CN214595084U - College english sentence pattern contrast explanation device - Google Patents
College english sentence pattern contrast explanation device Download PDFInfo
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- CN214595084U CN214595084U CN202120045950.1U CN202120045950U CN214595084U CN 214595084 U CN214595084 U CN 214595084U CN 202120045950 U CN202120045950 U CN 202120045950U CN 214595084 U CN214595084 U CN 214595084U
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- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 244000309464 bull Species 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 238000013016 damping Methods 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to an english teaching technical field specifically is a college english sentence formula contrast explanation device, including bottom plate, explanation mainboard and explanation subplate, telescopic lower terminal surface fixedly connected with buffer spring, the telescopic one end rotation that keeps away from of movable rod is connected with the stopper, the outside of stopper is provided with the spacing groove, the inboard fixedly connected with reset spring of spacing groove, the fixed surface of bull stick is connected with explanation subplate, the inside sliding connection of draw-in groove has the fixture block, the bottom fixedly connected with inserted bar of fixture block, the outside that the one end of fixture block was kept away from to the inserted bar is provided with the jack; the utility model increases the writing area of the blackboard through the mutual matching of the explanation main board and the explanation auxiliary board, so that teachers can quickly and comprehensively expand the contents of the required contrast explanation, the teaching efficiency is improved, the enthusiasm of students is kept, and the utility model is practical and reliable; and the efficacy of damping and buffering of the device in the using process is realized, the integral stability of the device is ensured, and the teaching effect is improved.
Description
Technical Field
The utility model relates to an english teaching technical field specifically is a college english sentence pattern contrast explanation device.
Background
With the increasingly accelerated international progress of China, English becomes more and more important, in English teaching, a plurality of sentences and texts need to be contrasted and explained and translated, in the existing college English class, teachers explain and translate the sentences and the texts on a blackboard by writing the sentences and the texts on chalks, the number of blackboard-writing is large, the explanation time of the teachers is delayed and reduced, the active tendency of students to learn words in the writing process is poor, and the comparison and explanation of the teachers to the words are not facilitated; in addition, the existing college English sentence pattern contrastive speech disaggregation has poor stability, and during teaching, the analysis board is easy to slide or topple, so that the teaching effect is greatly reduced, and certain potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a college english sentence formula contrast explanation device to the teacher who proposes in solving above-mentioned background art is at the teaching in-process, and the volume of blackboard writing is bigger, delays and has reduced teacher's explanation time and the relatively poor problem of stability of the group's of explaining of current college english sentence formula contrast.
In order to achieve the above object, the utility model provides a following technical scheme: a college English sentence pattern contrast explanation device comprises a bottom plate, an explanation main plate and an explanation subplate, wherein two ends of the top of the bottom plate are fixedly connected with stand columns, the tops of the stand columns are fixedly connected with slide blocks, the outer sides of the slide blocks are slidably connected with sleeves, the lower end faces of the sleeves are fixedly connected with buffer springs, the buffer springs are connected with the stand columns in a sleeved mode, the outer sides of the sleeves are rotatably connected with movable rods, one ends of the movable rods, far away from the sleeves, are rotatably connected with limit blocks, the outer sides of the limit blocks are provided with limit grooves, the inner sides of the limit grooves are fixedly connected with return springs, one ends, far away from the limit grooves, of the return springs are fixedly connected with the limit blocks, the top of the sleeves is fixedly connected with the explanation main plate, two ends of the front surface of the explanation main plate are hinged with frames through hinged supports, and two frames are fixedly connected through tower buckles, the improved structure of the drill bit is characterized in that an auxiliary plate groove is formed in the middle of the frame, an inner cavity of the auxiliary plate groove is connected with a rotating rod in a rotating mode, the surface of the rotating rod is fixedly connected with an explaining auxiliary plate, a bottom fixedly connected with hand wheel of the rotating rod, a clamping groove is formed in the bottom of the frame, a clamping block is slidably connected inside the clamping groove, a compression spring is fixedly connected to the outer side of the clamping block, one end, away from the clamping block, of the compression spring is fixedly connected with the clamping groove, an inserting rod is fixedly connected to the bottom of the clamping block, and an inserting hole is formed in the outer side, away from the end of the clamping block, of the inserting rod.
Preferably, the inserted bar is in an L-shaped structure; and when the compression spring is at the maximum extension limit, the inserted link is inserted with the jack.
Preferably, the clamping block and the clamping groove are clamped and slid.
Preferably, the two movable rods are arranged in a mirror image mode by using a longitudinal central axis of the bottom plate; and the vertical length of the movable rod is greater than the height of the sleeve.
Preferably, the limiting block and the limiting groove are connected in a sliding mode.
Compared with the prior art, the beneficial effects of the utility model are that:
1. according to the college English sentence pattern contrast explanation device, a teacher can open the tower buckle and rotate and expand the two frames before opening a class, so that content blackboard-writing required to be taught can be explained on the front surface of the mainboard one by one, and then after the blackboard-writing is finished, the frames can be rotated, and the two frames are reset by locking the tower buckle; subsequently, when opening a class, the teacher can write related knowledge points to the front surface of the explanation subplate again, and when the content of the blackboard writing before needing to be compared, the teacher can rotate and expand the two frames to the horizontal state by opening the tower buckle, so that the content of the blackboard writing on the explanation subplate is comprehensively and rapidly displayed in front of the student, then, under the cooperation of the sliding of the clamping block between the clamping block and the clamping groove, the inserted rod is horizontally moved towards the outer side, the compression spring is contracted to drive the inserted rod to be completely far away from the insertion hole, at the moment, the hand wheel is grasped, the rotating rod is rotated by 180 degrees to drive the explanation subplate to synchronously rotate in the groove of the subplate, so that the positions of the front and the back of the explanation subplate are replaced, the inserted rod is horizontally inserted into the insertion hole again, the rotating rod is locked and limited again, and the knowledge points written on the front surface of the explanation subplate before and the content of the blackboard writing on the front surface of the explanation subplate are conveniently and firmly placed in the front surface of the board writing On the same horizontal plane, so that teachers can clearly compare and explain the students, and the enthusiasm of the students is kept; through mutually supporting of explanation mainboard and explanation subplate, increase blackboard writing area makes things convenient for the teacher to expand the content of required contrast explanation fast and comprehensively, improves teaching efficiency, keeps student's enthusiasm, and is practical reliable.
2. According to the college English sentence pattern contrast explanation device, when the device is used, the sleeve can transmit external force applied to the sleeve to the buffer spring to enable the buffer spring to deform, the movable rod is driven to rotate through sliding fit of the sliding block, so that the reset spring synchronously deforms through sliding fit of the limiting block and the limiting groove, and further, the external force is effectively decomposed and absorbed under the common elastic action of the buffer spring and the reset spring, and the overall stability is guaranteed; the damping and buffering effect of the device in the using process is achieved, the overall stability of the device is guaranteed, the teaching effect is improved, and the potential safety hazard is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic side view of the connection between the explanation main board and the explanation sub board of the present invention;
fig. 3 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;
fig. 4 is a schematic view of the internal structure of the sleeve according to the present invention.
In the figure: the novel teaching aid comprises a base plate 1, a teaching main plate 2, a teaching auxiliary plate 3, a stand column 4, a buffer spring 5, a sliding block 6, a sleeve 7, a frame 8, a rotating rod 9, a hand wheel 10, a jack 11, an inserted link 12, a clamping block 13, a clamping groove 14, a compression spring 15, a tower buckle 16, a movable rod 17, a limiting block 18, a limiting groove 19, a return spring 20 and an auxiliary plate groove 21.
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 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, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a college English sentence pattern contrast explanation device comprises a bottom plate 1, an explanation mainboard 2 and an explanation subplate 3, wherein two ends of the top of the bottom plate 1 are fixedly connected with upright posts 4, the top of the upright post 4 is fixedly connected with a slide block 6, the outer side of the slide block 6 is connected with a sleeve 7 in a sliding way, the lower end surface of the sleeve 7 is fixedly connected with a buffer spring 5, the buffer spring 5 is connected with the upright post 4 in a sleeving way, the outer side of the sleeve 7 is rotatably connected with a movable rod 17, one end of the movable rod 17, which is far away from the sleeve 7, is rotatably connected with a limiting block 18, the outer side of the limiting block 18 is provided with a limiting groove 19, the inner side of the limiting groove 19 is fixedly connected with a reset spring 20, one end of the reset spring 20, which is far away from the limiting groove 19, is fixedly connected with the limiting block 18, the top of the sleeve 7 is fixedly connected with the explanation mainboard 2, two ends of the front surface of the explanation mainboard 2 are hinged with frames 8 through hinged supports, and the two frames 8 are fixedly connected through a tower buckle 16, vice board groove 21 has been seted up at the middle part of frame 8, the inner chamber of vice board groove 21 rotates and is connected with bull stick 9, the fixed surface of bull stick 9 is connected with explains vice board 3, the bottom fixedly connected with hand wheel 10 of bull stick 9, draw-in groove 14 has been seted up to the bottom of frame 8, the inside sliding connection of draw-in groove 14 has fixture block 13, the outside fixedly connected with compression spring 15 of fixture block 13, and compression spring 15 keeps away from the one end of fixture block 13 and is fixed connection with draw-in groove 14, the bottom fixedly connected with inserted bar 12 of fixture block 13, the outside that the one end of fixture block 13 was kept away from to inserted bar 12 is provided with jack 11.
Furthermore, the inserted bar 12 is in an L-shaped structure; and when compression spring 15 is in the maximum extension limit, inserted bar 12 pegs graft with jack 11 mutually, helps improving the compactness of the junction between inserted bar 12 and jack 11, strengthens the spacing effect to explaining subplate 3.
Furthermore, the clamping block 13 and the clamping groove 14 are clamped and slid, which is helpful for ensuring the stability of the inserted rod 12 in the horizontal moving process.
Further, the two movable rods 17 are arranged in a mirror image mode by using the longitudinal central axis of the bottom plate 1; and the vertical length of the movable rod 17 is greater than the height of the sleeve 7, so that the device has the efficacy of shock absorption and buffering, and the stability of the whole device in the use process is improved.
Further, stopper 18 and spacing groove 19 are connected through the sliding mode, help making movable rod 17 rotate the in-process, effectively decompose external force everywhere, promote holistic shock attenuation effect.
The working principle is as follows: firstly, a teacher can open the tower fastener 16 and rotate and unfold the two frames 8 before opening a class, so that the content books to be taught can be explained on the front surface of the mainboard 2 one by one, and then after the board books are finished, the frames 8 can be rotated, and the two frames 8 are reset by locking the tower fastener 16; subsequently, when a teacher can write related knowledge points to the front surface of the explanation sub-board 3 again, and when the contents of the blackboard writing before need to be compared, the teacher can rotate and expand the two frames 8 to the horizontal state by opening the tower buckle 16, so that the contents of the blackboard writing on the explanation main board 2 can be comprehensively and quickly displayed in front of the student, and then, under the cooperation of the clamping and sliding between the clamping block 13 and the clamping groove 14, the inserting rod 12 is horizontally moved towards the outer side, so that the compression spring 15 is contracted, the inserting rod 12 is driven to be completely far away from the jack 11, at the moment, the hand wheel 10 is grasped, the rotating rod 9 is rotated by 180 degrees, the explanation sub-board 3 is driven to synchronously rotate in the sub-board groove 21, so that the positions of the front and the rear surfaces of the explanation sub-board 3 are replaced, the acting force can be restored according to the elastic force of the compression spring 15, the inserting rod 12 is horizontally inserted into the jack 11 again, and the rotating rod 9 is locked and limited again, the knowledge point written on the front surface of the explanation subplate 3 and the writing contents on the front surface of the explanation main board 2 are conveniently and firmly placed on the same horizontal plane, so that teachers can clearly compare and explain, and the enthusiasm of students is kept; and in the device carries out the use, sleeve 7 can transmit the external force that it received to buffer spring 5, makes it take place deformation, under the sliding fit through slider 6, drives movable rod 17 and takes place to rotate to under the sliding fit through stopper 18 and spacing groove 19, make reset spring 20 take place synchronous deformation, and then according to buffer spring 5 and 20 common elastic action down, carry out effective decomposition absorption with external force, guarantee holistic stability.
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 (5)
1. The utility model provides a device is explained in college english sentence pattern contrast, includes bottom plate (1), explanation mainboard (2) and explanation subplate (3), its characterized in that: the improved teaching aid is characterized in that upright columns (4) are fixedly connected to two ends of the top of the bottom plate (1), a sliding block (6) is fixedly connected to the top of each upright column (4), a sleeve (7) is slidably connected to the outer side of each sliding block (6), a buffer spring (5) is fixedly connected to the lower end face of each sleeve (7), each buffer spring (5) is connected with each upright column (4) in a sleeved mode, a movable rod (17) is rotatably connected to the outer side of each sleeve (7), a limiting block (18) is rotatably connected to one end, away from each sleeve (7), of each movable rod (17), a limiting groove (19) is formed in the outer side of each limiting block (18), a reset spring (20) is fixedly connected to the inner side of each limiting groove (19), one end, away from each limiting groove (19), of each reset spring (20) is fixedly connected with each limiting block (18), and a teaching main plate (2) is fixedly connected to the top of each sleeve (7), two ends of the front surface of the explaining main board (2) are hinged with frames (8) through hinged supports, the two frames (8) are fixedly connected through tower buckles (16), an auxiliary plate groove (21) is formed in the middle of the frame (8), a rotating rod (9) is rotatably connected to the inner cavity of the auxiliary plate groove (21), the surface of the rotating rod (9) is fixedly connected with an explanation subplate (3), the bottom end of the rotating rod (9) is fixedly connected with a hand wheel (10), a clamping groove (14) is formed in the bottom of the frame (8), a clamping block (13) is connected to the inside of the clamping groove (14) in a sliding manner, a compression spring (15) is fixedly connected to the outer side of the clamping block (13), and one end of the compression spring (15) far away from the clamping block (13) is fixedly connected with the clamping groove (14), the bottom of the clamping block (13) is fixedly connected with an inserting rod (12), and an inserting hole (11) is formed in the outer side of one end, far away from the clamping block (13), of the inserting rod (12).
2. The college english sentence contrasting explanation device of claim 1, characterized in that: the inserted bar (12) is in an L-shaped structure; and when the compression spring (15) is at the maximum extension limit, the insertion rod (12) is inserted into the insertion hole (11).
3. The college english sentence contrasting explanation device of claim 1, characterized in that: the clamping block (13) and the clamping groove (14) are clamped and slid.
4. The college english sentence contrasting explanation device of claim 1, characterized in that: the two movable rods (17) are arranged in a mirror image mode by using a longitudinal central axis of the bottom plate (1); and the vertical length of the movable rod (17) is greater than the height of the sleeve (7).
5. The college english sentence contrasting explanation device of claim 1, characterized in that: the limiting block (18) is connected with the limiting groove (19) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120045950.1U CN214595084U (en) | 2021-01-08 | 2021-01-08 | College english sentence pattern contrast explanation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120045950.1U CN214595084U (en) | 2021-01-08 | 2021-01-08 | College english sentence pattern contrast explanation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214595084U true CN214595084U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120045950.1U Expired - Fee Related CN214595084U (en) | 2021-01-08 | 2021-01-08 | College english sentence pattern contrast explanation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214595084U (en) |
-
2021
- 2021-01-08 CN CN202120045950.1U patent/CN214595084U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211105 |