Single-rope slack alarm binding label

Abstract

The utility model relates to a single-rope slack alarm binding label which not only can bind and protect commodities with different sizes, but also can improve the utilization rate of the retail space of a commodity shelf, and is characterized in that a winding shaft is arranged in a shell and is rotatably arranged between a surface shell and a bottom shell; a rotating hole is formed in the middle of the tooth winding block and penetrates through the front face and the back face of the tooth block, the tooth block and a tooth block rotating column in the shell are movably installed in the shell in an inserted and matched mode through the rotating hole, and a locking hole and a locking through hole which penetrate through the upper end face and the lower end face of the locking plate are formed in the locking plate and communicate with each other. The push button can move back and forth in the length direction of the push button limiting hole, one end of the conducting strip is conductively connected with the PCB assembly, and the other end of the conducting strip is conductively contacted with the end of a steel wire rope arranged on the winding shaft. The label has the advantages that the label not only can bind and protect commodities with different sizes, but also can improve the utilization rate of the retail space of a commodity shelf, and can improve the assembly efficiency with protected commodities.

Description

TECHNICAL FIELD

[0001] The utility model relates to a commodity anti -theft device, specifically relates to a single rope loose rope alarm binding label suitable for the theft prevention on small box -type products or blister products in retail market. BACKGROUND

[0002] The prior application 202420749800.2 of the applicant discloses a commodity anti -theft device, including first half shell, PCB assembly, steel wire rope assembly, second half shell and lock core assembly, PCB assembly is arranged in the shell that first half shell and second half shell form, steel wire rope assembly includes copper buckle, two lead wires and steel wire rope, the fixed end of steel wire rope is arranged in the shell, and the fixed end is equipped with copper buckle and two lead wires, two lead wires and PCB assembly are electrically connected and are conducted to form electronic circuit, the free end of steel wire rope passes through lock core assembly, and the part of steel wire rope outside the shell forms circular ring and is bound on the protected commodity, when the steel wire rope is cut, the circuit is disconnected and triggers PCB assembly alarm, the lock core assembly has the rope loosening knob, and the rope loosening knob can make steel wire rope backwardly retreat and loosen the rope.

[0003] Because the length of the steel wire rope exposed outside the shell in the steel wire rope assembly in the above patent application is constant, therefore, the following problems exist when the commodity anti -theft device is used, when the steel wire rope in the steel wire rope assembly is relatively long compared with the bound commodity (that is, the volume of the protected commodity is smaller, in addition to the length of the steel wire rope body required for binding on the commodity, there is a length of the steel wire rope body exposed outside the shell), the excess steel wire rope body needs to be fixed by a buckle to solve the problem of too long steel wire rope (the excess steel wire rope body is not fixed, and a large amount of retail space of commodity shelf is occupied), however, the steel wire rope body is fixed by the buckle and forms a larger "knot", the generation of "knot" not only makes the binding process of commodity anti -theft device more complicated, but also the generation of "knot" makes the whole not beautiful, and the generation of "knot" also occupies a small amount of retail space of commodity shelf. UTILITY MODEL CONTENTS

[0004] Design purpose: in order to avoid the deficiency in the background art, design a single rope loose rope alarm binding label which can not only bind and protect different sizes of commodities, but also improve the utilization rate of commodity shelf retail space, improve the assembly efficiency of protected commodities, and the structure is more compact, and the protection safety is good.

[0005] Design scheme: in order to realize the above design purpose.

[0006] 1. The shell is provided with a winding shaft, and the winding shaft is rotatably mounted between the face shell and the bottom shell, the winding shaft is provided with a ratchet shaft part, and the outer surface of the ratchet shaft part is provided with a ratchet one, the middle part of the tooth block is provided with a rotating hole, and the rotating hole penetrates the front and back surfaces of the tooth block, the tooth block is movably mounted in the shell through the rotating hole and the tooth block rotating column in the shell, the upper part of the tooth block is provided with a ratchet two, and the lower part of the tooth block is provided with a protruding block, the ratchet two on the tooth block can be engaged or disengaged with the ratchet one of the winding shaft by pushing the protruding block; the shell is provided with a lock piece limiting guide groove, and the lock piece limiting guide groove is provided with a lock piece, the lock piece is provided with a locking hole and a lock through hole penetrating the upper and lower surfaces of the lock piece, and the locking hole and the lock through hole are communicated, the shell on the side of the steel wire rope through hole two is provided with a push button limiting hole, and the push button limiting hole is provided with a push button, the push button can move back and forth along the length direction of the push button limiting hole, and the fixed block in the push button is fixedly connected with the lock piece through the connecting piece, the locking hole on the lock piece can be directly opposite the steel wire rope through hole two or the lock through hole on the lock piece can be directly opposite the steel wire rope through hole two by moving the push button; one end of the steel wire rope in the steel wire rope assembly is fixedly connected with the winding shaft through the steel wire rope through hole one, and the steel wire rope can be wound on the shaft body of the winding shaft when the winding shaft rotates, the other end of the steel wire rope is provided with a plug, and the outer surface of the plug is provided with a clamping groove, the diameter of the plug matches the diameter of the lock through hole, and the diameter of the plug is greater than the width of the locking hole, the locking hole and the clamping groove are clamped and matched by moving the push button when the plug sequentially passes through the steel wire rope through hole two, the lock through hole, the front end of the plug presses and closes the upper lock switch in the PCB assembly, and the plug and the push spring in the PCB assembly are in conductive contact; the shell is provided with a conductive piece, one end of the conductive piece is conductively connected with the PCB assembly, and the other end of the conductive piece is conductively connected with the end of the steel wire rope arranged on the winding shaft, which is one of the technical features of the utility model. The purpose of such design is that the single rope loose rope alarm binding label can wind the excess steel wire rope into the shell, so that the single rope loose rope alarm binding label can not only bind and protect goods of different sizes, but also does not occupy the retail space of the goods shelf (because there is no excess bare steel wire rope), that is, the utilization rate of the retail space of the goods shelf is improved, and the assembly efficiency of the single rope loose rope alarm binding label and the protected goods is improved due to the high winding efficiency of the excess steel wire rope.

[0007] 2、the upper end face of the lock piece one end is provided with through the upper and lower end faces of the lock piece locking hole and lock hole, the locking hole is strip-shaped hole and the length of the strip-shaped hole is greater than the width, the other end of the upper end face of the lock piece is provided with through the upper and lower end faces of the lock piece tooth block limiting hole, the convex block is arranged in the tooth block limiting hole, the tooth block limiting hole is strip-shaped hole, the diameter of the convex block matches the width of the strip-shaped hole and the diameter of the convex block is smaller than the length of the strip-shaped hole;The locking hole is located outside the lock hole and the lock hole is closer to the tooth block limiting hole relative to the locking hole;When the lock hole and the steel wire rope through hole two realize the direct opposite, the two ratchet teeth on the tooth block and the ratchet tooth one of the winding shaft are in the disengagement state, at this time, the plug can be inserted into the steel wire rope through hole two or the plug can be pulled out of the steel wire rope through hole two, the winding shaft can be bidirectional rotation, the winding shaft can be wound on the winding shaft body when the winding shaft is forward rotation, the winding shaft can be wound on the winding shaft body when the winding shaft is reverse rotation, or the winding shaft can be wound on the winding shaft body when the winding shaft is reverse rotation, the winding shaft can be wound on the winding shaft body when the winding shaft is forward rotation;When the locking hole and the steel wire rope through hole two realize the direct opposite, the two ratchet teeth on the tooth block and the ratchet tooth one of the winding shaft realize the stop engagement, at this time, the plug cannot be inserted into the steel wire rope through hole two or the plug cannot be pulled out of the steel wire rope through hole two, the winding shaft can only be unidirectional rotation and the winding shaft can be wound on the winding shaft body when the winding shaft is rotated;When the lock hole and the steel wire rope through hole two realize the direct opposite, the two ratchet teeth on the tooth block and the ratchet tooth one of the winding shaft realize the stop engagement, at this time, the plug cannot be inserted into the steel wire rope through hole two or the plug cannot be pulled out of the steel wire rope through hole two, the winding shaft cannot be rotated, which is the second technical feature of the utility model. The purpose of such design is that: because a single rope loose rope alarm binding label with a push button can realize the insertion and extraction of the free end of the steel wire rope and the tightening of the steel wire rope, such ingenious structure not only optimizes the overall structure of a single rope loose rope alarm binding label, reduces the overall size of a single rope loose rope alarm binding label (the structure is more compact), but also further improves the use convenience of a single rope loose rope alarm binding label.

[0008] 3、The upper end surface of the lock piece is provided with a mounting plate, and the mounting plate is provided with a push button limiting hole penetrating through the front and back surfaces of the mounting plate, a threaded hole is arranged on the fixed block of the push button, the fixed block and the mounting plate are fixedly connected by a screw after the threaded hole and the push button limiting hole are in alignment, a spring limiting cavity is arranged in the shell, and a spring is arranged in the spring limiting cavity, one end of the spring is in contact with the inner wall surface of the spring limiting cavity, and the other end of the spring is in contact with the side surface of the push button, the lock piece drives the push button to move close to the spring limiting cavity when the lock-through hole and the steel wire through hole II are in alignment, and the spring is compressed at this time, which is the third technical feature of the utility model. The purpose of this design is that the lock-through hole and the steel wire through hole II are aligned by pushing the push button, at this time, the plug is inserted into the steel wire through hole II, the plug is in contact with the locking switch in the PCB assembly after sequentially passing through the steel wire through hole II and the lock-through hole, and is in contact with the thrust spring in the PCB assembly, and then the user releases the push button, the lock piece is automatically moved along the lock piece limiting guide groove under the action of the restoring force of the spring, and the locking hole and the clamping groove on the plug are clamped and matched, that is, the plug is automatically clamped and matched under the action of the spring after the plug is inserted into the steel wire through hole II, thereby realizing automatic clamping and matching.

[0009] 4、The conductive piece comprises a fixed end, an elastic end and a pin, the conductive piece is welded with the circuit board in the PCB assembly to realize electrical connection, the elastic end is suspended in the take-up cavity in the shell, a copper buckle is arranged on the end of the steel wire on the winding shaft, a contact head is arranged on the elastic end and is in conductive contact with the copper buckle, and the steel wire forms an electric circuit at this time, which is the fourth technical feature of the utility model. The purpose of this design is that the structure of the conductive piece is reasonable and ingenious, thereby improving the space utilization of the single-rope loose-rope alarm binding label (which is conducive to miniaturization of the single-rope loose-rope alarm binding label) and reducing the production cost of the single-rope loose-rope alarm binding label.

[0010] 5、The conductive piece comprises a fixed end, an elastic end and a pin, the elastic end is composed of a needle tube, a needle head and a spring, the needle tube is welded and fixed on the fixed end, the needle head is telescopically axially movable in the needle tube after being sleeved with the spring, and the needle head is in conductive contact with the copper buckle, and the steel wire forms an electric circuit at this time, which is the fifth technical feature of the utility model. The purpose of this design is that the structure of the conductive piece is reasonable and ingenious, thereby improving the space utilization of the single-rope loose-rope alarm binding label (which is conducive to miniaturization of the single-rope loose-rope alarm binding label), and the elastic end composed of the needle tube, the needle head and the spring can more accurately and reliably be in conductive contact with the copper buckle.

[0011] 6、The shell is provided with a rope loosening button, the rope loosening button is provided with a steel wire rope through hole, a positioning hole, a pressing plate and a hinge shaft, the hinge shaft is clamped between the rope loosening button hinge hole of the bottom shell and the hinge hole of the surface shell, spring two is sleeved between the rope loosening button spring limiting column and the positioning hole of the bottom shell, and the rope loosening button can be rotatably and up and down movably; the pressing plate is opposite to the button of the rope loosening switch, the steel wire rope passes through the steel wire rope through hole, when the steel wire rope is tightened, the steel wire rope pulls the rope loosening button to move downwards through the steel wire rope through hole of the rope loosening button, at the same time, the pressing plate presses the rope loosening switch to realize the closure of the rope loosening switch, and the design that a single rope loosening alarm binding label is in a rope loosening warning state is the sixth technical feature of the utility model. The purpose of the design is that when the steel wire rope is cut or loosened, the rope loosening button moves upwards under the restoring force of spring two because the steel wire rope does not press the rope loosening button, at this time, the stop block loosens the rope loosening switch and triggers the alarm, so that the safety of the single rope loosening alarm binding label for protecting the goods is greatly improved; in addition, the rope loosening button of the structure realizes the power-on of the rope loosening switch through the tightening force of the steel wire rope, the single rope loosening alarm binding label is used for preventing theft of goods of different sizes, and the effect is consistent, that is, the protection effect of the single rope loosening alarm binding label is good.

[0012] 7、The bottom shell is provided with a battery cavity, the bottom shell is provided with a fixed column and the outer end surface of the fixed column is provided with a threaded hole, the bottom shell is provided with a battery cover notch, one side of the battery cover is provided with a protruding block and the other side of the battery cover is provided with a lug, the lug is provided with a fixed hole penetrating the front and back surfaces of the lug, the protruding block is matched with the battery cover notch of the bottom shell, the battery cover is fixedly connected with the bottom shell through the screw four after the fixed hole and the threaded hole on the fixed column are penetrated, and the design is the seventh technical feature of the utility model. The purpose of the design is that the battery cover can be quickly disassembled and the battery can be replaced, so that the use cycle of the product is prolonged.

[0013] 8、The end of the winding shaft assembled with the surface shell is provided with a winding shaft hinge hole, the independent handle is provided with a hinge hole matched with the winding shaft hinge hole, and the independent handle is hingedly connected with the winding shaft through the hinge shaft after the winding shaft hinge hole and the hinge hole are penetrated, and the design is the eighth technical feature of the utility model. The purpose of the design is that the independent handle can be hingedly connected with the winding shaft through the hinge shaft after the winding shaft hinge hole and the hinge hole are penetrated, the independent handle is further provided with a notch one matched with the shape of the winding shaft, a notch two for operation and a protruding rib matched with the surface shell, when the independent handle needs to be opened, a finger is inserted into the notch two and the independent handle is opened by force to rotate the winding shaft, and when the independent handle does not need to be used, the independent handle is folded to hide the independent handle in the handle cavity, so that the space is better saved, the miniaturization of the single rope loosening alarm binding label is further realized; in addition, the independent handle hidden in the handle cavity 1-1 can also limit the rotation of the winding shaft when the independent handle does not need to be used.

[0014] Technical scheme: a single rope loose rope alarm binding label, including the shell composed of face shell and bottom shell, steel wire rope assembly, PCB assembly, winding shaft and tooth block, the PCB assembly is installed in the shell, one side of the shell is provided with steel wire rope through hole one and the other side of the shell is provided with steel wire rope through hole two, the winding shaft is arranged in the shell and rotatably installed between the face shell and the bottom shell, the winding shaft is provided with a ratchet shaft part and the outer surface of the ratchet shaft part is provided with a ratchet one, the middle part of the tooth block is provided with a rotating hole, the rotating hole penetrates the front and back surfaces of the tooth block, the tooth block is movably installed in the shell through the rotating hole and the tooth block rotating column in the shell, the upper part of the tooth block is provided with a ratchet two and the lower part of the tooth block is provided with a protruding block, the ratchet two on the tooth block can be engaged or disengaged with the winding shaft ratchet one by pushing the protruding block; the shell is provided with a lock piece limiting guide groove and the lock piece limiting guide groove is provided with a lock piece, the lock piece is provided with a locking hole and a lock through hole penetrating the upper and lower surfaces of the lock piece, the locking hole and the lock through hole are communicated, the shell on the side of the steel wire rope through hole two is provided with a push button limiting hole and the push button limiting hole is clamped with a push button, the push button can move back and forth along the length direction of the push button limiting hole, the fixed block in the push button is fixedly connected with the lock piece through a connecting piece, the locking hole on the lock piece can be directly opposite to the steel wire rope through hole two or the lock through hole on the lock piece can be directly opposite to the steel wire rope through hole two by moving the push button; one end of the steel wire rope in the steel wire rope assembly is fixedly connected with the winding shaft through the steel wire rope through hole one, the steel wire rope can be wound on the shaft body of the winding shaft when the winding shaft is rotated, the other end of the steel wire rope is provided with a plug and the outer surface of the plug is provided with a clamping groove, the diameter of the plug matches the diameter of the lock through hole and the diameter of the plug is larger than the width of the locking hole, the locking hole and the clamping groove are clamped by moving the push button when the plug passes through the steel wire rope through hole two, the lock through hole and the front end of the plug presses the upper lock switch in the PCB assembly and is in conductive contact with the push spring in the PCB assembly; the shell is provided with a conductive piece, one end of the conductive piece is in conductive connection with the PCB assembly and the other end of the conductive piece is in conductive contact with the end of the steel wire rope arranged on the winding shaft.

[0015] Compared with the background art, the single rope loose rope alarm binding label can not only bind and protect different size commodities, but also improve the utilization rate of commodity shelf retail space and the assembly efficiency of the protected commodities. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of a single rope loose rope alarm binding label.

[0017] Figure 2This is a schematic diagram of the exploded structure of a single-rope slack-rope alarm binding tag.

[0018] Figure 3 This is a three-dimensional structural diagram of the faceplate in a single-rope slack-rope alarm binding tag.

[0019] Figure 4 This is a schematic diagram of the assembly structure of the winding shaft assembly in a single-rope slack alarm binding tag.

[0020] Figure 5 This is a three-dimensional structural diagram of the loose cord button in a single-cord loose cord alarm binding tag.

[0021] Figure 6 This is a three-dimensional structural diagram of the locking plate in a single-rope slack-rope alarm binding tag.

[0022] Figure 7 This is a three-dimensional structural diagram of the bottom shell in a single-rope slack-rope alarm binding tag.

[0023] Figure 8 This is a schematic diagram of a three-dimensional structure of a single-rope slack alarm binding tag in a locked state (hidden faceplate).

[0024] Figure 9 This is a schematic diagram of a three-dimensional structure of a single-rope slack alarm binding tag in the unlocked state (hidden faceplate).

[0025] Figure 10 This is a schematic diagram of the toothed block engagement state in a single-rope slack alarm binding tag.

[0026] Figure 11 This is a three-dimensional structural diagram of the winding shaft assembly (including an independent handle) in a single-rope slack alarm binding tag.

[0027] Figure 12 This is a three-dimensional structural diagram of a single-rope slack alarm binding tag (including an independent handle).

[0028] Figure 13 This is a top view schematic diagram of a single-rope slack alarm binding tag (including an independent handle).

[0029] Figure 14 It is along Figure 13 Schematic diagram of the cross-sectional structure of line AA (with the slack rope switch in the open state).

[0030] Figure 15 It is along Figure 13 Schematic diagram of the cross-sectional structure of line AA (with the slack rope switch closed).

[0031] Figure 16 It is along Figure 13 Schematic diagram of the cross-sectional structure of the middle BB line.

[0032] Figure 17 is a schematic diagram of the three-dimensional structure of a conductive sheet in a single-rope loose rope alarm binding label.

[0033] Figure 18 is a schematic diagram of the three-dimensional structure of a second conductive sheet in a single-rope loose rope alarm binding label.

[0034] Figure 19 is a schematic diagram of the three-dimensional structure of a third conductive sheet in a single-rope loose rope alarm binding label.

[0035] Figure 20 is a schematic diagram of the three-dimensional structure of a fourth conductive sheet in a single-rope loose rope alarm binding label. Figure 13

[0036] Figure 21 is a schematic diagram of the three-dimensional structure of a fourth conductive sheet in a single-rope loose rope alarm binding label.

[0037] Figure 22 is a schematic diagram of the three-dimensional structure of a fourth conductive sheet in a single-rope loose rope alarm binding label.

[0038] Figure 23 is a schematic diagram of the three-dimensional structure of a fourth conductive sheet in a single-rope loose rope alarm binding label. Figure 13

[0039] Figure 24 is a schematic diagram of the three-dimensional structure of a fourth conductive sheet in a single-rope loose rope alarm binding label. Figure 23

[0040] wherein 1 is a surface shell, 1-1 is a handle cavity, 1-2 is a steel wire rope plug hole one, 1-3 is a lock piece limiting guide slot one, 1-4 is an upper hinge hole, 1-5 is a push button limiting slot one, 1-6 is a buzzer cavity, 1-7 is a buzzer hole, 1-8 is a PCB board limiting column one, 1-9 is an LED hole, and 1-10 is a spring piece pressing rib;

[0041] 2 is a winding shaft assembly, 2-1 is a ratchet one, 2-2 is a steel wire rope copper buckle fixing hole, 2-3 is a steel wire rope threading port, 2-4 is a handle, and 2-5 is a winding shaft hinge hole;

[0042] 3 is a steel wire rope assembly, 3-1 is a steel wire rope, 3-2 is a copper buckle, 3-3 is a plug, and 3-4 is a clamping groove;

[0043] 4 is a screw one;

[0044] 5 is a screw two;

[0045] 6 is a push button, 6-1 is a push block, 6-2 is a slot, 6-3 is a threaded hole, and 6-4 is a fixed block.​​​

[0046] 7 is screw three;

[0047] 8 is lock sheet, 8-1 is lock hole, 8-2 is lock through hole, 8-3 is mounting plate, 8-4 is push button limit

[0048] hole, 8-5 is push button limit slot, 8-6 is tooth block limit hole;

[0049] 9 is spring one;

[0050] 10 is tooth block, 10-1 is ratchet two, 10-2 is rotation hole, 10-3 is protruding block;

[0051] 11 is PCB assembly, 11-1 is circuit board, 11-2 is loose rope switch, 11-3 is lock switch, 11-4 is push spring, 11-5 is buzzer, 11-6 is frequency element, 11-7 is inductor, 11-8 is LED, 11-9 is battery;

[0052] 12 is steel ball;

[0053] 13 is conductive sheet;

[0054] 13-1 is fixed end, 13-2 is elastic end, 13-3 is steel ball stop, 13-4 is pin;

[0055] 13'-1 is fixed end one, 13'-2 is elastic end one, 13'-3 is steel ball stop one,

[0056] 13'-4 is pin one;

[0057] 13"-1 is fixed end two, 13"-2 is elastic end two, 13"-3 is steel column protruding block two,

[0058] 13"-4 is pin two;

[0059] 13a-1 is fixed end three, 13a-2 is elastic end three, 13a-3 is pin three, 13a-21 is needle tube, 13a-22 is needle head, 13a-23 is spring;

[0060] 14 is loose rope button, 14-1 is steel wire rope through hole, 14-2 is positioning hole, 14-3 is pressing plate, 14-4 is hinge shaft;

[0061] 15 is spring two;

[0062] 16 is the bottom shell, 16-1 is the take-up cavity, 16-2 is the steel wire rope threading groove, 16-3 is the rope loosening button spring limiting column, 16-4 is the steel wire rope threading hole, 16-5 is the spring-limiting cavity, 16-6 is the lock piece limiting guide groove two, 16-7 is the tooth block rotating column, 16-8 is the push button limiting groove two, 16-9 is the steel wire rope plug hole two, 16-10 is the PCB board limiting column two, 16-11 is the rope loosening button hinge hole, 16-12 is the battery cavity, 16-13 is the fixed column, 16-14 is the battery cover notch;

[0063] 17 is the battery cover, the protrusion 17-1, the fixed hole 17-2;

[0064] 18 is the screw four;

[0065] 19 is the independent handle, 19-1 is the hinge hole, 19-2 is the notch one, 19-3 is the notch two, 19-4

[0066] is the handle protrusion;

[0067] 20 is the hinge shaft;

[0068] 21 is the winding shaft bottom plate, 21-1 is the bottom plate, 21-2 is the conductive hole, 21-2 is the screw fixing hole. DETAILED DESCRIPTION

[0069] Example 1: refer to the attached Figures 1-24A single rope loose rope alarm binding label, including a shell composed of a face shell 1 and a bottom shell 16 (the shell is fixedly assembled together by the bottom shell 16 and the face shell 1), a steel wire rope assembly 3, a PCB assembly 11, a winding shaft 2 and a tooth block 10, the PCB assembly 11 is installed in the shell, one side of the shell is provided with a steel wire rope through hole one and the other side of the shell is provided with a steel wire rope through hole two, the winding shaft 2 is provided in the shell and rotatably installed between the face shell 1 and the bottom shell 16, the winding shaft 2 is provided with a ratchet shaft part and the outer circular surface of the ratchet shaft part is provided with a ratchet one 2-1, the middle part of the tooth block 10 is provided with a rotating hole 10-2 and the rotating hole 10-2 penetrates through the front and back surfaces of the tooth block 10, the tooth block 10 is movably installed in the shell through the rotating hole 10-2 and the tooth block rotating column 16-7 in the bottom shell 16, the upper part of the tooth block 10 is provided with a ratchet two 10-1 and the lower part of the tooth block 10 is provided with a protruding block 10-3, the ratchet two 10-1 on the tooth block 10 can be engaged or disengaged with the ratchet one 2-1 of the winding shaft 2 by pushing the protruding block 10-3; the shell is provided with a lock piece limiting guide groove and the lock piece limiting guide groove is provided with a lock piece 8, the lock piece 8 is provided with a locking hole 8-1 and a lock through hole 8-2 penetrating through the upper and lower surfaces of the lock piece 8 and the locking hole 8-1 and the lock through hole 8-2 are communicated, the shell on the side of the steel wire rope through hole two is provided with a push button limiting hole and the push button limiting hole is clamped with a push button 6, the push button 6 can move back and forth along the length direction of the push button limiting hole, the fixed block 6-4 in the push button 6 is fixedly connected with the lock piece 8 through a screw three 7, the locking hole 8-1 on the lock piece 8 can be directly opposite to the steel wire rope through hole two or the lock through hole 8-2 on the lock piece 8 can be directly opposite to the steel wire rope through hole two by moving the push button 6, that is, the lock through hole 8-2 is directly opposite to the steel wire rope through hole two by pushing the push button 6, at this time, the plug 3-3 is inserted into the steel wire rope through hole two, the plug 3-3 is in contact with the locking switch 11-3 in the PCB assembly 11 after passing through the steel wire rope through hole two and the lock through hole 8-2 in sequence, and the plug 3-3 is in contact with the push spring 11-4 in the PCB assembly 11, then the user releases the push button 6, the lock piece automatically moves along the lock piece limiting guide groove under the action of the restoring force of the spring one 9 until the locking hole 8-1 is clamped with the clamping groove 3-4 on the plug.One end of the steel wire rope 3-1 in the steel wire rope assembly 3 is fixedly connected with the winding shaft 2 through the steel wire rope through hole one, and the steel wire rope 3-1 can be wound on the shaft body of the winding shaft 2 when the winding shaft 2 rotates. The other end of the steel wire rope 3-1 is provided with a plug 3-3, and a clamping groove 3-4 is arranged on the outer circular surface of the plug 3-3. The diameter of the plug 3-3 matches the diameter of the lock through hole 8-2, and the diameter of the plug 3-3 is greater than the width of the locking hole 8-1. When the plug 3-3 passes through the steel wire rope through hole two and the lock through hole 8-2 in sequence, the front end of the plug 3-3 presses and closes the upper lock switch 11-3 in the PCB assembly 11 (when the lock switch 11-3 is closed, the label enters the protection state), and is in conductive contact with the push spring 11-4 in the PCB assembly 11, the moving push button 6 makes the locking hole 8-1 and the clamping groove 3-4 realize clamping, that is, after the plug 3-3 is inserted into place through the steel wire rope through hole two, automatic clamping can be realized under the action of the spring one 9. The shell is provided with a conductive sheet 13, one end of the conductive sheet 13 is in conductive connection with the PCB assembly 11, and the other end of the conductive sheet 13 is in conductive contact with the end of the steel wire rope 3-1 arranged on the winding shaft 2 (at this time, the steel wire rope forms an electric circuit). One end of the steel wire rope assembly 3 with the plug 3-3 is a free end, and one end of the steel wire rope assembly 3 with the copper buckle 3-2 is a fixed end.

[0070] The face shell 1 is provided with a handle cavity 1-1, a steel wire rope plug hole one 1-2, a lock piece limiting guide groove one 1-3, a push button limiting groove one 1-5, a buzzer cavity 1-6, a buzzer hole 1-7 in communication with the buzzer cavity, a PCB limiting column one 1-8, an LED hole 1-9, and a spring pressing rib 1-10. The bottom shell 16 is provided with a take-up cavity 16-1, a steel wire rope threading groove 16-2, a loose rope button spring limiting column 16-3, a steel wire rope threading hole 16-4, a spring one limiting cavity 16-5, a lock piece limiting guide groove two 16-6, a tooth block rotating column 16-7, a push button limiting groove two 16-8, a steel wire rope plug hole two 16-9, and a PCB limiting column two 16-10. When the face shell 1 and the bottom shell 16 are combined, the lock piece limiting guide groove one 1-3 and the lock piece limiting guide groove two 16-6 form a lock piece limiting guide groove. The steel wire rope threading hole 16-4 is a steel wire rope through hole two, the steel wire rope plug hole two 16-9 and the steel wire rope plug hole one 1-2 form a steel wire rope through hole one, the push button limiting hole is formed by the push button limiting groove two 16-8 and the push button limiting groove one 1-5, and the hinge hole 1-4 on the face shell and the loose rope button hinge hole 16-11 of the bottom shell form a rotating hole of the loose rope button hinge shaft 14-4.

[0071] The upper end face of the lock piece 8 is provided with a lock hole 8-1 and a lock through hole 8-2 penetrating the upper and lower end faces of the lock piece 8, and the lock hole 8-1 and the lock through hole 8-2 are communicated, the lock hole 8-1 is a strip-shaped through hole with a length greater than a width, the other end of the upper end face of the lock piece 8 is provided with a tooth block limiting hole 8-6 penetrating the upper and lower end faces of the lock piece 8, the protrusion 10-3 is arranged in the tooth block limiting hole 8-6, the tooth block limiting hole 8-6 is a strip-shaped hole, the diameter of the protrusion 10-3 matches the width of the strip-shaped hole, and the diameter of the protrusion 10-3 is smaller than the length of the strip-shaped hole; the lock hole 8-1 is located outside the lock through hole 8-2, and the lock through hole 8-2 is closer to the tooth block limiting hole 8-6 relative to the lock hole 8-1; when the lock through hole 8-2 and the steel wire rope through hole two are in alignment, the second ratchet 10-1 on the tooth block 10 and the first ratchet 2-1 of the winding shaft 2 are in a disengaged state, at this time, the plug 3-3 can be inserted into the steel wire rope through hole two or the plug 3-3 can be pulled out of the steel wire rope through hole two, the winding shaft 2 can be bidirectional rotation, the winding shaft 2 can wind the steel wire rope 3-1 on the shaft body when the winding shaft 2 rotates forward, the winding shaft 2 can pull out the steel wire rope 3-1 wound on the shaft body when the winding shaft 2 rotates reversely, or the winding shaft 2 can wind the steel wire rope 3-1 on the shaft body when the winding shaft 2 rotates reversely, the winding shaft 2 can pull out the steel wire rope 3-1 wound on the shaft body when the winding shaft 2 rotates forward; when the lock hole 8-1 and the steel wire rope through hole two are in alignment, the second ratchet 10-1 on the tooth block 10 and the first ratchet 2-1 of the winding shaft 2 are in a disengaged state, at this time, the plug 3-3 can be inserted into the steel wire rope through hole two or the plug 3-3 can be pulled out of the steel wire rope through hole two, the winding shaft 2 can be bidirectional rotation, the winding shaft 2 can wind the steel wire rope 3-1 on the shaft body when the winding shaft 2 rotates forward, the winding shaft 2 can pull out the steel wire rope 3-1 wound on the shaft body when the winding shaft 2 rotates reversely, or the winding shaft 2 can wind the steel wire rope 3-1 on the shaft body when the winding shaft 2 rotates reversely, the winding shaft 2 can pull out the steel wire rope 3-1 wound on the shaft body when the winding shaft 2 rotates forward; when the tooth block 10 rotates forward by an angle a, the first ratchet 2-1 of the winding shaft 2 can rotate forward to tighten the steel wire rope 3-1, at this time, the moving distance of the lock piece 8 is A, when the tooth block 10 rotates forward by an angle b, the winding shaft 10 can rotate forward or reversely, at this time, the moving distance of the lock piece 8 is B, that is, the center distance of the lock hole 8-1 and the lock through hole 8-2, the angle b is required to be greater than the angle a, and the distance B is greater than the distance A; in this way, one push button controls the insertion and pulling of the free end of the steel wire rope and the tightening of the steel wire rope 3-1, and the structure is ingenious.

[0072] The upper end surface of the lock piece 8 is provided with a mounting plate 8-3, and the mounting plate 8-3 is provided with a push button limiting hole 8-4 penetrating the front and back surfaces of the mounting plate. The fixed block of the push button 6 is provided with a threaded hole 6-3, and the threaded hole 6-3 is in communication with the push button limiting hole 8-4. The fixed block and the mounting plate are fixedly connected by a screw 7. The bottom shell 16 is provided with a spring limiting cavity 16-5, and the spring limiting cavity 16-5 is provided with a spring 9. One end of the spring 9 is in contact with the inner wall surface of the spring limiting cavity 16-5, and the other end of the spring 9 is in contact with the side surface of the push button 6. When the lock hole 8-2 is in alignment with the steel wire rope through hole 2, the lock piece 8 drives the push button 6 to move towards the spring limiting cavity 16-5. At this time, the spring 9 is compressed.

[0073] The conductive piece 13 includes a fixed end 13-1, an elastic end 13-2, and a pin 13-4. The face shell 1 is provided with a spring pressing rib 1-10 to fix the fixed end 13-1 on the bottom shell 16. The conductive piece 13 is welded with the circuit board 11-1 in the PCB assembly 11 through the pin 13-4 to realize electrical connection. The elastic end 13-2 is suspended in the take-up cavity 16-1 in the shell. The end of the steel wire rope 3-1 on the winding shaft 2 is provided with a copper buckle 3-2. The elastic end 13-2 is provided with a contact head which is in conductive contact with the copper buckle 3-2. At this time, the steel wire rope 3-1 forms an electric circuit. The contact head is composed of a steel ball stop block 13-3 and a steel ball 12. The steel ball stop block 13-3 is composed of three or more than three bent baffles at a certain angle. The baffles are formed by cutting and bending the plate body in the middle of the elastic end 13-2. The internal space surrounded by the baffles is used to place the steel ball 12. The steel ball 12 cannot fall out of the gap between the stop blocks. The steel ball 12 is in contact with the copper buckle 3-2 through the elastic effect of the elastic end 13-2. After the plug 3-3 of the steel wire rope is in contact with the push spring 11-4 of the PCB, the steel wire rope forms an electric circuit. The steel ball 12 is placed in the surrounding cavity of the steel ball stop block 13-3. The end of the steel wire rope 3-1 on the winding shaft 2 is provided with a copper buckle 3-2. The steel ball 12 on the elastic end 13-2 is in conductive contact with the copper buckle 3-2. At this time, the steel wire rope forms an electric circuit. When the copper buckle 3-2 rotates with the winding shaft 2, the steel ball 12 in the conductive piece 13 can also maintain conductive contact with the copper buckle 3-2. When the copper buckle 3-2 rotates, the steel ball 12 and the copper buckle 3-2 are in rolling friction. In this way, the wear of the two is small, which is beneficial to long-term use.

[0074] The steel wire rope assembly 3 includes a steel wire rope 3-1, a copper buckle 3-2, and a plug 3-3, the outer circular surface of the plug 3-3 is provided with a clamping groove 3-4; one end of the winding shaft 2 assembled with the bottom shell 16 is provided with a steel wire rope copper buckle fixing hole 2-2, and the steel wire rope copper buckle fixing hole 2-2 is provided with the copper buckle 3-2; the winding shaft 2 is provided with a screw one 4 for fastening, the screw one 4 is located in the steel wire rope copper buckle fixing hole 2-2, and the head of the screw one 4 presses the copper buckle 3-2.

[0075] The loose rope button 14 is provided with a steel wire rope through hole 14-1, a positioning hole 14-2, a pressing plate 14-3, and a hinge shaft 14-4, the bottom shell 16 is provided with a loose rope button spring limiting column 16-3 and a loose rope button hinge hole 16-11, the hinge shaft 14-4 is clamped between the loose rope button hinge hole 16-11 and the upper hinge hole 1-4 of the surface shell 1, spring two 15 is sleeved between the loose rope button spring limiting column 16-3 and the positioning hole 14-2, and the loose rope button 14 is rotatably up and down movable; the pressing plate 14-3 is opposite to the button of the loose rope switch 11-2, the steel wire rope 3-1 passes through the steel wire rope through hole 14-1, when the steel wire rope 3-1 is tightened, the steel wire rope 3-1 pulls the loose rope button 14 to move downward by pressing the steel wire rope through hole 14-1 of the loose rope button, that is, the steel wire rope 3-1 pulls the loose rope button 14 to move downward by pressing the hole wall surface in the steel wire rope through hole 14-1 of the loose rope button, at the same time, the pressing plate 14-3 presses the loose rope switch 11-2 to realize the closure of the loose rope switch 11-2, at this time, a single rope loose rope alarm binding label is in a loose rope warning state. When the steel wire rope 3-1 is cut or loosened, the loose rope button 14 moves upward under the action of the restoring force of spring two 15 because the steel wire rope 3-1 no longer presses the loose rope button 14, at this time, the pressing plate 14-3 releases the loose rope switch 11-2 and triggers the alarm.

[0076] The bottom shell 16 is provided with a battery cavity 16-12, the bottom shell 16 is provided with a fixed column 16-13, the outer end surface of the fixed column 16-13 is provided with a threaded hole, the bottom shell 16 is provided with a battery cover notch 16-14, one side of the battery cover 17 is provided with a protrusion one 17-1, the other side of the battery cover 17 is provided with a lug, the lug is provided with a fixed hole 17-2 penetrating the front and back surfaces of the lug, the protrusion one 17-1 matches the battery cover notch 16-14 of the bottom shell, and the battery cover 17 is fixedly connected with the bottom shell 16 through a screw four 18 after the fixed hole 17-2 and the threaded hole on the fixed column 16-13 are aligned.

[0077] One end of the winding shaft 2 assembled with the surface shell 1 is provided with a handle 2-4; or as Figure 11As shown, the end of the bobbin 2 assembled with the face shell 1 is provided with a bobbin hinge hole 2-5, the independent handle 19 is provided with a hinge hole I 19-1 matched with the bobbin hinge hole 2-5, and the independent handle 19 is hinged with the bobbin 2 through a hinge shaft I 20 after the bobbin hinge hole 2-5 and the hinge hole I 19-1 are matched. The independent handle 19 is also provided with a notch I 19-2 matched with the shape of the bobbin 2, a notch II 19-3 for operation, and a handle protrusion 19-4 matched with the face shell 1. When the independent handle 19 needs to be opened, the finger is inserted into the notch II 19-3, and the independent handle 19 is opened by force upward for rotating the bobbin 2. When the independent handle 19 is not needed, the independent handle 19 is folded to hide in the handle cavity 1-1, so that the space is better saved, and the miniaturization of the single-rope loose rope alarm binding label is further realized. In addition, the independent handle 19 hidden in the handle cavity 1-1 can also limit the rotation of the bobbin 2 when the independent handle 19 is not needed.

[0078] The PCB assembly 11 includes a circuit board 11-1, a loose rope switch 11-2, a lock switch 11-3, a thrust spring 11-4, a buzzer 11-5, a frequency element 11-6, an inductor 11-7, an LED lamp 11-8, and a battery 11-9 for powering the PCB assembly 11. The circuit board 11-1 is provided with a hole position corresponding to a PCB board limiting post I 1-8 on the face shell 1 and a PCB board limiting post II 16-10 on the bottom shell 16, and the circuit board 11-1 is fixedly installed in the shell by being clamped by the PCB board limiting post I 1-8 and the bottom shell PCB board limiting post II 16-10.

[0079] The bottom shell 16 is provided with a take-up cavity 16-1 which is a circular cavity, the face shell 1 is provided with a handle cavity 1-1 which is a circular cavity, the winding shaft 2 is provided with a shaft section one matching the diameter of the take-up cavity 16-1 and a shaft section two matching the diameter of the handle cavity 1-1, and the shaft section one and the shaft section two are respectively located at two sides of the ratchet shaft part, one end of the winding shaft 2 is arranged on the bottom shell 16 through the shaft section one and the take-up cavity 16-1 in plug-in cooperation, and the other end of the winding shaft 2 is arranged on the face shell 1 through the shaft section two and the handle cavity 1-1 in plug-in cooperation, the handle cavity 1-1 is provided with a handle through hole on the inner wall surface and the handle through hole extends outwardly through the outer side surface of the face shell 1, the shaft section outside the shaft section one in the winding shaft 2 is a winding shaft section, and the diameter of the winding shaft section is smaller than the diameter of the shaft section one, so that the winding shaft section in the take-up cavity 16-1 and the take-up cavity 16-1 form a space for winding the steel wire rope 3-1; the tooth block 10 is installed in the shell through the rotating hole 10-2 and the tooth block rotating column 16-7 in the shell in plug-in cooperation, and the tooth block 10 can rotate around the tooth block rotating column 16-7 under the action of an external force, the tooth block 10 can rotate forward or reversely around the tooth block rotating column 16-7 when the pushing block 10-3 is pushed, the ratchet two 10-1 on the tooth block 10 is engaged with the ratchet one 2-1 of the winding shaft 2 when the tooth block 10 rotates forward, the ratchet two 10-1 on the tooth block 10 is disengaged from the ratchet one 2-1 of the winding shaft 2 when the tooth block 10 reversely rotates, or the ratchet two 10-1 on the tooth block 10 is engaged with the ratchet one 2-1 of the winding shaft 2 when the tooth block 10 reversely rotates, and the ratchet two 10-1 on the tooth block 10 is disengaged from the ratchet one 2-1 of the winding shaft 2 when the tooth block 10 rotates forward.

[0080] As Figure 18The conductive sheet 13 is a second scheme of the conductive sheet, which includes a fixed end 13'-1, an elastic end 13'-2 and a pin 13'-4. The face shell 1 is provided with a spring pressing rib 1-11 to fix the fixed end 13'-1 of the conductive sheet on the bottom shell 16. The conductive sheet 13' is welded to the circuit board 11-1 in the PCB assembly 11 to realize the electrical connection. The elastic end 13'-2 is suspended in the take-up cavity 16-1 in the shell. The end of the steel wire rope 3-1 on the winding shaft 2 is provided with a copper buckle 3-2. The elastic end 13'-2 is provided with a contact head which is in conductive contact with the copper buckle 3-2. At this time, the steel wire rope 3-1 forms an electric circuit. The contact head is composed of a steel ball block 13'-3 and a steel ball 12. The steel ball block 13'-3 is composed of three or more than three baffles which are bent at a certain angle. The baffles are formed by cutting and bending the plate body located at the outer edge of the elastic end 13'-2. The internal space surrounded by the baffles is used to place the steel ball 12. The steel ball 12 cannot fall out of the gap between the blocks. The steel ball 12 is in contact with the copper buckle 3-2 through the elastic effect of the elastic end 13'-2 of the conductive sheet. After the plug 3-3 of the steel wire rope is in contact with the thrust spring 11-4 of the PCB, the steel wire rope forms an electric circuit. The steel ball 12 is placed in the surrounding cavity of the steel ball block 13'-3. The end of the steel wire rope 3-1 on the winding shaft 2 is provided with a copper buckle 3-2. The steel ball 12 on the elastic end 13'-2 is in conductive contact with the copper buckle 3-2. At this time, the steel wire rope forms an electric circuit. When the copper buckle 3-2 rotates with the winding shaft 2, the steel ball 12 in the conductive sheet 13' can also maintain conductive contact with the copper buckle 3-2. When the copper buckle 3-2 rotates, the steel ball 12 and the copper buckle 3-2 are in rolling friction, so the wear of the two is small, which is beneficial to long-term use. Compared with the elastic end 13-2, the elastic end 13'-2 removes the excess plate body part. Therefore, the conductive sheet 13 with the elastic end 13'-2 structure has a smaller volume.

[0081] As Figure 19The conductive sheet 13 shown is a third scheme of the conductive sheet, which includes fixed end two 13"-1, elastic end two 13"-2 and pin two 13"-4, meanwhile, the face shell 1 is provided with elastic sheet pressing rib 1-11 to fix the fixed end two 13"-1 of the conductive sheet on the bottom shell 16, the conductive sheet 13 is welded with the circuit board 11-1 in the PCB assembly 11 through the pin two 13"-4 to realize the electrical connection, the elastic end two 13"-2 is suspended in the take-up cavity 16-1 in the shell, the end of the steel wire rope 3-1 provided on the winding shaft 2 is provided with a copper buckle 3-2, the elastic end two 13"-2 is provided with a contact head and the contact head is in conductive contact with the copper buckle 3-2, at this time, the steel wire rope 3-1 forms an electric circuit. The contact head is a steel column bump 13"-3, the upper end surface of the steel column bump 13"-3 is a spherical surface, the end of the steel wire rope provided on the winding shaft is provided with a copper buckle, the steel column bump 13"-3 located on the elastic end is in conductive contact with the copper buckle 3-2, at this time, the steel wire rope 3-1 forms an electric circuit, when the copper buckle 3-2 rotates with the winding shaft 2, the steel column bump 13"-3 in the conductive sheet 13" can also keep conductive contact with the copper buckle 3-2.

[0082] As Figure 21 The conductive sheet 13 in the conductive sheet 13 is a fourth scheme of the conductive sheet, which includes fixed end three 13a-1, elastic end three 13a-2, pin three 13a-3, the elastic end three 13a-2 is composed of a needle tube 13a-21, a needle head 13a-22 and a spring 13a-23, the needle tube 13a-21 is welded and fixed on the fixed end 13a-1, the needle head 13a-22 can axially move in the needle tube 13a-21 after being telescopically sleeved with the spring 13a-23, and the needle head 13a-22 is in conductive contact with the copper buckle 3-2, at this time, the steel wire rope 3-1 forms an electric circuit, meanwhile, the winding shaft assembly further includes a winding shaft bottom plate 21, the winding shaft bottom plate 21 is provided with a bottom plate 21-1 and a conductive hole 21-2, the bottom plate 21-1 is fixedly connected with the winding shaft 2, which can be ultrasonic welding, and can be provided with a screw fixing hole 21-3, the winding shaft 2 is fixedly connected with the screw 4 through the screw fixing hole 21-3. The needle head 13a-2b penetrates out of the conductive hole 21-2 and tightly contacts with the copper buckle 3-2 of the steel wire rope to realize the electrical connection.

[0083] It should be understood that, although the above embodiment has a relatively detailed textual description of the design idea of the utility model, the textual description is only a simple textual description of the design idea of the utility model, but not a limitation of the design idea of the utility model, and any combination, addition or modification not beyond the design idea of the utility model falls within the protection scope of the utility model.

Claims

1. A single-rope slack alarm binding tag, comprising a shell consisting of a front shell (1) and a bottom shell (16), a wire rope assembly (3), a PCB assembly (11), a winding shaft (2), and a toothed block (10), wherein the PCB assembly (11) is installed inside the shell, and a wire rope through hole one is provided on one side of the shell and a wire rope through hole two is provided on the other side of the shell, characterized in that: The shell is provided with a winding shaft (2), and the winding shaft (2) is rotatably installed between the face shell (1) and the bottom shell (16), the winding shaft (2) is provided with a ratchet shaft part, and the outer circular surface of the ratchet shaft part is provided with a ratchet one (2-1), the middle part of the tooth block (10) is provided with a rotating hole (10-2), the tooth block (10) is movably installed in the shell through the rotating hole (10-2) and the tooth block rotating column (16-7) in the shell, the upper part of the tooth block is provided with a ratchet two (10-1), and the lower part of the tooth block is provided with a protruding block (10-3), the ratchet two (10-1) on the tooth block (10) can be engaged or disengaged with the ratchet one (2-1) of the winding shaft (2) by pushing the protruding block (10-3); the shell is provided with a lock piece limiting guide groove, and the lock piece limiting guide groove is provided with a lock piece (8), the lock piece (8) is provided with a locking hole (8-1) and a lock through hole (8-2) penetrating the upper and lower end faces of the lock piece (8), and the locking hole (8-1) and the lock through hole (8-2) are communicated, the shell on the side of the steel wire rope through hole two is provided with a push button limiting hole, and the push button limiting hole is provided with a push button (6), the push button (6) can move back and forth along the length direction of the push button limiting hole, the fixed block in the push button (6) is fixedly connected with the lock piece (8) through a connecting piece, the locking hole (8-1) on the lock piece (8) can be directly opposite to the steel wire rope through hole two or the lock through hole (8-2) on the lock piece (8) can be directly opposite to the steel wire rope through hole two by moving the push button (6); one end of the steel wire rope (3-1) in the steel wire rope assembly (3) is fixedly connected with the winding shaft (2) through the steel wire rope through hole one, the steel wire rope (3-1) can be wound on the shaft body of the winding shaft (2) when the winding shaft (2) is rotated, the other end of the steel wire rope (3-1) is provided with a plug (3-3), and the outer circular surface of the plug (3-3) is provided with a clamping groove (3-4), the diameter of the plug (3-3) matches the diameter of the lock through hole (8-2), and the diameter of the plug (3-3) is greater than the width of the locking hole (8-1), when the plug (3-3) passes through the steel wire rope through hole two, the lock through hole (8-2) in sequence, the front end of the plug (3-3) presses and closes the upper lock switch (11-3) in the closed PCB assembly (11) and is in conductive contact with the push spring (11-4) in the PCB assembly (11), the locking hole (8-1) is clamped with the clamping groove (3-4) by moving the push button (6); the shell is provided with a conductive sheet (13), one end of the conductive sheet (13) is conductively connected with the PCB assembly (11), and the other end of the conductive sheet (13) is conductively connected with the end of the steel wire rope (3-1) arranged on the winding shaft (2).

2. A single line slack alarm lashing label according to claim 1 characterised in that: The upper end face of the lock piece (8) is provided with a lock hole (8-1) and a lock through hole (8-2) penetrating the upper and lower end faces of the lock piece (8), the lock hole (8-1) is a strip-shaped through hole with a length greater than a width, the other end of the upper end face of the lock piece (8) is provided with a tooth block limiting hole (8-6) penetrating the upper and lower end faces of the lock piece (8), the protrusion (10-3) is arranged in the tooth block limiting hole (8-6), the tooth block limiting hole (8-6) is a strip-shaped hole, the diameter of the protrusion (10-3) matches the width of the strip-shaped hole and the diameter of the protrusion (10-3) is smaller than the length of the strip-shaped hole; the lock hole (8-1) is located outside the lock through hole (8-2) and the lock through hole (8-2) is closer to the tooth block limiting hole (8-6) relative to the lock hole (8-1), when the lock through hole (8-2) and the steel wire rope through hole two are in alignment, the second ratchet (10-1) on the tooth block (10) and the first ratchet (2-1) of the winding shaft (2) are in a disengaged state, at this time, the plug (3-3) can be inserted into the steel wire rope through hole two or the plug (3-3) can be pulled out of the steel wire rope through hole two, the winding shaft (2) can be bidirectional rotation, the winding shaft (2) can wind the steel wire rope (3-1) on the shaft body when the winding shaft (2) rotates forward, the winding shaft (2) can pull out the steel wire rope (3-1) wound on the shaft body when the winding shaft (2) rotates reversely, or the winding shaft (2) can wind the steel wire rope (3-1) on the shaft body when the winding shaft (2) rotates reversely, the winding shaft (2) can pull out the steel wire rope (3-1) wound on the shaft body when the winding shaft (2) rotates forward; when the lock hole (8-1) and the steel wire rope through hole two are in alignment, the second ratchet (10-1) on the tooth block (10) and the first ratchet (2-1) of the winding shaft (2) are in a stop-retreating engagement, at this time, the plug (3-3) cannot be inserted into the steel wire rope through hole two or the plug (3-3) cannot be pulled out of the steel wire rope through hole two, the winding shaft (2) can only rotate in one direction and the rotating winding shaft (2) can wind the steel wire rope (3-1) on the shaft body; when the lock through hole (8-2) and the steel wire rope through hole two are in alignment, the second ratchet (10-1) on the tooth block (10) and the first ratchet (2-1) of the winding shaft (2) are in a stop-engagement, at this time, the plug (3-3) cannot be inserted into the steel wire rope through hole two or the plug (3-3) cannot be pulled out of the steel wire rope through hole two, the winding shaft (2) cannot rotate.

3. A single line slack alarm lashing label according to claim 2, characterised in that: The upper end surface of the lock piece (8) is provided with a mounting plate (8-3), and the mounting plate (8-3) is provided with a push button limiting hole (8-4) penetrating through the front and back surfaces of the mounting plate (8-3), the fixed block in the push button (6) is provided with a threaded hole (6-3), and the fixed block and the mounting plate are fixedly connected through a screw (7) after the threaded hole (6-3) and the push button limiting hole (8-4) are in alignment, a spring one limiting cavity (16-5) is arranged in the shell, and a spring one (9) is arranged in the spring one limiting cavity (16-5), one end of the spring one (9) is in contact with the inner wall surface of the spring one limiting cavity (16-5), the other end of the spring one (9) is in contact with the side surface of the push button (6), and the lock piece (8) drives the push button (6) to move close to the spring one limiting cavity (16-5) when the lock through hole (8-2) is in alignment with the steel wire rope through hole two, so that the spring one (9) is compressed.

4. A single line slack alarm lashing label according to claim 1, characterised in that: The conductive sheet (13) includes a fixed end (13-1), an elastic end (13-2) and a pin (13-4), the conductive sheet (13) is electrically connected with the circuit board (11-1) in the PCB assembly (11) through welding of the pin (13-4), the elastic end (13-2) is suspended in the take-up cavity (16-1) in the shell, a copper buckle (3-2) is arranged on the end of the steel wire rope (3-1) arranged on the winding shaft (2), a contact head is arranged on the elastic end (13-2) and is in conductive contact with the copper buckle (3-2), and at this time, the steel wire rope (3-1) forms an electric circuit; the contact head is composed of a steel ball stop block (13-3) and a steel ball (12), the steel ball stop block (13-3) is composed of three or more than three stop plates bent at a certain angle, the stop plates are formed by cutting and bending a plate body located in the middle of the elastic end (13-2), and the internal space surrounded by the stop plates is used for placing the steel ball (12).

5. A single line slack alarm lashing label according to claim 1, characterised in that: The conductive sheet (13) includes a fixed end (13-1), an elastic end (13-2) and a pin (13-4), the conductive sheet (13) is electrically connected with the circuit board (11-1) in the PCB assembly (11) through welding of the pin (13-4), the elastic end (13-2) is suspended in the take-up cavity (16-1) in the shell, a copper buckle (3-2) is arranged on the end of the steel wire rope (3-1) arranged on the winding shaft (2), a contact head is arranged on the elastic end (13-2) and is in conductive contact with the copper buckle (3-2), and at this time, the steel wire rope (3-1) forms an electric circuit; the contact head is composed of a steel ball stop block (13-3) and a steel ball (12), the steel ball stop block (13-3) is composed of three or more than three stop plates bent at a certain angle, the stop plates are formed by cutting and bending a plate body located in the middle of the elastic end (13-2), and the internal space surrounded by the stop plates is used for placing the steel ball (12).

6. A single line slack alarm lashing label according to claim 1, characterised in that: The conductive sheet (13) includes fixed end two (13"-1), elastic end two (13"-2) and pin two (13"-4), the conductive sheet (13) is welded with the circuit board (11-1) in PCB assembly (11) through pin two (13"-4) and realizes electric connection, elastic end two (13"-2) is suspended in the take-up cavity (16-1) in the shell, the end of the steel wire rope (3-1) provided on the winding shaft (2) is provided with a copper buckle (3-2), the elastic end two (13"-2) is provided with a contact head and the contact head is in conductive contact with the copper buckle (3-2), at this time, the steel wire rope (3-1) forms an electric circuit;The contact head is a steel column bump (13"-3), the upper end surface of the steel column bump (13"-3) is spherical.

7. A single line slack alarm lashing label according to claim 1, characterised in that: The conductive sheet (13) includes fixed end three (13a-1), elastic end three (13a-2), pin three (13a-3), the elastic end three (13a-2) is composed of a needle tube (13a-21), a needle head (13a-22) and a spring (13a-23), the needle tube (13a-21) is welded and fixed on the fixed end three (13a-1), the needle head (13a-22) is telescopically axially movable in the needle tube (13a-21) after the spring (13a-23) is sleeved, and the needle head (13a-22) is in conductive contact with the copper buckle (3-2), at this time, the steel wire rope (3-1) forms an electric circuit.

8. A single line slack alarm lashing label according to claim 4, characterised in that: The steel wire rope assembly (3) includes a steel wire rope (3-1), a copper buckle (3-2) and a plug (3-3), the outer circular surface of the plug (3-3) is provided with a clamping groove (3-4); One end of the winding shaft (2) assembled with the bottom shell (16) is provided with a steel wire rope copper buckle fixing hole (2-2), and the steel wire rope copper buckle fixing hole (2-2) is provided with a copper buckle (3-2).

9. A single line slack alarm lashing label according to claim 1, characterised in that: The shell is provided with a rope loosening button (14), the rope loosening button (14) is provided with a steel wire rope through hole (14-1), a positioning hole (14-2), a pressing plate (14-3) and a hinge shaft (14-4), the hinge shaft (14-4) is clamped between the rope loosening button hinge hole (16-11) of the bottom shell (16) and the hinge hole (1-4) of the surface shell (1), the spring two (15) is sleeved between the rope loosening button spring limiting column (16-3) of the bottom shell (16) and the positioning hole (14-2), and the rope loosening button (14) can be rotatably moved up and down;The pressing plate (14-3) is opposite to the button of the rope loosening switch (11-2), the steel wire rope (3-1) passes through between the steel wire rope through hole (14-1), when the steel wire rope (3-1) is tightened, the steel wire rope (3-1) pulls the rope loosening button (14) to move downward by pressing the rope loosening button steel wire rope through hole (14-1), at the same time, the pressing plate (14-3) presses the rope loosening switch (11-2) to realize the closure of the rope loosening switch (11-2), at this time, a single rope loosening alarm binding label is in a rope loosening warning state.

10. A single line slack alarm lashing label according to claim 1, characterised in that: The end of the winding shaft (2) assembled with the surface shell (1) is provided with a handle (2-4); or the end of the winding shaft (2) assembled with the surface shell (1) is provided with a winding shaft hinge hole (2-5), and the independent handle (19) is provided with a hinge hole I (19-1) matched with the winding shaft hinge hole (2-5). The independent handle (19) is hinged with the winding shaft (2) through a hinge shaft I (20) after the winding shaft hinge hole (2-5) and the hinge hole I (19-1) are matched.

11. A single line slack alarm lashing label according to claim 1, characterised in that: The PCB assembly (11) comprises a circuit board (11-1), a loose rope switch (11-2), a locking switch (11-3), a thrust spring (11-4), a buzzer (11-5), a frequency element (11-6), an inductor (11-7), an LED (11-8) and a battery (11-9). The circuit board (11-1) is provided with a hole position corresponding to the PCB board limiting column I (1-8) on the surface shell (1) and the PCB board limiting column II (16-10) on the bottom shell (16), and the circuit board (11-1) is fixedly installed in the shell by being clamped by the PCB board limiting column I (1-8) and the bottom shell PCB board limiting column II (16-10). The circuit board (11-1) is provided with a loose rope switch (11-2), a locking switch (11-3), a thrust spring (11-4), a buzzer (11-5), a frequency element (11-6), an inductor (11-7) and an LED (11-8). The battery (11-9) supplies power for the PCB assembly (11).

12. A single line slack alarm lashing label according to claim 8, characterised in that: The bottom shell (16) is provided with a battery cavity (16-12), a fixing column (16-13) and a battery cover notch (16-14). One side of the battery cover (17) is provided with a protrusion I (17-1), and the other side of the battery cover (17) is provided with a lug. The lug is provided with a fixing hole (17-2) penetrating the front and back surfaces of the lug. The protrusion I (17-1) is matched with the battery cover notch (16-14) of the bottom shell. After the fixing hole (17-2) and the fixing column (16-13) are matched, the battery cover (17) is fixedly connected with the bottom shell (16) through a screw four (18).

13. A single line slack alarm lashing label according to claim 1, characterized in that: The bottom shell (16) is provided with a take-up cavity (16-1), the face shell (1) is provided with a handle cavity (1-1) which is a circular cavity, the winding shaft (2) is provided with a shaft section one matching the diameter of the take-up cavity (16-1) and a shaft section two matching the diameter of the handle cavity (1-1), and the shaft section one and the shaft section two are located on the two sides of the ratchet shaft part, respectively, the shaft section outside the shaft section one in the winding shaft (2) is a winding shaft section, and the diameter of the winding shaft section is smaller than that of the shaft section one; the tooth block (10) is installed in the shell through the rotary hole (10-2) and the tooth block rotary column (16-7) in the shell, and the tooth block (10) can rotate around the tooth block rotary column (16-7) under the action of an external force, and the tooth block can rotate forward or reversely around the tooth block rotary column (16-7) when the push block (10-3) is pushed, the ratchet two (10-1) on the tooth block (10) is engaged with the ratchet one (2-1) of the winding shaft (2) when the tooth block (10) rotates forward, and the ratchet two (10-1) on the tooth block (10) is disengaged from the ratchet one (2-1) of the winding shaft (2) when the tooth block (10) reversely rotates, or the ratchet two (10-1) on the tooth block (10) is engaged with the ratchet one (2-1) of the winding shaft (2) when the tooth block (10) reversely rotates, and the ratchet two (10-1) on the tooth block (10) is disengaged from the ratchet one (2-1) of the winding shaft (2) when the tooth block (10) rotates forward.

14. A single line slack alarm lashing label according to claim 1, characterized in that: The end of the winding shaft (2) with the shaft section one matching the diameter of the take-up cavity (16-1) is provided with a winding shaft bottom plate (21), the winding shaft bottom plate (21) is provided with a bottom plate (21-1) and a conductive hole (21-2), the bottom plate (21-1) is fixedly connected with the winding shaft, which can be ultrasonic welding, and can be provided with a screw fixing hole (21-3), the screw (4) passes through the screw fixing hole (21-3) to be fixedly connected with the winding shaft, and the needle (13a-22) passes out of the conductive hole (21-2) to tightly contact the steel wire rope copper buckle (3-2) to realize electrical connection.

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