CN106724180B - A kind of multi-functional lectern - Google Patents
A kind of multi-functional lectern Download PDFInfo
- Publication number
- CN106724180B CN106724180B CN201710117667.3A CN201710117667A CN106724180B CN 106724180 B CN106724180 B CN 106724180B CN 201710117667 A CN201710117667 A CN 201710117667A CN 106724180 B CN106724180 B CN 106724180B
- Authority
- CN
- China
- Prior art keywords
- side plate
- hinge
- iii
- screw rod
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- A47B83/00—Combinations comprising two or more pieces of furniture of different kinds
- A47B83/02—Tables combined with seats
-
- 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
- A47B19/00—Reading-desks; Lecterns; Pulpits, i.e. free-standing
- A47B19/06—Reading-desks; Lecterns; Pulpits, i.e. free-standing with adjustable top leaf
-
- 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
- A47B19/00—Reading-desks; Lecterns; Pulpits, i.e. free-standing
- A47B19/10—Reading-desks; Lecterns; Pulpits, i.e. free-standing characterised by association with auxiliary devices, e.g. paper clamps, line indicators
Landscapes
- Hinges (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The present invention relates to a kind of teaching aids, are in particular a kind of multi-functional lecterns, can not only adjust the height of lectern, and seat is equipped in lectern, the height of seat changes with the variation of lectern height, can also be finely adjusted to the height of seat.Telescopic rod is between connecting rod I and support plate, screw rod I exposes is equipped with reverse thread in the part at bearing plate both ends, set is equipped with two, two lantern rings are threadedly attached in I both ends of screw rod, lantern ring is connected to one end of bar by hinge I, the other end of bar is connected on the supporting plate by hinge I, and spanner is welded on one end of screw rod I, and trip bolt is arranged on telescopic rod.In supporting block upper end, side plate III, side plate IV and sliding slot clearance fit, groove and cushion block clearance fit, connecting rod I are welded in hollow pipe outer wall cushion block, and demarcation strip is welded on side plate I, on side plate II, and storage tank is both placed in demarcation strip upper end with electric appliance box.
Description
Technical field
The present invention relates to a kind of teaching aids, are in particular a kind of multi-functional lecterns.
Background technology
Lectern is one of the apparatus for assisted teacher's teaching that classroom is commonly used, it can not only put other aided educations
Apparatus and textbook, and class hour be also used for correcting students' papers or be prepared lessons as desk by teacher reviewing one's lessons.But now
Lectern largely cannot all adjust height, the teachers of different heights handle official business on lectern inevitably can inconvenience；And in teacher
When correcting students' papers or preparing lessons, need to copy common stool mechanically, but common stool wants low relative to the height of lectern desktop
Very much, it is very inconvenient to sit on office by teacher.
Invention content
The invention mainly solves the technical problem of providing a kind of multi-functional lecterns, can not only adjust the height of lectern, and
And seat is equipped in lectern, the height of seat changes with the variation of lectern height, can also be carried out to the height of seat micro-
It adjusts.
In order to solve the above technical problems, the present invention relates to a kind of teaching aids, in particular it is a kind of multi-functional lectern,
Including seat unit, bogey, storage tank, carriage, electric appliance box, demarcation strip and support device, lectern can not only be adjusted
Height, and seat is equipped in lectern, the height of seat changes with the variation of lectern height, can also be to the height of seat
Degree is finely adjusted.
Seat unit includes connecting rod I, spanner, lantern ring, telescopic rod I, bar, support plate, telescopic rod II, hinge I, load-bearing
Plate, hinge II, screw rod I and trip bolt, connecting rod I are connected to one end of telescopic rod I by hinge II, telescopic rod I it is another
On the supporting plate, one end of support plate is connect by hinge I with telescopic rod II, and the other end of telescopic rod II passes through hinge for end welding
I is connected on bearing plate, and bearing plate is equipped with through the hole of its main body, and screw rod I is provided at its inner portion across the hole, and screw rod
I exposes the part at bearing plate both ends equipped with reverse thread with bearing plate clearance fit, screw rod I, and set is equipped with two, two sets
Ring is threadedly attached in I both ends of screw rod, and lantern ring is connected to one end of bar by hinge I, and the other end of bar is connected by hinge I
On the supporting plate, spanner is welded on one end of screw rod I, and trip bolt is arranged on telescopic rod I and telescopic rod II.
Hinge II includes upper plectane, baffle I, shaft, lower plectane, baffle II and axle sleeve, and upper plectane welds respectively with lower plectane
Be connected on shaft both ends, the both ends of baffle I are respectively welded at plectane, on lower plectane, axle sleeve and shaft clearance fit, baffle II with
Upper plectane, lower plectane clearance fit.
Bogey includes sliding slot, side plate I, supporting block, side plate II and bottom plate, and side plate I, side plate II are welded on bottom plate
End, sliding slot are separately positioned on side plate I, on side plate II, and there are three supporting block is set, supporting block is interference fitted with sliding slot, two supports
Block is located at the link position of side plate I and side plate II, another supporting block is located at the centre position of side plate II.
Carriage includes side plate III, desktop, side plate IV and groove, and side plate III is with side plate IV by rivet interlacement in desktop
Lower end, there are three groove is set, two grooves settings are in side plate III and IV junction of side plate, and the setting of another groove is in side plate IV
Between position.
Support device includes cushion block, drive link I, screw rod II, upper stop piece, drive link II, drive link III, hollow tube, lower block
Piece, poke rod, disk, circle set, hinge III and connecting rod II, by being keyed in II lower end of screw rod, disk lower end passes through disk
Bearing is connected with supporting rod, and circle set is sleeved on disk outer end by key, and poke rod is welded on circle and puts on, and upper stop piece is welded with lower stop piece
It is connected on screw rod II, the screw rod II between upper stop piece and lower stop piece is equipped with screw thread, hollow tube and II screw-thread fit of screw rod, connection
One end of bar II is welded in hollow pipe outer wall, and drive link I and one end of drive link III are connected to connecting rod by hinge III
II side, drive link I and the other end of drive link III are connected with cushion block by hinge III, and the other end of connecting rod II passes through hinge
III is connected with drive link II, and the other end of drive link II is connected with cushion block by hinge III.
Cushion block is placed on supporting block upper end, side plate III, side plate IV and sliding slot clearance fit, groove and cushion block clearance fit,
Connecting rod I is welded in hollow pipe outer wall, and demarcation strip is welded on side plate I, on side plate II, and storage tank and electric appliance box are both placed in point
Partition board upper end.
As advanced optimizing for the technical program, hinge I and hinge described in a kind of multi-functional lectern apparatus of the present invention
III structure is identical.
As advanced optimizing for the technical program, the cushion block described in a kind of multi-functional lectern apparatus of the present invention is five ribs
Column, and the pentagonal prism is right angle there are three angle.
As advanced optimizing for the technical program, baffle I and baffle described in a kind of multi-functional lectern apparatus of the present invention
II is arc, and baffle I is equal with the radius of baffle II.
As advanced optimizing for the technical program, the desktop described in a kind of multi-functional lectern apparatus of the present invention is located at minimum
When height, cushion block is located at supporting block upper end, and the contact of incline plane on the inclined-plane of cushion block and groove upper end.
As advanced optimizing for the technical program, the desktop described in a kind of multi-functional lectern apparatus of the present invention is located at highest
When height, cushion block is located at supporting block upper end, and transverse plane is contacted with the lower rib on groove upper end inclined-plane on cushion block.
As advanced optimizing for the technical program, seat unit described in a kind of multi-functional lectern apparatus of the present invention around
When hinge II is unfolded or packs up, hinge II is in limiting condition.
A kind of multi-functional lectern of the invention has the beneficial effect that：
A kind of multi-functional lectern of the present invention can not only adjust the height of lectern, and be equipped with seat, the height of seat in lectern
Degree changes with the variation of lectern height, can also be finely adjusted to the height of seat.
Description of the drawings
The present invention will be further described in detail with specific implementation method below in conjunction with the accompanying drawings.
Fig. 1 is a kind of structural schematic diagram of multi-functional lectern of the present invention.
Fig. 2 is a kind of seat unit structural schematic diagram of multi-functional lectern of the present invention.
Fig. 3 is a kind of structural schematic diagram of the seat unit other direction of multi-functional lectern of the present invention.
Fig. 4 is the enlarged structure schematic diagram of A in Fig. 3 of the present invention.
Fig. 5 is the attachment structure schematic diagram of a kind of upper plectane of multi-functional lectern of the present invention, baffle I, shaft and lower plectane.
Fig. 6 is a kind of attachment structure schematic diagram of the baffle II and axle sleeve of multi-functional lectern of the present invention.
Fig. 7 is a kind of II structural schematic diagram of hinge of multi-functional lectern of the present invention.
Fig. 8 is a kind of I structural schematic diagram of hinge of multi-functional lectern of the present invention.
Fig. 9 is a kind of bogey structural schematic diagram of multi-functional lectern of the present invention.
Figure 10 is a kind of carriage structural schematic diagram of multi-functional lectern of the present invention.
Figure 11 is a kind of support device structure diagram of multi-functional lectern of the present invention.
Figure 12 is a kind of cushion block structure schematic diagram of multi-functional lectern of the present invention.
Figure 13 is a kind of connecting rod II of multi-functional lectern of the present invention, drive link I, drive link II, drive link III and cushion block
Attachment structure schematic diagram.
Figure 14 is the attachment structure schematic diagram of a kind of disk of multi-functional lectern of the present invention and circle set.
Figure 15 is a kind of partition plate structure schematic diagram of multi-functional lectern of the present invention.
Figure 16 is schematic cross-sectional view when a kind of seat unit of multi-functional lectern of the present invention is packed up.
Figure 17 is a kind of I structural schematic diagram of telescopic rod of multi-functional lectern of the present invention.
In figure：Seat unit 1；I 1-1 of connecting rod；Spanner 1-2；Lantern ring 1-3；I 1-4 of telescopic rod；Bar 1-5；Support plate 1-6；
II 1-7 of telescopic rod；I 1-8 of hinge；Bearing plate 1-9；II 1-10 of hinge；Upper plectane 1-10-1；I 1-10-2 of baffle；Shaft 1-10-
3；Lower plectane 1-10-4；II 1-10-5 of baffle；Axle sleeve 1-10-6；I 1-11 of screw rod；Trip bolt 1-12；Bogey 2；Sliding slot
2-1；I 2-2 of side plate；Supporting block 2-3；II 2-4 of side plate；Bottom plate 2-5；Storage tank 3；Carriage 4；III 4-1 of side plate；Desktop 4-2；
IV 4-3 of side plate；Groove 4-4；Electric appliance box 5；Demarcation strip 6；Support device 7；Cushion block 7-1；I 7-2 of drive link；II 7-3 of screw rod；Upper gear
Piece 7-4；II 7-5 of drive link；III 7-6 of drive link；Hollow tube 7-7；Lower stop piece 7-8；Poke rod 7-9；Disk 7-10；Circle set 7-
11；III 7-12 of hinge；II 7-13 of connecting rod.
Specific implementation mode
Specific implementation mode one：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17, this
Invention is related to a kind of teaching aid, is in particular a kind of multi-functional lectern, including seat unit 1, bogey 2, storing
Case 3, carriage 4, electric appliance box 5, demarcation strip 6 and support device 7, can not only adjust the height of lectern, and are equipped in lectern
The height of seat, seat changes with the variation of lectern height, can also be finely adjusted to the height of seat.
Seat unit 1 includes I 1-1 of connecting rod, spanner 1-2, lantern ring 1-3, I 1-4 of telescopic rod, bar 1-5, support plate 1-6, stretches
II 1-7 of contracting bar, I 1-8 of hinge, bearing plate 1-9, II 1-10 of hinge, screw rod I 1-11 and trip bolt 1-12, I 1-1 of connecting rod are logical
One end that II 1-10 of hinge is connected to I 1-4 of telescopic rod is crossed, the other end of I 1-4 of telescopic rod is welded on support plate 1-6, support plate
One end of 1-6 is connect by I 1-8 of hinge with II 1-7 of telescopic rod, and the other end of II 1-7 of telescopic rod is connected to by I 1-8 of hinge
On bearing plate 1-9, bearing plate 1-9 is equipped with through the hole of its main body, and I 1-11 of screw rod is provided at its inner portion across the hole, and
I 1-11 of screw rod and bearing plate 1-9 clearance fits, I 1-11 of screw rod exposes is equipped with reverse thread in the part at the both ends bearing plate 1-9,
There are two lantern ring 1-3 is set, two lantern ring 1-3 are threadedly attached in I both ends 1-11 of screw rod, and lantern ring 1-3 is connected by I 1-8 of hinge
It is connected on one end of bar 1-5, the other end of bar 1-5 is connected to by I 1-8 of hinge on support plate 1-6, and spanner 1-2 is welded on screw rod I
One end of 1-11, trip bolt 1-12 are arranged on II 1-7 of I 1-4 of telescopic rod and telescopic rod, I 1-4 of telescopic rod and II 1- of telescopic rod
7 structures are identical.
II 1-10 of hinge includes upper plectane 1-10-1, I 1-10-2 of baffle, shaft 1-10-3, lower plectane 1-10-4, baffle II
1-10-5 and axle sleeve 1-10-6, upper plectane 1-10-1 are respectively welded at the both ends shaft 1-10-3, I 1- of baffle with lower plectane 1-10-4
The both ends of 10-2 are respectively welded on plectane 1-10-1, lower plectane 1-10-4, and axle sleeve 1-10-6 and shaft 1-10-3 matches in gap
It closes, II 1-10-5 of baffle and upper plectane 1-10-1, lower plectane 1-10-4 clearance fits.
Bogey 2 includes sliding slot 2-1, I 2-2 of side plate, supporting block 2-3, side plate II 2-4 and bottom plate 2-5, I 2-2 of side plate,
II 2-4 of side plate is welded on the upper ends bottom plate 2-5, and sliding slot 2-1 is separately positioned on I 2-2 of side plate, II 2-4 of side plate, and supporting block 2-3 is set
There are three, supporting block 2-3 is interference fitted with sliding slot 2-1, and two supporting block 2-3 are located at I 2-2 of side plate and II 2-4's of side plate
Link position, another supporting block 2-3 are located at the centre position of II 2-4 of side plate.
Carriage 4 includes III 4-1 of side plate, desktop 4-2, side plate IV 4-3 and groove 4-4, III 4-1 of side plate and IV 4- of side plate
3 by rivet interlacement in the lower ends desktop 4-2, there are three groove 4-4 is set, two groove 4-4 are arranged in III 4-1 of side plate and side plate IV
The junctions 4-3, another groove 4-4 are arranged in IV centre positions 4-3 of side plate.
Support device 7 includes cushion block 7-1, I 7-2 of drive link, II 7-3 of screw rod, upper stop piece 7-4, II 7-5 of drive link, transmission
III 7-6 of bar, hollow tube 7-7, lower stop piece 7-8, poke rod 7-9, disk 7-10, circle set 7-11, III 7-12 of hinge and connecting rod II
By key connection in II lower ends 7-3 of screw rod, the lower ends disk 7-10 are connected with supporting rod, circle set by bearing by 7-13, disk 7-10
7-11 is sleeved on the outer ends disk 7-10 by key, and poke rod 7-9 is welded on circle set 7-11, and upper stop piece 7-4 is welded with lower stop piece 7-8
It is connected on II 7-3 of screw rod, II 7-3 of screw rod between upper stop piece 7-4 and lower stop piece 7-8 is equipped with screw thread, hollow tube 7-7 and screw rod
One end of II 7-3 screw-thread fits, II 7-13 of connecting rod is welded on hollow tube 7-7 outer walls, I 7-2 of drive link and III 7-6 of drive link
One end II sides 7-13 of connecting rod, the other end of I 7-2 of drive link and III 7-6 of drive link are connected to by III 7-12 of hinge
Cushion block 7-1 is connected with by III 7-12 of hinge, the other end of II 7-13 of connecting rod is connected with II 7- of drive link by III 7-12 of hinge
The other end of 5, II 7-5 of drive link are connected with cushion block 7-1 by III 7-12 of hinge.
Cushion block 7-1 is placed on the upper ends supporting block 2-3, III 4-1 of side plate, IV 4-3 of side plate and sliding slot 2-1 clearance fits, groove
4-4 and cushion block 7-1 clearance fits, I 1-1 of connecting rod are welded on hollow tube 7-7 outer walls, and demarcation strip 6 is welded on I 2-2 of side plate, side
On II 2-4 of plate, storage tank 3 is both placed in 6 upper end of demarcation strip with electric appliance box 5.It, will be flexible in seat unit 1 when using seat
Bar 1-4 is rotated around II 1-10 of hinge to lectern outer end, then pulls telescopic rod I 1-4 adjustment, makes bearing plate 1-9 and lectern
Then distance rotates trip bolt 1-12 and fixes I 1-4 of telescopic rod to position appropriate；Need to the height of bearing plate 1-9 into
When row fine tuning, rotating spanner 1-2, spanner 1-2 drive screw rod I 1-11 rotations, I 1-11 of screw rod drive lantern ring 1-3 move toward one another or
The upper end of person's counter motion, lantern ring 1-3 driven rods 1-5 upwardly or downwardly moves, so drive bearing plate 1-9 upwards or to
Lower movement achievees the purpose that fine tuning, the purpose of II 1-7 of telescopic rod are to prevent bearing plate 1-9 from being rotated around I 1-11 of screw rod.
When adjusting desktop 4-2 height, poke rod 7-9 is pushed to be rotated around disk 7-10 with foot, circle set 7-11 and disk 7-
10 by key connection, and circle set 7-11 rotations drive disk 7-10 rotations, and then screw rod II 7-3 rotations, II 7-3 of screw rod is driven to drive
Hollow tube 7-7 is moved up and down, and hollow tube 7-7 drives II 7-13 of connecting rod to move up and down, and II 7-13 of connecting rod drives I 7- of drive link
2, one end of III 7-6 of II 7-5 of drive link and drive link moves up and down, III 7-6 of I 7-2 of drive link, II 7-5 of drive link and drive link
The cushion block 7-1 of the other end is driven to be slided on supporting block 2-3, the inclined-plane sliding on the inclined-plane on cushion block 7-1 and the upper ends groove 4-4 is matched
It closes, and since III 4-1 of side plate and IV 4-3 of side plate are in sliding slot 2-1, limit it and move left and right, make III 4-1 of side plate and side plate IV
4-3 can only be moved up and down along the inclined-plane on cushion block 7-1, and III 4-1 of side plate and IV 4-3 of side plate drive desktop 4-2 to move up and down, complete
At the adjusting of lectern height；Hollow tube 7-7 drives I 1-1 of connecting rod to move up and down when moving up and down simultaneously, make seat unit 1 with
It the variation of desktop 4-2 height and changes, saved when using seat leads to secondary tune due to distance is excessive between desktop and seat
The step of section.
Specific implementation mode two：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17, this
Embodiment is described further embodiment one, and I 1-8 of hinge is identical as III 7-12 structures of hinge.
Specific implementation mode three：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17, this
Embodiment is described further embodiment one, and the cushion block 7-1 is pentagonal prism, and the pentagonal prism is there are three angle
Right angle.
Specific implementation mode four：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17, this
Embodiment is described further embodiment one, and I 1-10-2 of baffle and II 1-10-5 of baffle is arc, and
I 1-10-2 of baffle is equal with the radius of II 1-10-5 of baffle.
Specific implementation mode five：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17, this
Embodiment is described further embodiment one or three, and when the desktop 4-2 is located at minimum altitude, cushion block 7-1 is located at
The upper ends supporting block 2-3, and the contact of incline plane on the inclined-plane of cushion block 7-1 and the upper ends groove 4-4.
Specific implementation mode six：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17, this
Embodiment is described further embodiment one or three, and when the desktop 4-2 is located at maximum height, cushion block 7-1 is located at
The upper ends supporting block 2-3, and transverse plane is contacted with the lower rib on the upper ends groove 4-4 inclined-plane on cushion block 7-1.
Specific implementation mode seven：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17, this
Embodiment is described further embodiment one or three, and the seat unit 1 is around II 1-10 of hinge expansion or packs up
When, II 1-10 of hinge is in limiting condition, and seat is unstable when preventing from using.
The present invention operation principle be：When using seat, by the telescopic rod 1-4 in seat unit 1 around II 1-10 of hinge
Then rotation pulls telescopic rod I 1-4 adjustment, makes bearing plate 1-9 at a distance from lectern to position appropriate, so to lectern outer end
Rotation trip bolt 1-12 fixes I 1-4 of telescopic rod afterwards；When the height to bearing plate 1-9 being needed to be finely adjusted, rotating spanner 1-
2, spanner 1-2 drive screw rod I 1-11 rotations, and screw rod I 1-11 drives lantern ring 1-3 is moved toward one another or counter motion, lantern ring 1-3 bands
The upper end of lever 1-5 upwardly or downwardly moves, and then bearing plate 1-9 is driven upwardly or downwardly to move, and reaches the mesh of fine tuning
, the purpose of II 1-7 of telescopic rod is to prevent bearing plate 1-9 from being rotated around I 1-11 of screw rod.
When adjusting desktop 4-2 height, poke rod 7-9 is pushed to be rotated around disk 7-10 with foot, circle set 7-11 and disk 7-
10 by key connection, and circle set 7-11 rotations drive disk 7-10 rotations, and then screw rod II 7-3 rotations, II 7-3 of screw rod is driven to drive
Hollow tube 7-7 is moved up and down, and hollow tube 7-7 drives II 7-13 of connecting rod to move up and down, and II 7-13 of connecting rod drives I 7- of drive link
2, one end of III 7-6 of II 7-5 of drive link and drive link moves up and down, III 7-6 of I 7-2 of drive link, II 7-5 of drive link and drive link
The cushion block 7-1 of the other end is driven to be slided on supporting block 2-3, the inclined-plane sliding on the inclined-plane on cushion block 7-1 and the upper ends groove 4-4 is matched
It closes, and since III 4-1 of side plate and IV 4-3 of side plate are in sliding slot 2-1, limit it and move left and right, make III 4-1 of side plate and side plate IV
4-3 can only be moved up and down along the inclined-plane on cushion block 7-1, and III 4-1 of side plate and IV 4-3 of side plate drive desktop 4-2 to move up and down, complete
At the adjusting of lectern height；Hollow tube 7-7 drives I 1-1 of connecting rod to move up and down when moving up and down simultaneously, make seat unit 1 with
It the variation of desktop 4-2 height and changes, saved when using seat leads to secondary tune due to distance is excessive between desktop and seat
The step of section.
Certainly, above description is not limitation of the present invention, and the present invention is also not limited to the example above, the art
The variations, modifications, additions or substitutions that those of ordinary skill is made in the essential scope of the present invention also belong to the guarantor of the present invention
Protect range.
Claims (7)
1. a kind of multi-functional lectern, including seat unit (1), bogey (2), storage tank (3), carriage (4), electric appliance box
(5), demarcation strip (6) and support device (7), seat unit (1) include connecting rod I (1-1), spanner (1-2), lantern ring (1-3), stretch
Contracting bar I (1-4), bar (1-5), support plate (1-6), telescopic rod II (1-7), hinge I (1-8), bearing plate (1-9), II (1- of hinge
10), screw rod I (1-11) and trip bolt (1-12), it is characterised in that：Connecting rod I (1-1) is connected to by hinge II (1-10)
The other end of one end of telescopic rod I (1-4), telescopic rod I (1-4) is welded in support plate (1-6), one end of support plate (1-6)
It is connect with telescopic rod II (1-7) by hinge I (1-8), the other end of telescopic rod II (1-7) is connected to by hinge I (1-8) to be held
On weight plate (1-9), bearing plate (1-9) is equipped with through the hole of its main body, and screw rod I (1-11) is provided at its inner portion across the hole,
And screw rod I (1-11) and bearing plate (1-9) clearance fit, screw rod I (1-11) exposing are set in the part at the both ends bearing plate (1-9)
There is reverse thread, there are two lantern ring (1-3) is set, two lantern rings (1-3) are threadedly attached in the both ends screw rod I (1-11), lantern ring
(1-3) is connected to one end of bar (1-5) by hinge I (1-8), and the other end of bar (1-5) is connected to branch by hinge I (1-8)
On fagging (1-6), spanner (1-2) is welded on one end of screw rod I (1-11), and trip bolt (1-12) is arranged at telescopic rod I (1-4)
On telescopic rod II (1-7)；
Hinge II (1-10) include upper plectane (1-10-1), baffle I (1-10-2), shaft (1-10-3), lower plectane (1-10-4),
Baffle II (1-10-5) and axle sleeve (1-10-6), upper plectane (1-10-1) are respectively welded at shaft (1- with lower plectane (1-10-4)
10-3) both ends, the both ends of baffle I (1-10-2) are respectively welded at plectane (1-10-1), on lower plectane (1-10-4), axle sleeve
(1-10-6) and shaft (1-10-3) clearance fit, baffle II (1-10-5) and upper plectane (1-10-1), lower plectane (1-10-4)
Clearance fit；
Bogey (2) includes sliding slot (2-1), side plate I (2-2), supporting block (2-3), side plate II (2-4) and bottom plate (2-5), side
Plate I (2-2), side plate II (2-4) are welded on the upper end bottom plate (2-5), and sliding slot (2-1) is separately positioned on side plate I (2-2), side plate II
On (2-4), there are three supporting block (2-3) is set, supporting block (2-3) is interference fitted with sliding slot (2-1), two supporting blocks (2-3) point
Not Wei Yu side plate I (2-2) and side plate II (2-4) link position, another supporting block (2-3) is located in side plate II (2-4)
Between position；
Carriage (4) includes side plate III (4-1), desktop (4-2), side plate IV (4-3) and groove (4-4), side plate III (4-1) with
Side plate IV (4-3) is by rivet interlacement in the lower end desktop (4-2), and there are three groove (4-4) is set, two grooves (4-4) settings exist
Side plate III (4-1) and the junction side plate IV (4-3), another groove (4-4) are arranged in the centre position side plate IV (4-3)；
Support device (7) includes cushion block (7-1), drive link I (7-2), screw rod II (7-3), upper stop piece (7-4), II (7- of drive link
5), drive link III (7-6), hollow tube (7-7), lower stop piece (7-8), poke rod (7-9), disk (7-10), circle set (7-11), hinge
Chain III (7-12) and connecting rod II (7-13), disk (7-10) is by being keyed under the lower end screw rod II (7-3), disk (7-10)
End is connected with supporting rod by bearing, and circle set (7-11) is sleeved on the outer end disk (7-10) by key, and poke rod (7-9) is welded on circle
It covers on (7-11), upper stop piece (7-4) is welded on lower stop piece (7-8) on screw rod II (7-3), upper stop piece (7-4) and lower stop piece
Screw rod II (7-3) between (7-8) is equipped with screw thread, hollow tube (7-7) and screw rod II (7-3) screw-thread fit, II (7- of connecting rod
13) one end is welded on hollow tube (7-7) outer wall, and drive link I (7-2) and one end of drive link III (7-6) pass through hinge
III (7-12) is connected to the side connecting rod II (7-13), and drive link I (7-2) and the other end of drive link III (7-6) pass through hinge
Chain III (7-12) is connected with cushion block (7-1), and the other end of connecting rod II (7-13) is connected with II (7- of drive link by hinge III (7-12)
5), the other end of drive link II (7-5) is connected with cushion block (7-1) by hinge III (7-12)；
Cushion block (7-1) is placed on the upper end supporting block (2-3), and side plate III (4-1), side plate IV (4-3) and the gap sliding slot (2-1) are matched
It closes, groove (4-4) and cushion block (7-1) clearance fit, connecting rod I (1-1) are welded on hollow tube (7-7) outer wall, demarcation strip (6)
It is welded on side plate I (2-2), on side plate II (2-4), storage tank (3) is both placed in demarcation strip (6) upper end with electric appliance box (5).
2. a kind of multi-functional lectern according to claim 1, it is characterised in that：The hinge I (1-8) and hinge III
(7-12) structure is identical.
3. a kind of multi-functional lectern according to claim 1, it is characterised in that：The cushion block (7-1) is pentagonal prism, and
And the pentagonal prism is right angle there are three angle.
4. a kind of multi-functional lectern according to claim 1, it is characterised in that：The baffle I (1-10-2) and baffle
II (1-10-5) is arc, and baffle I (1-10-2) is equal with the radius of baffle II (1-10-5).
5. a kind of multi-functional lectern according to claim 1 or 3, it is characterised in that：The desktop (4-2) is located at minimum
When height, cushion block (7-1) is located at the upper end supporting block (2-3), and the inclined-plane on the inclined-plane of cushion block (7-1) and the upper end groove (4-4)
Contact.
6. a kind of multi-functional lectern according to claim 1 or 3, it is characterised in that：The desktop (4-2) is located at highest
When height, cushion block (7-1) is located at the upper end supporting block (2-3), and transverse plane and the upper end inclined-plane groove (4-4) on cushion block (7-1)
Lower rib contact.
7. a kind of multi-functional lectern according to claim 1, it is characterised in that：The seat unit (1) is around hinge
When II (1-10) is unfolded or packs up, hinge II (1-10) is in limiting condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710117667.3A CN106724180B (en) | 2017-03-01 | 2017-03-01 | A kind of multi-functional lectern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710117667.3A CN106724180B (en) | 2017-03-01 | 2017-03-01 | A kind of multi-functional lectern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106724180A CN106724180A (en) | 2017-05-31 |
| CN106724180B true CN106724180B (en) | 2018-09-04 |
Family
ID=58959543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710117667.3A Expired - Fee Related CN106724180B (en) | 2017-03-01 | 2017-03-01 | A kind of multi-functional lectern |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106724180B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108143099A (en) * | 2018-01-16 | 2018-06-12 | 姜曼曼 | A kind of lectern |
| CN108813935B (en) * | 2018-06-21 | 2020-12-25 | 深圳东港嘉胜家具制造有限公司 | Teacher uses lectern |
| CN108835874A (en) * | 2018-06-22 | 2018-11-20 | 祁建成 | A kind of novel teaching table |
| CN112914240B (en) * | 2021-02-02 | 2022-05-03 | 江苏静远建设工程有限公司 | Dustproof catering device for construction site construction |
| CN113425083B (en) * | 2021-08-12 | 2022-05-10 | 信阳师范学院 | Variable reading table applied to library and using method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1033285A (en) * | 1996-07-25 | 1998-02-10 | Matsushita Electric Ind Co Ltd | Furniture device and slide seat device used for the same |
| JP2003235651A (en) * | 2002-02-15 | 2003-08-26 | Ishii Seiki Seisakusho:Kk | Personal computer working table used in sitting position |
| US8979190B2 (en) * | 2012-10-19 | 2015-03-17 | Demetrius Madrigal | Tray with armrest clamp |
| CN204483433U (en) * | 2015-02-04 | 2015-07-22 | 桐庐高兴钢木制品有限公司 | Steel dais |
| CN205197492U (en) * | 2015-10-26 | 2016-05-04 | 李全斌 | Teaching is with combination formula multi -media lectern |
| CN205072374U (en) * | 2015-10-27 | 2016-03-09 | 季虎 | Multimedia teaching desk |
| CN205993917U (en) * | 2016-06-28 | 2017-03-08 | 福州外语外贸学院 | A kind of new lectern |
-
2017
- 2017-03-01 CN CN201710117667.3A patent/CN106724180B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN106724180A (en) | 2017-05-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106724180B (en) | A kind of multi-functional lectern | |
| CN202775011U (en) | Lift type desk | |
| CN107259786A (en) | A kind of multifunctional platform | |
| CN209284497U (en) | A kind of multi-media teaching table | |
| CN103082651B (en) | Table enabling user to adjust board inclined angle | |
| CN206124533U (en) | A teaching show board for starting an undertaking course | |
| CN202146059U (en) | Notebook computer desk with transformable desk plate | |
| CN203789440U (en) | Desk and chair for students | |
| CN212036607U (en) | Foldable and adjustable multifunctional student desk and chair | |
| CN209268915U (en) | A kind of height-adjustable tablet chair | |
| CN206491497U (en) | A kind of automatic adjustable detachable desk of height | |
| CN203676680U (en) | Multi-degree-of-freedom adjustable rotary table | |
| CN210227306U (en) | Student management is with explaining table | |
| CN201640978U (en) | Foot stool of desk and chair with adjustable height | |
| CN208997594U (en) | A kind of double end 3D joining image-forming system | |
| CN207125047U (en) | A kind of seedling growth support meanss | |
| CN208909458U (en) | A kind of sofa hardware trigeminal feet with adjustable threaded post rail structure | |
| CN208708886U (en) | A kind of foldable desk | |
| KR200312312Y1 (en) | A desk for teaching | |
| CN207602054U (en) | A kind of multi-functional College Chinese teacher teaching aid | |
| CN215014490U (en) | Height-adjustable double-person learning table | |
| CN107701879A (en) | A kind of environmental protection equipment adjusting bracket | |
| CN104757786B (en) | A kind of teaching desk | |
| CN209183065U (en) | A kind of English language study instructional device | |
| CN211380163U (en) | Comfortable effectual multi-functional student corrects chair with posture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180904 Termination date: 20190301 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |