CN111554017A

CN111554017A - Self-service safety inspection equipment with disinfection function

Info

Publication number: CN111554017A
Application number: CN202010462882.9A
Authority: CN
Inventors: 陈彩山
Original assignee: Wenzhou Yanggefan Electronic Technology Co ltd
Current assignee: Zhejiang Weiheng Food Co., Ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-08-18
Anticipated expiration: 2040-05-27
Also published as: CN111554017B

Abstract

The invention discloses self-service security inspection equipment with a disinfection function, which comprises a base body arranged underground, wherein a main body lifting cavity with the upper side communicated with the outside is arranged in the base body, a main body lifting block is arranged in the main body lifting cavity in a sliding manner, the lower side of the main body lifting block is connected with the lower end wall of the main body lifting cavity through a main body spring, a transmission cavity is arranged at the lower side of the main body lifting cavity in a communicating manner, a door panel assembly is arranged in the transmission cavity, the door panel assembly comprises a rotating cavity with a roller at the lower end wall communicated with the lower side of the transmission cavity, the rotating cavity is matched with the roller to be rotatably provided with a rotating bottom plate, the device drives the disinfection assembly to work under the action of gravity after a person enters the security inspection equipment, a disinfection sliding block sprays disinfectant when sliding upwards, the lifting height of the disinfection sliding block is controlled by, people walk out from the back side, and the door plate returns to the original position after reversing for half cycle after walking out, and manual assistance for detection is not needed.

Description

Self-service safety inspection equipment with disinfection function

Technical Field

The invention relates to the technical field of security check equipment, in particular to self-service security check equipment with a disinfection function.

Background

The safety inspection is to inspect whether the passengers and their luggage carry dangerous articles such as firearms, ammunition, flammability, explosiveness, corrosion, toxic radioactivity and the like before taking a vehicle such as an airplane, a train, a subway and the like, so as to ensure the personal and property safety of the vehicle and the passengers. Machine safety inspection at present stage is the equipment that can directly pass through mostly, for preventing that the passenger from breaking into without permission, usually need be equipped with the security inspector except that machine safety inspection and help the inspection and supervise in one side, need consume a large amount of manpowers, and contain a large amount of bacteriums in the external environment, seal for a long time and easily breed the bacterium in same space content.

Disclosure of Invention

Aiming at the technical defects, the invention provides self-service safety inspection equipment with a disinfection function, which can overcome the defects.

The invention relates to self-service security inspection equipment with a disinfection function, which comprises a base body arranged underground, wherein a main body lifting cavity with the upper side communicated with the outside is arranged in the base body, a main body lifting block is arranged in the main body lifting cavity in a sliding manner, the lower side of the main body lifting block is connected with the lower end wall of the main body lifting cavity through a main body spring, the lower side of the main body lifting cavity is communicated with a transmission cavity, a door panel assembly is arranged in the transmission cavity, the door panel assembly comprises a rotating cavity with a roller at the lower end wall communicated with the lower side of the transmission cavity, a rotating bottom plate is rotatably arranged in the rotating cavity in a matching manner with the roller, a rotating track with the upper side communicated with the outside is arranged at the upper side of the periphery of the rotating cavity, an arc door panel fixedly connected with the rotating bottom plate is rotatably arranged in the rotating track, a lifting, fixed mounting has driven friction pulley and is located in the door plant axis of rotation driven reset gear of driven friction pulley downside, fixed mounting has the motor in the main part elevator, motor downside power connection has the drive shaft, fixed mounting has initiative disinfection gear and is located in the drive shaft initiative pulley that resets of initiative disinfection gear downside, the drive shaft downside has the door plant integral key shaft through door plant spline muffjoint, door plant integral key shaft downside fixed mounting have can with driven friction pulley friction fit's initiative friction pulley, transmission chamber rear side is equipped with the messenger the reset assembly that the arc door plant resets, transmission chamber left and right sides symmetry is equipped with the disinfection chamber, the disinfection intracavity have with the disinfection subassembly that the drive shaft was equipped with for symmetry axis symmetry.

Preferably, the door plant subassembly still includes transmission chamber front side intercommunication is equipped with the forked tail sliding tray, slide in the forked tail sliding tray be equipped with the rear side with the door plant integral key shaft passes through the forked tail sliding block that the bearing is connected, forked tail sliding tray downside is equipped with the electro-magnet, forked tail sliding block downside be equipped with electro-magnet complex iron plate, forked tail sliding block upside with forked tail sliding tray upper end wall passes through dovetail spring coupling.

Preferably, the subassembly that resets is including being located the lift chamber that resets of main part lift chamber rear side, it is equipped with the elevator that resets to slide in the lift chamber that resets, the elevator downside that resets with the lift chamber lower extreme wall that resets passes through reset spring and connects, main part elevator downside is rotated and is installed and is located the axis of rotation that resets of drive shaft rear side, reset in the axis of rotation fixed mounting have with the driven pulley that resets that the initiative belt pulley is connected through the reset belt, the axis of rotation downside that resets has the integral key shaft that resets through reset spline muffjoint, integral key shaft downside fixed mounting that resets can with driven reset gear meshing's initiative reset gear, lift chamber lower extreme wall that resets be equipped with the L type lift groove of reset spring, transmission chamber intercommunication, slide in the L type lift inslot be equipped with the upside with the lift block downside fixed connection that resets and pass lift groove left side with the integral key shaft that resets passes through the And the L-shaped lifting block is connected.

Preferably, the sterilizing assembly comprises a sterilizing transmission shaft rotatably mounted with the lower end wall of the sterilizing chamber, a driven disinfection gear which can be meshed with the driving disinfection gear and a driving disinfection belt pulley which is positioned on the lower side of the driven disinfection gear are fixedly arranged on the disinfection transmission shaft, the upper side of the base body is fixedly provided with a U-shaped detection block, the inside of the U-shaped detection block is bilaterally and symmetrically provided with a disinfection lifting cavity, the inner side of the disinfection lifting cavity is communicated with the outside, the upper end wall of the disinfection cavity is rotatably provided with a screw rod which is positioned on the disinfection transmission shaft and far away from the side of the driving shaft and extends upwards to the disinfection lifting cavity and the upper end wall of the disinfection lifting cavity, the disinfection cavity is internally provided with a driven disinfection belt wheel fixedly connected with the screw rod and connected with the driving disinfection belt wheel through a disinfection belt, and a driving bevel gear positioned on the upper side of the driven disinfection belt wheel.

Preferably, the disinfection subassembly still include with the drive shaft be equipped with for symmetry axis symmetry with two water pumps of disinfection chamber rear end wall fixed connection, the water pump front side is connected with the water pump drive shaft through one-way bearing, the disinfection intracavity be equipped with water pump drive shaft fixed connection and with the driven bevel gear of drive bevel gear meshing, the water pump downside has the disinfectant box through advancing water piping connection, the water pump upside is equipped with the outlet pipe, the disinfection lift intracavity slide be equipped with the screw rod passes through screw-thread fit's disinfection elevator, disinfection elevator inboard is equipped with L type pipeline, L type pipeline inboard is equipped with the nozzle, L type pipeline downside with the outlet pipe passes through hose connection, U type detection piece top is equipped with infrared distance meter, U type detection piece inboard still is equipped with check out test set.

The beneficial effects are that: the device simple structure, convenient operation, the device are because the action of gravity drive behind the people gets into safety inspection equipment disinfection subassembly work, spray the antiseptic solution when the disinfection sliding block upwards slides, through infrared distance meter control disinfection sliding block rising height, the water pump is out of work when the disinfection sliding block slides down, check out test set detects safe back door plant and rotates, and the people walks out from the rear side, and the door plant reversal half cycle resumes the normal position after walking out, and check out test set detects the alarm sound when carrying threat article, does not need artifical assistance to detect, uses manpower sparingly.

Drawings

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

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the structure A-A of FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the structure B-B in FIG. 1 according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of the structure C-C in FIG. 1 according to an embodiment of the present invention;

fig. 5 is an enlarged schematic view of the structure at D in fig. 2 according to the embodiment of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations and/or steps that are mutually exclusive.

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.

The self-service security inspection equipment with the disinfection function comprises a base body 10 arranged underground, a main body lifting cavity 42 with the upper side communicated with the outside is arranged in the base body 10, a main body lifting block 39 is arranged in the main body lifting cavity 42 in a sliding mode, the lower side of the main body lifting block 39 is connected with the lower end wall of the main body lifting cavity 42 through a main body spring 37, a transmission cavity 21 is arranged on the lower side of the main body lifting cavity 42 in a communicating mode, a door panel assembly is arranged in the transmission cavity 21 and comprises a rotating cavity 16, the lower end wall of the rotating cavity 16 is communicated with the lower side of the transmission cavity 21 and comprises a roller 15, a rotating bottom plate 20 is rotatably arranged in the rotating cavity 16 in a matching mode with the roller 15, a rotating rail 27 with the upper side communicated with the outside is arranged on the upper side of the periphery of the rotating cavity 16, an arc-shaped door panel, the right end of the lower side of the arched door panel 31 is provided with a lifting groove 14, the center of the upper side of the rotating bottom plate 20 is fixedly provided with a door panel rotating shaft 19, the door panel rotating shaft 19 is fixedly provided with a driven friction wheel 17 and a driven reset gear 18 positioned on the lower side of the driven friction wheel 17, the main body lifting block 39 is internally fixedly provided with a motor 40, the lower side of the motor 40 is in power connection with a driving shaft 41, the driving shaft 41 is fixedly provided with a driving disinfection gear 69 and a driving reset belt pulley 68 positioned on the lower side of the driving disinfection gear 69, the lower side of the driving shaft 41 is connected with a door panel spline 66 through a door panel spline sleeve 67, the lower side of the door panel spline 66 is fixedly provided with a driving friction wheel 13 which can be in friction fit with the driven friction wheel 17, the rear side of the transmission cavity 21 is provided, the disinfection cavity 26 is internally provided with a disinfection component which is symmetrically arranged by taking the driving shaft 41 as a symmetry axis, when a person steps on the main body lifting block 39 from the front side into the security inspection equipment, the driving shaft 41, the driving disinfection gear 69 and the driving reset belt pulley 68 are driven to slide downwards, the driving disinfection gear 69 drives the disinfection component to work and disinfect, and the driving friction wheel 13 is not matched with the driven friction wheel 17 under the action of the dovetail groove spring 65.

Beneficially, the door panel assembly further comprises a dovetail sliding groove 63 communicated with the front side of the transmission cavity 21, a dovetail sliding block 61 with the rear side connected with the door panel spline shaft 66 through a bearing is arranged in the dovetail sliding groove 63 in a sliding mode, an electromagnet 62 is arranged on the lower side of the dovetail sliding groove 63, an iron block 64 matched with the electromagnet 62 is arranged on the lower side of the dovetail sliding block 61, the upper side of the dovetail sliding block 61 is connected with the upper end wall of the dovetail sliding groove 63 through a dovetail spring 65, after detection is completed, the electromagnet 62 is electrified, the driving friction wheel 13 is in friction fit with the driven friction wheel 17, the arc door panel 31 is driven to rotate for half a circle, and a person walks out of the security inspection equipment from the rear side.

Beneficially, the reset assembly includes a reset lifting cavity 45 located at the rear side of the main body lifting cavity 42, a reset lifting block 46 is slidably disposed in the reset lifting cavity 45, the lower side of the reset lifting block 46 is connected with the lower end wall of the reset lifting cavity 45 through a reset spring 47, the lower side of the main body lifting block 39 is rotatably mounted with a reset rotating shaft 48 located at the rear side of the driving shaft 41, a driven reset pulley 58 connected with the driving reset pulley 68 through a reset belt 57 is fixedly mounted on the reset rotating shaft 48, the lower side of the reset rotating shaft 48 is connected with a reset spline shaft 60 through a reset spline sleeve 59, a driving reset gear 43 capable of being meshed with the driven reset gear 18 is fixedly mounted on the lower side of the reset spline shaft 60, the lower end wall of the reset lifting cavity 45 is provided with an L-shaped lifting groove 49 communicated with the reset spring 47 and the transmission cavity 21, it with the lift 46 downside fixed connection that resets to slide in L type lifting groove 49 the upside with lift groove 14 left side with the L type lifting block 44 that the integral key shaft 60 passes through the bearing connection resets, and the people steps on when main part lifting block 39 reset axis of rotation 48, driven reset belt pulley 58 lapse, because reset spring 47 effect reset integral key shaft 60 does not lapse, and the people is walked out the safety inspection equipment from the rear side and is stepped on when resetting lift 46, drive L type lifting block 44, integral key shaft 60, initiative reset gear 43 lapse, initiative reset gear 43 with driven reset gear 18 meshes, the drive the door plant reversal half cycle resets.

Beneficially, the sterilizing assembly includes a sterilizing transmission shaft 11 rotatably mounted on the lower end wall of the sterilizing chamber 26, a driven sterilizing gear 38 capable of meshing with the driving sterilizing gear 69 and a driving sterilizing pulley 12 located on the lower side of the driven sterilizing gear 38 are fixedly mounted on the sterilizing transmission shaft 11, a U-shaped detecting block 30 is fixedly mounted on the upper side of the base 10, sterilizing lifting chambers 29 with inner sides communicated with the outside are symmetrically arranged in the U-shaped detecting block 30, screw rods 28 which are located on the side of the sterilizing transmission shaft 11 far away from the driving shaft 41 and extend upwards to the sterilizing lifting chambers 29 and the upper end wall of the sterilizing lifting chambers 29 and are rotatably mounted on the upper end wall of the sterilizing lifting chambers 29, driven sterilizing pulley 23 fixedly connected with the screw rods 28 and connected with the driving sterilizing pulley 12 through a sterilizing belt 22 and a driving bevel gear 24 located on the upper side of the driven sterilizing pulley 23 are arranged in the sterilizing chamber 26, when a person steps on the main body lifting block 39 from the front side into the security inspection equipment, the driving shaft 41, the driving disinfection gear 69 and the driving reset belt pulley 68 are driven to slide downwards, and the driving disinfection gear 69 is meshed with the driven disinfection gear 38 to drive the disinfection component to work.

Beneficially, the disinfection assembly further comprises two water pumps 52 which are symmetrically arranged with the driving shaft 41 as a symmetry axis and fixedly connected with the rear end wall of the disinfection chamber 26, the front sides of the water pumps 52 are connected with a water pump driving shaft 53 through a one-way bearing 51, a driven bevel gear 25 which is fixedly connected with the water pump driving shaft 53 and engaged with the driving bevel gear 24 is arranged in the disinfection chamber 26, the lower side of the water pump 52 is connected with a disinfection liquid tank 55 through a water inlet pipe 54, the upper side of the water pump 52 is provided with a water outlet pipe 50, a disinfection lifting block 35 which is in threaded fit with the screw 28 is slidably arranged in the disinfection lifting chamber 29, an L-shaped pipeline 34 is arranged inside the disinfection lifting block 35, a nozzle 33 is arranged inside the L-shaped pipeline 34, the lower side of the L-shaped pipeline 34 is connected with the water outlet pipe 50 through a hose 36, and the, the inner side of the U-shaped detection block 30 is also provided with a detection device 56, the screw 28 drives the disinfection lifting block 35 to slide upwards when rotating forwards, and drives the water pump 52 to work simultaneously, the screw 28 drives the disinfection lifting block 35 to slide downwards when rotating backwards, and the water pump 52 does not work under the action of the one-way bearing 51.

In an initial state, the main body spring 37 and the return spring 47 are in a normal stretching state, the electromagnet 62 is not electrified, the dovetail groove spring 65 is in a normal stretching state, the driving friction wheel 13 is not matched with the driven friction wheel 17, the driving return gear 43 is not meshed with the driven return gear 18, the driving disinfection gear 69 is not meshed with the driven disinfection gear 38, the disinfection lifting block 35 is located at the lowest side, and the arc door panel 31 is located at the rear side.

When the working is started, a person walks into the security inspection equipment from the front side to step on the main body lifting block 39, so as to drive the driving shaft 41, the driving disinfection gear 69 and the driving reset belt pulley 68 to slide downwards, the driving disinfection gear 69 is meshed with the driven disinfection gear 38, the driving friction wheel 13 is not matched with the driven friction wheel 17 under the action of the dovetail groove spring 65, the motor 40 is started to rotate forwards, so as to drive the driving shaft 41 to rotate, so as to drive the driving disinfection gear 69 to rotate, so as to drive the driven disinfection gear 38 to rotate, so as to drive the disinfection transmission shaft 11 to rotate, so as to drive the driving disinfection belt pulley 12 to rotate, so as to drive the driven disinfection belt pulley 23 to rotate, so as to drive the screw 28 to rotate, so as to drive the disinfection lifting block 35 to slide upwards, and simultaneously, the screw 28 drives the, thereby driving the water pump 52 to work, the disinfectant is sprayed out from the nozzle 33 through the water inlet pipe 54, the water outlet pipe 50, the hose 36 and the L-shaped pipeline 34 from the water outlet pipe 50, the detection equipment 56 detects whether dangerous goods are carried, the infrared distance meter 32 detects the height of the human body, when the disinfection lifting block 35 rises to a proper height, the motor 40 rotates reversely, thereby driving the disinfection lifting block 35 to descend, and the water pump 52 does not work; when the detection device 56 detects that dangerous goods are carried, an alarm sound is given, when the detection device 56 detects that the dangerous goods are carried, the electromagnet 62 is electrified to attract the iron block 64, the dovetail groove spring 65 is stretched, the driving friction wheel 13 is in friction fit with the driven friction wheel 17, the driving shaft 41 drives the door panel spline shaft 66 to rotate, so that the driving friction wheel 13 is driven to rotate, so that the driven friction wheel 17 is driven to rotate, so that the door panel rotating shaft 19 is driven to rotate, so that the rotating bottom plate 20 is driven to rotate for a half circle, so that the arc door panel 31 is driven to rotate to the front side, a person walks out of the security inspection device from the rear side, because the main body spring 37 acts on the main body lifting block 39, the driving shaft 41 and the driving disinfection gear 69 to slide upwards, the driving disinfection gear 69 is not meshed with the driven disinfection gear 38, the person steps on the reset lifting block 46, so that the L-shaped lifting block 44, the driving shaft 41 drives the driving reset belt pulley 68 to rotate, so as to drive the driven reset belt pulley 58 to rotate, so as to drive the reset rotating shaft 48 to rotate, so as to drive the reset spline shaft 60 to rotate, so as to drive the driving reset gear 43 to rotate, so as to drive the driven reset gear 18 to rotate, so as to drive the rotating bottom plate 20 to perform reverse half-cycle reset, the motor 40 stops, and after a person walks away, the reset lifting block 46, the L-shaped lifting block 44 and the driving reset gear 43 slide upwards under the action of the reset spring 47, so that the device resets.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a self-service safety inspection equipment that contains disinfection function, is including installing in the underground base member, its characterized in that: a main body lifting cavity with the upper side communicated with the outside is arranged in the base body, a main body lifting block is arranged in the main body lifting cavity in a sliding manner, the lower side of the main body lifting block is connected with the lower end wall of the main body lifting cavity through a main body spring, the lower side of the main body lifting cavity is communicated with a transmission cavity, a door panel assembly is arranged in the transmission cavity and comprises a rotating cavity, the lower end wall of the rotating cavity is communicated with the lower side of the transmission cavity and contains a roller, a rotating bottom plate is rotatably installed in the rotating cavity in a matching manner with the roller, a rotating track with the upper side communicated with the outside is communicated with the upper side of the periphery of the rotating cavity, an arc door panel fixedly connected with the rotating bottom plate is rotatably arranged in the rotating track, a lifting groove is arranged at the right end of the lower side of the arc door panel, a door panel rotating shaft, fixed mounting has the motor in the main part lift, motor downside power connection has the drive shaft, fixed mounting has initiative disinfection gear and is located in the drive shaft initiative pulley that resets of initiative disinfection gear downside, the drive shaft downside has the door plant integral key shaft through door plant spline muffjoint, door plant integral key shaft downside fixed mounting have can with driven friction pulley friction fit's initiative friction pulley, transmission chamber rear side is equipped with the messenger the reset assembly that the arc door plant resets, transmission chamber left and right sides symmetry is equipped with the disinfection chamber, the disinfection intracavity have with the disinfection assembly that the drive shaft was equipped with for symmetry axis symmetry.

2. The self-service security inspection equipment with disinfection function as claimed in claim 1, wherein: the door plant subassembly still includes transmission chamber front side intercommunication is equipped with the forked tail sliding tray, slide in the forked tail sliding tray be equipped with the rear side with the door plant integral key shaft passes through the forked tail sliding block that the bearing is connected, forked tail sliding tray downside is equipped with the electro-magnet, forked tail sliding block downside be equipped with electro-magnet complex iron plate, forked tail sliding block upside with forked tail sliding tray upper end wall passes through dovetail spring coupling.

3. The self-service security inspection equipment with the disinfection function as claimed in claim 2, wherein: reset assembly is including being located the lift chamber that resets of main part lift chamber rear side, the lift intracavity that resets slides and is equipped with the elevator that resets, the elevator downside that resets with the lift chamber lower extreme wall that resets passes through reset spring and connects, main part elevator downside rotates to be installed and is located the axis of rotation that resets of drive shaft rear side, reset in the axis of rotation fixed mounting have with the driven belt pulley that resets that the initiative belt pulley is connected through the reset belt, the axis of rotation downside that resets has the integral key shaft that resets through reset spline muffjoint, integral key shaft downside fixed mounting that resets can with driven reset gear meshing's initiative reset gear, lift chamber lower extreme wall that resets be equipped with the L type lift groove of reset spring, transmission chamber intercommunication, slide in L type lift groove be equipped with the upside with the lift downside fixed connection that resets and pass lift groove left side with the L type lift groove that the integral key shaft passes through the bearing and connects that resets A lifting block.

4. The self-service security inspection equipment with disinfection function as claimed in claim 1, wherein: the disinfection component comprises a disinfection transmission shaft which is rotatably arranged on the lower end wall of the disinfection cavity, a driven disinfection gear which can be meshed with the driving disinfection gear and a driving disinfection belt pulley which is positioned on the lower side of the driven disinfection gear are fixedly arranged on the disinfection transmission shaft, the upper side of the base body is fixedly provided with a U-shaped detection block, the inside of the U-shaped detection block is bilaterally and symmetrically provided with a disinfection lifting cavity, the inner side of the disinfection lifting cavity is communicated with the outside, the upper end wall of the disinfection cavity is rotatably provided with a screw rod which is positioned on the disinfection transmission shaft and far away from the side of the driving shaft and extends upwards to the disinfection lifting cavity and the upper end wall of the disinfection lifting cavity, the disinfection cavity is internally provided with a driven disinfection belt wheel fixedly connected with the screw rod and connected with the driving disinfection belt wheel through a disinfection belt, and a driving bevel gear positioned on the upper side of the driven disinfection belt wheel.

5. The self-service security inspection equipment with disinfection function as claimed in claim 4, wherein: the disinfection subassembly still include with the drive shaft be equipped with for symmetry axis symmetry with two water pumps of disinfection chamber rear end wall fixed connection, the water pump front side is connected with the water pump drive shaft through one-way bearing, be equipped with in the disinfection intracavity with water pump drive shaft fixed connection and with initiative bevel gear meshed's driven bevel gear, the water pump downside has the disinfectant box through advancing water piping connection, the water pump upside is equipped with the outlet pipe, the disinfection lift intracavity slide be equipped with the screw rod passes through screw-thread fit's disinfection elevator, disinfection elevator inboard is equipped with L type pipeline, L type pipeline inboard is equipped with the nozzle, L type pipeline downside with the outlet pipe passes through hose connection, U type detection piece top is equipped with infrared distance meter, U type detection piece inboard still is equipped with check out test set.