CN206931244U - A kind of new Chinese literature control explanation plate - Google Patents
A kind of new Chinese literature control explanation plate Download PDFInfo
- Publication number
- CN206931244U CN206931244U CN201720308704.4U CN201720308704U CN206931244U CN 206931244 U CN206931244 U CN 206931244U CN 201720308704 U CN201720308704 U CN 201720308704U CN 206931244 U CN206931244 U CN 206931244U
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- CN
- China
- Prior art keywords
- bar
- barrel support
- connecting rod
- main body
- arc groove
- Prior art date
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Abstract
The utility model provides a kind of new Chinese literature control explanation plate, and it solves the problems, such as existing explanation harden structure complexity.This new Chinese literature control explanation plate includes plate-like body and the barrel support on the downside of main body, is provided with connecting rod vertically in barrel support, connecting rod upper end is fixed with main body, and connecting rod lower end is connected by bearing with barrel support；Barrel support madial wall is provided with the arc groove that radian is 180 degree, has plush copper in connecting rod side wall, plush copper is located in arc groove and plush copper can offset with arc groove both ends of the surface respectively when connecting rod rotates；Barrel support side wall, which runs through, offers screwed hole, screw rod is bolted with screwed hole, screwed hole is stretched out at both ends inside and outside screw rod, and connecting rod side wall is provided with jack, jack has two and is evenly distributed, and bolt the inner can be inserted respectively into two jacks when plush copper and arc groove both ends of the surface offset.This explanation plate has the advantages of simple in construction.
Description
Technical field
A kind of teaching equipment is the utility model is related to, particularly a kind of new Chinese literature control explanation plate.
Background technology
In Chinese language teaching process, two be present：1st, student classroom knowledge adhesive effect is bad；2nd, Jiao Shixu
A large amount of writings on the blackboard are wanted to occupy the classroom instruction time, classroom efficiency is low.
For it is above-mentioned the problem of, people and give solution, a kind of new Chinese as disclosed in Chinese patent storehouse
Say literary education control explanation plate【Application number：201620078412.1；Authorization Notice No.：CN 205388836 U】Including teaching
Plate main body, firm banking, support column, tumbler, the support column connect board of education main body, the rotation by tumbler
Device includes rotating disc, turning set, fixed seat, and the board of education bottom part body has installation fixing groove, the installation fixing groove
Mounting-fixing base is connected, the mounting-fixing base diameter is less than installation fixing groove diameter, and the mounting-fixing base is fixed in installation
Rotated in groove, the mounting-fixing base bottom has a fix bar link slot, the fix bar link slot section be it is square, it is described solid
Fixed pole link slot is connected bar, has rotating disc link slot on the outside of the installation fixing groove, the rotating disc link slot connects
Rotating disc, the rotating disc middle part have rotation hole, and the rotation hole top connects rolling bearing, and the rotation hole bottom has
Limitation is raised.
Above-mentioned explanation plate is by setting rotatable board of education main body, to realize two-sided contrast teaching, so as to well
Solve the problems, such as above-mentioned.But still there is problems with the explanation plate：1st, board of education main body rotational structure is complex；2nd, do not have
There is the structure for being provided for positioning teaching plate main body, cause board of education main body easily stress to rotate, influence Product Experience.
Utility model content
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that a kind of new Chinese literature
Control explanation plate, the technical problem of solution is how to simplify structure.
The purpose of this utility model can be realized by following technical proposal：A kind of new Chinese literature control explanation
Plate, including plate-like main body and the barrel support on the downside of main body, described main body are vertically set, and its feature exists
In, barrel support in barrel-shaped and its bung towards above-mentioned main body, the vertical connection being provided with round bar shape in described barrel support
Bar, upper end and the main body of connecting rod are fixed, and the lower end of connecting rod is connected by bearing with barrel support enables the connecting rod around branch
Support the center axis thereof of bucket；The madial wall of described barrel support is provided with the arc groove that radian is 180 degree, described connecting rod
Side wall on there is plush copper, plush copper is located at the both ends of the surface that in arc groove and plush copper can respectively with arc groove when connecting rod rotates
Offset；The side wall of described barrel support through screwed hole is offered, is bolted with screw rod, and screw rod in the horizontal direction in the screwed hole
Inside and outside both ends stretch out screwed hole, the side wall of described connecting rod is provided with jack, and jack has two and is evenly distributed, institute
The inner for the bolt stated can be inserted respectively into two jacks when the both ends of the surface of plush copper and arc groove offset.
In actual product, the content of courses is recorded in main body front, and control content is recorded at its back side.
In use, main body, just facing to student, now one of end face of plush copper and arc groove offsets, then inward turning spiral shell
Bar makes corresponding to its inner insertion in jack with by agent localization；After positive content is read, first outward turning screw rod disengages it from
Jack, then body rotation 180 degree make its back side now, another end face of plush copper and arc groove offset, separately towards student
One jack and screw rod face, main body can be repositioned by then screwing in screw rod again.
Two-sided contrast teaching can be realized by rotating main body, so not only increases the classroom of Chinese Linguistics ＆ Literature student
Assimilation effect, and the writing on the blackboard of teacher is also reduced, improve classroom efficiency.
Barrel support plays simultaneously to carry out axial limiting to connecting rod, screw rod is supported and limits connecting rod angle of rotation
These three functions are spent, therefore, barrel support plays the effect of a thing three in this explanation plate, so both simplifies structure, and
And assembling procedure can be reduced again, to improve property easy to assembly.
In above-mentioned new Chinese literature control explanation plate, described arc groove is located at the bung of barrel support, institute
The cross section for the arc groove stated is in step, and the both ends of the surface of the arc groove are plane.
Using above-mentioned design, while ease of assembly, and the stroke of plush copper is accurately controlled, to improve the work of explanation plate
Make stability.
In above-mentioned new Chinese literature control explanation plate, described connecting rod includes being used for the bar being connected with main body
One and the bar two for being connected with barrel support, bar one is in cylinder, and bar two is in hollow cylindrical, and the lower end of bar one is inserted in bar two
In upper end, bar one can sliding axially and between the two provided with the detachable locking mechanism that can limit the slip of bar one along bar two.
Bar one slides axially along bar two, to change the length of connecting rod, so as to change the height of main body, with suitable for not
With the teacher of position either different heights, to improve the practicality of explanation plate.
In above-mentioned new Chinese literature control explanation plate, described detachable locking mechanism is included through bar two
Bolt hole one in side wall, bolt hole one at least two and along the circumferential uniform of bar two are bolted with described bolt hole one
Bolt one, and the end of bolt one and the side wall tight abutment of bar one.
By assembling-disassembling bolt one can control-rod one and bar two combine or separate, have simple in construction, easy to operate excellent
Point.
Alternatively, in above-mentioned new Chinese literature control explanation plate, described detachable locking machine
Structure includes through the bolt hole two in the side wall of bar two, the bolt hole three in the side wall of bar one and is screwed onto in bolt hole two
Bolt two, described bolt hole three have multiple and are distributed along the axial direction of bar one, and the end of described bolt two is spirally connected wherein one
In individual bolt hole three.
It is convex with being cylindrical in shape in the inner bottom wall of described barrel support in above-mentioned new Chinese literature control explanation plate
The connecting portion gone out, and connecting portion is enclosed on outside bar two, described bearing is in connecting portion, and the inner ring of bearing and outer ring pass through
The mode of interference fit is fixed with bar two and connecting portion respectively.
In above-mentioned new Chinese literature control explanation plate, the bottom wall of described main body has downwardly projecting tubular
Installation portion, installation portion inner surface and the surface matching of bar one, and the upper end of bar one is inserted in installation portion.
In above-mentioned new Chinese literature control explanation plate, the bottom of described barrel support, which is run through, offers multiple rows
Discharge hole, and discharge orifice is in straight hole shape.
By setting discharge orifice, barrel support internal water accumulation can be both avoided, the weight of barrel support can be mitigated again, makes explanation plate
Carrying become light.
Compared with prior art, this new Chinese literature control explanation plate has advantages below：
1st, barrel support is played to carry out connecting rod axial limiting, be supported screw rod and limit connecting rod and rotated simultaneously
These three functions of angle, therefore, barrel support play the effect of a thing three in this explanation plate, so both simplify structure,
And assembling procedure can be reduced again, to improve property easy to assembly.
2nd, the sliding axially along bar two of bar one, to change the length of connecting rod, so as to change the height of main body, with suitable for
The teacher of diverse location either different heights, to improve the practicality of explanation plate.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the overlooking the structure diagram of barrel support.
In figure, 1, main body；1a, installation portion；2nd, barrel support；2a, connecting portion；2b, arc groove；2c, discharge orifice；3rd, connect
Bar；3a, bar one；3b, bar two；3b1, plush copper；3b2, jack；3c, bolt one；4th, screw rod；5th, bearing；6th, handle.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Embodiment one
As shown in figure 1, this new Chinese literature control explanation plate is by groups such as main body 1, barrel support 2, connecting rod 3, screw rods 4
Into.Wherein, main body 1 is plate-like and vertically sets, and in actual use, the front and back of main body 1 is recorded respectively
There are the content of courses and control content.
For barrel support 2 in barrel-shaped, the barrel support 2 is located at the underface of main body 1, and its bung is towards main body 1.Connecting rod 3
Vertically in barrel support 2, the upper end of connecting rod 3 is stretched out barrel support 2 and fixed with main body 1, and the lower end of connecting rod 3 passes through bearing
5 are connected with barrel support 2 so that the connecting rod 3 can be around the center axis thereof of barrel support 2.Specifically, connecting rod 3 is in round bar
Shape, it is in cylindrical, bar that it, which includes being used for the 3a of bar one that is connected with main body 1 and the 3b of bar two for barrel support 2 being connected, the 3a of bar one,
Two 3b are in hollow cylindrical, and the 3a of bar one lower end is inserted in the 3b of bar two upper end, the 3a of bar one can along the 3b of bar two slide axially and
The detachable locking mechanism of the 3a of bar one slips can be limited by being provided between the two.Wherein, the connected mode of the 3a of bar one and main body 1 is such as
Under：The bottom wall of main body 1 has downwardly projecting tubular installation portion 1a, installation portion 1a inner surfaces and the 3a surface matchings of bar one, and bar
Insert in installation portion 1a one 3a upper ends；The connected mode of the 3b of bar two and barrel support 2 is as follows：Have in the inner bottom wall of barrel support 2
The connecting portion 2a of protrusion is cylindrical in shape, and connecting portion 2a is enclosed on outside the 3b of bar two.Bearing 5 is in connecting portion 2a, and the inner ring of bearing 5
Fixed respectively with the 3b of bar two and connecting portion 2a by way of interference fit with outer ring.
In the present embodiment, detachable locking mechanism is included through the bolt hole one in the 3b side walls of bar two, bolt hole one
At least two and along the circumferential uniform of the 3b of bar two, the 3c of bolt one, and the 3c of bolt one end are bolted with described bolt hole one
Portion and the 3a of bar one side wall tight abutment, with the 3a of locked bar one.
As depicted in figs. 1 and 2, the inwall that barrel support 2 is located at bung is provided with arc groove 2b, and arc groove 2b radian is
180 degree, arc groove 2b cross section is in step, and its both ends of the surface is plane.Have on the 3b of bar two outer wall block convex
Head 3b1, plush copper 3b1 is located in arc groove 2b, and when connecting rod 3 rotates, plush copper 3b1 can respectively with arc groove 2b two
End face offsets, to limit the rotational travel of connecting rod 3.
Further illustrate, the side wall of barrel support 2 runs through in the horizontal direction offers screwed hole, and preferably screwed hole is positioned at circle
Arc groove 2b downside.Screw rod 4 is bolted with screwed hole, and screwed hole is stretched out at the inside and outside both ends of screw rod 4.Wherein, screw rod 4 is outer
Hold and be connected with one in the handle 6 of inverted L-shaped, and both can be connected by modes such as welding, screws.In the 3b of bar two side wall
Provided with jack 3b2, jack 3b2 has two and is evenly distributed.When plush copper 3b1 and arc groove 2b one of end face offsets
When, rotary screw 4 can be such that its inner is plugged into a jack 3b2；When plush copper 3b1 and arc groove 2b one of end
When face offsets, rotary screw 4 can be such that its inner is inserted into another jack 3b2.
As depicted in figs. 1 and 2, the bottom of barrel support 2, which is run through, offers multiple discharge orifice 2c, and each discharge orifice 2c is in straight
It is poroid.By setting discharge orifice 2c, the internal water accumulation of barrel support 2 can be both avoided, the weight of barrel support 2 can be mitigated again, make explanation
The carrying of plate becomes light.
In use, main body 1, just facing to student, now plush copper 3b1 and arc groove 2b one of end face offsets, then
Inward turning screw rod 4 makes jack 3b2 corresponding to its inner insertion interior so that main body 1 to be positioned；After positive content is read, first outward turning spiral shell
Bar 4 disengages it from jack 3b2, and then main body 1, which rotates 180 degree, makes its back side towards student, now, plush copper 3b1 and arc groove 2b
Another end face offset, another jack 3b2 and the face of screw rod 4, main body can be repositioned by then screwing in screw rod 4 again
1。
Embodiment two
The present embodiment two is essentially identical with the structure and principle of embodiment one, and different place is：Detachable locking
Mechanism includes through the screwed hole two in the 3b side walls of bar two, the screwed hole three in the 3a side walls of bar one and is screwed onto screwed hole
Bolt two in two, screwed hole three have multiple and are distributed along the 3a of bar one axial direction, and the end of bolt two is screwed onto one of spiral shell
In pit three.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1. a kind of new Chinese literature control explanation plate, including plate-like main body and the barrel support on the downside of main body, institute
The main body stated vertically is set, it is characterised in that barrel support in barrel-shaped and its bung towards above-mentioned main body, it is described
The vertical connecting rod being provided with round bar shape in barrel support, upper end and the main body of connecting rod are fixed, and the lower end of connecting rod passes through axle
Hold the center axis thereof for being connected with barrel support and enabling the connecting rod around barrel support；The madial wall of described barrel support is provided with arc
The arc groove for 180 degree is spent, there is plush copper, plush copper is located in arc groove and plush copper is in connecting rod in the side wall of described connecting rod
Both ends of the surface that can be respectively with arc groove during rotation offset；The side wall of described barrel support runs through in the horizontal direction offers screw thread
Hole, screw rod is bolted with the screwed hole, and screwed hole is stretched out at the inside and outside both ends of screw rod, the side wall of described connecting rod is provided with
Jack, jack have two and are evenly distributed, and the inner of described screw rod can when the both ends of the surface of plush copper and arc groove offset
It is inserted respectively into two jacks；Described arc groove is located at the bung of barrel support, and the cross section of described arc groove is in step
Shape, and the both ends of the surface of the arc groove are plane.
2. new Chinese literature control explanation plate according to claim 1, it is characterised in that described connecting rod includes
For the bar one being connected with main body and the bar two for being connected with barrel support, bar one is in cylinder, and bar two is in hollow cylindrical, bar
One lower end is inserted in the upper end of bar two, bar one can along bar two slide axially and between the two be provided with can limit bar one slip
Detachable locking mechanism.
3. new Chinese literature control explanation plate according to claim 2, it is characterised in that described detachable locking
Mechanism is included through the bolt hole one in the side wall of bar two, bolt hole one at least two and along the circumferential uniform of bar two, described
Bolt hole one in be bolted with bolt one, and the end of bolt one and the side wall tight abutment of bar one.
4. new Chinese literature control explanation plate according to claim 2, it is characterised in that described detachable locking
Mechanism includes through the bolt hole two in the side wall of bar two, the bolt hole three in the side wall of bar one and is screwed onto in bolt hole two
Bolt two, described bolt hole three have it is multiple and along bar one axial direction be distributed, the end of described bolt two is spirally connected wherein
In one bolt hole three.
5. new Chinese literature control explanation plate according to claim 1, it is characterised in that described barrel support it is interior
There is the connecting portion for being cylindrical in shape protrusion on bottom wall, and connecting portion is enclosed on outside bar two, described bearing is in connecting portion, and bearing
Inner ring and outer ring fixed respectively with bar two and connecting portion by way of interference fit.
6. new Chinese literature control explanation plate according to claim 1, it is characterised in that the bottom wall of described main body
With downwardly projecting tubular installation portion, installation portion inner surface and the surface matching of bar one, and the upper end of bar one is inserted in installation portion.
7. new Chinese literature control explanation plate according to claim 1, it is characterised in that the bottom of described barrel support
Portion, which is run through, offers multiple discharge orifices, and discharge orifice is in straight hole shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720308704.4U CN206931244U (en) | 2017-03-27 | 2017-03-27 | A kind of new Chinese literature control explanation plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720308704.4U CN206931244U (en) | 2017-03-27 | 2017-03-27 | A kind of new Chinese literature control explanation plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206931244U true CN206931244U (en) | 2018-01-26 |
Family
ID=61349768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720308704.4U Expired - Fee Related CN206931244U (en) | 2017-03-27 | 2017-03-27 | A kind of new Chinese literature control explanation plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206931244U (en) |
-
2017
- 2017-03-27 CN CN201720308704.4U patent/CN206931244U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180126 Termination date: 20190327 |