CN109256014A - A kind of portable construction engineering cost teaching demonstration device - Google Patents
A kind of portable construction engineering cost teaching demonstration device Download PDFInfo
- Publication number
- CN109256014A CN109256014A CN201811320236.8A CN201811320236A CN109256014A CN 109256014 A CN109256014 A CN 109256014A CN 201811320236 A CN201811320236 A CN 201811320236A CN 109256014 A CN109256014 A CN 109256014A
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- Prior art keywords
- fixedly connected
- plate
- engineering cost
- construction engineering
- demonstration device
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- 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.)
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 244000309464 bull Species 0.000 claims abstract description 15
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000008450 motivation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
- A47B97/08—Easels or stands for blackboards or the like foldable
Landscapes
- Business, Economics & Management (AREA)
- Engineering & Computer Science (AREA)
- Entrepreneurship & Innovation (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Toys (AREA)
Abstract
The present invention relates to technical field of buildings, especially a kind of portable construction engineering cost teaching demonstration device, including middle plate, second bearing is fixedly connected on the inner wall of the through slot two sides, the interior axial plane of two second bearings is connected with shaft, turntable is fixedly connected in the shaft, support column is hinged on the turntable, the upper end of support column is fixedly connected with the first sliding block, top plate lower end medium position is fixedly connected with the first sliding rail, described shaft one end is equipped with fixed mechanism, top plate upper center position is equipped with first bearing, the interior axial plane of the first bearing is connected with bull stick, the placement plate upper end is fixedly connected with demonstration board, fixed link is hinged on the bull stick, support rib is fixedly connected on the top plate, and support rib is rounded, described fixed link one end is abutted against with support rib, the lower end of the middle plate Equipped with supporting mechanism.The present invention has that apparatus for demonstrating is adjusted, and is conducive to the effect of enhancing teaching.
Description
Technical field
The present invention relates to technical field of buildings more particularly to a kind of portable construction engineering cost teaching demonstration devices.
Background technique
The straight meaning of project cost is exactly the construction price of engineering.The three elements of engineering valuation: amount, is taken valence.Broadly engineering
Cost covers construction engineering cost (Civil Specialities and installation profession), and highway engineering cost, marine traffic engineering cost, railway engineering are made
Valence, total construction cost of water project, Cost for Electric Power Engineering, communication engineering cost, Aerospace Engineering cost etc..Project cost refers to progress
The full payment that a certain engineering construction is spent, core content are that investment estimate, estimation per design, amendment budgetary estimate, construction drawing are pre-
Calculation, Engineering Settlement, budget needed for the completion of projects etc..The main task of project cost: it according to drawing, quota and bill code, calculates
Flat cost included in engineering (artificial, material and equipment, construction equipment use), enterprise administration expense, measure expense, set-fee, benefit
Profit and tax etc..
There are two types of meanings for project cost.The first meaning: project cost refers to one engineering anticipated expenditure of construction or reality
The complete equipment investment cost of spending.Namely an engineering forms corresponding fixed assets, intangible asset by construction
The required summation with nonrecurring charge.This, which is meant that from investor-owner angle, defines.
It when project cost is demonstrated, needs to use instructional device, be demonstrated, existing apparatus for demonstrating will affect
The effect of teaching is not easy to carry out height and be adjusted, complicated for operation although some apparatus for demonstrating can be adjusted,
So it is proposed that a kind of portable construction engineering cost teaching demonstration device.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of portable architectural engineering proposed
Cost teaching demonstration device.
To achieve the goals above, present invention employs following technical solutions:
A kind of portable construction engineering cost teaching demonstration device, including middle plate are designed, the middle plate medium position offers logical
Slot is fixedly connected to second bearing on the inner wall of the through slot two sides, and the interior axial plane of two second bearings is connected with shaft,
It is fixedly connected with turntable in the shaft, support column is hinged on the turntable, the upper end of support column is fixedly connected with first
Sliding block, the middle plate upper end two sides are equipped with top plate by position-limit mechanism, and top plate lower end medium position is fixedly connected with first
Sliding rail, first sliding block are slidably arranged on the first sliding rail, and described shaft one end is equipped with fixed mechanism, in the top plate upper end
Position has installed first bearing, and the interior axial plane of the first bearing is connected with bull stick, and the bull stick upper end is fixedly connected with placement
Plate, the placement plate upper end are fixedly connected with demonstration board, and fixed link is hinged on the bull stick, is fixedly connected on the top plate
Support rib, and support rib is rounded, described fixed link one end is abutted against with support rib, and the lower end of the middle plate is equipped with support machine
Structure.
Preferably, the position-limit mechanism includes the second sliding rail being fixedly connected with both ends on the downside of top plate, is cut with scissors on the middle plate
It is connected to hinge bar, the hinge bar upper end is hinged with the second sliding block, and second sliding block is slidably arranged on the second sliding rail.
Preferably, the fixed mechanism includes the fixing sleeve that middle plate is fixedly connected, and the fixing sleeve threaded upper ends are connected with
Bolt, the bolt thread are abutted against through fixing sleeve with shaft, and described shaft one end is fixedly connected with crank.
Preferably, the fixed link includes the sleeve being hinged with bull stick, is fixedly connected with spring on the sleeve lining,
The spring other end is fixedly connected with movable block, and the movable block is slidably arranged in sleeve, and the movable block other side is solid
Surely it is connected with abutting bar, the abutting bar other end is abutted against with support rib.
Preferably, handle is fixedly connected on the sleeve.
Preferably, the supporting mechanism includes the placement cabinet being fixedly connected with middle plate lower end two sides, and two placements
Gap is provided between cabinet, the placement cabinet lower end is fixedly connected with bottom plate, and the bottom plate lower end is equipped with mobile mechanism.
Preferably, the mobile mechanism includes the column being fixedly connected with bottom plate lower end surrounding, and the column lower end passes through
Pin rolling is connected with idler wheel.
Preferably, the demonstration board side is fixedly connected with mounting rod, the mounting rod other end and the fixed company of placement plate
It connects.
A kind of portable construction engineering cost teaching demonstration device proposed by the present invention, beneficial effect are: convenient for drilling
Showing device carries out height and angle is adjusted, and is conducive to the effect of demonstration, and the design of position-limit mechanism carries out height to demonstration board
When adjusting, stability is enhanced, the design of fixed mechanism plays fixed effect after good to height adjustment, mobile mechanism
Design, is moved, the design of fixed link and support rib convenient for pushing meanss, after the completion of demonstration board carries out angular adjustment, just
In limit is fixed to demonstration board.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of portable construction engineering cost teaching demonstration device proposed by the present invention；
Fig. 2 is a kind of top view of portable construction engineering cost teaching demonstration device proposed by the present invention；
Fig. 3 is a kind of side view of portable construction engineering cost teaching demonstration device proposed by the present invention；
Fig. 4 is a kind of enlarged drawing of portable construction engineering cost teaching demonstration device part A proposed by the present invention.
In figure: first bearing 1, support rib 2, the first sliding rail 3, the second sliding block 4, hinge bar 5, shaft 6, turntable 7, through slot 8,
Placement cabinet 9, bottom plate 10, idler wheel 11, column 12, fixed link 13, middle plate 14, support column 15, the second sliding rail 16, top plate 17, first
Sliding block 18, placement plate 20, crank 21, demonstration board 22, spring 23, sleeve 24, movable block 25, handle 26, abuts bar at bull stick 19
27, mounting rod 28, second bearing 29, fixing sleeve 30, bolt 31.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-4, a kind of portable construction engineering cost teaching demonstration device, including middle plate 14, position in middle plate 14
It sets and offers through slot 8, second bearing 29 is fixedly connected on 8 two sides inner wall of through slot, the interior axial plane of two second bearings 29 connects
It is connected to shaft 6, turntable 7 is fixedly connected in shaft 6, support column 15 is hinged on turntable 7,15 upper end of support column is fixedly connected with
First sliding block 18, middle 14 upper end two sides of plate are equipped with top plate 17 by position-limit mechanism, and position-limit mechanism includes and 17 downside both ends of top plate
The second sliding rail 16 being fixedly connected is hinged with hinge bar 5 on middle plate 14, and 5 upper end of hinge bar is hinged with the second sliding block 4, and second is sliding
Block 4 is slidably arranged on the second sliding rail 16, and 17 lower end medium position of top plate is fixedly connected with the first sliding rail 3, and the first sliding block 18 is sliding
Dynamic to be arranged on the first sliding rail 3,6 one end of shaft is equipped with fixed mechanism, by rotating shaft 6, turntable 7 is driven to be rotated, from
And support column 15 is driven to be rotated, it is sliding on the first sliding rail 3 to will drive the first sliding block 18 when being rotated for support column 15
It is dynamic, it will it drives top plate 17 to be gone up and down, so that demonstration board 22 be driven to be gone up and down, the height of demonstration board 22 is adjusted,
When top plate 17 is gone up and down, the tilt angle that will drive hinge bar 5 changes, and drives the second sliding block 4 in the second sliding rail 16
Upper movement enhances the stationarity of top plate 17 when moving to play the role of support limit to top plate 17.
Fixed mechanism includes the fixing sleeve 30 that middle plate 14 is fixedly connected, and 30 threaded upper ends of fixing sleeve are connected with bolt 31, spiral shell
31 screw thread of bolt is abutted against through fixing sleeve 30 with shaft 6, and 6 one end of shaft is fixedly connected with crank 21, and crank 21 is equipped with anti-skidding
Line drives shaft 6 to be rotated by shaking crank 21, so that turntable 7 be driven to be rotated, after the completion of height adjustment, leads to
It crosses and tightens bolt 31, bolt 31 is fixed to shaft 6, prevent shaft 6 from rotating.
17 upper center position of top plate is equipped with first bearing 1, and the interior axial plane of first bearing 1 is connected with bull stick 19, bull stick 19
Upper end is fixedly connected with placement plate 20, and 20 upper end of placement plate is fixedly connected with demonstration board 22, and 22 side of demonstration board is fixedly connected with
Mounting rod 28,28 other end of mounting rod are fixedly connected with placement plate 20, by rotating demonstration board 22, drive bull stick 19 in first axle
It holds in 1 and is rotated, convenient for carrying out the content on demonstration board 22, carry out different direction and be shown, convenient for being located at difference
The people in corner carries out the content on demonstration board 22 to check study.
It is hinged with fixed link 13 on bull stick 19, support rib 2 is fixedly connected on top plate 17, and support rib 2 is rounded, it is fixed
13 one end of bar is abutted against with support rib 2, and fixed link 13 includes the sleeve 24 being hinged with bull stick 19, fixed company on 24 inner wall of sleeve
It is connected to spring 23, and spring 23 is in compressive state, 23 other end of spring is fixedly connected with movable block 25, and the sliding of movable block 25 is set
It sets in sleeve 24,25 other side of movable block, which is fixedly connected with, abuts bar 27, and it abuts 27 other end of bar and is abutted against with support rib 2,
Handle 26 is fixedly connected on sleeve 24, when needing to be write on demonstration board 22, by the elastic force of spring 23, to abutting
Bar 27 forms thrust, is connected to abutting bar 27 on support rib 2, prevents the demonstration board 22 when writing from rotating, influences to write
Effect by pull handle 26, release limit of the fixed link 13 to bull stick 19 when needing to rotate demonstration board 22,
Teaching is carried out in rotation demonstration board 22 to give lessons.
The lower end of middle plate 14 is equipped with supporting mechanism, and supporting mechanism includes the placement cabinet being fixedly connected with middle 14 lower end two sides of plate
9, and gap is provided between two placement cabinets 9,9 lower end of placement cabinet is fixedly connected with bottom plate 10, and 10 lower end of bottom plate is equipped with movement
Mechanism, the design of placement cabinet 9 increase the storing ability of device convenient for storing to resources material.
Mobile mechanism includes the column 12 being fixedly connected with 10 lower end surrounding of bottom plate, and 12 lower end of column is connected by pin rolling
It is connected to idler wheel 11, the design of mobile mechanism is moved convenient for pushing meanss.
When in use, shaft 6 is driven to be rotated by shaking crank 21, to drive turntable 7 to be rotated, thus band
Dynamic support column 15 is rotated, and support column 15 will drive the first sliding block 18 and slide on the first sliding rail 3 when being rotated, will
It will drive top plate 17 to be gone up and down, to drive demonstration board 22 to be gone up and down, after the completion of height adjustment, by tightening bolt
31, shaft 6 is fixed, when needing to rotate demonstration board 22, by pull handle 26, releases fixed link 13 to turning
The limit of bar 19, then demonstration board 22 is rotated.
In the present invention unless specifically defined or limited otherwise, term " being equipped with ", " installation ", " connected ", " connection ",
Terms such as " fixations " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be with
It is mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside a element.For the ordinary skill in the art, Ke Yigen
The concrete meaning of above-mentioned term in the present invention is understood according to concrete condition, described above, the only present invention preferably specific implementation
Mode, but scope of protection of the present invention is not limited thereto, anyone skilled in the art the invention discloses
Technical scope in, be subject to equivalent substitution or change according to the technical scheme of the invention and its inventive conception, should all cover this
Within the protection scope of invention.
Claims (8)
1. a kind of portable construction engineering cost teaching demonstration device, including middle plate (14), middle plate (14) medium position is opened
Equipped with through slot (8), it is fixedly connected to second bearing (29) on the inner wall of through slot (8) two sides, two second bearings
(29) interior axial plane is connected with shaft (6), which is characterized in that is fixedly connected with turntable (7), the turntable on the shaft (6)
(7) it is hinged on support column (15), support column (15) upper end is fixedly connected with the first sliding block (18), on the middle plate (14)
Two sides are held to be equipped with top plate (17) by position-limit mechanism, top plate (17) lower end medium position is fixedly connected with the first sliding rail (3),
First sliding block (18) is slidably arranged on the first sliding rail (3), and described shaft (6) one end is equipped with fixed mechanism, the top plate
(17) upper center position is equipped with first bearing (1), and the interior axial plane of the first bearing (1) is connected with bull stick (19), and described turn
Bar (19) upper end is fixedly connected with placement plate (20), and placement plate (20) upper end is fixedly connected with demonstration board (22), and described turn
It is hinged with fixed link (13), is fixedly connected with support rib (2) on the top plate (17), and support rib (2) is rounded on bar (19),
Described fixed link (13) one end is abutted against with support rib (2), and the lower end of the middle plate (14) is equipped with supporting mechanism.
2. a kind of portable construction engineering cost teaching demonstration device according to claim 1, which is characterized in that the limit
Position mechanism includes the second sliding rail (16) being fixedly connected with both ends on the downside of top plate (17), is hinged with hinge bar on the middle plate (14)
(5), hinge bar (5) upper end is hinged with the second sliding block (4), and second sliding block (4) is slidably arranged in the second sliding rail (16)
On.
3. a kind of portable construction engineering cost teaching demonstration device according to claim 1, which is characterized in that described solid
Determining mechanism includes the fixing sleeve (30) that middle plate (14) is fixedly connected, and fixing sleeve (30) threaded upper ends are connected with bolt (31),
Bolt (31) screw thread is abutted against through fixing sleeve (30) with shaft (6), and described shaft (6) one end is fixedly connected with crank
(21).
4. a kind of portable construction engineering cost teaching demonstration device according to claim 1, which is characterized in that described solid
Fixed pole (13) includes the sleeve (24) being hinged with bull stick (19), is fixedly connected with spring (23) on sleeve (24) inner wall,
Spring (23) other end is fixedly connected with movable block (25), and the movable block (25) is slidably arranged in sleeve (24), institute
It states movable block (25) other side and is fixedly connected with abutting bar (27), abutting bar (27) other end is abutted against with support rib (2).
5. a kind of portable construction engineering cost teaching demonstration device according to claim 4, which is characterized in that the set
Handle (26) are fixedly connected on cylinder (24).
6. a kind of portable construction engineering cost teaching demonstration device according to claim 1, which is characterized in that the branch
Support mechanism includes the placement cabinet (9) being fixedly connected with middle plate (14) lower end two sides, and is provided between two placement cabinets (9)
Gap, placement cabinet (9) lower end are fixedly connected with bottom plate (10), and bottom plate (10) lower end is equipped with mobile mechanism.
7. a kind of portable construction engineering cost teaching demonstration device according to claim 6, which is characterized in that the shifting
Motivation structure includes the column (12) being fixedly connected with bottom plate (10) lower end surrounding, and column (12) lower end is connected by pin rolling
It is connected to idler wheel (11).
8. a kind of portable construction engineering cost teaching demonstration device according to claim 1, which is characterized in that described to drill
Show that plate (22) side is fixedly connected with mounting rod (28), mounting rod (28) other end is fixedly connected with placement plate (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811320236.8A CN109256014A (en) | 2018-11-07 | 2018-11-07 | A kind of portable construction engineering cost teaching demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811320236.8A CN109256014A (en) | 2018-11-07 | 2018-11-07 | A kind of portable construction engineering cost teaching demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109256014A true CN109256014A (en) | 2019-01-22 |
Family
ID=65043954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811320236.8A Pending CN109256014A (en) | 2018-11-07 | 2018-11-07 | A kind of portable construction engineering cost teaching demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109256014A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140319796A1 (en) * | 2013-04-29 | 2014-10-30 | Gulshan Prem Choppla | Student, teacher, administrative and research coordinating helper |
| CN107701750A (en) * | 2017-10-20 | 2018-02-16 | 约翰斯顿流体科技（无锡）有限公司 | A kind of control water valve being conveniently replaceable |
| CN207115782U (en) * | 2017-04-17 | 2018-03-16 | 榆林学院 | A kind of construction engineering cost teaching demonstration device |
| CN207492343U (en) * | 2017-04-28 | 2018-06-15 | 重庆三峡学院 | A kind of teaching of ideology and politics is with explaining and publicising platform |
| CN207555116U (en) * | 2017-11-14 | 2018-06-29 | 吴婷 | A kind of camera used for computer |
| CN108293381A (en) * | 2018-01-09 | 2018-07-20 | 张大华 | A kind of agricultural planting soil squash type fertilizing equipment |
| CN207993289U (en) * | 2018-01-05 | 2018-10-19 | 天津简彩信息科技有限公司 | A kind of electronic information teaching Display Rack |
-
2018
- 2018-11-07 CN CN201811320236.8A patent/CN109256014A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140319796A1 (en) * | 2013-04-29 | 2014-10-30 | Gulshan Prem Choppla | Student, teacher, administrative and research coordinating helper |
| CN207115782U (en) * | 2017-04-17 | 2018-03-16 | 榆林学院 | A kind of construction engineering cost teaching demonstration device |
| CN207492343U (en) * | 2017-04-28 | 2018-06-15 | 重庆三峡学院 | A kind of teaching of ideology and politics is with explaining and publicising platform |
| CN107701750A (en) * | 2017-10-20 | 2018-02-16 | 约翰斯顿流体科技（无锡）有限公司 | A kind of control water valve being conveniently replaceable |
| CN207555116U (en) * | 2017-11-14 | 2018-06-29 | 吴婷 | A kind of camera used for computer |
| CN207993289U (en) * | 2018-01-05 | 2018-10-19 | 天津简彩信息科技有限公司 | A kind of electronic information teaching Display Rack |
| CN108293381A (en) * | 2018-01-09 | 2018-07-20 | 张大华 | A kind of agricultural planting soil squash type fertilizing equipment |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190122 |