CN216307181U

CN216307181U - Public course selection registration instrument for assessment of grade of academic classification

Info

Publication number: CN216307181U
Application number: CN202122548634.9U
Authority: CN
Inventors: 王炜
Original assignee: Jiangsu Institute of Economic and Trade Technology
Current assignee: Jiangsu Institute of Economic and Trade Technology
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-04-15
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a public course selection registration instrument for academic classification evaluation, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with two support plates, the inner cavities of the support plates are connected with sliding plates in a sliding manner, one sides of the two support plates, which are opposite to each other, are in threaded connection with bolts, one ends of the bolts penetrate through the inner cavities of the support plates, one sides of the sliding plates are provided with circular grooves matched with the bolts, the tops of the two sliding plates are provided with placing plates, the tops of the sliding plates are rotatably connected with bearing pieces, and the bearing pieces positioned on the front sides are fixedly connected with the bottoms of the placing plates. According to the utility model, the height of the sliding plate can be adjusted by matching the bolt and the circular groove, the sliding plate positioned on the rear side can be higher than the sliding plate positioned on the front side by matching the sliding block and the rectangular strip, so that the angle of the course selection instrument can be adjusted, and the course selection instrument can be conveniently installed and fixed by a user through matching the clamping plate, the corners and the screw rod, so that the purpose of facilitating installation and adjustment can be achieved.

Description

Public course selection registration instrument for assessment of grade of academic classification

Technical Field

The utility model belongs to the technical field of course selection instruments, and particularly relates to a public course selection registration instrument for classification evaluation of academic students.

Background

The instrument of selecting lessons usually refers to the smart machine that has the function of selecting lessons, and current public instrument of selecting lessons is generally installed inside meeting place lectern with the bolt, and height-adjusting and gradient can not be carried out after this kind of instrument of selecting lessons is fixed to difficult installation and dismantlement, inconvenient user uses.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a public lesson-selecting registration instrument for assessment of academic classification, which aims to solve the problems that the course-selecting instrument is usually an intelligent device with a course-selecting function, the existing public lesson-selecting instrument is generally arranged in a meeting place desk by bolts, the height and the gradient of the course-selecting instrument can not be adjusted after the course-selecting instrument is fixed, and the course-selecting instrument is not easy to be arranged and disassembled and is inconvenient for a user to use.

The technical scheme for solving the technical problems is as follows: the public lesson-selecting registration instrument for the academic classification evaluation comprises a bottom plate, wherein two support plates are fixedly connected to the top of the bottom plate, sliding plates are slidably connected to the inner cavities of the support plates, bolts are respectively and threadedly connected to the opposite sides of the two support plates, one ends of the bolts penetrate through the inner cavities of the support plates, circular grooves matched with the bolts are formed in one sides of the sliding plates, placing plates are arranged at the tops of the two sliding plates, bearing pieces are rotatably connected to the tops of the sliding plates, the bearing pieces located on the front sides are fixedly connected to the bottoms of the placing plates, sliding blocks are fixedly connected to the tops of the bearing pieces located on the rear sides, sliding grooves matched with the sliding blocks are formed in the rear sides of the bottoms of the placing plates, rectangular bars are fixedly connected to the two sides of the sliding blocks, bar grooves matched with the rectangular bars are formed in the two sides of the inner cavities of the sliding grooves, flat grooves are formed in one sides of the placing plates, and two connecting plates are slidably connected to the inner cavities of the flat grooves, one side of connecting plate extends to the outside of placing the board and fixedly connected with cardboard, two equal two corners of fixedly connected with in the relative one side of two cardboards, the instrument of selecting lessons is installed at the top of placing the board, the corner is with the instrument looks block of selecting lessons, and the right side that is located the right side cardboard runs through and is provided with two screw rods, the screw rod rotates with the cardboard to be connected, the left end of screw rod run through to the right side of placing the board and with place board threaded connection.

Preferably, the inner cavity of the flat groove is rotatably connected with a gear, and one side of the connecting plate, which is close to the gear, is fixedly connected with a plurality of teeth meshed with the gear.

Preferably, the top and the bottom of the inner cavity of the flat groove are both fixedly connected with two trapezoidal plates, and the top and the bottom of the connecting plate are both provided with trapezoidal grooves matched with the trapezoidal plates.

Preferably, one side of the clamping plate close to the course selection instrument is fixedly connected with a sponge sheet attached to the course selection instrument.

Preferably, the surface of the screw is fixedly connected with a fixing ring which is rotatably connected with the clamping plate.

Preferably, the left side fixedly connected with of left side cardboard places the box, the inner chamber of placing the box is placed alcohol sponge ball, the inner chamber sliding connection who places the box has the arm-tie.

1. The utility model has the beneficial effects that: according to the utility model, the height of the sliding plate can be adjusted by matching the bolt and the circular groove, the sliding plate positioned on the rear side can be higher than the sliding plate positioned on the front side by matching the sliding block and the rectangular bar, so that the angle of the course selection instrument can be adjusted, the course selection instrument can be conveniently installed and fixed by a user by matching the clamping plate, the corners and the screw, and the purpose of convenient installation and adjustment can be achieved.

2. According to the utility model, the two connecting plates can move synchronously through the matching use of the gears and the teeth, so that the two clamping plates can move synchronously, and the course selection instrument can be fixed at the center of the top of the placing plate, so that the course selection instrument is stressed uniformly, and the stability of the course selection instrument is improved.

3. The trapezoidal plate and the trapezoidal groove are matched for use, so that the guide and limiting effects are achieved for the movement of the connecting plate, the connecting plate cannot deviate during movement, and the movement stability of the connecting plate is improved.

4. The utility model protects the course selection instrument by the arrangement of the sponge sheet, so that the course selection instrument can not be tightly clamped and damaged, and the stability of the course selection instrument is improved.

5. According to the utility model, the top of the course selection instrument can be wiped through the arrangement of the alcohol sponge ball, so that the screen of the course selection instrument can be disinfected on one hand, and the dust on the screen of the course selection instrument can be cleaned on the other hand.

Drawings

The above and/or other advantages of the utility model will become more apparent and more readily appreciated from the following detailed description taken in conjunction with the accompanying drawings, which are given by way of illustration only and not by way of limitation, and in which:

FIG. 1 is a schematic perspective view of one embodiment of the present invention;

FIG. 2 is a schematic perspective view of a slider, bolt, slide and rectangular bar according to one embodiment of the present invention;

FIG. 3 is a perspective view of a placement board according to one embodiment of the present invention;

FIG. 4 is a perspective view of a connection plate, a clamping plate, a gear and a screw according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the bottom plate, 2, the extension board, 3, the slide, 4, the bolt, 5, the circular slot, 6, place the board, 7, accept the piece, 8, the slider, 9, the spout, 10, the rectangle strip, 11, the strip groove, 12, the flat groove, 13, the connecting plate, 14, the cardboard, 15, the gear, 16, tooth, 17, trapezoidal board, 18, trapezoidal groove, 19, the corner, 20, the instrument of choosing lessons, 21, the sponge piece, 22, the screw rod, 23, the retainer plate, 24, place the box, 25, alcohol sponge ball, 26, the arm-tie.

Detailed Description

Hereinafter, an embodiment of the present invention of the academic classification evaluation common course selection registration apparatus will be described with reference to the accompanying drawings.

The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the utility model. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of respective portions and their mutual relationships. It is noted that the drawings are not necessarily to the same scale so as to clearly illustrate the structures of the various elements of the embodiments of the utility model. Like reference numerals are used to denote like parts.

Fig. 1 to 4 show an embodiment of the present invention, which is a public course selection registration apparatus for academic classification evaluation, and includes a base board 1: the top of the bottom plate 1 is fixedly connected with two support plates 2, the inner cavity of each support plate 2 is slidably connected with a sliding plate 3, one sides opposite to the two support plates 2 are both in threaded connection with bolts 4, one end of each bolt 4 penetrates through the inner cavity of each support plate 2, one side of each sliding plate 3 is provided with a circular groove 5 matched with the bolt 4, the top of each sliding plate 3 is provided with a placing plate 6, the top of each sliding plate 3 is rotatably connected with a bearing part 7, the bearing part 7 positioned on the front side is fixedly connected with the bottom of the placing plate 6, the top of each bearing part 7 positioned on the rear side is fixedly connected with a sliding block 8, the rear side of the bottom of each placing plate 6 is provided with a sliding groove 9 matched with the sliding block 8, the two sides of the sliding block 8 are both fixedly connected with rectangular strips 10, the two sides of the inner cavity of the sliding groove 9 are both provided with strip grooves 11 matched with the rectangular strips 10, one side of each placing plate 6 is provided with a flat groove 12, and the inner cavity of each flat groove 12 is slidably connected with two connecting plates 13, one side of the connecting plate 13 extends to the outer side of the placing plate 6 and is fixedly connected with a clamping plate 14, the inner cavity of the flat groove 12 is rotatably connected with a gear 15, one side of the connecting plate 13, which is close to the gear 15, is fixedly connected with a plurality of teeth 16 meshed with the gear 15, the two connecting plates 13 can synchronously move through the matching use of the gear 15 and the teeth 16, and then the two clamping plates 14 can synchronously move, the course selecting instrument 20 can be fixed at the center of the top of the placing plate 6, so that the course selecting instrument 20 is uniformly stressed, the stability of the course selecting instrument 20 is improved, the top and the bottom of the inner cavity of the flat groove 12 are both fixedly connected with two trapezoidal plates 17, the top and the bottom of the connecting plate 13 are both provided with trapezoidal grooves 18 matched with the trapezoidal plates 17, through the matching use of the trapezoidal plates 17 and the trapezoidal grooves 18, the guiding and limiting effects are played for the movement of the connecting plate 13, and the connecting plate 13 can not deviate during the movement, the motion stability of the connecting plate 13 is improved, two corners 19 are fixedly connected to the opposite sides of the two clamping plates 14, a course selecting instrument 20 is installed at the top of the placing plate 6, the corners 19 are clamped with the course selecting instrument 20, a sponge sheet 21 attached to the course selecting instrument 20 is fixedly connected to one side of the clamping plates 14 close to the course selecting instrument 20, the course selecting instrument 20 is protected by the arrangement of the sponge sheet 21, the course selecting instrument 20 cannot be tightly clamped and damaged, the stability of the course selecting instrument 20 is improved, two screw rods 22 are arranged on the right side of the clamping plate 14 on the right side in a penetrating manner, the screw rods 22 are rotatably connected with the clamping plates 14, the left ends of the screw rods 22 penetrate to the right side of the placing plate 6 and are in threaded connection with the placing plate 6, fixing rings 23 rotatably connected with the clamping plates 14 are fixedly connected to the surfaces of the screw rods 22, a placing box 24 is fixedly connected to the left side of the clamping plate 14 on the left side, alcohol sponge ball 25 has been placed to the inner chamber of placing box 24, and the inner chamber sliding connection of placing box 24 has arm-tie 26, through alcohol sponge ball 25's setting, can clean the top of lecture selection instrument 20, can disinfect the screen of lecture selection instrument 20 on the one hand, and on the other hand can clear up the dust of lecture selection instrument 20 screen.

The working principle is as follows: when the utility model is used, a user loosens the screw 22 to enable the screw 22 to be disconnected from the placing plate 6, then pulls the clamping plates 14, the clamping plates 14 can drive the connecting plate 13 to move when moving, the connecting plate 13 can drive the gear 15 to rotate, the two clamping plates 14 can move back and forth, then places the course selection instrument 20 on the top of the placing plate 6 and retracts the clamping plates 14 to enable the corners 19 to be clamped with the corners of the course selection instrument 20, screws the screw 22, limits the clamping plates 14 on the right side by the screw 22, limits the clamping plates 14 on the left side, fixes the course selection instrument 20, loosens the bolts 4 by the user if the height of the course selection instrument 20 needs to be adjusted, then pulls the sliding plates 3 on the rear side to move upwards, lifts the sliding plates 3 on the rear side again if the angle of the course selection instrument 20 needs to be adjusted, enables the sliding plates 3 on the rear side to be higher than the sliding plates 3 on the front side, then slider 8 can slide and the rear side of board 6 is placed in the jacking in the inner chamber of spout 9, then place board 6 and drive the instrument of selecting lessons 20 and take place to rotate and the slope, can reach the purpose of being convenient for install and adjust.

In summary, the following steps: this public lecture selection registration instrument of academic classification evaluation, cooperation through bolt 4 and circular slot 5 is used, the height of adjustable slide 3, cooperation through slider 8 and rectangle strip 10 is used, make slide 3 that is located the rear side can be higher than slide 3 that is located the front side, then the angle of adjustable lecture selection instrument 20, through cardboard 14, corner 19 and screw rod 22 cooperation is used, the person of facilitating the use installs and fixes lecture selection instrument 20, can reach the purpose of being convenient for install the regulation, it usually refers to the smart machine that has the function of selecting lessons to solve the lecture selection instrument, current public lecture selection instrument is generally installed inside meeting place lectern with the bolt, height and gradient can not be adjusted after this kind of lecture selection instrument is fixed, and difficult installation and dismantlement, the problem that inconvenient user used.

The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the utility model, so as to achieve the purpose of the utility model.

Claims

1. Public lecture selection registration instrument of academic classification evaluation, characterized by, including bottom plate (1): the top of the bottom plate (1) is fixedly connected with two support plates (2), the inner cavity of each support plate (2) is connected with a sliding plate (3) in a sliding manner, one opposite side of each support plate (2) is connected with a bolt (4) in a threaded manner, one end of each bolt (4) penetrates through the inner cavity of each support plate (2), one side of each sliding plate (3) is provided with a circular groove (5) matched with each bolt (4), the tops of the two sliding plates (3) are provided with a placing plate (6), the tops of the sliding plates (3) are rotatably connected with bearing pieces (7), the bearing pieces (7) positioned on the front side are fixedly connected with the bottoms of the placing plates (6), the tops of the bearing pieces (7) positioned on the rear side are fixedly connected with sliding blocks (8), the rear side of the bottoms of the placing plates (6) is provided with sliding grooves (9) matched with the sliding blocks (8), and the two sides of the sliding blocks (8) are fixedly connected with rectangular strips (10), two sides of the inner cavity of the sliding chute (9) are both provided with strip grooves (11) matched with the rectangular strips (10), one side of the placing plate (6) is provided with a flat groove (12), the inner cavity of the flat groove (12) is connected with two connecting plates (13) in a sliding way, one side of the connecting plate (13) extends to the outer side of the placing plate (6) and is fixedly connected with clamping plates (14), two corners (19) are fixedly connected with one side opposite to the two clamping plates (14), the top of the placing plate (6) is provided with a course selecting instrument (20), the corners (19) are clamped with the course selecting instrument (20), two screws (22) are arranged on the right side of the right clamping plate (14) in a penetrating way, the screw rod (22) is rotatably connected with the clamping plate (14), and the left end of the screw rod (22) penetrates through the right side of the placing plate (6) and is in threaded connection with the placing plate (6).

2. The apparatus for the same lesson selection and registration as claimed in claim 1, wherein the flat slot (12) is rotatably connected to a gear (15) in its inner cavity, and a plurality of teeth (16) engaged with the gear (15) are fixedly connected to the side of the connecting plate (13) adjacent to the gear (15).

3. The apparatus for classifying and evaluating a course selection and registering as claimed in claim 2, wherein two trapezoidal plates (17) are fixedly connected to the top and the bottom of the inner cavity of the flat groove (12), and trapezoidal grooves (18) matched with the trapezoidal plates (17) are formed on the top and the bottom of the connecting plate (13).

4. The apparatus for classifying and grading academic aptitude for public lesson selection and registration according to claim 3, wherein the card (14) is fixedly connected with a sponge sheet (21) attached to the lesson selection instrument (20) on the side close to the lesson selection instrument (20).

5. The apparatus for classifying and evaluating a course selection and registering according to claim 4, wherein a fixing ring (23) rotatably connected to the chuck plate (14) is fixedly connected to a surface of the screw (22).

6. The apparatus for the public course selection and registration according to claim 5, wherein a placing box (24) is fixedly connected to the left side of the left clamping plate (14), an alcohol sponge ball (25) is placed in the inner cavity of the placing box (24), and a pulling plate (26) is slidably connected to the inner cavity of the placing box (24).