CN212036545U - Multi-functional lectern of giving lessons - Google Patents

Abstract

The utility model provides a multifunctional teaching desk, which comprises a protective box, a supporting seat, a protective door, a handle, a placing plate, a rotary book clamping plate structure, a fastening and sealing dust drawing storage box structure, an adjusting and clamping fixed book placing frame structure, a supporting column, a supporting rod, a protective shell, a drawing box, a handle, a chalk box and a protective pad, wherein the supporting seat is respectively bolted at the four corners of the bottom of the protective box; the protective door is connected to the lower part of the front surface of the protective box through a hinge; the handle screw is connected to the middle position on the left side of the front surface of the protective door; the placing plate is connected to the upper part of the left side of the protective box through a bolt. The arrangement of the fixing seat, the roller bearing, the inserted link, the protection plate, the protection sheet and the carriage is beneficial to the clamping placement of books in lectures; the backup pad, the slide bar, the movable block, the locking bolt, the setting of connecting block, dust storage box and holding rod is favorable to storing the dust on the lectern.

Description

Multi-functional lectern of giving lessons

Technical Field

The utility model belongs to the technical field of the lectern, especially, relate to a multi-functional lectern of giving lessons.

Background

The teacher desk, pronunciation ji { hacek over (a) } ngzhu ō, Chinese words and phrases, basically means the desk used by the teacher when he or she speaks, on which books or texts are placed.

But the current lecture lectern of giving lessons still has the books of inconvenient to the lecture to carry out the joint and places, and inconvenient dust to the lectern is collected and inconvenient books to the lecture conclude the problem of placing.

Therefore, the invention of the multifunctional teaching desk is very necessary.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a multi-functional lectern of giving lessons to solve the inconvenient books to the lecture of current lecture lectern and carry out the joint and place, inconvenient dust to the lectern is collected and inconvenient books to the lecture conclude the problem of placing. A multifunctional teaching desk comprises a protective box, a supporting seat, a protective door, a handle, a placing plate, a rotary book clamping plate structure, a fastening and sealing dust drawing storage box structure, an adjusting and clamping fixed book placing frame structure, a supporting column, a supporting rod, a protective shell, a drawing box, a handle, a chalk box and a protective pad, wherein the supporting seat is respectively bolted at four corners of the bottom of the protective box; the protective door is connected to the lower part of the front surface of the protective box through a hinge; the handle screw is connected to the middle position on the left side of the front surface of the protective door; the placing plate is connected to the upper part of the left side of the protective box through a bolt; the rotary book clamping plate structure is arranged in the middle of the upper surface of the placing plate; the fastening and sealing dust drawing storage box structure is arranged on the left side of the bottom of the storage plate; the adjusting, clamping and fixing book placing frame structure is arranged on the upper part of the front surface of the protective box; the supporting columns are respectively connected to the lower parts of the placing plates through bolts; the supporting rod is connected with the joint of the protective box and the supporting column through a bolt; the protective shell is connected to the middle position of the bottom of the placing plate through a bolt; the drawing box is inserted in the middle of the inside of the protective shell; the handle screw is connected to the middle position of the front surface of the drawing box; the protective pad is glued to the lower part of the support column; the rotary book clamping plate structure is arranged on the fixed seat, the roller bearing, the inserted link, the protection plate, the protection sheet and the carriage, and the roller bearing is embedded in the middle of the inner side of the fixed seat; the fixed seat is inserted at the upper part of the inner side of the roller bearing; the protection plate is connected to the upper part of the inserted bar through bolts; the protection sheets are respectively connected to the left side and the right side of the front surface of the protection plate through bolts; the carriage is connected with the middle position of the lower part of the front surface of the protection plate through a bolt.

Preferably, the protective box is a stainless steel box; the outer surface is coated with an anti-rust paint layer.

Preferably, the supporting seat is a reverse trapezoidal stainless steel seat; the outer surface of the supporting seat is wrapped with a silica gel sleeve; the chalk box is an acrylic transparent plastic box.

Preferably, the inserted bar is connected with the inner side of the roller bearing at the connection position in an interference fit manner.

Preferably, the carriage is an aluminum alloy plate with a rubber pad glued on the upper surface.

Preferably, the fastening and sealing dust drawing storage box structure comprises a supporting plate, a sliding rod, a moving block, a locking bolt, a connecting block, a dust storage box and a holding rod, wherein the sliding rod is connected with the middle position of the front surface of the supporting plate through the bolt; the moving block is sleeved on the right side of the outer surface of the sliding rod; the locking bolt is in threaded connection with the connecting part of the sliding rod and the moving block; the connecting block is connected to the lower part of the moving block through bolts; the dust storage box is connected to the lower part of the connecting block through a bolt; the holding rod is connected with the middle position of the left side of the dust storage box through a bolt.

Preferably, the dust storage box is a trapezoidal acrylic plastic box.

Preferably, the holding rod is an acrylic rod; the outer surface of the holding rod is wrapped with a silica gel sleeve; the outer surface of the silica gel sleeve is provided with a straight-line-shaped anti-slip pattern.

Preferably, the book placing frame structure for adjusting, clamping and fixing books comprises a placing frame, a left clamping plate, an inserting pipe, an inserting rod, an adjusting bolt and a right clamping plate, wherein the left clamping plate is connected to the lower part of the left side of the front surface of the placing frame through the bolt; the inserting pipe is connected to the lower part of the right side of the left clamping plate through a bolt; the insertion rod is transversely inserted into the right side of the inside of the insertion pipe; the adjusting bolt is in threaded connection with the connection part of the insertion pipe and the insertion rod; the right clamping plate is connected with the right side of the insertion rod through a bolt.

Preferably, the left splint and the right splint are respectively made of PVC plastic plates.

Preferably, the placing frame is a hollow frame away from the house.

Preferably, the fixed seat is connected with the placing plate through a bolt; the supporting plate is connected with the placing plate through bolts; the placing frame is connected with the protective box through bolts.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, fixing base, roller bearing, the inserted bar, the guard plate, the setting of protection piece and planker is favorable to carrying out the joint to the books of lecture and places.

2. The utility model discloses in, backup pad, slide bar, the movable block, the locking bolt, the setting of connecting block, dust storage box and holding rod is favorable to storing the dust on the lectern.

3. The utility model discloses in, rack, left splint, the pipe of pegging graft, the pole of pegging graft, adjusting bolt and right splint's setting is favorable to carrying out the centre gripping to the books of lecture fixedly.

4. In the utility model, the protective box is a stainless steel box; the outer surface is coated with an anti-rust paint layer, which is beneficial to preventing the protective box from rusting and damaging.

5. In the utility model, the supporting seat is a reverse trapezoidal stainless steel seat; the outer surface of the supporting seat is wrapped with a silica gel sleeve; the chalk box specifically adopts acrylic transparent plastic box, is favorable to supporting fixedly to the lectern, can reduce the manufacturing cost of chalk box simultaneously.

6. The utility model discloses in, the inserted bar be connected the setting with the inboard junction interference fit of roller bearing, be favorable to preventing that the inserted bar from skidding in roller bearing's inside.

7. In the utility model, the holding rod is an acrylic rod; the outer surface of the holding rod is wrapped with a silica gel sleeve; the surface of silica gel cover be provided with the antiskid line of a straight line, be favorable to blockking the frictional force between instructor's hand and the holding rod.

8. The utility model discloses in, the rack specifically adopt to leave family's fretwork frame, be favorable to breathing freely the books of centre gripping.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the rotary book clamping plate structure of the present invention.

Fig. 3 is a schematic structural view of the fastening and sealing dust drawing storage box structure of the present invention.

Fig. 4 is a schematic structural view of the adjustable clamping fixed book shelf structure of the present invention.

In the figure:

1. a protective box; 2. a supporting seat; 3. a protective door; 4. a handle; 5. placing a plate; 6. a rotary book clamping plate structure; 61. a fixed seat; 62. a roller bearing; 63. inserting a rod; 64. a protection plate; 65. a protective sheet; 66. a carriage; 7. fastening and sealing a dust drawing storage box structure; 71. a support plate; 72. a slide bar; 73. a moving block; 74. locking the bolt; 75. connecting blocks; 76. a dust storage box; 77. a holding rod; 8. the structure of the book placing frame is adjusted, clamped and fixed; 81. placing a rack; 82. a left splint; 83. inserting a pipe; 84. a plug rod; 85. adjusting the bolt; 86. a right splint; 9. a support pillar; 10. a support bar; 11. a protective shell; 12. a box is drawn out; 13. a grip; 14. a chalk case; 15. a protective pad.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in figures 1 to 4

The utility model provides a multifunctional teaching desk, which comprises a protective box 1, a supporting seat 2, a protective door 3, a handle 4, a placing plate 5, a rotary book clamping plate structure 6, a fastening and sealing dust drawing storage box structure 7, an adjusting and clamping fixed book placing frame structure 8, a supporting column 9, a supporting rod 10, a protective shell 11, a drawing box 12, a handle 13, a chalk box 14 and a protective pad 15, wherein the supporting seat 2 is respectively bolted at four corners of the bottom of the protective box 1; the protective door 3 is hinged to the lower part of the front surface of the protective box 1; the handle 4 is connected to the middle position on the left side of the front surface of the protective door 3 through a screw; the placing plate 5 is connected to the upper part of the left side of the protective box 1 through a bolt; the rotary book clamping plate structure 6 is arranged in the middle of the upper surface of the placing plate 5; the fastening and sealing dust drawing storage box structure 7 is arranged on the left side of the bottom of the placing plate 5; the adjusting, clamping and fixing book placing frame structure 8 is arranged on the upper part of the front surface of the protective box 1; the supporting columns 9 are respectively connected to the lower parts of the placing plates 5 through bolts; the supporting rod 10 is connected with the joint of the protective box 1 and the supporting column 9 through bolts; the protective shell 11 is connected to the middle position of the bottom of the placing plate 5 through a bolt; the drawing box 12 is inserted in the middle position inside the protective shell 11; the handle 13 is connected with the middle position of the front surface of the drawer box 12 through a screw; the protective pad 15 is glued to the lower part of the supporting column 9; the rotary book clamping plate structure 6 is arranged on a fixed seat 61, a roller bearing 62, an inserting rod 63, a protection plate 64, a protection sheet 65 and a carriage 66, wherein the roller bearing 62 is embedded in the middle of the inner side of the fixed seat 61; the fixed seat 61 is inserted in the upper part of the inner side of the roller bearing 62; the protection plate 64 is connected to the upper part of the inserted bar 63 through bolts; the protection pieces 65 are respectively bolted on the left side and the right side of the front surface of the protection plate 64; the carriage 66 is bolted to the middle of the lower part of the front surface of the protection plate 64.

In the above embodiment, specifically, the protective box 1 specifically adopts a stainless steel box; the outer surface is coated with an anti-rust paint layer.

In the above embodiment, specifically, the supporting seat 2 specifically adopts an inverted trapezoidal stainless steel seat; the outer surface of the supporting seat 2 is wrapped with a silica gel sleeve; the chalk box 14 is specifically made of acrylic transparent plastic.

In the above embodiment, specifically, the insertion rod 63 is connected with the inner side of the roller bearing 62 in an interference fit manner.

In the above embodiment, the carriage 66 is specifically an aluminum alloy plate with a rubber pad glued on the upper surface.

In the above embodiment, specifically, the fastening and sealing dust drawing storage box structure 7 includes a support plate 71, a slide rod 72, a moving block 73, a locking bolt 74, a connecting block 75, a dust storage box 76 and a holding rod 77, wherein the slide rod 72 is bolted to the middle position of the front surface of the support plate 71; the moving block 73 is sleeved on the right side of the outer surface of the sliding rod 72; the locking bolt 74 is in threaded connection with the connection position of the sliding rod 72 and the moving block 73; the connecting block 75 is connected to the lower part of the moving block 73 through bolts; the dust storage box 76 is connected to the lower part of the connecting block 75 through bolts; the holding bar 77 is bolted to the left side of the dust storage box 76 at a middle position.

In the above embodiment, specifically, the dust storage box 76 is a trapezoidal acrylic plastic box.

In the above embodiment, specifically, the grip 77 is specifically an acrylic rod; the outer surface of the holding rod 77 is wrapped by a silica gel sleeve; the outer surface of the silica gel sleeve is provided with a straight-line-shaped anti-slip pattern.

In the above embodiment, specifically, the book placing frame structure 8 for adjusting, clamping and fixing the book comprises a placing frame 81, a left clamping plate 82, an insertion pipe 83, an insertion rod 84, an adjusting bolt 85 and a right clamping plate 86, wherein the left clamping plate 82 is bolted to the lower part of the left side of the front surface of the placing frame 81; the inserting pipe 83 is connected to the lower part of the right side of the left clamping plate 82 through a bolt; the insertion rod 84 is transversely inserted into the right side of the inside of the insertion pipe 83; the adjusting bolt 85 is in threaded connection with the connection position of the plug pipe 83 and the plug rod 84; the right clamping plate 86 is bolted to the right side of the connecting rod 84.

In the above embodiment, specifically, the left splint 82 and the right splint 86 are made of PVC plastic plates respectively.

In the above embodiment, specifically, the placing frame 81 specifically adopts a hollow frame away from home.

In the above embodiment, specifically, the fixing seat 61 is connected with the placing plate 5 by a bolt; the supporting plate 71 is connected with the placing plate 5 through bolts; the placing frame 81 is connected with the protective box 1 through bolts.

Principle of operation

The utility model discloses in during the use, at first remove the classroom that needs the lecture lectern that needs used, then the lecturer is at the in-process of lecture, the lecturer can carry out the lecture to the lecture book of lecture on putting planker 66 through protective sheet 65 respectively, then can rotate the angle of textbook through inserted bar 63 through roller bearing 62, at the in-process of lecture teacher, loosen locking bolt 74, then hold holding rod 77 and open storage dust box 76, utilize storage dust box 76 to store the dust on the lecture table after that, at the in-process of using the lecture table, utilize left splint 82 to cooperate right splint 86 to place the books of lecture.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims (9)

1. A multifunctional teaching desk is characterized by comprising a protective box (1), a supporting seat (2), a protective door (3), a handle (4), a placing plate (5), a rotary book clamping plate structure (6), a fastening and sealing dust drawing storing box structure (7), an adjusting and clamping fixed book placing frame structure (8), a supporting column (9), a supporting rod (10), a protective shell (11), a drawing box (12), a handle (13), a chalk box (14) and a protective pad (15), wherein the supporting seat (2) is respectively bolted at four corners of the bottom of the protective box (1); the protective door (3) is connected to the lower part of the front surface of the protective box (1) through a hinge; the handle (4) is connected to the middle position of the left side of the front surface of the protective door (3) through a screw; the placing plate (5) is connected to the upper part of the left side of the protective box (1) through a bolt; the rotary book clamping plate structure (6) is arranged in the middle of the upper surface of the placing plate (5); the fastening and sealing dust drawing storage box structure (7) is arranged on the left side of the bottom of the placing plate (5); the adjusting, clamping and fixing book placing frame structure (8) is arranged on the upper part of the front surface of the protective box (1); the supporting columns (9) are respectively connected to the lower parts of the placing plates (5) through bolts; the supporting rod (10) is connected to the joint of the protective box (1) and the supporting column (9) through bolts; the protective shell (11) is connected to the middle position of the bottom of the placing plate (5) through a bolt; the drawing box (12) is inserted in the middle position inside the protective shell (11); the handle (13) is connected with the middle position of the front surface of the drawing box (12) through a screw; the protective pad (15) is glued to the lower part of the supporting column (9); the rotary book clamping plate structure (6) is arranged on a fixed seat (61), a roller bearing (62), an inserted rod (63), a protection plate (64), a protection sheet (65) and a carriage (66), and the roller bearing (62) is embedded in the middle of the inner side of the fixed seat (61); the fixed seat (61) is inserted at the upper part of the inner side of the roller bearing (62); the protection plate (64) is connected to the upper part of the inserted rod (63) through a bolt; the protection sheets (65) are respectively connected to the left side and the right side of the front surface of the protection plate (64) through bolts; the planker (66) is connected to the middle position of the lower part of the front surface of the protection plate (64) through a bolt.

2. The multifunctional teaching desk as claimed in claim 1, wherein the support base (2) is made of inverted trapezoidal stainless steel; the outer surface of the supporting seat (2) is wrapped with a silica gel sleeve; the chalk box (14) is an acrylic transparent plastic box.

3. The multifunctional lecture desk as claimed in claim 1, wherein the insertion rod (63) is connected with the inner side of the roller bearing (62) in an interference fit manner.

4. The multifunctional teaching desk as claimed in claim 1, wherein the carriage (66) is made of an aluminum alloy plate with a rubber pad glued on the upper surface.

5. The multifunctional lecture desk as claimed in claim 1, wherein the fastening and sealing dust drawing storage box structure (7) comprises a support plate (71), a slide rod (72), a moving block (73), a locking bolt (74), a connecting block (75), a dust storage box (76) and a holding rod (77), wherein the slide rod (72) is bolted to the middle position of the front surface of the support plate (71); the moving block (73) is sleeved on the right side of the outer surface of the sliding rod (72); the locking bolt (74) is in threaded connection with the connecting part of the sliding rod (72) and the moving block (73); the connecting block (75) is connected to the lower part of the moving block (73) through bolts; the dust storage box (76) is connected to the lower part of the connecting block (75) through a bolt; the holding rod (77) is connected to the middle position of the left side of the dust storage box (76) through a bolt.

6. The multifunctional lecture desk as claimed in claim 5, wherein the dust storage box (76) is a trapezoidal acrylic plastic box.

7. The multifunctional lecture desk as claimed in claim 5, wherein the holding rod (77) is an acrylic rod; the outer surface of the holding rod (77) is wrapped with a silica gel sleeve; the outer surface of the silica gel sleeve is provided with a straight-line-shaped anti-slip pattern.

8. The multifunctional teaching desk as claimed in claim 1, wherein the adjusting clamping fixed book placing frame structure (8) comprises a placing frame (81), a left clamping plate (82), a splicing pipe (83), a splicing rod (84), an adjusting bolt (85) and a right clamping plate (86), wherein the left clamping plate (82) is bolted to the lower part of the left side of the front surface of the placing frame (81); the inserting pipe (83) is connected to the lower part of the right side of the left clamping plate (82) through a bolt; the insertion rod (84) is transversely inserted at the right side inside the insertion pipe (83); the adjusting bolt (85) is in threaded connection with the connection position of the insertion pipe (83) and the insertion rod (84); the right clamping plate (86) is connected with the right side of the insertion rod (84) through a bolt.

9. The multifunctional lecture desk as claimed in claim 8, wherein the left clamping plate (82) and the right clamping plate (86) are made of PVC plastic plates, respectively.

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