CN218591173U - Straight line sorting device - Google Patents

Abstract

The utility model discloses a linear sorting device, which comprises a weighing code scanning mechanism and at least two sorting mechanisms, wherein at least two sorting mechanisms are sequentially detachably arranged at the rear end of the weighing code scanning mechanism; the weighing and code scanning mechanism comprises a weighing and conveying structure and a code scanning structure; each sorting mechanism comprises a cabinet, a plurality of transmission structures, an opening and closing structure and a sorting structure, and the cabinet is detachably arranged on one side of the weighing and code scanning mechanism; the plurality of transmission structures are movably arranged on the upper side of the cabinet; the opening and closing structure is arranged at the upper end of the cabinet and is connected with two adjacent transmission structures, and the opening and closing structure drives the two adjacent transmission structures to move; the sorting structure is movably arranged on the machine cabinet and is arranged right below the opening and closing structure. The utility model discloses a sweep the letter sorting mechanism cooperation of sign indicating number mechanism and different quantity of weighing, solved effectively among the prior art according to the problem of the commodity circulation demand allotment out phase-match letter sorting mode of difference.

Description

Straight line sorting device

Technical Field

The utility model relates to a commodity circulation letter sorting technical field, in particular to straight line sorting device.

Background

With the continuous development of social modernization and the continuous decentralized development of industries, the current industrial and civil articles can be circulated among various places, and the continuous development of the logistics industry follows, such as logistics distribution centers of civil aviation, railways and the like, and industries of postal service, express delivery and the like mainly take logistics as main industries, in the logistics industry, due to different final flow directions of a plurality of batches of different products, the products need to be classified and sorted after being collected in a unified way, the logistics sorting process at the current stage mainly adopts manual sorting as main industries, the operation efficiency is low, the labor intensity is high, and the development of the logistics sorting industry is hindered in a large aspect.

Publication number CN112791973A provides a commodity circulation letter sorting system, belongs to commodity circulation letter sorting technical field. The logistics sorting system comprises a conveying module, an identification module, a sorting module, a storage module and a central controller; the conveying module is arranged in front of the sorting module, the identification module is arranged above the conveying module or above the sorting module, the goods storage modules are sequentially arranged on two sides of the sorting module, and the central controller is electrically connected with the conveying module, the identification module, the sorting module and the goods storage modules respectively. Although this scheme can improve the degree of automation of commodity circulation letter sorting, it is difficult to allocate assorted letter sorting mode according to the commodity circulation demand of difference, so provide a sharp sorting device for solve among the prior art and allocate the problem of assorted letter sorting mode according to the commodity circulation demand of difference.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a straight line sorting device to solve the problem of allotting the phase-match letter sorting mode according to the commodity circulation demand of difference among the prior art.

The utility model relates to a straight line sorting device can realize through following technical scheme:

the utility model relates to a linear sorting device, which comprises a weighing and code scanning mechanism and at least two sorting mechanisms, wherein at least two sorting mechanisms are sequentially and detachably arranged at the rear end of the weighing and code scanning mechanism; the weighing and code scanning mechanism comprises a weighing and conveying structure and a code scanning structure, the weighing and conveying structure is used for weighing packages arranged on the weighing and conveying structure and conveying the packages to the sorting mechanism at the rear end, and the code scanning structure is used for scanning the codes of the packages arranged on the weighing and conveying structure; each sorting mechanism comprises a cabinet, a plurality of transmission structures, an opening and closing structure and a sorting structure, and the cabinet is detachably arranged on one side of the weighing and code scanning mechanism; the plurality of transmission structures are movably arranged on the upper side of the cabinet; the opening and closing structure is arranged at the upper end of the cabinet and is connected with two adjacent transmission structures, and the opening and closing structure drives the two adjacent transmission structures to move; the sorting structure is movably arranged on the machine cabinet and is arranged right below the opening and closing structure.

In one embodiment, the weighing and code scanning mechanism further comprises a base, an electric cabinet, a bracket, a display device and a loudspeaker device; the electric cabinet is arranged on the base; the weighing and conveying structure is arranged on the electric cabinet; the bracket is fixedly arranged on the side edge of the electric cabinet; the code scanning structure is movably arranged on the bracket and is arranged right above the weighing and conveying structure; the display device and the loudspeaker device are respectively arranged on the bracket

In one embodiment, the weighing conveying structure comprises a conveying device and a pressure sensor group, wherein the conveying device is arranged on the electric cabinet; the pressure sensor group is arranged at the lower end of the conveying device.

In one embodiment, the code scanning structure comprises a support frame, a code scanning camera and a cover body, wherein the support frame is movably arranged on the support; the scanning camera is fixedly arranged on the support frame; the cover body surrounds the side edge of the code scanning camera.

In one embodiment, the cabinet comprises a conveying layer, a sorting layer and a sorting electric box which are arranged in sequence from top to bottom; a plurality of said transport structures are movably disposed on said transport layer; the sorting structure is movably arranged on the sorting layer.

In one embodiment, the opening and closing structure comprises a power device, a transmission rod, two swinging rods, a positioning shaft and two connecting rods; the power device is arranged on the machine cabinet; two ends of the transmission rod are respectively connected with the power device and the corresponding swing rod; the positioning shaft is movably arranged on the machine cabinet through a bearing; the two swing rods are symmetrically and fixedly arranged on the positioning shaft; the upper ends of the two connecting rods are respectively symmetrically arranged on the corresponding swing rods, and the lower ends of the two connecting rods are respectively connected with the corresponding transmission structures.

In one embodiment, the power device comprises a mounting frame and a motor, the mounting frame is fixedly arranged on the machine cabinet, and the motor is arranged on the mounting frame.

In one embodiment, the sorting structure comprises a sorting conveyor, a ramp, a stop and at least one sorting mouth; the sorting and conveying device is arranged right below the openings of the two adjacent conveying structures; the inclined block and the stop block are respectively arranged on two opposite sides of the sorting and conveying device; at least one sorting opening is arranged on the side of the sorting conveying device.

In one embodiment, a baffle is arranged outside the sorting opening.

In one embodiment, the weighing and code-scanning mechanism is surrounded by a fence on the side.

Compared with the prior art, the utility model relates to a straight line letter sorting device's beneficial effect does:

the utility model relates to a straight line sorting device weighs the parcel through the conveying structure of weighing, sweeps a yard structure simultaneously and sweeps a yard to the parcel, and the conveying structure of weighing conveys a plurality of parcels in proper order to be and is a plurality of sorting mechanisms that set gradually at its rear, and a plurality of sorting mechanisms sort corresponding parcel respectively, has solved effectively among the prior art and has allocated the problem of the assorted sorting mode according to different commodity circulation demands;

the utility model relates to a straight line sorting device passes through photoelectric sensor and detects when the parcel enters into preset position, and power device rotates certain angle, drives corresponding swinging arms motion through the transfer line, and the swinging arms drives the location axle and rotates to drive another swinging arms slope, through the effect of two connecting rods, make two adjacent transmission structure appear misplacing from top to bottom and appear the opening, make the parcel from the opening part fall to corresponding letter sorting structurally, effectual completion letter sorting operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a linear sorting device according to the present invention;

fig. 2 is a schematic structural view of the other side of the linear sorting device shown in fig. 1, which includes a fence, a weighing and code-scanning mechanism and a sorting mechanism;

fig. 3 is a schematic view of a separating structure of the enclosure and the weighing and code-scanning mechanism of the linear sorting device shown in fig. 2;

fig. 4 is an exploded view of a weighing and code-scanning mechanism of the linear sorting device of fig. 2;

fig. 5 is a schematic diagram of an explosion structure of a sorting mechanism in the linear sorting device shown in fig. 2, which includes a transmission structure, an opening and closing structure and a sorting structure;

FIG. 6 is a schematic diagram of the transport structure and the open-close structure shown in FIG. 5;

fig. 7 is a schematic structural view of the sorting structure shown in fig. 5.

The following are marked in the figure: 11, a fence; 1111, a step; 12, a weighing and code scanning mechanism; 121, a base; 122, an electric cabinet; 123, a weighing transfer structure; 1231, a delivery device; 1232, pressure sensor group; 124, a bracket; 125, code scanning structure; 1251, a support frame; 1252, a code scanning camera; 1253, a cover body; 126, a display device; 127, a speaker device; 13, a sorting mechanism; 131, a cabinet; 1311, a transport layer; 1312, a sorting layer; 1313, sorting electrical boxes; 132, a transmission structure; 1321, a photosensor; 133, an open-close structure; 1331, a power plant; 13311, mounting rack; 13312, an electric motor; 1332, a drive link; 1333, a swing lever; 1334, positioning the shaft; 1335, a connecting rod; 134, a sorting structure; 1341, a sorting conveyor; 1342, a swash block; 1343, a stop; 1344, sorting gates; 13441, baffle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper" and "lower" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention.

Further, in the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1 and 2, the linear sorting apparatus of the present invention mainly includes a fence 11, a weighing and code-scanning mechanism 12, and at least two sorting mechanisms 13; the fence 11 surrounds the weighing code-scanning mechanism 12, and protects the weighing code-scanning mechanism 12, and the weighing code-scanning mechanism 12 performs code-scanning weighing on packages placed on the weighing code-scanning mechanism 12 and then conveys the packages to the sorting mechanism 13 arranged behind the weighing code-scanning mechanism; at least two sorting mechanism 13 can dismantle the setting in proper order and be in the rear end of sweeping yard mechanism 12 weighs, it is respectively to sweep the parcel that yard mechanism 12 conveying was come to weigh and sort. In this embodiment, the two sorting mechanisms 13 are respectively and sequentially arranged at the rear end of the weighing and code-scanning mechanism 12; in other embodiments, the number of the sorting mechanisms 13 can be set according to actual requirements.

Referring to fig. 1-3, in the present embodiment, a step 1111 is disposed on the fence 11, and a user can place a package on the weighing and code-scanning mechanism 12 through the step 1111.

Referring to fig. 1-4, in the present embodiment, the weighing and code-scanning mechanism 12 includes a base 121, an electric cabinet 122, a weighing and conveying structure 123, a bracket 124, a code-scanning structure 125, a display device 126 and a speaker device 127; the base 121 is arranged in the fence 11; the electric cabinet 122 is disposed on the base 121, and is electrically connected to the weighing and conveying structure 123, the code scanning structure 125, the display device 126, the speaker 127, and at least two sorting mechanisms 13 respectively; the weighing and conveying structure 123 is arranged on the electric cabinet 122, and is used for weighing and conveying the packages arranged on the weighing and conveying structure to the sorting mechanism 13 at the rear end; the bracket 124 is fixedly disposed at a side of the electric cabinet 122, and supports the code scanning structure 125, the display device 126 and the speaker device 127, respectively; the code scanning structure 125 is movably arranged on the bracket 124 and is arranged right above the weighing and conveying structure 123, and scans the code of the package arranged on the weighing and conveying structure 123; the display device 126 and the speaker device 127 are respectively disposed on the support 124, the display device 126 displays information of the package, and the speaker device 127 performs voice broadcast on the weight of the package. In this embodiment, the electric cabinet 122 is electrically connected to the weighing and conveying structure 123, the code scanning structure 125, the display device 126, the speaker device 127, and at least two sorting mechanisms 13, respectively, and the control techniques adopted in the electric cabinet are all the prior art, so detailed descriptions of the specific control processes and models thereof are omitted here.

Referring to fig. 3 and 4, in the present embodiment, each weighing and conveying structure 132 includes a conveying device 1321 and a pressure sensor set 1322, the conveying device 1321 is disposed on the electric cabinet 122 and conveys the packages to the sorting mechanism 13 at the rear end; the pressure sensor set 1322 is disposed at a lower end of the conveyor 1321, and is used for weighing the packages disposed on the conveyor 1321, wherein the pressure sensor set 1322 includes a plurality of pressure sensors, and specifically, four pressure sensors are respectively disposed on four legs of the conveyor 1321; the conveyor 1321 is a conveyor belt, which is a conventional conveyor belt, and therefore, the detailed structure thereof is not described herein. The code scanning structure 125 comprises a support rack 1251, a code scanning camera 1252 and a cover 1253, wherein the support rack 1251 is movably arranged on the support 124 and can move relative to the support 124 through the action of a telescopic structure, so as to adjust the distance between the code scanning camera 1252 arranged on the support rack 1251 and the weighing and conveying structure 123; the camera scanning camera 1252 is fixedly arranged on the supporting frame 1251, moves along with the movement of the supporting frame 1251, and scans the packages arranged on the weighing and conveying structure 132; the cover 1253 surrounds the side of the camera 1252, which protects the camera 1252. The display device 126 may adopt an LED display screen or an LCD display screen, and in this embodiment, the display device 126 adopts an LED display screen; the speaker device 127 is a sound box.

Referring to fig. 1, 2 and 5, in the present embodiment, the sorting mechanism 13 includes a cabinet 131, a plurality of conveying structures 132, an opening and closing structure 133 and a sorting structure 134; the cabinet 131 is detachably arranged at one side of the weighing code scanning mechanism 12; a plurality of conveying structures 132 are movably arranged on the upper side of the cabinet 131, and are used for conveying the packages conveyed by the weighing code scanning mechanism 12; the opening and closing structure 133 is arranged at the upper end of the cabinet 131 and connected with two adjacent conveying structures 132, and drives the two adjacent conveying structures 132 to move, so that the packages fall onto the sorting structure 134 below; the sorting structure 134 is movably disposed on the cabinet 131 and disposed under the opening and closing structure 133, and sorts the packages dropped from the plurality of conveying structures 132.

Referring to fig. 5, in the present embodiment, the cabinet 131 includes a conveying layer 1311, a sorting layer 1312, and a sorting electrical box 1313; the conveying layer 1311, the sorting layer 1312 and the sorting electrical box 1313 are arranged in sequence from top to bottom; a plurality of the transport structures 132 are movably disposed on the transport layer 1311; the sortation structure 134 is movably disposed at the sortation layer 1312; the sorting electrical box 1313 is electrically connected to the plurality of transmission structures 132, the opening and closing structures 133, and the sorting structure 134, and the technologies used in the method are all the prior art, so the specific control processes and models thereof are not described herein.

Referring to fig. 6, in the present embodiment, a plurality of photoelectric sensors 1321 are disposed on the conveying structure 132, the photoelectric sensors 1321 respectively position the parcels, and when the parcels reach a predetermined position, the opening and closing structure 133 starts to operate, so that the parcels fall from the conveying structure 132 onto the sorting structure 134; the transmission structure 132 is a conventional transmission structure, and therefore detailed descriptions of the specific structure and model are omitted, one end of the transmission structure 132 is fixedly connected to the cabinet 131, and the other end thereof can rotate relative to the cabinet 131.

Referring to fig. 6, in the present embodiment, the opening and closing structure 133 includes a power device 1331, a transmission rod 1332, two swing rods 1333, a positioning shaft 1334 and two connecting rods 1335; the power device 1331 is arranged on the cabinet 131; one end of the transmission rod 1332 is connected with the power device 1331, and the other end thereof is connected with the corresponding swinging rod 1333; the positioning shaft 1334 is movably arranged on the cabinet 131 through a bearing and can rotate relative to the cabinet 131; the two swing rods 1333 are symmetrically and fixedly arranged on the positioning shaft 1334; the upper ends of the two connecting rods 1335 are symmetrically arranged on the corresponding swing rods 1333, and the lower ends thereof are connected to the corresponding transmission structures 132. When the photoelectric sensor 1321 detects that the package reaches a predetermined position, the power device 1331 rotates by a certain angle, the transmission rod 1332 drives the corresponding swing rod 1333 to move, because the swing rod 1333 is fixedly connected with the positioning shaft 1334, the positioning shaft 1334 rotates to drive the other swing rod 1333 to tilt, and under the action of the two connecting rods 1335, the two adjacent conveying structures 132 are displaced up and down, so that an opening appears, and the package arranged on the conveying structures 132 falls onto the sorting structure 134 from the opening.

Referring to fig. 6, in the present embodiment, the power device 1331 includes a mounting frame 13311 and a motor 13312, the mounting frame 13311 is fixedly disposed on the cabinet 131, and the motor 13312 is disposed on the mounting frame 13311 and drives the transmission rod 1332 to rotate by a certain angle.

Referring to fig. 7, in the present embodiment, the sorting structure 134 includes a sorting conveyor 1341, a sloping block 1342, a stopper 1343 and at least one sorting opening 1344; the sorting conveyor 1341 is disposed right below the openings of the two adjacent conveying structures 132, and conveys the dropped packages to at least one sorting opening 1344; the inclined blocks 1342 and the stoppers 1343 are respectively disposed at two opposite sides of the sorting conveyor 1341, the inclined blocks 1342 enable the parcels to fall onto the sorting conveyor 1341 smoothly, and the stoppers 1343 prevent the parcels from falling off the sorting conveyor 1341; at least one sorting port 1344 is disposed at a side of the sorting conveyor 1341, and the sorting operation of the packages is realized through the sorting port 1344; the outer side of the sorting opening 1344 is provided with a baffle 13441, and the baffle 13441 prevents the packages from falling off the sorting opening 1344.

It should be noted that, the present invention provides a linear sorting apparatus, which weighs packages by the weighing and conveying structure 123 on the weighing and code-scanning mechanism 12, scans the packages by the code-scanning structure 125, and then conveys the packages to the plurality of sorting mechanisms 13 in a linear distribution in sequence by the weighing and conveying structure 123; when the photoelectric sensor 1321 corresponding to the conveying structure 132 detects that the package enters a predetermined position, the power device 1331 rotates by a certain angle, the transmission rod 1332 drives the corresponding swing rod 1333 to move, because the swing rod 1333 is fixedly connected with the positioning shaft 1334, the positioning shaft 1334 rotates to drive the other swing rod 1333 to incline, and under the action of the two connecting rods 1335, the two adjacent conveying structures 132 are displaced up and down, so that an opening appears, the package arranged on the conveying structure 132 falls onto the sorting structure 134 from the opening, and then the package is sorted by the corresponding sorting structure 134.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The linear sorting device is characterized by comprising a weighing code scanning mechanism and at least two sorting mechanisms, wherein the at least two sorting mechanisms are sequentially and detachably arranged at the rear end of the weighing code scanning mechanism; the weighing and code scanning mechanism comprises a weighing and conveying structure and a code scanning structure, the weighing and conveying structure is used for weighing packages arranged on the weighing and conveying structure and conveying the packages to the sorting mechanism at the rear end, and the code scanning structure is used for scanning the codes of the packages arranged on the weighing and conveying structure; each sorting mechanism comprises a cabinet, a plurality of transmission structures, an opening and closing structure and a sorting structure, and the cabinet is detachably arranged on one side of the weighing and code scanning mechanism; the plurality of transmission structures are movably arranged on the upper side of the cabinet; the opening and closing structure is arranged at the upper end of the cabinet and is connected with two adjacent transmission structures, and the opening and closing structure drives the two adjacent transmission structures to move; the sorting structure is movably arranged on the machine cabinet and is arranged right below the opening and closing structure.

2. The linear sorting device according to claim 1, wherein the weighing and code-scanning mechanism further comprises a base, an electric cabinet, a bracket, a display device and a loudspeaker device; the electric cabinet is arranged on the base; the weighing and conveying structure is arranged on the electric cabinet; the bracket is fixedly arranged on the side edge of the electric cabinet; the code scanning structure is movably arranged on the bracket and is arranged right above the weighing and conveying structure; the display device and the loudspeaker device are respectively arranged on the bracket.

3. The in-line sorter of claim 2 wherein the weighing conveyer structure comprises a conveyer and a pressure sensor group, the conveyer being disposed on the electric cabinet; the pressure sensor group is arranged at the lower end of the conveying device.

4. The linear sorting device according to claim 2, wherein the code scanning structure comprises a support frame, a code scanning camera and a cover body, and the support frame is movably arranged on the support frame; the camera scanning device is fixedly arranged on the support frame; the cover body surrounds the side edge of the code scanning camera.

5. The linear sorting device according to claim 1, wherein the cabinet comprises a conveying layer, a sorting layer and a sorting electric box which are arranged in sequence from top to bottom; a plurality of said transport structures are movably disposed on said transport layer; the sorting structure is movably arranged on the sorting layer.

6. The linear sorting device according to claim 5, wherein the opening and closing structure comprises a power device, a transmission rod, two swinging rods, a positioning shaft and two connecting rods; the power device is arranged on the machine cabinet; two ends of the transmission rod are respectively connected with the power device and the corresponding swing rod; the positioning shaft is movably arranged on the machine cabinet through a bearing; the two swing rods are symmetrically and fixedly arranged on the positioning shaft; the upper ends of the two connecting rods are respectively symmetrically arranged on the corresponding swing rods, and the lower ends of the two connecting rods are respectively connected with the corresponding transmission structures.

7. The linear sorting device of claim 6, wherein the power device comprises a mounting bracket and a motor, the mounting bracket is fixedly arranged on the machine cabinet, and the motor is arranged on the mounting bracket.

8. The linear sorter of claim 1 wherein the sorting structure comprises a sorting conveyor, a ramp, a stop and at least one sorting opening; the sorting conveying device is arranged right below the openings of the two adjacent conveying structures; the inclined block and the stop block are respectively arranged on two opposite sides of the sorting and conveying device; at least one sorting opening is arranged on the side of the sorting conveying device.

9. The linear sorting device according to claim 8, wherein a baffle is provided outside the sorting opening.

10. The in-line sorter of any of claims 1-9 wherein the side of the weigh scan stacking mechanism is surrounded by a fence.

Images