阅读说明：本技术 一种国际贸易报关报检流程教学展示装置 (International trade customs declaration and inspection flow teaching display device ) 是由 张雅倩 于 2021-07-14 设计创作，主要内容包括：本发明公开了一种国际贸易报关报检流程教学展示装置,包括展示板和底座,所述底座上对称安装有两个安装杆,每个所述安装杆远离底座的一端均固定安装有连接杆,所述展示板上固定安装有半圆齿轮,所述半圆齿轮上固定安装有转动杆,且转动杆贯穿半圆齿轮,所述转动杆活动插设在两个连接杆远离安装杆的一端,两个所述安装杆之间安装有单向转动机构,所述底座远离安装杆的一侧安装有移动机构。本发明通过半圆齿轮和单向转动机构来实现展示板角度的调节,有利于提高整体的教学质量,学习者们不用长期一个角度观看展示板,也有利于眼部和颈椎的健康,通过移动机构来实现教学展示装置的可移动性,提高了教学展示装置的灵活性。(The invention discloses a international trade customs declaration and inspection flow teaching display device which comprises a display board and a base, wherein two mounting rods are symmetrically mounted on the base, a connecting rod is fixedly mounted at one end, far away from the base, of each mounting rod, a semicircular gear is fixedly mounted on the display board, a rotating rod is fixedly mounted on the semicircular gear and penetrates through the semicircular gear, the rotating rod is movably inserted into one end, far away from the mounting rods, of each connecting rod, a unidirectional rotating mechanism is mounted between the two mounting rods, and a moving mechanism is mounted at one side, far away from the mounting rods, of the base. The angle of the display board is adjusted through the semicircular gear and the one-way rotating mechanism, so that the whole teaching quality is improved, learners do not need to watch the display board at an angle for a long time, the health of eyes and cervical vertebrae is also improved, the mobility of the teaching display device is realized through the moving mechanism, and the flexibility of the teaching display device is improved.)

1. A teaching display device for international trade customs declaration and inspection flow comprises a display board (1) and a base (2), it is characterized in that two mounting rods (4) are symmetrically arranged on the base (2), one end of each mounting rod (4) far away from the base (2) is fixedly provided with a connecting rod (3), a semicircular gear (8) is fixedly arranged on the display board (1), a rotating rod (9) is fixedly arranged on the semicircular gear (8), the rotating rod (9) penetrates through the semicircular gear (8), the rotating rod (9) is movably inserted at one end of the two connecting rods (3) far away from the mounting rod (4), the rotating rod (9) penetrates through the two connecting rods (3), one end of the rotating rod (9) is fixedly provided with a turntable (15), a one-way rotating mechanism is arranged between the two mounting rods (4), and a moving mechanism is installed on one side of the base (2) far away from the installation rod (4).

2. The apparatus according to claim 1, wherein the international trade customs declaration flow teaching display device, it is characterized in that the one-way rotating mechanism comprises an oblique angle clamping rod (6) and a transmission rod (11), a first fixing rod (12) is fixedly arranged between the two mounting rods (4), the oblique angle clamping rod (6) is movably arranged on the first fixing rod (12), the oblique angle clamping rods (6) are matched with the semicircular gears (8), the outer wall of one side of the two ends of the first fixed rod, which is far away from the connecting rod (3), is symmetrically provided with the transmission rods (11), one ends of the two transmission rods (11), which are far away from the first fixed rod (12), are both fixedly provided with the slide blocks (17), one sides of the two installation rods (4), which are close to the display board (1), are both provided with the slide grooves (5), and the sliding block (17) is matched with the sliding groove (5), and a second fixing rod (16) is fixedly arranged between the two transmission rods (11).

3. The international trade customs declaration flow teaching display device according to claim 1, wherein the first springs (10) are fixedly mounted on one sides of the two mounting rods (4) close to the display board (1), and one ends of the two first springs (10) far away from the mounting rods (4) are fixedly mounted on the display board (1).

4. The international trade customs declaration and examination reporting flow teaching display device as claimed in claim 2, wherein one end of the sliding chute (5) close to the base (2) is fixedly provided with a second spring (18), one end of the second spring (18) is fixed on an end wall of the sliding chute (5), and the other end of the second spring is fixedly provided on an outer wall of the sliding block (17).

5. The international trade customs declaration and inspection flow teaching display device as claimed in claim 2, wherein a limiting plate (7) is fixedly mounted at one side of the two mounting rods (4) close to the display board (1), and the limiting plate (7) is located above the oblique angle clamping rod (6).

6. The international trade customs declaration flow teaching display device according to claim 1, wherein the moving mechanism comprises a roller frame (13) and rollers (14), four roller frames (13) are symmetrically installed on one side of the base (2) far away from the installation rod (4), and each roller frame (13) is movably installed with a roller (14).

Technical Field

The invention relates to the field of international trade customs declaration and inspection flow teaching, in particular to an international trade customs declaration and inspection flow teaching display device.

Background

Customs declaration is one of the necessary links for fulfilling customs entry and exit procedures, and refers to the process of goods, goods or transportation entry and exit procedures and related customs affairs transacted by goods receiving and dispatching persons of goods, transportation means and owners of goods or their agents, including declaration to customs, acceptance of documents and certificates, and acceptance of customs supervision and inspection and the like.

Present international trade customs inspection flow teaching display device, angle of adjustment that its show board can not be nimble just so can not carry out comprehensive teaching to every learner, has influenced holistic teaching quality, also does not benefit to simultaneously learner's eye health, and fixed angle's show board eyes are looked towards a direction for a long time and are unfavorable for eye health, and secondly current international trade customs inspection flow teaching display device is difficult for removing.

Disclosure of Invention

The invention aims to solve the problems that the angle of a display board cannot be adjusted and the display board cannot be moved in the prior art, and provides a teaching display device for an international trade customs declaration and inspection process.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a flow teaching display device is examined in international trade customs declaration, includes show board and base, two installation poles, every are installed to the symmetry on the base the equal fixed mounting of one end that the base was kept away from to the installation pole has the connecting rod, fixed mounting has half round gear on the show board, fixed mounting has the dwang on the half round gear, and the dwang runs through half round gear, the dwang activity is inserted and is established the one end of keeping away from the installation pole at two connecting rods, and the dwang runs through two connecting rods, dwang one end fixed mounting has the carousel, two install one-way slewing mechanism between the installation pole, the base is kept away from one side of installation pole and is installed moving mechanism.

Preferably, one-way slewing mechanism includes oblique angle kelly and transfer line, two fixed mounting has first dead lever between the installation pole, movable mounting has the oblique angle kelly on the first dead lever, and the oblique angle kelly is mutually supported with half round gear, the transfer line is installed to the symmetry on one side outer wall that the connecting rod was kept away from at first dead lever both ends, two the equal fixed mounting of one end that first dead lever was kept away from to the transfer line has the slider, two the spout has all been seted up to one side that the installation pole is close to the show board, and slider and spout mutually support, fixed mounting has the second dead lever between two transfer lines.

Preferably, two the equal fixed mounting in one side that the installation pole is close to the show board has first spring, two the equal fixed mounting in one end that the installation pole was kept away from to first spring is on the show board.

Preferably, one end of the sliding groove, which is close to the base, is fixedly provided with a second spring, one end of the second spring is fixed on the end wall of the sliding groove, and the other end of the second spring is fixedly arranged on the outer wall of the sliding block.

Preferably, two one side fixed mounting that is close to the show board between the installation pole has the limiting plate, and the limiting plate is located the top of oblique angle kelly.

Preferably, the moving mechanism comprises four roller frames and rollers, four roller frames are symmetrically installed on one side of the base, which is far away from the installation rod, and each roller frame is movably provided with a roller.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the semicircular gear is arranged at the back of the display board, the unidirectional rotating mechanism is arranged between the two mounting rods, and the angle adjustment of the display board is realized by matching the oblique angle clamping rod and the semicircular gear, so that each learner can comprehensively see teaching materials for display, the efficiency of integral learning is improved, and the eye fatigue caused by long-term viewing of the display board at one angle is solved;

2. according to the invention, the moving mechanism is arranged below the base, so that the flexibility of the display device is improved, the display device can be moved more conveniently and rapidly, and time and labor are saved.

In conclusion, the angle of the display board is adjusted through the semicircular gear and the unidirectional rotating mechanism, so that the whole teaching quality is improved, learners do not need to watch the display board at an angle for a long time, the health of eyes and cervical vertebrae is also improved, the mobility of the international trade customs declaration and inspection flow teaching display device is realized through the moving mechanism, and the flexibility of the international trade customs declaration and inspection flow teaching display device is improved.

Drawings

FIG. 1 is a rear view of an international trade customs declaration and inspection flow teaching display device according to the present invention;

FIG. 2 is a side view of a device for teaching and displaying an international trade customs declaration and inspection process according to the present invention;

fig. 3 is an enlarged view of a part of a structure of an international trade customs inspection flow teaching display device a according to the present invention.

In the figure: the display device comprises a display board 1, a base 2, a connecting rod 3, an installation rod 4, a sliding chute 5, a bevel clamping rod 6, a limiting plate 7, a semicircular gear 8, a rotating rod 9, a first spring 10, a transmission rod 11, a first fixing rod 12, a roller carrier 13, a roller 14, a turntable 15, a second fixing rod 16, a sliding block 17 and a second spring 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a teaching and showing device for international trade customs declaration and inspection process comprises a showing board 1 and a base 2, two mounting rods 4 are symmetrically mounted on the base 2, a connecting rod 3 is fixedly mounted at one end of each mounting rod 4 far away from the base 2, a semicircular gear 8 is fixedly mounted on the showing board 1, a rotating rod 9 is fixedly mounted on the semicircular gear 8, the rotating rod 9 penetrates through the semicircular gear 8, the rotating rod 9 is movably inserted at one end of the two connecting rods 3 far away from the mounting rod 4, and dwang 9 runs through two connecting rods 3, and dwang 9 one end fixed mounting has carousel 15, installs one-way slewing mechanism between two installation poles 4, and the moving mechanism is installed to one side that installation pole 4 was kept away from to base 2, and two installation poles 4 are close to the equal fixed mounting in one side of show board 1 and have first spring 10, and the equal fixed mounting in one end that installation pole 4 was kept away from to two first springs 10 is on show board 1.

The unidirectional rotating mechanism comprises an oblique angle clamping rod 6 and a transmission rod 11, a first fixed rod 12 is fixedly arranged between two mounting rods 4, the oblique angle clamping rod 6 is movably arranged on the first fixed rod 12, the oblique angle clamping rod 6 is matched with a semicircular gear 8, the transmission rods 11 are symmetrically arranged on the outer wall of one side of two ends of the first fixed rod, which is far away from a connecting rod 3, one ends of the two transmission rods 11, which are far away from the first fixed rod 12, are respectively and fixedly provided with a slide block 17, one sides of the two mounting rods 4, which are close to the display board 1, are respectively provided with a slide groove 5, the slide block 17 is matched with the slide groove 5, a second fixed rod 16 is fixedly arranged between the two transmission rods 11, one end of the slide groove 5, which is close to the base 2, is fixedly provided with a second spring 18, one end of the second spring 18 is fixed on the end wall of the slide groove 5, the other end is fixedly arranged on the outer wall of the slide block 17, and a limit plate 7 is fixedly arranged on one side, which is close to the display board 1, between the two mounting rods 4, and the limit plate 7 is positioned above the bevel clamping rod 6.

It is worth noting that the semicircular gear 8 can be in contact with the oblique angle clamping rod 6 when rotating clockwise, the oblique angle clamping rod 6 can be pressed down, the oblique angle clamping rod 6 rotates anticlockwise around the first fixing rod 12, the transmission rod 11 can also be pressed down, the transmission rod 11 can be close to the sliding groove 5, the transmission rod 11 presses the sliding block 17 to move downwards along the sliding groove 5, the second spring 18 is compressed, when the latch of the semicircular gear 8 is separated from the oblique angle clamping rod 6, the second spring 18 recovers deformation, the sliding block 17 drives the transmission rod 11 to move upwards under the action of elastic force, the transmission rod 11 pushes the oblique angle clamping rod 6 back to the original position, the first spring 10 provides tensile force to the display board 1, the tensile force is rotated anticlockwise and clamped with the oblique angle clamping rod 6 under the action of the limiting plate 7, and the effect of fixing the display board 1 is achieved.

The moving mechanism comprises a roller frame 13 and rollers 14, four roller frames 13 are symmetrically arranged on one side of the base 2 far away from the mounting rod 4, and each roller frame 13 is movably provided with a roller 14

The working principle of the invention is as follows: when the device is used, the device is moved to a teaching place through the roller 14 below the base 2.

After the display board 1 is moved to a required place, the angle of the display board 1 can be adjusted, if the angle of the display board 1 is adjusted upwards, only the rotating disc 15 needs to be rotated clockwise, when the rotating disc 15 rotates clockwise, the semicircular gear 8 arranged at the back of the display board 1 also rotates clockwise, the semicircular gear 8 can be contacted with the oblique angle clamping rod 6 when rotating, the semicircular gear 8 can press down the oblique angle clamping rod 6 when rotating clockwise, the oblique angle clamping rod 6 rotates anticlockwise around the first fixing rod 12, when the oblique angle clamping rod 6 is pressed down, the transmission rod 11 connected with the oblique angle clamping rod 6 can also be pressed down 18, the transmission rod 11 can also approach the sliding chute 5, when the transmission rod 11 moves downwards, the sliding block 17 is pressed to move downwards along the sliding chute 5, the second spring 18 is compressed, when the clamping teeth of the semicircular gear 8 are separated from the oblique angle clamping rod 6, the second spring recovers deformation, the sliding block 17 drives the transmission rod 11 to move upwards under the action of elastic force, transfer line 11 backs the original position with oblique angle kelly 6, it is reciprocal with this, first spring 10 is stretched when showing board 1 clockwise rotation, give simultaneously 1 pulling force effect of show board, treat to show board 1 and adjust to required angle after, stop rotating carousel 15, show board 1 and have the trend of anticlockwise rotation under the pulling force of first spring 10, half-round gear 8's latch supports each other with oblique angle kelly 6, because there is the limiting plate above oblique angle kelly 6, prevent its counter-clockwise movement, then show board 1 at this moment obtains fixedly.

If need recall original angle, pull-down second dead lever 16, with two transfer lines 11 pulling downstream, oblique angle kelly 6 is by pulling clockwise motion and 8 latch looks alternate separations of semi-circular gear, but semi-circular gear 8 free movement this moment, under the effect of first spring 10, show board 1 is anticlockwise rotation, releases second dead lever 16, and oblique angle kelly 6 resumes the normal position, with the chucking of semi-circular gear 8.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.