Detachable portable writing board

Abstract

The utility model relates to the technical field of electronic commerce course teaching aids, in particular to a detachable portable writing board which comprises a writing board body, fixing clamping sleeves are arranged on the left side and the right side of the writing board body and located in the middle, fixing clamping bases are symmetrically installed on the back face of the writing board body in the vertical direction, and a carrying handle is arranged at the top of the writing board body. The teaching board is small in size, can be carried and is more flexible to use, a lecturer can conveniently fix the teaching board and a platform through the adjustable fixing supports, the teaching board can be adjusted according to the width of the platform, the display height can also be adjusted, and the teaching board is convenient to use. A lecturer can quickly fix the teaching board, and convenience is provided for the lecturer.

Description

Technical Field

[0001] The utility model relates to the technical field of e-commerce course teaching aids, in particular to a detachable portable writing board. Background Art

[0002] E-commerce refers to business activities centered on the exchange of goods using information network technology as a means; it can also be understood as trading activities and related services conducted in the form of electronic transactions on the Internet, corporate intranets and value-added networks. E-commerce usually refers to a new business operation model in which buyers and sellers conduct various business activities without meeting each other in the open network environment of the Internet, based on the client / server application method, in a wide range of commercial trade activities around the world, to achieve online shopping for consumers, online transactions and online electronic payments between merchants, as well as various business activities, trading activities, financial activities and related comprehensive service activities.

[0003] Most of the existing teaching boards for e-commerce courses are fixed on the wall and have a large writing area, but there is a lack of a small portable writing board that is convenient for lecturers to write key points in advance, or use them when explaining knowledge points, or use them when explaining to students individually, which reduces the flexibility of teaching.

[0004] Therefore, it is particularly important to design a detachable portable writing board to change the above technical defects and improve overall practicality. Utility Model Content

[0005] The purpose of the utility model is to provide a detachable portable writing board to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A detachable portable writing board comprises a writing board, wherein fixed card sleeves are arranged on both sides of the writing board and in the middle, fixed card seats are symmetrically installed on the back of the writing board, a carrying handle is arranged on the top of the writing board, and adjustable fixed brackets are arranged on both sides of the writing board;

[0008] The adjustable fixed bracket includes a clamping seat, a movable support rod is horizontally arranged inside the clamping seat, a height adjustment rod is longitudinally arranged inside the clamping seat, a locking handle is arranged on the front of the clamping seat, a vertical recessed clamp is arranged at the bottom of the height adjustment rod, and an abutment screw is arranged on the back of the vertical recessed clamp.

[0009] As a preferred solution of the present utility model, the fixed holder is designed as a concave structure with an opening facing outward.

[0010] As a preferred solution of the utility model, the connection between the clamping seat and the movable support rod and the height adjustment rod is a sliding connection, and through grooves are provided inside the clamping seat at positions corresponding to the movable support rod and the height adjustment rod.

[0011] As a preferred solution of the utility model, the connection between the clamping seat and the locking handle is a threaded connection, and one end of the locking handle that passes through the clamping seat is provided with an abutment piece that abuts against the movable support rod.

[0012] As a preferred solution of the utility model, the connection between the vertical recessed clamp and the abutment screw is a threaded connection.

[0013] As a preferred solution of the utility model, the connection between the movable support rod and the fixed sleeve is a plug-in connection.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the utility model, a detachable portable writing board is provided, which is small in size and can be carried, and is more flexible to use. The adjustable fixing bracket can be used to facilitate the lecturer to fix the teaching board to the podium, and can be adjusted according to the width of the podium, and the display height can also be adjusted, so that the lecturer can quickly fix the teaching board, which provides convenience for the lecturer. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0017] Figure 2 This is a structural diagram of the adjustable fixed bracket of the utility model;

[0018] Figure 3 This is a structural diagram of the back side of the writing board of the utility model.

[0019] In the figure: 1, writing board; 101, fixed card sleeve; 102, fixed card seat; 2, carrying handle; 3, adjustable fixed bracket; 301, clamping seat; 302, movable support rod; 303, height adjustment rod; 304, locking handle; 305, vertical recessed clamp; 306, abutment screw. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0022] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0024] For examples, see Figure 1-3 , the utility model provides a technical solution:

[0025] A detachable portable writing board comprises a writing board 1, wherein fixed card sleeves 101 are arranged on both sides of the writing board 1 and in the middle, and can be plugged and unplugged to be connected with a movable support rod 302 for fixing, and fixed card seats 102 are symmetrically installed on the back of the writing board 1, and are used to fix a height adjustment rod 303, and a carrying handle 2 is arranged on the top of the writing board 1, and adjustable fixed brackets 3 are arranged on both sides of the writing board 1;

[0026] The fixed holder 102 is designed as a concave structure with an opening facing outward.

[0027] In this embodiment, please refer to Figure 2 The adjustable fixed bracket 3 includes a clamping seat 301, a movable support rod 302 is horizontally arranged inside the clamping seat 301, a height adjustment rod 303 is longitudinally arranged inside the clamping seat 301, a locking handle 304 is arranged on the front of the clamping seat 301, a vertical recessed clamp 305 is arranged at the bottom of the height adjustment rod 303, and an abutting screw 306 is arranged on the back of the vertical recessed clamp 305;

[0028] The connection between the clamping seat 301 and the movable support rod 302 and the height adjustment rod 303 is a sliding connection, and through grooves are provided inside the clamping seat 301 at positions corresponding to the movable support rod 302 and the height adjustment rod 303. The connection between the clamping seat 301 and the locking handle 304 is a threaded connection, and the locking handle 304 passes through one end of the clamping seat 301 and is provided with an abutment piece that abuts against the movable support rod 302. The connection between the vertical recessed clamp 305 and the abutment screw 306 is a threaded connection, and the connection between the movable support rod 302 and the fixed sleeve 101 is a plug-in connection.

[0029] The working process of the utility model: when the writing board is used in the teaching of e-commerce courses, the lecturer carries the writing board 1 as a whole into the classroom through the carrying handle 2, and then the lecturer can fix the writing board 1 according to the structure of the podium. The podium has a front baffle plate, and the vertical recessed clip 305 can be directly clamped at the front baffle plate for fixing, and fixed by the abutment screw 307. The sliding between the movable support rod 302 and the clamping seat 301 can match podiums of different widths, and the height adjustment rod 303 inside the clamping seat 301 can adjust the display height of the teaching board. The locking handle 304 is used to lock and fix it. After the fixing is completed, it can be used. When carrying it, the movable support rod 302 can be removed from the fixed base 102, and the height adjustment rod 303 can be clamped inside the fixed base 102 to fix it. The writing board is small in size and can be carried. It is more flexible to use. The adjustable fixing bracket can be used to facilitate the lecturer to fix the teaching board to the podium, and it can be adjusted according to the width of the podium, and the display height can also be adjusted, so that the lecturer can quickly fix the teaching board, which provides convenience for the lecturer.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A detachable portable writing board, comprising a writing board (1), characterized in that: The writing board (1) is provided with fixed card sleeves (101) on both sides and in the middle, the back of the writing board (1) is symmetrically installed with fixed card seats (102) in the upper and lower parts, the top of the writing board (1) is provided with a carrying handle (2), and the left and right sides of the writing board (1) are provided with adjustable fixed brackets (3); The adjustable fixed bracket (3) comprises a clamping seat (301), a movable support rod (302) is arranged transversely inside the clamping seat (301), a height adjustment rod (303) is arranged longitudinally inside the clamping seat (301), a locking handle (304) is arranged on the front of the clamping seat (301), a vertical recessed clamp (305) is arranged at the bottom of the height adjustment rod (303), and an abutting screw (306) is arranged on the back of the vertical recessed clamp (305).

2. A detachable portable writing board according to claim 1, characterized in that: The fixed clamping seat (102) is designed as a concave structure with an opening facing outwards.

3. A detachable portable writing board according to claim 1, characterized in that: The clamping seat (301) is connected to the movable support rod (302) and the height adjustment rod (303) respectively by sliding connection, and through grooves are provided inside the clamping seat (301) at positions corresponding to the movable support rod (302) and the height adjustment rod (303).

4. A detachable portable writing board according to claim 1, characterized in that: The connection between the clamping seat (301) and the locking handle (304) is a threaded connection, and one end of the locking handle (304) that passes through the clamping seat (301) is provided with an abutment sheet that abuts against the movable support rod (302).

5. The detachable portable writing board according to claim 1, characterized in that: The connection between the vertical recessed clamp (305) and the abutting screw rod (306) is a threaded connection.

6. The detachable portable writing board according to claim 1, characterized in that: The connection between the movable support rod (302) and the fixed sleeve (101) is a plug-in connection.

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