CN209928710U

CN209928710U - Calculation equipment for advanced mathematics with local shielding and folding functions

Info

Publication number: CN209928710U
Application number: CN201920585669.XU
Authority: CN
Inventors: 谢东; 王衍芳
Original assignee: Bozhou University
Current assignee: Bozhou University
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-01-10
Anticipated expiration: 2029-04-26

Abstract

The utility model discloses a calculation device for advanced mathematics with local shielding and folding functions, which comprises a frame I and a frame II, wherein the frame I is hinged with the frame II through a hinge, a magnetic plate is arranged in the frame I, the calculation device is provided with an equality mechanism on the magnetic plate, a left number plate and a right number plate on the equality mechanism can be adsorbed with the magnetic plate through magnetic force, and when the left number plate and the right number plate are respectively embedded on a left caulking groove and a right caulking groove, if a left loop joint, a right loop joint and a contact on a contact circuit of a horizontal position are contacted, a loop is formed, meanwhile, LED lamp beads in the right number plate are lightened, a hook shape is presented, the equality is represented, the equality result can be conveniently and immediately judged, and the result can be more visually displayed, students can be answered first, the calculation device is favorable for interacting with teachers, the teaching quality is greatly improved, and a shielding mechanism can be moved, the vertical frame drives the vertical edge on the right counting plate to move, so that the circuit communication and the shielding effect are not wrong.

Description

Calculation equipment for advanced mathematics with local shielding and folding functions

Technical Field

The utility model relates to an calculus apparatus technical field specifically is an advanced mathematics is with calculus equipment with local sheltering from and folding function.

Background

Advanced mathematics is a basic subject formed by micro-integration, deeper algebra, geometry and cross content among the algebra and the geometry, in advanced mathematics, the micro-integration is more important, the difficulty is relatively large, the content is complex, the micro-integration has a large proportion in the mathematics and is frequently used in formulas in physics, and at present, an arithmetic device for advanced mathematics is urgently needed to be used by teachers.

The prior calculation equipment for advanced mathematics has a single structure, only can play a single calculation role, cannot shield a calculation result of a formula, assists in teaching, is convenient for students to solve and then can directly obtain a judgment result, is inconvenient to carry, and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a calculation equipment for higher mathematics with local sheltering from and folding function to solve the present higher mathematics that the above-mentioned background art provided and can't shelter from the calculation result of formula with calculation equipment, supplementary teaching, and can directly reach the problem of judged result.

In order to achieve the above object, the utility model provides a following technical scheme: the calculation equipment for higher mathematics with local shielding and folding functions comprises a first frame and a second frame, wherein the first frame is hinged with the second frame through a hinge, a magnetic plate is arranged inside the first frame, an equality mechanism is arranged on the magnetic plate, three groups of equality mechanisms are arranged, the equality mechanism comprises a left number plate, a left caulking groove, a right caulking groove, a sliding groove and a right number plate, the left caulking groove and the right caulking groove are arranged on the magnetic plate and are mutually horizontally arranged, the sliding groove is arranged at a position, away from the left caulking groove, of the right caulking groove, the left number plate is embedded on the left caulking groove, the right number plate is magnetically adsorbed on the surface of the right caulking groove, a vertical edge is arranged on the surface of the right number plate, a left loop connector is arranged inside the left number plate, a right loop connector is arranged inside the right number plate, and an LED lamp bead is connected on the right loop connector, a contact line is arranged in the magnetic plate at a position corresponding to the left loop joint, and a storage battery is arranged on the contact line;

a shielding mechanism is arranged at a position, far away from the right embedded groove, of the sliding groove and comprises a first vertical frame, a second vertical frame, a shielding plate, a spring and a bolt, the first vertical frame is connected with the second vertical frame in a welding mode through a cross rod, the shielding plate is arranged at the central position of the first vertical frame and the second vertical frame, the spring is arranged inside the bottom end of the first vertical frame, the bolt is connected to the bottom of the spring, a lifting block is welded at the vertical position of the bolt, a guide groove is formed in the position, corresponding to the shielding mechanism, of the inner side of the first frame, and a slot is formed in the position, corresponding to the bolt, of the inside of;

a blackboard is arranged in the second frame, a box groove is formed in the bottom end of the second frame, and a powder box is embedded in the box groove;

the bottom ends of the first frame and the second frame are respectively provided with a supporting rod, a first rod groove is formed in the position, corresponding to the supporting rod, of the first frame, the bottom end of the supporting rod is also inserted with a bottom plate, and a second rod groove is formed in the position, corresponding to the supporting rod, of the second frame, of the bottom plate.

Preferably, the contact positions of the three groups of left loop connectors are different, and the contact positions of the three groups of right loop connectors are different.

Preferably, seven LED lamp beads are arranged inside the right panel, and the seven LED lamp beads are in a hook shape.

Preferably, the sliding groove is a semi-closed rectangular groove, and the width value of the sliding groove is twice the length value of the sliding groove.

Preferably, the cross section of the support rod is of a semicircular structure, a circular groove is arranged at the center of the surface of the bottom plate, and the radius value of the circular groove is equal to that of the cross section of the support rod.

Preferably, the limiting column is made of plastic.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the frame I of the calculation equipment for advanced mathematics with the local shielding and folding functions is provided with a magnetic plate which can display calculation results, a blackboard on a frame II is used for displaying the demonstration process, an equality mechanism is arranged on the magnetic plate, a left number plate and a right number plate on the equality mechanism can be adsorbed with the magnetic plate through magnetic force, when the left number plate and the right number plate are respectively embedded on a left caulking groove and a right caulking groove, if a left loop joint and a right loop joint of a horizontal position are contacted with contacts on a contact circuit to form a loop, and LED lamp beads in the right number plate are lightened to present a hooked shape to represent the establishment of equality, thereby being convenient for immediately judging the equality results and enabling the results to be displayed more visually, students can answer the equations first, being beneficial to interacting with teachers, greatly improving the teaching quality, and the shielding mechanism can be moved, the upright edge on the right number plate is driven to move through the upright frame, so that the circuit connection and the shielding function are both correct.

2. This arithmetic equipment for advanced mathematics with local sheltering from and folding function compact structure, through hinge connection between frame one and the frame two, can form the briefcase structure through the upset, portable, and when the frame expandes, insert the bracing piece through frame bottom rod groove, the bottom plate of pegging graft again of bracing piece, the sole at bottom plate both ends can be through rotating, the vertical area of increase bottom plate has improved the ability of grabbing ground of bottom plate greatly for the effect of the support of bottom plate is more stable.

Drawings

FIG. 1 is a diagram illustrating the physical effects of the present invention;

FIG. 2 is a schematic diagram of the structure of the equation mechanism of the present invention;

FIG. 3 is a schematic view of the overall folding effect of the present invention;

fig. 4 is the structural schematic diagram of the shielding mechanism of the utility model.

In the figure: 1. the frame I, 2, the frame I, 3, the magnetic plate, 4, the left number plate, 5, the left caulking groove, 6, the right caulking groove, 7, the sliding groove, 8, the sliding groove, 9, the guide slot, 10, the slot, 11, the shielding mechanism, 1101, the first vertical frame, 1102, the vertical frame, 1103, the vertical frame, 1104, the spring, 1105, the bolt, 12, the blackboard, 13, the box groove, 14, the chalk dust box, 15, the handle, 16, the spacing post, 17, the spacing groove, 18, the support rod, 19, the bottom plate, 20, the foot plate, 21, the circular groove, 22, the second rod groove, 23, the LED lamp bead, 24, the battery, 25, the left loop joint, 26, the right loop joint, 27, the first rod groove.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the calculation equipment for higher mathematics with local shielding and folding functions comprises a first frame 1 and a second frame 2, wherein the first frame 1 is hinged with the second frame 2 through a hinge, a limiting groove 17 is formed in the corner of the first frame 1, a limiting post 16 is formed in the corner of the second frame 2, the limiting groove 17 is connected with the limiting post 16 in an embedded mode, the limiting groove 17 and the limiting post 16 are mutually embedded by closing the first frame 1 and the second frame 2, the limiting post 16 is of a plastic structure and has certain elasticity, the first frame 1 and the second frame 2 are fixed by utilizing the extrusion effect and the friction effect of the limiting post 16 in the limiting groove 17 through interference fit, handles 15 are arranged at the edges of the first frame 1 and the second frame 2 away from the hinge, the first frame 1 and the second frame 2 are convenient to carry through the handles 15, a magnetic plate 3 is arranged inside the first frame 1, and the magnetic plate 3 is a prior art, the magnetic flexible glue is mainly used for teaching, magnetic flexible glue is laid inside the magnetic flexible glue and is connected with a magnetic tool through adsorption, an equality mechanism is arranged on a magnetic plate 3 and is provided with three groups, the equality mechanism comprises a left counting plate 4, a left caulking groove 5, a right caulking groove 6, a sliding groove 7 and a right counting plate 8, the left caulking groove 5 and the right caulking groove 6 are both arranged on the magnetic plate 3, the left caulking groove 5 and the right caulking groove 6 are horizontally arranged correspondingly, the sliding groove 7 is arranged at the position of the right caulking groove 6 far away from the left caulking groove 5, the left caulking groove 5 is convenient for fixing the left counting plate 4, the right caulking groove 6 is convenient for fixing the right counting plate 8, the sliding groove 7 is a semi-closed rectangular groove, the width value of the sliding groove 7 is twice of the length value of the sliding groove 7, the right counting plate 8 can slide on the sliding groove 7 by magnetic force at will, and the larger space can be used for three right counting plates 8 to move simultaneously, the operation is convenient, the left panel 4 is embedded on the left caulking groove 5, the right panel 8 is magnetically adsorbed on the surface of the right caulking groove 6, the vertical edge is arranged on the surface of the right panel 8, the right panel 8 and the vertical edge form an L-shaped structure, the vertical frame 1101 can push the right panel 8 to move due to the existence of the vertical edge, the left panel 4 is internally provided with a left loop connector 25, the right panel 8 is internally provided with a right loop connector 26, the right loop connector 26 is connected with LED lamp beads 23, seven LED lamp beads 23 in the right panel 8 are arranged, the seven LED lamp beads 23 are in a hooked shape, when the left panel 4 and the right panel 8 are correctly corresponding in the horizontal direction, the contacts are mutually contacted to cause loop connection, so that the LED lamp beads 23 are lightened and presented in the hooked shape, whether the calculation structure is correct or not can be directly obtained, the intuition is stronger, the contact positions of the contacts of the three groups of left loop connectors 25 are different, the positions of the contacts of the three groups of right loop connectors 26 are different, and only one group of loop of the equality mechanism can be communicated on the magnetic plate 3, so that only one correct answer is ensured to be given to the equality, a contact circuit is arranged in the position, corresponding to the left loop connector 25, in the magnetic plate 3, and a storage battery 24 is arranged on the contact circuit;

the shielding mechanism 11 is installed at a position, away from the right caulking groove 6, of the sliding groove 7, the shielding mechanism 11 comprises a first vertical frame 1101, a second vertical frame 1102, a shielding plate 1103, a spring 1104 and a plug pin 1105, the first vertical frame 1101 is connected with the second vertical frame 1102 in a welding mode through a cross rod, the shielding plate 1103 is installed at the center position of the first vertical frame 1101 and the second vertical frame 1102, the spring 1104 is installed inside the bottom end of the first vertical frame 1101, the plug pin 1105 is connected to the bottom of the spring 1104, a lifting block is welded at the vertical position of the plug pin 1105, the plug pin 1105 is conveniently driven to move upwards through the lifting block, the spring 1104 contracts to ensure that the plug pin 1105 is separated from the slot 10, so that the first vertical frame 1101 and the second vertical frame 1102 can flexibly slide on the slot 9, the slot 9 is formed at a position, corresponding to the shielding mechanism 11, inside the slot 9 is formed at a position, corresponding to;

the blackboard 12 is arranged in the frame II 2, the blackboard 12 is in the prior art, the calculation formula derivation process of chalk on the blackboard 12 is facilitated, the box groove 13 is formed in the bottom end of the frame II 2, the powder scrap box 14 is embedded in the box groove 13, powder scraps of the chalk can be collected in the powder scrap box 14 through cleaning cloth or a blackboard eraser and then processed, and the environment pollution caused by the powder scraps is avoided;

the bottom ends of the first frame 1 and the second frame 2 are respectively provided with a support rod 18, the cross section of the support rod 18 is of a semicircular structure, a circular groove 21 is arranged at the central position of the surface of the bottom plate 19, the radius numerical value of the circular groove 21 is equal to the radius numerical value of the cross section of the support rod 18, when the storage box is stored, the support rod 18 can be respectively pulled out from the first rod groove 27 and the second rod groove 22 and the support rod 18 is combined together and inserted into the circular groove 21, the volume of the bottom plate 19 is greatly reduced, the first frame 1 is provided with the first rod groove 27 at the position corresponding to the second frame 2 and the support rod 18, the bottom end of the support rod 18 is also inserted with the bottom plate 19, the bottom parts at two sides of the bottom plate 19 are respectively hinged with a foot plate 20, the length numerical value of the foot plate 20 is larger than the width numerical value of the bottom plate 19, the foot plate 20 and the, the stability of the bottom plate 19 is greatly improved, and the bottom plate 19 is provided with a second rod groove 22 at the position corresponding to the second frame 2 and the support rod 18.

The working principle is as follows: when the utility model is used, a user firstly extracts the mutually attached supporting rods 18 from the circular groove 21, and respectively inserts the two supporting rods 18 into the rod groove II 22 on the bottom plate 19, then turns over the frame I1 and the frame II 2 to ensure that the limiting groove 17 on the frame I1 is separated from the limiting post 16 on the frame II 16, and respectively inserts the rod grooves 22 at the bottoms of the frame I1 and the frame II 2 into the top ends of the supporting rods 18, then rotates the foot plates 20 at the two ends from the bottom plate 19 to be mutually vertical to the bottom plate 19, increases the area of the longitudinal direction of the bottom plate 19, ensures that the ground gripping force of the bottom plate 19 is stronger, a teacher can sequentially inlay the left caulking grooves 5 on the left number plates 4, randomly place the right number plates 8 on the sliding grooves 7 and is fixedly attached to the magnetic plates 3, the teacher can lead students to select the right number plates 8 on the magnetic plates 3 to ensure that the right number plates 4 correspond to the correct left number plates 4, and embedded on the right caulking groove 6, and simultaneously ensure that the right number plate 8 is not contacted with the contact at the edge of the right caulking groove 6, then communicate and interact with a teacher, and simultaneously slide the first vertical frame 1101 and the second vertical frame 1102 along the guide groove 9, and the vertical frame 1101 can push the vertical edge of the right number plate 8 until the first vertical frame 1101 runs through the guide groove 9, so that the right number plate 8 can be tightly attached to the right caulking groove 6, and ensure that the right number plate 8 can be connected with the contact on the right caulking groove 6, at this time, the shielding plates 1103 on the first vertical frame 1101 and the second vertical frame 1102 can block the right number plate 8, and the bolt 1105 is embedded with the slot 10 under the elastic force of the spring 1104 due to the existence of the slot 10 at the bottom end, so as to form self-locking, then the teacher can lift the equality calculation on the blackboard 12, and lift the lifting block upwards at the same time, so as to ensure that the bolt 1105 is separated from the slot 10, and push the first vertical frame 1101 and the, if the equality is correct, the contacts of the left loop connector 25, the contact line and the right loop connector 26 are contacted with each other to form a loop, meanwhile, the LED lamp beads in the right panel 8 are lightened to present a hooking state, so that the equality result is conveniently and visually presented, and meanwhile, hooking is also an encouragement for students, and the whole work flow is finished. Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An arithmetic and calculation device for higher mathematics with local shielding and folding functions comprises a frame I (1), a frame II (2), an equation mechanism, a left loop joint (25) and a right loop joint (26), and is characterized in that: the frame I (1) is hinged with the frame II (2) through a hinge, the magnetic plate (3) is arranged inside the frame I (1), the equation mechanism is arranged on the magnetic plate (3), the equation mechanism is provided with three groups, the equation mechanism comprises a left number plate (4), a left caulking groove (5), a right caulking groove (6), a sliding groove (7) and a right number plate (8), the left caulking groove (5) and the right caulking groove (6) are arranged on the magnetic plate (3), the sliding groove (7) is arranged on the right caulking groove (6), the left number plate (4) is fixed on the left caulking groove (5), the right number plate (8) is fixed on the right caulking groove (6), a vertical edge is arranged on the surface of the right number plate (8), the left loop joint (25) is arranged inside the left number plate (4), and the right loop joint (26) is arranged inside the right number plate (8), the right loop connector (26) is connected with an LED lamp bead (23), and a contact circuit is arranged in the magnetic plate (3) at a position corresponding to the left loop connector (25);

the bottom ends of the first frame (1) and the second frame (2) are respectively provided with a supporting rod (18), a first rod groove (28) is formed in the position, corresponding to the second frame (2) and the supporting rod (18), of the first frame (1), a bottom plate (19) is inserted into the bottom end of the supporting rod (18), and a second rod groove (22) is formed in the position, corresponding to the second frame (2) and the supporting rod (18), of the bottom plate (19).

2. The arithmetic and logic unit for higher mathematics with local shielding and folding functions as claimed in claim 1, wherein: the contact positions of the left loop joints (25) of the three groups are different, and the contact positions of the right loop joints (26) of the three groups are different.

3. The arithmetic and logic unit for higher mathematics with local shielding and folding functions as claimed in claim 1, wherein: seven LED lamp beads (23) in the right panel (8) are arranged, and the seven LED lamp beads (23) are in a hook shape.

4. The arithmetic and logic unit for higher mathematics with local shielding and folding functions as claimed in claim 1, wherein: the sliding groove (7) is a semi-closed rectangular groove, and the width numerical value of the sliding groove (7) is twice of the length numerical value of the sliding groove (7).

5. The arithmetic and logic unit for higher mathematics with local shielding and folding functions as claimed in claim 1, wherein: the cross section of the supporting rod (18) is of a semicircular structure, a circular groove (21) is arranged at the center of the surface of the bottom plate (19), and the radius value of the circular groove (21) is equal to that of the cross section of the supporting rod (18).

6. The arithmetic and logic unit for higher mathematics with local shielding and folding functions as claimed in claim 1, wherein: spacing groove (17) have been seted up to the corner of frame one (1), spacing post (16) have been seted up to the corner of frame two (2), spacing groove (17) are connected with spacing post (16) gomphosis, handle (15) are all installed to the border department that the hinge was kept away from to frame one (1) and frame two (2).

7. The arithmetic and logic unit for higher mathematics with local shielding and folding functions as claimed in claim 1, wherein: the bottom of bottom plate (19) both sides all articulates there is sole board (20), the length numerical value of sole board (20) is greater than the width numerical value of bottom plate (19).