CN210836695U - Marketing teaching is with supplementary teaching board - Google Patents

Marketing teaching is with supplementary teaching board Download PDF

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Publication number
CN210836695U
CN210836695U CN201922072217.4U CN201922072217U CN210836695U CN 210836695 U CN210836695 U CN 210836695U CN 201922072217 U CN201922072217 U CN 201922072217U CN 210836695 U CN210836695 U CN 210836695U
Authority
CN
China
Prior art keywords
teaching board
teaching
main
vice
board
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201922072217.4U
Other languages
Chinese (zh)
Inventor
唐剑
夏玉林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Engineering and Technical College of Chengdu University of Technology
Original Assignee
Engineering and Technical College of Chengdu University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Engineering and Technical College of Chengdu University of Technology filed Critical Engineering and Technical College of Chengdu University of Technology
Priority to CN201922072217.4U priority Critical patent/CN210836695U/en
Application granted granted Critical
Publication of CN210836695U publication Critical patent/CN210836695U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an auxiliary teaching board for marketing teaching, which comprises a main teaching board and a slidable auxiliary teaching board positioned in the main teaching board, wherein expansion springs are arranged in the main teaching board and at the upper and lower sides of the auxiliary teaching board, the expansion springs are provided with limiting bulges towards one end of the auxiliary teaching board, and a plurality of limiting grooves corresponding to the limiting bulges are arranged on the upper and lower end surfaces of the auxiliary teaching board; install the expansion spring and the spacing round bulge that lie in main teaching board inside through the design, elasticity through expansion spring can be fixed with vice teaching board centre gripping automatically, it is spacing to need not extra action with vice teaching board, and can realize stopping promptly of vice teaching board and fix, guide pillar etc. that lie in main teaching board have been installed through the design simultaneously, be convenient for carry on spacingly to vice teaching board, make vice teaching board and main teaching board be in parallel state as far as possible, and the limiting plate can prevent that vice teaching board from droing.

Description

Marketing teaching is with supplementary teaching board
Technical Field
The utility model belongs to the technical field of marketing, concretely relates to marketing teaching is with supplementary teaching board.
Background
Application number CN201821120315.X discloses a novel auxiliary teaching board for marketing teaching, which comprises a base, a main teaching board, an auxiliary teaching board, a supporting rod and a rubber band, wherein the main teaching board is hinged on the base, the auxiliary teaching board is connected in the main teaching board in a sliding fit manner, the supporting rod is connected on the main teaching board through threads, and two ends of the rubber band are respectively hung on the main teaching board and the auxiliary teaching board; the utility model discloses but be equipped with the angle and can put down folding main teaching board, can put down folding when not needing to use according to actual demand angle of adjustment, portable and deposit, but be equipped with the vice teaching board of roll-off in the main teaching board, increase the area of available teaching panel.
But adopt the bolt to fix by vice teaching board, need set up the hole site on main teaching board and vice teaching board, and all need the rotating bolt when fixed or remove vice teaching board, compare the inconvenient problem of use, for this reason we propose marketing teaching with supplementary teaching board.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a marketing teaching is with supplementary teaching board to solve the problem of proposing in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: marketing teaching is with supplementary teaching board, including main teaching board and be located the vice teaching board of the inside slidable of main teaching board, expansion spring is all installed to the inside of main teaching board and the upper and lower both sides that are located vice teaching board, spacing protruding towards the one end of vice teaching board is installed to expansion spring, just a plurality of spacing recesses that correspond with spacing protruding are all seted up to the upper and lower terminal surface of vice teaching board.
Preferably, a guide pillar is installed inside the main teaching board, a guide hole corresponding to the guide pillar is formed inside the auxiliary teaching board, the tail end of the guide pillar is inserted into the guide hole, and a limiting plate is installed at the tail end of the guide pillar.
Preferably, the expansion spring and the limiting round bulge are positioned at the position close to the opening end on one side of the main teaching board.
Preferably, the maximum outer diameter of the limiting plate is larger than that of the guide pillar.
Preferably, the plurality of limiting grooves are uniformly distributed on the upper end face and the lower end face of the auxiliary teaching board respectively.
Preferably, the bottom of the main teaching board is movably connected with a base, and supporting rods are mounted on two side walls of the main teaching board.
Compared with the prior art, the beneficial effects of the utility model are that:
install the expansion spring and the spacing round bulge that lie in main teaching board inside through the design, elasticity through expansion spring can be fixed with vice teaching board centre gripping automatically, it is spacing to need not extra action with vice teaching board, and can realize stopping promptly of vice teaching board and fix, guide pillar etc. that lie in main teaching board have been installed through the design simultaneously, be convenient for carry on spacingly to vice teaching board, make vice teaching board and main teaching board be in parallel state as far as possible, and the limiting plate can prevent that vice teaching board from droing.
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.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the main teaching board and the auxiliary teaching board of the present invention;
FIG. 3 is a schematic view of the internal structure of the main teaching board and the auxiliary teaching board of the present invention;
FIG. 4 is an enlarged schematic view of the part A of the present invention;
in the figure: 1. a base; 2. a main teaching board; 3. a secondary teaching board; 4. a strut; 5. a guide hole; 6. a guide post; 7. an expansion spring; 8. limiting round convex; 9. a limiting plate; 10. and a limiting groove.
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.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-4, the present invention provides a technical solution: marketing teaching is with supplementary teaching board, including main teaching board 2 and be located the vice teaching board 3 of the inside slidable of main teaching board 2, extension spring 7 is all installed to the inside of main teaching board 2 and the upper and lower both sides that are located vice teaching board 3, and extension spring 7 installs spacing boss 8 towards the one end of vice teaching board 3, and the upper and lower terminal surface of vice teaching board 3 all seted up a plurality of spacing recesses 10 that correspond with spacing boss 8.
In this embodiment, preferably, the guide post 6 is installed inside the main teaching board 2, the guide hole 5 corresponding to the guide post 6 is opened inside the auxiliary teaching board 3, the end of the guide post 6 is inserted into the guide hole 5, and the limit plate 9 is installed at the end of the guide post 6.
In this embodiment, it is preferable that the expanding spring 7 and the limit boss 8 are located at a position close to the one-side open end of the main teaching board 2 so as to limit the drawn-out sub teaching board 3.
In this embodiment, preferably, the maximum outer diameter of the limiting plate 9 is larger than the maximum outer diameter of the guide post 6, so as to prevent the auxiliary teaching plate 3 from falling off.
In this embodiment, preferably, the plurality of limiting grooves 10 are uniformly arranged on the upper and lower end surfaces of the auxiliary teaching board 3, respectively.
In this embodiment, preferably, the bottom swing joint of main teach board 2 has base 1, and branch 4 is all installed to main teach board 2's both sides wall.
The utility model discloses a theory of operation and use flow: when the device uses, when taking out vice teaching board 3, the vice teaching board 3 of direct pull, at the in-process of pull, spacing round bulge 8 and a plurality of spacing recess 10 block one by one under the elastic action of extension spring 7, can be fixed vice teaching board 3 when the process and the pull of pull end, and when vice teaching board 3 pull and fixed, guide pillar 6 all can provide partial holding power, so that carry on spacingly to vice teaching board 3, make vice teaching board 3 and main teaching board 2 be in parallel state as far as possible, and limiting plate 9 can prevent that vice teaching board 3 from droing.
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 (6)

1. Marketing teaching is with supplementary teaching board, including main teaching board (2) and be located main teaching board (2) inside slidable vice teaching board (3), its characterized in that: expansion spring (7) are all installed to the inside of main teaching board (2) and the upper and lower both sides that are located vice teaching board (3), spacing protruding (8) are installed towards the one end of vice teaching board (3) in expansion spring (7), just a plurality of spacing recess (10) that correspond with spacing protruding (8) are all seted up to the upper and lower terminal surface of vice teaching board (3).
2. The auxiliary teaching board for marketing teaching of claim 1, wherein: the teaching board is characterized in that a guide post (6) is mounted inside the main teaching board (2), a guide hole (5) corresponding to the guide post (6) is formed inside the auxiliary teaching board (3), the tail end of the guide post (6) is inserted into the guide hole (5), and a limiting plate (9) is mounted at the tail end of the guide post (6).
3. The auxiliary teaching board for marketing teaching of claim 1, wherein: the expansion spring (7) and the limiting round bulge (8) are positioned at the position close to the opening end on one side of the main teaching board (2).
4. The auxiliary teaching board for marketing teaching of claim 2, wherein: the maximum outer diameter of the limiting plate (9) is larger than that of the guide pillar (6).
5. The auxiliary teaching board for marketing teaching of claim 1, wherein: the limiting grooves (10) are uniformly distributed on the upper end face and the lower end face of the auxiliary teaching board (3) respectively.
6. The auxiliary teaching board for marketing teaching of claim 1, wherein: the bottom swing joint of main teaching board (2) has base (1), branch (4) are all installed to the both sides wall of main teaching board (2).
CN201922072217.4U 2019-11-27 2019-11-27 Marketing teaching is with supplementary teaching board Expired - Fee Related CN210836695U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922072217.4U CN210836695U (en) 2019-11-27 2019-11-27 Marketing teaching is with supplementary teaching board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922072217.4U CN210836695U (en) 2019-11-27 2019-11-27 Marketing teaching is with supplementary teaching board

Publications (1)

Publication Number Publication Date
CN210836695U true CN210836695U (en) 2020-06-23

Family

ID=71252893

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922072217.4U Expired - Fee Related CN210836695U (en) 2019-11-27 2019-11-27 Marketing teaching is with supplementary teaching board

Country Status (1)

Country Link
CN (1) CN210836695U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200623

Termination date: 20201127