CN111653156A - Accurate cold chain commodity circulation teaching device - Google Patents
Accurate cold chain commodity circulation teaching device Download PDFInfo
- Publication number
- CN111653156A CN111653156A CN202010578322.XA CN202010578322A CN111653156A CN 111653156 A CN111653156 A CN 111653156A CN 202010578322 A CN202010578322 A CN 202010578322A CN 111653156 A CN111653156 A CN 111653156A
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- projection
- control device
- cold chain
- box
- roller
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/067—Combinations of audio and projected visual presentation, e.g. film, slides
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
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- Theoretical Computer Science (AREA)
- Entrepreneurship & Innovation (AREA)
- Multimedia (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a precise cold chain logistics teaching device which comprises a cold chain box, a base, a projection accommodating roller and a projection control device, wherein the right end of the cold chain box is connected with a box door, the top of the cold chain box is electrically connected with a refrigeration control device, the top of the inner side of the cold chain box is electrically connected with an NTC temperature sensor, the bottom of the cold chain box is provided with the base, universal wheels are arranged at corners of the outer end of the bottom of the base, the top of the front end of the cold chain box is provided with the projection accommodating roller, the left end of the projection accommodating roller is provided with a rotation control motor, the right end of the rotation control motor is connected with a rotating shaft, a projection cloth winding roller is arranged outside the rotating shaft, the middle of the front end of the projection accommodating roller is provided with the projection control device, the middle of the inner part of the projection control device is provided with a rotating shaft adjusting seat, application scope is wide, makes things convenient for cold chain logistics teaching to use, and angle regulation carries out the projection teaching, and intelligent performance is high.
Description
Technical Field
The invention relates to the technical field of cold-chain logistics teaching, in particular to a precise cold-chain logistics teaching device.
Background
Cold chain logistics generally refers to a system project of producing, storing, transporting and selling refrigerated and frozen foods, and keeping the refrigerated and frozen foods in a specified low-temperature environment in all links before consumption so as to ensure the quality of the foods and reduce the loss of the foods. It is established with the progress of science and technology and the development of refrigeration technology, and is a low-temperature logistics process based on refrigeration technology and by means of refrigeration technology. The rapid development of the cold-chain logistics industry of agricultural products in China must make and implement scientific and effective macro-policy as early as possible. The requirements of cold-chain logistics are higher, and the corresponding management and capital investment are larger than that of ordinary normal-temperature logistics.
Present accurate cold chain logistics teaching device is more complicated, and application range limits, and the inside temperature of monitoring that can not be simple and high-efficient refrigeration carry out long-time teaching, and inconvenient lug connection is wireless and the bluetooth is controlled projection cloth and is gone up and down to accomodate, is difficult to the efficient and carries out the projection teaching, and intelligent performance is low, has reduced student's interest in learning.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a precise cold-chain logistics teaching device, which solves the problems that the conventional precise cold-chain logistics teaching device is complicated, the application range is limited, the internal temperature and the high-efficiency refrigeration cannot be simply monitored for long-time teaching, the projection cloth is inconvenient to control to ascend, descend and store by directly connecting wireless and Bluetooth, the projection teaching is difficult to efficiently carry out, the intelligent performance is low, and the learning interest of students is reduced.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a precise cold chain logistics teaching device comprises a cold chain box, a base, a projection accommodating roller and a projection control device, wherein the right end of the cold chain box is connected with a box door, the top of the cold chain box is electrically connected with a refrigeration control device, the inner top of the cold chain box is electrically connected with an NTC temperature sensor, the base is installed at the bottom of the cold chain box, universal wheels are arranged at the corners of the outer end of the bottom of the base, the projection accommodating roller is arranged at the top of the front end of the cold chain box, a rotation control motor is arranged at the left end of the projection accommodating roller, the right end of the rotation control motor is connected with a rotating shaft, a projection cloth winding roller is arranged outside the rotating shaft, the projection control device is arranged in the middle of the front end of the projection accommodating roller, a rotating shaft adjusting seat is arranged in the middle of the projection control device, a projection lens is connected to the bottom of the rotating shaft adjusting seat, and, the left end of the CPU microprocessor is electrically connected with a wireless remote connection device, a Bluetooth connection device and a loudspeaker, and the wireless remote connection device is electrically connected with a signal enhancement device.
Preferably, the mounting panel has been welded to the top both ends rear side of roller is accomodate in the projection, threaded connection has positioning bolt at the top of mounting panel, the thread groove has all been seted up to the top front end both sides of cold chain case.
Preferably, a damping spring is welded to the top of the universal wheel, and a braking valve block is connected to the top of the universal wheel.
Preferably, rubber sealing strips are bonded at the edges of the inner side ends of the box door, and the left end of the outer side of the box door is connected with a lifting device through threads.
Preferably, two ends of the rotating shaft are rotatably connected with bearings, and sliding balls are distributed in the bearings.
Preferably, the loudspeaker is mounted at the front end of the inner side of the projection control device, and the signal enhancement device is of a telescopic structure.
Preferably, a cavity is formed in the middle of the bottom of the projection control device, a movable shaft is electrically connected inside the rotating shaft adjusting seat, and the movable shaft is fixedly connected with the projection lens.
(III) advantageous effects
The invention provides a precise cold-chain logistics teaching device. The method has the following beneficial effects:
(1) this accurate cold chain logistics teaching device through the universal wheel of installation at cold chain bottom of the case portion base and its bottom outer end corner, but the efficient supports to remove the use, and application scope is wide, makes things convenient for cold chain logistics teaching to use, through the NTC temperature sensor at the inboard top electric connection of cold chain case, but the inside temperature of efficient real-time supervision, thermal insulation performance is good, and convenient audio-visual inside, convenient to use of observing.
(2) This accurate cold chain logistics teaching device, the roller is accomodate through the projection that sets up at the front end top of cold chain case, but the rotation control motor control pivot of efficient process left end rotates, it is convenient to make projection cloth winding up roller rotate and descend, it connects projection lens to adjust the seat through the pivot that sets up in the middle of projection control device is inside, can be intelligent rotate angle regulation through CPU microprocessor control and carry out the projection teaching, reasonable in design, wireless remote connection device through CPU microprocessor left end electric connection, bluetooth connecting device and megaphone, make things convenient for wireless remote connection and bluetooth connection control projection teaching, sound is big, and is effectual, intelligent performance is high.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the cold chain box of the present invention;
FIG. 3 is a schematic view of a structure of a projection cloth winding roller according to the present invention;
fig. 4 is a schematic structural diagram of a projection control apparatus according to the present invention.
In the figure, the cold chain box 1, the base 2, the projection receiving roller 3, the projection control device 4, the box door 5, the universal wheel 6, the positioning bolt 7, the refrigeration control device 8, the NTC temperature sensor 9, the projection cloth roller 10, the rotation control motor 11, the rotating shaft 12, the bearing 13, the projection lens 14, the cavity 15, the rotating shaft adjusting seat 16, the CPU microprocessor 17, the wireless remote connection device 18, the bluetooth connection device 19, the loudspeaker 20 and the signal enhancement device 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention provides a technical solution: a precise cold chain logistics teaching device comprises a cold chain box 1, a base 2, a projection accommodating roller 3 and a projection control device 4, wherein the right end of the cold chain box 1 is connected with a box door 5, the top of the cold chain box 1 is electrically connected with a refrigeration control device 8, the top of the inner side of the cold chain box 1 is electrically connected with an NTC temperature sensor 9, the base 2 is installed at the bottom of the cold chain box 1, universal wheels 6 are arranged at the corners of the outer end of the bottom of the base 2, the projection accommodating roller 3 is arranged at the top of the front end of the cold chain box 1, a rotation control motor 11 is arranged at the left end of the projection accommodating roller 3, a rotating shaft 12 is connected with the right end of the rotation control motor 11, a projection cloth winding roller 10 is arranged outside the rotating shaft 12, the projection control device 4 is arranged in the middle of the front end of the projection accommodating roller 3, a rotating shaft adjusting seat 16 is arranged in the, the bottom of seat 16 is adjusted to the pivot is connected with projection lens 14, the top electric connection of seat 16 is adjusted to the pivot has CPU microprocessor 17, CPU microprocessor 17's left end electric connection has wireless remote connection device 18, bluetooth connecting device 19 and megaphone 20, wireless remote connection device 18 electric connection has signal enhancement device 21.
The roller 3 is accomodate in the projection top both ends rear side welded connection has the mounting panel, there is positioning bolt 7 at the top of mounting panel through threaded connection, the thread groove has all been seted up to the top front end both sides of cold chain case 1, and the installation of facilitating the location dismantlement is simple, reliable and stable.
Damping spring is installed in the top welding of universal wheel 6, the top of universal wheel 6 is connected with the braking valve piece, and it is stable to remove, and the buffering shock attenuation is stepped on and is pressed the braking valve piece and make and park stably.
All the rubber sealing strip that bonds in the medial extremity edge of chamber door 5, there is the device of pulling through threaded connection the outside left end of chamber door 5, and sealing performance is high when closing chamber door 5, and it is more convenient when opening and closing.
The both ends of pivot 12 are rotated and are connected with bearing 13, the inside distribution of bearing 13 has the slip ball for it is more stable to rotate, conveniently rotates the rolling.
The loudspeaker 20 is arranged at the front end of the inner side of the projection control device 4, the signal enhancement device 21 is of a telescopic structure, sound is amplified and played, the teaching effect is good, and the signal intensity is improved.
The middle of the bottom of the projection control device 4 is provided with a cavity 15, the inside electric connection of the rotating shaft adjusting seat 16 is provided with a movable shaft, and the movable shaft is fixedly connected with the projection lens 14, so that the projection angle can be conveniently adjusted and controlled, and the use is convenient.
The working principle is as follows: the bottom base 2 of the cold chain case 1 and the universal wheels 6 arranged at the corners of the outer end of the bottom of the cold chain case are used in a supporting and moving way, the application range is wide, the NTC temperature sensor 9 electrically connected with the top of the inner side of the cold chain case 1 monitors the internal temperature in real time, the case door 5 is opened for direct teaching, the heat preservation performance is good, the projection cloth roller 10 at the top of the front end of the cold chain case 1 controls the rotating shaft 12 to rotate through the left end rotating control motor 11, so that the projection cloth roller 10 rotates, descends, ascends and winds, the projection lens 14 is connected with the rotating shaft adjusting seat 16 in the middle of the inner part of the projection control device 4 for overturning and adjusting to project onto the projection cloth roller 10 for teaching, the projection teaching is intelligently controlled by the rotation adjusting angle through the CPU microprocessor 17, the wireless remote connection device 18 and the Bluetooth connection device 19 which, the sound is amplified and played by the loudspeaker 20, and the effect is good.
The invention relates to a cold chain box 1, a base 2, a projection containing roller 3, a projection control device 4, a box door 5, a universal wheel 6, a positioning bolt 7, a refrigeration control device 8, an NTC temperature sensor 9, a projection cloth roller 10, a rotation control motor 11, a rotating shaft 12, a bearing 13, a projection lens 14, a cavity 15, a rotating shaft adjusting seat 16, a CPU microprocessor 17, a wireless remote connection device 18, a Bluetooth connection device 19, a loudspeaker 20 and a signal enhancement device 21, wherein the components are all universal standard components or components known by technicians in the field, the structure and the principle of the components can be known by the technicians or conventional experimental methods, and the problems solved by the invention are that the existing precise cold chain logistics teaching device is complex, the application range is limited, the internal temperature can not be simply monitored, the high-efficiency refrigeration can not be simply carried out for long-time teaching, and the direct connection of wireless and Bluetooth is inconvenient for controlling the lifting and containing of projection cloth, the intelligent projection teaching device has the advantages that the projection teaching is difficult to be efficiently carried out, the intelligent performance is low, the learning interest of students is reduced, the device can be efficiently supported, moved and used through the mutual combination of the parts, the application range is wide, the device is convenient to use in cold chain logistics teaching, the inside is observed, the device is convenient to use, the projection cloth roller rotates, descends, ascends and winds, the rotation and the angle adjustment are controlled to carry out projection teaching, the design is reasonable, the device is convenient for wireless remote connection and Bluetooth connection control projection teaching, the sound is large, the effect is good, and the intelligent performance is high.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a precision cold chain logistics teaching device which characterized in that: the cooling chain box comprises a cooling chain box (1), a base (2), a projection containing roller (3) and a projection control device (4), wherein the right end of the cooling chain box (1) is connected with a box door (5), the top of the cooling chain box (1) is electrically connected with a refrigeration control device (8), the top of the inner side of the cooling chain box (1) is electrically connected with an NTC temperature sensor (9), the base (2) is installed at the bottom of the cooling chain box (1), universal wheels (6) are arranged at the corners of the outer end of the bottom of the base (2), the projection containing roller (3) is arranged at the top of the front end of the cooling chain box (1), a rotation control motor (11) is arranged at the left end of the projection containing roller (3), the right end of the rotation control motor (11) is connected with a rotating shaft (12), a projection cloth winding roller (10) is arranged outside the rotating shaft (12), and the projection control device (4) is arranged in the middle of, the utility model discloses a projection control device, including projection control device (4), pivot regulation seat (16) is equipped with in the middle of the inside of projection control device (4), the bottom that seat (16) were adjusted in the pivot is connected with projection lens (14), the top electric connection that seat (16) were adjusted in the pivot has CPU microprocessor (17), the left end electric connection of CPU microprocessor (17) has wireless remote connection device (18), bluetooth connecting device (19) and megaphone (20), wireless remote connection device (18) electric connection has signal enhancement device (21).
2. The precise cold-chain logistics teaching device of claim 1, wherein: the projection is accomodate the top both ends rear side welding of roller (3) and is had the mounting panel, there are positioning bolt (7) at the top of mounting panel through threaded connection, the thread groove has all been seted up to the top front end both sides of cold chain case (1).
3. The precise cold-chain logistics teaching device of claim 1, wherein: damping springs are welded and installed on the tops of the universal wheels (6), and the tops of the universal wheels (6) are connected with braking valve blocks.
4. The precise cold-chain logistics teaching device of claim 1, wherein: rubber sealing strips are bonded at the edges of the inner side ends of the box door (5), and the left end of the outer side of the box door (5) is connected with a lifting device through threads.
5. The precise cold-chain logistics teaching device of claim 1, wherein: the two ends of the rotating shaft (12) are rotatably connected with bearings (13), and sliding balls are distributed in the bearings (13).
6. The precise cold-chain logistics teaching device of claim 1, wherein: the loudspeaker (20) is arranged at the front end of the inner side of the projection control device (4), and the signal enhancement device (21) is of a telescopic structure.
7. The precise cold-chain logistics teaching device of claim 1, wherein: the utility model discloses a projection control device, including projection control device (4), the inside electric connection of pivot regulation seat (16) has the loose axle, loose axle and projection lens (14) fixed connection, seted up cavity (15) in the middle of the bottom of projection control device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010578322.XA CN111653156A (en) | 2020-06-23 | 2020-06-23 | Accurate cold chain commodity circulation teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010578322.XA CN111653156A (en) | 2020-06-23 | 2020-06-23 | Accurate cold chain commodity circulation teaching device |
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| Publication Number | Publication Date |
|---|---|
| CN111653156A true CN111653156A (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010578322.XA Pending CN111653156A (en) | 2020-06-23 | 2020-06-23 | Accurate cold chain commodity circulation teaching device |
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| CN (1) | CN111653156A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314000A (en) * | 2021-04-26 | 2021-08-27 | 王晨曦 | Teaching device for nutriology |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206649708U (en) * | 2016-12-02 | 2017-11-17 | 浙江商业职业技术学院 | A kind of computer-based multimedia teaching apparatus |
| CN207450610U (en) * | 2017-07-05 | 2018-06-05 | 泽优物联（天津）科技发展有限公司 | Intelligent temperature control type Cold Chain Logistics transport case |
| CN208477275U (en) * | 2018-07-02 | 2019-02-05 | 南京晓庄学院 | A kind of removable projection teaching's device used |
| CN209591125U (en) * | 2018-12-27 | 2019-11-05 | 铁道警察学院 | A kind of computer network teaching test device |
| CN210383400U (en) * | 2019-06-01 | 2020-04-24 | 深圳市山水原创动漫文化有限公司 | Animation interactive display cabinet |
-
2020
- 2020-06-23 CN CN202010578322.XA patent/CN111653156A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206649708U (en) * | 2016-12-02 | 2017-11-17 | 浙江商业职业技术学院 | A kind of computer-based multimedia teaching apparatus |
| CN207450610U (en) * | 2017-07-05 | 2018-06-05 | 泽优物联（天津）科技发展有限公司 | Intelligent temperature control type Cold Chain Logistics transport case |
| CN208477275U (en) * | 2018-07-02 | 2019-02-05 | 南京晓庄学院 | A kind of removable projection teaching's device used |
| CN209591125U (en) * | 2018-12-27 | 2019-11-05 | 铁道警察学院 | A kind of computer network teaching test device |
| CN210383400U (en) * | 2019-06-01 | 2020-04-24 | 深圳市山水原创动漫文化有限公司 | Animation interactive display cabinet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314000A (en) * | 2021-04-26 | 2021-08-27 | 王晨曦 | Teaching device for nutriology |
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Application publication date: 20200911 |
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| RJ01 | Rejection of invention patent application after publication |