CN210166970U

CN210166970U - Show board with adjustable primary school's education is used

Info

Publication number: CN210166970U
Application number: CN201920389717.8U
Authority: CN
Inventors: 魏佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-03-20
Anticipated expiration: 2029-03-26

Abstract

The utility model discloses a show board with adjustable primary school's education is used, the on-line screen storage device comprises a base, an installation cavity has been seted up to the inside of base, the center department of base upper surface is connected with a threaded sleeve who is both ends opening setting through first bearing rotation, threaded sleeve's lower extreme runs through the upper end chamber wall of installation cavity and extends to in the installation cavity, the utility model discloses the beneficial effect who reaches is: the utility model relates to a show board with adjustable primary school's education is used, when needs are adjusted the show board, driving motor can start, driving motor drives the threaded sleeve through first bevel gear and second bevel gear's cooperation and rotates, the threaded sleeve drives the installing frame through the cooperation with first threaded rod and carries out lift adjustment, can rotate the second threaded rod through the handle simultaneously, remove the second threaded rod fixed to the dwang, make the show board can rotate the regulation, avoided influencing student's study because of the angle problem.

Description

Show board with adjustable primary school's education is used

Technical Field

The utility model relates to a show board with adjustable, in particular to show board with adjustable primary school's education is used belongs to education technical field.

Background

When the show board that primary school education was used, it is less because of its volume compares the blackboard, and the student of the corner department of being not convenient for watches the show board, needs often to adjust it, avoids influencing student's study, consequently, needs to provide an adjustable show board for primary school education to above problem.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a show board with adjustable primary school's education is used.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an adjustable display board for primary education, which comprises a base, wherein the base is internally provided with an installation cavity, the center of the upper surface of the base is rotationally connected with a threaded sleeve with two open ends through a first bearing, the lower end of the threaded sleeve penetrates through the upper end cavity wall of the installation cavity and extends into the installation cavity, one end of the threaded sleeve positioned in the installation cavity is fixedly sleeved with a first bevel gear, the lower end cavity wall of the installation cavity is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a second bevel gear meshed with the first bevel gear through a coupler, the threaded sleeve is internally threaded with a first threaded rod, the lower end of the first threaded rod penetrates through the lower end opening of the threaded sleeve and extends into the installation cavity, the upper end of the first threaded rod penetrates through the upper end opening of the threaded sleeve and extends out of the threaded sleeve, the first threaded rod is positioned at one end outside the threaded sleeve and fixedly connected with an installation frame, two rotating rods which are vertically arranged are connected to two inner frame walls of the installation frame in a rotating mode through a second bearing, one opposite ends of the two rotating rods penetrate through the two inner frame walls of the installation frame and extend into the installation frame, one end, positioned in the installation frame, of each rotating rod is fixedly connected with a display plate together, a rotating cavity is formed in the installation frame corresponding to one rotating rod, the upper end of one rotating rod penetrates through the lower end cavity wall of the rotating cavity and extends into the rotating cavity, a threaded hole is formed in the upper end cavity wall of the rotating cavity corresponding to the rotating rod, a second threaded rod matched with the threaded hole is connected to the threaded hole in a threaded manner, and the lower end of the second threaded rod penetrates through the lower end opening of the threaded hole and extends into the rotating cavity, and one end of the second threaded rod, which is positioned in the rotating cavity, is abutted against the upper end of one of the rotating rods.

As a preferred technical scheme of the utility model, the upper surface that the base was run through to the threaded sleeve's upper end extends to outside the base, the upper surface of base corresponds a protection section of thick bamboo that is the setting of lower extreme opening of threaded sleeve's fixed position connection, the outer one end of threaded sleeve base runs through the lower extreme opening of a protection section of thick bamboo and extends to in the protection section of thick bamboo, a through-hole has been seted up to the position that corresponds first threaded rod on the protection section of thick bamboo, the one end that first threaded rod is located the threaded sleeve outside is the through-hole setting of running through.

As a preferred technical scheme of the utility model, two constant head tanks that are the symmetry and set up, two are seted up to the upper surface of a protection section of thick bamboo equal sliding connection has a locating lever, two in the constant head tank the notch of constant head tank all is run through to the upper end of locating lever and extends to outside the protection section of thick bamboo, two the locating lever is located the equal fixed connection of the outer one end of protection section of thick bamboo at the lower surface of installing frame.

As a preferred technical scheme of the utility model, the upper end opening of screw hole is run through and extends to outside the installing frame in the upper end of second threaded rod, the handle of one end fixedly connected with outside the installing frame is located to the second threaded rod.

As an optimal technical scheme of the utility model, four support columns, four of the lower fixed surface of base is connected with the support column is the matrix setting about the center department of base lower surface.

The utility model discloses the beneficial effect who reaches is: the utility model relates to a show board with adjustable primary school's education is used, when needs are adjusted the show board, driving motor can start, driving motor drives the threaded sleeve through first bevel gear and second bevel gear's cooperation and rotates, the threaded sleeve drives the installing frame through the cooperation with first threaded rod and carries out lift adjustment, can rotate the second threaded rod through the handle simultaneously, remove the second threaded rod fixed to the dwang, make the show board can rotate the regulation, avoided influencing student's study because of the angle problem.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B of fig. 1.

In the figure: 1. a base; 2. a mounting cavity; 3. a threaded sleeve; 4. a first bevel gear; 5. a drive motor; 6. a second bevel gear; 7. a first threaded rod; 8. installing a frame; 9. rotating the rod; 10. a display board; 11. a rotation chamber; 12. a threaded hole; 13. a second threaded rod; 14. a protective cylinder; 15. a through hole; 16. positioning a groove; 17. positioning a rod; 18. a handle; 19. and (4) a support column.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in figures 1-3, the utility model provides an adjustable display board for primary education, which comprises a base 1, a mounting cavity 2 is arranged in the base 1, a threaded sleeve 3 with two open ends is rotatably connected at the center of the upper surface of the base 1 through a first bearing, the lower end of the threaded sleeve 3 penetrates through the upper end cavity wall of the mounting cavity 2 and extends into the mounting cavity 2, a first bevel gear 4 is fixedly connected at one end of the threaded sleeve 3 in the mounting cavity 2, a driving motor 5 is fixedly connected on the lower end cavity wall of the mounting cavity 2, the output end of the driving motor 5 is fixedly connected with a second bevel gear 6 meshed with the first bevel gear 4 through a coupler, a first threaded rod 7 is connected in the threaded sleeve 3, the lower end of the first threaded rod 7 penetrates through the lower end opening of the threaded sleeve 3 and extends into the mounting cavity 2, the upper end of the first threaded rod 7 penetrates through the upper end opening of the threaded sleeve 3 and extends out of the threaded sleeve 3, one end of the first threaded rod 7, which is positioned outside the threaded sleeve 3, is fixedly connected with an installation frame 8, two inner frame walls of the installation frame 8 are rotatably connected with two rotating rods 9 which are vertically arranged through a second bearing, opposite ends of the two rotating rods 9 penetrate through the two inner frame walls of the installation frame 8 and extend into the installation frame 8, one ends of the two rotating rods 9, which are positioned in the installation frame 8, are fixedly connected with an exhibition plate 10 together, a rotating cavity 11 is formed in the installation frame 8 at a position corresponding to one of the rotating rods 9, the upper end of one of the rotating rods 9 penetrates through the lower end cavity wall of the rotating cavity 11 and extends into the rotating cavity 11, a threaded hole 12 is formed in the upper end cavity wall of the rotating cavity 11 at a position corresponding to the rotating rod 9, the threaded hole 12 is connected with a second threaded rod 13 matched, the lower end of the second threaded rod 13 penetrates through the lower end opening of the threaded hole 12 and extends into the rotating cavity 11, and one end, located in the rotating cavity 11, of the second threaded rod 13 abuts against the upper end of one rotating rod 9.

The upper end of threaded sleeve 3 runs through the upper surface of base 1 and extends to outside the base 1, the upper surface of base 1 corresponds a protection section of thick bamboo 14 that is the setting of lower extreme opening of threaded sleeve 3's position fixedly connected with, the outer one end of threaded sleeve 3 base 1 runs through the lower extreme opening of protection section of thick bamboo 14 and extends to in the protection section of thick bamboo 14, a through-hole 15 has been seted up to the position that corresponds first threaded rod 7 on the protection section of thick bamboo 14, first threaded rod 7 is located the outer one end of threaded sleeve 3 and is the setting of running through-hole 15, protect threaded sleeve 3 and first threaded rod 7 through protection section of thick bamboo 14, avoid pupil to cause the damage to the device.

Two constant head tanks 16 that are the symmetry and set up are seted up to the upper surface of a protecting cylinder 14, equal sliding connection has a locating lever 17 in two constant head tanks 16, the notch of constant head tank 16 is all run through and extends to outside a protecting cylinder 14 in the upper end of two locating levers 17, the equal fixed connection of one end outside two locating levers 17 are located a protecting cylinder 14 is at the lower surface of installing frame 8, when first threaded rod 7 drives installing frame 8 and goes up and down, locating lever 17 is synchronous slip in constant head tank 16, can prevent that installing frame 8 can rotate.

The upper end of the second threaded rod 13 penetrates through the upper end opening of the threaded hole 12 and extends out of the mounting frame 8, one end, located outside the mounting frame 8, of the second threaded rod 13 is fixedly connected with a handle 18, and the second threaded rod 13 is rotated through the handle 18 to control the fixing of the second threaded rod 13 on the rotating rod 9.

Four support columns 19 are fixedly connected to the lower surface of the base 1, and the four support columns 19 are arranged in a matrix manner relative to the center of the lower surface of the base 1 and support the base 1 and parts on the base 1.

Specifically, use the utility model discloses the time, when needs adjust the cap degree of show board 10, can start driving motor 5, driving motor 5 drives threaded sleeve 3 through first bevel gear 4 and second bevel gear 6's cooperation and rotates, locating lever 17 is synchronous slip in constant head tank 16 simultaneously, can prevent that installing frame 8 from rotating, make threaded sleeve 3 can drive installing frame 8 through the cooperation with first threaded rod 7 and carry out the lift adjustment, when needs adjust the angle of show board 10, can rotate second threaded rod 13 through handle 18, make second threaded rod 13 and dwang 9 break away from the contact, make show board 10 can rotate the regulation, avoided influencing student's study because of the angle problem.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable display board for primary education is characterized by comprising a base (1), a mounting cavity (2) is formed in the base (1), a threaded sleeve (3) with two open ends is rotatably connected to the center of the upper surface of the base (1) through a first bearing, the lower end of the threaded sleeve (3) penetrates through the upper end cavity wall of the mounting cavity (2) and extends into the mounting cavity (2), a first bevel gear (4) is fixedly connected to one end, located in the mounting cavity (2), of the threaded sleeve (3), a driving motor (5) is fixedly connected to the lower end cavity wall of the mounting cavity (2), the output end of the driving motor (5) is fixedly connected with a second bevel gear (6) meshed with the first bevel gear (4) through a coupler, and a first threaded rod (7) is connected to the threaded sleeve (3) through internal threads, the lower extreme of first threaded rod (7) runs through the lower extreme opening of threaded sleeve (3) and extends to in installation cavity (2), the upper end opening that the upper end of threaded sleeve (3) was run through and extends to outside threaded sleeve (3) of first threaded rod (7), first threaded rod (7) are located threaded sleeve (3) outer one end fixedly connected with installing frame (8), be connected with through the second bearing rotation two dwang (9) that are vertical form setting on the double-phase internal frame wall of installing frame (8), two dwang (9) one end in opposite directions all runs through the double-phase internal frame wall of installing frame (8) and extends to in installing frame (8) frame, two the common fixedly connected with of one end that dwang (9) are located installing frame (8) frame shows board (10), a rotation cavity (11) has been seted up to the position that corresponds one of them dwang (9) on installing frame (8), one of them the upper end of dwang (9) runs through the lower extreme chamber wall that rotates chamber (11) and extends to rotating in chamber (11), the position that corresponds dwang (9) on the upper end chamber wall of rotating chamber (11) runs through and has seted up a screw hole (12), screw hole (12) female connection have one with screw hole (12) assorted second threaded rod (13), the lower extreme of second threaded rod (13) runs through the lower extreme opening of screw hole (12) and extends to rotating in chamber (11), second threaded rod (13) are located the one end of rotating chamber (11) and offset with the upper end of one of them dwang (9).

2. The adjustable display board for primary education according to claim 1, wherein the upper end of the threaded sleeve (3) penetrates through the upper surface of the base (1) and extends out of the base (1), a protection barrel (14) with a lower end opening is fixedly connected to the position of the upper surface of the base (1) corresponding to the threaded sleeve (3), the outer end of the base (1) of the threaded sleeve (3) penetrates through the lower end opening of the protection barrel (14) and extends into the protection barrel (14), a through hole (15) is formed in the position of the protection barrel (14) corresponding to the first threaded rod (7), and the end of the first threaded rod (7) located outside the threaded sleeve (3) is arranged in the through hole (15).

3. The adjustable display board for primary education according to claim 2, wherein the upper surface of the protective sleeve (14) is provided with two symmetrically arranged positioning grooves (16), two positioning rods (17) are slidably connected in the two positioning grooves (16), the upper ends of the two positioning rods (17) penetrate through the notches of the positioning grooves (16) and extend out of the protective sleeve (14), and the ends of the two positioning rods (17) outside the protective sleeve (14) are fixedly connected to the lower surface of the mounting frame (8).

4. The adjustable display board for primary education as claimed in claim 1, wherein the second threaded rod (13) has an upper end opening through the threaded hole (12) and extends out of the mounting frame (8), and a handle (18) is fixedly connected to the end of the second threaded rod (13) located outside the mounting frame (8).

5. The adjustable display board for primary education according to claim 1, wherein four support columns (19) are fixedly connected to the lower surface of the base (1), and the four support columns (19) are arranged in a matrix manner relative to the center of the lower surface of the base (1).