CN211015954U

CN211015954U - Demonstration board for financial and economic analysis

Info

Publication number: CN211015954U
Application number: CN201921661143.1U
Authority: CN
Inventors: 刘红; 李英奎
Original assignee: Linyi University
Current assignee: Linyi University
Priority date: 2019-10-07
Filing date: 2019-10-07
Publication date: 2020-07-14
Anticipated expiration: 2029-10-07

Abstract

The utility model relates to a demonstration board technical field just discloses a finance economic analysis is with demonstration board, the on-line screen storage device comprises a base, the top fixed mounting of base has the lower casing pipe, first lifter has been cup jointed in the inside activity of lower casing pipe, the upper end fixed mounting of lower casing pipe has fastening screw, the upper end activity of first lifter is cup jointed in the inside of last sheathed tube, go up sheathed tube upper end fixed mounting and have fastening screw, it has the connecting block to go up sheathed tube top fixed mounting, connecting block fixed mounting is in the bottom of demonstration board. The utility model discloses a change into inside cavity and the inside projection curtain that can hide of installation into with the demonstration board, go up and down to the projection curtain through the lift, accomplish the expansion and pack up of projection curtain, be convenient for carry out the demonstration board simultaneously and write and the play of projection curtain, and rotate demonstration board bottom and install on the base, rotate through the lug, be convenient for carry out the rotation of full angle to the demonstration board, satisfy not equidirectional demand.

Description

Demonstration board for financial and economic analysis

Technical Field

The utility model relates to a demonstration board technical field specifically is a finance economic analysis is with demonstration board.

Background

Use the show board among the financial economic analysis process, economic analyst needs frequently to show chart and example data of preparing in advance to everybody, and the teacher can need a plurality of show boards when using the show board, the operation is complicated, visual effect is poor, very inconvenient teacher changes the show board like this, this just needs to carry out the show board simultaneously and writes and play the curtain broadcast, it is all heavier that general show board is all, be difficult for moving, and can not rotate, only can the unilateral watch, be unfavorable for the use of show board.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, the utility model provides a demonstration board for financial economic analysis possesses and to carry out demonstration board simultaneously and write and show the curtain broadcast, and the projection curtain can hide, and the rotatable advantage of demonstration board, has solved the problem of mentioning in the above-mentioned background art.

The utility model provides a following technical scheme: a financial and economic analysis demonstration board comprises a base, wherein a lower sleeve is fixedly arranged above the base, a first lifting rod is sleeved on the inner activity of the lower sleeve, a fastening screw is fixedly arranged at the upper end of the lower sleeve, the upper end of the first lifting rod is sleeved inside an upper sleeve, a fastening screw is fixedly arranged at the upper end of the upper sleeve, a connecting block is fixedly arranged at the top of the upper sleeve, the connecting block is fixedly arranged at the bottom of the demonstration board, a baffle is fixedly arranged at the top of the demonstration board, a slide rail is fixedly arranged below the baffle, the slide rail is fixedly connected with a projection screen, the slide rail is movably sleeved inside the demonstration board, the projection screen is movably arranged inside the demonstration board, a connecting plate is fixedly arranged at the top of the baffle, and the bottom of the connecting plate is fixedly arranged on the upper movable rod, go up the movable rod and cup joint with the activity of second lifter, the bottom activity of second lifter cup joints the inside of movable rod under, lower movable rod fixed mounting is on the lift, lift fixed mounting is at the back of demonstration board, the inside movable mounting of base has the lug, lug fixed mounting is in the bottom of lower sleeve pipe.

Carefully, have the recess that matches with the slide rail on the inside lateral wall of demonstration board, the length value of slide rail and projection curtain is less than the length value of demonstration board, the width value and the length value homogeneous phase of baffle and demonstration board are the same.

The convex block is arranged in the middle of the convex block, a groove is formed in the hollow part of the base, and the diameter value of the groove formed in the base is larger than that of the convex block in the middle of the convex block.

Preferably, the connecting block is L cylindrical block.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a change into inside cavity and the inside projection curtain that can hide of installation into with the demonstration board, go up and down to the projection curtain through the lift, accomplish the expansion and pack up of projection curtain, be convenient for carry out the demonstration board simultaneously and write and the play of projection curtain, and rotate demonstration board bottom and install on the base, rotate through the lug, be convenient for carry out the rotation of full angle to the demonstration board, satisfy not equidirectional demand.

2. The utility model discloses a device mainly comprises base, lower casing, upper casing, demonstration board and connecting plate, simple structure, and the concatenation of being convenient for, and the demonstration board of dress and the projection curtain collapsible together have saved the space.

Drawings

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

FIG. 2 is a rear view of the structure of the present invention;

FIG. 3 is a schematic view of the demonstration board of the present invention;

fig. 4 is a schematic view of the base of the present invention.

In the figure: 1. a base; 2. setting a sleeve; 3. sleeving a sleeve; 4. a first lifting rod; 5. fastening screws; 6. Connecting blocks; 7. a demonstration board; 8. a baffle plate; 9. a slide rail; 10. a projection screen; 11. a connecting plate; 12. an upper movable rod; 13. a second lifting rod; 14. a movable rod is lowered; 15. an elevator; 16. and (4) a bump.

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.

Please refer to fig. 1-4, a demonstration board for financial and economic analysis, including a base 1, a lower sleeve 2 is fixedly installed above the base 1, a first lifting rod 4 is movably sleeved inside the lower sleeve 2, a fastening screw 5 is fixedly installed at the upper end of the lower sleeve 2, the upper end of the first lifting rod 4 is movably sleeved inside an upper sleeve 3, the upper end of the upper sleeve 3 is fixedly installed with the fastening screw 5, a connecting block 6 is fixedly installed at the top of the upper sleeve 3, the connecting block 6 is L cylindrical block, which facilitates the connecting block 6 to support 7 and 15, the connecting block 6 is fixedly installed at the bottom of the demonstration board 7, a baffle 8 is fixedly installed at the top of the demonstration board 7, a slide rail 9 is fixedly installed below the baffle 8, a groove matched with the slide rail 9 is formed on the inner side wall of the demonstration board 7, which facilitates the slide rail to move up and down on the inner wall of the base 7, the length values of the slide rail 9 and the projector 10 are smaller than the length value of the showing board 7, the width value and the length value of the showing board 7 are the same, the width value and the length value of the showing board 7 are changed into the showing board 7, the showing board 7 is installed on the showing board 7, the showing board 7, the showing board 7 is convenient, the showing board 7 is installed, the showing board is installed on the showing board.

The working principle is as follows: during the use, splice together the device in proper order, the height of rotating fastening screw 5 to device itself is adjusted, when need not use the projection, device itself satisfies its demand, when needs use projection and demonstration board simultaneously to write, open lift 15's switch, lift 15 promotes movable rod 12, second lifter 13 and lifts up baffle 8, baffle 8 drives projection curtain 10 and is risen by the inside of demonstration board 7, lift 15 is with last movable rod 12 after the use, second lifter 13 is pull back downwards, with the inside of showing curtain 10 income demonstration board 7, can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer. 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. The utility model provides a financial economy demonstration board for analysis, includes base (1), its characterized in that: the utility model discloses a demonstration board for the electronic music instrument, including base (1), the top fixed mounting of base (1) has lower casing pipe (2), first lifter (4) has been cup jointed in the inside activity of lower casing pipe (2), the upper end fixed mounting of lower casing pipe (2) has fastening screw (5), the upper end activity of first lifter (4) is cup jointed in the inside of upper casing pipe (3), the upper end fixed mounting of upper casing pipe (3) has fastening screw (5), the top fixed mounting of upper casing pipe (3) has connecting block (6), connecting block (6) fixed mounting is in the bottom of demonstration board (7), the top fixed mounting of demonstration board (7) has baffle (8), the below fixed mounting of baffle (8) has slide rail (9), slide rail (9) and projection curtain (10) fixed connection, slide rail (9) activity is cup jointed in the inside of demonstration board (7), projection curtain (10) movable mounting is in the inside of demonstration board (7), the top fixed mounting of baffle (8) has connecting plate (11), the bottom fixed mounting of connecting plate (11) is on last movable rod (12), it cup joints with second lifter (13) activity to go up movable rod (12), the bottom activity of second lifter (13) cup joints the inside of movable rod (14) down, movable rod (14) fixed mounting is on lift (15) down, lift (15) fixed mounting is at the back of demonstration board (7), the inside movable mounting of base (1) has lug (16), lug (16) fixed mounting is in the bottom of lower casing pipe (2).

2. A demonstration board for financial analysis according to claim 1, wherein: have the recess that matches with slide rail (9) on the inside lateral wall of demonstration board (7), the length value of slide rail (9) and projection curtain (10) is less than the length value of demonstration board (7), baffle (8) are the same with the width value and the length value homogeneous phase of demonstration board (7).

3. A demonstration board for financial analysis according to claim 1, wherein: the middle of the convex block (16) is provided with a convex block, the inside of the base (1) is hollow and provided with a groove, and the diameter value of the groove arranged on the base (1) is larger than that of the convex block at the middle of the convex block (16).

4. A demonstration board for financial analysis according to claim 1, wherein said connecting block (6) is L cylindrical block.