4, and the slide plate 6 completely covers the front end of the emergency component 7 after sliding down, and the push rod 13 is rotatably connected to the cabinet door 2;

[0028] The specific operation is as follows: by setting the slide plate 6, when the device is in normal use, the slide plate 6 can cover the emergency component 7 to prevent it from being used by lawless elements; and when the cabinet door 2 cannot be opened normally, the staff can slide up the slide plate 6 to expose the emergency component 7, which is convenient for the staff to operate the emergency component 7; by setting the push rod 13, when the cabinet door 2 is closed, the push rod 13 can drive the cabinet door 2 to rotate on the cabinet body 1 by its own contraction, thereby closing the cabinet door 2, preventing the user from opening the cabinet door 2 due to failure to close the cabinet door 2 tightly, thereby increasing the anti-theft performance of the device when in use; and the heat dissipation hole 9 can dissipate heat inside the cabinet body 1 to prevent the internal temperature of the cabinet body 1 from being too high when in use; and when water seeps into the gap between the cabinet door 2 and the cabinet body 1, the drainage groove 11 can lead the water out of the cabinet body 1, thereby improving the safety of the device;

[0029] See also Figure 1 , Figure 4 and Figure 5 The emergency assembly 7 includes a rotating rod 701, a clamping hole 702, a clamping slot 703, a clamping block 704, an emergency spring 705 and a clamping rod 706. The clamping hole 702 is provided in front of the rotating rod 701, and a clamping slot 703 is provided below the clamping hole 702. A clamping block 704 is slidably connected in the clamping slot 703, and an emergency spring 705 is fixedly connected below the clamping block 704. The clamping rod 706 is fixedly connected to the rear of the rotating rod 701. The emergency spring 705 is fixedly connected to the cabinet 1, and the clamping block 704 is slidably connected to the cabinet 1 through the emergency spring 705, and the rotating rod 701 is rotatably connected to the cabinet 1.

[0030] The specific operation is as follows: through the setting of the emergency component 7, when the cabinet door 2 cannot be opened, the staff can insert the special key into the card hole 702 and the card slot 703, and press the card block 704 downward, so that the rotating rod 701 can rotate in the cabinet body 1, thereby driving the card rod 706 to move, so that the card rod 706 drives the lifting rod 809 to rise, thereby driving the lock rod 803 to rotate, and releasing the restriction on the buckle 3;

[0031] See also Figure 1 and Figure 3The locking assembly 8 includes a lock body 801, a lock slot 802, a lock rod 803, a retaining spring 804, a support rod 805, a limit slot 806, a locking spring 807, a first electrode 808, a lifting rod 809, a worm 810, a gear 811, a motor 812, a slide rail 813, a pull rod 814, a limit frame 815, a connecting rod 816, a connecting rod 817, a shifting slot 818, a movable block 819, a limit card 820, a second electrode 821, a push rod 822, an ejection spring 823 and an electromagnet 824. A lock slot 802 is provided in front of the lock body 801, and a lock slot 802 is provided inside the lock slot 802. A locking rod 803 is arranged, and a retaining spring 804 is symmetrically fixedly connected to the left and right sides of the locking rod 803, and a support rod 805 is arranged below the locking rod 803, and a limiting groove 806 is arranged on the upper surface of the support rod 805, and a locking spring 807 is fixedly connected to the support rod 805 below, and a first electrode 808 is arranged on the right side of the locking spring 807, and a lifting rod 809 is rotatably connected to the rear of the support rod 805, and a worm 810 is embedded and connected above the lifting rod 809, a gear 811 is arranged in front of the worm 810, and a motor 812 is fixedly connected to the left side of the gear 811, and a lifting rod 809 is arranged in the middle part. The slide rail 813 and the lock rod 803 are provided with a pull rod 814 on the left side, and the pull rod 814 is slidably connected to the limit frame 815 at the rear, and a connecting rod 816 is provided at the rear of the limit frame 815, and the connecting rod 816 is rotatably connected to the rear of the connecting rod 817, and a shift groove 818 is provided at the rear of the connecting rod 817, and a movable block 819 is slidably connected in the shift groove 818, and a limit card 820 is slidably connected to the rear of the lock rod 803, and a second electrode 821 is provided above the limit card 820, and a push rod 822 is provided above the second electrode 821, and an ejection spring 822 is fixedly connected to the outer side of the push rod 822 3. An electromagnet 824 is arranged above the ejection spring 823, the lock body 801 is fixedly connected to the cabinet 1, and the lock rod 803 is rotatably connected to the lock body 801, the retaining spring 804 is fixedly connected to the lock body 801, the support rod 805 is engaged with the lock rod 803 through the limiting groove 806, and the support rod 805 is rotatably connected to the lock body 801, the locking spring 807 is fixedly connected to the lock body 801, the first electrode 808 and the second electrode 821 are connected to the electromagnet 824 through a wire, and the first electrode 808 is tightly fitted with the support rod 805, and the second electrode 821 is tightly fitted with the lock rod 803;

[0032] The specific operation is as follows: through the setting of the lock rod 803, when the buckle 3 enters the lock groove 802, the buckle 3 can push the lock rod 803 to rotate in the lock body 801. When the lock rod 803 contacts the support rod 805, the lock rod 803 drives the support rod 805 to rotate, and the locking spring 807 is stretched. When the lock rod 803 moves to the upper part of the limit groove 806, the support rod 805 is reset, and the lock rod 803 is embedded in the limit groove 806 and cannot move, thereby locking the buckle 3. At this time, the lock rod 803 and the support rod 805 are respectively in contact with the second electrode 821 and the first electrode 808, and the electromagnet 824 is energized to firmly adsorb the cabinet door 2 on the lock body 801. In the process of closing the cabinet door 2, the push rod 822 is driven by the cabinet door 2 to stretch the ejection spring 823;

[0033] See also Figure 1 , Figure 3 , Figure 4 and Figure 5 , the lifting rod 809 is rotatably connected with the worm 810, and the worm 810 is meshed with the gear 811, the worm 810 is threadedly connected with the lock body 801, the lifting rod 809 is fitted with the clamping rod 706, the pull rod 814 is slidably connected with the lock rod 803, the limit frame 815 is fixedly connected with the lock body 801, the connecting rod 816 is rotatably connected with the pull rod 814, and the movable block 819 is slidably connected with the lifting rod 809 through the slide rail 813;

[0034] The specific operation is as follows. Through the setting of the worm 810, when the cabinet door 2 is opened, the controller 14 can control the motor 812 to operate, thereby driving the worm 810 to rotate through the gear 811. The worm 810 rises during the rotation process, thereby driving the lifting rod 809 to rise, and then driving the support rod 805 to rotate, so that the electromagnet 824 is powered off. When the lower end of the slide rail 813 contacts the movable block 819, the lifting rod 809 drives the connecting rod 817 to rotate through the movable block 819 and the shift groove 818, thereby driving the pull rod 814 to move in the limit frame 815 through the connecting rod 816, and then pulling the locking rod 803 to rotate. The locking rod 803 is quickly reset under the action of the pull rod 814 and the retaining spring 804, and the buckle 3 is released. The ejector rod 822 pops outward under the action of the ejection spring 823 to push the cabinet door 2 open.

[0035] Working principle: When using the door lock control structure of the smart power exchange cabinet, first power on the device, then control the motor 812 to operate through the controller 14, thereby driving the worm 810 to rotate through the gear 811, and the worm 810 rises during the rotation process, thereby driving the lifting rod 809 to rise, and then driving the support rod 805 to rotate, so that the electromagnet 824 is powered off, and when the lower end of the slide rail 813 contacts the movable block 819, the lifting rod 809 drives the connecting rod 817 to rotate through the movable block 819 and the shifting groove 818, thereby driving the pull rod 814 to move in the limit frame 815 through the connecting rod 816, and then pulling the lock rod 803 to rotate, and the lock rod 803 is between the pull rod 814 and the retaining spring. The cabinet door 2 is quickly reset under the action of 804, the buckle 3 is released, and the push rod 822 pops outward under the action of the ejection spring 823 to push the cabinet door 2 open. The user puts the battery into the cabinet 1 and charges the battery through the socket 10, and then closes the cabinet door 2. When closing the cabinet door 2, the push rod 13 drives the cabinet door 2 to rotate on the cabinet 1 through its own contraction, thereby closing the cabinet door 2 to prevent the user from not closing the cabinet door 2 tightly and causing the cabinet door 2 to open, thereby increasing the anti-theft performance of the device when in use, and the heat dissipation hole 9 can dissipate heat inside the cabinet 1 to prevent the internal temperature of the cabinet 1 from being too high during use. When water seeps into the gap between the cabinet door 2 and the cabinet 1, the drainage groove 11 can lead the water out of the cabinet 1, improves the safety of the device, when closing the cabinet door 2, after the buckle 3 enters the lock slot 802, the buckle 3 pushes the locking rod 803 to rotate in the lock body 801, and when the locking rod 803 contacts the support rod 805, the locking rod 803 drives the support rod 805 to rotate, stretching the locking spring 807, and when the locking rod 803 moves to the top of the limiting groove 806, the support rod 805 resets, and the locking rod 803 is embedded in the limiting groove 806 and cannot move, thereby locking the buckle 3, at this time, the locking rod 803 and the support rod 805 are respectively in contact with the second electrode 821 and the first electrode 808, the electromagnet 824 is energized, and the cabinet door 2 is firmly adsorbed on the lock body 801, and in the process of closing the cabinet door 2, the buckle 3 pushes the locking rod 803 to rotate in ... when the cabinet door 2 is closed, the buckle 3 pushes the locking rod 803 to rotate in the lock body 801, and when the cabinet door 2 is closed, the buckle 3 pushes the locking rod 803 to rotate in the lock body 801, stretching the locking spring 807, and when the cabinet door 2 is closed, the support rod 805 resets, and the locking rod 803 is embedded in the limiting groove 806 and cannot move, thereby locking the buckle 3. The rod 822 is driven by the cabinet door 2 to stretch the ejection spring 823. When the device is in normal use, the slide plate 6 covers the emergency component 7 to prevent it from being used by criminals. When the cabinet door 2 cannot be opened normally, the staff can slide the slide plate 6 up to expose the emergency component 7. The staff can insert the special key into the card hole 702 and the card slot 703, and press the card block 704 down so that the rotating rod 701 can rotate in the cabinet body 1, thereby driving the card rod 706 to move, so that the card rod 706 drives the lifting rod 809 to rise, thereby driving the locking rod 803 to rotate, releasing the restriction on the buckle 3, and thus opening the cabinet door 2. This is the working principle of the door lock control structure of the smart power exchange cabinet.

Claims

1. A door lock control structure of an intelligent power exchange cabinet, comprising a cabinet body (1) and a cabinet door (2), characterized in that: The cabinet body (1) is rotatably connected to a cabinet door (2) on the right side, and a buckle (3) is fixedly connected to the left surface of the cabinet door (2). A slide groove (4) is symmetrically arranged on the left side of the cabinet body (1), and a slider (5) is slidably connected in the slide groove (4). A slide plate (6) is fixedly connected between the sliders (5), and an emergency component (7) is arranged behind the slide plate (6). A locking component (8) is arranged on the right side of the emergency component (7), and a heat dissipation hole (9) is arranged on the right side of the locking component (8). A socket (10) is arranged on the right side of the heat dissipation hole (9), and a drainage groove (11) is arranged below the socket (10). A bottom frame (12) is fixedly connected to the upper surface of the inner wall of the cabinet body (1), and a push rod (13) is rotatably connected in the bottom frame (12). The cabinet body (1) A controller (14) is electrically connected to the top, and the locking assembly (8) comprises a lock body (801), a lock slot (802), a lock rod (803), a retaining spring (804), a support rod (805), a limit slot (806), a locking spring (807), a first electrode (808), a lifting rod (809), a worm (810), a gear (811), a motor (812), a slide rail (813), a pull rod (814), a limit frame (815), a connecting rod (816), a connecting rod (817), a shifting slot (818), a movable block (819), a limit card (820), a second electrode (821), a push rod (822), an ejection spring (823) and an electromagnet (824). The lock body (801) is provided with a lock slot (801) at the front. 02), and a locking rod (803) is arranged in the locking groove (802), and the locking rod (803) is symmetrically fixedly connected with a retaining spring (804) on both sides, and a support rod (805) is arranged below the locking rod (803), and a limiting groove (806) is arranged on the upper surface of the support rod (805), and a locking spring (807) is fixedly connected below the support rod (805), and a first electrode (808) is arranged on the right side of the locking spring (807), and a lifting rod (809) is rotatably connected to the rear of the support rod (805), and a worm (810) is embedded and connected above the lifting rod (809), a gear (811) is arranged in front of the worm (810), and a motor (812) is fixedly connected to the left side of the gear (811), and the lifting rod (80 9) A slide rail (813) is provided in the middle, a pull rod (814) is provided on the left side of the locking rod (803), and the pull rod (814) is slidably connected to a limit frame (815) at the rear, a connecting rod (816) is provided at the rear of the limit frame (815), and the connecting rod (816) is rotatably connected to a connecting rod (817) at the rear, a shift groove (818) is provided at the rear of the connecting rod (817), and a movable block (819) is slidably connected in the shift groove (818), a limit card (820) is slidably connected to the rear of the locking rod (803), and a second electrode (821) is provided above the limit card (820), a push rod (822) is provided above the second electrode (821), and an ejection spring (823) is fixedly connected to the outer side of the push rod (822),An electromagnet (824) is arranged above the ejection spring (823); the emergency assembly (7) comprises a rotating rod (701), a clamping hole (702), a clamping slot (703), a clamping block (704), an emergency spring (705) and a clamping rod (706); a clamping hole (702) is arranged in front of the rotating rod (701), and a clamping slot (703) is arranged below the clamping hole (702); a clamping block (704) is slidably connected in the clamping slot (703), and an emergency spring (705) is fixedly connected below the clamping block (704); and a rear portion of the rotating rod (701) is fixedly connected to the rotating rod (701). The cabinet (1) is provided with a clamping rod (706), the emergency spring (705) is fixedly connected to the cabinet (1), and the clamping block (704) is slidably connected to the cabinet (1) through the emergency spring (705), the rotating rod (701) is rotatably connected to the cabinet (1), the lock body (801) is fixedly connected to the cabinet (1), and the locking rod (803) is rotatably connected to the lock body (801), the clamping spring (804) is fixedly connected to the lock body (801), the support rod (805) is engaged with the locking rod (803) through the limiting groove (806), and the support rod (805) is rotatably connected to the lock body (801). 01) is rotatably connected, the locking spring (807) is fixedly connected to the lock body (801), the lifting rod (809) is rotatably connected to the worm (810), and the worm (810) is meshed with the gear (811), the worm (810) and the lock body (801) are threadedly connected, the lifting rod (809) and the clamping rod (706) are in contact with each other, the pull rod (814) and the locking rod (803) are slidably connected, the limit frame (815) is fixedly connected to the lock body (801), the connecting rod (816) and the pull rod (814) are rotatably connected, and the The movable block (819) is slidably connected to the lifting rod (809) through the slide rail (813), the first electrode (808) and the second electrode (821) are connected to the electromagnet (824) through a wire, and the first electrode (808) is tightly fitted with the support rod (805), and the second electrode (821) is tightly fitted with the locking rod (803), the slide plate (6) is slidably connected to the cabinet body (1) through the slider (5) and the slide groove (4), and the slide plate (6) completely covers the front end of the emergency component (7) after sliding down, and the push rod (13) is rotatably connected to the cabinet door (2).

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