CN112024443A

CN112024443A - Airport consignment safety inspection device that weighs

Info

Publication number: CN112024443A
Application number: CN202010851326.0A
Authority: CN
Inventors: 王宇
Original assignee: Fuzhou Minqing Geya Electronic Technology Co ltd
Current assignee: Fuzhou Minqing Geya Electronic Technology Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2020-12-04

Abstract

The invention discloses a check weighing security device for airport consignment, which comprises a security check machine body, wherein a detection cavity is formed in the security check machine body, a security check device is arranged in the detection cavity, the security check device comprises a moving groove with a downward opening, the lower side of the moving groove is communicated with the detection cavity, a connecting block is connected in the moving groove in a sliding manner, a connecting groove is formed in the connecting block, a connecting rack is connected in the connecting groove in a sliding manner, a connecting spring is connected between the connecting rack and the top wall of the connecting groove, a detection device is fixedly arranged on the top wall of the right side of the detection cavity, and when the detection device detects dangerous objects in luggage, the connecting rack descends to block the dangerous luggage.

Description

Airport consignment safety inspection device that weighs

Technical Field

The invention relates to the technical field of security inspection devices, in particular to a shipping and weighing security inspection device for an airport.

Background

In recent years, airport security check work is more and more strict, during airport luggage security check, luggage generally needs to be weighed and then subjected to security check, in the security check process, X-rays are generally used for scanning the luggage, and after dangerous goods are found, the suspicious luggage is searched through previous images for discrimination.

Disclosure of Invention

The invention aims to provide a consignment weighing security inspection device for an airport, which is used for overcoming the defects in the prior art.

The airport consignment weighing security inspection device comprises a security inspection machine body, wherein a detection cavity is formed in the security inspection machine body, a security inspection device is arranged in the detection cavity, the security inspection device comprises a moving groove with a downward opening, the lower side of the moving groove is communicated with the detection cavity, a connecting block is connected in the moving groove in a sliding manner, a connecting groove is formed in the connecting block, a connecting rack is connected in the connecting groove in a sliding manner, a connecting spring is connected between the connecting rack and the top wall of the connecting groove, a detection device is fixedly arranged on the top wall of the right side of the detection cavity, when the detection device detects that dangerous objects exist in luggage, the connecting rack descends to block the dangerous luggage, a belt groove is formed in the lower side of the detection cavity, a belt wheel groove is formed in the upper side of the belt groove, a weighing groove is formed in the upper side of, the weighing device comprises a weighing block which is in sliding connection with the weighing groove, a supporting groove is communicated with the lower side of the weighing groove, a supporting block which is fixedly connected with the weighing block is in sliding connection with the supporting groove, a supporting spring is connected between the supporting block and the bottom wall of the supporting groove, an oil way is communicated with the right wall of the weighing groove, a qualified building block is in sliding connection with the horizontal part on the right side of the oil way, an overweight building block which is positioned on the lower side of the qualified building block is in sliding connection with the horizontal part on the other side of the oil way, when the ascending weighing block presses the qualified building block, the luggage is not overweight, the luggage is pushed to the left to the conveying belt, and when the ascending weighing block presses the overweight building block, the luggage.

On the basis of the technical scheme, the security inspection device further comprises a horizontal part communicated with one side of the oil pipe on the left side of the moving groove, a piston slide rod fixedly connected with the connecting block is connected in the oil pipe in a sliding mode, a meshing groove is formed in the upper side of the moving groove, a gear groove is formed in the lower end of the right side of the meshing groove, a power shaft is matched with a wall body between the meshing groove and the gear groove in a rotating mode and is located in the meshing groove, a fixed gear is fixedly connected with the power shaft, the power shaft extends upwards to the tail end and is connected with a power motor embedded in the wall body in a power mode, a rotating shaft is matched with the top wall on the left side of the meshing groove in a rotating mode and is located in the meshing groove, a spline gear capable of being meshed with the fixed gear is connected with the spline gear, the oil pipe is internally and fixedly connected with a piston push rod in a rotating connection with the first annular groove, a first torsion spring is connected between the rotating shaft and the bottom wall of the meshing groove, the power shaft is positioned in the gear groove and fixedly connected with a meshing gear, the top wall at the right side of the gear groove is in running fit with a transmission shaft positioned at the right side of the power shaft, the transmission shaft is positioned in the gear groove and in spline connection with a movable gear capable of being meshed with the meshing gear, a second annular groove is formed in the movable gear, the bottom wall of the gear groove is provided with a vertical part at the other side of the oil pipe, the oil pipe is in sliding connection with a piston push rod in a rotating connection with the second annular groove, the lower side of the gear groove is provided with a bevel gear meshing groove positioned at the right side of the movable groove, the power shaft is positioned in the bevel gear meshing groove and, the gear shaft is positioned in the bevel gear meshing groove and is in spline connection with a rotating half gear, the gear shaft is positioned in the bevel gear meshing groove and is fixedly connected with an electromagnet, the rotating half gear is fixedly connected with a permanent magnet positioned on the right side of the electromagnet, a magnet spring is connected between the permanent magnet and the electromagnet, the gear shaft is positioned in the connecting groove and is fixedly connected with a connecting gear meshed with the connecting rack, the rear wall of the detection cavity is provided with a matching groove, the rotating shaft extends downwards to the matching groove and is fixedly connected with a push-out gear, the matching groove is internally and slidably connected with a push-out rack meshed with the push-out gear, the push-out rack is positioned in the detection cavity and is fixedly connected with a push-out block capable of pushing away the baggage, the front wall of the detection cavity is provided with an induction groove, the induction, sliding connection have with response piece fixed connection's conducting block in the sliding tray, the response piece with be connected with supporting spring between the response groove diapire, sliding tray downside fixed mounting has alarm device, set up in the alarm device with the conducting block conductive groove of circular telegram of pegging graft, it has the driven shaft to detect chamber back wall normal running fit, it has the driving shaft that is located to detect chamber back wall normal running fit the driven shaft right side, the bevel gear spread groove has been seted up on cooperation groove right side, the driving shaft with the transmission shaft is located bevel gear spread groove internal bevel gear pair is connected, the driving shaft with the driven shaft is located detect intracavity band pulley and connects.

On the basis of the technical scheme, the weighing device further comprises a qualified groove communicated with the right wall of the weighing groove, a qualified rack is connected in the qualified groove in a sliding manner, a push-out spring is connected between the qualified rack and the right wall of the qualified groove, a driven shaft is matched with the bottom wall of the qualified groove in a rotating manner, the driven shaft and the transmission shaft are connected with a belt wheel in the belt groove, the driven shaft is positioned in the qualified groove and is in splined connection with a central gear capable of being meshed with the qualified rack, a third ring groove is formed in the central gear, one side of a vertical part of an oil channel is installed on a wall body on the lower side of the qualified groove, the oil channel is in sliding connection with a piston press rod in rotating connection with the third ring groove, a horizontal part on the other side of the oil channel is arranged on the right side of the qualified building block, and a piston moving rod fixedly, the oil circuit downside has been seted up and has been reset the groove, reset inslot sliding connection have with overweight building block fixed connection's reset block, the reset block with be connected with reset spring between the groove right wall that resets, weigh the groove front side and have seted up overweight groove, overweight inslot sliding connection has overweight rack, with be connected with overweight spring between the overweight groove antetheca, overweight groove diapire normal running fit has the driven shaft, the transmission shaft with it is located to agree with the axle the pulley inslot band pulley is connected, it is located to agree with the axle overweight inslot splined connection have can with overweight rack toothing's sliding gear, the fourth annular has been seted up in the sliding gear, overweight tank bottom wall is installed the vertical part of oil duct opposite side, oil duct sliding connection with fourth ring groove grabs the piston oil pole that connects.

The invention has the beneficial effects that: carry out the weight inspection to luggage earlier, if the luggage that accords with the quality will be pushed the conveyer belt to the left by qualified rack, if the luggage is overweight, then by overweight rack forward push hold the groove in, if the qualified luggage of quality does not have the illegal object article, then the luggage will shift out from the export, if there is dangerous object in the qualified luggage of quality, then can be blockked by connecting the rack, then release the piece and push into in the response groove, then the quality of luggage makes the conducting block insert alarm device in, makes alarm device report to the police and reminds security personnel reinspection.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a shipping, weighing and security inspection device for an airport;

FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure in the direction B-B in FIG. 1;

FIG. 4 is an enlarged view of a portion of the structure at C in FIG. 1;

fig. 5 is a schematic view of the structure in the direction of D-D in fig. 4.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1 to 5, the airport consignment weighing security inspection device according to the embodiment of the invention comprises a security inspection machine body 33, a detection cavity 85 is formed in the security inspection machine body 33, a security inspection device is formed in the detection cavity 85, the security inspection device comprises a moving groove 50 with a downward opening and communicated with the detection cavity 85 at the lower side, a connecting block 39 is connected in the moving groove 50 in a sliding manner, a connecting groove 38 is formed in the connecting block 39, a connecting rack 47 is connected in the connecting groove 38 in a sliding manner, a connecting spring 37 is connected between the connecting rack 47 and the top wall of the connecting groove 38, a detection device 23 is fixedly installed on the top wall of the right side of the detection cavity 85, when the detection device 23 detects dangerous objects in luggage, the connecting rack 47 descends to block the dangerous luggage, a belt groove 89 is formed in the lower side of the detection cavity 85, a pulley groove 90 is formed in the upper side of the belt, a weighing groove 74 is arranged on the upper side of the pulley groove 90, a weighing device is arranged in the weighing groove 74, the weighing device comprises a weighing block 72 which is connected with a weighing groove 74 in a sliding way, a supporting groove 75 is communicated with the lower side of the weighing groove 74, a supporting block 73 fixedly connected with the weighing block 72 is slidably connected in the supporting groove 75, a supporting spring 76 is connected between the supporting block 73 and the bottom wall of the supporting groove 75, the right wall of the weighing groove 74 is communicated with an oil path 62, the right horizontal part of the oil way 62 is connected with a qualified building block 71 in a sliding way, the other horizontal part of the oil way 62 is connected with an overweight building block 58 positioned at the lower side of the qualified building block 71 in a sliding way, when the rising weight 72 presses against the qualified block 71, indicating that the baggage is not overweight, the baggage will be pushed to the left onto the conveyor, when the rising weight 72 presses against the overweight block 58, it indicates that the luggage is overweight and pushed forward.

In addition, in one embodiment, the security inspection device further includes a horizontal portion communicating with one side of the oil pipe 35 at the left side of the moving groove 50, a piston slide rod 36 fixedly connected with the connecting block 39 is slidably connected in the oil pipe 35, an engaging groove 15 is formed at the upper side of the moving groove 50, a gear groove 86 is formed at the lower end of the right side of the engaging groove 15, a power shaft 22 is rotatably fitted to a wall body between the engaging groove 15 and the gear groove 86, a fixed gear 17 is fixedly connected to the power shaft 22 in the engaging groove 15, a power motor 16 embedded in the wall body is connected to the power shaft 22 in a manner of extending upwards to the end, a rotating shaft 12 is rotatably fitted to the top wall at the left side of the engaging groove 15, a spline gear 11 capable of engaging with the fixed gear 17 is splined in the engaging groove 15, a first ring groove 10 is formed in the spline gear 11, the vertical part on the other side of the oil pipe 35 is installed on the bottom wall of the meshing groove 15, a piston push rod 14 rotationally connected with the first ring groove 10 is slidably connected in the oil pipe 35, a first torsion spring 13 is connected between the rotating shaft 12 and the bottom wall of the meshing groove 15, the power shaft 22 is located in the gear groove 86, a meshing gear 18 is fixedly connected in the gear groove 86, a transmission shaft 55 located on the right side of the power shaft 22 is rotationally matched on the top wall on the right side of the gear groove 86, a moving gear 19 capable of meshing with the meshing gear 18 is splined on the transmission shaft 55 located in the gear groove 86, a second ring groove 20 is formed in the moving gear 19, the vertical part on the other side of the oil pipe 35 is installed on the bottom wall of the gear groove 86, a piston push rod 21 rotationally connected with the second ring groove 20 is slidably connected on the oil pipe 35, a bevel gear meshing groove, the power shaft 22 is positioned in the bevel gear meshing groove 41 and is fixedly connected with a rotating bevel gear 40, a wall body between the bevel gear meshing groove 41 and the moving groove 50 is matched with a gear shaft 87 in a rotating manner, the gear shaft 87 is positioned in the bevel gear meshing groove 41 and is connected with a rotating half gear 42 in a spline manner, the gear shaft 87 is positioned in the bevel gear meshing groove 41 and is fixedly connected with an electromagnet 45, the rotating half gear 42 is fixedly connected with a permanent magnet 43 positioned at the right side of the electromagnet 45, a magnet spring 44 is connected between the permanent magnet 43 and the electromagnet 45, the gear shaft 87 is positioned in the connecting groove 38 and is fixedly connected with a connecting gear 48 meshed with the connecting rack 47, the rear wall of the detection cavity 85 is provided with a matching groove 88, the rotating shaft 12 extends downwards to the matching groove 88 and is fixedly connected with a pushing gear 53, and a pushing rack 52 meshed with the pushing gear 53, the push-out rack 52 is located in the detection cavity 85 and fixedly connected with a push-out block 51 capable of pushing luggage away, the front wall of the detection cavity 85 is provided with an induction groove 31, the induction groove 31 is internally connected with an induction block 25 in a sliding manner, the lower side of the induction groove 31 is communicated with a sliding groove 28, the sliding groove 28 is internally connected with a conductive block 27 fixedly connected with the induction block 25 in a sliding manner, a supporting spring 26 is connected between the induction block 25 and the bottom wall of the induction groove 31, the lower side of the sliding groove 28 is fixedly provided with an alarm device 30, the alarm device 30 is internally provided with a conductive groove 29 which is connected with the conductive block 27 in an inserting manner and electrified, the rear wall of the detection cavity 85 is rotatably matched with a driven shaft 32, the rear wall of the detection cavity 85 is rotatably matched with a driving shaft 24 positioned on the right side of the driven shaft 32, the right side of the matching groove 88 is provided with a, the driving shaft 24 and the driven shaft 32 are located in the detection cavity 85 and are connected through a belt wheel, when luggage is blocked by the connecting rack 47, the driving shaft 24 and the driven shaft 32 stop rotating, the belt cannot move, the pushing-out rack 52 pushes the luggage into the induction groove 31, and the alarm device 30 sends out an alarm to remind a worker to check the luggage.

In addition, in one embodiment, the weighing device further includes a qualified slot 64 communicated with the right wall of the weighing slot 74, a qualified rack 66 is slidably connected in the qualified slot 64, a push-out spring 65 is connected between the qualified rack 66 and the right wall of the qualified slot 64, a driven shaft 56 is rotatably matched on the bottom wall of the qualified slot 64, the driven shaft 56 and the transmission shaft 55 are connected with a pulley in the belt slot 89, the driven shaft 56 is splined in the qualified slot 64 and is connected with a central gear 67 capable of meshing with the qualified rack 66, the central gear 67 is provided with a third ring slot 69, one side of the vertical part of the oil channel 63 is installed on the lower side wall body of the qualified slot 64, the oil channel 63 is slidably connected with a piston press rod 68 rotatably connected with the third ring slot 69, the right side of the qualified building block 71 is provided with a horizontal part of the other side of the oil channel 63, a piston moving rod 70 fixedly connected with the qualified building block 71 is connected in the oil duct 63 in a sliding manner, a reset groove 61 is formed in the oil duct 62, a reset block 59 fixedly connected with the overweight building block 58 is connected in the reset groove 61 in a sliding manner, a reset spring 60 is connected between the reset block 59 and the right wall of the reset groove 61, an overweight groove 80 is formed in the front side of the weighing groove 74, an overweight rack 79 is connected in the overweight groove 80 in a sliding manner, an overweight spring 78 is connected between the overweight groove 80 and the front wall of the overweight groove 80, a driven shaft 56 is rotatably matched with the bottom wall of the overweight groove 80, the transmission shaft 55 and the engagement shaft 77 are positioned in the pulley groove 90 and connected with a pulley, the engagement shaft 77 is positioned in the overweight groove 80 and connected with a sliding gear 82 capable of being meshed with the overweight rack 79 in a spline manner, a fourth ring groove 81 is formed in the sliding gear 82, and a vertical part on the other side of the overweight groove 80 is installed on the bottom wall, a piston oil rod 83 connected with the fourth ring groove 81 in a grabbing manner is connected in the oil passage 63 in a sliding manner, the rear side of the weighing groove 74 is communicated with a containing groove 84, and when luggage is overweight, the fourth ring groove 81 is meshed with the overweight rack 79, so that the overweight luggage in the case of the ascending overweight rack 79 is pushed backwards into the containing groove 84.

In the initial state, the meshing gear 18 meshes with the second annular groove 20, the spline gear 11 does not mesh with the fixed gear 17, the connecting rack 47 is arranged in the connecting groove 38, the rotating half gear 42 does not mesh with the rotating bevel gear 40, the abutting spring 49 is in a relaxed state, the return spring 60 is in a relaxed state, and the support spring 76 is in a relaxed state.

When luggage needs to be safely checked, the power motor 16 is started to drive the transmission shaft 55 to rotate, so that the driven shaft 56 and the fit shaft 77 both rotate, passengers need to put the luggage on the weighing block 72, when the luggage is qualified, the weighing block 72 moves downwards to abut the qualified building blocks 71 into the oil way 62, so that the oil pressure in the oil way 63 is increased, so that the central gear 67 moves upwards to enable the central gear 67 to be meshed with the qualified rack 66, meanwhile, the sliding gear 82 moves upwards and cannot be meshed with the overweight rack 79, the central gear 67 rotates to drive the qualified rack 66 to move leftwards to push the luggage onto the conveyor belt, then the weighing block 72 resets under the action of the supporting spring 76, the qualified rack 66 resets under the action of the pushing-out spring 65, the qualified luggage moves leftwards along with the conveyor belt and is detected by the detection device 23, and the luggage can only be moved out through the conveyor belt if no forbidden articles exist, if there is any forbidden articles, the electromagnet 45 is electrified to repel the rotating half gear 42 to the right, so that the rotating half gear 42 is meshed with the rotating bevel gear 40, the gear shaft 87 waiting on the power shaft 22 rotates, the connecting gear 48 rotates, the connecting rack 47 moves downwards to just block the luggage moving leftwards, the connecting block 39 moves leftwards under the action of the luggage moving leftwards, so that the oil pressure in the oil pipe 35 is increased, the second annular groove 20 moves upwards to be separated from the meshing with the meshing gear 18, so that the driving shaft 24 does not rotate any more, so that the conveyor belt does not move any more, meanwhile, the spline gear 11 moves upwards to enable the spline gear 11 to be meshed with the fixed gear 17, so that the rotating shaft 12 rotates to drive the push-out gear 53 to rotate, so that the push-out rack 52 moves forwards to push the illegal luggage forwards into the induction groove 31, and then the connecting block, the electromagnet 45 is powered off, so that the rotating half gear 42 is disengaged from the rotating bevel gear 40, the gear shaft 87 rotates reversely under the action of the second torsion spring 46, so that the connecting gear 48 rotates reversely, so that the connecting rack 47 returns to the connecting groove 38, the spline gear 11 is disengaged from the fixed gear 17, so that the gear 18 is disengaged from the moving gear 19, the rotating shaft 12 rotates reversely under the action of the first torsion spring 13, so that the pushing rack 52 can be pushed out, meanwhile, the luggage falls into the induction groove 31, so that the conductive block 27 moves downwards and is inserted into the conductive groove 29, the alarm device 30 gives an alarm to remind a security supervisor to recheck the illegal luggage, when the luggage is overweight, the weight 72 moves downwards the motor overweight block 58 into the oil path 62, so that the piston moving rod 70 is expected to move, the oil pressure in the oil path 63 is reduced, and at the moment, the central gear 67 moves downwards and cannot be engaged with, the slide gear 82 moves down to engage the overweight rack 79, and the overweight rack 79 pushes the overweight luggage into the containing groove 84.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and scope of the present invention are intended to be included therein.

Claims

1. The utility model provides an airport consignment safety inspection device that weighs, includes the safety inspection organism, its characterized in that: a detection cavity is formed in the security inspection machine body, a security inspection device is arranged in the detection cavity, the security inspection device comprises a moving groove with a downward opening communicated with the detection cavity, a connecting block is connected in the moving groove in a sliding manner, a connecting groove is formed in the connecting block, a connecting rack is connected in the connecting groove in a sliding manner, a connecting spring is connected between the connecting rack and the top wall of the connecting groove, a detection device is fixedly arranged on the top wall of the right side of the detection cavity, when the detection device detects that dangerous goods exist in the luggage, the connecting rack descends to block the dangerous luggage, a belt groove is formed in the lower side of the detection cavity, a belt wheel groove is formed in the upper side of the belt groove, a weighing groove is formed in the upper side of the belt wheel groove, a weighing device is arranged in the weighing groove, and the weighing device, the weighing device is characterized in that a supporting groove is communicated with the lower side of the weighing groove, a supporting block fixedly connected with the weighing block is connected in the supporting groove in a sliding mode, a supporting spring is connected between the supporting block and the bottom wall of the supporting groove, the right wall of the weighing groove is communicated with an oil way, the horizontal part on the right side of the oil way is connected with a qualified building block in a sliding mode, the horizontal part on the other side of the oil way is connected with an overweight building block positioned on the lower side of the qualified building block in a sliding mode, when the ascending weighing block presses the qualified building block, the luggage is not overweight, the luggage is pushed to the left on the conveying belt, and when the ascending weighing block presses the.

2. The airport consignment weighing security inspection device of claim 1, wherein: the safety inspection device further comprises a horizontal part communicated with one side of the oil pipe on the left side of the moving groove, a piston slide rod fixedly connected with the connecting block is connected in the oil pipe in a sliding manner, a meshing groove is formed in the upper side of the moving groove, a gear groove is formed in the lower end of the right side of the meshing groove, a power shaft is matched with a wall body between the meshing groove and the gear groove in a rotating manner and is located in the meshing groove, a fixed gear is fixedly connected in the meshing groove, the power shaft extends upwards to the tail end and is connected with a power motor embedded in the wall body in a power connection manner, a rotating shaft is matched with a top wall on the left side of the meshing groove in a rotating manner and is located in the meshing groove, a spline gear capable of being meshed with the fixed gear is connected in a spline, a first ring groove is formed in the spline gear, a vertical part on, a first torsion spring is connected between the rotating shaft and the bottom wall of the meshing groove, the power shaft is positioned in the gear groove and fixedly connected with a meshing gear, the top wall at the right side of the gear groove is in running fit with a transmission shaft positioned at the right side of the power shaft, the transmission shaft is positioned in the gear groove and is in spline connection with a movable gear capable of being meshed with the meshing gear, a second ring groove is formed in the movable gear, the bottom wall of the gear groove is provided with a vertical part at the other side of the oil pipe, the oil pipe is in sliding connection with a piston mandril rotatably connected with the second ring groove, the lower side of the gear groove is provided with a bevel gear meshing groove positioned at the right side of the movable groove, the power shaft is positioned in the bevel gear meshing groove and is fixedly connected with a rotating bevel gear, a gear shaft is matched with a wall body between the bevel gear meshing, the gear shaft is positioned in the bevel gear meshing groove and is fixedly connected with an electromagnet, the rotating half gear is fixedly connected with a permanent magnet positioned on the right side of the electromagnet, a magnet spring is connected between the permanent magnet and the electromagnet, the gear shaft is positioned in the connecting groove and is fixedly connected with a connecting gear meshed with the connecting rack, the rear wall of the detection cavity is provided with a matching groove, the rotating shaft extends downwards to the matching groove and is fixedly connected with a push-out gear, the matching groove is internally and fixedly connected with a push-out rack meshed with the push-out gear, the push-out rack is positioned in the detection cavity and is fixedly connected with a push-out block capable of pushing away the baggage, the front wall of the detection cavity is provided with an induction groove, the induction groove is internally and slidably connected with an induction block, the lower side of the induction groove is communicated with a sliding, the sensing block with be connected with supporting spring between the response groove diapire, sliding tray downside fixed mounting has alarm device, set up in the alarm device with the conducting groove of conducting block grafting circular telegram, it has the driven shaft to detect the back wall normal running fit in chamber, it has the driving shaft that is located to detect the back wall normal running fit in chamber the driven shaft right side, the bevel gear spread groove has been seted up on cooperation groove right side, the driving shaft with the transmission shaft is located bevel gear spread groove internal bevel gear pair is connected, the driving shaft with the driven shaft is located detect the intracavity band pulley and connect.

3. The airport consignment weighing security inspection device of claim 1, wherein: the weighing device further comprises a qualified rack communicated with the right wall of the weighing groove, a push-out spring is connected between the qualified rack and the right wall of the qualified groove, a driven shaft is rotatably matched with the bottom wall of the qualified groove and is positioned in connection with a belt pulley in the belt groove, the driven shaft is positioned in the qualified groove and is in splined connection with a central gear capable of being meshed with the qualified rack, a third ring groove is formed in the central gear, one side of a vertical part of an oil channel is installed on the wall body on the lower side of the qualified groove, a piston press rod rotatably connected with the third ring groove is slidably connected with the oil channel, a horizontal part on the other side of the oil channel is arranged on the right side of the qualified building block, a piston moving rod fixedly connected with the qualified building block is slidably connected in the oil channel, and a reset groove is formed in the lower side of the oil channel, reset groove sliding connection have with overweight building block fixed connection's reset block, the reset block with be connected with reset spring between the groove right wall that resets, weigh the groove front side and open and be equipped with overweight groove, overweight inslot sliding connection has overweight rack, with be connected with overweight spring between the overweight groove antetheca, overweight groove diapire normal running fit has the driven shaft, the transmission shaft with it is located to agree with the axle the pulley inslot band pulley is connected, it is located to agree with the axle overweight inslot splined connection have can with overweight rack toothing's sliding gear, the fourth annular has been seted up in the sliding gear, overweight tank bottom wall is installed the vertical part of oil duct opposite side, oil duct sliding connection with fourth annular groove grabs the piston oil pole that the chain was linked.