CN207744847U - A kind of Lectern for teaching with Telescopic chair - Google Patents
A kind of Lectern for teaching with Telescopic chair Download PDFInfo
- Publication number
- CN207744847U CN207744847U CN201721583873.5U CN201721583873U CN207744847U CN 207744847 U CN207744847 U CN 207744847U CN 201721583873 U CN201721583873 U CN 201721583873U CN 207744847 U CN207744847 U CN 207744847U
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- China
- Prior art keywords
- teaching
- lectern
- seat board
- telescopic
- diameter
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Abstract
The utility model discloses a kind of Lectern for teaching with Telescopic chair, are related to teaching aid technical field.The Lectern for teaching with Telescopic chair, including desk body, the bottom of the desk body front surface offers recess, and there are two hinges for the right side setting of recess, two hinges are flexibly connected with the both sides up and down of table door side respectively, and the side of table door front surface is fixedly connected with knob, the front surface of the desk body offers receiving room, and the opening of receiving room is positioned at the back side of table door.The Lectern for teaching with Telescopic chair, by the way that recess and hinge is arranged, and table door is equipped with what is shaken hands, certain extending space can be provided for the leg of teacher, by the way that two support devices are arranged in the side of seat board, effective supporting role can be provided when teacher is using seat board, to greatly improve the load-bearing capacity of seat board, while the usage comfort of teacher can be effectively improved.
Description
Technical field
The utility model is related to teaching aid technical field, specially a kind of Lectern for teaching with Telescopic chair.
Background technology
Teaching aid is to propagate the material object of science and technology, the artificial purpose of education, be complete sci-tech mass media, be teenager's scientific and technological activities
In indispensable equipment.Teaching aid in scientific and technological activities has object visual and duplicate teaching aid.Specifically have from nature
Sample or sample：Biological sample, mineral sample, fossil and the rare animal sample being such as used in education of science and technology activity.
Education is the forever motive force of national sustainable development, and classroom is the main place of study, and dais is teacher using most
A kind of more teaching aids, a good dais can bring many facilities to student and teacher, can also improve the efficiency of teaching, say
Platform is the teaching aid for the various occasions such as school instruction and training, has irreplaceable role.Most teaching are used at present
Dais lacks the seat rested for teacher, and lumbar vertebrae easily strains after teacher is given lessons with midstance for a long time.
Utility model content
（One）The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of Lectern for teaching with Telescopic chair, solves
The problem of most dais lack seat.
（Two）Technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of religion with Telescopic chair
The bottom at dais, including desk body, the desk body front surface offers recess, and hinge there are two the right side settings of recess,
Two hinges are flexibly connected with the both sides up and down of table door side respectively, and the side of table door front surface is fixedly connected with drawing
Hand.
The front surface of the desk body offers receiving room, and the opening of receiving room is positioned at the back side of table door, the receiving room
The side of inner wall is fixedly connected with casing, and telescopic rod is socketed in casing, and one end of the telescopic rod is socketed restraining position ring block, and
The other end of telescopic rod is through the side of casing and is socketed with seat board, and the telescopic rod is fixedly connected limited through one end of seat board
Position block.
The both sides at the seat board back side are both provided with support device, and support device includes link block, the link block
Side is fixedly connected with the back side of seat board, and the side of the opposite seat board of link block is fixedly connected with limiting plate, in the link block
It is interspersed with shaft, and is socketed with supporting rod in shaft, support leg is socketed in the supporting rod, and one end of support leg is socketed with
The other end of first spacing collar, the support leg runs through the one end of supporting rod far from link block, and supporting rod is far from link block
One end is fixedly connected with the second spacing collar, and the side of the supporting rod is interspersed with screw, and screw extends to one end of supporting rod
It is fitted tightly on the side surface of support leg.
Preferably, the knob is located at side of the table door front surface far from hinge, and the bending place shaken hands is obtuse angle.
Preferably, diameter of the described sleeve pipe by the perforative one end open diameter of telescopic rod less than spacing ring, and telescopic rod
Diameter is less than the diameter of limited block.
Preferably, the side of the link block is recessed inwardly, and the both sides of recessed portion connect with the both ends activity of shaft respectively
It connects.
Preferably, the diameter of second spacing collar is more than the diameter of the first spacing collar, and is offered in the second spacing collar
The through-hole to match with support leg diameter.
Preferably, the screw is located at a side bottom of supporting rod, and a diameter of five millimeters of screw.
（Three）Advantageous effect
The utility model provides a kind of Lectern for teaching with Telescopic chair.Has following advantageous effect：
（1）, should pass through and receiving room, casing, telescopic rod and seat board, Yi Jilian are set with Lectern for teaching of Telescopic chair
Being equipped with for block, limiting plate, shaft, supporting rod and support leg is connect, has achieved the effect that the Lectern for teaching has Telescopic chair,
Teacher can be allowed to carry out rest appropriate after long-time is given lessons with midstance, greatly protect the lumbar vertebra health of teacher,
Effectively prevent the case where teacher's lumbar vertebrae position is easily strained.
（2）, should with Telescopic chair Lectern for teaching, pass through be arranged recess and hinge and table door and knob cooperation
Setting, can provide certain extending space for the leg of teacher, while can be played centainly under the dais non-working condition
Dust-proof effect, greatly facilitate teacher open table goalkeeper's seat board take out.
（3）, should with Telescopic chair Lectern for teaching, by the side of seat board be arranged two support devices, Neng Gou
Effective supporting role is provided when teacher is using seat board, to greatly improve the load-bearing capacity of seat board, while can be effective
Improve the usage comfort of teacher.
Description of the drawings
Fig. 1 is the front view of the utility model structure；
Fig. 2 is the sectional view of the utility model receiving room side；
Fig. 3 is the rearview of the utility model seat board；
Fig. 4 is the structural schematic diagram of the utility model support device；
Fig. 5 is enlarged drawing at the utility model A；
Fig. 6 is enlarged drawing at the utility model B.
In figure：1 desk body, 2 recesses, 3 hinges, 4 table doors, 5 knobs, 6 receiving rooms, 7 casings, 8 telescopic rods, 9 spacing rings, 10
Plate, 11 limited blocks, 12 support devices, 121 link blocks, 122 limiting plates, 123 shafts, 124 supporting rods, 125 support legs, 126
One spacing collar, 127 second spacing collars, 128 screws.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 6 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of Lectern for teaching with Telescopic chair, packet
Desk body 1 is included, the bottom of 1 front surface of desk body offers recess 2, and the right side setting of recess 2, there are two hinge 3, two hinges 3 divide
It is not flexibly connected with the both sides up and down of 4 side of table door, and the side of 4 front surface of table door is fixedly connected with knob 5, knob 5 is located at
Side of 4 front surface of table door far from hinge 3, and the bending place of knob 5 is obtuse angle, design through this structure can be convenient for religion
Teacher opens table door 4, while 5 couples of users of knob can effectively be avoided to cause unexpected injury, greatly improves dais safety
Property, by the way that being equipped with for recess 2 and hinge 3 and table door 4 and knob 5 is arranged, can be provided for the leg of teacher certain
Extending space, while certain dust-proof effect can be played under the dais non-working condition, greatly facilitate teacher's opening
Table door 4 takes out seat board 10.
The front surface of desk body 1 offers receiving room 6, and the opening of receiving room 6 is positioned at the back side of table door 4,6 inner wall of receiving room
Side be fixedly connected with casing 7, and telescopic rod 8 is socketed in casing 7, one end of telescopic rod 8 is socketed restraining position ring block 9, and stretches
The other end of contracting bar 8 is through the side of casing 7 and is socketed with seat board 10, and telescopic rod 8 is fixedly connected with through one end of seat board 10
Limited block 11, casing 7 is less than the diameter of spacing ring 9 by 8 perforative one end open diameter of telescopic rod, and the diameter of telescopic rod 8 is small
In the diameter of limited block 11, design through this structure can effectively limit the position that telescopic rod 8 is located in casing 7, simultaneously
The case where capable of effectively avoiding telescopic rod 8 from falling off out of casing 7, occurs, and greatly ensure that the reasonable in design of the dais
Property, make the dais that there is good marketing.
The both sides at 10 back side of seat board are both provided with support device 12, by the way that two support devices are arranged in the side of seat board 10
12, effective supporting role can be provided when teacher is using seat board 10, to greatly improve the load-bearing capacity of seat board 10,
The usage comfort of teacher can be effectively improved simultaneously, and support device 12 includes link block 121, the side of link block 121 with
The back side of seat board 10 is fixedly connected, and the side of 121 opposite seat board 10 of link block is fixedly connected with limiting plate 122, passes through setting
Limiting plate 122 can effectively limit the rotational angle of seat board 10, to ensure that seat board 10 is played a supporting role, link block 121
It is inside interspersed with shaft 123, the side of link block 121 is recessed inwardly, and the both sides of recessed portion connect with the both ends activity of shaft 123 respectively
It connects, and is socketed with supporting rod 124 in shaft 123, design through this structure can make supporting rod 124 pass through 123 turns of shaft
It is dynamic, to make seat board 10 that can be stored to receiving room 6 under non-working condition, to considerably reduce the sky of dais occupancy
Between, it is socketed with support leg 125 in supporting rod 124, and one end of support leg 125 is socketed with the first spacing collar 126, is received by being arranged
Receive room 6, casing 7, telescopic rod 8 and seat board 10 and link block 121, limiting plate 122, shaft 123, supporting rod 124 and support leg
125 be equipped with, has achieved the effect that the Lectern for teaching has Telescopic chair, can allow teacher in long-time with midstance
Rest appropriate is carried out after giving lessons, greatly protects the lumbar vertebra health of teacher, effectively prevents teacher's lumbar vertebrae position and easily occurs
The other end of the case where strain, support leg 125 run through the one end of supporting rod 124 far from link block 121, and supporting rod 124 is separate
One end of link block 121 is fixedly connected with the second spacing collar 127, and the diameter of the second spacing collar 127 is more than the first spacing collar 126
Diameter, and the through-hole to match with 125 diameter of support leg is offered in the second spacing collar 127, energy is designed through this structure
Enough effectively limitation support legs 125 are located at the position in supporting rod 124, while can effectively avoid support leg 125 from supporting rod 124
The case where inside falling off occurs, and to greatly ensure that the property reasonable in design at the dais, the side of supporting rod 124 is interspersed with
Screw 128, and screw 128 extends to one end of supporting rod 124 and is fitted tightly on the side surface of support leg 125,128, screw
In a side bottom of supporting rod 124, and a diameter of five millimeters of screw 128, design can be in support leg through this structure
125 are fixed support leg 125 after stretching appropriate length out of supporting rod 124, to which the branch of support leg 125 be effectively ensured
Support stability.
The Lectern for teaching with Telescopic chair by knob 5 and hinge 3 in use, open table door 4, thus by receiving room
Telescopic rod 8 in 6 inner sleeves 7 pulls out, to telescopic rod 8 be that axle center goes to level by seat board 10, to by supporting rod 124 with
It is perpendicular to the ground that shaft 123 in link block 121 is that axle center is gone to, to stretch one end of support leg 125 out of supporting rod 124
Go out and contact ground, thus by 128 fixing supporting legs 125 of screw, to achieve the effect that the dais has Telescopic chair.
It can to sum up obtain, it should be with the Lectern for teaching of Telescopic chair, by the way that receiving room 6, casing 7, telescopic rod 8 and seat board is arranged
10 and link block 121, limiting plate 122, shaft 123, supporting rod 124 and support leg 125 be equipped with, reached the religion
With dais have the effect of Telescopic chair, allows teacher to carry out rest appropriate after long-time is given lessons with midstance, greatly
The lumbar vertebra health for protecting teacher avoids the case where teacher's lumbar vertebrae position is easily strained.
Meanwhile it by the way that being equipped with for recess 2 and hinge 3 and table door 4 and knob 5 is arranged, being provided for the leg of teacher
Certain extending space, while under the dais non-working condition certain dust-proof effect can be played, it greatly facilitates
Teacher opens table door 4 and takes out seat board 10.
Meanwhile it by the way that two support devices 12 are arranged in the side of seat board 10, being provided when teacher is using seat board 10
The supporting role of effect, greatly improves the load-bearing capacity of seat board 10, while effectively increasing the usage comfort of teacher.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of Lectern for teaching with Telescopic chair, including desk body（1）, it is characterised in that：The desk body（1）The bottom of front surface
Portion offers recess（2）, and recess（2）Right side setting there are two hinge（3）, two hinges（3）Respectively with table door（4）
The both sides up and down of side are flexibly connected, and table door（4）The side of front surface is fixedly connected with knob（5）；
The desk body（1）Front surface offer receiving room（6）, and receiving room（6）Opening be located at table door（4）The back side, institute
State receiving room（6）The side of inner wall is fixedly connected with casing（7）, and casing（7）Inside it is socketed with telescopic rod（8）, the telescopic rod
（8）One end be socketed restraining position ring block（9）, and telescopic rod（8）The other end run through casing（7）Side and be socketed with seat board
（10）, the telescopic rod（8）Through seat board（10）One end be fixedly connected with limited block（11）；
The seat board（10）The both sides at the back side are both provided with support device（12）, and support device（12）Including link block（121）,
The link block（121）Side and seat board（10）The back side be fixedly connected, and link block（121）Opposite seat board（10）Side
It is fixedly connected with limiting plate（122）, the link block（121）Inside it is interspersed with shaft（123）, and shaft（123）On be socketed with branch
Strut（124）, the supporting rod（124）Inside it is socketed with support leg（125）, and support leg（125）One end be socketed with the first limit
Position circle（126）, the support leg（125）The other end run through supporting rod（124）Far from link block（121）One end, and support
Bar（124）Far from link block（121）One end be fixedly connected with the second spacing collar（127）, the supporting rod（124）Side wear
It is inserted with screw（128）, and screw（128）Extend to supporting rod（124）One end be fitted tightly over support leg（125）Side surface
On.
2. a kind of Lectern for teaching with Telescopic chair according to claim 1, it is characterised in that：The knob（5）Position
In table door（4）Front surface is far from hinge（3）Side, and shake hands（5）Bending place be obtuse angle.
3. a kind of Lectern for teaching with Telescopic chair according to claim 1, it is characterised in that：Described sleeve pipe（7）Quilt
Telescopic rod（8）Perforative one end open diameter is less than spacing ring（9）Diameter, and telescopic rod（8）Diameter be less than limited block
（11）Diameter.
4. a kind of Lectern for teaching with Telescopic chair according to claim 1, it is characterised in that：The link block
（121）Side be recessed inwardly, and the both sides of recessed portion respectively with shaft（123）Both ends flexible connection.
5. a kind of Lectern for teaching with Telescopic chair according to claim 1, it is characterised in that：Second spacing collar
（127）Diameter be more than the first spacing collar（126）Diameter, and the second spacing collar（127）It inside offers and support leg（125）Directly
The through-hole that diameter matches.
6. a kind of Lectern for teaching with Telescopic chair according to claim 1, it is characterised in that：The screw（128）
Positioned at supporting rod（124）A side bottom, and screw（128）A diameter of five millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721583873.5U CN207744847U (en) | 2017-11-23 | 2017-11-23 | A kind of Lectern for teaching with Telescopic chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721583873.5U CN207744847U (en) | 2017-11-23 | 2017-11-23 | A kind of Lectern for teaching with Telescopic chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207744847U true CN207744847U (en) | 2018-08-21 |
Family
ID=63148237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721583873.5U Expired - Fee Related CN207744847U (en) | 2017-11-23 | 2017-11-23 | A kind of Lectern for teaching with Telescopic chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207744847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109288247A (en) * | 2018-10-09 | 2019-02-01 | 北京电影学院 | A kind of multifunctional platform and its working method for musicology teaching |
-
2017
- 2017-11-23 CN CN201721583873.5U patent/CN207744847U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109288247A (en) * | 2018-10-09 | 2019-02-01 | 北京电影学院 | A kind of multifunctional platform and its working method for musicology teaching |
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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: 20180821 Termination date: 20191123 |