CN213464405U

CN213464405U - Fixed bolster is used in teaching

Info

Publication number: CN213464405U
Application number: CN202021131609.XU
Authority: CN
Inventors: 程诚; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-06-18
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a fixed bolster is used in teaching belongs to teaching aid technical field, the on-line screen storage device comprises a base, base top fixed connection expansion bracket, a plurality of hasp holes are installed to the expansion bracket lateral wall, the hasp is installed to the expansion bracket lateral wall. When having the device, adjust the height through the expansion bracket earlier, press the hasp when adjusting well and get into the hasp hole, fix whole device, press the blackboard on the dead lever, there is the spout blackboard bottom, the blackboard can be screwed up with the dead lever screw thread, also can change the direction when fixed, can let the classmate of any direction all can see, the universal wheel that the bottom was equipped with can remove, when stopping the device, pull open telescopic link an and telescopic link b and let the friction pad contact ground of telescopic link b bottom once when the friction pad contacts ground, the universal wheel can leave ground and stabilize the device, the rubber pad of friction pad bottom installation can let the device more firm.

Description

Fixed bolster is used in teaching

Technical Field

The utility model relates to a in teaching aid technical field, especially, relate to a fixed bolster is used in teaching.

Background

The teaching aid is a general name of various appliances used by students to understand teaching contents visually and vividly and appliances used by teachers during teaching, can improve learning interest of the students, enrich perceptual knowledge, help to form clear concepts, and develop observation ability and thinking ability of the students. The direction of show board can't be adjusted to current display device mount, when the front of show board is not facing to the student, needs holistic rotation show shelf to reach show board subtend student's purpose, because the show shelf is whole great, just so increased teacher's working strength. The display board of the conventional display device fixing frame is an independent board, so that the size of the display board cannot be adjusted as required, and when the display board slides on the mounting board, the display board is easy to incline, so that the display board is clamped between the mounting board and the cross beam, and the position of the display board is difficult to move.

Patent No. CN201810389605.2 discloses a display device fixing frame for automatic teaching, which comprises a base, a stand column and a mounting plate, wherein the center of the upper surface of the base is in threaded connection with the stand column, one end of the stand column, which is far away from the base, is rotatably connected with an axle sleeve, the top of the axle sleeve is fixedly provided with the mounting plate through a bolt, the center of the outer wall of the stand column is provided with a rotating groove, the inside of the rotating groove is rotatably connected with a rotating sleeve, the outer wall of the rotating sleeve is fixedly provided with a supporting oblique rod through a bolt, one end of the supporting oblique rod, which is far away from the rotating sleeve, is fixedly connected with the mounting plate through a bolt, two sides of the upper surface of the mounting plate are fixedly provided with a vertical plate through bolts, the display device fixing frame for automatic teaching rotates at the top of the stand column through the, therefore, the first display board and the second display board face the students, and the teaching work of teachers is facilitated.

The fixing frame of the above technology has the following disadvantages: 1. the device is not retractable and is inconvenient to carry; 2. the height can not be adjusted, and the fixing support cannot be used in a large range.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fixing bracket for teaching, when the device is provided, the height is firstly adjusted by an expansion bracket, when the device is adjusted, a lock catch is pressed to enter a lock catch hole to fix the whole device, when the blackboard is pressed on the fixed rod, the bottom of the blackboard is provided with a chute, the blackboard can be screwed on the fixed rod through threads, the direction can be changed while the blackboard is fixed, can be seen by students in any direction, the universal wheels arranged at the bottom can move, and when the device is stopped, the telescopic rod a and the telescopic rod b are pulled open to enable the friction pad at the bottom of the telescopic rod b to contact the ground (when the friction pad contacts the ground, the universal wheel can leave ground to carry out and stabilize the device, and the rubber pad of friction pad bottom installation can let the device stabilize more, dismantles the blackboard when using the end, in contracting storage cabinet to telescopic link a and telescopic link b.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of fixed bolster is used in teaching, the on-line screen storage device comprises a base, base top fixed connection expansion bracket, a plurality of hasp holes are installed to the expansion bracket lateral wall, the hasp is installed to the expansion bracket lateral wall, expansion bracket top fixed connection dead lever, fixed rod top threaded connection blackboard, base internally mounted has the cabinet, cabinet internally mounted has telescopic link an, telescopic link an one end fixed connection telescopic link b, telescopic link b bottom fixed connection friction pad, the universal wheel is installed to the base bottom.

Optionally, the bottom of the blackboard is provided with a chute.

Optionally, a rubber pad is mounted at the bottom of the friction pad.

The utility model has the advantages as follows:

the embodiment of the utility model provides a fixed bolster is used in teaching:

1. the utility model discloses an expansion bracket, hasp hole, dead lever and blackboard, expansion bracket come height-adjusting, press the hasp when adjusting well and get into in the hasp hole, fix whole device, press the blackboard to the dead lever on, there is the spout blackboard bottom, the blackboard can be twisted with the dead lever screw thread, also can change the direction when fixed.

2. The utility model discloses a cabinet, telescopic link a, telescopic link b, friction pad and rubber pad, pull open telescopic link a and telescopic link b and let the friction pad contact ground of telescopic link b bottom (when the friction pad contacts ground once, the universal wheel can leave ground) and carry out the stabilization device, and the rubber pad of friction pad bottom installation can let the device stabilize more.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a fixing bracket for teaching according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a blackboard of a fixing bracket for teaching according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a storage cabinet of a fixing bracket for teaching according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a friction pad of a fixing bracket for teaching according to an embodiment of the present invention.

In the figure: 1. a base; 2. a telescopic frame; 3. locking; 4. a locking hole; 5. fixing the rod; 6. a blackboard; 7. a storage cabinet; 8. a telescopic rod a; 9. a telescopic rod b; 10. a universal wheel; 11. a friction pad; 12. and (7) a rubber pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A fixing bracket for teaching according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1-4, the embodiment of the utility model provides a pair of fixed bolster is used in teaching, including

base

1, 1 top fixed connection expansion bracket 2 of base, a plurality of hasp holes 7 are installed to 2 lateral walls of expansion bracket, hasp 3 is installed to 2 lateral walls of expansion bracket, 2 top fixed connection dead levers 5 of expansion bracket, 5 top threaded connection blackboard 6 of dead lever, 1 internally mounted of base has

cabinet

7, 7 internally mounted of cabinet has telescopic link a8, telescopic link a8 one end fixed connection telescopic link b9, telescopic link b9 bottom fixed connection friction pad 11, universal wheel 10 is installed to 1 bottom of base.

For example, the telescopic frame 2 is used for adjusting the height, when the height is adjusted, the lock catch 3 is pressed to enter the lock catch hole 4 to fix the whole device, the blackboard 6 is pressed onto the fixing rod 5, a chute is arranged at the bottom of the blackboard 6, the blackboard 6 can be screwed with the fixing rod 5 through threads, the direction can be changed while the blackboard is fixed, the telescopic rod a8 and the telescopic rod b9 are pulled to enable the friction pad 11 at the bottom of the telescopic rod b9 to contact the ground (to illustrate that when the friction pad 11 contacts the ground, the universal 10 wheels leave the ground to stabilize the device, and the rubber pad 12 arranged at the bottom of the friction pad 11 can further stabilize the device.

Referring to fig. 1, the bottom of the blackboard 6 is provided with a chute.

Illustratively, the blackboard 6 and the fixing lever 5 can be stabilized and changed in direction.

Referring to fig. 4, a rubber pad 12 is mounted on the bottom of the friction pad 11.

Illustratively, the device may be more stable.

When in use, when the device is used, the height is firstly adjusted by the telescopic frame 2, when the device is adjusted, the lock catch 3 is pressed to enter the lock catch hole 4 to fix the whole device, when the blackboard 6 is pressed on the fixed rod 5, the bottom of the blackboard 6 is provided with a chute, the blackboard 6 can be screwed on the fixed rod 5 by screw threads, the direction can be changed while the blackboard is fixed, the universal wheels 10 arranged on the base 1 can be seen by students in any directions, and when the device is stopped, the telescopic rod a8 and the telescopic rod b9 are pulled to make the friction pad 11 at the bottom of the telescopic rod b9 contact the ground (to explain when the friction pad 11 contacts the ground, the universal wheels 10 leave the ground to stabilize the device, the rubber pads 12 arranged at the bottoms of the friction pads 11 can stabilize the device, the blackboard 6 is detached after use, and the telescopic rods a8 and b9 are retracted into the storage cabinet 7.

The utility model relates to a fixing bracket for teaching, which comprises a base 1; 2. a turntable; 3. rotating the rod; 4. a display board; 5. a fixed block; 6. a telescopic rod a; 7. a telescopic rod b; 8. c, an expansion link; 9. a slider; 10. a telescopic rod d; 11. a retractable buckle a; 12. a telescopic buckle b; 13. a universal wheel; 14. a brake pad; 15. a fixed rod a; 16. a fixing rod b; 17. the fixing rod c, the components are all general standard components or components known to those skilled in the art, and the structure and principle of the fixing rod c can be known by technical manuals or by routine experiments.

Claims

1. A fixed support for teaching, comprising a base 1, characterized in that, the base is fixedly connected with a telescopic shelf (1) top, the telescopic shelf (2) has a plurality of catch holes (7) installed on the outer side wall, the telescopic shelf (2) has a catch (3) installed on the outer side wall, the top of the telescopic shelf (2) is fixedly connected with a fixed link (5), the top of the fixed link (5) is threadedly connected with a blackboard (6), the base (1) has a storage cabinet (7) installed therein, the storage cabinet (7) has an a8 installed therein, the telescopic link a (8) has one end fixedly connected with a telescopic link b (9), the telescopic link b (9) has a bottom fixedly connected with a friction plate (11), and the base is universal (1) fixed with a bottom.

2. The fixing bracket for teaching according to claim 1, wherein a chute is arranged at the bottom of the blackboard (6).

3. A fixing bracket for teaching according to claim 1, wherein a rubber pad is mounted to the bottom of the friction pad (11).