CN213277064U

CN213277064U - Device for new media teaching

Info

Publication number: CN213277064U
Application number: CN202021854109.9U
Authority: CN
Inventors: 许立
Original assignee: Nanjing Qingyue Technology Co ltd
Current assignee: Nanjing Qingyue Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-25
Anticipated expiration: 2030-08-31

Abstract

The utility model belongs to the technical field of the teaching aid, concretely relates to device that new media teaching was used, including lower casing, the outside of every pillar all is provided with hollow tube and two thread grooves, the outside lower part of hollow tube be provided with the fixing bolt of thread groove spiro union, and the outside of hollow tube fixed mounting has articulated seat of second U type and fixed block respectively, the inboard rotation of the articulated seat of second U type is connected with the connecting block, the common fixed mounting of front surface of two connecting blocks has the show board, the draw-in groove has been seted up to the lower surface symmetry of show board, the inside spiro union of fixed block has the butterfly bolt that corresponds with the draw-in groove. The utility model discloses a loosen fixing bolt to remove the hollow tube to extreme lower position department, it is fixed with thread groove to utilize fixing bolt simultaneously, later, through the inside of unscrewing the spacing groove with the one end of butterfly bolt, can turn over the show board downwards, thereby has reduced the space that the teaching device occupy greatly, conveniently carries.

Description

Device for new media teaching

Technical Field

The utility model relates to a teaching aid technical field specifically is a device that new media teaching was used.

Background

Since the twenty-first century, media science is a new subject for combing all links such as production, sales, advertisements, human resources, finance, strategy and the like, and is the comprehensive judgment of media; provides both the knowledge and the decision-making basis for researchers and the industry. For traditional teaching, more need provide a plurality of materials and demonstrate abstract relation theory in the teaching process of media management science, traditional show board and other teaching device can't satisfy the teaching demand in this type of field. In the teaching process, a teacher needs to frequently show a student with a chart and example data prepared in advance, and a teaching device is needed at the moment, so that the displayed object is presented to the student.

However, the existing teaching device has a fixed structure, so that the occupied space is large and the teaching device is inconvenient to carry; and the current teaching device causes the unstable problem of placing easily for the convenience of guaranteeing to remove. Therefore, a device for teaching new media is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device for teaching new media, which solves the problems of the prior teaching device that the structure is fixed, the occupied space is large and the carrying is inconvenient; and the current teaching device causes the unstable problem of placing easily for the convenience of guaranteeing to remove.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a device that new media teaching was used, includes casing down, the last surface symmetry fixed mounting of casing has the pillar, every down the outside of pillar all is provided with hollow tube and two thread grooves, the outside lower part of hollow tube is provided with the fixing bolt with the thread groove spiro union, just the outside of hollow tube is fixed mounting respectively has articulated seat of second U type and fixed block, the inboard rotation of the articulated seat of second U type is connected with the connecting block, two the common fixed mounting of front surface of connecting block has the show board, the draw-in groove has been seted up to the lower surface symmetry of show board, the inside spiro union of fixed block has the butterfly bolt that corresponds with the draw-in groove.

Preferably, the bottom of the display board is fixedly provided with a lifting handle, and the outer side of the lifting handle is sleeved with an anti-skid rubber sleeve.

Preferably, the inboard of casing is rotated down and is connected with the lead screw, the one end of lead screw runs through casing fixedly connected with action bars down, just the outside symmetry spiro union of lead screw has the movable block, every the bottom of movable block all rotates and is connected with the connecting rod, the lower extreme of connecting rod rotates and is connected with the articulated seat of first U type, two the common fixed mounting of lower surface of the articulated seat of first U type has the backup pad, the even fixed mounting of lower surface of backup pad has four thrust wheels.

Preferably, the connecting block is rotatably connected with the second U-shaped hinged seat through a rotating shaft, and the screw rod is connected with the lower shell through a bearing.

Preferably, the lower surface of the lower shell is fixedly provided with a rubber ring, and the lower surface of the rubber ring is provided with protective grains.

Preferably, the limiting grooves are symmetrically formed in two sides of the inner cavity of the lower shell, and limiting blocks matched with the limiting grooves are symmetrically and fixedly mounted on two sides of the supporting plate.

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

1. the utility model discloses a loosen fixing bolt to remove the hollow tube to extreme lower position department, it is fixed with thread groove to utilize fixing bolt simultaneously, later, through the inside of unscrewing the spacing groove with the one end of butterfly bolt, can turn over the show board downwards, thereby has reduced the space that the teaching device occupy greatly, conveniently carries.

2. The utility model discloses a rotate the action bars, drive the lead screw and rotate, realize that two movable blocks in the outside drive the backup pad that connects through connecting rod, the articulated seat of first U type and move down to make four thrust wheels hold up the whole of device, convenient the removal, be convenient for stable placing simultaneously.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a rear view of the present invention;

FIG. 3 is an enlarged view of part A of the present invention;

fig. 4 is a partial enlarged view of part B of the present invention.

In the figure: 1. a lower housing; 2. a thrust wheel; 3. a pillar; 4. a connecting rod; 5. a screw rod; 6. a support plate; 7. a movable block; 8. an operating lever; 9. a hollow tube; 10. lifting the handle; 11. a display board; 12. a first U-shaped hinge base; 13. fixing the bolt; 14. a card slot; 15. a fixed block; 16. a butterfly bolt; 17. a second U-shaped hinged seat; 18. connecting blocks; 19. a thread groove; 20. a limiting groove; 21. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, a device for teaching a new media includes a lower housing 1, pillars 3 are symmetrically and fixedly installed on the upper surface of the lower housing 1, a hollow tube 9 and two thread grooves 19 are respectively installed on the outer side of each pillar 3, a fixing bolt 13 screwed with the thread groove 19 is installed on the lower portion of the outer side of the hollow tube 9, a second U-shaped hinge seat 17 and a fixing block 15 are respectively and fixedly installed on the outer side of the hollow tube 9, a connecting block 18 is rotatably connected to the inner side of the second U-shaped hinge seat 17, a display plate 11 is fixedly installed on the front surfaces of the two connecting blocks 18, a clamping groove 14 is symmetrically installed on the lower surface of the display plate 11, a butterfly bolt 16 corresponding to the clamping groove 14 is screwed into the inner portion of the fixing block 15, the fixing bolt 13 is unscrewed, the hollow tube 9 is moved to the lowest position and is fixed by the fixing bolt 13 and the thread groove 19, and then, one end of the butterfly, the display board 11 can be turned downwards, so that the space occupied by the teaching device is greatly reduced, and the teaching device is convenient to carry.

Referring to fig. 1-2, a lifting handle 10 is fixedly installed at the bottom of the display board 11, and an anti-slip rubber sleeve is sleeved on the outer side of the lifting handle 10, so that the device is convenient to carry.

Referring to fig. 1, the inner side of the lower casing 1 is rotatably connected with a screw rod 5, one end of the screw rod 5 penetrates through the lower casing 1 and is fixedly connected with an operating rod 8, the outer side of the screw rod 5 is symmetrically screwed with movable blocks 7, the bottom of each movable block 7 is rotatably connected with a connecting rod 4, the lower end of each connecting rod 4 is rotatably connected with a first U-shaped hinged seat 12, a supporting plate 6 is fixedly mounted on the lower surfaces of the two first U-shaped hinged seats 12 together, four supporting wheels 2 are uniformly and fixedly mounted on the lower surface of the supporting plate 6, the screw rod 5 is driven to rotate by rotating the operating rod 8, the two movable blocks 7 on the outer side are driven to move downwards through the connecting rods 4 and the supporting plate 6 connected with the first U-shaped hinged seats 12, so that the four supporting wheels 2 support the whole device, and are convenient to move and.

Referring to fig. 1, the connecting block 18 is rotatably connected to the second U-shaped hinge base 17 through a rotating shaft, and the lead screw 5 is connected to the lower housing 1 through a bearing.

Referring to fig. 1-2, a rubber ring is fixedly mounted on the lower surface of the lower housing 1, and a protective pattern is formed on the lower surface of the rubber ring to enhance the stability of the placement device.

Referring to fig. 1, two sides of the inner cavity of the lower housing 1 are symmetrically provided with limiting grooves 20, and two sides of the supporting plate 6 are symmetrically and fixedly provided with limiting blocks 21 matched with the limiting grooves 20, so that the lifting stability of the supporting plate 6 is enhanced.

The utility model discloses the concrete implementation process as follows:

during the use, through rotating the action bars 8, drive lead screw 5 and rotate, realize that two movable blocks 7 in the outside drive through connecting rod 4, the backup pad 6 that first U type articulated seat 12 is connected and move down to make four thrust wheels 2 hold up the whole of device, conveniently remove the device to work area. During the carrying device, through loosening fixing bolt 13 soon to with hollow tube 9 removal to extreme lower position department, utilize fixing bolt 13 and thread groove 19 fixed simultaneously, later, through the inside of unscrewing butterfly bolt 16's one end draw-in groove 14, can turn over the show board 11 downwards, thereby reduced the space that the teaching device occupy greatly, utilize to carry the whole of pulling up the device of handle 10, can conveniently carry.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A device for new media teaching, comprising a lower housing (1), characterized in that: lower casing (1) upper surface symmetry fixed mounting has pillar (3), every the outside of pillar (3) all is provided with hollow tube (9) and two thread grooves (19), the outside lower part of hollow tube (9) is provided with fixing bolt (13) with thread groove (19) spiro union, just the outside of hollow tube (9) is fixed mounting respectively has articulated seat of second U type (17) and fixed block (15), the inboard rotation of the articulated seat of second U type (17) is connected with connecting block (18), two the common fixed mounting in front surface of connecting block (18) has show board (11), draw-in groove (14) have been seted up to the lower surface symmetry of show board (11), the inside spiro union of fixed block (15) has butterfly bolt (16) corresponding with draw-in groove (14).

2. The apparatus for teaching new media as claimed in claim 1, wherein: the bottom of the display board (11) is fixedly provided with a lifting handle (10), and the outer side of the lifting handle (10) is sleeved with an anti-skid rubber sleeve.

3. The apparatus for teaching new media as claimed in claim 1, wherein: the inboard of casing (1) is rotated and is connected with lead screw (5) down, the one end of lead screw (5) runs through casing (1) fixedly connected with action bars (8) down, just the outside symmetry spiro union of lead screw (5) has movable block (7), every the bottom of movable block (7) all rotates and is connected with connecting rod (4), the lower extreme of connecting rod (4) rotates and is connected with articulated seat (12) of first U type, two the common fixed mounting of lower surface of the articulated seat (12) of first U type has backup pad (6), the even fixed mounting of lower surface of backup pad (6) has four thrust wheels (2).

4. A device for teaching new media as claimed in claim 3, wherein: the connecting block (18) is rotatably connected with the second U-shaped hinged seat (17) through a rotating shaft, and the screw rod (5) is connected with the lower shell (1) through a bearing.

5. A device for teaching new media as claimed in claim 3, wherein: the lower surface of the lower shell (1) is fixedly provided with a rubber ring, and the lower surface of the rubber ring is provided with protective grains.

6. A device for teaching new media as claimed in claim 3, wherein: spacing groove (20) have all been seted up to the inner chamber both sides symmetry of casing (1) down, the equal symmetrical fixed mounting in both sides of backup pad (6) has stopper (21) that match with spacing groove (20).