CN112017520A - Water conservancy teaching device - Google Patents
Water conservancy teaching device Download PDFInfo
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- CN112017520A CN112017520A CN202010921800.2A CN202010921800A CN112017520A CN 112017520 A CN112017520 A CN 112017520A CN 202010921800 A CN202010921800 A CN 202010921800A CN 112017520 A CN112017520 A CN 112017520A
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- box body
- supporting plate
- wall
- water conservancy
- sliding guide
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
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- Instructional Devices (AREA)
Abstract
The invention discloses a water conservancy teaching device, which comprises a teaching model body and a box body, wherein the top of the box body is provided with an opening, the teaching model body is positioned in the box body, a supporting plate connected with the bottom of the teaching model body is arranged in the box body in a sliding manner along the height direction, the supporting plate is connected with a height adjusting mechanism for adjusting the moving state of the supporting plate, a sliding guide mechanism is connected between the inner wall of the box body and the supporting plate, and an adjustable tensioning mechanism connected between the inner wall of the box body and the supporting plate is arranged in a matching manner by the; the sliding guide mechanism is controlled by the moving state of the supporting plate, and the sliding guide mechanism controls the tensioning state between the inner wall of the box body and the supporting plate through the adjustable tensioning mechanism; compared with the prior art, the invention is convenient to move the teaching model body out of the box body or out of the box body, and simultaneously improves the stability of the teaching model body in the using process.
Description
Technical Field
The invention relates to the technical field of teaching props, in particular to a water conservancy teaching device.
Background
Training is culture and training, trainees master a certain skill mode through culture and training, at present, domestic training is mainly based on skill training, and before focusing on behaviors, in order to achieve unified scientific and technical specifications and standard operation, the trainees are led to achieve an expected level through a certain education and training technical means to improve the target, improve the fighting capacity, the personal capacity and the working capacity by means of modern informatization processes such as target planning setting, knowledge and information transmission, skill proficiency exercise, operation achievement evaluation, result exchange bulletin and the like.
Current water conservancy teaching device includes teaching model body and box, prevents to place the teaching model body and accomodates in the box, and the teacher shifts out the teaching model body from the box in when using and teaches, but its teaching model body is shifting out the use and unstable when the box, takes place the damage easily.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a water conservancy teaching device to solve the problems that a teaching model body is unstable and easy to damage when being moved out for use and in a box body in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a water conservancy teaching device comprises a teaching model body and a box body with an opening at the top, wherein the teaching model body is positioned in the box body, a supporting plate connected with the bottom of the teaching model body is arranged in the box body in a sliding mode along the height direction, the supporting plate is connected with a height adjusting mechanism for adjusting the moving state of the supporting plate, a sliding guide mechanism is connected between the inner wall of the box body and the supporting plate, and an adjustable tensioning mechanism connected between the inner wall of the box body and the supporting plate is arranged in a matching mode by the sliding guide mechanism;
the sliding guide mechanism is controlled by the moving state of the supporting plate, and the sliding guide mechanism controls the tensioning state between the inner wall of the box body and the supporting plate through the adjustable tensioning mechanism.
Compared with the prior art, the invention has the following beneficial effects:
1. the supporting plate slides in the box body through the height adjusting mechanism, the teaching model body moves synchronously along with the supporting plate, meanwhile, the sliding guide mechanism moves in the moving process of the supporting plate, and the sliding guide mechanism enables the adjustable tensioning mechanism to be separated from the tensioning state with the inner wall of the box body, so that the supporting plate can drive the teaching model body to stably move; when the height adjusting mechanism stops operating, the supporting plate stops moving, and meanwhile, the sliding guide mechanism stops moving, so that the supporting plate and the inner wall of the box body are tensioned and fixed through the adjustable tensioning mechanism, the stability of the supporting plate is improved, and the stability of the teaching model body is better;
2. the backup pad makes the teaching model body remove to wearing out from box open-top in the box, makes the teaching model body use of imparting knowledge to students, and the teaching model body is accomodate in the immigration box along with the backup pad.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 2;
FIG. 4 is an enlarged view of portion C of FIG. 2;
FIG. 5 is a partial cross-sectional view of the adjustable locking structure of FIG. 4, taken along the axial direction of the adjustment hole after the adjustment lever is rotated into the adjustment hole;
fig. 6 is a cross-sectional view taken along line D-D of fig. 4.
Detailed Description
The present invention will be described in further detail below by way of specific embodiments:
reference numerals in the drawings of the specification include: the teaching model comprises a teaching model body 1, a box body 2, a supporting plate 3, a locking iron block 4, a locking spring 5, an electrified solenoid 6, a rack 7, a gear 8, a magnetic generating structure 9, a driving shaft 10, a traction wire 11, a handle cover 12, a connecting cylinder 13, a top block 14, a supporting spring 15, a locking rod 16, an adjusting hole 17, an arc-shaped hole 18, an adjusting rod 19, a base 20, a locking hole 21, a fixing block 22, an adjusting spring 23, a transmission rod 24, a locking screw rod 25, a limiting block 26, a sealing plate 27, a top rod 28 and a supporting column 29.
As shown in fig. 1, the embodiment of the invention provides a water conservancy teaching device, which comprises a teaching model body 1 and a box body 2 with an opening at the top, wherein the teaching model body 1 is positioned in the box body 2, a supporting plate 3 connected with the bottom of the teaching model body 1 is arranged in the box body 2 in a sliding manner along the height direction, the supporting plate 3 is connected with a height adjusting mechanism for adjusting the moving state of the supporting plate, a sliding guide mechanism is connected between the inner wall of the box body 2 and the supporting plate 3, and an adjustable tensioning mechanism connected between the inner wall of the box body 2 and the supporting plate 3 is arranged in a matching manner by the sliding guide mechanism; the sliding guide mechanism is controlled by the moving state of the supporting plate 3, and the sliding guide mechanism controls the tensioning state between the inner wall of the box body 2 and the supporting plate 3 through the adjustable tensioning mechanism.
The supporting plate 3 slides in the box body 2 through the height adjusting mechanism, the teaching model body 1 moves synchronously with the supporting plate 3, meanwhile, the sliding guide mechanism moves in the moving process of the supporting plate 3, and the sliding guide mechanism enables the adjustable tensioning mechanism to be separated from the tensioning state with the inner wall of the box body 2, so that the supporting plate 3 can drive the teaching model body 1 to stably move; the supporting plate 3 enables the teaching model body 1 to move in the box body 2 to penetrate out of an opening in the top of the box body 2, the teaching model body 1 is used for teaching, and the teaching model body 1 moves in the box body 2 along with the supporting plate 3 to be stored; when the height adjusting mechanism stops operating, the support plate 3 stops moving, the sliding guide mechanism stops moving, the adjustable tensioning mechanism is used for enabling the support plate 3 and the inner wall of the box body 2 to be tensioned and fixed, the stability of the support plate 3 is improved, and the stability of the teaching model body 1 is good.
As shown in fig. 2, another embodiment of the present invention provides a water conservancy teaching device, further comprising two outer side walls arranged in a spaced manner on the supporting plate 3, each of the two outer side walls is divided into an inner cavity and an outer groove by a partition board near one side of the bottom of the groove, the outer grooves are arranged in opposite directions with respect to the inner wall of the box body 2, the adjustable tensioning mechanism comprises a locking iron block 4 arranged in each of the outer grooves in a sliding manner and a locking spring 5 connected between the locking iron block 4 and the bottom of the corresponding partition board, one end of the locking iron block 4 abuts against the inner wall of the box body 2, each of the inner cavities is provided with an energized solenoid 6, a lead wire on each of the energized solenoids 6 is electrically connected with a magnetic generating structure 9, and the magnetic generating structures 9 are controlled by the motion state of the sliding guide mechanism.
The magnetic generating structure 9 is composed of the existing structures such as an induction coil and a permanent magnet, the sliding guide mechanism moves along with the support plate 3, the sliding guide mechanism enables the magnetic generating structure 9 to generate electricity in the moving process, so that the electrified solenoid 6 is electrified to generate magnetism, the electrified solenoid 6 generates magnetic adsorption force on the locking iron block 4, the locking iron block 4 moves towards the outer groove, the locking iron block 4 is separated from and abutted against the inner wall of the box body 2, and the support plate 3 moves in the box body 2; when 3 stop motion of backup pad, the stop motion is then given to the slide guiding mechanism, the electricity structure 9 stops to produce electricity to magnetism, then the outage of circular telegram solenoid 6, circular telegram solenoid 6 loses magnetism, locking iron plate 4 slides to 2 inner walls of box under the elasticity restoring force effect of locking spring 5 and offsets with 2 inner walls of box, thereby it is fixed to rise to carry out the tension to backup pad 3, the stability of backup pad 3 has been improved, the teaching model body 1 homoenergetic safety when using and accomodating of being convenient for, go on stably.
As shown in fig. 2, another embodiment of the present invention provides a water conservancy teaching device, further comprising a structure optimization of a sliding guide mechanism, wherein the sliding guide mechanism comprises a plurality of sliding guide structures connected between the inner wall of the box body 2 and the supporting plate 3, each sliding guide structure comprises a mounting groove formed in the inner wall of the box body 2 along the height direction, a rack 7 is fixedly embedded in the mounting groove along the length direction thereof, a gear 8 engaged with the rack 7 is obliquely connected to the top edge of the supporting plate 3 outward, and the two magneto-electric structures 9 respectively provide rotation power of magneto-electricity by the gear 8 in any one of the sliding guide structures.
The movement of the support plate 3 is guided through the matching of the rack 7 and the gear 8, meanwhile, the gear 8 rotates in the movement process of the support plate 3, the gear 8 is connected with an induction coil in the magnetic generating structure 9 to enable the induction coil to rotate, and the magnetic generating structure 9 generates current to enable the electrified solenoid 6 to be electrified to generate magnetism; when the support plate 3 stops moving and the gear 8 stops rotating, the induction coil in the magnetic generating structure 9 stops rotating, the magnetic generating structure 9 does not generate current, and the power-on solenoid 6 is powered off and loses magnetism.
With reference to fig. 1 and 2, another embodiment of the present invention provides a water conservancy teaching device, further comprising adjusting chambers respectively disposed in two opposite side walls of the box body 2 along the height direction thereof, and the top of each adjusting chamber is communicated with the inside of the box body 2 through a communication hole; height adjusting mechanism includes that one end passes one and adjusts the drive shaft 10 that freely penetrates another regulation intracavity behind the chamber bottom and the box 2, and the other end of drive shaft 10 rotates and sets up outside box 2, and every is adjusted the intracavity and all wears to be equipped with to pass and connects the structure of pulling between 3 tops of backup pad and drive shaft 10 behind the intercommunicating pore that corresponds.
Make drive shaft 10 rotate through rotating the 10 tip of drive shaft that is located the box 2 outside to draw the structure through two and make backup pad 3 upwards or move down in box 2, make teaching model body 1 remove to the box 2 external water conservancy teaching that carries on, perhaps remove to and accomodate in the box 2.
Each traction structure comprises a traction wire 11, one end of each traction structure is fixed and then wound on the driving shaft 10, and the other end of each traction wire 11 sequentially penetrates through the adjusting cavity and the communicating hole and then is connected with the supporting plate 3; the traction wire 11 may be guided by a plurality of rollers.
The driving shaft 10 is rotated to take in or pay out the traction wire 11, thereby moving the support plate 3 upward or downward within the case 2.
With reference to fig. 4, 5 and 6, another embodiment of the present invention provides a water conservancy teaching device, further comprising a handle cover 12 connected to an end of the driving shaft 10 disposed outside the housing 2, an adjustable locking structure disposed between the handle cover 12 and an outer wall of the housing 2, adjustable locking structure is including connecting the connecting cylinder 13 that handle cover 12 is close to 2 one sides of box, it is provided with kicking block 14 to slide in the connecting cylinder 13, be connected with supporting spring 15 between kicking block 14 and the 13 inner walls of connecting cylinder, it is provided with the locking pole 16 that offsets with kicking block 14 to slide in the connecting cylinder 13, a tip of connecting cylinder 13 is freely worn out to the one end of keeping away from kicking block 14 of locking pole 16, regulation hole 17 has been seted up along its axial direction on the connecting cylinder 13 lateral wall, the middle part intercommunication of regulation hole 17 has the arc hole 18 of seting up along 13 outer wall circumferential direction of connecting cylinder, connecting cylinder 13 is provided with the regulation pole 19 that one end links to each other in locking pole 16 after passing regulation.
The driving shaft 10 is convenient to rotate through the handle cover 12, when the driving shaft 10 stops rotating, the adjusting rod 19 is moved into the adjusting hole 17 from the arc-shaped hole 18, the ejector block 14 drives the locking rod 16 to move towards the direction close to the outer wall of the box body 2 under the action of the elastic supporting force of the supporting spring 15, the locking rod 16 abuts against the outer wall of the box body 2 to lock and fix the driving shaft 10, and therefore the fixing state of the supporting plate 3 in the static state is improved; the adjusting rod 19 is moved into the arc-shaped hole 18 from the adjusting hole 17, so that the ejector block 14 drives the locking rod 16 to move towards the direction far away from the outer wall of the box body 2, and the locking rod 16 is separated from and abutted against the outer wall of the box body 2, so that the driving shaft 10 can be rotated; the engagement between the top block 14 and the locking bar 16 is such that the movement of the adjustment rod 19 between the arcuate aperture 18 and the adjustment aperture 17 is not restricted.
With reference to fig. 2 and 3, another embodiment of the invention provides a water conservancy teaching device, further comprising a groove formed in the middle position of the top of the supporting plate 3, the bottom of the teaching model body 1 is connected with a base 20 embedded in the groove, a plurality of fixing structures circumferentially arranged along the outer side of the teaching model body 1 are connected between the base 20 and the supporting plate 3, each fixing structure comprises a locking groove formed in the inner wall of the groove, the middle of the locking groove is communicated with a locking hole 21 extending towards the top of the supporting plate 3, a fixing block 22 is slidably arranged in the locking groove, an adjusting spring 23 is connected between the fixing block 22 and the bottom of the locking groove, an inclined surface is formed at one end, connected with the adjusting spring 23, of the fixing block 22, a transmission rod 24 which is slidably abutted on the inclined surface and freely penetrates into the locking hole 21, a locking screw 25 which is arranged above the supporting plate 3 through the.
The teaching model body 1 and the supporting plate 3 can be conveniently and rapidly connected or detached through the arrangement mode and the structural design of the fixing structures, when the locking screw 25 is screwed into the lock hole 21, the locking screw 25 enables the fixing block 22 to move towards the direction close to the base 20 through the transmission rod 24, and the base 20 is clamped and fixed through the fixing blocks 22 in the plurality of fixing structures; when the locking screw 25 is screwed out of the locking hole 21, the transmission rod 24 and the fixed block 22 both move in opposite directions under the elastic reset force of the adjusting spring 23, so that the base 20 is separated from the clamping and fixing.
Furthermore, the aperture of the middle section of the lock hole 21 is larger than the apertures of the two ends of the lock hole 21, a limiting block 26 is arranged in the middle section of the lock hole 21 in a sliding manner, one end of the limiting block 26 abuts against the locking screw 25, and the other end of the limiting block is fixedly connected with the transmission rod 24; therefore, the middle section of the lock hole 21 is matched with the limiting block 26 to limit the movement of the transmission rod 24, and the clamping state of the fixing block 22 can be accurately adjusted.
As shown in fig. 1, another embodiment of the present invention provides a water conservancy teaching device, further comprising two spliced sealing plates 27 disposed at an opening at the top of the box body 2, wherein the separated sides of the two sealing plates 27 are rotatably connected with the side wall at the top of the box body 2, and the top of the teaching model body 1 is connected with two push rods 28 which are correspondingly abutted against the middle portions of the two sealing plates 27 one by one.
When the teaching model body 1 is moved into the box body 2 for storage, the top opening of the box body 2 is sealed by two sealing plates 27; when the teaching model body 1 moves outwards in the box body 2, the two sealing plates 27 are abutted one by one through the two ejector rods 28, and the opening at the top of the box body 2 is opened, so that the teaching model body 1 can be conveniently moved out of the box body 2 for use.
As shown in fig. 1, another embodiment of the present invention provides a water conservancy teaching device, further comprising a plurality of support columns 29 fixed at the bottom of the box 2 and linearly arranged along the length direction of the driving shaft 10, wherein the top of each support column 29 abuts against the bottom of the support plate 3, and the middle of the driving shaft 10 sequentially and freely passes through each support column 29.
When the teaching model body 1 is moved into the box body 2 for storage through the support columns 29, the support columns 29 are all abutted against the support plate 3 to support the teaching model body 1, so that the stability of the teaching model body 1 is better; meanwhile, the support columns 29 support and fix the driving shaft 10, and stability of the driving shaft 10 in the rotating process is improved.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (10)
1. A water conservancy teaching device comprises a teaching model body and is characterized by also comprising a box body with an opening at the top, wherein the teaching model body is positioned in the box body, a supporting plate connected with the bottom of the teaching model body is arranged in the box body in a sliding manner along the height direction, the supporting plate is connected with a height adjusting mechanism for adjusting the moving state of the supporting plate, a sliding guide mechanism is connected between the inner wall of the box body and the supporting plate, and an adjustable tensioning mechanism connected between the inner wall of the box body and the supporting plate is arranged in a matching manner by the sliding guide mechanism;
the sliding guide mechanism is controlled by the moving state of the supporting plate, and the sliding guide mechanism controls the tensioning state between the inner wall of the box body and the supporting plate through the adjustable tensioning mechanism.
2. The water conservancy teaching device according to claim 1, characterized in that: all opened the draw-in groove on the two lateral walls that the backup pad was arranged from each other, all cut apart into inner chamber and outer groove through the baffle that is close to its tank bottom one side in every draw-in groove, the outer groove is arranged with the box inner wall in opposite directions, adjustable tight mechanism that rises includes the locking iron plate that all slides the setting in every outer groove and connects the locking spring between locking iron plate and the baffle bottom that corresponds, the one end and the box inner wall of locking iron plate offset, every inner chamber all is provided with circular telegram solenoid, the equal electricity of wire on every circular telegram solenoid is connected with magnetism and is given birth to electrical structure, magnetism and give birth to electrical structure and control its power generation state by sliding guide mechanism's motion state.
3. The water conservancy teaching device according to claim 2, characterized in that: the sliding guide mechanism comprises a plurality of sliding guide structures connected between the inner wall of the box body and the supporting plate, each sliding guide structure comprises a mounting groove arranged on the inner wall of the box body along the height direction, a rack is fixedly embedded in the mounting groove along the length direction of the mounting groove, the top edge of the supporting plate is obliquely connected with a gear meshed with the rack, and the two magnetic generating structures are respectively provided with rotating power of the magnetic generating electricity through the gear in any one sliding guide structure.
4. A water conservancy teaching device according to any one of claims 1 to 3, wherein: adjusting cavities are formed in the two side walls of the box body which are oppositely arranged along the height direction of the box body, and the top of each adjusting cavity is communicated with the inside of the box body through a communicating hole; the height adjusting mechanism comprises a driving shaft, one end of the driving shaft penetrates through the bottom of one adjusting cavity and the inside of the box body and then freely penetrates into the other adjusting cavity, the other end of the driving shaft is rotatably arranged outside the box body, and a traction structure which penetrates through the corresponding communicating hole and then is connected between the top of the supporting plate and the driving shaft is arranged in each adjusting cavity in a penetrating mode.
5. The water conservancy teaching device according to claim 4, wherein: each traction structure all includes that one end twines the pull wire on the drive shaft after fixed, and the other end of pull wire passes in proper order and adjusts chamber and intercommunicating pore back and the pull wire that the backup pad links to each other.
6. The water conservancy teaching device according to claim 4, characterized in that: the end connection that the box body was arranged in to the drive shaft has the handle cover, be provided with adjustable locking structure between handle cover and the box outer wall, adjustable locking structure is including connecting the connecting cylinder that the handle cover is close to box one side, it is provided with the kicking block to slide in the connecting cylinder, be connected with supporting spring between kicking block and the connecting cylinder inner wall, it is provided with the locking pole that offsets with the kicking block to slide in the connecting cylinder, a tip of connecting cylinder is freely worn out to the one end of keeping away from the kicking block of locking pole, seted up the regulation hole along its axial direction on the connecting cylinder lateral wall, the middle part intercommunication of regulation hole has the arc hole of seting up along connecting cylinder outer wall circumferential direction, the connecting cylinder is provided with the regulation pole.
7. The water conservancy teaching device according to claim 1, characterized in that: the utility model discloses a teaching model, including base, fixed knot, fixed block, adjusting spring, the inclined plane has been opened to the one end that adjusting spring was connected to the fixed block, the transfer line in the lockhole is freely penetrated in sliding counterbalance on the inclined plane, the transfer line is supported mutually and is passed the lockhole and arrange the locking screw rod in the backup pad top, locking screw rod and lockhole threaded connection.
8. The water conservancy teaching device according to claim 7, characterized in that: the aperture of the middle section of the lockhole is larger than the apertures at the two ends of the lockhole, a limiting block is arranged in the middle section of the lockhole in a sliding mode, one end of the limiting block is abutted to the locking screw rod, and the other end of the limiting block is fixedly connected with the transmission rod.
9. The water conservancy teaching device according to claim 1, characterized in that: the box top opening part is provided with the closing plate of two concatenations, and the side of keeping away from of two closing plates rotates with box top lateral wall and links to each other, and teaching model body top is connected with two ejector pins that offset with two closing plate middle part one-to-one.
10. The water conservancy teaching device according to claim 4, characterized in that: the bottom is fixed in the box and is provided with a plurality of support columns of following drive shaft length direction linear arrangement, and every support column top all offsets with the backup pad bottom, and every support column is freely passed in proper order in the middle part of drive shaft.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010921800.2A CN112017520B (en) | 2020-09-04 | 2020-09-04 | Water conservancy teaching device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010921800.2A CN112017520B (en) | 2020-09-04 | 2020-09-04 | Water conservancy teaching device |
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| CN112017520A true CN112017520A (en) | 2020-12-01 |
| CN112017520B CN112017520B (en) | 2021-04-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116129719A (en) * | 2023-01-09 | 2023-05-16 | 中国科学院国家空间科学中心 | System and method for performing microgravity capillary experiment by using facility with height drop |
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| 李琦琦: ""二种辅助网球教学的实用新型器材的设计"", 《文体用品与科技》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116129719A (en) * | 2023-01-09 | 2023-05-16 | 中国科学院国家空间科学中心 | System and method for performing microgravity capillary experiment by using facility with height drop |
| CN116129719B (en) * | 2023-01-09 | 2024-01-26 | 中国科学院国家空间科学中心 | System and method for performing microgravity capillary experiment by using facility with height drop |
Also Published As
| Publication number | Publication date |
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| CN112017520B (en) | 2021-04-02 |
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