CN220212392U

CN220212392U - Demonstration board fixing mechanism

Info

Publication number: CN220212392U
Application number: CN202320309408.1U
Authority: CN
Inventors: 袁理全
Original assignee: Chengdu Shiji Feiyang Technology Group Co ltd
Current assignee: Chengdu Shiji Feiyang Technology Group Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-12-22
Anticipated expiration: 2033-02-24

Abstract

The utility model provides a demonstration board fixing mechanism, which belongs to the technical field of demonstration boards, and particularly relates to visual transmission teaching equipment, and the visual transmission teaching equipment comprises a supporting seat, wherein the supporting seat comprises a base, a first supporting frame and a second supporting frame are respectively fixedly arranged on the front side and the rear side of the top of the base, a rotary backboard is arranged at the front end of the top of the first supporting frame, a clamping mechanism is arranged in front of the rotary backboard, a connecting shaft is fixedly connected with the rear side of the rotary backboard, a through hole is cut at the upper end of the first supporting frame, the connecting shaft penetrates through the through hole and is outwards connected with a turntable mechanism in an extending mode, and a rocker mechanism is connected with the top of the second supporting frame and is matched with the turntable mechanism.

Description

Demonstration board fixing mechanism

Technical Field

The utility model belongs to the technical field of demonstration boards, and particularly relates to a demonstration board fixing mechanism.

Background

Most of the prior demonstration boards are clamped by a clamping device in the using process, when the clamping of the demonstration boards by the fixing mechanism is completed, the demonstration boards cannot move, and therefore, the fixing mechanism for the demonstration boards is provided.

Disclosure of Invention

The utility model aims to provide a demonstration board fixing mechanism, which aims to solve the technical problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a demonstration board fixed establishment, includes the supporting seat, the supporting seat includes the base, both sides are fixed respectively around the top of base are provided with first support frame and second support frame, the top front end of first support frame is provided with rotatory backplate, the place ahead of rotatory backplate is provided with clamping mechanism, the rear side fixedly connected with connecting axle of rotatory backplate, the upper end of first support frame is excavated and is had the through-hole, the connecting axle runs through in the through-hole and outwards extends and be connected with carousel mechanism, the top of second support frame is connected with rocker mechanism, carousel mechanism cooperatees with rocker mechanism.

As a preferable scheme of the utility model, the clamping mechanism comprises a translation plate, wherein the front end of the rotary backboard is provided with a transverse groove, two sides of the transverse groove are uniformly provided with vertical grooves, the translation plate is positioned in the transverse groove of the rotary backboard, the front end of the translation plate is uniformly provided with a linkage plate, the rear side of one end of the linkage plate far away from the translation plate is rotationally connected with a moving block through a bolt, the moving block is positioned in the vertical groove of the rotary backboard, and the front end of the linkage plate is connected with an L-shaped plate through a bolt.

As a preferable scheme of the utility model, the left side of the translation plate is uniformly provided with the connecting rod, the left side of the connecting rod is fixedly connected with the U-shaped plate, the U-shaped plate is clamped on the outer side wall of the rotary backboard, the rear side of the U-shaped plate is uniformly provided with the anti-skid groove, and the rear side of the U-shaped plate is provided with the fixing bolt.

As a preferable scheme of the utility model, the rotary table mechanism comprises a circular disc, wherein the circular disc is positioned on the outer side wall of the connecting shaft, and cylindrical blocks are uniformly arranged on the rear side of the circular disc.

As a preferable scheme of the utility model, the rocker mechanism comprises a support frame, the support frame is fixedly connected to the top of the second support frame, connecting holes are cut on two sides of the support frame, rockers are arranged in two groups of connecting holes, gears are fixedly arranged on the outer side walls of the rockers, and the gears are matched with the cylindrical blocks.

As a preferable scheme of the utility model, the rear side of the first support frame is fixedly connected with a fixed block, one end of the fixed block, which is far away from the first support frame, is rotationally connected with a fixed plate, the top of the fixed plate is cut with a clamping hole, and the diameter of the clamping hole is 1.1 times that of the cylindrical block.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the clamping device is arranged at the front end of the rotary backboard, the U-shaped plate is pulled to drive the translation plate to move left and right repeatedly in the groove of the rotary backboard, the linkage plate is pulled to exert force on the moving block, so that the moving block slides in the vertical groove, and meanwhile, the L-shaped plate at the front end of the moving block is forced to move up and down, so that the middle part of the clamping device presents different distances, and the clamping device can be used for clamping demonstration boards with different sizes.

According to the utility model, the rotary mechanism is arranged at the rear side of the rotary backboard, the rocker is manually rocked, so that the gear on the outer side wall of the rocker rotates, the disc drives the rotary backboard to rotate under the action of the cylindrical block rotated by the gear, and finally the clamping hole on the fixing plate is matched and fixed with the cylindrical block through rotating the fixing plate at the rear part of the fixing block, so that the rotary backboard is positioned at a required display angle, and the demonstration board positioned in the clamping mechanism can be displayed in a multi-angle direction.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a front view of a play sheet securing mechanism of the present utility model;

FIG. 2 is a rear view of a play sheet securing mechanism of the present utility model;

FIG. 3 is a schematic diagram of a moving block of a demonstration board fixing mechanism of the present utility model;

FIG. 4 is an enlarged view of portion A of FIG. 2 illustrating a plate securing mechanism according to the present utility model;

FIG. 5 is a left side view of a play sheet securing mechanism of the present utility model;

fig. 6 is an exploded view showing the structure of a plate fixing mechanism according to the present utility model.

In the figure: 1. a support base; 11. a base; 12. a first support frame; 13. a second support frame; 2. rotating the back plate; 3. a clamping mechanism; 31. an L-shaped plate; 32. a linkage plate; 33. a translation plate; 34. a moving block; 35. a connecting rod; 36. a U-shaped plate; 37. a fixing bolt; 4. a rotation mechanism; 41. a circular disc; 42. a cylindrical block; 43. a gear; 44. a rocker; 45. a support frame; 46. a fixed block; 47. a fixing plate; 48. and a connecting shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1:

referring to fig. 1-6, the technical scheme provided by the present embodiment is as follows:

the utility model provides a demonstration board fixed establishment, including supporting seat 1, supporting seat 1 includes base 11, both sides are fixed respectively around the top of base 11 are provided with first support frame 12 and second support frame 13, first support frame 12 and second support frame 13 are respectively as weight support in order to let whole device fixed, the top front end of first support frame 12 is provided with rotatory backplate 2, the place ahead of rotatory backplate 2 is provided with clamping mechanism 3, clamping mechanism 3 can adjust splint size and fix the demonstration board of equidimension, the rear side fixedly connected with connecting axle 48 of rotatory backplate 2, the rotation of device around the connecting axle 48 drives, the upper end of first support frame 12 is excavated and is connected with the through-hole, connecting axle 48 runs through in the through-hole and outwards extends and be connected with carousel mechanism, the top fixedly connected with rocker mechanism of second support frame 13, carousel mechanism cooperatees with rocker mechanism, can let connecting axle 48 drive the device together rotate around.

Referring to fig. 1 or 3 again, the clamping mechanism 3 includes a translation plate 33, a transverse groove is cut at the front end of the rotating backboard 2, multiple groups of vertical grooves are uniformly provided at two sides of the transverse groove, the translation plate 33 is located in the transverse groove of the rotating backboard 2 and moves left and right in the transverse groove, a linkage plate 32 is uniformly provided at the front end of the translation plate 33, the translation plate 33 moves left and right to drive the linkage plate 32 to rotate up and down, the linkage plate 32 is far away from the rear side of one end of the translation plate 33 and is connected with a moving block 34 through a bolt, the moving block 34 is located in the vertical groove of the rotating backboard 2, the front end of the linkage plate 32 is connected with an L-shaped plate 31 through a bolt, the moving block 34 moves up and down to drive the L-shaped plate 31 to move, and the L-shaped plate 31 is provided with a groove to fix the demonstration board better.

Referring to fig. 1 or 2, a connecting rod 35 is uniformly and fixedly connected to the left side of the translation plate 33, a U-shaped plate 36 is fixedly connected to the left side of the connecting rod 35, the U-shaped plate 36 is clamped on the outer side wall of the rotary back plate 2, an anti-slip slot is uniformly cut on the rear side of the U-shaped plate 36, the anti-slip slot can be pushed to adjust the clamping mechanism when the device is used, a fixing bolt 37 is arranged on the rear side of the U-shaped plate 36, and when the device is adjusted to a proper position, the fixing bolt 37 is manually adjusted to fix the U-shaped plate 36.

Referring to fig. 2, the turntable mechanism includes a circular disc 41, the circular disc 41 is located on an outer side wall of a connecting shaft 48, cylindrical blocks 42 are uniformly disposed on a rear side of the circular disc 41, and the cylindrical blocks 42 serve as trigger points of the turntable mechanism and are driven to rotate by an external force.

Referring to fig. 2, the rocker mechanism includes a supporting frame 45, the supporting frame 45 is fixedly connected to the top of the second supporting frame 13, connecting holes are cut on two sides of the supporting frame 45, rockers 44 are disposed in the two groups of connecting holes, a linkage rod and a handle are disposed on the rockers 44, a gear 43 is fixedly disposed on an outer side wall of the rockers 44, and the gear 43 can be manually rocked to drive the gear to rotate, and is matched with the cylindrical block 42.

Referring to fig. 2 or 4, a fixing block 46 is fixedly connected to the rear side of the first support frame 12, one end of the fixing block 46 away from the first support frame 12 is rotatably connected with a fixing plate 47, the fixing plate 47 can rotate at a connection point of the fixing block 46, a clamping hole is cut in the top of the fixing plate 47, the diameter of the clamping hole is 1.1 times that of the cylindrical block 42, the cylindrical block 42 can be just limited, and when the rotating backboard rotates to a certain angle, the cylindrical block 42 is fixed through rotating the fixing plate 47 so as to fix the whole rotating mechanism 4.

The working principle or working process of the utility model is as follows: through manually pulling U-shaped plate 36, make it drive connecting rod 35 will translate board 33 and slide in the horizontal recess of backplate 2, make gangbar 32 act on movable block 34 and carry out the upper and lower repeated slip in vertical recess, connect two L-shaped plates 31 on movable block 34 and gangbar 32 and inwards shrink or outwards expand simultaneously, at this moment, L-shaped plate 31 alright remove the fixed demonstration board of different sizes, rethread manual rocker 44, gear 43 on the lateral wall of rocker 44 can rotate, cylindrical piece 42 with gear 43 engaged can receive the effect, circular dish 41 also can rotate along with it, the through-hole has been cut on the circular dish 41, connecting axle 48 runs through the through-hole on the circular dish 41 and with its fixed connection, connecting axle 48 also can rotate, the one end fixedly connected with backplate 2 of circular dish 41 is kept away from to connecting axle 48, drive backplate 2 simultaneously and rotate, after rotating backplate 2 to required position, because fixed plate 47 and fixed block 46 are the rotation connection, can be through rotating the joint hole on the fixed plate 47 with cylindrical piece 42, it can be fixed to the angle that the required demonstration board is different sizes can be used for demonstration board or vertical edition.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a demonstration board fixed establishment, includes supporting seat (1), its characterized in that: the supporting seat (1) comprises a base (11), a first supporting frame (12) and a second supporting frame (13) are respectively fixedly arranged on the front side and the rear side of the top of the base (11), a rotary back plate (2) is arranged at the front end of the top of the first supporting frame (12), a clamping mechanism (3) is arranged in front of the rotary back plate (2), a connecting shaft (48) is fixedly connected to the rear side of the rotary back plate (2), a through hole is formed in the upper end of the first supporting frame (12), a rotary table mechanism is connected to the connecting shaft (48) in the through hole in a penetrating mode and extends outwards, and a rocker mechanism is connected to the top of the second supporting frame (13) and matched with the rotary table mechanism.

2. The demonstration board fixing mechanism according to claim 1, wherein the clamping mechanism (3) comprises a translation board (33), transverse grooves are formed in the front end of the rotary backboard (2), vertical grooves are uniformly formed in two sides of the transverse grooves of the rotary backboard (2), the translation board (33) is located in the transverse grooves, linkage boards (32) are uniformly arranged at the front ends of the translation boards (33), the rear sides of one ends of the linkage boards (32) far away from the translation boards (33) are connected with moving blocks (34) through bolt rotation, the moving blocks (34) are located in the vertical grooves of the rotary backboard (2), and L-shaped boards (31) are connected with the front ends of the linkage boards (32) through bolts.

3. The demonstration board fixing mechanism according to claim 2, wherein the left side of the translation board (33) is uniformly provided with a connecting rod (35), the left side of the connecting rod (35) is fixedly connected with a U-shaped board (36), the U-shaped board (36) is clamped on the outer side wall of the rotary backboard (2), the rear side of the U-shaped board (36) is uniformly provided with an anti-slip groove, and the rear side of the U-shaped board (36) is provided with a fixing bolt (37).

4. A presentation plate fixing mechanism according to claim 1, wherein the turntable mechanism comprises a circular disc (41), the circular disc (41) is located on the outer side wall of the connecting shaft (48), and cylindrical blocks (42) are uniformly arranged on the rear side of the circular disc (41).

5. The demonstration board fixing mechanism according to claim 1, wherein the rocker mechanism comprises a supporting frame (45), the supporting frame (45) is fixedly connected to the top of the second supporting frame (13), connecting holes are cut in two sides of the supporting frame (45), rockers (44) are arranged in two groups of connecting holes, gears (43) are fixedly arranged on the outer side walls of the rockers (44), and the gears (43) are matched with the cylindrical blocks (42).

6. The demonstration board fixing mechanism according to claim 1, wherein a fixing block (46) is fixedly connected to the rear side of the first supporting frame (12), one end, far away from the first supporting frame (12), of the fixing block (46) is rotatably connected with a fixing board (47), a clamping hole is cut in the top of the fixing board (47), and the diameter of the clamping hole is 1.1 times that of the cylindrical block (42).