CN214548354U

CN214548354U - Tool for economic statistics teaching

Info

Publication number: CN214548354U
Application number: CN202022493285.0U
Authority: CN
Inventors: 薛相; 王敏
Original assignee: Jiangsu Vocational College of Finance and Economics
Current assignee: Jiangsu Vocational College of Finance and Economics
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-11-02
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses an economic statistics teaching tool, which comprises a second plate body, wherein one side of the second plate body is fixedly connected with a second plate body, one end of the second plate body is welded with a universal joint, the outer side wall of the universal joint is fixedly connected with a third plate body, the front surface of the third plate body is provided with a through hole, the inner side wall of the through hole is connected with a bolt in a sliding way, the outer side wall of the bolt is connected with a first guide pillar in a threaded way, the outer side wall of the first guide pillar is connected with a guide sleeve in a sliding way, the inner side wall of the guide sleeve is connected with a first baffle in a sliding way, the lower surface of the first baffle is welded with a second guide pillar, and the bottom of the second guide pillar is welded with a fourth plate body; according to the distance between required altitude mixture control second plate body and the ground, when not using, can fold this device, convenient transportation and save, make things convenient for the teacher to answer a question for the student for the efficiency that the student understood the problem, make this device practicality stronger, reduced the school's cost.

Description

Tool for economic statistics teaching

Technical Field

The utility model relates to an economy teaching technical field specifically is instrument is used in economy statistics teaching.

Background

The teaching tool for economic statistics can assist a teacher to explain in the teaching process of the teacher, and can help the teacher to demonstrate when the teacher needs to bring students to a training field to teach, so that the students can answer problems quickly and the memory of the students is enhanced.

Chinese utility model CN210309683U discloses an economic statistics teaching tool, including drawing board and storage device, the utility model discloses drawing rule bottom is provided with slider, strong spring and bracing piece that set up in slider in the sliding process can make drawing rule and drawing face keep a certain distance, press down the drawing rule after moving to appropriate position department, can make the drawing rule laminate the drawing, after using the drawing rule, loosen the drawing rule, strong spring resets, the drawing rule keeps a certain distance with the drawing face once more, it is convenient for the operator to copy the drawing, improve copying efficiency, and improve the utility model discloses a practicality, nevertheless there is a certain problem still;

the existing tool for economic statistics teaching is mostly of a large and medium box-shaped structure, the tool for economic statistics teaching cannot be moved, cannot be used outdoors and cannot be contracted, and the tool for economic statistics teaching is poor in practicability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an economic statistics is instrument for teaching.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the tool for economic statistics teaching comprises a second plate body, wherein a second rod body is fixedly connected to one side of the second plate body, a universal joint is welded at one end of the second rod body, a third plate body is fixedly connected to the outer side wall of the universal joint, a through hole is formed in the front surface of the third plate body, a bolt is slidably connected to the inner side wall of the through hole, a first guide pillar is in threaded connection with the outer side wall of the bolt, a guide sleeve is slidably connected to the outer side wall of the first guide pillar, a knob is installed on the outer side wall of the guide sleeve, a first plate body is welded to the outer side wall of the guide sleeve, a first baffle is slidably connected to the inner side wall of the guide sleeve, a second baffle is welded to the inner side wall of the guide sleeve, a second guide pillar is welded to the lower surface of the first baffle, a fourth plate body is welded to the bottom of the second guide pillar, and three first connecting plates are symmetrically welded to the lower surface of the first plate body, the rear surface of first even board rotates and is connected with the third pivot, the lateral wall fixedly connected with bracing piece of third pivot, the lateral wall of bracing piece rotates through the second pivot and is connected with the third body of rod, the one end of the third body of rod rotate through the fourth pivot connect in the lateral wall of fourth plate body.

Preferably, the welding of one side symmetry of second plate body has four third even boards, two the third is the first pivot of one side fixedly connected with that the board is adjacent, two the lateral wall of first pivot is all rotated and is connected with the fifth body of rod, two the welding of the adjacent one end of the fifth body of rod has the fourth body of rod, two second of one side symmetry fixedly connected with of second plate body are even the board, the second is even the front surface fixedly connected with second spring of board, the one end fixed connection of second spring in the lateral wall of the fifth body of rod.

Preferably, a first groove is formed in the lower surface of the second plate body, a first spring is fixedly connected to the inner top wall of the first groove, a laser pen is inserted into the first groove, and the top of the laser pen is attached to one end of the first spring.

Preferably, a second groove is formed in the rear surface of the second plate body, the rear surface of the second plate body is hinged to a door body through a hinge, and a lock catch is mounted on the rear surface of the door body.

Preferably, the bottom of the supporting rod is fixedly connected with an anti-skid pad.

Preferably, the welding of the inside wall of first recess has the first body of rod, the guide slot has been seted up to the lateral wall of laser pen, the lateral wall sliding connection of the first body of rod in the inside wall of guide slot.

(III) advantageous effects

Compared with the prior art, the utility model provides an economic statistics is instrument for teaching possesses following beneficial effect:

this device can make things convenient for the teacher to demonstrate on the second plate body according to the distance between required altitude mixture control second plate body and the ground, when not using, can fold this device, and convenient transportation and save when the teacher gives lessons in the open air, the teacher of being convenient for solves the problem for the student for the efficiency that the student understood the problem, makes this device practicality stronger, has reduced the cost of school.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of one side and the internal structure of the second plate body of the present invention;

fig. 3 is a schematic diagram of the rear surface structure of the second plate of the present invention;

fig. 4 is a schematic structural view of the laser pen of the present invention.

In the figure: 1. a first connecting plate; 2. a first plate body; 3. a knob; 4. a first spring; 5. a first groove; 6. a first rod body; 7. a second plate body; 8. a second rod body; 9. a laser pen; 10. a second connecting plate; 11. a universal joint; 12. a bolt; 13. a through hole; 14. a third plate body; 15. a third connecting plate; 16. a first rotating shaft; 17. a door body; 18. a first guide post; 19. a guide sleeve; 20. a support bar; 21. a non-slip mat; 22. a second rotating shaft; 23. a third rod body; 24. a hinge; 25. a fourth plate body; 26. a second guide post; 27. a third rotating shaft; 28. a second groove; 29. a second spring; 30. a fourth rod body; 31. a fifth rod body; 32. a guide groove; 33. locking; 34. a first baffle plate; 35. a second baffle; 36. and a fourth rotating shaft.

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.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: the tool for economic statistics teaching comprises a second plate body 7, wherein one side of the second plate body 7 is fixedly connected with a second rod body 8, one end of the second rod body 8 is welded with a universal joint 11, the outer side wall of the universal joint 11 is fixedly connected with a third plate body 14, the front surface of the third plate body 14 is provided with a through hole 13, the inner side wall of the through hole 13 is slidably connected with a bolt 12, the outer side wall of the bolt 12 is in threaded connection with a first guide pillar 18, the outer side wall of the first guide pillar 18 is slidably connected with a guide sleeve 19, the outer side wall of the guide sleeve 19 is provided with a knob 3, the outer side wall of the guide sleeve 19 is welded with a first plate body 2, the inner side wall of the guide sleeve 19 is slidably connected with a first baffle 34, the inner side wall of the guide sleeve 19 is welded with a second baffle 35, the lower surface of the first baffle 34 is welded with a second guide pillar 26, the bottom of the second guide pillar 26 is welded with a fourth plate body 25, the lower surface of the first plate body 2 is symmetrically welded with three first connecting plates 1, the rear surface of first even board 1 rotates and is connected with third pivot 27, and the lateral wall fixedly connected with bracing piece 20 of third pivot 27, the lateral wall of bracing piece 20 rotate through second pivot 22 and are connected with the third body of rod 23, and the one end of the third body of rod 23 rotates through fourth pivot 36 and connects in the lateral wall of fourth plate body 25.

In this embodiment, specifically: four third connecting plates 15 are symmetrically welded on one side of the second plate body 7, a first rotating shaft 16 is fixedly connected to one side of each of the two third connecting plates 15, the outer side walls of the two first rotating shafts 16 are rotatably connected with fifth rod bodies 31, fourth rod bodies 30 are welded at one ends of the two fifth rod bodies 31, two second connecting plates 10 are symmetrically and fixedly connected to one side of the second plate body 7, second springs 29 are fixedly connected to the front surfaces of the second connecting plates 10, and one ends of the second springs 29 are fixedly connected to the outer side walls of the fifth rod bodies 31; the fifth rod 31 and the second spring 29 are arranged to clamp the paper on the second plate 7 to prevent the paper from falling off.

In this embodiment, specifically: a first groove 5 is formed in the lower surface of the second plate body 7, a first spring 4 is fixedly connected to the top wall of the interior of the first groove 5, a laser pen 9 is inserted into the interior of the first groove 5, and the top of the laser pen 9 is attached to one end of the first spring 4; the laser pen 9 is arranged to facilitate the explanation of teachers.

In this embodiment, specifically: a second groove 28 is formed in the rear surface of the second plate body 7, the rear surface of the second plate body 7 is hinged to the door body 17 through a hinge 24, and a lock catch 33 is mounted on the rear surface of the door body 17; the door body 17 is arranged to facilitate storage of other teaching auxiliary tools.

In this embodiment, specifically: the bottom of the support rod 20 is fixedly connected with an anti-skid pad 21; the friction between the support rod 20 and the ground can be increased by arranging the anti-skid pad 21, and the anti-skid pad 21 is made of rubber.

In this embodiment, specifically: a first rod body 6 is welded on the inner side wall of the first groove 5, a guide groove 32 is formed in the outer side wall of the laser pen 9, and the outer side wall of the first rod body 6 is connected to the inner side wall of the guide groove 32 in a sliding mode; the first rod 6 and the guide groove 32 are arranged to prevent the laser pointer 9 from being lost during transportation.

In summary, the working principle and working process of the tool for economic statistics teaching are that, when in use, firstly, the connection condition of each component of the device is checked, a proper placing position is selected, the supporting rod 20 is opened, the top of the supporting rod 20 rotates along with the third rotating shaft 27, the outer side wall of the supporting rod 20 rotates along with the third rod 23 connected with the second rotating shaft 22, the third rod 23 pulls the fourth plate 25 to move downwards under the driving of the supporting rod 20, the fourth plate 25 drives the second guide pillar 26 to move downwards, when the fourth plate 25 moves to a horizontal position, the supporting rod 20 is fixed, the first baffle 34 above the second guide pillar 26 and the second baffle 35 on the inner side wall of the guide sleeve 19 limit the movement distance of the fourth plate 25, the three supporting rods 20 form a triangular structure, the stability of the device can be ensured, the first guide pillar 18 is pulled, the knob 3 is screwed after a proper distance is selected, the stability of the first guide post 18 and the guide sleeve 19 in use is guaranteed, the relative position of the third plate body 14 and the first guide post 18 is adjusted, the bolt 12 slides in the through hole 13, after the position is determined, the bolt 12 is screwed, the universal joint 11 between the third plate body 14 and the second rod body 8 can adjust any angle of the second plate body 7, when paper needs to be placed on the surface of the second plate body 7, the fourth rod body 30 is lifted, the fourth rod body 30 compresses the paper by utilizing the restoring force of the second spring 29, in the teaching process, when a teacher needs to use the laser pen 9, the laser pen 9 is rotated, the laser pen 9 is popped up under the action of the first spring 4, when the teacher needs to use the laser pen 9, the first rod body 6 slides to the bottom in the guide groove 32 according to the track of the guide groove 32 and rotates in the opposite direction, and the laser pen 9 is blocked by the action of the first spring 4 and is not easy to fall off.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Economic statistics is instrument for teaching, including second plate body (7), its characterized in that: a second rod body (8) is fixedly connected to one side of the second plate body (7), a universal joint (11) is welded to one end of the second rod body (8), a third plate body (14) is fixedly connected to the outer side wall of the universal joint (11), a through hole (13) is formed in the front surface of the third plate body (14), a bolt (12) is slidably connected to the inner side wall of the through hole (13), a first guide pillar (18) is in threaded connection with the outer side wall of the bolt (12), a guide sleeve (19) is slidably connected to the outer side wall of the first guide pillar (18), a knob (3) is installed on the outer side wall of the guide sleeve (19), a first plate body (2) is welded to the outer side wall of the guide sleeve (19), a first baffle (34) is slidably connected to the inner side wall of the guide sleeve (19), a second baffle (35) is welded to the inner side wall of the guide sleeve (19), and a second guide pillar (26) is welded to the lower surface of the first baffle (34), the welding of the bottom of second guide pillar (26) has fourth plate body (25), the lower surface symmetrical welding of first plate body (2) has three first even board (1), the first rear surface who links board (1) rotates and is connected with third pivot (27), lateral wall fixedly connected with bracing piece (20) of third pivot (27), the lateral wall of bracing piece (20) rotates through second pivot (22) and is connected with the third body of rod (23), the one end of the third body of rod (23) rotate through fourth pivot (36) connect in the lateral wall of fourth plate body (25).

2. The economic statistics teaching tool of claim 1, wherein: the welding of one side symmetry of second plate body (7) has four third even boards (15), two the third is the first pivot of one side fixedly connected with (16), two that board (15) are adjacent even to the third the lateral wall of first pivot (16) is all rotated and is connected with the fifth body of rod (31), two the welding of the adjacent one end of the fifth body of rod (31) has the fourth body of rod (30), two seconds of one side symmetry fixedly connected with of second plate body (7) are even board (10), the second is even front surface fixedly connected with second spring (29) of board (10), the one end fixed connection of second spring (29) in the lateral wall of the fifth body of rod (31).

3. The economic statistics teaching tool of claim 1, wherein: first recess (5) have been seted up to the lower surface of second plate body (7), the first spring (4) of the inside roof fixedly connected with of first recess (5), the inside grafting of first recess (5) has laser pen (9), the top of laser pen (9) laminate in the one end of first spring (4).

4. The economic statistics teaching tool of claim 1, wherein: second recess (28) have been seted up to the rear surface of second plate body (7), the rear surface of second plate body (7) articulates through hinge (24) has door body (17), the rear surface mounting of door body (17) has hasp (33).

5. The economic statistics teaching tool of claim 1, wherein: the bottom of the supporting rod (20) is fixedly connected with an anti-skid pad (21).

6. The economic statistics teaching tool of claim 3, wherein: the welding of the inside wall of first recess (5) has first body of rod (6), guide slot (32) have been seted up to the lateral wall of laser pen (9), the lateral wall sliding connection of the first body of rod (6) in the inside wall of guide slot (32).