CN218260603U

CN218260603U - Reflow device

Info

Publication number: CN218260603U
Application number: CN202221505146.8U
Authority: CN
Inventors: 杨志; 张刚; 徐志祥; 苗应亮
Original assignee: Maxvision Technology Corp
Current assignee: Maxvision Technology Corp
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2023-01-10
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a reflux unit relates to security protection technical field, include: a frame; the first bearing piece is arranged on the rack and used for providing a first bearing surface for bearing the tray; the swing arm is arranged on the rack and comprises a rotating end and a free swing end, when the swing arm is at a first swing angle, the free swing end is used for providing a second bearing surface for bearing the tray, and the first bearing surface is not overlapped with the second bearing surface; when the swing arm is under a second swing angle, the position of the second bearing surface in height is lower than the position of the first bearing surface in height. The utility model discloses can realize the automatic backward flow operation to the tray, need not the artifical transport tray of staff, whole device simple structure and design benefit, low in manufacturing cost can transmit the defeated line of lower floor fast with the empty tray of upper strata fast, realizes the high-efficient recovery to the tray.

Description

Reflow device

Technical Field

The utility model relates to a security protection equipment technical field especially relates to a reflux unit.

Background

In the current security check system, if a security check passage is checked, an unpacking check worker is usually arranged, so that the passenger needs to be helped to carry the luggage, the used luggage tray of the passenger needs to be sorted well, and then the luggage tray is carried to an initial position for the subsequent passenger to use.

However, in a busy period of the inspection of the security check passage, the worker needs to frequently carry the luggage tray, which brings a not small physical examination and relatively low carrying efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem that the backward flow conveying efficiency is low to the luggage tray in the current safety inspection passageway, provide a reflux unit.

The utility model discloses technical scheme as to above-mentioned technical problem and propose as follows:

the utility model provides a reflux unit is applicable to one or more trays, include:

the device comprises a rack, a plurality of positioning devices and a plurality of positioning devices, wherein the rack comprises one or more column feet and one or more mounting beams arranged on each column foot;

the first bearing piece is arranged on the rack and provides a first bearing surface for bearing the tray;

the swing arm is arranged on the rack and comprises a rotating end and a free swing end, when the swing arm is at a first swing angle, the free swing end provides a second bearing surface for bearing the tray, and the first bearing surface is not overlapped with the second bearing surface;

when the swing arm is under a second swing angle, the position of the second bearing surface in height is lower than the position of the first bearing surface in height.

Preferably, when the swing arm is at the first swing angle, the position of the second bearing surface in height is higher than the position of the first bearing surface in height.

Preferably, the first bearing member comprises a first roller, and a wheel surface of the first roller is the first bearing surface.

Preferably, a second roller is arranged on the free swinging end, the second roller is in contact with the bottom of the tray, and the wheel surface of the second roller is the second bearing surface.

Preferably, a third bearing part is arranged on the frame, and the setting height of the third bearing part satisfies the following conditions:

under a second swing angle of the swing arm, the free swing end, the third bearing piece and the first bearing piece are coplanar, and the third bearing piece is located between the free swing end and the first bearing piece.

Preferably, the third bearing member comprises a third roller, and a wheel surface of the third roller is the third bearing surface.

Preferably, still be equipped with the input leading wheel on the frame, first carrier is located and is kept away from one side of input leading wheel, when the swing arm was under first swing angle, free swing end is located the input leading wheel with first carrier is between.

Preferably, still be equipped with the anticollision wheel in the frame, the anticollision wheel is located and is kept away from organism tip one side of input leading wheel, first carrier is located the input leading wheel with between the anticollision wheel.

Preferably, still be equipped with the baffle assembly in the frame, include along the input leading wheel to the both sides baffle that the crashproof wheel direction extends and locate crashproof baffle between the baffle of both sides, crashproof baffle is located the crashproof wheel is kept away from one side of first carrier.

Preferably, the backflow device further comprises a driving motor for driving the swing arm to swing.

The embodiment of the utility model provides a beneficial effect that technical scheme brought is:

the utility model provides a reflux unit utilizes the swing of swing arm to form the relative first poor switching of height that holds carrier, can bear and flow back the transport action to the luggage tray, support to realize the automatic backward flow operation to the luggage tray, need not the artifical transport luggage tray of staff, whole device simple structure and design benefit, low in manufacturing cost, only need a set of driving motor, the synchronism is good, the fault rate is low, can transmit the defeated line of lower floor fast with the vacant luggage tray of upper strata, the realization is retrieved the high efficiency of luggage tray.

Drawings

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

Fig. 1 is a schematic structural diagram of a swing arm of a reflow apparatus according to the present invention under a first swing angle.

Fig. 2 is a schematic diagram of the swing arm of the reflow apparatus according to the present invention under the second swing angle.

Fig. 3 is a schematic view of a first three-dimensional structure of a reflow apparatus provided by the present invention.

Fig. 4 is a schematic diagram of a second three-dimensional structure of the backflow device provided by the present invention.

Fig. 5 is a schematic view of the connection relationship between the driving motor and the swing arm.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1 to 5, a structure of a reflow apparatus provided by the present invention in one embodiment is disclosed. Reflow device 1 mainly is applied to the security check system, like the security check passageway at airport, can with the utility model provides a reflow device 1 sets up at the end of luggage security check passageway, carries in the opposite direction fast through the luggage tray 2 with vacant, realizes carrying the quick backward flow of luggage tray 2. It will be understood that the return device 1 can also cooperate with a conveyor device to convey the baggage trays 2 so as to return the baggage trays 2 conveyed from the beginning to the end of the baggage screening aisle: the luggage pallet 2 at the end of the luggage security check passage is transported to the beginning of the luggage security check passage.

The reflow apparatus 1 provided in this embodiment may include a frame 11, and a first bearing 12 and a swing arm 13 are disposed on the frame 11, wherein the first bearing 12 is used to provide a first bearing surface for bearing the baggage tray 2, and the first bearing surface is used to contact with the bottom of the baggage tray 2 and provide at least one supporting point or supporting surface.

The swing arm 13 includes a rotating end 131 and a free swing end 132, wherein the rotating end 131 can be rotatably disposed on the frame 11 through a rotating shaft, and the rotating shaft can be driven by a power device to drive the swing arm 13 to swing. Here, the rotating shaft may be provided on the frame 11 through a bearing.

In the present embodiment, when the swing arm 13 is at the first swing angle (corresponding to the state structure in fig. 1), the free swing end 132 is used to provide a second carrying surface for carrying the baggage tray 2, the second carrying surface is used to contact with the bottom of the baggage tray 2 and provide at least one supporting point or supporting surface, and the first carrying surface and the second carrying surface are not overlapped, so that the baggage tray 2 is carried by the free swing end 132 of the swing arm 13 and the first carrying member 12 together at the first swing angle of the swing arm 13.

In the present embodiment, when the swing arm 13 is at the second swing angle (corresponding to the state structure in fig. 2), the position of the second carrying surface of the free swing end 132 in height is lower than the position of the first carrying surface in height, so that the baggage tray 2 carried by the free swing end 132 and the first carrying member 12 together tilts, and thus the baggage tray 2 can automatically slide out under the action of gravity.

It can be understood that the swing arm 13 is only allowed to swing clockwise or counterclockwise within a limited angle range, and the state structure between the first swing angle and the second swing angle and corresponding to the first swing angle is changed by changing the angle.

Here, the first bearing member 12 may be, but is not limited to, a roller structure, and includes a first roller, the wheel surface of the first roller is the aforementioned first bearing surface, that is, is used to contact and provide support for the bottom of the luggage tray 2. Similarly, a second roller is disposed at the free swinging end 132, and the roller surface of the second roller is the aforementioned second bearing surface for contacting and supporting the bottom of the luggage tray 2.

In the present embodiment, a third carrier 14 is further provided on the frame 11, and the height of the third carrier 14 satisfies: under the second swing angle of the swing arm 13, the free swing end 132, the third bearing member 14 and the first bearing member 12 are coplanar, and the third bearing member 14 is located between the free swing end 132 and the first bearing member 12, here, the third bearing member 14 can reduce the probability of overturning of the luggage tray 2 due to the lack of a support point of the tray body of the luggage tray 2 and the unbalance during the process of the inclined downward movement.

Like the first bearing member 12, the third bearing member 14 may also be, but is not limited to, a roller structure, and includes a third roller, the wheel surface of the third roller is the aforementioned third bearing surface, i.e. is used to contact the bottom of the luggage tray 2 and provide a support, and the support is only limited to the swing arm 13 at the second swing angle.

In this embodiment, an input guide wheel 15 may be further disposed on the frame 11, and the empty luggage tray 2 may be moved in through the input guide wheel 15 to place the empty luggage tray 2 on an action surface jointly borne by the free swing end 132 of the swing arm 13 at the first swing angle and the first bearing member 12. The first bearing member 12 is disposed on a side away from the input guide wheel 15, and when the swing arm 13 is at the first swing angle, the free swing end 132 is located between the input guide wheel 15 and the first bearing member 12, accordingly, when the swing arm 13 is at the second swing angle, the luggage tray 2 is tilted and moves in a direction opposite to the input guide wheel 15, so as to complete the quick return operation of the luggage tray 2.

Here, the swing arm 13 has a first swing angle, and the installation heights of the input guide wheel 15, the free swing end 132 and the first loading member 12 are sequentially decreased progressively, that is, the position of the second loading surface is higher than the position of the first loading surface.

In order to prevent the luggage tray 2 from moving too far into the position, the frame 11 is further provided with a crash wheel 16, the crash wheel 16 is arranged on the side of the end of the body far away from the input guide wheel 15, and the first bearing member 14 is arranged between the input guide wheel 15 and the crash wheel 16.

Further, a baffle assembly is further arranged on the frame 11, the baffle assembly includes two side baffles 18 extending along the input guide wheel 15 to the direction of the anti-collision wheel 16 and an anti-collision baffle 19 arranged between the two side baffles 18, and the anti-collision baffle 19 is located on one side of the anti-collision wheel 16 away from the first bearing member 12. Here, the crash barrier 19 is provided for preventing the luggage tray 2 passing through the crash wheels 16 from falling to the outside of the body of the reflow apparatus 1 and falling. The two side baffles 18 can prevent other objects outside the machine body from falling or the organisms from invading, so as to cause the damage or safety accident of the machine body.

The utility model provides a reflux unit 1 combines fig. 1 and fig. 2 in the course of the work:

set up driving motor 17 drive swing arm 13 clockwise turning, when swing arm 13 swung to first swing angle under, free swing end 132 and first carrier 12 can form the support to luggage tray 2, at this moment, can arrange luggage tray 2 in free swing end 132 and first carrier 12 through the direction and the input effect of input leading wheel 15 or manual work. Then, the driving motor 17 drives the swing arm 13 to swing counterclockwise, when the swing arm 13 swings to a second swing angle, the luggage tray 2 tilts, and the free swing end 132, the second bearing piece 14 and the first bearing piece 12 can form a support for the luggage tray 2, and under the action of gravity, the luggage tray 2 automatically moves downward along the tilting direction.

The utility model provides a 1 switching of the swing formation of reflux unit utilizing swing arm 13 relatively first carrier 12's height difference, can bear and flow back the transport action luggage tray 2, support the automatic backward flow operation of realization to luggage tray 2, need not the artifical transport luggage tray 2 of staff, whole device simple structure and design benefit, low in manufacturing cost, only need a set of driving motor, the synchronism is good, the fault rate is low, can transmit the defeated line of lower floor fast (like conveyer belt device) with empty luggage tray 2 of upper strata fast, the realization is retrieved the high efficiency of luggage tray, shorten the required time of backward flow procedure.

Here, the frame 11 may include one or more column feet and one or more mounting beams provided on each of the column feet, on which the above-described respective components, units and structures are provided. It will be appreciated that the arrangement of the mounting beams may be simplified or varied as desired, and the number and shape are not limited herein, but should be such as not to impede the swinging movement of the swing arms 13 and the movement of the baggage trays 2 in and out.

In this embodiment, the driving motor 17 can indirectly drive the swing arm 13 to swing through a gear transmission manner, and can also directly drive the swing arm 13 to swing through a manner of driving the rotating shaft.

It is understood that the first bearing member 12, the free swinging end 132 and the second bearing member 14 in this embodiment are all of a roller type structure to provide a rolling friction force contacting and acting on the bottom of the luggage tray 2, and in other embodiments, the roller structure may be replaced by a sliding plate to provide a sliding friction force contacting and acting on the bottom of the luggage tray 2, without limitation.

It is understood that the reflow apparatus 1 may further include one or more sensors, such as a first optical sensor for sensing whether a luggage tray is placed in, a second optical sensor for sensing whether the luggage tray is in contact with the crash barrier 19, where the luggage tray is stable or stable, and further such as a first proximity switch for sensing that the swing arm 13 swings to a first swing angle, and a second proximity switch for sensing that the swing arm 13 swings to a second swing angle, according to the sensing signals output by the first optical sensor and the second optical sensor.

The proximity switch can adopt a mechanical proximity switch, namely, a limit sheet is contacted with the mechanical switch to form a limit mode to generate an induction signal, and of course, the proximity switch can also adopt a photoelectric proximity switch, a Hall proximity switch and the like.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A reflow apparatus for use with one or more trays, comprising:

2. The reflow apparatus of claim 1, wherein the second bearing surface is higher in elevation than the first bearing surface when the swing arm is at the first swing angle.

3. The reflow apparatus of claim 1, wherein the first carrier includes a first roller, and the wheel surface of the first roller is the first bearing surface.

4. The reflow apparatus of claim 1, wherein the free swing end is provided with a second roller, the second roller contacts with the bottom of the tray, and the roller surface of the second roller is the second bearing surface.

5. The reflow apparatus of claim 1, wherein a third bearing member is disposed on the frame, and the third bearing member is disposed at a height that:

the swing arm is under the second swing angle, free swing end, third carrier and first carrier coplane, and third carrier is located free swing end with first carrier is between.

6. The reflow apparatus of claim 5, wherein the third bearing member includes a third roller, and the wheel surface of the third roller is the third bearing surface.

7. The reflow apparatus of claim 1, wherein the frame further includes an input guide wheel, the first supporting member is disposed on a side of the frame away from the input guide wheel, and when the swing arm is at a first swing angle, the free swing end is located between the input guide wheel and the first supporting member.

8. The reflow apparatus of claim 7, wherein the frame further comprises a crash wheel disposed on a side of the end of the body away from the input guide wheel, and the first bearing member is disposed between the input guide wheel and the crash wheel.

9. The reflow apparatus of claim 8, wherein a baffle assembly is further disposed on the frame, the baffle assembly including two side baffles extending along the input guide wheel toward the bump prevention wheel and a bump prevention baffle disposed between the two side baffles, the bump prevention baffle being located on a side of the bump prevention wheel away from the first load bearing member.

10. The reflow apparatus of claim 1, further comprising a drive motor for driving the swing arm to swing.