CN206027763U - Computer network teaching comprehensive test instrument - Google Patents

Abstract

The utility model relates to a teaching comprehensive test instrument field specifically is a computer network teaching comprehensive test instrument, including base and operation article platform, the base is hollow structure, and limit chute has all been seted up to the inside both sides of base, the inside one end of base and the 2nd electric telescopic handle's one end fixed connection, and the 2nd electric telescopic handle's the other end is connected with the connecting axle, the other end and the supplementary articulated piece of bottom suspension dagger are connected, and supplementary articulated piece fixed mounting is in the inside bottom of base, can be to operation article highly carry out random regulation, so not only can be so that should test the student that the appearance satisfies different heights and used, but also can improve student's result of use, the efficiency of students' study is improved, enhancing teaching quality, but also can prevent the influence of dust to the experiment appearance, thereby prolong the life of this experiment appearance, furthermore, the apparatus has a novel structural design, which is simple and convenient, it is very humanized.

Description

A kind of computer network teaching comprehensive test instrument

Technical field

This utility model is related to comprehensive test instrument technical field of imparting knowledge to students, specially a kind of computer network teaching Comprehensive Experiment Instrument.

Background technology

With developing rapidly for modern education, need to be equipped with various testers in colleges and universities' electronic information specialty laboratory Device, such as circuit tester, D.C. regulated power supply, oscillograph, signal generator etc., and the instrument purchased mostly is single functional test or signal Generation instrument, the species of needs are more, and at present, most Electronic Experiment Teaching device is independent with electronic skill actual training device , and the height of these actual training devices or workbench is all fixed, is on the one hand possible to hinder classroom instruction sight line；It is another Student is when practical operation for aspect, can not accomplish that preferably experiment is known from experience, the real training item that can be carried out due to due to height Mesh is limited, and traditional experiment is all classmate round teacher, watches the demonstration of teacher, and then student oneself does experiment, but shows The time of some students and teacher is limited, and this allows for being, and the student for testing is very more, then drilling round viewing teacher The classmate for showing can not see that this just have impact on the observational learning of student and practical operation well.

Utility model content

The purpose of this utility model is to provide a kind of computer network teaching comprehensive test instrument, and this utility model has height The features such as suitability and life-span length.

For achieving the above object, this utility model provides following technical scheme：A kind of computer network teaching Comprehensive Experiment Instrument, including pedestal and operation sample platform, the pedestal is hollow structure, and the inside both sides of pedestal offer limit sliding chutes, base Inside one end of seat is fixedly connected with one end of the second electric expansion bar, and the other end of the second electric expansion bar is connected with connection Axle, the two ends of the connecting shaft are equipped with bearing group, and bearing group includes two bearings；

The lower end of the operation sample platform is provided with installing plate, and the two ends of installing plate are connected with one end of the first electric expansion bar Connect, the other end of the first electric expansion bar is connected with the inner bottom of pedestal, installing plate is provided with hinged block, and the one of hinged block Side is connected with one end of upper support column, and a bearing in the other end connection bearing group of the upper support column is fixedly connected, and Another bearing in bearing group is connected with one end of lower support column, and the other end of lower support column is connected with auxiliary hinge block, and Auxiliary hinge block is fixedly mounted on the inner bottom of pedestal；

The upper end both sides of the operation sample platform are equipped with side plate, and the upper end of side plate begins with sliding mouth, runs through in sliding mouth There is threaded rod, and the inner side of threaded rod is connected with the one end for hiding dirt cloth, the other end for hiding dirt cloth is connected with the upper end of riser, and perpendicular The both sides of plate are connected with side plate.

Preferably, second electric expansion bar is located at the inside of limit sliding chutes, and the inside other end of pedestal is provided with limit Position block.

Preferably, the limited block and the second electric expansion bar are located in same horizontal plane, and when upper support column is with During the perpendicular shape of support column, the surface of limited block is contacted with the surface of the second electric expansion bar.

Preferably, the two ends of the threaded rod are equipped with thread bush, and thread bush is located at the outside of side plate.

Compared with prior art, the beneficial effects of the utility model are：The computer network teaching comprehensive test instrument, passes through The upper support column of addition and lower support column, and again by the cooperating of connecting shaft, can enter for the height of operation sample platform The random regulation of row, not only can so cause the student that the experiment instrument meets different heights to be used, but also can carry The using effect of high student, improves the learning efficiency of students, improves the quality of teaching, and be also prevented from dust for experiment The impact of instrument, so as to extend the service life of the experiment instrument, novel in structural design is simple and convenient, very hommization.

Description of the drawings

Fig. 1 is this utility model structural representation；

Fig. 2 is the first electric expansion bar structural representation of the present utility model；

Fig. 3 is the connection diagram of upper support column of the present utility model and lower support column；

Fig. 4 is connecting axle structure schematic diagram of the present utility model；

Fig. 5 is threaded rod structural representation of the present utility model.

In figure：It is pedestal 1, operation sample platform 2, the first electric expansion bar 3, upper support column 4, connecting shaft 5, lower support column 6, spacing Chute 7, the second electric expansion bar 8, threaded rod 9, screening dirt cloth 10, limited block 11.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.

Fig. 1-5 are referred to, this utility model provides a kind of technical scheme：A kind of computer network teaching comprehensive test instrument, Including pedestal 1 and operation sample platform 2, the pedestal 1 is hollow structure, and the inside both sides of pedestal 1 offer limit sliding chutes 7, Inside one end of pedestal 1 is fixedly connected with one end of the second electric expansion bar 8, and the other end connection of the second electric expansion bar 8 There is a connecting shaft 5, the two ends of the connecting shaft 5 are equipped with bearing group, and bearing group includes two bearings, described second electronic stretches Contracting bar 8 is located at the inside of limit sliding chutes 7, and the inside other end of pedestal 1 is provided with limited block 11, and the limited block 11 is electric with second Dynamic expansion link 8 is located in same horizontal plane, and when upper support column 4 is with lower 6 perpendicular shape of support column, the surface of limited block 11 Contact with the surface of the second electric expansion bar 8.

The lower end of the operation sample platform 2 is provided with installing plate, and the one end of the two ends of installing plate with the first electric expansion bar 3 Connection, the other end of the first electric expansion bar 3 are connected with the inner bottom of pedestal 1, and installing plate is provided with hinged block, and hinged block Side be connected with one end of upper support column 4, a bearing in the other end of the upper support column 4 connection bearing group is fixed and is connected Connect, and another bearing in bearing group is connected with one end of lower support column 6, the other end and the auxiliary hinge block of lower support column 6 Connection, and auxiliary hinge block is fixedly mounted on the inner bottom of pedestal 1.

The upper end both sides of the operation sample platform 2 are equipped with side plate, and the upper end of side plate begins with sliding mouth, runs through in sliding mouth There is threaded rod 9, and the inner side of threaded rod 9 is connected with the one end for hiding dirt cloth 10, the upper end of the other end and riser that hide dirt cloth 10 connects Connect, and the both sides of riser are connected with side plate, the two ends of the threaded rod 9 are equipped with thread bush, and thread bush is located at side plate Outside.

Operation principle：When using, student station, can be by adjusting the second electric expansion before this experiment instrument The length adjustment of bar 8 operates the height of sample platform 2, can be, when the second 8 length of electric expansion bar is adjusted, controlling first Electric expansion bar 3 is operated, and by the cooperation of both sides, not only can cause the more quick of regulation, but also can strengthen The safety of regulation, by hiding dirt cloth 10, can prevent dust when not using from entering into the inside of operation sample platform 2, tool There is very strong practicality.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, Be appreciated that can to carry out these embodiments without departing from the principles and spirit of the present invention various changes, modification, Replace and modification, the scope of the present invention be defined by the appended.

Claims (4)

1. a kind of computer network teaching comprehensive test instrument, including pedestal（1）With operation sample platform（2）, it is characterised in that：The base Seat（1）For hollow structure, and pedestal（1）Inside both sides offer limit sliding chutes（7）, pedestal（1）Inside one end and the Two electric expansion bars（8）One end be fixedly connected, and the second electric expansion bar（8）The other end be connected with connecting shaft（5）, it is described Connecting shaft（5）Two ends be equipped with bearing group, and bearing group includes two bearings；

The operation sample platform（2）Lower end be provided with installing plate, and the two ends of installing plate with the first electric expansion bar（3）One end Connection, the first electric expansion bar（3）The other end and pedestal（1）Inner bottom connection, installing plate is provided with hinged block, and cuts with scissors Connect side and the upper support column of block（4）One end connection, the upper support column（4）The other end connection bearing group in an axle Hold and be fixedly connected, and another bearing in bearing group and lower support column（6）One end connection, lower support column（6）The other end It is connected with auxiliary hinge block, and auxiliary hinge block is fixedly mounted on pedestal（1）Inner bottom；

The operation sample platform（2）Upper end both sides be equipped with side plate, and the upper end of side plate begins with sliding mouth, through having in sliding mouth Threaded rod（9）, and threaded rod（9）Inner side with hide dirt cloth（10）One end connection, hide dirt cloth（10）The other end and riser Upper end connects, and the both sides of riser are connected with side plate.

2. a kind of computer network teaching comprehensive test instrument according to claim 1, it is characterised in that：Described second is electronic Expansion link（8）Positioned at limit sliding chutes（7）Inside, and pedestal（1）The inside other end be provided with limited block（11）.

3. a kind of computer network teaching comprehensive test instrument according to claim 1 and 2, it is characterised in that：It is described spacing Block（11）With the second electric expansion bar（8）In same horizontal plane, and work as upper support column（4）With lower support column（6）In vertical During straight shape, limited block（11）Surface and the second electric expansion bar（8）Surface contact.

4. a kind of computer network teaching comprehensive test instrument according to claim 1, it is characterised in that：The threaded rod （9）Two ends be equipped with thread bush, and thread bush is located at the outside of side plate.