CN215803813U - Lock with state detection function - Google Patents

Abstract

The utility model discloses a lockset with state detection, which belongs to the technical field of power transmission and transformation, and comprises a lock body, a lock rod and a trigger resistor assembly, wherein the trigger resistor assembly comprises a first trigger part and a second trigger part, and the first trigger part or the second trigger part is provided with a trigger resistor; the lock body is provided with a detection module and a lock rod channel, a first trigger part is arranged in the lock rod channel, and a second trigger part is arranged at one end part of the lock rod; when the lock rod is inserted into the lock rod channel and inserted to the locking position, the first trigger part is contacted with the second trigger part, and the detection module is used for detecting the resistance value of the trigger resistor or the resistance value change value of the trigger resistor. The utility model solves the problem that the existing lockset is difficult to obtain the state feedback of whether the lockset is locked or unlocked so as to cause misoperation accidents.

Description

Lock with state detection function

Technical Field

The utility model relates to the technical field of power transmission and transformation, in particular to a lockset with state detection.

Background

In the field of power transmission and transformation, a plurality of locks need real feedback states. Such as a ground wire lock: in order to maintain the safety of the operation of the power grid, the lines and electrical equipment need to be detected or periodically overhauled and maintained before being put into operation. In the detection and maintenance operations of the electrical equipment, for guaranteeing the life safety of operators, temporary grounding wires need to be hung before maintenance and detection, and meanwhile, the operation safety of the whole power grid in the power transmission process after maintenance can be guaranteed. In addition, after the maintenance is finished, the ground wire needs to be removed to transmit power to the electrical equipment, and if the ground wire is forgotten to be removed or is not really removed, the direct power transmission happens, so that short-circuit accidents can occur, and the electrical equipment and power grid facilities are damaged. As well as a fixed lock: the microcomputer anti-misoperation system adopts the anti-misoperation locking tool to realize forced locking of the circuit breaker, the isolating switch, the grounding switch, the ground wire, the net door and the cabinet door so as to achieve the purpose of anti-misoperation. However, the existing fixed lock cannot acquire the unlocking and locking states in real time. In transformer substation and distribution network, there are a large amount of net doors and cabinet doors, because of can't acquire net door and cabinet door and tool to lock state simultaneously, still have net door and cabinet door operation "the idle stroke" hidden danger of walking, can't avoid the emergence of maloperation accident.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks, an object of the present invention is to provide a lock with status detection, which solves the problem that it is difficult to obtain status feedback of whether the lock is locked or unlocked in the conventional structure, thereby causing an accident of misoperation.

In order to achieve the purpose, the utility model adopts the following technical scheme: a lockset with state detection comprises a lock body, a lock rod and a trigger resistance assembly, wherein the trigger resistance assembly comprises a first trigger part and a second trigger part, and the first trigger part or the second trigger part is provided with a trigger resistance;

the lock body is provided with a detection module and a lock rod channel, the lock rod channel is internally provided with the first trigger piece, and one end part of the lock rod is provided with the second trigger piece; when the lock rod is inserted into the lock rod channel and inserted to the locking position, the first trigger part is contacted with the second trigger part, and the detection module is used for detecting the resistance value of the trigger resistor or the resistance value change value of the trigger resistor.

It is worth to say that the lock body is also provided with a lock tongue channel and a lock button part, the lock tongue channel is communicated with the lock rod channel, a lock tongue part is arranged in the lock tongue channel in a sliding manner, the lock button part is connected with the lock tongue part, and the lock button part drives the lock tongue part to slide in the lock tongue channel;

one side of the lock rod facing the lock tongue channel is provided with a locking groove, when the lock rod is inserted into a locking position, the locking groove is aligned to the lock tongue channel, and the front end part of the lock tongue part is clamped into the locking groove.

Optionally, the locking button portion is provided with a pin body, the pin body is offset from a rotating shaft of the locking button portion, the locking button portion is rotatably connected with the locking tongue portion through the pin body, and the locking button portion is perpendicular to the locking tongue portion.

Specifically, still be equipped with elastic mechanism in the spring bolt passageway, elastic mechanism's one end with the rear end of lock tongue portion is connected, elastic mechanism's the other end with the lock body is connected.

Preferably, the lock body is further provided with a key socket, a measuring end of the key socket is electrically connected with the detection module, and an unlocking end of the key socket is connected with the lock button part.

It is worth to say that the trigger resistor is an identification resistor, and the trigger resistor is electrically connected with the first trigger piece, or the trigger resistor is electrically connected with the second trigger piece; when the lock rod passes through the lock rod channel and is inserted into a locking position, the first trigger part and the second trigger part are electrically connected;

when the lock rod is inserted into the lock rod channel and inserted to the locking position, the first trigger part is contacted with the second trigger part, and the detection module is used for detecting the resistance value of the trigger resistor.

Optionally, a first protruding portion is disposed on a surface of the first trigger, the first protruding portion extends toward the second trigger, and a first annular groove is formed in the first protruding portion; a second bulge is arranged on the surface of the second trigger piece, the second bulge extends towards the first trigger piece, and a second annular groove is formed in the second bulge;

a first protruding clamping piece is arranged in the first annular groove, a first gap is formed between the first protruding clamping piece and the first annular groove, and when the first protruding clamping piece is inserted into the second annular groove, the second protruding part is clamped into the first gap;

or a second protruding clamping piece is arranged in the second annular groove, a second gap is formed between the second protruding clamping piece and the second annular groove, and when the second protruding clamping piece is inserted into the first annular groove, the first protruding part is clamped into the second gap.

Specifically, the trigger resistor is a strain sensitive resistor, the trigger resistor is arranged in the lock rod channel through the first trigger piece, and the trigger resistor is electrically connected with the detection module;

the first trigger part is of a straight pipe structure, the trigger resistor is arranged on the outer wall of the first trigger part, and the second trigger part is in interference fit with the first trigger part;

when the lock rod penetrates through the lock rod channel and is inserted into a locking position, the second trigger piece is inserted into the first trigger piece, and the detection module is used for detecting the resistance value change value of the trigger resistor.

Preferably, the first trigger piece comprises a guide channel and a trigger channel, the diameter of the guide channel is larger than that of the lock rod, the diameter of the trigger channel is smaller than that of the lock rod, and the trigger resistor is arranged on the outer wall of the trigger channel;

the diameter of the guide channel gradually decreases from a direction away from the trigger channel to a direction close to the trigger channel.

One of the above technical solutions has the following beneficial effects: in the lockset with the state detection function, the first trigger part and the second trigger part are arranged, the first trigger part or the second trigger part is provided with the trigger resistor, and the detection module is used for detecting the resistance value of the trigger resistor or the resistance value change value of the trigger resistor to judge whether the first trigger part and the second trigger part are in contact or not, so that whether the lock rod is inserted into a locking position or is in an unlocking position is judged. When the lockset is applied to the ground wire lock, whether the ground wire is completely removed or not can be accurately judged, when the detection module cannot detect the resistance value of the trigger resistor or the resistance value change value of the trigger resistor, the fact that the ground wire is removed is judged, and then power transmission is operated, so that the occurrence of short-circuit accidents can be avoided. When the lockset is applied to a fixed lock, the detection module is utilized to detect the resistance value of the trigger resistor or the resistance value change value of the trigger resistor, so that the state of a net door or a cabinet door of the lockset can be indirectly acquired, and whether the net door or the cabinet door is locked or unlocked is avoided, thereby avoiding the occurrence of misoperation accidents.

Drawings

FIG. 1 is a cross-sectional view of a front view of the ground lock of one embodiment of the present invention when latched;

FIG. 2 is a cross-sectional view of a top view of the ground wire lock of FIG. 1;

FIG. 3 is a cross-sectional view of a right side view of the ground wire lock of FIG. 1;

FIG. 4 is a cross-sectional view of a front view of the ground wire lock of one embodiment of the present invention when unlocked;

FIG. 5 is a schematic diagram of a trigger resistor assembly of the ground lock of FIG. 1;

FIG. 6 is a cross-sectional view of a front view of another embodiment of the present invention when the ground wire lock is unlocked;

FIG. 7 is a cross-sectional view of a front view of the ground line lock with the ground line lock latched in accordance with another embodiment of the present invention;

FIG. 8 is a cross-sectional view of a top view of the ground wire lock of FIG. 7;

FIG. 9 is a schematic diagram of the trigger resistor assembly of the ground lock of FIG. 7;

FIG. 10 is a cross-sectional view of a front view of the pin tumbler lock of one embodiment of the present invention;

FIG. 11 is a cross-sectional view of a right side view of the pin tumbler of FIG. 10;

FIG. 12 is a cross-sectional view of a front view of a pin tumbler lock according to an embodiment of the present invention when unlocked;

FIG. 13 is a cross-sectional view of a front view of another embodiment of the present invention with the pin lock unlocked;

FIG. 14 is a schematic structural view of a first trigger member of one embodiment of the present invention;

FIG. 15 is a schematic structural view of a second trigger member of an embodiment of the present invention;

FIG. 16 is a schematic structural view of a first trigger member of another embodiment of the present invention;

FIG. 17 is a schematic structural view of a second trigger member of another embodiment of the present invention;

FIG. 18 is a schematic structural diagram of a ground lock of one embodiment of the present invention;

figure 19 is a schematic view of a pin tumbler according to an embodiment of the present invention.

Wherein: 1, a lock body; 11, a locking tongue part; 12 a locking button part; a pin body 121; 13 an elastic mechanism; 14 a detection module; 15 a key receptacle; 16 a deadbolt passage; 2 lock bar; 21 a locking groove; 22 a locking bar channel; 3 triggering a resistance component; 31 a first trigger; 311 a first projection; 312 a first annular groove; 313 a first projecting catch; 314 guide channel; 315 triggering the channel; 32 a second trigger; 321 a second projection; 322 a second annular groove; 323 a second projecting catch; 33 a trigger resistor; 4, a computer key; 5, a ground wire end; 6, locking the board; 7 twisting the hand.

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 or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to 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 those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to 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.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

With reference to fig. 1 to 19, a lock with status detection according to an embodiment of the present invention is described below, including a lock body 1 and a lock rod 2, and further including a trigger resistor assembly 3, where the trigger resistor assembly 3 includes a first trigger 31 and a second trigger 32, and the first trigger 31 or the second trigger 32 is provided with a trigger resistor 33; the lock body 1 is provided with a detection module 14 and a lock rod channel 22, the lock rod channel 22 is internally provided with the first trigger piece 31, and one end part of the lock rod 2 is provided with the second trigger piece 32; when the lock bar 2 is inserted into the lock bar channel 22 and inserted to the locking position, the first trigger 31 and the second trigger 32 are in contact, and the detection module 14 is configured to detect a resistance value of the trigger resistor 33 or a resistance change value of the trigger resistor 33.

In the lockset with state detection, the first trigger piece 31 and the second trigger piece 32 are arranged, the trigger resistor 33 is arranged on the first trigger piece 31 or the second trigger piece 32, and the detection module 14 is used for detecting the resistance value of the trigger resistor 33 or the resistance value change value of the trigger resistor 33 to judge whether the first trigger piece 31 and the second trigger piece 32 are in contact or not, so that whether the lock rod 2 is inserted into a locking position or in an unlocking position is judged. When the lockset is applied to a ground wire lock, whether the ground wire is completely removed can be accurately judged, when the detection module 14 cannot detect the resistance value of the trigger resistor 33 or the resistance value change value of the trigger resistor 33, the fact that the ground wire is removed is judged, and then power transmission is operated, so that the occurrence of short-circuit accidents can be avoided. When the lockset is applied to a fixed lock, the detection module 14 is utilized to detect the resistance value of the trigger resistor 33 or the resistance value change value of the trigger resistor 33, so that the state of a net door or a cabinet door provided with the lockset can be indirectly acquired, whether the net door or the cabinet door is locked or unlocked is judged, and the occurrence of misoperation accidents is avoided.

It should be noted that the detection module 14 detects the resistance value of the trigger resistor 33, that is, after the lock is unlocked, the first trigger 31 and the second trigger 32 are not in contact, the resistance value detected by the detection module 14 is infinite, after the lock is locked, the first trigger 31 and the second trigger 32 are in contact, and the resistance value detected by the detection module 14 is the resistance value of the trigger resistor 33. Therefore, when the resistance value detected by the detection module is the resistance value of the trigger resistor 33, it represents that the lock is locked, and when the resistance value detected by the detection module is infinite, it represents that the lock is unlocked.

The detection module 14 detects the resistance value change value of the trigger resistor 33, that is, the trigger resistor 33 may present two different resistance values when the first trigger component 31 and the second trigger component 32 are in contact with each other and when the first trigger component 31 and the second trigger component 32 are not in contact with each other, after the lock is unlocked, the first trigger component 31 and the second trigger component 32 are not in contact with each other, the resistance value of the trigger resistor 33 detected by the detection module 14 is X ohms, after the lock is locked, the first trigger component 31 and the second trigger component 32 are in contact with each other, and the resistance value of the trigger resistor 33 detected by the detection module 14 is Y ohms. Therefore, when the resistance value of the trigger resistor 33 detected by the detection module 14 is X ohm, it represents that the lock is unlocked, and when the resistance value of the trigger resistor 33 detected by the detection module 14 is Y ohm, it represents that the lock is locked.

In some embodiments, as shown in fig. 2, 3, 8 and 11, the lock body 1 further has a bolt channel 16 and a lock button portion 12, the bolt channel 16 is communicated with the lock rod channel 22, a lock tongue portion 11 is slidably disposed in the bolt channel 16, the lock button portion 12 is connected with the lock tongue portion 11, and the lock button portion 12 drives the lock tongue portion 11 to slide in the bolt channel 16; one side of the lock rod 2 facing the lock tongue channel 16 is provided with a locking groove 21, when the lock rod 2 is inserted to a locking position, the locking groove 21 is aligned with the lock tongue channel 16, and the front end of the lock tongue 11 is clamped into the locking groove 21.

The lock button part 12 drives the lock tongue part 11 to slide in the lock tongue channel 16, at the moment, the lock tongue part 11 slides towards one side far away from the lock tongue channel 16, the lock tongue channel 16 is conducted, and the lock rod 2 loses the limitation of the lock tongue part 11 and can move in the lock tongue channel 16. In one embodiment, the lock rod 2 is pulled out of the lock rod channel 22, so as to realize the unlocking function of the lock. In another embodiment, the lock rod 2 is inserted into the locking position of the lock rod channel 22, at this time, the locking groove 21 aligns with the lock tongue channel 16, and then the lock knob portion 12 is rotated, so that the front end portion of the lock tongue portion 11 moves towards the locking groove 21, and finally the front end of the lock tongue portion 11 passes through the lock tongue channel 16 and is embedded into the lock rod channel 22, so as to be clamped into the locking groove 21, and then the lock rod 2 at the locking position is clamped, thereby realizing the locking function of the lock.

It should be noted that, as shown in fig. 2, 3, 8 and 11, the locking button portion 12 is provided with a pin body 121, the pin body 121 is disposed offset from the rotation axis of the locking button portion 12, the locking button portion 12 is rotatably connected with the locking tongue portion 11 through the pin body 121, and the locking button portion 12 is perpendicular to the locking tongue portion 11.

When the locking button portion 12 is rotated, the locking button portion 12 will drive the pin body 121 to rotate by using the rotation shaft of the locking button portion 12 as the rotation shaft, because the pin body 121 is not disposed at the position of the rotation shaft of the locking button portion 12, the pin body 121 is deviated from the rotation shaft of the locking button portion 12 when rotating, and in addition, because the locking button portion 12 is perpendicular to the locking tongue portion 11, the locking tongue portion 11 can be driven to slide linearly in the locking tongue channel 16.

Optionally, as shown in fig. 2, 3, 8 and 11, an elastic mechanism 13 is further disposed in the bolt channel 16, one end of the elastic mechanism 13 is connected to the rear end of the bolt portion 11, and the other end of the elastic mechanism 13 is connected to the lock body 1.

Preferably, the elastic mechanism 13 is a spring. Owing to be equipped with elastic mechanism 13 rotates lock button portion 12 makes when locking lever passageway 22 switches on, lock tongue portion 11 is owing to keeping away from one side of lock tongue passageway 16 slides, the rear end of lock tongue portion 11 will promote thereby elastic mechanism 13 makes elastic mechanism 13 compresses, when stall during locking button portion 12, lock tongue portion 11 has lost the restriction of the revolving force of lock button portion 12 under the effect of the compression elasticity of elastic mechanism 13, elastic mechanism 13 can promote lock tongue portion 11 is to being close to one side of lock tongue passageway 16 slides, and imbeds in the locking lever passageway 22, realize self-closing locking lever passageway 22's function.

Specifically, as shown in fig. 1, 4, 6, 7, 10, 12, 13, 18 and 19, the lock body 1 is further provided with a key socket 15, a measuring end of the key socket 15 is electrically connected with the detection module 14, and an unlocking end of the key socket 15 is connected with the lock button portion 12.

In particular, the lock is equipped with a computer key 4 paired with the lock, and the computer key 4 is used for reading the unique code of the lock body 1. When the key socket 15 is not inserted into the computer key 4, the front end of the lock button portion 12 is inserted into the lock rod channel 22, and the lock tongue channel 16 is in a non-conductive state. When the computer key 4 is inserted into the key socket 15 and the code reading authorization is successful, the computer key 4 is rotated, and the unlocking end of the computer key 4 drives the lock button part 12 to rotate, so that the lock tongue part 11 slides in the lock tongue channel 16, and the unlocking function is realized. After the computer key 4 is inserted into the key socket 15, because the measuring end of the key socket 15 is electrically connected with the detection module 14, the computer key 4 can read whether the detection module 14 detects the resistance value of the trigger resistor 33 or the resistance value change value of the trigger resistor 33 in real time, so that a worker can know the state position of the lock rod 2 in real time.

Preferably, as shown in fig. 1, 2, 4, 5, 10 and 12, the trigger resistor 33 is an identification resistor, the trigger resistor 33 is electrically connected to the first trigger 31, or the trigger resistor 33 is electrically connected to the second trigger 32; when the lock lever 2 passes through the lock lever passage 22 and is inserted to the locking position, the first trigger 31 and the second trigger 32 are electrically connected; when the lock rod 2 is inserted into the lock rod channel 22 and inserted to the locking position, the first trigger 31 and the second trigger 32 are in contact, and the detection module 14 is configured to detect a resistance value of the trigger resistor 33.

As shown in fig. 1, 2, 4 and 5, preferably, the lock is a ground wire lock, and the lock rod 2 is arranged at a ground wire head 5. Two poles of the trigger resistor 33 are connected to the second trigger piece 32, the second trigger piece 32 is fixed to one end of the lock rod 2, and the first trigger piece 31 is fixed in the lock rod channel 22.

In one embodiment, when a computer key 4 is inserted into the lock body 1, the lock button portion 12 is rotated after authorization, the lock button portion 12 drives the lock tongue portion 11 to slide, so that the lock rod channel 22 is conducted, the lock rod 2 is driven to be inserted into the lock rod channel 22 by being connected with a ground wire end 5, the trigger resistor 33 is connected with the first trigger 31 in the lock rod channel 22 by being plugged in through the second trigger 32, at this time, the detection circuit of the detection module 14 detects the resistance value of the trigger resistor 33, and the resistance value of the trigger resistor 33 is fed back to the computer key 4 through a coil, so that the computer key 4 generates a feedback result that the ground wire end 5 is in a hanging state; if the computer key 4 does not detect the resistance value of the trigger resistor 33, the computer key 4 generates a feedback result that the ground wire end 5 is in a detached state.

In another embodiment, when the computer key 4 is inserted into the ground wire lock, the lock button portion 12 is rotated after authorization, the lock button portion 12 drives the lock tongue portion 11 to slide, so that the lock rod channel 22 is conducted, the ground wire head 5 is connected to drive the lock rod 2 to be inserted into the lock rod channel 22, the trigger resistor 33 is connected with the first trigger 31 arranged at one end of the lock rod 2 through the first trigger 31 in the lock rod channel 22 in an inserting manner, at this time, the detection circuit of the detection module 14 detects the resistance value of the trigger resistor 33, and feeds back the resistance value of the trigger resistor 33 to the computer key 4 through a coil, so that the computer key 4 generates a feedback result that the ground wire head 5 is in a hanging state; if the computer key 4 does not detect the resistance value of the trigger resistor 33, the computer key 4 generates a feedback result that the ground wire end 5 is in a detached state.

As shown in fig. 10 and 12, preferably, the lock is a fixed lock, the lock further includes a locking plate 6 and a wrench 7, the lock body 1 is fixed on the door, the locking plate 6 is fixed on the door frame, or the lock body 1 is fixed on the door frame, the locking plate 6 is fixed on the door, the lock rod 2 passes through the locking plate 6, one end of the lock rod 2 is provided with the second trigger 32, the other end of the lock rod 2 is connected with the wrench 7, and the wrench 7 is pulled to enable the lock rod 2 to slide in the lock rod channel 22, so as to drive the second trigger 32 to slide. Specifically, two poles of the trigger resistor 33 are connected to the second trigger member 32, and the first trigger member 31 is fixed in the lock bar passage 22.

In one embodiment, when the computer key 4 is inserted into the lock body 1, the lock button portion 12 is rotated after authorization, the lock button portion 12 drives the lock tongue portion 11 to slide, so that the lock rod channel 22 is conducted, then the wrench 7 drives the lock rod 2 to be inserted into the lock rod channel 22, the trigger resistor 33 is in inserted connection with the first trigger 31 in the lock rod channel 22 through the second trigger 32, at this time, the detection circuit of the detection module 14 detects the resistance value of the trigger resistor 33, and feeds back the resistance value of the trigger resistor 33 to the computer key 4 through a coil, so that the computer key 4 generates a feedback result that the door is in a closed state; if the computer key 4 does not detect the resistance value of the trigger resistor 33, the computer key 4 generates a feedback result that the door is in an open state.

In another embodiment, when the computer key 4 is inserted into the lock body 1, the lock button portion 12 is rotated after authorization, the lock button portion 12 drives the lock tongue portion 11 to slide, so that the lock rod channel 22 is conducted, then the wrench 7 drives the lock rod 2 to be inserted into the lock rod channel 22, the trigger resistor 33 is in inserted connection and communication with the second trigger 32 arranged at one end of the lock rod 2 through the first trigger 31, at this time, the detection circuit of the detection module 14 detects the resistance value of the trigger resistor 33, and feeds back the resistance value of the trigger resistor 33 to the computer key 4 through a coil, so that the computer key 4 generates a feedback result that the door is in a closed state; if the computer key 4 does not detect the resistance value of the trigger resistor 33, the computer key 4 generates a feedback result that the door is in an open state.

In some embodiments, as shown in fig. 14 to 17, a surface of the first trigger member 31 is provided with a first protrusion 311, the first protrusion 311 extends toward the second trigger member 32, and the first protrusion 311 defines a first annular groove 312; a second protrusion 321 is disposed on a surface of the second trigger 32, the second protrusion 321 extends toward the first trigger 31, and a second annular groove 322 is disposed on the second protrusion; a first protruding clamping piece 313 is arranged in the first annular groove 312, a first gap is formed between the first protruding clamping piece 313 and the first annular groove 312, and when the first protruding clamping piece 313 is inserted into the second annular groove 322, the second protruding part 321 is clamped into the first gap;

or a second protruding catch 323 is arranged in the second annular groove 322, a second gap is formed between the second protruding catch 313 and the second annular groove 322, and when the second protruding catch 323 is inserted into the first annular groove 312, the first protruding part 311 is clamped into the second gap.

In the embodiment shown in fig. 14 and 15, when the computer key 4 is inserted into the lock body 1, the locking button portion 12 is rotated after authorization, the locking button portion 12 drives the locking tongue portion 11 to slide so as to conduct the locking rod channel 22, then the locking rod 2 is inserted into the locking rod channel 22, and the first protruding clamping piece 313 is inserted into the second annular groove 322, the second protruding portion 321 is clamped into the first gap 316, so that the first trigger 31 and the second trigger 32 can be effectively electrically connected, and the trigger resistor 33 can be effectively communicated with the detection module 14. The structure of this embodiment can make the first trigger 31 and the second trigger 32 clamped more tightly, so that the circuit is not easily broken.

In another embodiment as shown in fig. 16 and 17, when the computer key 4 is inserted into the lock body 1, and the locking button portion 12 is rotated after authorization, the locking button portion 12 drives the locking tongue portion 11 to slide so as to conduct the locking rod channel 22, then the locking rod 2 is inserted into the locking rod channel 22, and the second protruding clamping piece 323 is inserted into the first annular groove 312, the first protruding portion 311 is clamped into the second gap 324, so that the second trigger 32 and the first trigger 31 can be effectively electrically connected, and the trigger resistor 33 can be effectively communicated with the detection module 14. The structure of this embodiment can make the first trigger 31 and the second trigger 32 clamped more tightly, so that the circuit is not easily broken.

It should be noted that, as shown in fig. 6, 7, 8, 9 and 13, the trigger resistor 33 is a strain sensitive resistor, the trigger resistor 33 is disposed in the locking bar channel 22 through the first trigger member 31, and the trigger resistor 33 is electrically connected to the detection module 14; the first trigger part 31 is of a straight pipe structure, the trigger resistor 33 is arranged on the outer wall of the first trigger part 31, and the second trigger part 32 is in interference fit with the first trigger part 31; when the lock bar 2 passes through the lock bar channel 22 and is inserted into a locking position, the second trigger 32 is inserted into the first trigger 31, and the detection module 14 is configured to detect a resistance change value of the trigger resistor 33.

Specifically, the strain sensitive resistor is an element with elastic deformation, a resistance value is generated in an initial state, when an external force is applied to the strain sensitive resistor, the strain sensitive resistor is deformed, and the resistance value of the strain sensitive resistor is changed after the deformation is generated. In addition, the first trigger 31 is made of a material with elastic deformation, such as a phosphor bronze elastic sheet, a brass elastic sheet, spring steel, TPE plastic, TPU plastic, PVC plastic, silica gel or rubber. Specifically, two poles of the trigger resistor 33 are connected to the detection module 14.

As shown in fig. 6-8, in one embodiment, the lock is a ground wire lock, and the lock rod 2 is disposed at the ground wire head 5. When the computer key 4 is inserted into the lock body 1, and the code reading authorization is successful, the initial resistance value of the trigger resistor 33 is read, wherein the initial resistance value is set to be a ground wire non-hanging state or a ground wire dismounting state by a program, and the initial resistance value of the trigger resistor 33 is detected by the detection module 14 and fed back to the computer key 4 through a coil. At this moment, the computer key 4 rotates to drive the lock button portion 12 to rotate, the lock button portion 12 drives the lock tongue portion 11 to slide, so that the lock rod channel 22 is conducted, the ground lead 5 drives the lock rod 2 to be inserted into the lock rod channel 22, the ground lead 5 is inserted and makes the lock rod 2 drive the second trigger member 32 to enter the first trigger member 31, when the first trigger member 31 is deformed, the first trigger member 31 is elastically deformed due to the interference fit between the second trigger member 32 and the first trigger member 31, the trigger resistor 33 is fixed on the outer wall of the first trigger member 31, when the first trigger member 31 is deformed, the trigger resistor 33 is also elastically deformed accordingly, the resistance value of the trigger resistor 33 is also changed accordingly after the trigger resistor 33 is deformed, at this moment, the detection module 14 detects the resistance change value of the trigger resistor 33 and feeds back the resistance change value to the computer key 4 through the coil, when the computer key 4 reads the resistance change value of the trigger resistor 33, a feedback result that the ground wire head 5 is successfully hooked is generated, wherein the changed resistance value is set to be a ground wire hooking state or a ground wire non-dismantling state by a program.

As shown in fig. 13, in another embodiment, the lock is a fixed lock, the lock further includes a lock catch plate 6 and a wrench 7, the lock body 1 is fixed on the door, the lock catch plate 6 is fixed on the door frame, or the lock body 1 is fixed on the door frame, the lock catch plate 6 is fixed on the door, the lock rod 2 passes through the lock catch plate 6, one end of the lock rod 2 is provided with the second trigger 32, the other end of the lock rod 2 is connected with the wrench 7, and the wrench 7 is pulled to enable the lock rod 2 to slide in the lock rod channel 22, so as to drive the second trigger 32 to slide. The first trigger 31 is fixed in the lock lever passage 22. When the computer key 4 is inserted into the lock body 1, the initial resistance value of the trigger resistor 33 is read after the code reading authorization is successful, wherein the initial resistance value is set to be in a door opening state by a program, and the initial resistance value of the trigger resistor 33 is detected by the detection module 14 and fed back to the computer key 4 through a coil. At this time, the computer key 4 rotates to drive the lock button portion 12 to rotate, the lock button portion 12 drives the lock tongue portion 11 to slide, so that the lock rod channel 22 is conducted, the wrench 7 drives the lock rod 2 to be inserted into the lock rod channel 22, when the lock rod 2 drives the second trigger 32 to enter the first trigger 31, the first trigger 31 generates elastic deformation due to the interference fit between the second trigger 32 and the first trigger 31, the trigger 33 is fixed on the outer wall of the first trigger 31, when the first trigger 31 generates deformation, the trigger 33 also generates elastic deformation, the resistance value of the trigger 33 also changes accordingly after the trigger 33 generates deformation, at this time, the detection module 14 detects the resistance change value of the trigger 33 and feeds back the resistance change value to the computer key 4 through the coil, when the computer key 4 reads the resistance change value of the trigger resistor 33, a feedback result of successful door closing is generated, wherein the changed resistance value is set to be in a door closing state by a program.

Optionally, as shown in fig. 6 and 9, the first triggering member 31 includes a guiding passage 314 and a triggering passage 315, the diameter of the guiding passage 314 is greater than that of the locking rod 2, the diameter of the triggering passage 315 is smaller than that of the locking rod 2, and the triggering resistor 33 is disposed on the outer wall of the triggering passage 315; the diameter of the guide channel 314 decreases from the direction away from the trigger channel 315 to the direction close to the trigger channel 315. Due to the arrangement of the guide channel 314, when the lock rod 2 is inserted into the first trigger 31, the lock rod 2 can be inserted into the trigger channel 315 under the guidance of the guide channel 314, so that the efficiency of inserting the lock rod 2 into the first trigger 31 is improved.

The state detection method is used for the lockset with the state detection function, and comprises a locking step and an unlocking step:

the locking step is as follows:

a1: the computer key 4 is inserted into the lock body 1, and after the code reading authorization is successful, the computer key 4 drives the lock rod channel 22 to be conducted;

a2: the lock rod 2 drives the second trigger piece 32 to be inserted into the lock rod channel 22 and moves towards the direction close to the first trigger piece 31;

a3: when the lock rod 2 is inserted to the locking position, the first trigger piece 31 and the second trigger piece 32 are in contact, and the detection module 14 detects the resistance value of the trigger resistor 33 or the resistance value change value of the trigger resistor 33;

a4: the detection module 14 feeds back the resistance value of the trigger resistor 33 or the resistance value change value of the trigger resistor 33 to the computer key 4, and the computer key 4 generates a feedback result that the lock rod 2 is locked in the lock body 1;

a5: the computer key 4 is pulled out of the lock body 1, the lock rod channel 22 is closed, so that the lock rod 2 is clamped, and the lock body 1 cannot be unlocked;

the unlocking step is as follows:

b1: the computer key 4 is inserted into the lock body 1, and after the code reading authorization is successful, the computer key 4 drives the lock rod channel 22 to be conducted;

b2: the lock rod 2 is pulled out from the lock rod channel 22, and the lock rod 2 drives the second trigger piece 32 to move in the direction away from the first trigger piece 31;

b3: when the lock bar 2 is pulled out of the lock bar channel 22, the first trigger piece 31 and the second trigger piece 32 are separated, and the detection module 14 cannot detect the resistance value of the trigger resistor 33 or the resistance value change value of the trigger resistor 33;

b4: the computer key 4 cannot receive the resistance value of the trigger resistor 33 or the resistance value change value of the trigger resistor 33 fed back by the detection module 14, and the computer key 4 generates a feedback result that the lock rod 2 is separated from the lock body 1;

b5: when the computer key 4 is pulled out of the lock body 1, the lock rod passage 22 is closed, so that the lock body 1 cannot be locked.

Since the state detection method adopts all technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and are not described in detail herein.

Other configurations and operations of a lock with state detection and a state detection method using the same according to an embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description herein, references to the description of the terms "embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. The utility model provides a tool to lock with state detects, includes lock body and locking lever, its characterized in that: the trigger resistor assembly comprises a first trigger piece and a second trigger piece, and the first trigger piece or the second trigger piece is provided with a trigger resistor;

the lock body is provided with a detection module and a lock rod channel, the lock rod channel is internally provided with the first trigger piece, and one end part of the lock rod is provided with the second trigger piece; when the lock rod is inserted into the lock rod channel and inserted to the locking position, the first trigger part is contacted with the second trigger part, and the detection module is used for detecting the resistance value of the trigger resistor or the resistance value change value of the trigger resistor.

2. A lock with condition detection as claimed in claim 1, wherein: the lock body is also provided with a lock tongue channel and a lock button part, the lock tongue channel is communicated with the lock rod channel, a lock tongue part is arranged in the lock tongue channel in a sliding manner, the lock button part is connected with the lock tongue part, and the lock button part drives the lock tongue part to slide in the lock tongue channel;

one side of the lock rod facing the lock tongue channel is provided with a locking groove, when the lock rod is inserted into a locking position, the locking groove is aligned to the lock tongue channel, and the front end part of the lock tongue part is clamped into the locking groove.

3. A lock with condition detection as claimed in claim 2, wherein: the lock button part is provided with a pin body, the pin body is deviated from a rotating shaft of the lock button part, the lock button part is rotatably connected with the lock tongue part through the pin body, and the lock button part is perpendicular to the lock tongue part.

4. A lock with condition detection as claimed in claim 2, wherein: an elastic mechanism is further arranged in the bolt channel, one end of the elastic mechanism is connected with the rear end of the bolt locking portion, and the other end of the elastic mechanism is connected with the lock body.

5. A lock with condition detection as claimed in claim 2, wherein: the lock body is further provided with a key socket, the measuring end of the key socket is electrically connected with the detection module, and the unlocking end of the key socket is connected with the lock button part.

6. A lock with condition detection as claimed in claim 1, wherein: the trigger resistor is an identification resistor and is electrically connected with the first trigger piece, or the trigger resistor is electrically connected with the second trigger piece; when the lock rod passes through the lock rod channel and is inserted into a locking position, the first trigger part and the second trigger part are electrically connected;

when the lock rod is inserted into the lock rod channel and inserted to the locking position, the first trigger part is contacted with the second trigger part, and the detection module is used for detecting the resistance value of the trigger resistor.

7. A lock with condition detection as claimed in claim 6, wherein: the surface of the first trigger piece is provided with a first protruding part, the first protruding part extends towards the second trigger piece, and the first protruding part is provided with a first annular groove; a second bulge is arranged on the surface of the second trigger piece, the second bulge extends towards the first trigger piece, and a second annular groove is formed in the second bulge;

a first protruding clamping piece is arranged in the first annular groove, a first gap is formed between the first protruding clamping piece and the first annular groove, and when the first protruding clamping piece is inserted into the second annular groove, the second protruding part is clamped into the first gap;

or a second protruding clamping piece is arranged in the second annular groove, a second gap is formed between the second protruding clamping piece and the second annular groove, and when the second protruding clamping piece is inserted into the first annular groove, the first protruding part is clamped into the second gap.

8. A lock with condition detection as claimed in claim 1, wherein: the trigger resistor is a strain sensitive resistor, the trigger resistor is arranged in the lock rod channel through the first trigger piece, and the trigger resistor is electrically connected with the detection module;

the first trigger part is of a straight pipe structure, the trigger resistor is arranged on the outer wall of the first trigger part, and the second trigger part is in interference fit with the first trigger part;

when the lock rod penetrates through the lock rod channel and is inserted into a locking position, the second trigger piece is inserted into the first trigger piece, and the detection module is used for detecting the resistance value change value of the trigger resistor.

9. A lock with condition detection as claimed in claim 8, wherein: the first trigger piece comprises a guide channel and a trigger channel, the diameter of the guide channel is larger than that of the lock rod, the diameter of the trigger channel is smaller than that of the lock rod, and the trigger resistor is arranged on the outer wall of the trigger channel;

the diameter of the guide channel gradually decreases from a direction away from the trigger channel to a direction close to the trigger channel.

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