CN219832003U - Contrast explanation show board - Google Patents
Contrast explanation show board Download PDFInfo
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- CN219832003U CN219832003U CN202320583867.9U CN202320583867U CN219832003U CN 219832003 U CN219832003 U CN 219832003U CN 202320583867 U CN202320583867 U CN 202320583867U CN 219832003 U CN219832003 U CN 219832003U
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- display board
- wall
- rigid coupling
- groove
- baffle
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- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims description 23
- 238000010168 coupling process Methods 0.000 claims description 23
- 238000005859 coupling reaction Methods 0.000 claims description 23
- 244000309464 bull Species 0.000 claims description 8
- 230000003028 elevating effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Abstract
The utility model particularly relates to a contrast explanation display board which comprises a lifting box, wherein universal wheels are fixedly connected to four corners of the lower surface of the lifting box, a lifting mechanism is arranged in the lifting box, a support plate is fixedly connected to the upper end of the lifting mechanism, two display boards are fixedly connected to the upper surface of the support plate, the two display boards are fixedly connected, a square groove is formed in the center of one side wall of each display board, a first rubber pad is adhered to the inner wall of each square groove, and clamping mechanisms are arranged at the upper end and the lower end of the side wall of each display board. When the explained paper is required to be fixed on the display board, the connecting frames at the two ends of the display board are pulled outwards, the paper is placed in the square groove, then the connecting frames are moved up and down, the inserting rods are aligned with the inserting grooves, and then the connecting frames are loosened, so that the second rubber pad is tightly attached to the paper, the fixation is completed, the clamping effect is good, the absorption capacity of the magnet is not affected due to thicker paper, and therefore textbooks or paper loosening and falling phenomena are avoided.
Description
Technical Field
The utility model relates to the technical field of teaching display boards, in particular to a contrast explanation display board.
Background
In university's chinese teaching, need to contrast the explanation to ancient chinese and annotation generally, the student of being convenient for understand the meaning of ancient chinese more audio-visual, improved the quality of teaching, so need a university chinese teaching with contrast explanation show board.
A portable ideological and political education contrast display device with a publication number of CN206259073U belongs to the field of ideological and political education. The device comprises an explanation area and a display area, wherein one side of the explanation area is hinged with the display area, the explanation area and the display area can be folded and buckled, and the display area is a magnetic plate; the top of the display area is provided with two brackets, two heads are respectively fixed on the two brackets, a scroll is arranged between the two heads, a rolling curtain is wrapped on the scroll, the free end of the rolling curtain is fixed with a bottom rod, and a chain is arranged in any one of the heads; the top of explanation district corresponds spool department and is equipped with indent spool standing groove, and the bottom of explanation district is equipped with indent writing pen standing groove, magnetic path standing groove and cleans board standing groove.
The utility model discloses a portable ideological and political education contrast display device as above, the device uses magnetic stripe cooperation magnetic plate lock, convenient to carry just can guarantee that display device inner structure is not destroyed, can hang display device through the handle, the annotation that needs to explain is directly write on the explanation board, save time, but the device needs to use more magnet, simultaneously if the paper is thicker, can influence the adsorption capacity of magnet, thereby the phenomenon that textbook or paper are not hard up to drop appears, and the device does not possess the function that the display panel goes up and down, at the in-process of contrast show, there is the inconvenient condition of use when explaining because of the teacher of different heights.
Disclosure of Invention
The utility model aims to provide a contrast explanation display board so as to solve the problems in the prior art.
The technical scheme of the utility model is as follows: the utility model provides a contrast explanation show board, includes the lift case, lift case lower surface four corners department rigid coupling has the universal wheel, be equipped with elevating system in the lift case, elevating system upper end rigid coupling has the extension board, extension board upper surface rigid coupling has two showplates, two fixed connection between the showplates, square groove has been seted up to showplate side wall center department, square groove inner wall bonding has first rubber pad, and both ends all are equipped with fixture about the showplate lateral wall.
Preferably, the elevating system includes the lift groove, the lift groove is seted up in the lift case upper surface, the activity grafting has the connecting rod in the lift groove, connecting rod upper end fixedly connected with screw thread piece in extension board lower surface, and connecting rod lower extreme fixedly connected with screw thread piece, screw thread piece center department threaded connection has the threaded rod, the threaded rod is located the lift case inner chamber, and the threaded rod both ends rotate and connect in the lift case, threaded rod outer wall rigid coupling has first bevel gear, first bevel gear one side meshing is connected with second bevel gear, second bevel gear keeps away from a side wall center department rigid coupling of first bevel gear has the bull stick, the bull stick other end extends to outside the lift case, and the bull stick other end rigid coupling has the carousel, bull stick outer wall one side rotates to be connected in the lift case lateral wall.
Preferably, the fixture includes even frame, even frame is located panel one side, even frame center department inner wall rigid coupling has the clamp plate, the clamp plate is kept away from one side wall of even frame and is bonded there is the second rubber pad, even frame inner wall both ends all rigid coupling has the inserted bar, and even frame both ends movable sleeve is equipped with the slider, the slider is close to one side wall of even frame and has seted up the removal groove, even frame both ends and removal inslot wall between the rigid coupling have the spring, panel one side wall is located the spout has all been seted up to square groove both sides, slider sliding connection is in the spout, panel lateral wall is located spout and square groove between and is equipped with the slot.
Preferably, both ends of the upper surface of the lifting box are movably inserted with limit posts.
Preferably, the second rubber pad is arranged in a fitting way with the first rubber pad, and the length of two ends of the connecting frame in the moving groove is greater than the length of the inserting rod in the inserting groove.
Preferably, the springs and the slots are provided with a plurality of springs or slots which are distributed at equal intervals.
The utility model provides a contrast explanation display board through improvement, which has the following improvements and advantages compared with the prior art:
the method comprises the following steps: when the explained paper is required to be fixed on the display board, the connecting frames at the two ends of the display board are pulled outwards, the paper is placed in the square groove, then the connecting frames are moved up and down, the inserting rods are aligned with the inserting grooves, and then the connecting frames are loosened, so that the second rubber pad is tightly attached to the paper, the fixation is completed, the clamping effect is good, the absorption capacity of the magnet is not influenced due to thicker paper, and therefore textbooks or the paper is loose and falls;
and two,: according to the utility model, when the height of the display board needs to be adjusted, the turntable is rotated, the support board and the display board are adjusted up and down through the cooperation of the first bevel gear, the second bevel gear, the threaded rod and the threaded block, the display board is lifted through the connecting rod, and the use of teachers with different heights in explanation is facilitated in the process of contrast display.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a perspective view of the clamping mechanism of the present utility model;
FIG. 3 is a perspective view of the lift mechanism of the present utility model;
FIG. 4 is a schematic perspective view of a second embodiment of the present utility model;
fig. 5 is a partial enlarged view of a portion a in fig. 1.
Reference numerals illustrate:
1. a lifting box; 2. a universal wheel; 3. a lifting mechanism; 31. a threaded rod; 32. a screw block; 33. a connecting rod; 34. a first bevel gear; 35. a second bevel gear; 36. a rotating rod; 37. a turntable; 38. a lifting groove; 4. a limit column; 5. a support plate; 6. a display board; 7. a square groove; 8. a first rubber pad; 9. a clamping mechanism; 91. connecting frames; 92. a pressing plate; 93. a second rubber pad; 94. a slide block; 95. a moving groove; 96. a spring; 97. a slot; 98. a chute; 99. and a plunger.
Detailed Description
The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments 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.
The utility model provides a contrast explanation display board through improvement, and the technical scheme of the utility model is as follows:
as shown in figures 1-5, a contrast explanation show board, including lift case 1, lift case 1 lower surface four corners department rigid coupling has universal wheel 2, is equipped with elevating system 3 in the lift case 1, and elevating system 3 upper end rigid coupling has extension board 5, and extension board 5 upper surface rigid coupling has two panel 6, and fixed connection has been seted up square groove 7 in panel 6 a lateral wall center department, and square groove 7 inner wall bonding has first rubber pad 8, and panel 6 lateral wall upper and lower both ends all are equipped with fixture 9.
Further, when the height of the display board needs to be adjusted, the supporting plate 5 and the display board 6 are adjusted up and down through the lifting mechanism 3, when the explained paper needs to be fixed on the display board 6, the paper is fixed through the clamping mechanism 9, the friction force can be increased through the first rubber pad 8, the clamping is firmer, and the universal wheels 2 are arranged, so that the device can be conveniently moved.
The lifting mechanism 3 comprises a lifting groove 38, the lifting groove 38 is formed in the upper surface of the lifting box 1, a connecting rod 33 is movably inserted in the lifting groove 38, the upper end of the connecting rod 33 is fixedly connected to the lower surface of the supporting plate 5, the lower end of the connecting rod 33 is fixedly connected with a threaded block 32, the center of the threaded block 32 is in threaded connection with a threaded rod 31, the threaded rod 31 is located in the inner cavity of the lifting box 1, two ends of the threaded rod 31 are rotatably connected in the lifting box 1, a first bevel gear 34 is fixedly connected to the outer wall of the threaded rod 31, one side of the first bevel gear 34 is in meshed connection with a second bevel gear 35, a rotating rod 36 is fixedly connected to the center of one side wall of the second bevel gear 35 far away from the first bevel gear 34, the other end of the rotating rod 36 extends out of the lifting box 1, a turntable 37 is fixedly connected to the other end of the rotating rod 36, and one side of the outer wall of the rotating rod 36 is rotatably connected to the side wall of the lifting box 1.
Further, when the height of the display board needs to be adjusted, the turntable 37 is rotated, and the support board 5 and the display board 6 are adjusted up and down through the connecting rod 33 by the cooperation of the first bevel gear 34, the second bevel gear 35, the threaded rod 31 and the threaded block 32.
The fixture 9 includes even frame 91, even frame 91 is located panel 6 one side, even frame 91 center department inner wall rigid coupling has clamp plate 92, clamp plate 92 keeps away from even frame 91's a lateral wall one and bonds has second rubber pad 93, even frame 91 inner wall both ends all rigid coupling has inserted bar 99, and even frame 91 both ends movable sleeve is equipped with slider 94, the slider 94 is close to even frame 91's a lateral wall and has seted up removal groove 95, even frame 91 both ends and removal groove 95 interwall rigid coupling have spring 96, panel 6 lateral wall is located square groove 7 both sides and has all seted up spout 98, slider 94 sliding connection is in spout 98, panel 6 lateral wall is located between spout 98 and square groove 7 and is equipped with slot 97.
Further, when the explanation paper needs to be fixed on the display board 6, the connecting frames 91 at two ends of the display board 6 are pulled outwards, the inserting rods 99 are moved out of the slots 97, the paper is placed into the square slots 7, then the connecting frames 91 and the sliding blocks 94 are moved up and down, when the inserting rods 99 are positioned at the proper positions, the inserting rods 99 are aligned with the slots 97, the connecting frames 91 are loosened, the connecting frames 91 automatically move inwards, and accordingly the second rubber pads 93 are tightly attached to the paper.
Limiting columns 4 are movably inserted at two ends of the upper surface of the lifting box 1.
Further, the lifting process is made more stable.
The second rubber pad 93 is attached to the first rubber pad 8, and the length of the two ends of the connecting frame 91 in the moving groove 95 is greater than the length of the inserting rod 99 in the inserting groove 97.
Further, after the insert rod 99 leaves the slot 97, the connecting frame 91 will not be separated from the sliding block 94, so as to facilitate movement.
The springs 96 and the slots 97 are provided with a plurality of springs 96 or slots 97 which are distributed at equal intervals.
Working principle: when the height of the display board needs to be adjusted, the turntable 37 is rotated, the support board 5 and the display board 6 are adjusted up and down through the cooperation of the first bevel gear 34, the second bevel gear 35, the threaded rod 31 and the threaded block 32, when the explained paper needs to be fixed on the display board 6, the connecting frames 91 at the two ends of the display board 6 are pulled outwards, the inserting rods 99 are moved out of the slots 97, the paper is placed into the square grooves 7, then the connecting frames 91 and the sliding blocks 94 are moved up and down, when the display board is positioned at a proper position, the inserting rods 99 are aligned to the slots 97, the connecting frames 91 are loosened, the connecting frames 91 automatically move inwards, the second rubber pads 93 are tightly attached to the paper, friction force can be increased by the aid of the first rubber pads 8 and the second rubber pads 93, the clamping is firmer, and the universal wheels 2 are arranged, so that the display board is convenient to move.
The previous description is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a contrast explanation show board, includes lift case (1), its characterized in that: the utility model discloses a lifting box, including lifting box (1), elevating system (3), baffle (5), baffle (6), square groove (7) have been seted up in baffle (6) lateral wall center department, square groove (7) inner wall bonding has first rubber pad (8), and both ends all are equipped with fixture (9) about baffle (6) lateral wall to elevating system (3) upper end rigid coupling has baffle (5), baffle (5) upper surface rigid coupling has two baffle (6), two fixed connection between baffle (6).
2. A control lecture display board according to claim 1, characterized in that: elevating system (3) are including lift groove (38), lift groove (38) are seted up in lift case (1) upper surface, lift groove (38) internalization is pegged graft and is had connecting rod (33), connecting rod (33) upper end fixedly connected with screw thread piece (32) in extension board (5) lower surface, and connecting rod (33) lower extreme fixedly connected with screw thread piece (32) center department threaded connection has threaded rod (31), threaded rod (31) are located lift case (1) inner chamber, and threaded rod (31) both ends rotate and connect in lift case (1), threaded rod (31) outer wall rigid coupling has first bevel gear (34), first bevel gear (34) one side meshing is connected with second bevel gear (35), a side wall center department rigid coupling that first bevel gear (34) were kept away from to second bevel gear (35) has bull stick (36), the bull stick (36) other end extends to lift case (1) outside, and bull stick (36) other end rigid coupling has carousel (37), bull stick (36) outer wall one side rotates and is connected in lift case (1).
3. A control lecture display board according to claim 1, characterized in that: clamping mechanism (9) are including linking frame (91), link frame (91) to be located panel (6) one side, link frame (91) center department inner wall rigid coupling has clamp plate (92), clamp plate (92) are kept away from one side wall of linking frame (91) and are bonded have second rubber pad (93), link frame (91) inner wall both ends all rigid coupling has inserted bar (99), and link frame (91) both ends movable sleeve to be equipped with slider (94), slider (94) are close to one side wall of linking frame (91) and have been seted up removal groove (95), link frame (91) both ends and removal groove (95) inner wall between the rigid coupling have spring (96), panel (6) one side wall is located square groove (7) both sides and all has been seted up spout (98), slider (94) sliding connection is in spout (98), panel (6) lateral wall is located between spout (98) and square groove (7) and is equipped with slot (97).
4. A control lecture display board according to claim 1, characterized in that: limiting columns (4) are movably inserted into two ends of the upper surface of the lifting box (1).
5. A control lecture display board according to claim 3, characterized in that: the second rubber pad (93) is laminated with first rubber pad (8) and is set up, the length that even frame (91) both ends are located movable groove (95) is greater than the length that inserted bar (99) are located slot (97).
6. A control lecture display board according to claim 3, characterized in that: the springs (96) and the slots (97) are provided with a plurality of springs (96) or the slots (97) which are distributed at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320583867.9U CN219832003U (en) | 2023-03-23 | 2023-03-23 | Contrast explanation show board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320583867.9U CN219832003U (en) | 2023-03-23 | 2023-03-23 | Contrast explanation show board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219832003U true CN219832003U (en) | 2023-10-13 |
Family
ID=88275924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320583867.9U Active CN219832003U (en) | 2023-03-23 | 2023-03-23 | Contrast explanation show board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219832003U (en) |
-
2023
- 2023-03-23 CN CN202320583867.9U patent/CN219832003U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240104 Address after: 354200 Comprehensive Building on the South Side of Qinkou Village Expressway in Jiangkou Town, Jianyang District, Nanping City, Fujian Province Patentee after: Fujian Dawuyi Research Industry Development Co.,Ltd. Address before: No. 21, Row 5, Xijiao Anjuyuan District 1, Jinzhu West Road, Chengguan District, Lhasa, Xizang Autonomous Region, 850000 Patentee before: De Zhen |
|
| TR01 | Transfer of patent right |