CN216429313U

CN216429313U - Direct-insertion padlock with state monitoring function

Info

Publication number: CN216429313U
Application number: CN202122568932.4U
Authority: CN
Inventors: 刘晋武; 陈勇
Original assignee: Changyuan Contron Power Security Technology Co Ltd
Current assignee: Changyuan Contron Power Security Technology Co Ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-05-03
Anticipated expiration: 2031-10-25

Abstract

The utility model relates to a tool to lock technical field especially relates to a take state monitoring's formula padlock of cuting straightly. An in-line padlock with state monitoring function comprises a lock body, a lock cylinder, a transmission shaft, a locking pin, a lock beam and a state monitoring assembly; the lower part of lock body is equipped with left branch strut portion, shutting vacancy and right branch strut portion, the shutting vacancy set up in left branch strut portion with between the right branch strut portion, the lock beam passes in proper order insert behind left branch strut portion and the shutting vacancy right branch strut portion. The direct-insert padlock with the state monitoring function is simple in structure and convenient to operate, can effectively judge and feed back unlocking and locking states, can ensure that a key operates a next lock after operating one lock, improves the reliability and safety of a lock, and solves the problems that the existing direct-insert padlock cannot feed back the state of the lock, the error prevention performance is poor, and the safety and the reliability are low.

Description

Direct-insertion padlock with state monitoring function

Technical Field

The utility model relates to a tool to lock technical field especially relates to a take state monitoring's formula padlock of cuting straightly.

Background

The padlock has the characteristics of simple structure, convenient use and operation and the like, is widely applied to various fields, and can be used as an electric anti-misoperation locking lockset when applied to electrical equipment such as transformer substations, power distribution rooms and the like in the field of electric power. At present, the padlock is mostly the collar tie that uses the U type to realize preventing burglary, the collar tie of U type is easy to be prized, by the scissors, there is the structure complicacy, the problem of operation complicacy and security low, prevent the mistake field in relating to safety, in order to guarantee personal safety, the operation of some equipment often has certain logicality, for example, require when operating certain equipment, for safety, to operate A lock earlier, shutting A lock, operate B lock again, then shutting B lock, the mechanical mistake performance of preventing of current padlock structure is poor, operating personnel can also extract when A lock does not block the intelligent key, then operate B lock, and can't monitor the state of padlock, the security and the reliability of padlock are low.

SUMMERY OF THE UTILITY MODEL

The problem that provides to the background art, the utility model aims to provide a take state monitoring's formula padlock of cuting straightly, simple structure, convenient operation, and can effectively judge and feed back unblank and the shutting state, can guarantee that the key operates next lock after having operated a lock again, improved the reliability and the security of tool to lock, solved current formula padlock of cuting straightly can't feed back the tool to lock state, prevent that the mistake performance is poor, security and the low problem of reliability.

To achieve the purpose, the utility model adopts the following technical proposal:

an in-line padlock with state monitoring function comprises a lock body, a lock cylinder, a transmission shaft, a locking pin, a lock beam and a state monitoring assembly;

the lower part of the lock body is provided with a left supporting part, a locking vacancy and a right supporting part, the locking vacancy is arranged between the left supporting part and the right supporting part, and the lock beam sequentially penetrates through the left supporting part and the locking vacancy and then is inserted into the right supporting part;

the lock cylinder, the transmission shaft and the locking pin are all arranged inside the lock body, the right end of the transmission shaft is connected with the driving end of the lock cylinder, the lock cylinder is used for driving the transmission shaft to rotate, the left end of the transmission shaft is provided with an eccentric groove, and the middle of the transmission shaft is provided with an empty avoiding groove; the left end of the lock beam is provided with a first clamping groove, the upper end of the locking pin is in contact fit with the eccentric groove, the lower end of the locking pin is in contact with the lock beam, and the locking pin can be separated from the first clamping groove in a vertically movable manner or clamped into the first clamping groove;

the state monitoring assembly comprises a microswitch, a PCB (printed circuit board) and a coding piece, the microswitch is arranged above a section of the transmission shaft provided with the clearance groove, and the microswitch and the coding piece are respectively in signal connection with the PCB.

Further, the left support portion and the right support portion are respectively provided with corresponding lock beam holes, and the lock beam penetrates through the lock beam hole of the left support portion and can be inserted into or withdrawn from the lock beam hole of the right support portion in a left-right movable manner.

Furthermore, a first mounting cavity and a second mounting cavity are formed in the upper portion of the lock body, and the lock cylinder is arranged in the first mounting cavity;

the transmission shaft rotationally set up in the second installation intracavity, micro-gap switch with the PCB circuit board all set up in the second installation intracavity, just micro-gap switch install in the bottom of PCB circuit board.

The PCB circuit board is detachably mounted on the fixing seat, and the fixing seat is arranged at the upper part of the second mounting cavity.

Further, the lock further comprises a dustproof cover, the coding piece is arranged in the first installation cavity, the coding piece is arranged on the right side of the lock cylinder, a first installation groove is formed in the lock body, the first installation groove is located on the right side of the first installation cavity and communicated with the first installation cavity, and the dustproof cover is detachably installed in the first installation groove.

The dustproof cover is characterized by further comprising a fastener and a first spring, wherein the right supporting part is provided with a second mounting groove, the second mounting groove is communicated with the first mounting groove, the second mounting groove is provided with a limiting step, the first spring is arranged in the second mounting groove, one end of the first spring abuts against the limiting step, and the other end of the first spring abuts against the dustproof cover;

the fastener passes through the dust cover and then enters the second mounting groove, one end of the fastener penetrates into the first spring, and the other end of the fastener abuts against the dust cover to the first mounting groove.

Further, a pin hole is formed in the left support portion along the vertical direction, the upper end of the pin hole is communicated with the second mounting cavity, the lower end of the pin hole is communicated with a lock beam hole of the left support portion, and the locking pin is arranged in the pin hole in a vertically movable mode.

The left support part is provided with a first clamping groove, the left support part is provided with a first mounting groove along the vertical direction, the first mounting groove is positioned on the left side of the pin hole, and the lower end of the first mounting groove is communicated with the lock beam hole of the left support part;

the spacer pin with the second spring all set up in the third mounting groove, the one end of second spring with the top fixed connection of third mounting groove, the other end of second spring with the top fixed connection of spacer pin, the spacer pin is in thereby reciprocate in the third mounting groove break away from or the card is gone into the second draw-in groove.

Further, trapezoidal shaft sections are arranged at the bottoms of the locking pin and the limiting pin, the longitudinal section of each trapezoidal shaft section is in an inverted trapezoid shape, a first inclined plane matched with the trapezoidal shaft section of the locking pin is arranged on the right side wall of the first clamping groove, and a second inclined plane matched with the trapezoidal shaft section of the limiting pin is arranged on the left side wall of the second clamping groove.

Furthermore, the lock further comprises a positioning pin, wherein the lock body is provided with a positioning hole, one end of the positioning pin is connected with the shell of the lock core, and the other end of the positioning pin is inserted into the positioning hole.

Compared with the prior art, the embodiment of the utility model has following beneficial effect:

1. the unlocking and locking of the direct-insertion padlock can be indirectly reflected by the closing or opening of the microswitch, the direct-insertion padlock is simple in structure, the unlocking and locking states can be effectively judged and fed back, a key can be guaranteed to operate the next lock after one lock is operated, the reliability and safety of the lock are improved, and the problems that the existing direct-insertion padlock cannot feed back the lock state, the anti-misoperation performance is poor, and the safety and reliability are low are solved;

2. the lock beam holes are formed in the left supporting part and the right supporting part respectively, so that the lock beam penetrates through the left supporting part and the locking vacancy once and then is inserted into the right supporting part to lock or open the locking vacancy, the direct-insertion lock beam is simple in design and structure, the unlocking and locking operations can be smoother, and the operation convenience is effectively improved;

3. through left side supporting part with right side supporting part has seted up respectively the lock beam hole realizes the lock beam once passes left side supporting part with insert behind the shutting vacancy right side supporting part to this locking or opening the shutting vacancy, the lock beam design simple structure of formula cut straightly, and can make the operation of unblanking and shutting more smooth and easy, effectively improve the simple operation nature.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of an inline padlock with status monitoring;

FIG. 2 is an exploded view of an inline padlock with condition monitoring according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of an in-line padlock with status monitoring according to an embodiment of the present invention (with the lock body and the fixing base removed and in a locked state);

fig. 4 is a schematic perspective view of an in-line padlock with status monitoring according to an embodiment of the present invention (with the lock body and the fixing base removed, in an unlocked state);

FIG. 5 is a schematic cross-sectional view of an inline padlock with status monitoring according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of the use of an inline padlock and key with condition monitoring according to one embodiment of the present invention;

wherein: the lock body 1, a left supporting part 11, a pin hole 111, a third mounting groove 112, a locking vacancy 12, a right supporting part 13, a second mounting groove 131, a limiting step 132, a lock beam hole 14, a first mounting cavity 15, a second mounting cavity 16, a first mounting groove 17, a positioning hole 18, a through hole 19, a lock cylinder 2, a shell 21, a transmission shaft 3, an eccentric groove 31, an empty avoiding groove 32, a locking pin 4, a trapezoidal shaft section 41, a lock beam 5, a first clamping groove 51, a first inclined plane 511, a second clamping groove 52, a second inclined plane 512, a state monitoring assembly 6, a microswitch 61, a PCB circuit board 62, a coding sheet 63, a fixing seat 7, a dust cover 8, a fastener 91, a first spring 92, a limiting pin 93, a second spring 94, a positioning pin 95, a key 10 and a key movable shaft 101.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.

As shown in fig. 1 to 6, an in-line padlock with status monitoring comprises a lock body 1, a lock cylinder 2, a transmission shaft 3, a locking pin 4, a lock beam 5 and a status monitoring assembly 6;

the lower part of the lock body 1 is provided with a left support part 11, a locking vacancy 12 and a right support part 13, the locking vacancy 12 is arranged between the left support part 11 and the right support part 13, and the lock beam 5 sequentially penetrates through the left support part 11 and the locking vacancy 12 and then is inserted into the right support part 13;

the lock core 2, the transmission shaft 3 and the locking pin 4 are all arranged inside the lock body 1, the right end of the transmission shaft 3 is connected with the driving end of the lock core 2, the lock core 2 is used for driving the transmission shaft 3 to rotate, the left end of the transmission shaft 3 is provided with an eccentric groove 31, and the middle part of the transmission shaft 3 is provided with an empty avoiding groove 32; a first clamping groove 51 is formed in the left end of the lock beam 5, the upper end of the locking pin 4 is in contact fit with the eccentric groove 31, the lower end of the locking pin 4 is in contact with the lock beam 5, and the locking pin 4 can be separated from or clamped into the first clamping groove 51 in a vertically movable manner;

the state monitoring assembly 6 comprises a microswitch 61, a PCB circuit board 62 and a coding sheet 63, the microswitch 61 is arranged above the section of the transmission shaft 3 provided with the clearance groove 32, and the microswitch 61 and the coding sheet are respectively in signal connection with the PCB circuit board 62.

The working principle of the direct-insert padlock with the state monitoring function is as follows:

when the lock needs to be unlocked, a key 10 with a code reading piece is inserted into the lock cylinder 2, the code reading piece of the key 10 reads information of the code piece 63, if the key is correct, the key movable shaft 101 of the key 10 rotates to drive the lock cylinder 2 and the transmission shaft 3 to rotate, the eccentric groove 31 also rotates along with the transmission shaft 3, when the eccentric groove 31 rotates downwards, the eccentric groove 31 gives way to the locking pin 4, at the moment, the lock beam 5 is pulled leftwards, so that the locking pin 4 moves upwards to be separated from the first clamping groove 51, the lock beam 5 is separated from the right supporting part 13, the locking vacancy 12 is opened, as the transmission shaft 3 rotates, the clearance groove 32 also rotates, at the moment, the clearance groove 32 rotates to the lower part of the microswitch 61, and the microswitch 61 is switched from an original state of being pressed to a state of releasing disconnection, the PCB 62 detects the off state of the microswitch 61 and feeds back the off state to the key 10 through the code sheet 63, and the key 10 reads the off state of the microswitch 61 to complete unlocking;

at this time, the locking pin 4 is abutted between the lock beam 5 and the eccentric groove 31, the key movable shaft 101 of the key 10 cannot rotate to drive the transmission shaft 3 to return to the initial state, and at this time, the key 10 is clamped in the lock cylinder 2, and the key 10 cannot be pulled out; the key 10 can be pulled out only when the locking is required, the lock beam 5 is pushed into the right supporting portion 13, at this time, the key movable shaft 101 of the key 10 rotates to drive the lock cylinder 2 and the transmission shaft 3 to rotate, the eccentric groove 31 rotates and presses the locking pin 4 downwards, the locking pin 4 moves downwards and is clamped into the first clamping groove 51, the empty avoiding groove 32 also rotates due to the rotation of the transmission shaft 3, at this time, the empty avoiding groove 32 rotates and is far away from the microswitch 61, the microswitch 61 is switched to a pressed closed state from a released open state under the pressing action of the transmission shaft 3, the PCB circuit board 62 detects the closed state of the microswitch 61 and feeds back to the key 10 through the code sheet 63, and the key 10 reads the closed state of the microswitch 61, completing unlocking;

it should be noted that the code reading piece is in communication connection with the code piece 63 in a wireless communication manner, the key 10 wirelessly interacts with the in-line padlock, the unlocking state can be recorded on the key 10, an operation ticket can be issued in the key 10, when there are a plurality of in-line padlocks, the logic of the operation ticket is to operate the lock a first, and the lock a needs to be unlocked first, then the lock B needs to be unlocked and then the lock B needs to be locked, the key can operate the lock B after the lock a is operated and the lock beam 5 of the lock a is monitored to be closed by the state monitoring assembly 6, otherwise, the key cannot be operated next step, the state of the in-line padlock is recorded and stored in real time in the operation process of the key 10, and the situation that the padlock is unlocked without operation requirements is avoided.

The formula padlock of cuting straightly of area state monitoring, through micro-gap switch 61's closure or disconnection can indirectly reflect the formula padlock unblank and the shutting, the formula padlock's simple structure, convenient operation, and can effectively judge and feed back unblank and shutting state, can guarantee that the key operates next lock again after having operated a lock, improved the reliability and the security of tool to lock, solved current formula padlock can't feed back the tool to lock state, prevent that the mistake performance is poor, security and reliability are low problem.

Further, the left support portion 11 and the right support portion 13 are respectively provided with a corresponding lock beam hole 14, and the lock beam 5 is inserted into the lock beam hole 14 of the left support portion 11 and can be inserted into or withdrawn from the lock beam hole 14 of the right support portion 13 in a left-right movable manner.

Through left side supporting part 11 with right side supporting part 13 has been seted up respectively lock beam hole 14 realizes lock beam 5 passes in proper order left side supporting part 11 with insert behind the shutting vacancy 12 right side supporting part 13 to this locking or open shutting vacancy 12, the formula of cuting straightly lock beam design simple structure just can make the operation of unblanking and shutting more smooth and easy, effectively improves the simple operation nature.

Furthermore, a first installation cavity 15 and a second installation cavity 16 are formed in the upper portion of the lock body 1, and the lock cylinder 2 is arranged in the first installation cavity 15;

the transmission shaft 3 is rotatably arranged in the second mounting cavity 16, the micro switch 61 and the PCB circuit board 62 are both arranged in the second mounting cavity 16, and the micro switch 61 is arranged at the bottom of the PCB circuit board 62.

Through setting up first installation cavity 15 with second installation cavity 16 for the lock core 2, transmission shaft 3, micro-gap switch 61 and PCB circuit board 62 the cooperation degree when the operation is high, and reduce the influence to other parts among the part operation process, can effectively guarantee micro-gap switch 61 is right the accuracy that the unblank of formula padlock and shutting state were judged cut straightly.

More specifically, the PCB mounting structure further comprises a fixing seat 7, wherein the PCB 62 is detachably mounted on the fixing seat 7, and the fixing seat 7 is arranged at the upper part of the second mounting cavity 16.

By arranging the fixed seat 7, the PCB 62 is detachably mounted on the fixed seat 7, so that the mounting stability of the PCB 62 and the microswitch 61 can be improved, and the accuracy of judging the unlocking and locking states of the direct-insertion padlock by the microswitch 61 is ensured;

specifically, through-hole 19 has been seted up to the top surface of lock body 1, fixing base 7 passes through-hole 19 install in lock body 1, PCB circuit board 62 through screw, bolt detachably install in the bottom of fixing base 7, convenient assembling, assembly efficiency is high.

Further, the lock further comprises a dust cover 8, the coding piece 63 is arranged in the first installation cavity 15, the coding piece 63 is arranged on the right side of the lock cylinder 2, the lock body 1 is provided with a first installation groove 17, the first installation groove 17 is located on the right side of the first installation cavity 15 and communicated with the first installation cavity 15, and the dust cover 8 is detachably installed in the first installation groove 17.

Through inciting somebody to action coding piece 63 set up in the right side of lock core 2 key 10 inserts during the lock core 2, can make things convenient for the piece of reading of key 10 with read coding piece 63's information, through setting up shield 8, when need not insert during the key 10, shield 8 can play dustproof, improve the effect of pleasing to the eye degree, shield 8 detachably install in first mounting groove 17, easy dismounting, and installation stability is strong.

Further, the dust-proof cover further comprises a fastener 91 and a first spring 92, the right supporting portion 13 is provided with a second installation groove 131, the second installation groove 131 is communicated with the first installation groove 17, the second installation groove 131 is provided with a limit step 132, the first spring 92 is arranged in the second installation groove 131, one end of the first spring 17 abuts against the limit step 132, and the other end of the first spring 92 abuts against the dust-proof cover 8;

the fastening piece 91 penetrates through the dust cover 8 and then enters the second mounting groove 131, one end of the fastening piece 91 penetrates into the first spring 92, and the other end of the fastening piece 91 tightly presses the dust cover 8 against the first mounting groove 17.

Through setting up fastener 91, can with dust cover 8 detachably install in first mounting groove 17, specifically, fastener 91 is fasteners such as screw or bolt, the one end of first spring 92 with spacing step 132 offsets, the other end of first spring 92 with dust cover 8 offsets, when screwing up during fastener 91, dust cover 8 presses first spring 92, when loosening during fastener 91, dust cover 8 is in push out under the elastic action of first spring 91 to make the operator can conveniently dial open dust cover 8.

Specifically, a pin hole 111 is formed in the left support portion 11 in the vertical direction, the upper end of the pin hole 111 communicates with the second mounting cavity 16, the lower end of the pin hole 111 communicates with the bridge hole 14 of the left support portion 11, and the locking pin 4 is disposed in the pin hole 111 so as to be movable up and down.

By arranging the pin hole 111 in the left support part 11, the locking pin 4 can be arranged in the pin hole 111 in a vertically movable manner, so that the locking pin 4 can move up and down, the locking pin 4 is separated from or clamped into the first clamping groove 51, and under the limiting action of the pin hole 111, the locking pin 4 is not easy to swing in the vertical movement process, and the fluency of unlocking and locking actions is ensured.

More specifically, the lock comprises a limiting pin 93 and a second spring 94, wherein a second clamping groove 52 is formed at the right end of the lock beam 5, a third mounting groove 112 is formed in the left support portion 11 along the vertical direction, the third mounting groove 112 is located on the right side of the pin hole 111, and the lower end of the third mounting groove 112 is communicated with the lock beam hole 14 of the left support portion 11;

the limit pin 93 and the second spring 94 are both disposed in the third mounting groove 112, one end of the second spring 94 is fixedly connected to the top of the third mounting groove 112, the other end of the second spring 94 is fixedly connected to the top of the limit pin 93, and the limit pin 93 moves up and down in the third mounting groove 112 to be disengaged from or clamped into the second clamping groove 52.

Through the arrangement of the limit pin 93 and the second spring 94, when the lock is locked, the limit pin 94 and the second spring 94 are pressed, when the lock is unlocked, the lock beam 5 is pulled leftwards, and when the second clamping groove 52 moves to the position below the limit pin 93, the limit pin 93 moves downwards under the elastic action of the second spring 94 and is clamped into the second clamping groove 52, so that the lock beam 5 is limited, and the lock beam 5 is prevented from being pulled away to separate the lock beam 5 from the lock body 1.

Specifically, trapezoidal shaft sections 41 are respectively arranged at the bottoms of the locking pin 4 and the limiting pin 93, the longitudinal section of each trapezoidal shaft section 41 is in an inverted trapezoid shape, a first inclined plane 511 matched with the trapezoidal shaft section 41 of the locking pin 4 is arranged on the right side wall of the first clamping groove 51, and a second inclined plane 512 matched with the trapezoidal shaft section 41 of the limiting pin 93 is arranged on the left side wall of the second clamping groove 52.

By arranging the trapezoidal shaft section 41 on the locking pin 4 and arranging the first inclined plane 511 matched with the trapezoidal shaft section 41 of the locking pin 4 on the right side wall of the first clamping groove 51, when unlocking is needed, the lock beam 5 is pulled leftwards, and the trapezoidal shaft section 41 of the locking pin 4 is matched with the first inclined plane 511, so that the locking pin 4 moves upwards, and the locking pin 4 is separated from the first clamping groove 51, thereby unlocking;

through the spacer pin 93 sets up trapezoidal axle section 41, just the left side wall of second draw-in groove 52 be equipped with the trapezoidal axle section 41 matched with second inclined plane 512 of spacer pin 93, when needs shutting, promote right the lock beam 5, the trapezoidal axle section 41 of spacer pin 93 with the cooperation of second inclined plane 512 makes spacer pin 93 rebound, thereby realizes the spacer pin 93 breaks away from second draw-in groove 52 realizes shutting.

More specifically, the lock further includes a positioning pin 95, the lock body 1 is provided with a positioning hole 19, one end of the positioning pin 95 is connected with the housing 21 of the lock cylinder 2, and the other end of the positioning pin 95 is inserted into the positioning hole 18.

Through setting up locating pin 95, casing 21 of lock core 2 can pass through locating pin 95 location, thereby will lock core 2 is located lock body 1 has effectively improved the installation stability of lock core 2, when the key loose axle 101 of key 10 rotates, lock core 2 can not take place the skew, stable in structure, and the reliability is high.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and is not to be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. An in-line padlock with state monitoring function is characterized by comprising a lock body, a lock cylinder, a transmission shaft, a locking pin, a lock beam and a state monitoring assembly;

the lock cylinder, the transmission shaft and the locking pin are all arranged inside the lock body, the right end of the transmission shaft is connected with the driving end of the lock cylinder, the lock cylinder is used for driving the transmission shaft to rotate, the left end of the transmission shaft is provided with an eccentric groove, and the middle of the transmission shaft is provided with an empty avoiding groove; the left end of the lock beam is provided with a first clamping groove, the upper end of the locking pin is in contact fit with the eccentric groove, the lower end of the locking pin is in contact with the lock beam, and the locking pin can be separated from or clamped into the first clamping groove in a vertically movable manner;

2. An in-line padlock with status monitor as claimed in claim 1, wherein the left and right support portions are respectively provided with corresponding shackle holes, and the shackle is inserted into the shackle hole of the left support portion and can be inserted into or withdrawn from the shackle hole of the right support portion in a movable manner.

3. The in-line padlock of claim 1, wherein the lock body has a first mounting cavity and a second mounting cavity at an upper portion thereof, and the lock cylinder is disposed in the first mounting cavity;

4. An in-line padlock of claim 3, further comprising a mounting base to which the PCB circuit board is detachably mounted, the mounting base being disposed at an upper portion of the second mounting cavity.

5. The in-line padlock of claim 3, further comprising a dust cover, wherein the code strip is disposed in the first mounting cavity, the code strip is disposed on the right side of the lock cylinder, the lock body is provided with a first mounting groove, the first mounting groove is located on the right side of the first mounting cavity and communicated with the first mounting cavity, and the dust cover is detachably mounted to the first mounting groove.

6. The in-line padlock with the function of state monitoring as claimed in claim 5, further comprising a fastener and a first spring, wherein a second mounting groove is formed in the right support part, the second mounting groove is communicated with the first mounting groove, a limiting step is arranged on the second mounting groove, the first spring is arranged in the second mounting groove, one end of the first spring abuts against the limiting step, and the other end of the first spring abuts against the dust cover;

7. An in-line padlock according to claim 3, wherein the left support portion has a pin hole formed therein in a vertical direction, an upper end of the pin hole communicates with the second mounting cavity, a lower end of the pin hole communicates with the beam hole of the left support portion, and the locking pin is vertically movably disposed in the pin hole.

8. The in-line padlock of claim 7, further comprising a limit pin and a second spring, wherein a second slot is formed at the right end of the lock beam, a third mounting groove is formed in the left support part along the vertical direction, the third mounting groove is located on the right side of the pin hole, and the lower end of the third mounting groove is communicated with the lock beam hole of the left support part;

9. An in-line padlock with status monitor as claimed in claim 8, wherein the locking pin and the limiting pin are each provided with a trapezoidal shaft section at the bottom, the trapezoidal shaft section has an inverted trapezoidal shape in longitudinal section, the right side wall of the first slot is provided with a first inclined surface matching with the trapezoidal shaft section of the locking pin, and the left side wall of the second slot is provided with a second inclined surface matching with the trapezoidal shaft section of the limiting pin.

10. The in-line padlock of claim 1, further comprising a locating pin, wherein the lock body defines a locating hole, one end of the locating pin is connected to the housing of the lock cylinder, and the other end of the locating pin is inserted into the locating hole.