CN115308201A - Heavy metal ion detection device for food safety processing - Google Patents

Heavy metal ion detection device for food safety processing Download PDF

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Publication number
CN115308201A
CN115308201A CN202211249167.2A CN202211249167A CN115308201A CN 115308201 A CN115308201 A CN 115308201A CN 202211249167 A CN202211249167 A CN 202211249167A CN 115308201 A CN115308201 A CN 115308201A
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fixed
heavy metal
side wall
food
detection
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CN115308201B (en
Inventor
何灿华
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NANTONG SHUANGHE FOOD CO Ltd
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NANTONG SHUANGHE FOOD CO Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/286Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation
    • G01N21/13Moving of cuvettes or solid samples to or from the investigating station

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  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Engineering & Computer Science (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention belongs to the technical field of food detection, and particularly relates to a heavy metal ion detection device for food safety processing, which comprises: the upper surface of the workbench is provided with a plurality of slideways which are arranged in an annular array; the crushing barrel is fixed on the workbench through a fixing frame, a sampling pipe is communicated with the side wall of the crushing barrel, the output end of the sampling pipe is positioned right above the slide way, and an electromagnetic valve is mounted on the sampling pipe; the mounting frame is fixed on the crushing barrel, a plurality of extension arms matched with the slide way are fixed on the mounting frame, and the extension arms are provided with detection heads; a drive assembly. The invention can simultaneously carry out sample feeding detection on a plurality of groups of samples and synchronously detect a plurality of heavy metals of different types, thereby effectively improving the working efficiency, and the crushing of food and the conveying of the samples are cooperatively operated and closely matched, thereby effectively improving the efficiency of the detection work.

Description

Heavy metal ion detection device for food safety processing
Technical Field
The invention belongs to the technical field of food detection, and particularly relates to a heavy metal ion detection device for food safety processing.
Background
Under the influence of natural geographical environment, food raw materials are polluted by heavy metals in the growth process, and partial additives are added in the processing process, so that part of heavy metals such as common lead, arsenic, chromium, cadmium, mercury, cobalt and the like can be inevitably contained in food, in order to keep the content of the heavy metals in the food at a safe level, the content of the heavy metals in the food needs to be detected after the food is processed, and the heavy metals are mainly subjected to color development reaction with a color developing agent in the detection of the heavy metals.
At present, in the testing process to heavy metal content in food, need to divide into a plurality of samples with food, add different colour developing agent, carry out the detection of multiple different grade type heavy metal in proper order, the multiunit detects and goes on in proper order, and is inefficient to crushing, the grouping of food is consuming time equally, and intensity of labour is big, leads to detecting work efficiency greatly reduced.
Disclosure of Invention
The invention aims to provide a heavy metal ion detection device for food safety processing, aiming at the problems of low detection efficiency and high labor intensity in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme: a heavy metal ion detection device for food safety processing includes:
the upper surface of the workbench is provided with a plurality of slideways which are arranged in an annular array;
the crushing barrel is fixed on the workbench through a fixing frame, a sampling pipe is communicated with the side wall of the crushing barrel, the output end of the sampling pipe is positioned right above the slide way, and an electromagnetic valve is mounted on the sampling pipe;
the mounting frame is fixed on the crushing barrel, a plurality of extension arms matched with the slide way are fixed on the mounting frame, and the extension arms are provided with detection heads;
the driving assembly comprises a base, a motor and a rotating shaft, the base is fixed at the bottom of the workbench, the motor is installed on the base, the rotating shaft is connected with an output shaft of the motor, and the upper end of the rotating shaft penetrates through the workbench and extends into the crushing barrel;
a crushing assembly disposed within the crushing barrel for crushing food, the crushing assembly including a conical barrel, a cam, and a spring;
the feeding assembly is used for pushing a sample to the position below the detection head for detection and comprises a special-shaped nut, a hinge seat, a pushing rod and a sliding seat;
and the control assembly is arranged in the slide way and used for controlling the opening and closing of the electromagnetic valve.
Further, the upper end opening part of garrulous feed cylinder is fixed with the feeder hopper, the feeder hopper adopts the toper structure.
Further, the cam is fixed in the pivot, the toper section of thick bamboo slides and sets up in the interior bottom surface of garrulous feed cylinder, the cam offsets with the inner wall of a toper section of thick bamboo and contacts, the one end of spring is connected with the lateral wall of a toper section of thick bamboo, and the other end is connected on the inside wall of garrulous feed cylinder.
Furthermore, the side wall of the outer ring of the conical cylinder is uniformly provided with crushing teeth.
Further, the sliding seat is in sliding fit in the slide, a through groove is formed in the bottom of the slide, the pushing rod penetrates through the through groove to slide in the through groove, and the upper end of the pushing rod is rotatably connected to the bottom of the sliding seat.
Further, be provided with the screw thread on the lateral wall of pivot to special-shaped nut and pivot screw-thread fit, articulated seat is fixed in on the lateral wall of special-shaped nut, the push rod articulates in articulated seat.
Furthermore, the control assembly comprises a conducting strip and a contact joint matched with the conducting strip, the contact joint is fixed on the side wall of the sliding seat and electrically connected with an external power supply, the conducting strip is fixed on the side wall of the sliding way and electrically connected with the electromagnetic valve, and when the contact joint is in contact with the conducting strip, the electromagnetic valve is electrified and opened.
Furthermore, the upper surface of sliding seat rotates and is connected with and bears the dish, it has the ring gear to fix the cover on the week lateral wall that bears the dish, the slide internal fixation has the rack that extends along its length direction, ring gear and rack intermeshing.
The invention has the following advantages:
1. by arranging the plurality of slide ways, the invention can simultaneously carry out sample feeding detection on a plurality of groups of samples and synchronously detect various heavy metals of different types, thereby effectively improving the working efficiency.
2. According to the invention, the driving assembly is arranged, the rotating shaft can be driven to rotate by the motor, so that the crushing assembly and the feeding assembly are driven to run synchronously, the food crushing and the sample feeding are not required to be operated manually, the labor intensity is reduced, a plurality of power driving devices are not required to be arranged, the cost is reduced, the food crushing and the sample feeding are operated in a coordinated mode and are matched closely, and the detection efficiency is effectively improved.
3. By arranging the toothed ring and the rack, the invention can drive the sample on the bearing disc to rotate in the feeding process, is convenient for the sample and the color developing agent to be fully mixed and reacted, and is beneficial to improving the accuracy of the detection effect.
Drawings
FIG. 1 is a schematic structural diagram of a heavy metal ion detection device for food safety processing according to the present invention during sample injection;
FIG. 2 is a schematic structural diagram of a heavy metal ion detection device for food safety processing provided by the invention during detection;
FIG. 3 is an enlarged view at A in FIG. 1;
FIG. 4 is a schematic top view of a workbench of the heavy metal ion detection device for food safety processing according to the present invention;
FIG. 5 is an enlarged view at B in FIG. 4;
FIG. 6 is a schematic view of the internal structure of a crushing barrel in the heavy metal ion detection device for food safety processing according to the present invention;
fig. 7 is a schematic plan view of the internal structure of a crushing barrel in the heavy metal ion detection device for food safety processing according to the present invention.
In the figure, 1 workbench, 11 slideways, 2 crushing barrels, 21 fixing frames, 22 sampling pipes, 23 electromagnetic valves, 24 feed hoppers, 3 mounting frames, 31 extension arms, 32 detection heads, 4 driving assemblies, 41 bases, 42 motors, 43 rotating shafts, 5 crushing assemblies, 51 conical barrels, 511 crushing teeth, 52 cams, 53 springs, 6 feeding assemblies, 61 special-shaped nuts, 62 hinged seats, 63 pushing rods, 64 sliding seats, 641 bearing plates, 642 toothed rings, 643 racks, 7 control assemblies, 71 conducting strips and 72 contact joints.
Detailed Description
As shown in fig. 1-7, a heavy metal ion detection device for food safety processing includes a workbench 1, wherein the upper surface of the workbench 1 is provided with a plurality of slideways 11 arranged in an annular array, in this embodiment, the number of the slideways 11 is 6;
the crushing barrel 2 is fixed on the workbench 1 through a fixing frame 21, a sampling pipe 22 is communicated with the side wall of the crushing barrel 2, the output end of the sampling pipe 22 is positioned right above the slide rail 11, and an electromagnetic valve 23 is installed on the sampling pipe 22;
the mounting frame 3 is fixed on the crushing barrel 2, a plurality of extension arms 31 matched with the slide ways 11 are fixed on the mounting frame 3, detection heads 32 are installed on the extension arms 31, and the detection heads 32 can adopt color recognition sensor probes and are used for quickly distinguishing colors of heavy metals in food after reaction with color developing agents;
the driving assembly 4 comprises a base 41, a motor 42 and a rotating shaft 43, the base 41 is fixed at the bottom of the workbench 1, the motor 42 is installed on the base 41, the rotating shaft 43 is connected with an output shaft of the motor 42, and the upper end of the rotating shaft 43 penetrates through the workbench 1 and extends into the crushing barrel 2;
the crushing assembly 5 is arranged in the crushing barrel 2 and is used for crushing food, and the crushing assembly 5 comprises a conical barrel 51, a cam 52 and a spring 53;
the feeding component 6 is used for pushing a sample to the lower part of the detection head 32 for detection, and the feeding component 6 comprises a special-shaped nut 61, a hinged seat 62, a pushing rod 63 and a sliding seat 64;
and the control assembly 7 is arranged in the slide rail 11 and used for controlling the opening and closing of the electromagnetic valve 23.
The upper end opening part of crushed aggregates section of thick bamboo 2 is fixed with feeder hopper 24, and feeder hopper 24 adopts the toper structure, and the setting up of feeder hopper 24 has made things convenient for food to throw in crushed aggregates section of thick bamboo 2.
Cam 52 is fixed in on the pivot 43, a toper section of thick bamboo 51 slides and sets up in the interior bottom surface of garrulous feed cylinder 2, cam 52 offsets the contact with the inner wall of a toper section of thick bamboo 51, the one end of spring 53 is connected with the lateral wall of a toper section of thick bamboo 51, the other end is connected on the inside wall of garrulous feed cylinder 2, motor 42 during operation, drive cam 52 through pivot 43 and rotate, the bellying of cam 52 periodically rotates to toper section of thick bamboo 51's inner circle lateral wall everywhere, and then promotes a toper section of thick bamboo 51 and rock in a garrulous feed cylinder 2, extrude the breakage to food.
The crushing teeth 511 are uniformly distributed on the side wall of the outer ring of the conical cylinder 51, and the crushing teeth 511 move along with the conical cylinder 51 and penetrate into the food to further promote the crushing of the food.
The sliding seat 64 is in sliding fit with the inside of the slideway 11, a through groove is formed in the bottom of the slideway 11, the pushing rod 63 penetrates through the through groove to slide in the through groove, and the upper end of the pushing rod 63 is rotatably connected to the bottom of the sliding seat 64;
the outer side wall of the rotating shaft 43 is provided with threads, the special-shaped nut 61 is in threaded fit with the rotating shaft 43, the hinge base 62 is fixed on the side wall of the special-shaped nut 61, and the push rod 63 is hinged in the hinge base 62;
when the motor 42 drives the rotating shaft 43 to rotate forward, the rotating shaft 43 drives the special-shaped nut 61 in threaded fit with the rotating shaft 43 to move upwards along the axis of the special-shaped nut, and then the pushing rod 63 pushes each sliding seat 64 to move in the direction away from each other in the slideway 11, so that the sample to be detected is pushed to the position below each detection head 32, a plurality of groups of samples can be simultaneously subjected to sample conveying detection, and multiple heavy metals of different types are synchronously detected, so that the working efficiency is effectively improved.
The control assembly 7 comprises a conducting strip 71 and a contact joint 72 matched with the conducting strip 71, the contact joint 72 is fixed on the side wall of the sliding seat 64, the contact joint 72 is electrically connected with an external power supply, the conducting strip 71 is fixed on the side wall of the slideway 11, the conducting strip 71 is electrically connected with the electromagnetic valve 23, when the sliding seat 64 moves to a position right below the output end of the sample inlet pipe 22, the contact joint 72 is in contact with the conducting strip 71, so that the electromagnetic valve 23 is electrified and opened, food juice and crushed slag in the crushed material barrel 2 can enter a detection cup on the sliding seat 64 through the sample inlet pipe 22, and after the sliding seat 64 slides away from the position below the sample inlet pipe 22, the contact joint 72 is separated from the contact with the conducting strip 71, so that the electromagnetic valve 23 is automatically closed, and food scraps in the crushed material barrel 2 are prevented from leaking.
The upper surface of the sliding seat 64 is rotatably connected with a bearing disc 641, a toothed ring 642 is fixedly sleeved on the peripheral side wall of the bearing disc 641, a rack 643 extending along the length direction of the sliding seat is fixed in the slideway 11, the toothed ring 642 is meshed with the rack 643, when the sliding seat 64 moves towards the detection head 32, the toothed ring 642 is meshed with the rack 643, the toothed ring 642 can drive the bearing disc 641 to rotate, so that the detection cup on the bearing disc 641 rotates, the sample and the color developing agent can be conveniently and fully mixed and react, and the accuracy of the detection effect can be improved.
The working principle of the invention is as follows:
after the last detection operation is completed, the sliding seats 64 are located right below the detection head 32, the food to be detected is put into the crushed material barrel 2, the empty detection cups are placed on the bearing discs 641, the motor 42 is started to drive the rotating shaft 43 to rotate reversely, so that the special-shaped nuts 61 move downwards to reset, the sliding seats 64 are driven to approach each other, the motor 42 drives the cam 52 to rotate synchronously through the rotating shaft 43, the protruding parts of the cam 52 rotate to the inner ring side wall of the conical barrel 51 periodically, the conical barrel 51 is pushed to shake in the crushed material barrel 2 to extrude and crush the food, the sliding seats 64 stop after moving right below the output end of the sample inlet pipe 22, the contact joint 72 is in contact with the conductive sheet 71, the electromagnetic valve 23 is powered on and opened, food juice and crushed slag in the crushed material barrel 2 can enter the detection cups on the sliding seats 64 through the sample inlet pipe 22, and different color developing agents are added into the detection cups respectively;
then, the starting motor 42 drives the rotating shaft 43 to rotate forward, the special-shaped nut 61 moves upward, and further the pushing rod 63 pushes each sliding seat 64 to move in the direction away from each other in the slideway 11, so as to push the sample to be detected to the lower part of each detection head 32 for detection, and in the process that the sliding seat 64 moves in the direction of the detection head 32, because the toothed ring 642 is meshed with the rack 643, the toothed ring 642 can drive the bearing disc 641 to rotate, so that the detection cup on the bearing disc 641 rotates, the sample and the color developing agent can be conveniently and fully mixed and react, the accuracy of the detection effect can be improved, after the detection is completed, the residue in the crushing cylinder is cleaned, new food to be detected is put in, the detection cup which is detected on the bearing disc 641 is taken down, the empty detection cup is replaced, and the operation is repeated in this way, so that the continuous detection operation can be performed, and the detection efficiency is effectively improved.

Claims (8)

1. The utility model provides a food safety processing is with heavy metal ion detection device which characterized in that includes:
the device comprises a workbench (1), wherein the upper surface of the workbench (1) is provided with a plurality of slideways (11) which are arranged in an annular array;
the automatic sampling device comprises a crushing barrel (2), wherein the crushing barrel (2) is fixed on a workbench (1) through a fixing frame (21), the side wall of the crushing barrel (2) is communicated with a sampling pipe (22), the output end of the sampling pipe (22) is positioned right above a slide way (11), and an electromagnetic valve (23) is arranged on the sampling pipe (22);
the device comprises a mounting frame (3), wherein the mounting frame (3) is fixed on a crushing barrel (2), a plurality of extension arms (31) matched with a slide way (11) are fixed on the mounting frame (3), and detection heads (32) are installed on the extension arms (31);
the driving assembly (4) comprises a base (41), a motor (42) and a rotating shaft (43), the base (41) is fixed at the bottom of the workbench (1), the motor (42) is installed on the base (41), the rotating shaft (43) is connected with an output shaft of the motor (42), and the upper end of the rotating shaft (43) penetrates through the workbench (1) and extends into the crushing barrel (2);
a spitwad assembly (5), the spitwad assembly (5) being arranged inside the spitwad barrel (2) for spitting food, the spitwad assembly (5) comprising a conical barrel (51), a cam (52) and a spring (53);
the feeding assembly (6) is used for pushing a sample to the position below the detection head (32) for detection, and the feeding assembly (6) comprises a special-shaped nut (61), a hinged seat (62), a pushing rod (63) and a sliding seat (64).
2. The device for detecting the heavy metal ions for the safe processing of food according to claim 1, wherein a feed hopper (24) is fixed at an opening at the upper end of the crushing barrel (2), and the feed hopper (24) adopts a conical structure.
3. The device for detecting the heavy metal ions for food safety processing according to claim 1, wherein the cam (52) is fixed on the rotating shaft (43), the tapered barrel (51) is slidably arranged on the inner bottom surface of the crushing barrel (2), the cam (52) is in contact with the inner wall of the tapered barrel (51) in a propping manner, one end of the spring (53) is connected with the outer side wall of the tapered barrel (51), and the other end of the spring is connected to the inner side wall of the crushing barrel (2).
4. The device for detecting heavy metal ions in food safety processing according to claim 1, wherein the crushing teeth (511) are uniformly arranged on the side wall of the outer ring of the conical cylinder (51).
5. The device for detecting the heavy metal ions for food safety processing according to claim 1, wherein the sliding seat (64) is slidably fitted in the slideway (11), a through groove is formed in the bottom of the slideway (11), the pushing rod (63) penetrates and slides in the through groove, and the upper end of the pushing rod (63) is rotatably connected to the bottom of the sliding seat (64).
6. The device for detecting heavy metal ions in food safety processing according to claim 1, wherein a thread is provided on an outer side wall of the rotating shaft (43), the special-shaped nut (61) is in threaded fit with the rotating shaft (43), the hinge seat (62) is fixed on a side wall of the special-shaped nut (61), and the push rod (63) is hinged in the hinge seat (62).
7. The heavy metal ion detection device for safe processing of food according to claim 1, further comprising a control component (7), wherein the control component (7) comprises a conductive sheet (71) and a contact joint (72) matched with the conductive sheet (71), the contact joint (72) is fixed on the side wall of the sliding seat (64), the contact joint (72) is electrically connected with an external power supply, the conductive sheet (71) is fixed on the side wall of the slideway (11), the conductive sheet (71) is electrically connected with the electromagnetic valve (23), and when the contact joint (72) is contacted with the conductive sheet (71), the electromagnetic valve (23) is powered on and opened.
8. The device for detecting heavy metal ions in food safety processing according to claim 1, wherein a bearing plate (641) is rotatably connected to the upper surface of the sliding seat (64), a toothed ring (642) is fixedly sleeved on the peripheral side wall of the bearing plate (641), a rack (643) extending along the length direction of the slideway (11) is fixed in the slideway (11), and the toothed ring (642) is meshed with the rack (643).
CN202211249167.2A 2022-10-12 2022-10-12 Heavy metal ion detection device for food safety processing Active CN115308201B (en)

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Application Number Priority Date Filing Date Title
CN202211249167.2A CN115308201B (en) 2022-10-12 2022-10-12 Heavy metal ion detection device for food safety processing

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Application Number Priority Date Filing Date Title
CN202211249167.2A CN115308201B (en) 2022-10-12 2022-10-12 Heavy metal ion detection device for food safety processing

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CN115308201A true CN115308201A (en) 2022-11-08
CN115308201B CN115308201B (en) 2022-12-16

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN214309781U (en) * 2020-12-17 2021-09-28 刘洋 Adjustable food safety detection equipment
CN113834705A (en) * 2021-08-20 2021-12-24 金小惋 Food safety inspection equipment
CN115043248A (en) * 2022-08-12 2022-09-13 江苏凡好科技有限公司 Shaping conveying mechanism for machining aluminum foil products

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN214309781U (en) * 2020-12-17 2021-09-28 刘洋 Adjustable food safety detection equipment
CN113834705A (en) * 2021-08-20 2021-12-24 金小惋 Food safety inspection equipment
CN115043248A (en) * 2022-08-12 2022-09-13 江苏凡好科技有限公司 Shaping conveying mechanism for machining aluminum foil products

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Denomination of invention: A heavy metal ion detection device for food safety processing

Effective date of registration: 20231214

Granted publication date: 20221216

Pledgee: Nantong Jiangsu rural commercial bank Limited by Share Ltd.

Pledgor: NANTONG SHUANGHE FOOD Co.,Ltd.

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