CN210535062U - Sand table for communication training of teachers at middle and primary schools - Google Patents

Abstract

The utility model discloses a middle and primary school teacher's school links up sand table for training, including first sand table, the lower extreme fixedly connected with connecting block of first sand table, the lower extreme fixedly connected with double-end motor of connecting block, the first threaded rod of the terminal equal fixedly connected with of double-end motor's both ends output shaft, two fixed blocks of the lower terminal surface fixedly connected with rigidity symmetry of first sand table, the one end that double-end motor was kept away from to first threaded rod is rotated and is connected on the fixed block, two equal screw thread has cup jointed first nut, two on the first threaded rod all be equipped with the ascending mechanism of sand table translation on the first nut. The utility model discloses the accessible increases a plurality of sand tables and expands the show operation, makes things convenient for the teacher to train and carries out the secondary show during the use, utilizes mechanical structure simultaneously, can realize floating fast from the operation, has saved the manual floating time of teacher, and then has increased the communication time of school for training efficiency improves by a wide margin.

Description

Sand table for communication training of teachers at middle and primary schools

Technical Field

The utility model relates to a sand table technical field is used in the family and school communication training, especially relates to a middle and primary school teacher's family and school communicates training with sand table.

Background

The sand table is a model piled by silt, weapons and other materials according to a certain proportion relation according to physical requirements, and can be widely applied to terrain, military, building, education and the like.

Present family and school link up sand table for training, fixed knot constructs mostly, the size that can not increase the sand table goes on and the secondary show, the influence is used, secondly, place at the sand table and demonstrate the back, all can be because the reason of explanation takes place deformation, need smooth the back again before the secondary show and insert operations such as flag, the operation of floating is carried out to the handheld brush board of teacher that has now mostly, still occupied the time that the teacher explained the training when floating uneven.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sand table for the communication training of the teachers of middle and primary schools.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a middle and primary school teacher's school communicates with training and uses sand table, includes first sand table, the lower extreme fixedly connected with connecting block of first sand table, the lower extreme fixedly connected with double-end motor of connecting block, the first threaded rod of the terminal equal fixedly connected with of both ends output shaft of double-end motor, two fixed blocks of the lower terminal surface fixedly connected with position symmetry of first sand table, the one end that double-end motor was kept away from to first threaded rod is rotated and is connected on the fixed block, two equal screw has cup jointed first nut, two on the first threaded rod all be equipped with the ascending mechanism of sand table translation on the first nut, the lower extreme fixedly connected with table leg of first sand table, first spout has been seted up on the table leg, the mechanism is leveled to fixedly connected with sand table on the lateral wall of first sand table.

Preferably, sand table translation mechanism that rises includes the connecting plate of fixed connection on first nut, the one end fixedly connected with backup pad that first nut was kept away from to the connecting plate, backup pad sliding connection is in first spout, it has the crank to run through threaded connection in the backup pad, the one end fixedly connected with second sand table that the crank is located the backup pad top.

Preferably, the floating mechanism of sand table includes the fixed plate of fixed connection in first sand table lateral wall one end, the other end fixedly connected with riser of first sand table lateral wall, the lateral wall fixedly connected with motor of fixed plate, motor output shaft runs through fixed plate and fixedly connected with second threaded rod, the one end that the fixed plate was kept away from to the second threaded rod is rotated and is connected on the riser, the second nut has been cup jointed to the screw thread on the second threaded rod, the lateral wall fixedly connected with brush board of second nut, the upper end fixedly connected with diaphragm of first sand table, the second spout has been seted up in the diaphragm, the one end sliding connection that the second nut was kept away from to the brush board is in the second spout.

Preferably, the horizontal end surface of the crank is coated with a non-slip mat.

Preferably, a plurality of brushes are distributed on the brush plate at equal intervals.

Preferably, the universal wheels are installed at the bottoms of the desk legs, and the brake sheets are installed on the universal wheels.

The utility model has the advantages that:

through setting up the ascending mechanism of sand table translation, expand the sand table in needs, when carrying out the secondary show, start double-end motor, drive two first threaded rods and rotate for the screw thread cup joints two first nut reverse motions on first threaded rod, and then makes the outside roll-off of backup pad, when treating roll-off to suitable position, rotatory crank makes the second sand table of fixed connection on the crank rise, obtains bigger sand table show area, makes things convenient for the secondary show.

Through setting up the mechanism of floating sand table, after first sand table show, when needing to float it and operate, only need the starter motor, drive the rotation of second threaded rod, drive the second nut and carry out the sideslip, and then make the brush board sideslip of fixed connection on the second nut, brush through the brush on the brush board and float the operation to first sand table, saved the manual floating time of teacher, and then increased the communication time of school of family for training efficiency improves by a wide margin.

Drawings

Fig. 1 is a schematic structural diagram of a sand table for teacher's home-school communication training in middle and primary schools according to the present invention;

fig. 2 is a schematic side view of the sand table for teacher's home and school communication training in middle and primary schools according to the present invention;

fig. 3 is a schematic top view structure diagram of a sand table for teacher's home and school communication training in middle and primary schools according to the present invention.

In the figure: 1 first sand table, 2 connecting blocks, 3 double-end motors, 4 first threaded rods, 5 fixed blocks, 6 first nuts, 7 connecting plates, 8 supporting plates, 9 cranks, 10 second sand tables, 11 first chutes, 12 fixed plates, 13 motors, 14 second threaded rods, 15 vertical plates, 16 second nuts, 17 brush plates, 18 transverse plates, 19 second chutes, 20 table legs, 21 universal wheels and 22 brake plates.

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.

Referring to fig. 1-3, a sand table for teacher's home and school communication training in middle and primary schools comprises a first sand table 1, a connecting block 2 is fixedly connected to the lower end of the first sand table 1, a double-head motor 3 is fixedly connected to the lower end of the connecting block 2, first threaded rods 4 are fixedly connected to the ends of output shafts at two ends of the double-head motor 3, two fixing blocks 5 with symmetrical positions are fixedly connected to the lower end surface of the first sand table, one end of each first threaded rod 4, which is far away from the double-head motor 3, is rotatably connected to the fixing block 5, first nuts 6 are respectively screwed on the two first threaded rods 4, sand table translation lifting mechanisms are respectively arranged on the two first nuts 6, table legs 20 are fixedly connected to the lower end of the first sand table 1, universal wheels 21 are installed at the bottoms of the table legs 20 to facilitate teacher's moving devices to display and train, brake blocks 22 are installed on the universal wheels 21, the side wall of the first sand table 1 is fixedly connected with a sand table leveling mechanism.

In the utility model, the sand table translation lifting mechanism comprises a connecting plate 7 fixedly connected on a first nut 6, one end of the connecting plate 7 far away from the first nut 6 is fixedly connected with a supporting plate 8, the supporting plate 8 is connected in a first chute 11 in a sliding way, a crank 9 is connected on the supporting plate 8 in a penetrating way by screw threads, the horizontal end surface of the crank 9 is coated with a non-slip mat, thereby facilitating the operation of teachers, one end of the crank 9 positioned above the supporting plate 8 is fixedly connected with a second sand table 10, the sand table leveling mechanism comprises a fixed plate 12 fixedly connected at one end of the side wall of the first sand table 1, the other end of the side wall of the first sand table 1 is fixedly connected with a vertical plate 15, the side wall of the fixed plate 12 is fixedly connected with a motor 13, the output shaft of the motor 13 penetrates through the fixed plate 12 and is fixedly connected with a second threaded rod 14, one end of the second threaded, the lateral wall fixedly connected with of second nut 16 brushes the board 17, and equidistant distribution has a plurality of brushes on the board 17, and the upper end fixedly connected with diaphragm 18 of first sand table 1 has seted up second spout 19 in the diaphragm 18, and the one end sliding connection that second nut 16 was kept away from to brush board 17 is in second spout 19.

When the utility model is used, when the sand table needs to be expanded and secondary display is carried out, the double-head motor 3 is started to drive the two first threaded rods 4 to rotate, so that the two first nuts 6 sleeved on the first threaded rods 4 move reversely, the supporting plate 8 slides outwards, when the supporting plate 8 slides out to a proper position, the crank 9 is rotated to lift the second sand table 10 fixedly connected on the crank 9 to obtain larger sand table display area, secondary display is convenient, after the first sand table 1 is displayed, when the first sand table 1 needs to be leveled, only the motor 13 needs to be started to drive the second threaded rod 14 to rotate, the second nut 16 is driven to move transversely, so that the brush plate 17 fixedly connected on the second nut 16 moves transversely, the first sand table 1 is leveled through the brush on the brush plate 17, the whole device saves the manual leveling time of teachers, and further, the communication time of the home and the school is increased, so that the training efficiency is greatly improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The sand table for the teacher's family-school communication training of middle and primary schools comprises a first sand table (1) and is characterized in that a connecting block (2) is fixedly connected to the lower end of the first sand table (1), a double-end motor (3) is fixedly connected to the lower end of the connecting block (2), first threaded rods (4) are fixedly connected to the tail ends of output shafts of two ends of the double-end motor (3), two fixing blocks (5) with symmetrical positions are fixedly connected to the lower end face of the first sand table, one end, far away from the double-end motor (3), of each first threaded rod (4) is rotatably connected to one fixing block (5), two first nuts (6) are sleeved on the first threaded rods (4) in a threaded manner, each first nut (6) is provided with a sand table translation lifting mechanism, table legs (20) are fixedly connected to the lower end of the first sand table (1), and first sliding grooves (11) are formed in the table legs (20), the side wall of the first sand table (1) is fixedly connected with a sand table leveling mechanism.

2. The sand table for teacher's home and school communication training of middle and primary schools according to claim 1, wherein the sand table translational lifting mechanism comprises a connecting plate (7) fixedly connected to a first nut (6), a supporting plate (8) is fixedly connected to one end, away from the first nut (6), of the connecting plate (7), the supporting plate (8) is slidably connected into a first sliding groove (11), a crank (9) is connected to the supporting plate (8) in a penetrating mode through threads, and a second sand table (10) is fixedly connected to one end, located above the supporting plate (8), of the crank (9).

3. The sand table for teacher's home and school communication training of middle and primary schools according to claim 1, wherein the sand table leveling mechanism comprises a fixing plate (12) fixedly connected to one end of a side wall of the first sand table (1), the other end of the side wall of the first sand table (1) is fixedly connected with a vertical plate (15), a motor (13) is fixedly connected to the side wall of the fixing plate (12), an output shaft of the motor (13) penetrates through the fixing plate (12) and is fixedly connected with a second threaded rod (14), one end, far away from the fixing plate (12), of the second threaded rod (14) is rotatably connected to the vertical plate (15), a second nut (16) is sleeved on the second threaded rod (14) in a threaded manner, a brushing plate (17) is fixedly connected to the side wall of the second nut (16), a transverse plate (18) is fixedly connected to the upper end of the first sand table (1), a second sliding groove (19) is formed in the transverse plate (18, one end of the brush plate (17) far away from the second nut (16) is connected in the second sliding groove (19) in a sliding mode.

4. The sand table for teacher's and school communication training of middle and primary schools according to claim 2, wherein the horizontal end surface of said crank (9) is coated with a non-slip mat.

5. The sand table for teacher's and school communication training of middle and primary schools according to claim 3, wherein a plurality of brushes are distributed on said brush plate (17) at equal intervals.

6. The sand table for the communication and training of the teachers at middle and primary schools and the schools as claimed in claim 1, wherein universal wheels (21) are mounted at the bottoms of the table legs (20), and brake sheets (22) are mounted on the universal wheels (21).

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