CN217804078U

CN217804078U - Folding type explanation frame

Info

Publication number: CN217804078U
Application number: CN202222287386.1U
Authority: CN
Inventors: 谢美玲; 舒典
Original assignee: Jiujiang Vocational and Technical College
Current assignee: Jiujiang Vocational and Technical College
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-11-15
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses a foldable explanation frame, which comprises a first plate body, the side of first plate body is provided with the second plate body, be provided with the hinge between first plate body and the second plate body, first plate body passes through hinge and second plate body interconnect, the back mounted of first plate body has the storage cylinder, seted up respectively on first plate body and the second plate body and accomodate chamber and slot, the back mounted of second plate body has the braces. This foldable explanation frame can fold through the hinge between first plate body and the second plate body and draw in, and can contract between first bracing piece among the supporting mechanism and the second bracing piece and shorten, then alright insert the storage cylinder with supporting mechanism in, so folding drawing in has just been accomplished between first plate body, the second plate body and the supporting mechanism at this moment, so when the travel point of difference shifts, can bear this explanation frame through the braces and carry, make things convenient for this explanation frame to carry transportation and use.

Description

Folding type explanation frame

Technical Field

The utility model relates to an explanation frame technical field specifically is a foldable explanation frame.

Background

The research travel is that according to regional characteristics, the age characteristics of students and the requirements of teaching contents of various subjects, schools organize the students to go out of the campus in a collective travel and centralized dining and lodging mode, expand the visual field and enrich the knowledge in life different from the ordinary life, deepen the sense of closeness to the nature and culture, and increase the experience to the collective life style and the social public moral.

The explanation frame or the explanation panel that carry when carrying out the travel explanation of study generally are bulky, and its support location and the structure that is used for the show are fixed structure mostly, lead to folding and draw in, so can occupy great space in the transportation usually, also be inconvenient for carry on simultaneously, influence the flexibility of using.

Aiming at the problems, the novel design is carried out on the basis of the original explanation shelf.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a foldable explanation frame to solve the explanation frame or the explanation panel that carry when carrying out research travel explanation that propose among the above-mentioned background art general volume great, its support location and be used for the structure of show are fixed structure mostly, lead to can't fold and draw in, so can occupy great space in the transportation usually, also be convenient for carry about simultaneously, influence the problem of the flexibility of using.

In order to achieve the above purpose, the utility model provides a following technical scheme: a foldable type explanation frame comprises a first plate body, wherein a second plate body is arranged on the side edge of the first plate body, a hinge is arranged between the first plate body and the second plate body, the first plate body is connected with the second plate body through the hinge, a storage barrel is installed on the back surface of the first plate body, a storage cavity and an insertion groove are formed in the first plate body and the second plate body respectively, and an insertion rod is arranged in the storage cavity;

the edge of the first plate body and the edge of the second plate body are respectively provided with a first buckling plate and a second buckling plate, the second plate body is provided with a vertical groove, a storage box is arranged in the vertical groove, the surface of the storage box is provided with a rubber strip, the rubber strip is positioned in a limiting groove, and the limiting groove is formed in the inner wall of the vertical groove;

supporting mechanisms are mounted at the lower ends of the first plate body and the second plate body, and straps are mounted on the back face of the second plate body.

Preferably, the connection positions of the first plate body and the second plate body with the supporting mechanism are provided with butt joint holes, and the first plate body and the second plate body are in threaded connection with the supporting mechanism through the butt joint holes.

Preferably, the inserted bar is connected with the first plate body in a sliding mode through the containing cavity, and one end, far away from the containing cavity, of the inserted bar is matched with the slot.

Preferably, the storage box is provided with jacks, and the rubber strips on the surface of the storage box are matched with the limiting grooves.

Preferably, the supporting mechanism includes first bracing piece, second bracing piece, fastening bolt, recess, supporting legs, locking lever and lock nut, first bracing piece is located first plate body and second plate body below, the internally mounted of first bracing piece has the second bracing piece, fastening bolt is installed to the surface run-through formula screw thread of first bracing piece, the one end that the second bracing piece was kept away from to first bracing piece is seted up flutedly, the inboard of recess is provided with the supporting legs, install the locking lever on the inner wall of recess, the one end that the supporting legs was kept away from to the locking lever is installed lock nut.

Preferably, the second support rod and the first support rod form a telescopic structure, and the second support rod is located below the first plate body and the second plate body and is respectively in threaded connection with the first plate body and the second plate body.

Preferably, the locking rod is fixedly connected with the inner wall of one side of the groove, the locking rod is in through connection with the inner wall of the other side of the groove, and the locking rod is in through connection with the supporting legs.

The utility model discloses a foldable explanation frame has following beneficial effect:

1. the first plate body and the second plate body can be folded and furled through the hinge, the first supporting rod and the second supporting rod in the supporting mechanism can be contracted and shortened, and then the supporting mechanism can be inserted into the storage barrel, so that the folding and furling among the first plate body, the second plate body and the supporting mechanism are completed, and the explanation frame can be carried on the back through the straps when different travel points are transferred, and is convenient to carry, transport and use;

2. can insert the chalk in the jack on the receiver, and the receiver can insert and erect the inslot, and the rubber strip can block into the stability that the spacing inslot promoted the receiver installation, and the chalk inserts the receiver, and the receiver inserts and erects the groove, then can stably carry the chalk, also can prevent simultaneously that the chalk from splitting, conveniently uses the chalk to carry out the blackboard writing on first plate body and second plate body when the travel point of difference carries out the study explanation.

Drawings

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

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

FIG. 2 is a schematic side view of the folded first plate and the second plate of the present invention;

fig. 3 is a schematic view showing the expanded cross-sectional structure of the first plate and the second plate of the present invention;

fig. 4 is a schematic view of the unfolding and top-cutting structure of the first plate body and the second plate body of the present invention;

fig. 5 is a schematic view of the connection cross-sectional structure of the first support rod and the second support rod of the present invention;

fig. 6 is a schematic view of a sectional mounting structure of the support leg of the present invention;

fig. 7 is a schematic view of the storage box of the present invention.

[ description of main reference symbols ]

1. A first plate body; 2. a second plate body; 3. a hinge; 4. a storage drum; 5. a receiving cavity; 6. a slot; 7. inserting a rod; 8. a first buckle plate; 9. a second buckle plate; 10. a vertical slot; 11. a storage box; 12. a rubber strip; 13. a limiting groove;

14. a support mechanism; 1401. a first support bar; 1402. a second support bar; 1403. fastening a bolt; 1404. a groove; 1405. supporting legs; 1406. a locking lever; 1407. a lock nut;

15. a harness.

Detailed Description

The foldable explanation frame of the present invention will be described in detail with reference to the accompanying drawings and embodiments of the present invention.

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may also be oriented in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a foldable explanation frame, includes first plate body 1, and the side of first plate body 1 is provided with second plate body 2, is provided with hinge 3 between first plate body 1 and the second plate body 2, and first plate body 1 passes through hinge 3 and second plate body 2 interconnect, and the back mounting of first plate body 1 has storage cylinder 4, has seted up respectively on first plate body 1 and the second plate body 2 and has accomodate chamber 5 and slot 6, accomodates and is provided with inserted bar 7 in the chamber 5.

First buckle 8 and second buckle 9 are installed respectively at the edge of first plate body 1 and second plate body 2, have seted up on the second plate body 2 and have erected groove 10, erect the inslot and be provided with receiver 11 in the groove 10, receiver 11's surface mounting has rubber strip 12, and rubber strip 12 is located spacing groove 13, and spacing groove 13 is seted up on the inner wall of erecting groove 10.

The lower ends of the first board body 1 and the second board body 2 are both provided with a supporting mechanism 14, and the back surface of the second board body 2 is provided with a strap 15.

The butt joint holes are formed in the connecting positions of the first plate body 1, the second plate body 2 and the supporting mechanism 14 in the embodiment, the first plate body 1 and the second plate body 2 are in threaded connection with the supporting mechanism 14 through the butt joint holes, the supporting mechanism 14 is conveniently drawn out from the storage barrel 4 and screwed down below the first plate body 1 and the second plate body 2, and therefore the expanded first plate body 1 and the expanded second plate body 2 can be stably supported.

The inserting rod 7 in the embodiment is slidably connected with the first plate body 1 through the containing cavity 5, one end, away from the containing cavity 5, of the inserting rod 7 is matched with the slot 6, the inserting rod 7 can be manually pushed to perform sliding motion in the containing cavity 5, and therefore the inserting rod 7 can be conveniently pushed out of the containing cavity 5 to be inserted into the slot 6, stability of the first plate body 1 and the second plate body 2 which are unfolded can be maintained, and the condition that the first plate body 1 and the second plate body 2 which are unfolded are closed automatically is avoided.

The containing box 11 in this example is provided with the jack, and the rubber strip 12 on the surface of the containing box 11 is matched with the limiting groove 13, so that the containing box 11 can be stably installed in the vertical groove 10 through the rubber strip 12 and the limiting groove 13, the chalk can be conveniently and stably contained in the jack on the containing box 11, and the chalk can be conveniently and subsequently taken out from the containing box 11 for taking.

The supporting mechanism 14 in this example includes a first supporting rod 1401, a second supporting rod 1402, a fastening bolt 1403, a groove 1404, a supporting foot 1405, a locking rod 1406, and a locking nut 1407, where the first supporting rod 1401 is located below the first board body 1 and the second board body 2, the second supporting rod 1402 is installed inside the first supporting rod 1401, the fastening bolt 1403 is installed on the surface of the first supporting rod 1401 through a penetrating type screw thread, the groove 1404 is opened at one end of the first supporting rod 1401 far from the second supporting rod 1402, the supporting foot 1405 is arranged inside the groove 1404, the locking rod 1406 is installed on the inner wall of the groove 1404, the locking nut 1407 is installed at one end of the locking rod 1406 far from the supporting foot 1405, and the supporting mechanism 14 is provided to facilitate stable supporting of the first board body 1 and the second board body 2, and simultaneously, the supporting heights of the first board body 1 and the second board body 2 can be adjusted through the supporting mechanism 14, and the first board body 1 and the second board body 2 can be supported to a proper height as needed.

The second support rod 1402 and the first support rod 1401 in this embodiment form a telescopic structure, and the length between the second support rod 1402 and the first support rod 1401 can be adjusted, so that the purpose of adjusting the support height of the first plate body 1 and the second plate body 2 is achieved, the second support rod 1402 is located below the first plate body 1 and the second plate body 2 and is respectively in threaded connection with the first plate body 1 and the second plate body 2, and the second support rod 1402 is convenient to detach or mount below the first plate body 1 and the second plate body 2, so that the support mechanism 14 is convenient to mount and use, and meanwhile, the support mechanism 14 is also convenient to detach and place in the storage barrel 4 for storage.

In this example, the locking rod 1406 is fixedly connected to one side inner wall of the groove 1404, the locking rod 1406 is connected to the other side inner wall of the groove 1404 in a penetrating manner, and the locking rod 1406 is connected to the supporting foot 1405 in a penetrating manner, so that when the locking nut 1407 is screwed, the locking nut 1407 moves on the locking rod 1406, and meanwhile, the locking nut 1407 pushes two side walls of the groove 1404 to clamp the supporting foot 1405, so that the supporting foot 1405 is stably clamped by the side wall of the groove 1404, the locking nut 1407 is reversely unscrewed, the supporting foot 1405 is not clamped by the side wall of the groove 1404, and the supporting foot 1405 is rotated and adjusted in posture on the locking rod 1406.

The working principle is as follows: as shown in fig. 1-7, when using the explanation stand, firstly unfolding the first board 1 and the second board 2 through the hinge 3, then pushing the insertion rod 7 to extend out of the storage cavity 5 until the insertion rod 7 is inserted into the insertion slot 6, at this time, the first board 1 and the second board 2 can stably maintain the unfolded state, then pulling out the supporting mechanism 14 from the storage barrel 4, then pulling out the second supporting rod 1402 from the first supporting rod 1401 until the second supporting rod 1402 and the first supporting rod 1401 extend to a proper length, then screwing down the fastening bolt, at this time, the length between the second supporting rod 1402 and the first supporting rod 1401 is fixed, then manually pushing the supporting foot 1405 to rotate on the locking rod 1406 until the supporting foot and the second supporting rod 1402 form a "T" shaped structure, then screwing down the locking nut 1407 until the locking nut 7 pushes the inner wall of the groove 1405 to stably clamp the supporting foot 1405, then screwing down the second supporting rod 1402 on the lower part of the first board 1 and the second board 2, at this time, the user can take out the chalk board 1 and the second board 2 from the storage box 11, and then stably hold the chalk board 1403;

according to fig. 1-7, when the explanation shelf needs to be folded, stored and carried, chalk is inserted into the storage box 11, then the storage box 11 is inserted into the vertical groove 10 until the rubber strip 12 on the surface of the storage box 11 is clamped into the limiting groove 13, then the second support rod 1402 is unscrewed from the first board body 1 and the second board body 2, then the fastening bolt 1403 is unscrewed, the second support rod 1402 is pushed into the first support rod 1401, then the locking nut 1407 on the locking rod 1406 is unscrewed, at this time, the supporting foot 1405 is not clamped by the inner wall of the groove 1404, then the supporting foot 1405 is manually pushed to rotate on the locking rod 1406 until one end of the supporting foot 1405 is received into the groove 1404, then the supporting mechanism 14 is inserted into the storage barrel 4, then the inserting rod 7 is pushed to retract into the storage cavity 5 until the inserting rod 7 is disconnected from the slot 6, then the first board body 1 and the second board body 2 can be manually pushed to rotate through the hinge 3 until the second board body 9 on the second board body 2 is buckled into the first buckle plate 8, at this time, and the first board body 1 and the second board body 2 are not folded to be automatically carried by the braces, at this time, and the braces 15 are automatically carried.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. A foldable explanation frame which characterized in that: the novel storage box comprises a first plate body (1), wherein a second plate body (2) is arranged on the side edge of the first plate body (1), a hinge (3) is arranged between the first plate body (1) and the second plate body (2), the first plate body (1) is connected with the second plate body (2) through the hinge (3), a storage barrel (4) is installed on the back surface of the first plate body (1), a storage cavity (5) and a slot (6) are formed in the first plate body (1) and the second plate body (2) respectively, and an inserted rod (7) is arranged in the storage cavity (5);

a first buckling plate (8) and a second buckling plate (9) are respectively installed at the edges of the first plate body (1) and the second plate body (2), a vertical groove (10) is formed in the second plate body (2), a storage box (11) is arranged in the vertical groove (10), a rubber strip (12) is installed on the surface of the storage box (11), the rubber strip (12) is located in a limiting groove (13), and the limiting groove (13) is formed in the inner wall of the vertical groove (10);

supporting mechanisms (14) are installed at the lower ends of the first plate body (1) and the second plate body (2), and straps (15) are installed on the back face of the second plate body (2).

2. The foldable lecture rack of claim 1, wherein: the connection positions of the first plate body (1), the second plate body (2) and the supporting mechanism (14) are provided with butt joint holes, and the first plate body (1) and the second plate body (2) are in threaded connection with the supporting mechanism (14) through the butt joint holes.

3. The foldable lecture rack of claim 1, wherein: the inserted bar (7) is connected with the first plate body (1) in a sliding mode through the containing cavity (5), and one end, far away from the containing cavity (5), of the inserted bar (7) is matched with the slot (6) mutually.

4. The foldable lecture rack of claim 1, wherein: the storage box (11) is provided with jacks, and the rubber strips (12) on the surface of the storage box (11) are matched with the limiting grooves (13) mutually.

5. The foldable lecture rack of claim 1, wherein: the supporting mechanism (14) comprises a first supporting rod (1401), a second supporting rod (1402), a fastening bolt (1403), a groove (1404), supporting legs (1405), a locking rod (1406) and a locking nut (1407), wherein the first supporting rod (1401) is located below a first plate body (1) and a second plate body (2), the second supporting rod (1402) is installed inside the first supporting rod (1401), the fastening bolt (1403) is installed on the surface of the first supporting rod (1401) in a penetrating mode through threads, a groove (1404) is formed in one end, away from the second supporting rod (1402), of the first supporting rod (1401), the supporting legs (1405) are arranged on the inner side of the groove (1404), the locking rod (1406) is installed on the inner wall of the groove (1404), and the locking nut (1407) is installed at one end, away from the supporting legs (1405), of the locking rod (1406).

6. The foldable lecture rack of claim 5, wherein: the second support rod (1402) and the first support rod (1401) form a telescopic structure, and the second support rod (1402) is located below the first plate body (1) and the second plate body (2) and is in threaded connection with the first plate body (1) and the second plate body (2) respectively.

7. The foldable lecture rack of claim 5, wherein: the locking rod (1406) is fixedly connected with the inner wall of one side of the groove (1404), the locking rod (1406) is in through connection with the inner wall of the other side of the groove (1404), and the locking rod (1406) is in through connection with the supporting leg (1405).