Intelligent valve lock

Abstract

The invention discloses an intelligent valve lock which comprises a lock box, a locking mechanism, a sensing module and a first PCB. The lock box comprises an upper box body and a lower box body; the locking mechanism comprises a lock catch, a movable pin, an elastic reset piece, a rotating shaft and a driving device, the lower box body is provided with a lock groove, the rotating shaft is provided with a convex part and a concave position, and the elastic reset piece acts on the movable pin to enable the movable pin to protrude outwards to lock the lock catch in a buckling mode; the sensing module is arranged on the upper box body, and the upper box body is provided with a sensing area; the first PCB is provided with a remote communication control module; therefore, the convex part of the rotating shaft is in contact with the movable pin through the rotation of the rotating shaft, so that the movable pin cannot return to be locked with the lock catch, or when the rotating shaft rotates to the concave part of the rotating shaft to be opposite to the movable pin, the movable pin has a return space to unlock the lock catch, so that the locking or unlocking between the upper box body and the lower box body is realized; in cooperation with the induction and the remote communication control module on the first PCB, the possibility of malicious unlocking by people is reduced, the safety performance is good, and the application range is wide.

Description

Technical Field

[0001] The invention relates to the field of valve lock technology, in particular to an intelligent valve lock. Background Art

[0002] As the national urbanization process accelerates, the early development and construction units have simple designs of public area pipeline valves due to cost and space reasons, which poses a risk of being damaged by others. In addition, public area pipeline valves are opened or closed at will, causing unnecessary losses to users, increasing management burdens, and easily leading to group lawsuits. In order to protect the interests of users and related personnel, a valve lock box is added to the pipeline valve to achieve valve locking, thereby preventing the pipeline valve from being opened or closed at will.

[0003] In the conventional technology, the valve lock box is directly put on the valve, and the valve joint is exposed or closed by opening and closing the valve lock box; however, the locking structure design of the existing valve lock box is simple, which makes the valve lock easy to be damaged, resulting in the valve lock box being opened at will after being damaged, and there is a problem of theft and use. At the same time, the valve lock box generally adopts a key to open or lock the lock, and the safety performance is poor. There is a possibility of malicious unlocking, and the practicality is not strong, and the scope of application is small.

[0004] Therefore, it is necessary to study a new technical solution to solve the above problems. Summary of the invention

[0005] In view of this, the present invention aims to address the deficiencies in the prior art, and its main purpose is to provide an intelligent valve lock, which utilizes the rotation of a rotating shaft to make the protrusion contact or separate with the movable pin, thereby realizing locking or unlocking between the upper box body and the lower box body, and cooperates with the setting of a sensing and remote communication control module to eliminate the use of traditional keys to unlock the door, thereby reducing the possibility of malicious unlocking by others, and has good safety performance and a wide range of applications.

[0006] To achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A smart valve lock includes a lock box and a locking mechanism, a sensing module, and a first PCB board arranged on the lock box; wherein:

[0008] The lock box includes an upper box body and a lower box body, one end of the upper box body is rotatably connected to one end of the lower box body, and the other end of the upper box body is snap-connected with the other end of the lower box body through a locking mechanism. A groove is provided on one side of the upper box body and the lower box body, and the groove of the upper box body and the groove of the lower box body relatively form a locking space for positioning the valve joint;

[0009] The locking mechanism comprises a lock buckle, a movable pin, an elastic reset member, a rotating shaft and a driving device, the lock buckle is arranged at the lower end of the upper box body, the lower box body is provided with a lock groove matching the lock buckle, one end of the movable pin is movably arranged on the lower box body towards the lock groove, the rotating shaft is arranged on the lower box body and is located at the other end of the movable pin, and a convex portion for contacting and locking with the movable pin and a concave position for retreating and unlocking with the movable pin are arranged on the end of the rotating shaft close to the movable pin, the driving device is driven and connected to the other end of the rotating shaft, and the elastic reset member acts on the movable pin to realize the movable buckle locking of the movable pin with the lock buckle, when the rotating shaft rotates to make the convex portion contact with the movable pin, the movable pin cannot retreat in the lock groove and is locked with the lock buckle, and when the rotating shaft rotates to make the movable pin correspond to the concave position, so that the movable pin has space to retreat, so that the lock buckle can be movably unlocked on the lock groove;

[0010] The sensing module is arranged inside the upper box body, and a sensing area is arranged on the surface of the upper box body corresponding to the sensing module; the first PCB board is arranged inside the lower box body, and a remote communication control module is arranged on the first PCB board and is respectively connected to the sensing module and the driving device.

[0011] As a preferred embodiment, the lock has a mounting plate, the mounting plate has an extension portion extending downward toward the lock slot, the lower end of the extension portion is provided with a lock portion for contacting and locking with a movable pin, the extension portion and the lock portion are each provided with two and are arranged at a left and right spacing at the lower end of the mounting plate, correspondingly, the movable pin and the elastic return member are each provided with two and are arranged at a left and right spacing on the lower box body, the rotating shaft is provided between the two movable pins, and the convex portion and the concave portion of the rotating shaft are each provided with two.

[0012] As a preferred solution, a first positioning portion is provided at the lower end of the upper box body, a first positioning hole is provided on the lock buckle, and the first positioning portion is adapted to the first positioning hole to realize assembly positioning of the lock buckle on the upper box body.

[0013] As a preferred solution, a mounting frame is provided inside the lower box body, and a movable groove and a mounting groove are formed between the mounting frame and the lower box body, the two ends of the movable groove are respectively connected to the mounting groove and the lock groove, the movable pin is provided on the movable groove, the rotating shaft is provided on the mounting groove, a limiting portion is provided on the outer side of the movable pin, a limiting step is provided on the movable groove, and the two ends of the elastic reset member act on the limiting portion and the movable groove respectively.

[0014] As a preferred solution, an anti-tampering alarm is further included, which is arranged on the first PCB board. The anti-tampering alarm has an elastic boss that can be reset upwards, and the elastic boss protrudes from the upper end of the lower box body. When the lower box body and the upper box body are locked, the upper box body acts downward on the elastic boss to put the elastic boss in a downwardly pressed state. When the lower box body and the upper box body are maliciously unlocked, the elastic boss pops up and resets, and the anti-tampering alarm feeds back information to the first PCB board and notifies the user through the remote communication control module.

[0015] As a preferred solution, a snap-fit ​​piece is provided on the other end of the lower box body, the lower end of the snap-fit ​​piece is rotatably provided on the lower box body, a snap-fit ​​portion is provided on the upper end of the snap-fit ​​piece, a slot matching the snap-fit ​​portion is provided on the other end of the upper box body, and the snap-fit ​​portion is adapted to the slot.

[0016] As a preferred solution, a waterproof rubber ring is provided on the joint surface of the upper box body and the lower box body.

[0017] As a preferred solution, a power supply is also provided, and the power supply is connected to the first PCB board, and the power supply is detachably arranged inside the upper box body or inside the lower box body; or, the power supply is connected to a charging module, and the charging module includes a second PCB board, and a charging interface is arranged on the second PCB board, and the charging interface is exposed on the box body on the corresponding side.

[0018] As a preferred embodiment, the upper box body is provided with a first locking piece, and the groove of the upper box body is provided on the first locking piece; the lower box body is provided with a second locking piece, and the groove of the lower box body is provided on the second locking piece; one of the first locking piece and the second locking piece is provided with a second positioning portion extending toward the other, and the other is provided with a second positioning hole matching the second positioning portion, and the second positioning hole and the second positioning portion are matched and connected with each other.

[0019] As a preferred solution, the first locking piece is detachably arranged on the upper box body, and the second locking piece is detachably arranged on the lower box body. The first locking piece and the second locking piece are both provided with connecting parts, and the upper box body and the lower box body are provided with connecting grooves corresponding to the connecting parts. The connecting parts are adapted to be positioned on the connecting grooves of the corresponding box bodies, and are connected to the connecting parts and the connecting grooves in sequence through locking pieces to realize the assembly connection of the corresponding locking pieces on the box body.

[0020] Compared with the prior art, the present invention has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical scheme that the present invention mainly makes the movable pin lock with the lock buckle in a movable buckle manner under the action of the elastic reset member through the design of various components, and utilizes the rotation of the rotating shaft to make its convex part contact with the movable pin, so that the movable pin cannot retreat and is locked with the lock buckle, or when the rotating shaft is rotated to its concave position relative to the movable pin, the movable pin has retreat space and can be unlocked with the lock buckle, thereby realizing the locking or unlocking between the upper box body and the lower box body. With the setting of the sensing module and the remote communication control module, the use of traditional keys to unlock is eliminated, and the possibility of malicious unlocking is reduced. The present invention has good safety performance, strong practicality, meets the use needs of users, and has a wide range of applications.

[0021] Secondly, the first positioning part and the first positioning hole are provided to facilitate the assembly and positioning of the lock buckle on the upper box body. At the same time, the limiting part and the limiting step are provided to realize the movable limiting of the movable pin on the movable groove, thereby improving the use stability of the movable pin. In addition, the anti-destruction alarm is provided to detect whether the product is unlocked without the unlocking instruction by using the action of the elastic boss. When the product is unlocked without the unlocking instruction, the information is fed back to the first PCB board through the anti-destruction alarm, and the first PCB board notifies the user through the remote communication control module, thereby improving the anti-theft performance of the product and having good usability.

[0022] In addition, the provision of the snap fastener and the slot improves the locking firmness between the upper box body and the lower box body, and cooperates with the provision of the waterproof rubber ring, and the snap fastener portion is tightly matched with the slot of the upper box body, so that the waterproof rubber ring is pressed and deformed so that the interior of the lock box can be sealed and waterproof. At the same time, the provision of the second positioning portion and the second positioning hole is beneficial to the connection and positioning between the first locking member and the second locking member, and improves the locking use of the first locking member and the second locking member for the valve joint. Moreover, the provision of the connecting portion and the connecting groove is beneficial to the assembly, positioning and connection of the locking member on the corresponding box body, and the corresponding locking member can be assembled according to different valve joints, thereby meeting the use requirements of different valve joints and having good usability.

[0023] In order to more clearly illustrate the structural features and effects of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional schematic diagram of an embodiment of the present invention;

[0025] Figure 2 is an exploded view of an embodiment of the present invention;

[0026] Figure 3 is a first cross-sectional view of an embodiment of the present invention;

[0027] Figure 4It is a second cross-sectional view of the embodiment of the present invention.

[0028] Description of the accompanying drawings:

[0029] 101, groove 102, second positioning portion

[0030] 103. Second positioning hole 104. Connecting part

[0031] 105, connection slot 106, locking piece

[0032] 107, Locked Space 10, Lock Box

[0033] 11. Upper box body 111. Sensing area

[0034] 112, first positioning portion 113, card slot

[0035] 12. Lower box body 121. Lock slot

[0036] 122, movable slot 123, installation slot

[0037] 124, limit step 13, first PCB board

[0038] 14. Mounting frame 15. Anti-vandalism alarm

[0039] 151, elastic boss 16, snap fastener

[0040] 17. Power supply 171. Second PCB board

[0041] 172, charging interface 18, first locking member

[0042] 19. Second locking member 20. Locking mechanism

[0043] 21. Lock 211. Mounting plate

[0044] 212, extension part 213, locking part

[0045] 214, first positioning hole 22, movable pin

[0046] 221, limit portion 23, elastic reset member

[0047] 24. Rotation axis 241. Convex part

[0048] 242, recess 25, driving device

[0049] 30. Sensing module. DETAILED DESCRIPTION

[0050] Please refer to Figures 1 to 4 As shown, it shows the specific structure of an embodiment of the present invention.

[0051] A smart valve lock includes a lock box 10, a locking mechanism 20, a sensing module 30, and a first PCB board 13 arranged on the lock box 10; wherein:

[0052] The lock box 10 includes an upper box body 11 and a lower box body 12, one end of the upper box body 11 is rotatably connected to one end of the lower box body 12, and the other end of the upper box body 11 and the other end of the lower box body 12 are snap-connected through a locking mechanism 20, and a groove 101 is provided on one side of the upper box body 11 and the lower box body 12, and the groove 101 of the upper box body 11 and the groove 101 of the lower box body 12 are relatively formed to form a locking space 107 for positioning the valve joint;

[0053] The locking mechanism 20 includes a lock buckle 21, a movable pin 22, an elastic reset member 23, a rotating shaft 24 and a driving device 25. The lock buckle 21 is arranged at the lower end of the upper box body 11, and a lock groove 121 matching the lock buckle 21 is provided on the lower box body 12. One end of the movable pin 22 is movably arranged on the lower box body 12 toward the lock groove 121. The rotating shaft 24 is arranged on the lower box body 12 and located at the other end of the movable pin 22. A convex portion 241 for contacting and locking with the movable pin 22 and a concave portion 242 for retracting and unlocking with the movable pin 22 are arranged on the end of the rotating shaft 24 close to the movable pin 22. The driving device 25 is drivingly connected to the other end of the rotating shaft 24, and the elastic reset member 23 acts on the movable pin 22 to realize the movable pin 22 and the lock portion 213 of the lock buckle 21. When the rotating shaft 24 rotates to make the convex portion 241 contact with the movable pin 22, the movable pin 22 is restricted by the convex portion 241 and cannot be withdrawn from the lock portion 213, so that the lock buckle 21 is locked by the buckle. When the rotating shaft 24 rotates to the concave position 242 and is opposite to the movable pin 22, the movable pin 22 can be movably withdrawn to the space of the concave position 242, so that the movable pin 22 cannot restrict the movement of the lock portion 213, so that the lock buckle 21 is unlocked on the lock groove 121.

[0054] The sensing module 30 is arranged inside the upper box body 11, and the surface of the upper box body 11 is provided with a sensing area 111 corresponding to the sensing module 30; the first PCB board 13 is arranged inside the lower box body 12, and the first PCB board 13 is provided with a remote communication control module and is respectively connected to the sensing module 30 and the driving device 25, and the sensing module 30 has an NFC board; in this way, through the design of each component, the rotation of the rotating shaft 24 is utilized to make the convex portion 241 contact with the movable pin 22, so that the movable pin 22 cannot retreat and is locked with the lock buckle 21, or the rotation of the rotating shaft 24 makes the concave position 242 correspond to the movable pin 22, so that the movable pin 22 can be movably retreated to the concave position 242, thereby realizing the locking or unlocking between the upper box body 11 and the lower box body 12, and with the arrangement of the sensing module and the remote communication control module, the use of traditional keys to unlock is eliminated, and the possibility of malicious unlocking is reduced, the safety performance is good, the practicality is strong, the user's use needs are met, and the application range is wide.

[0055] In this embodiment, the lock buckle 21 has a mounting plate 211, and the mounting plate 211 has an extension portion 212 extending downward toward the lock slot 121. The lower end of the extension portion 212 is provided with a lock portion 213 for contacting and locking with the movable pin 22. The extension portion 212 and the lock portion 213 are both provided with two and arranged at a left and right spacing at the lower end of the mounting plate 211. Correspondingly, the movable pin 22 and the elastic reset member 23 are both provided with two and arranged at a left and right spacing on the lower box body 12. The shaft 24 is arranged between the two movable pins 22, and the rotating shaft 24 is provided with two protrusions 241 and recesses 242; specifically, the lower end of the upper box body 11 is provided with a first positioning portion 112, and the lock buckle 21 is provided with a first positioning hole 214, and the first positioning portion 112 is adapted to the first positioning hole 214 to realize the assembly positioning of the lock buckle 21 on the upper box body 11. In this way, the setting of the first positioning portion 112 and the first positioning hole 214 facilitates the assembly positioning of the lock buckle 21 on the upper box body 11.

[0056] A mounting frame 14 is provided inside the lower box body 12, and a movable groove 122 and a mounting groove 123 are formed between the mounting frame 14 and the lower box body 12, and the two ends of the movable groove 122 are respectively connected to the mounting groove 123 and the lock groove 121, and the movable pin 22 is provided on the movable groove 122, and the rotating shaft 24 is provided on the mounting groove 123. A limiting portion 221 is provided on the outer side of the movable pin 22, and a limiting step 124 is provided on the movable groove 122. The two ends of the elastic reset member 23 act on the limiting portion 221 and the movable groove 122 respectively. Preferably, the elastic reset member 23 is a spring; in this way, the limiting portion 221 and the limiting step 124 are provided to realize the movable limiting of the movable pin 22 on the movable groove 122, thereby improving the stability of the movable pin 22 in use.

[0057] The anti-tampering alarm 15 is also included. The anti-tampering alarm 15 is arranged on the first PCB board 13. The anti-tampering alarm 15 has an elastic boss 151 that can be reset upwards. The elastic boss 151 is exposed at the upper end of the lower box body 12. When the lower box body 12 and the upper box body 11 are locked, the upper box body 11 acts downward on the elastic boss 151 to make the elastic boss 151 in a downwardly pressed state. When the lower box body 12 and the upper box body 11 are maliciously unlocked, the elastic boss 151 pops up and resets upwards, and the anti-tampering alarm 15 feeds back information to the first PCB board 13 and notifies the user through the communication module. In this way, the setting of the anti-tampering alarm 15 uses the action of the elastic boss 151 to detect whether the product is unlocked without the unlocking instruction. When the product is unlocked without the unlocking instruction, the anti-tampering alarm 15 feeds back information to the first PCB board 13, and the first PCB board 13 notifies the user through the communication module, thereby improving the anti-theft performance of the product and having good usability.

[0058] In addition, a snap fastener 16 is provided on the other end of the lower box body 12, and the lower end of the snap fastener 16 is rotatably provided on the lower box body 12, and a snap portion is provided on the upper end of the snap fastener 16. A card slot 113 matching the card slot portion is provided on the other end of the upper box body 11, and the card slot portion is adapted to the card slot 113. Preferably, a waterproof rubber ring is provided on the joint surface of the upper box body and the lower box body, and the waterproof rubber ring is provided at the lower end of the upper box body, or the waterproof rubber ring is provided at the upper end of the lower box body, or the waterproof rubber ring is respectively provided at the lower end of the upper box body and the upper end of the lower box body. In this way, the provision of the snap fastener and the card slot improves the locking firmness between the upper box body and the lower box body, and cooperates with the provision of the waterproof rubber ring, and utilizes the snap portion of the snap fastener to be tightly matched with the card slot of the upper box body, so that the waterproof rubber ring is pressed and deformed so that the inside of the lock box can be sealed and waterproof.

[0059] A power supply 17 is also provided, and the power supply 17 is connected to the first PCB board 13. The power supply 17 is arranged inside the upper box body 11 or inside the lower box body 12, and the power supply 17 is detachably arranged inside the upper box body 11 or inside the lower box body 12; or, the power supply 17 is connected to a charging module, and the charging module includes a second PCB board 171, and a charging interface 172 is arranged on the second PCB board 171, and the charging interface 172 is exposed on the box body on the corresponding side. Preferably, the power supply 17 is arranged inside the upper box body 11, and the charging module is arranged inside the upper box body 11 and is located next to the power supply 17.

[0060] And, the upper box body 11 is provided with a first locking piece 18, the groove 101 of the upper box body 11 is provided on the first locking piece 18, the lower box body 12 is provided with a second locking piece 19, the groove 101 of the lower box body 12 is provided on the second locking piece 19, one of the first locking piece 18 and the second locking piece 19 is provided with a second positioning portion 102 extending toward the other, and the other is provided with a second positioning hole 103 matching the second positioning portion 102, and the second positioning hole 103 and the second positioning portion 102 are matched and connected with each other;

[0061] Specifically, the first locking piece 18 is detachably arranged on the upper box body 11, and the second locking piece 19 is detachably arranged on the lower box body 12. The first locking piece 18 and the second locking piece 19 are both provided with a connecting portion 104. The upper box body 11 and the lower box body 12 are provided with a connecting groove 105 corresponding to the connecting portion 104. The connecting portion 104 is adapted to be positioned on the connecting groove 105 of the corresponding box body, and is sequentially connected to the connecting portion 104 and the connecting groove 105 through a locking piece 106 to realize the assembly connection of the corresponding locking piece on the box body. In this way, the provision of the second positioning portion 102 and the second positioning hole 103 is conducive to the connection and positioning between the first locking piece 18 and the second locking piece 19, and improves the locking use of the first locking piece 18 and the second locking piece 19 for the valve joint. Moreover, the provision of the connecting portion 104 and the connecting groove 105 is conducive to the assembly, positioning and connection of the locking piece on the corresponding box body, and the corresponding locking piece is assembled according to different valve joints, thereby meeting the use requirements of different valve joints, and having good usability.

[0062] The key point of the design of the present invention is that, mainly through the design of various components, the movable pin is locked with the lock buckle in a movable buckle manner under the action of the elastic reset member, and the rotation of the rotating shaft is used to make its convex part contact with the movable pin, so that the movable pin cannot retreat and is buckled with the lock buckle, or when the rotating shaft is rotated to its concave position relative to the movable pin, the movable pin has retreat space and can be unlocked with the lock buckle, thereby realizing the locking or unlocking between the upper box body and the lower box body, and with the setting of the induction module, the use of traditional keys to unlock is eliminated, and the possibility of malicious unlocking is reduced. The safety performance is good, the practicality is strong, the use needs of users are met, and the application range is wide;

[0063] Secondly, the first positioning part and the first positioning hole are provided to facilitate the assembly and positioning of the lock buckle on the upper box body. At the same time, the limiting part and the limiting step are provided to realize the movable limiting of the movable pin on the movable groove, thereby improving the use stability of the movable pin. In addition, the anti-destruction alarm is provided to detect whether the product is unlocked without the unlocking instruction by using the action of the elastic boss. When the product is unlocked without the unlocking instruction, the information is fed back to the first PCB board through the anti-destruction alarm, and the first PCB board notifies the user through the communication module, thereby improving the anti-theft performance of the product and having good usability.

[0064] In addition, the provision of the snap fastener and the slot improves the locking firmness between the upper box body and the lower box body, and cooperates with the provision of the waterproof rubber ring, and the snap fastener portion is tightly matched with the slot of the upper box body, so that the waterproof rubber ring is pressed and deformed so that the interior of the lock box can be sealed and waterproof. At the same time, the provision of the second positioning portion and the second positioning hole is beneficial to the connection and positioning between the first locking member and the second locking member, and improves the locking use of the first locking member and the second locking member for the valve joint. Moreover, the provision of the connecting portion and the connecting groove is beneficial to the assembly, positioning and connection of the locking member on the corresponding box body, and the corresponding locking member can be assembled according to different valve joints, thereby meeting the use requirements of different valve joints and having good usability.

[0065] The above description is only a preferred embodiment of the present invention and does not limit the technical scope of the present invention. Therefore, any slight modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An intelligent valve lock, characterized in that: It includes a lock box and a locking mechanism arranged on the lock box, a sensing module, and a first PCB board; wherein: The lock box includes an upper box body and a lower box body, one end of the upper box body is rotatably connected to one end of the lower box body, and the other end of the upper box body is snap-connected with the other end of the lower box body through a locking mechanism. A groove is provided on one side of the upper box body and the lower box body, and the groove of the upper box body and the groove of the lower box body relatively form a locking space for positioning the valve joint; The locking mechanism comprises a lock buckle, a movable pin, an elastic reset member, a rotating shaft and a driving device, the lock buckle is arranged at the lower end of the upper box body, the lower box body is provided with a lock groove matching the lock buckle, one end of the movable pin is movably arranged on the lower box body towards the lock groove, the rotating shaft is arranged on the lower box body and is located at the other end of the movable pin, and a convex portion for contacting and locking with the movable pin and a concave position for retreating and unlocking with the movable pin are arranged on the end of the rotating shaft close to the movable pin, the driving device is driven and connected to the other end of the rotating shaft, and the elastic reset member acts on the movable pin to realize the movable buckle locking of the movable pin with the lock buckle, when the rotating shaft rotates to make the convex portion contact with the movable pin, the movable pin cannot retreat in the lock groove and is locked with the lock buckle, and when the rotating shaft rotates to make the movable pin correspond to the concave position, the movable pin has space to retreat, so that the lock buckle can be movably unlocked on the lock groove; The sensing module is arranged inside the upper box body, and a sensing area is arranged on the surface of the upper box body corresponding to the sensing module; the first PCB board is arranged inside the lower box body, and a remote communication control module is arranged on the first PCB board, and the first PCB board is respectively connected to the sensing module and the driving device.

2. The intelligent valve lock according to claim 1, characterized in that: The lock has a mounting plate, and the mounting plate has an extension portion extending downward toward the lock slot. The lower end of the extension portion is provided with a lock portion for contacting and locking with a movable pin. Two of the extension portion and the lock portion are provided and are arranged at a left and right spacing at the lower end of the mounting plate. Correspondingly, two of the movable pins and the elastic return member are provided and are arranged at a left and right spacing on the lower box body. The rotating shaft is provided between the two movable pins, and two of the convex portion and the concave portion of the rotating shaft are provided.

3. The intelligent valve lock according to claim 1, characterized in that: A first positioning portion is provided at the lower end of the upper box body, a first positioning hole is provided on the lock buckle, and the first positioning portion is adapted to the first positioning hole to realize assembly positioning of the lock buckle on the upper box body.

4. The intelligent valve lock according to claim 1, characterized in that: A mounting frame is provided inside the lower box body, and a movable groove and a mounting groove are formed between the mounting frame and the lower box body. The two ends of the movable groove are respectively connected to the mounting groove and the lock groove. The movable pin is provided on the movable groove, and the rotating shaft is provided on the mounting groove. A limiting portion is provided on the outer side of the movable pin, and a limiting step is provided on the movable groove. The two ends of the elastic reset member act on the limiting portion and the movable groove respectively.

5. The intelligent valve lock according to claim 1, characterized in that: It also includes an anti-tampering alarm, which is arranged on the first PCB board. The anti-tampering alarm has an elastic boss that can be reset upwards, and the elastic boss protrudes from the upper end of the lower box body. When the lower box body and the upper box body are locked, the upper box body acts downward on the elastic boss to put the elastic boss in a downwardly pressed state. When the lower box body and the upper box body are maliciously unlocked, the elastic boss pops up and resets, and the anti-tampering alarm feeds back information to the first PCB board and notifies the user through the remote communication module.

6. The intelligent valve lock according to claim 1, characterized in that: A snap-fit ​​piece is arranged on the other end of the lower box body, the lower end of the snap-fit ​​piece is rotatably arranged on the lower box body, a snap-fit ​​portion is arranged on the upper end of the snap-fit ​​piece, a slot matching the snap-fit ​​portion is arranged on the other end of the upper box body, and the snap-fit ​​portion is adapted to the slot.

7. The intelligent valve lock according to claim 6, characterized in that: A waterproof rubber ring is arranged on the joint surface of the upper box body and the lower box body.

8. The intelligent valve lock according to claim 1, characterized in that: A power supply is also provided, which is connected to the first PCB board and is detachably arranged inside the upper box body or inside the lower box body; or, the power supply is connected to a charging module, which includes a second PCB board, and a charging interface is arranged on the second PCB board, and the charging interface is exposed on the box body on the corresponding side.

9. The intelligent valve lock according to claim 1, characterized in that: The upper box body is provided with a first locking piece, and the groove of the upper box body is provided on the first locking piece. The lower box body is provided with a second locking piece, and the groove of the lower box body is provided on the second locking piece. One of the first locking piece and the second locking piece is provided with a second positioning portion extending toward the other, and the other is provided with a second positioning hole matching the second positioning portion. The second positioning hole and the second positioning portion are matched and connected with each other.

10. The intelligent valve lock according to claim 9, characterized in that: The first locking piece is detachably arranged on the upper box body, and the second locking piece is detachably arranged on the lower box body. The first locking piece and the second locking piece are both provided with connecting parts. The upper box body and the lower box body are provided with connecting grooves corresponding to the connecting parts. The connecting parts are adapted to be positioned on the connecting grooves of the corresponding box bodies, and are connected to the connecting parts and the connecting grooves in sequence through locking pieces to realize the assembly connection of the corresponding locking pieces on the box body.

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