CN106194924A - A kind of blackboard for teaching connects fixing device - Google Patents
A kind of blackboard for teaching connects fixing device Download PDFInfo
- Publication number
- CN106194924A CN106194924A CN201610775728.0A CN201610775728A CN106194924A CN 106194924 A CN106194924 A CN 106194924A CN 201610775728 A CN201610775728 A CN 201610775728A CN 106194924 A CN106194924 A CN 106194924A
- Authority
- CN
- China
- Prior art keywords
- deformable
- blackboard
- arm portions
- fixing
- interface unit
- 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.)
- Granted
Links
- 230000005489 elastic deformation Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 11
- 230000033001 locomotion Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 claims description 2
- 230000007547 defect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/0004—Joining sheets, plates or panels in abutting relationship
- F16B5/0008—Joining sheets, plates or panels in abutting relationship by moving the sheets, plates or panels substantially in their own plane, perpendicular to the abutting edge
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
A kind of blackboard for teaching connects fixing device, in order to blackboard (2) is fixed on classroom body of wall (1), including being arranged in described classroom body of wall (1) and inside is provided with the fixing interface unit (3) of hollow reservoir (30), on the rear end face of described blackboard (2), integral type is provided with two deformable arm portions (21) of symmetrical distribution, two described deformable arm portions (21) are in order to be inserted into by elastic deformation in the hollow reservoir (30) of described fixing interface unit (3), described deformable arm portions (21) includes the fixed part (22) being connected with described blackboard (2), the deformable part (23) being connected with described fixed part (22) and the end guide part (24) being connected with described deformable part (23).
Description
Technical field
The present invention relates to blackboard for teaching fixed network, be specially a kind of blackboard for teaching and connect fixing device.
Background technology
Blackboard for teaching is requisite instrument in the middle of teaching, typically can install in each classroom of each school
Having a blackboard, the blackboard of religion indoor location is typically all and is fixed on wall by the securing member such as bolt, screw, and use bolt,
The securing members such as screw are accomplished by offering multiple installing hole on wall, and classroom wall can be caused damage by this, and utilize bolt,
Screw is fixing to be connected it and easily produces the defect such as loosening that gets loose during long-time use, but also needs to process and match
Helicitic texture, therefore easily causes the defect such as damage and the lost of life of structure, when blackboard occurs that damage needs to change, by
In using multiple securing members to install, therefore dismounting is the most cumbersome, installation and the replacing extremely inconvenience to blackboard, installs more
Change efficiency low.
Summary of the invention
It is an object of the invention to provide a kind of blackboard for teaching and connect fixing device, be used for overcoming of the prior art
State defect.
A kind of blackboard for teaching according to the present invention connects fixing device, in order to blackboard is fixed on the body of wall of classroom, and bag
Include and be arranged in the body of wall of described classroom and inside is provided with the fixing interface unit of hollow reservoir, one on the rear end face of described blackboard
Formula is provided with two deformable arm portions of symmetrical distribution, and two described deformable arm portions are in order to by elasticity
Deforming and be inserted in the hollow reservoir of described fixing interface unit, described deformable arm portions includes being connected with described blackboard
Deformable part that the fixed part connect is connected with described fixed part and the end guide part being connected with described deformable part,
Wherein, the lateral surface of described end guide part be plane in order to when being inserted in described hollow reservoir with described fixing adapter
The protrusion hook part at described hollow reservoir peristome that is positioned at of part leans, to cause described elastic deformation, and described can
Deformation arm portions is the lateral surface of rear described end guide part and described fixing interface unit in being inserted into described hollow reservoir
Medial wall abuts；By rear clamping rings and front fixing circle in the sidewall relative with described peristome of described fixing interface unit
Gripping of ring and thrust bearing is installed, described thrust bearing has axially been fixedly mounted rotary screw part, described rotation
The rearward end turning screw rod part drives motor power to couple with the lifting being arranged in the body of wall of described classroom, described front clamping rings
Front end face, be positioned at the right and left of described rotary screw part and be symmetrically arranged with two guiding extension rods extended forward, two to
Being sliding combined with top pressure drive block on the guiding extension rod of front extension, described top pressure drive block is joined with described rotary screw part screw thread
Close, so that described top pressure drive block is driven motion, two ends of described top pressure drive block by described rotary screw part
Be rotatably assorted two driving rolls respectively, and described lifting drives and is fixedly installed an electronic-controlled installation on the shell of motor,
Described electronic-controlled installation drives motor to electrically connect with described lifting, and described electronic-controlled installation is in order to control to adjust described lifting
Drive the rotating speed of motor, consequently facilitating regulate the movement velocity of described top pressure drive block；When described deformable arm portions is inserted
After in described hollow reservoir, when said two driving rolls starts, it is disengaged condition to keep away with described deformable arm portions
Exempt to interfere the elastic deformation of described deformable arm portions；Rotate when described rotary screw part and drive said two driving rolls
When travelling forward, said two driving rolls first engages with the medial surface of described end guide part, then with described deformable part
Engaging, the thickness of described deformable part gradually increases towards described fixed part from the position being connected with described end guide part
Greatly, thus utilize the top pressure effect of said two driving rolls and described deformable part be connected from described end guide part
Position start to occur outwardly plastic deformation, thus produce the described deformable part of outwardly plastic deformation
The hook-shaped inner concave of lateral surface and described protrusion hook part abuts against so that described deformable arm portions and described fixing company
Connecing the fixing connection of device, described hook-shaped inner concave is provided with a touch sensor, described touch sensor drives with described lifting
Galvanic electricity mechatronics, when described deformable part is contacted with described touch sensor by said two driving rolls top pressure, institute
State touch sensor transmission signal and control described lifting drive motor shut down, prevent described lifting drive motor transport always
Turn and make described top pressure drive block travel forward the excess of stroke and collision accident occurs.
Assembly of the invention is elastic owing to utilizing produced by two deformable arm portions being inserted in hollow reservoir
Deform and produce extruding fastening effect, therefore, it is possible to avoid getting loose of deformable arm portions.And without to parts such as blackboards
Structure carry out screw processing, it is to avoid change in structure thus avoid structural damage.And, use deformable linking arm
Portion produces elastic deformation and arranges the parts such as screw-bearing in fixing interface unit, and this is easily replaced peace to the blackboard damaged
Dress, changes installation effectiveness high.And utilize the plastic deformation of screw drive generation deformable part can make to deform slowly generation also
And be easy to provide deformation pressure on top surface, the deformation pressure on top surface that screw drive produces is more stable.Whole apparatus structure is simple, and safety can
Leaning on, stable, service life is long, efficiently solves problem of the prior art.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the blackboard for teaching connection fixing device of the present invention, wherein deformable linking arm
Not yet there is plastic deformation in portion.
Fig. 2 is the inside enlarged diagram of right half part in Fig. 1.
Detailed description of the invention
Below in conjunction with Fig. 1-2, the present invention is described in detail.
A kind of according to an embodiment of the invention blackboard for teaching connects fixing device, in order to blackboard 2 is fixed on classroom
On body of wall 1, including being arranged in described classroom body of wall 1 and inside is provided with the fixing interface unit 3 of hollow reservoir 30, described blackboard
On the rear end face of 2, integral type is provided with two deformable arm portions 21 of symmetrical distribution, and two described deformables are even
Connecing arm 21 in order to be inserted into by elastic deformation in the hollow reservoir 30 of described fixing interface unit 3, described deformable is even
Connect deformable part 23 that arm 21 includes that the fixed part 22 being connected with described blackboard 2 is connected with described fixed part 22 and
The end guide part 24 being connected with described deformable part 23, wherein, the lateral surface of described end guide part 24 be plane in order to
When being inserted in described hollow reservoir 30 with described fixing interface unit 3 be positioned at described hollow reservoir 30 peristome convex
Go out hook part 39 to lean, to cause described elastic deformation, and be inserted into described hollow appearance in described deformable arm portions 21
After in chamber 30, the lateral surface of described end guide part 24 abuts with the medial wall of described fixing interface unit 3；Described fixing connection
The sidewall relative with described peristome of device 3 is installed by rear clamping rings 43 and gripping of front clamping rings 44
There is thrust bearing 42, described thrust bearing 42 has axially been fixedly mounted rotary screw part 4, after described rotary screw part 4
End drives motor 41 power to couple with the lifting that is arranged in described classroom body of wall 1, the front end face of described front clamping rings 44,
The right and left being positioned at described rotary screw part 4 is symmetrically arranged with two guiding extension rods 45 extended forward, and two are prolonged forward
Top pressure drive block 52, described top pressure drive block 52 and described rotary screw part 4 spiral shell it is sliding combined with on the guiding extension rod 45 stretched
Stricture of vagina coordinates, so that described top pressure drive block 52 is driven motion, the two of described top pressure drive block 52 by described rotary screw part 4
Individual end has been rotatably assorted two driving rolls 51 respectively, and described lifting drives and is fixedly installed an electricity on the shell of motor 41
Son controls device 414, and described electronic-controlled installation 414 drives motor 41 to electrically connect with described lifting, described electronic-controlled installation
414 in order to control to adjust the rotating speed of described lifting driving motor 41, consequently facilitating regulate the motion speed of described top pressure drive block 52
Degree；After described deformable arm portions 21 is inserted in described hollow reservoir 30, when said two driving rolls 51 starts with
Described deformable arm portions 21 is disengaged condition to avoid interference with the elastic deformation of described deformable arm portions 21；Work as institute
State rotary screw part 4 when rotating and drive said two driving rolls 51 to travel forward, said two driving rolls 51 elder generation and institute
State end guide part 24 medial surface engage, then engage with described deformable part 23, the thickness of described deformable part 23 from
The position that described end guide part 24 is connected is gradually increased towards described fixed part 22, thus utilizes said two to drive rolling
Wheel 51 top pressure effect and make described deformable part 23 start from the position being connected with described end guide part 24 generation to
The plastic deformation of outer protrusion, thus produces the lateral surface of the described deformable part 23 of outwardly plastic deformation and described protrusion
The hook-shaped inner concave 34 of hook part 39 abuts against so that described deformable arm portions 21 is fixed with described fixing interface unit 3
Connecting, described hook-shaped inner concave 34 is provided with a touch sensor 341, described touch sensor 341 drives with described lifting
Motor 41 electrically connects, and is pushed up pressure when described deformable part 23 by said two driving rolls 51 and connects with described touch sensor 341
Touch time, described touch sensor 341 transmit signal and control described lifting drive motor 41 shut down, prevent described lifting from driving
Galvanic electricity machine 41 operates always and makes described top pressure drive block 52 travel forward the excess of stroke and collision accident occur.
Valuably or exemplarily, wherein, the front end face of described fixing interface unit 3 and described classroom body of wall 1 are same
In plane, when described deformable arm portions 21 is fixing with described fixing interface unit 3 be connected time, the rear end face of described blackboard 2
Also abut with described classroom body of wall 1 thus formed fixing with described classroom body of wall 1.
Valuably or exemplarily, wherein, roller guiding circular arc face at the medial surface of described end guide part 24, it is provided with
25 in order to guide said two driving rolls 51 and described end guide part 24 when said two driving rolls 51 travels forward
Medial surface engage.
Assembly of the invention is elastic owing to utilizing produced by two deformable arm portions being inserted in hollow reservoir
Deform and produce extruding fastening effect, therefore, it is possible to avoid getting loose of deformable arm portions.And without to parts such as blackboards
Structure carry out screw processing, it is to avoid change in structure thus avoid structural damage.And, use deformable linking arm
Portion produces elastic deformation and arranges the parts such as screw-bearing in fixing interface unit, and this is easily replaced peace to the blackboard damaged
Dress, changes installation effectiveness high.And utilize the plastic deformation of screw drive generation deformable part can make to deform slowly generation also
And be easy to provide deformation pressure on top surface, the deformation pressure on top surface that screw drive produces is more stable.Whole apparatus structure is simple, and safety can
Leaning on, stable, service life is long, efficiently solves problem of the prior art.
Those skilled in the art can be clear and definite, without departing from the overall spirit of the present invention and design when, and can
To make the various modification for above example.Within it each falls within protection scope of the present invention.The protection scheme of the present invention
It is as the criterion with claims appended hereto.
Claims (3)
1. blackboard for teaching connects a fixing device, in order to be fixed on classroom body of wall (1) by blackboard (2), it is characterised in that:
Including being arranged in described classroom body of wall (1) and inside is provided with the fixing interface unit (3) of hollow reservoir (30), described blackboard
(2) on rear end face, integral type is provided with two deformable arm portions (21) of symmetrical distribution, and two described variable
Shape arm portions (21) is interior in order to the hollow reservoir (30) being inserted into described fixing interface unit (3) by elastic deformation, institute
State deformable arm portions (21) and include that the fixed part (22) being connected with described blackboard (2) is connected with described fixed part (22)
The deformable part (23) connect and the end guide part (24) being connected with described deformable part (23), wherein, described end is led
To the lateral surface of portion (24) be plane in order to when being inserted in described hollow reservoir (30) with described fixing interface unit (3)
It is positioned at the protrusion hook part (39) at described hollow reservoir (30) peristome to lean, to cause described elastic deformation, and in institute
State lateral surface and the institute of rear described end guide part (24) in deformable arm portions (21) is inserted into described hollow reservoir (30)
The medial wall stating fixing interface unit (3) abuts；The sidewall relative with described peristome of described fixing interface unit (3) leads to
Later the gripping and be provided with thrust bearing (42) of clamping rings (43) and front clamping rings (44), described thrust bearing
(42) be axially fixedly mounted rotary screw part (4) in, the rearward end of described rotary screw part (4) be arranged on described classroom
Lifting in body of wall (1) drives motor (41) power to couple, and the front end face of described front clamping rings (44), is positioned at described rotation spiral shell
The right and left of rod member (4) is symmetrically arranged with two guiding extension rods (45) extended forward, and two guiding extended forward are prolonged
Top pressure drive block (52), described top pressure drive block (52) and described rotary screw part (4) screw thread it is sliding combined with on boom (45)
Coordinate, so that described top pressure drive block (52) is driven motion, described top pressure drive block (52) by described rotary screw part (4)
Two ends be rotatably assorted respectively two driving rolls (51), described lifting drives fixing on the shell of motor (41) setting
Being equipped with an electronic-controlled installation (414), described electronic-controlled installation (414) drives motor (41) to electrically connect with described lifting, institute
State electronic-controlled installation (414) and drive the rotating speed of motor (41) in order to control to adjust described lifting, consequently facilitating regulate described top
The movement velocity of pressure drive block (52)；After described deformable arm portions (21) is inserted in described hollow reservoir (30), institute
State be with described deformable arm portions (21) when two driving rolls (51) start disengaged condition with avoid interference with described can
The elastic deformation of deformation arm portions (21)；Rotate when described rotary screw part (4) and drive said two driving rolls (51)
When travelling forward, said two driving rolls (51) first engages, then with described with the medial surface of described end guide part (24)
Deformable part (23) engage, the thickness of described deformable part (23) from the position being connected with described end guide part (24) towards
Described fixed part (22) and be gradually increased, thus utilize the top pressure effect of said two driving rolls (51) and make described variable
Shape portion (23) starts outwardly plastic deformation from the position being connected with described end guide part (24), thus produces
The lateral surface of the described deformable part (23) of outwardly plastic deformation and the hook-shaped inner concave of described protrusion hook part (39)
(34) abut against so that described deformable arm portions (21) and described fixing interface unit (3) are fixing is connected, described hook
Being provided with a touch sensor (341) on shape inner concave (34), described touch sensor (341) drives motor with described lifting
(41) electrical connection, when described deformable part (23) by said two driving rolls (51) top pressure and with described touch sensor
(341), during contact, described touch sensor (341) transmission signal also controls described lifting and drives motor (41) to shut down, anti-
Only the most described lifting drives motor (41) operate to make described top press drive block (52) to travel forward the excess of stroke and collision thing occur always
Therefore.
2. a kind of blackboard for teaching as claimed in claim 1 connects fixing device, it is characterised in that: described fixing interface unit
(3) front end face and described classroom body of wall (1) at grade, when described deformable arm portions (21) and described fixing company
When connecing that device (3) is fixing to be connected, the rear end face of described blackboard (2) also abut with described classroom body of wall (1) thus with described classroom
Body of wall (1) is formed fixing.
3. a kind of blackboard for teaching as claimed in claim 1 connects fixing device, it is characterised in that: described end guide part
(24) roller guiding circular arc face (25) it is provided with at medial surface in order to draw when said two driving rolls (51) travels forward
Lead said two driving rolls (51) to engage with the medial surface of described end guide part (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610775728.0A CN106194924B (en) | 2016-08-31 | 2016-08-31 | A kind of blackboard for teaching connects fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610775728.0A CN106194924B (en) | 2016-08-31 | 2016-08-31 | A kind of blackboard for teaching connects fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106194924A true CN106194924A (en) | 2016-12-07 |
| CN106194924B CN106194924B (en) | 2018-06-26 |
Family
ID=58089810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610775728.0A Active CN106194924B (en) | 2016-08-31 | 2016-08-31 | A kind of blackboard for teaching connects fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106194924B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730505A (en) * | 2016-12-09 | 2017-05-31 | 广州迪然安全检测技术有限公司 | A kind of storing fire extinguisher fixed mount |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924118Y (en) * | 2006-06-07 | 2007-07-18 | 徐友法 | Connection device for moveable jointing of two objects together |
| CN201368089Y (en) * | 2009-02-13 | 2009-12-23 | 台湾扣具工业股份有限公司 | Press buckle |
| CN104214174A (en) * | 2014-08-26 | 2014-12-17 | 深圳市创显光电有限公司 | Rotary latching structure and display screen formed by same |
| US20150131211A1 (en) * | 2013-11-12 | 2015-05-14 | Delta Electronics, Inc. | Fixing device of electronic element |
| CN204419773U (en) * | 2014-12-19 | 2015-06-24 | 恒昌行精密工业有限公司 | Revolving fixing device |
| CN204755485U (en) * | 2015-06-24 | 2015-11-11 | 吴丽芬 | Elastomeric composition spare |
| CN105715636A (en) * | 2013-04-27 | 2016-06-29 | 周挺娜 | Novel connecting piece with sealing gasket for numerical control machine tool |
-
2016
- 2016-08-31 CN CN201610775728.0A patent/CN106194924B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924118Y (en) * | 2006-06-07 | 2007-07-18 | 徐友法 | Connection device for moveable jointing of two objects together |
| CN201368089Y (en) * | 2009-02-13 | 2009-12-23 | 台湾扣具工业股份有限公司 | Press buckle |
| CN105715636A (en) * | 2013-04-27 | 2016-06-29 | 周挺娜 | Novel connecting piece with sealing gasket for numerical control machine tool |
| US20150131211A1 (en) * | 2013-11-12 | 2015-05-14 | Delta Electronics, Inc. | Fixing device of electronic element |
| CN104214174A (en) * | 2014-08-26 | 2014-12-17 | 深圳市创显光电有限公司 | Rotary latching structure and display screen formed by same |
| CN204419773U (en) * | 2014-12-19 | 2015-06-24 | 恒昌行精密工业有限公司 | Revolving fixing device |
| CN204755485U (en) * | 2015-06-24 | 2015-11-11 | 吴丽芬 | Elastomeric composition spare |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730505A (en) * | 2016-12-09 | 2017-05-31 | 广州迪然安全检测技术有限公司 | A kind of storing fire extinguisher fixed mount |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106194924B (en) | 2018-06-26 |
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