CN210324633U

CN210324633U - Computer network teaching comprehensive tester

Info

Publication number: CN210324633U
Application number: CN201921380607.1U
Authority: CN
Inventors: 王自峰; 付晋
Original assignee: Yantai Engineering and Technology College
Current assignee: Yantai Engineering and Technology College
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-04-14
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses a computer network teaching combined test appearance belongs to computer network teaching technical field, including the tester body, mounting panel and backplate, the front side fixed connection of tester body and backplate, the groove has been seted up to the upper end of mounting panel and has been accomodate, T type spout has all been seted up to the left and right sides that accomodates the groove phase, equal sliding connection has T type slider in two T type spouts, accomodate the inslot and be equipped with two horizontal poles, the same antifriction bearing of the common fixedly connected with of the one end that two horizontal poles are relative, antifriction bearing's one end and one side fixed connection of T type slider are kept away from to the horizontal pole, antifriction bearing's inner circle fixedly connected with bracing piece, the upper end of bracing piece is passed through the lower extreme center department of. The utility model discloses, can accomodate the tester fast after the teaching, the teacher of being convenient for carries tester to the classroom of difference and uses of imparting knowledge to students, and the student that is convenient for side also can be convenient for the direct rotatory comprehensive test appearance of teacher simultaneously learns.

Description

Computer network teaching comprehensive tester

Technical Field

The utility model relates to a computer network teaching technical field especially relates to a computer network teaching combined test appearance.

Background

The computer network is characterized in that a plurality of computers with independent functions and external equipment with different geographic positions are connected through a communication line, under the management and coordination of network operation system, network management software and network communication protocol to implement resource sharing and information transfer, in computer network teaching, a plurality of testing instruments such as a wiring port, an oscilloscope, a signal generator and the like are required to be arranged in a tester, thereby being convenient for the teachers to visually demonstrate the application of the computer network, but the prior computer network teaching comprehensive tester integrates a plurality of instruments, but the tester has larger structure, is inconvenient for the teachers to carry into the classroom for teaching demonstration, in addition, in the teaching process, the students on the side can watch the teaching board conveniently by the aid of the integral mobile tester, and the teaching board is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art tester's structure great, the teacher of being not convenient for carries into the teaching demonstration in the classroom, and the in-process of imparting knowledge to students needs holistic removal tester to just be convenient for the student who is in the side to watch moreover, uses very inconvenient problem, and the computer network teaching combined test appearance that provides.

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

a computer network teaching comprehensive tester comprises a tester body, a mounting plate and a back plate, wherein the tester body is fixedly connected with the front side of the back plate, the upper end of the mounting plate is provided with a containing groove, the left side and the right side of the containing groove which are opposite are provided with T-shaped sliding grooves, T-shaped sliding blocks are connected in the two T-shaped sliding grooves in a sliding manner, two cross rods are arranged in the accommodating groove, one ends of the two cross rods which are opposite are fixedly connected with the same rolling bearing together, one end of the cross bar, which is far away from the rolling bearing, is fixedly connected with one side of the T-shaped sliding block, the inner ring of the rolling bearing is fixedly connected with a supporting rod, the upper end of the supporting rod is connected with the center of the lower end of the back plate through a fixing mechanism, the lower end of the supporting rod penetrates through the rolling bearing and is provided with a limiting mechanism, and a plurality of limiting grooves matched with the limiting mechanism are formed in the groove bottom of the accommodating groove.

Preferably, the fixing mechanism comprises a right-angle notch arranged at the upper end of the supporting rod, a connecting rod is rotatably connected in the right-angle notch through a rotating shaft, a cylindrical groove is formed in the lower end of the back plate, the upper end of the connecting rod extends into the cylindrical groove and is fixedly connected with one side, away from the groove opening, of the cylindrical groove, a first spring and a sleeve are sleeved on the rod wall of the connecting rod in a sliding mode, the sleeve is sleeved with the cylindrical groove in a sliding mode, one side, away from the groove opening, of one end of the first spring is fixedly connected with the cylindrical groove, and the other end of the first spring is fixedly connected with the edge of an upper end.

Preferably, stop gear is including seting up the mounting groove at the bracing piece lower extreme, be equipped with spacing pearl in the mounting groove, the notch department fixedly connected with spacing ring of mounting groove, spacing pearl one side is passed the spacing ring and is extended to the spacing inslot, be equipped with the second spring in the mounting groove, one side fixed connection of notch is kept away from with the mounting groove to the one end of second spring, the other end of second spring is connected with one side contact of spacing pearl.

Preferably, the left side and the right side of the back plate are respectively and fixedly connected with the left end and the right end of the mounting plate through lock catches, and one side of the mounting plate is fixedly connected with a pull rod.

Preferably, the upper end fixedly connected with baffle of mounting panel, the logical groove that matches with the bracing piece upper end is seted up to one side of baffle.

Preferably, one side of the sleeve is fixedly connected with a brake block, and the rod wall of the support rod is fixedly connected with an annular block.

Compared with the prior art, the utility model provides a computer network teaching combined test appearance possesses following beneficial effect:

1. this computer network teaching combined test appearance through brake pads, sleeve pipe, cylinder groove, first spring, bracing piece, backplate, mounting panel that are equipped with, accomodate groove, connecting rod, antifriction bearing, horizontal pole, T type slider, T type spout, spacing pearl, spacing groove and hasp, can accomodate the tester fast after the teaching, and the teacher of being convenient for carries tester to the classroom of difference and uses of imparting knowledge to students.

2. This computer network teaching combined test appearance through backplate, connecting rod, bracing piece, antifriction bearing, second spring, spacing pearl and the spacing groove that is equipped with, can be convenient for the teacher directly rotate the combined test appearance and be convenient for the side student study.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, can accomodate the tester fast after the teaching, the teacher of being convenient for carries tester to the classroom of difference and uses of imparting knowledge to students, and the teacher that also can be convenient for simultaneously directly rotates the comprehensive test appearance and is convenient for the side student and study.

Drawings

Fig. 1 is a schematic structural diagram of a computer network teaching comprehensive tester provided by the utility model;

fig. 2 is a right side sectional view of the computer network teaching comprehensive tester provided by the utility model;

fig. 3 is a schematic structural diagram of the computer network teaching comprehensive tester provided by the utility model after storage;

FIG. 4 is an enlarged view of the structure at A in FIG. 2;

fig. 5 is the utility model provides a cross-sectional view of bracing piece in computer network teaching combined test appearance.

In the figure: the test device comprises a mounting plate 1, a back plate 2, a tester body 3, a ring block 4, a sliding block 5T-shaped, a cross bar 6, a support rod 7, a rolling bearing 8, a sleeve 9, a pull rod 10, a baffle 11, a sliding chute 12T-shaped, a first spring 13, a brake block 14, a connecting rod 15, a limiting bead 16, a second spring 17 and a limiting ring 18.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a computer network teaching comprehensive tester comprises a tester body 3, a mounting plate 1 and a back plate 2, wherein the tester body 3 is fixedly connected with the front side of the back plate 2, the upper end of the mounting plate 1 is provided with a containing groove, the left side and the right side opposite to the containing groove are both provided with T-shaped sliding grooves 12, T-shaped sliding blocks 5 are respectively connected in the two T-shaped sliding grooves 12 in a sliding manner, two cross bars 6 are arranged in the containing groove, the opposite ends of the two cross bars 6 are fixedly connected with a same rolling bearing 8 together, the end of the cross bar 6 far away from the rolling bearing 8 is fixedly connected with one side of the T-shaped sliding block 5, the inner ring of the rolling bearing 8 is fixedly connected with a supporting rod 7, the upper end of the supporting rod 7 is connected with the center of the lower end of the back plate 2 through a fixing mechanism, the lower end of the supporting rod, stop gear is including seting up in the mounting groove of bracing piece 7 lower extreme, be equipped with spacing pearl 16 in the mounting groove, the notch department fixedly connected with spacing ring 18 of mounting groove, spacing 18 is passed and is extended to the spacing inslot to one side of spacing pearl 16, be equipped with second spring 17 in the mounting groove, one side fixed connection of notch is kept away from with the mounting groove to the one end of second spring 17, the other end of second spring 17 is connected with one side contact of spacing pearl 16, behind spacing pearl 16 and the spacing groove joint, need externally exert certain pressure and just to make the shrink of second spring 17, therefore during normal operation tester body 3, bracing piece 7 is difficult for sliding.

The fixing mechanism comprises a right-angle notch arranged at the upper end of the supporting rod 7, a connecting rod 15 is connected in the right-angle notch in a rotating manner through a rotating shaft, the right-angle notch can limit the swinging direction of the connecting rod 15, a cylindrical groove is formed in the lower end of the back plate 2, the upper end of the connecting rod 15 extends into the cylindrical groove and is fixedly connected with one side, away from the groove opening, of the cylindrical groove, a first spring 13 and a sleeve 9 are sleeved on the rod wall of the connecting rod 15 in a sliding manner, the sleeve 9 is sleeved with the cylindrical groove in a sliding manner, one end of the first spring 13 is fixedly connected with one side, away from the groove opening, of the cylindrical groove, the other end of the first spring 13 is fixedly connected with the edge of an upper-end pipe orifice of the sleeve 9, a brake block 14 is fixedly connected to one side of the sleeve 9, an annular block 4 is, and then can support the junction of connecting rod 15 and bracing piece 7, the left and right sides of backplate 2 all through the hasp respectively with mounting panel 1 about both ends fastening connection, one side fixedly connected with pull rod 10 of mounting panel 1, pull rod 10 is convenient for mention the tester with the hand, mounting panel 1's upper end fixedly connected with baffle 11, the logical groove (as shown in fig. 3) that matches with bracing piece 7 upper end is seted up to one side of baffle 11, baffle 11 can carry out the shutoff to the opening of accomodating the groove upper end.

In the utility model, in the teaching process, the backboard 2 is directly moved by hand to make the connecting rod 15 drive the supporting rod 7 to bear force, the supporting rod 7 is stressed to rotate around the rolling bearing 8, meanwhile, the second spring 17 pushes the limiting bead 16 to be clamped with the limiting groove, the friction force to the supporting rod 7 is increased, so that the supporting rod 7 is not easy to shake, thereby being convenient for teachers to directly rotate the comprehensive tester to facilitate the study of students on the side surface, when the teaching is finished, the sleeve 9 is moved into the cylindrical groove by pulling the brake block 14 by hand, the first spring 13 is extruded to shrink when the sleeve 9 is moved, so that the sleeve 9 is separated from the supporting rod 7, after the separation, the backboard 2 is moved by hand to make the tester body 3 move into the accommodating groove, the backboard 2 is pushed to make the connecting rod 15 drive the supporting rod 7 to move, the supporting rod 7 moves to drive the rolling bearing 8 to move the cross rod 6, meanwhile, the supporting rod 7 moves to drive the limiting beads 16 to be in contact with the limiting grooves, so that the elastic force generated by contraction of the second spring 17 pushes the limiting beads 16 to be clamped with the limiting grooves, the back plate 2 after storage can be limited, and the computer network teaching comprehensive tester can be stored by tightly fastening the lock catches on the back plate 2.

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

1. A computer network teaching comprehensive tester comprises a tester body (3), a mounting plate (1) and a back plate (2), and is characterized in that the tester body (3) is fixedly connected with the front side of the back plate (2), a containing groove is formed in the upper end of the mounting plate (1), T-shaped sliding grooves (12) are formed in the left side and the right side of the containing groove, two T-shaped sliding blocks (5) are connected in the T-shaped sliding grooves (12) in a sliding manner, two cross rods (6) are arranged in the containing groove, one ends of the cross rods (6) opposite to each other are fixedly connected with a same rolling bearing (8) together, one end of each cross rod (6), far away from the rolling bearing (8), is fixedly connected with one side of the T-shaped sliding block (5), a supporting rod (7) is fixedly connected with the inner ring of the rolling bearing (8), the upper end of the supporting rod (7) is connected with the center of the lower end of, the lower end of the support rod (7) penetrates through the rolling bearing and is provided with a limiting mechanism, and a plurality of limiting grooves matched with the limiting mechanism are formed in the groove bottom of the accommodating groove.

2. The computer network teaching comprehensive tester as claimed in claim 1, wherein the fixing mechanism comprises a right-angle notch formed in the upper end of the support rod (7), a connecting rod (15) is rotatably connected in the right-angle notch through a rotating shaft, a cylindrical groove is formed in the lower end of the backboard (2), the upper end of the connecting rod (15) extends into the cylindrical groove and is fixedly connected with one side of the cylindrical groove far away from the notch, a first spring (13) and a sleeve (9) are slidably sleeved on the rod wall of the connecting rod (15), the sleeve (9) is slidably sleeved with the cylindrical groove, one end of the first spring (13) is fixedly connected with one side of the cylindrical groove far away from the notch, and the other end of the first spring (13) is fixedly connected with the opening edge of the upper end of the sleeve (9).

3. The computer network teaching comprehensive tester according to claim 1, wherein the limiting mechanism comprises a mounting groove arranged at the lower end of the support rod (7), a limiting ball (16) is arranged in the mounting groove, a limiting ring (18) is fixedly connected to a notch of the mounting groove, one side of the limiting ball (16) penetrates through the limiting ring (18) and extends into the limiting groove, a second spring (17) is arranged in the mounting groove, one end of the second spring (17) is fixedly connected with one side of the mounting groove, which is far away from the notch, and the other end of the second spring (17) is in contact connection with one side of the limiting ball (16).

4. The computer network teaching comprehensive tester according to claim 1, wherein the left and right sides of the back plate (2) are respectively and fixedly connected with the left and right ends of the mounting plate (1) through lock catches, and one side of the mounting plate (1) is fixedly connected with a pull rod (10).

5. The comprehensive tester for computer network teaching according to claim 1, wherein the upper end of the mounting plate (1) is fixedly connected with a baffle (11), and one side of the baffle (11) is provided with a through groove matched with the upper end of the support rod (7).

6. The computer network teaching comprehensive tester as claimed in claim 2, wherein a brake block (14) is fixedly connected to one side of the sleeve (9), and a ring block (4) is fixedly connected to the rod wall of the support rod (7).