CN205640141U - Projection frame is used in portable international economics and trade teaching - Google Patents

Projection frame is used in portable international economics and trade teaching Download PDF

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Publication number
CN205640141U
CN205640141U CN201620433134.7U CN201620433134U CN205640141U CN 205640141 U CN205640141 U CN 205640141U CN 201620433134 U CN201620433134 U CN 201620433134U CN 205640141 U CN205640141 U CN 205640141U
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CN
China
Prior art keywords
pole
branch
wireless controller
trade
walking basal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620433134.7U
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Chinese (zh)
Inventor
李晶
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changchun University of Science and Technology
Original Assignee
Changchun University of Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changchun University of Science and Technology filed Critical Changchun University of Science and Technology
Priority to CN201620433134.7U priority Critical patent/CN205640141U/en
Application granted granted Critical
Publication of CN205640141U publication Critical patent/CN205640141U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a projection frame is used in portable international economics and trade teaching, including supporting platform, articulated elements, linear motor and walking base, the fixed universal wheel that is provided with in walking base bottom, walking base top both sides all are provided with linear guide along the horizontal direction, the linear motor top is fixed with branch, branch with it is articulated through the articulated elements between the branch, branch with the crisscross portion of branch is provided with the locating pin, the branch top is provided with the pulley, the pulley passes through spout and supporting platform bottom sliding connection, the inside slide rail that is provided with of supporting platform, slide rail top sliding connection has electronic jar, the fixed electric putter that is provided with in electronic jar top, the electric putter top is through the fixed fixing base that is equipped with of mounting. This product simple structure, convenient operation is convenient for adjust, saves space, conveniently carries, is suitable for various occasions.

Description

Projecting rack is used in a kind of portable International Economics and Trade teaching
Technical field
This utility model belongs to projecting rack's technical field, is specifically related to a kind of portable International Economics and Trade teaching and uses projecting rack.
Background technology
By the raising of educational level, in teaching process, need to use scialyscope realize projection teaching, make to attend class more lively and concrete image, but scialyscope is fixing on the ceiling with suspension bracket mostly, be inconvenient to regulate and keep in repair, and it is not easy to changing, the scialyscope quantity of this teaching made increases, increase cost, for go out teaching or attend class temporarily need to carry scialyscope time, often do not have support to fix scialyscope, and existing support carries not very convenient, thus reduces teaching efficiency.
Utility model content
The purpose of this utility model is to provide a kind of portable International Economics and Trade to impart knowledge to students with projecting rack, with the problem solving to propose in above-mentioned background technology.
nullFor achieving the above object,This utility model provides following technical scheme: projecting rack is used in a kind of portable International Economics and Trade teaching,Including support platform、Linear electric machine and walking basal seat,It is fixedly installed universal wheel bottom described walking basal seat,Described walking basal seat is internally provided with accumulator,Described walking basal seat is provided with wireless controller on the right side of accumulator,Described accumulator is electrically connected with wireless controller,Described linear electric machine is electrically connected with wireless controller,Both sides, described walking basal seat top are provided with line slideway in the horizontal direction,Described linear electric machine is slidably connected with line slideway,Described linear electric machine top is fixed with pole,Articulated elements is passed through hinged between described pole and described pole,Described pole and the described pole portion of interlocking are provided with alignment pin,Described pole top is provided with pulley,Described pulley is connected with support platform basal sliding by chute,Described support platform is internally provided with slide rail,Described slide rail top slide connects electric cylinder,Described electric cylinder is electrically connected with wireless controller,Described electric cylinder top is fixedly installed electric pushrod,Described electric pushrod is electrically connected with wireless controller,Described electric pushrod top is fixed with fixing seat by fixture.
Preferably, described fixing seat is provided with two groups side by side, and two ends, fixing seat top are provided with nut bore.
Preferably, described pole is at least provided with eight, and every four is one group, and upper and lower two poles are hinged by articulated elements, and two, left and right pole passes crosswise alignment pin and fixes.
Preferably, described universal wheel is provided with elevation and subsidence regulating device and limit fastener.
Technique effect of the present utility model and advantage: these portable International Economics and Trade are imparted knowledge to students with projecting rack, wireless controller is controlled by joystick, control two linear electric machines to move on line slideway, support platform oscilaltion is realized by the change of position between pole, control electric cylinder and electric pushrod can control the angle of fixing seat to realize the regulation of scialyscope angle, universal wheel can facilitate the movement of support and ensure the steady of walking basal seat, can shrink after bracing frame uses, it is convenient for carrying, this product structure is simple, easy to operate, it is easy to regulation, save space, it is convenient for carrying, it is suitable for various occasions.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1 electric cylinder, 2 electric pushrods, 3 fix seat, 4 support platforms, 5 slide rails, 6 pulleys, 7 alignment pins, 8 accumulator, 9 poles, 10 linear electric machines, 11 line slideways, 12 walking basal seat, 13 universal wheels, 14 wireless controllers.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
nullProjecting rack is used in a kind of portable International Economics and Trade teaching that this utility model provides as shown in Figure 1,Including support platform 4、Linear electric machine 10 and walking basal seat 12,It is fixedly installed universal wheel 13 bottom described walking basal seat 12,Described walking basal seat 12 is internally provided with accumulator 8,Described walking basal seat 12 is provided with wireless controller 14 on the right side of accumulator 8,Described accumulator 8 is electrically connected with wireless controller 14,Described linear electric machine 10 is electrically connected with wireless controller 14,Both sides, described walking basal seat 12 top are provided with line slideway 11 in the horizontal direction,Described linear electric machine 10 is slidably connected with line slideway 11,Described linear electric machine 10 top is fixed with pole 9,Articulated elements is passed through hinged between described pole 9 and described pole 9,Described pole 9 is provided with alignment pin 7 with described pole 9 portion of interlocking,Described pole 9 top is provided with pulley 6,Described pulley 6 is connected with support platform 4 basal sliding by chute,Described support platform 4 is internally provided with slide rail 5,Described slide rail 5 top slide connects electric cylinder 1,Described electric cylinder 1 is electrically connected with wireless controller 14,Described electric cylinder 1 top is fixedly installed electric pushrod 2,Described electric pushrod 2 is electrically connected with wireless controller 14,Described electric pushrod 2 top is fixed with fixing seat 3 by fixture.
Further, described fixing seat 3 is provided with two groups side by side, and two ends, fixing seat 3 top are provided with nut bore.Fix scialyscope by nut bore, make scialyscope not come off and will not deviation angle.
Further, described pole 9 is at least provided with eight, and every four is one group, and upper and lower two poles 9 are hinged by articulated elements, and two, left and right pole 9 passes crosswise alignment pin 7 and fixes.A Simple raising platform can be formed, realize the lifting of support platform 4.
Further, described universal wheel 13 is provided with elevation and subsidence regulating device and limit fastener.Help to ensure that the steady of travelling platform 12.
These portable International Economics and Trade are imparted knowledge to students with projecting rack, wireless controller 14 is controlled by joystick, control two linear electric machines 10 to move on line slideway 11, support platform 4 oscilaltion is realized by the change of position between pole 9, control electric cylinder 1 and electric pushrod 2 can control the angle of fixing seat 3 to realize the regulation of scialyscope angle, universal wheel 13 can facilitate the movement of support and ensure the steady of walking basal seat 12, can shrink after bracing frame uses, it is convenient for carrying, this product structure is simple, easy to operate, it is easy to regulation, save space, it is convenient for carrying, it is suitable for various occasions.
Last it is noted that the foregoing is only preferred embodiment of the present utility model; it is not limited to this utility model; although this utility model being described in detail with reference to previous embodiment; for a person skilled in the art; technical scheme described in foregoing embodiments still can be modified by it; or wherein portion of techniques feature is carried out equivalent; all within spirit of the present utility model and principle; the any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (4)

  1. null1. projecting rack is used in a portable International Economics and Trade teaching,Including support platform (4)、Linear electric machine (10) and walking basal seat (12),It is characterized in that: described walking basal seat (12) bottom is fixedly installed universal wheel (13),Described walking basal seat (12) is internally provided with accumulator (8),Described walking basal seat (12) is provided with wireless controller (14) on the right side of accumulator (8),Described accumulator (8) is electrically connected with wireless controller (14),Described linear electric machine (10) is electrically connected with wireless controller (14),Described walking basal seat (12) both sides, top are provided with line slideway (11) in the horizontal direction,Described linear electric machine (10) is slidably connected with line slideway (11),Described linear electric machine (10) top is fixed with pole (9),Articulated elements is passed through hinged between described pole (9) and described pole (9),Described pole (9) portion staggered with described pole (9) is provided with alignment pin (7),Described pole (9) top is provided with pulley (6),Described pulley (6) is connected with support platform (4) basal sliding by chute,Described support platform (4) is internally provided with slide rail (5),Described slide rail (5) top slide connects electric cylinder (1),Described electric cylinder (1) is electrically connected with wireless controller (14),Described electric cylinder (1) top is fixedly installed electric pushrod (2),Described electric pushrod (2) is electrically connected with wireless controller (14),Described electric pushrod (2) top is fixed with fixing seat (3) by fixture.
  2. A kind of portable International Economics and Trade the most according to claim 1 are imparted knowledge to students with projecting rack, it is characterised in that: described fixing seat (3) is provided with two groups side by side, and fixing seat (3) two ends, top are provided with nut bore.
  3. A kind of portable International Economics and Trade the most according to claim 1 are imparted knowledge to students with projecting rack, it is characterized in that: described pole (9) is at least provided with eight, and every four be one group, upper and lower two poles (9) are hinged by articulated elements, and two, left and right pole (9) passes crosswise alignment pin (7) and fixes.
  4. A kind of portable International Economics and Trade the most according to claim 1 are imparted knowledge to students with projecting rack, it is characterised in that: described universal wheel is provided with elevation and subsidence regulating device and limit fastener on (13).
CN201620433134.7U 2016-05-16 2016-05-16 Projection frame is used in portable international economics and trade teaching Expired - Fee Related CN205640141U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620433134.7U CN205640141U (en) 2016-05-16 2016-05-16 Projection frame is used in portable international economics and trade teaching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620433134.7U CN205640141U (en) 2016-05-16 2016-05-16 Projection frame is used in portable international economics and trade teaching

Publications (1)

Publication Number Publication Date
CN205640141U true CN205640141U (en) 2016-10-12

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Family Applications (1)

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CN201620433134.7U Expired - Fee Related CN205640141U (en) 2016-05-16 2016-05-16 Projection frame is used in portable international economics and trade teaching

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107270066A (en) * 2017-08-10 2017-10-20 安徽英冉信息咨询有限公司 A kind of apparatus for placing of projecting apparatus
CN108760261A (en) * 2018-05-17 2018-11-06 芜湖撼江智能科技有限公司 A kind of industrial machinery parts detection device
CN109058707A (en) * 2018-09-12 2018-12-21 安徽工业大学 A kind of cad simulated teaching demonstration projection device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107270066A (en) * 2017-08-10 2017-10-20 安徽英冉信息咨询有限公司 A kind of apparatus for placing of projecting apparatus
CN108760261A (en) * 2018-05-17 2018-11-06 芜湖撼江智能科技有限公司 A kind of industrial machinery parts detection device
CN108760261B (en) * 2018-05-17 2020-10-09 张素平 Industrial machine spare part detection device
CN109058707A (en) * 2018-09-12 2018-12-21 安徽工业大学 A kind of cad simulated teaching demonstration projection device

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161012

Termination date: 20170516