CN112017520A - Water conservancy teaching device - Google Patents

Abstract

The invention discloses a water conservancy teaching device, comprising a teaching model body and a box body with an opening at the top. The teaching model body is located in the box body, and a support plate connected to the bottom of the teaching model body is slidably arranged in the box body along the height direction. The support plate is connected with a height adjustment mechanism for adjusting its moving state, and a sliding guide mechanism is connected between the inner wall of the box and the support plate, and the sliding guide mechanism is equipped with an adjustable tensioning mechanism connected between the inner wall of the box and the support plate. mechanism; the sliding guide mechanism is controlled by the moving state of the support plate, and the sliding guide mechanism controls the tension state between the inner wall of the box and the support plate through the adjustable tension mechanism; compared with the prior art, the present invention is convenient and fast The teaching model body is moved out of the box or out of the box, and the stability of the teaching model body during use is improved.

Description

A water conservancy teaching device

technical field

The invention relates to the technical field of teaching props, in particular to a water conservancy teaching device.

Background technique

Training is training and training. Through training and training, trainees can master certain skills. At present, domestic training mainly focuses on skills training, focusing on behaviors. In order to achieve unified scientific and technical norms and standardized operations, through target planning Modern informatization processes such as setting, knowledge and information transmission, skill proficiency drills, homework achievement evaluation, and result exchange announcements allow trainees to achieve the expected level improvement goals, enhance combat effectiveness, and personal ability through certain educational and training technical means. Work ability training is called training.

The existing water conservancy teaching device includes a teaching model body and a box body. The teaching model body is placed in the box for storage. When in use, the teacher removes the teaching model body from the box for teaching, but the teaching model body is removed and used. It is unstable when in the box and is prone to damage.

SUMMARY OF THE INVENTION

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a water conservancy teaching device to solve the problem in the prior art that the teaching model body is unstable and prone to damage when it is removed for use and in the box.

In order to achieve the above purpose, the present invention adopts the following technical scheme: a water conservancy teaching device, comprising a teaching model body and a box body with an opening at the top, the teaching model body is located in the box body, and the box body is slidably arranged in the height direction. There is a support plate connected with the bottom of the teaching model body, the support plate is connected with a height adjustment mechanism for adjusting its moving state, and a sliding guide mechanism is connected between the inner wall of the box and the support plate, and the sliding guide mechanism is matched with a device connected to the inner wall of the box. Adjustable tensioning mechanism between it and the support plate;

The sliding guide mechanism is controlled by the moving state of the support plate, and the sliding guide mechanism controls the tension state between the inner wall of the box and the support plate through an adjustable tension mechanism.

Compared with the prior art, the present invention has the following beneficial effects:

1. The support plate slides in the box through the height adjustment mechanism, and the teaching model body moves synchronously with the support plate. At the same time, the sliding guide mechanism moves during the movement of the support plate, and the sliding guide mechanism makes the adjustable tension mechanism and the box body move. The inner wall is released from the tensioned state, so that the support plate can drive the teaching model body to move stably; when the height adjustment mechanism stops running, the support plate stops moving, and the sliding guide mechanism stops moving, and the adjustable tension mechanism is used to make the support plate It is tightened and fixed with the inner wall of the box to improve the stability of the support plate, so that the stability of the teaching model body is better;

2. The support plate moves the teaching model body in the box to pass through the opening at the top of the box, so that the teaching model body is used for teaching, and the teaching model body is moved into the box with the support plate for storage.

Description of drawings

1 is a schematic structural diagram of an embodiment of the present invention;

Fig. 2 is the enlarged view of A part in Fig. 1;

Fig. 3 is the enlarged view of B part in Fig. 2;

Fig. 4 is the enlarged view of C part in Fig. 2;

5 is a partial cross-sectional view along the axial direction of the adjustment hole after the adjustment rod is rotated into the adjustment hole in the adjustable locking structure in FIG. 4;

FIG. 6 is a cross-sectional view taken along line D-D in FIG. 4 .

Detailed ways

The present invention is described in further detail below by specific embodiments:

The reference signs in the drawings include: teaching model body 1, box body 2, support plate 3, locking iron block 4, locking spring 5, energizing solenoid 6, rack 7, gear 8, magnetoelectric Structure 9, drive shaft 10, traction wire 11, handle cover 12, connecting cylinder 13, top block 14, support spring 15, locking rod 16, adjusting hole 17, arc hole 18, adjusting rod 19, base 20, locking hole 21. Fixed block 22, adjusting spring 23, transmission rod 24, locking screw 25, limit block 26, sealing plate 27, ejector rod 28, support column 29.

As shown in FIG. 1 , an embodiment of the present invention proposes a water conservancy teaching device, which includes a teaching model body 1 and a box body 2 with an open top. The teaching model body 1 is located in the box body 2 and inside the box body 2 A support plate 3 connected to the bottom of the teaching model body 1 is slidably arranged along the height direction, the support plate 3 is connected with a height adjustment mechanism for adjusting its moving state, and a sliding guide mechanism is connected between the inner wall of the box body 2 and the support plate 3, and the sliding The guide mechanism is equipped with an adjustable tensioning mechanism connected between the inner wall of the box body 2 and the support plate 3; the sliding guide mechanism is controlled by the moving state of the support plate 3, and the sliding guide mechanism controls the box through the adjustable tensioning mechanism The tension state between the inner wall of the body 2 and the support plate 3 .

The support plate 3 slides in the box body 2 through the height adjustment mechanism, the teaching model body 1 moves synchronously with the support plate 3, and at the same time, the sliding guide mechanism moves during the movement of the support plate 3, and the sliding guide mechanism makes the adjustable tension The mechanism and the inner wall of the box body 2 are released from the tensioned state, so that the support plate 3 can drive the teaching model body 1 to move stably; The teaching model body 1 is used for teaching, and the teaching model body 1 is moved into the box 2 along with the support plate 3 for storage; when the height adjustment mechanism stops running, the support plate 3 stops moving, and the sliding guide mechanism stops moving, then the adjustable The tensioning mechanism is used to tighten and fix the support plate 3 and the inner wall of the box body 2 , so as to improve the stability of the support plate 3 and make the stability of the teaching model body 1 better.

As shown in FIG. 2 , another embodiment of the present invention proposes a water conservancy teaching device, which further includes card slots on both outer side walls of the support plate 3 that are arranged apart from each other, and each card slot has a slot close to the slot in each slot. The partition on the bottom side is divided into an inner cavity and an outer groove, the outer groove is arranged opposite to the inner wall of the box body 2, and the adjustable tensioning mechanism includes a locking iron block 4 slidably arranged in each outer groove and a locking iron block 4 connected to the locking block. The locking spring 5 between the iron block 4 and the bottom of the corresponding partition plate, one end of the locking iron block 4 is in contact with the inner wall of the box body 2, and each inner cavity is provided with a power-on solenoid 6, and each power-on solenoid The wires on the tube 6 are all electrically connected with the magnetic electricity generating structures 9, and the electricity generating states of the magnetic electricity generating structures 9 are controlled by the motion state of the sliding guide mechanism.

The magnetic electricity generating structure 9 is composed of the existing induction coils and permanent magnets and other structures. The sliding guide mechanism moves with the support plate 3, and the sliding guide mechanism makes the magnetic electricity generating structure 9 generate electricity during the movement, so as to make the energization spiral. The tube 6 is electrified to generate magnetism, and the electrified solenoid 6 generates a magnetic adsorption force on the locking iron block 4, so that the locking iron block 4 moves into the outer groove, and the locking iron block 4 is separated from the inner wall of the box body 2. , so that the support plate 3 moves in the box body 2; when the support plate 3 stops moving, the sliding guide mechanism stops moving, the magnetic generating structure 9 stops generating electricity, then the power-on solenoid 6 is powered off, and the power-on solenoid The tube 6 loses its magnetism, and the locking iron block 4 slides to the inner wall of the box body 2 under the action of the elastic restoring force of the locking spring 5 to abut against the inner wall of the box body 2, thereby tightening and fixing the support plate 3, improving the support plate 3 The stability of the teaching model body 1 can be carried out safely and stably during use and storage.

As shown in FIG. 2 , another embodiment of the present invention proposes a water conservancy teaching device, which further includes structural optimization of the sliding guide mechanism. The adopted sliding guide mechanism includes a plurality of Each sliding guide structure includes a mounting slot opened on the inner wall of the box body 2 along the height direction, the rack 7 is fixedly embedded in the mounting slot along its length direction, and the top edge of the support plate 3 is outward A gear 8 meshing with the rack 7 is connected obliquely, and the two magnetically generated structures 9 are respectively provided with the rotational power of the magnetically generated electricity by the gear 8 in any one of the sliding guide structures.

The movement of the support plate 3 is guided by the cooperation of the rack 7 and the gear 8. At the same time, during the movement of the support plate 3, the gear 8 rotates, and the gear 8 is connected with the induction coil in the magnetic generating structure 9 to induce induction When the coil rotates, the magnetism generating structure 9 generates current to make the electrification solenoid 6 electrified to generate magnetism; after the support plate 3 stops moving, the gear 8 stops rotating, then the induction coil in the magnetism generating structure 9 stops rotating, and the magnetism generates electricity. The structure 9 does not generate current, and the energized solenoid 6 is de-energized and loses its magnetism.

1 and 2, another embodiment of the present invention proposes a water conservancy teaching device, which further includes adjusting chambers along the height direction of the two side walls arranged opposite to each other in the box body 2. The top is all communicated with the box body 2 through the communication holes; the height adjustment mechanism includes a drive shaft 10 whose one end passes through the bottom of one adjustment cavity and the box body 2 and freely penetrates into another adjustment cavity, and the other side of the drive shaft 10. One end is rotatably arranged outside the box body 2 , and each adjustment cavity is provided with a traction structure which passes through the corresponding communication hole and is connected between the top of the support plate 3 and the drive shaft 10 .

The drive shaft 10 is rotated by rotating the end of the drive shaft 10 located outside the box body 2, so that the support plate 3 is moved upward or downward in the box body 2 through the two traction structures, and the teaching model body 1 is moved to the box body 1. The body 2 is outside for water conservancy teaching, or moved into the box body 2 for storage.

Wherein, each traction structure includes a traction wire 11 whose one end is fixed and wound on the drive shaft 10, and the other end of the traction wire 11 passes through the adjustment cavity and the communication hole in turn and is connected to the support plate 3. The traction wire 11; the traction wire 11 Can be guided by multiple rollers.

The driving shaft 10 is rotated to take up or pay off the pulling wire 11 , so that the support plate 3 moves upward or downward in the box body 2 .

4 , 5 and 6 , another embodiment of the present invention proposes a water conservancy teaching device, which further includes a handle cover 12 connected to the end of the drive shaft 10 placed outside the box body 2 , and the handle cover 12 is connected to the box body 2 . An adjustable locking structure is provided between the outer walls of the body 2. The adjustable locking structure includes a connecting cylinder 13 connected to the handle cover 12 on the side close to the box body 2. A top block 14 is slidably arranged in the connecting cylinder 13. A support spring 15 is connected between the inner walls of the connecting cylinder 13 , and a locking rod 16 is slidably arranged in the connecting cylinder 13 against the top block 14 . Out, the side wall of the connecting cylinder 13 is provided with an adjusting hole 17 along its axial direction, the middle of the adjusting hole 17 is communicated with an arc-shaped hole 18 opened along the circumferential direction of the outer wall of the connecting cylinder 13, and the connecting cylinder 13 is provided with one end passing through it. The adjusting rod 19 is connected to the locking rod 16 behind the adjusting hole 17 .

The handle cover 12 is used to facilitate the rotation of the drive shaft 10. When the drive shaft 10 stops rotating, the adjustment rod 19 is moved from the arc hole 18 into the adjustment hole 17, and the top block 14 is driven by the elastic support force of the support spring 15. The locking rod 16 moves toward the direction close to the outer wall of the box body 2, and the locking rod 16 abuts against the outer wall of the box body 2 to lock and fix the drive shaft 10, thereby improving the fixed state of the support plate 3 when it is stationary; Move from the adjusting hole 17 into the arc-shaped hole 18, so that the top block 14 drives the locking rod 16 to move away from the outer wall of the box body 2, and the locking rod 16 is separated from the outer wall of the box body 2. Rotation; the way of cooperation between the top block 14 and the locking rod 16 is that when the adjusting rod 19 moves between the arc hole 18 and the adjusting hole 17, it will not be restricted.

2 and 3, another embodiment of the present invention proposes a water conservancy teaching device, further comprising a groove in the middle of the top of the support plate 3, and a base 20 embedded in the groove is connected to the bottom of the teaching model body 1, The base 20 and the support plate 3 are connected with a plurality of fixed structures arranged along the outer circumference of the teaching model body 1. Each fixed structure includes a locking groove opened on the inner wall of the groove, and the middle of the locking groove is connected to a directional support. A locking hole 21 extending from the top of the 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, and one end of the fixing block 22 connected to the adjusting spring 23 is provided with an inclined surface. The upper sliding abuts the transmission rod 24 that freely penetrates into the lock hole 21 , and the transmission rod 24 abuts against a locking screw 25 which passes through the locking hole 21 and is placed above the support plate 3 .

The arrangement and structural design of the fixed structure facilitates quick connection or disassembly of the teaching model body 1 and the support plate 3. When the locking screw 25 is screwed into the locking hole 21, the locking screw 25 passes through the transmission rod 24. To make the fixing block 22 move toward the direction close to the base 20, the base 20 is clamped and fixed by the fixing blocks 22 in the multiple fixing structures; Under the action of the elastic restoring force, the transmission rod 24 and the fixing block 22 are moved in the opposite direction, so that the base 20 is released from the clamping and fixed.

Further, the diameter of the middle section of the lock hole 21 is larger than the diameter of the two ends of the lock hole 21, and a limit block 26 is slidably arranged in the middle section of the lock hole 21. 24 are fixedly connected; thus, the movement of the transmission rod 24 is limited by the cooperation between the middle section of the locking hole 21 and the limit block 26 , which facilitates the precise adjustment of the clamping state of the fixed block 22 .

As shown in FIG. 1 , another embodiment of the present invention proposes a water conservancy teaching device, which further includes two spliced sealing plates 27 disposed at the top opening of the box body 2 , and the separated sides of the two sealing plates 27 are connected to the box body 2 . The side walls of the top are rotatably connected, and the top of the teaching model body 1 is connected with two top rods 28 which are in a one-to-one correspondence with the middle of the two sealing plates 27 .

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 the two sealing plates 27; The sealing plates 27 are pressed against each other one by one to open the opening at the top of the box body 2 , so that the teaching model body 1 can be removed from the box body 2 for use.

As shown in FIG. 1 , another embodiment of the present invention proposes a water conservancy teaching device, which further includes a plurality of support columns 29 arranged linearly along the length of the drive shaft 10 at the bottom of the box body 2 . Each support column is The tops of 29 abut against the bottom of the support plate 3 , and the middle of the drive shaft 10 freely passes through each support column 29 in turn.

When the teaching model body 1 is moved into the box 2 through the support column 29 for storage, 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; The column 29 also supports and fixes the drive shaft 10 to improve the stability of the drive shaft 10 during rotation.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be Modifications or equivalent substitutions without departing from the spirit and scope of the technical solutions of the present invention should be included in the scope of 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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