CN213365906U

CN213365906U - Teaching is with control converter

Info

Publication number: CN213365906U
Application number: CN202022298244.6U
Authority: CN
Inventors: 孙海龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-06-04
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a teaching is with control power converter, include: the utility model provides a teaching is with control power converter, includes the power converter, the operation switch is installed in the place ahead of power converter, the pilot lamp is installed to one side of operation switch, one side of power converter is provided with the louvre, radiator fan is installed in the place ahead of louvre, the warning light is installed to the top of power converter, the place ahead of warning light is provided with the phonate hole, the place ahead of power converter is provided with the spout, the inside plug that is provided with of spout connects, the top that the plug connects is provided with buckle control button, spout internal connection has removable plug, the utility model discloses in, through the effect of make full use of louvre and fan, reach the efficient heat dissipation, increased the life of control power converter, in addition through the work of warning light and loudspeaker, let the user in time obtain machine fault.

Description

Teaching is with control converter

Technical Field

The utility model relates to a transformer field especially relates to a teaching is with controlling transformer.

Background

In work and life, especially in school classrooms, people often need to use the power converter to adapt to various electronic equipment for power supply during teaching.

In the prior art, the transformer is easy to overheat when in work, and the machine is not protected, so that the types of electric jacks can not be guaranteed to be compatible and can not be replaced when in use.

There are the following problems:

the heat dissipation effect of the control power converter on the market is poor, measures for protecting the control power converter are not taken, certain potential safety hazards exist, and the types of the plugs are not compatible.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a teaching control transformer.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a control transformer for teaching comprises a transformer, wherein an operation switch is installed in front of the transformer, an indicator lamp is installed on one side of the operation switch, heat dissipation holes are formed in one side of the transformer, a heat dissipation fan is installed in front of the heat dissipation holes, an alarm lamp is installed above the transformer, a sound outlet hole is formed in front of the alarm lamp, a sliding groove is formed in front of the transformer, a plug connector is arranged inside the sliding groove, a buckle control button is arranged above the plug connector, a replaceable plug is connected inside the sliding groove, a fixing buckle is arranged above the replaceable plug, a jack is arranged in front of the replaceable plug, sliding inserts are arranged on two sides of the replaceable plug, a plug interface is arranged behind the replaceable plug, a circuit breaker is arranged inside the alarm lamp, and a tripper coil is connected below the circuit breaker, one side of release coil is connected with the electronic component circuit board, electronic component circuit board top is connected with current transformer, current transformer's top is provided with detection resistance, loudspeaker are installed to one side of warning light, the battery is installed to the below of loudspeaker, buckle control button's inside is provided with the spring, the below of spring is connected with the pulling force lever, the below of pulling force lever is provided with the support column, the pulling force lever below is connected with fixing bolt.

As a further description of the above technical solution:

the radiating holes are arranged on the surface of the power converter, the number of the radiating holes is four, and the radiating holes are in a horizontal array.

As a further description of the above technical solution:

the warning light is installed on the surface of the power converter, a protective lampshade is fixedly connected to the outside of the warning light, and the warning light and the loudspeaker are connected in series on one circuit.

As a further description of the above technical solution:

the loudspeaker needs to penetrate through the sound outlet hole when making sound, and the sound outlet hole is arranged on the surface of the power converter. The horn and warning light need to operate from the battery.

As a further description of the above technical solution:

the current transformer needs to be detected through a detection resistor, the tripper coils are connected with the circuit breaker to work, the number of the tripper coils is two, and the tripper coils are connected with the electronic component circuit board.

As a further description of the above technical solution:

the spout is the rectangle, six spout are a set of, the size of spout slightly is greater than the cunning and inserts.

As a further description of the above technical solution:

six sliding plugs are arranged on two sides of the replaceable plug, the replaceable plug is detachable, and the replaceable plug is composed of a plug interface and a jack.

As a further description of the above technical solution:

the number of the buckle control buttons is two, and one side of the tension lever close to the buckle control buttons is lower than the other side of the tension lever.

As a further description of the above technical solution:

the spring is total two, the spring lantern ring is connected in the one end of pulling force lever, the pulling force lever is kept away from the downside of the spring other end and is connected with fixing bolt.

The utility model discloses following beneficial effect has: through the effect of make full use of louvre and fan, reach the efficient heat dissipation, the life of control converter has been increased, simultaneously can effectively perceive the adverse reaction of machine under the work of electronic parts group, greatly increased the security of machine, and through the work of warning light and loudspeaker, let the user in time obtain the information of machine trouble, guarantee personal safety, organize cooperation buckle control button through removable plug, thereby bring more selections for the socket, guarantee control converter's application scope.

Drawings

Fig. 1 is a front view of a control transformer for teaching provided by the utility model;

FIG. 2 is a schematic diagram of an alarm system for controlling a power converter for teaching according to the present invention;

fig. 3 is a schematic view of a fixing buckle of the control transformer for teaching according to the present invention;

fig. 4 is the utility model provides a teaching is with removable part kind picture of control converter.

Illustration of the drawings:

1. a power converter; 2. an operation switch; 3. an indicator light; 4. heat dissipation holes; 5. a heat radiation fan; 6. an alarm light; 7. a sound outlet; 8. a chute; 9. a plug connector; 10. a buckle control button; 11. the plug can be replaced; 12. a fixing buckle; 13. a jack; 14. sliding insertion; 15. a plug interface; 16. a circuit breaker; 17. a trip coil; 18. detecting a resistance; 19. a current transformer; 20. an electronic component circuit board; 21. a horn; 22. a battery; 23. a spring; 24. a tension lever; 25. a support pillar; 26. and fixing the bolt.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a control transformer for teaching comprises a transformer 1, an operation switch 2 is installed in front of the transformer 1, an indicator lamp 3 is installed on one side of the operation switch 2, a heat dissipation hole 4 is arranged on one side of the transformer 1, a heat dissipation fan 5 is installed in front of the heat dissipation hole 4, an alarm lamp 6 is installed above the transformer 1, a sound outlet 7 is arranged in front of the alarm lamp 6, a sliding chute 8 is arranged in front of the transformer 1, a plug connector 9 is arranged inside the sliding chute 8, a buckle control button 10 is arranged above the plug connector 9, a replaceable plug 11 is connected inside the sliding chute 8, a fixing buckle 12 is arranged above the replaceable plug 11, a jack 13 is arranged in front of the replaceable plug 11, sliding plugs 14 are arranged on two sides of the replaceable plug 11, a plug interface 15 is arranged behind the replaceable plug 11, a breaker 16 is arranged inside the alarm lamp 6, and a release coil 17 is connected below the breaker 16, one side of release coil 17 is connected with electronic component circuit board 20, electronic component circuit board 20 top is connected with current transformer 19, current transformer 19's top is provided with detecting resistor 18, loudspeaker 21 is installed to one side of warning light 6, battery 22 is installed to loudspeaker 21's below, the inside of buckle control button 10 is provided with spring 23, the below of spring 23 is connected with pulling force lever 24, pulling force lever 24's below is provided with support column 25, pulling force lever 24 below is connected with fixing bolt 26.

The heat dissipation holes 4 are arranged on the surface of the power converter 1, the number of the heat dissipation holes 4 is four, and the heat dissipation holes 4 are horizontally arrayed, so that the heat dissipation effect of the whole machine is exerted to the maximum; the alarm lamp 6 is arranged on the surface of the power converter 1, the protective lampshade is fixedly connected to the outer part of the alarm lamp 6, the alarm lamp 6 and the loudspeaker 21 are connected in series on a circuit, and the alarm lamp 6 is enabled to be turned on to indicate a user when the machine has a problem; the loudspeaker 21 needs to emit sound through the sound outlet 7, and the sound outlet 7 is arranged on the surface of the power converter 1; the horn 21 and the warning lamp 6 need to be operated by the power supply of the battery 22, and the horn 21 can prompt the user that the machine is mainly in a problem; the current transformer 19 needs to be detected through the detection resistor 18, the tripper coils 17 are connected with the circuit breaker 16 to work, the tripper coils 17 are two in total, the tripper coils 17 are connected with the electronic component circuit board 20 in common, the change of current is sensed through the operation of electronic devices, and if a problem occurs, the circuit breaking operation can be realized in time; the sliding grooves 8 are rectangular, six sliding grooves 8 are in one group, the size of each sliding groove 8 is slightly larger than that of the sliding plug 14, and the whole socket replacing operation can be realized; the two sides of the replaceable plug 11 are provided with six sliding plugs 14, the replaceable plug 11 is detachable, the replaceable plug 11 is composed of a plug connector and a jack 13, and the plug connector is a plug body and can achieve the effect of replacement; the buckle control button 10 has two, one side of the tension lever 24 close to the buckle control button 10 is lower than the other side, the springs 23 have two, the lantern ring of the spring 23 is connected to one end of the tension lever 24, and the lower side of the tension lever 24 far away from the other end of the spring 23 is connected with the fixing bolt 26 to realize plug replacement and fixation and operate the work of the fixing part.

The working principle is as follows: when current passes through the machine body, the current passes through the detection resistor 18 and the current transformer 19, if the current difference reaches a set action value at the moment, the current difference is identified by the current transformer 19, meanwhile, the electronic component circuit board 20 gives an order to the tripper coil 17, the circuit breaker 16 works, and the battery 22 is used for starting the alarm lamp 6 and the loudspeaker 21 while the power supply is disconnected, so that a user is reminded of machine faults; the user presses buckle control button 10 with the hand, and the one end decline other end that fixing bolt 26 was kept away from to the pulling force lever 24 of buckle control button 10 below this moment rises, and the pulling force lever 24 of the one end that rises drives fixing bolt 26 and rises together, realizes the condition of changing the plug, releases buckle control button 10 after the change is ended, and spring 23 restores to the throne pulling force lever 24 this moment, and fixing bolt 26 restores to the throne simultaneously can realize fixing plug's effect.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a teaching is with control converter, includes converter (1), running switch (2) are installed to the place ahead of converter (1), pilot lamp (3), its characterized in that are installed to one side of running switch (2): one side of the power converter (1) is provided with a heat dissipation hole (4), a heat dissipation fan (5) is installed on the heat dissipation hole (4), an alarm lamp (6) is installed above the power converter (1), a sound outlet hole (7) is formed in the front of the alarm lamp (6), a sliding groove (8) is formed in the front of the power converter (1), a plug connector (9) is arranged inside the sliding groove (8), a buckle control button (10) is arranged above the plug connector (9), a replaceable plug (11) is connected inside the sliding groove (8), a fixing buckle (12) is arranged above the replaceable plug (11), a jack (13) is formed in the front of the replaceable plug (11), sliding inserts (14) are arranged on two sides of the replaceable plug (11), and a plug interface (15) is arranged behind the replaceable plug (11), a circuit breaker (16) is arranged in the alarm lamp (6), a release coil (17) is connected below the circuit breaker (16), one side of the tripper coil (17) is connected with an electronic component circuit board (20), a current transformer (19) is connected above the electronic component circuit board (20), a detection resistor (18) is arranged above the current transformer (19), a horn (21) is arranged on one side of the alarm lamp (6), a battery (22) is arranged below the horn (21), a spring (23) is arranged inside the buckle control button (10), the spring (23), the lower part of the spring (23) is connected with a tension lever (24), a support column (25) is arranged below the tension lever (24), and a fixing bolt (26) is connected below the tension lever (24).

2. The teaching control transformer according to claim 1, characterized in that: the heat dissipation holes (4) are arranged on the surface of the power converter (1), the number of the heat dissipation holes (4) is four, and the heat dissipation holes (4) are arranged in a horizontal array.

3. The teaching control transformer according to claim 1, characterized in that: the alarm lamp (6) is installed on the surface of the power converter (1), the protective lampshade is fixedly connected to the outer portion of the alarm lamp (6), and the alarm lamp (6) and the loudspeaker (21) are connected in series on one line.

4. The teaching control transformer according to claim 1, characterized in that: loudspeaker (21) sound needs to see through out sound hole (7), the surface at converter (1) is installed in sound hole (7), loudspeaker (21) and warning light (6) need be through the power supply work of battery (22).

5. The teaching control transformer according to claim 1, characterized in that: the current transformer (19) needs to be detected through a detection resistor (18), the tripper coils (17) are connected with the circuit breaker (16) to work, the number of the tripper coils (17) is two, and the tripper coils (17) are connected with the electronic component circuit board (20) together.

6. The teaching control transformer according to claim 1, characterized in that: the sliding groove (8) is rectangular, six sliding grooves (8) form a group, and the size of the sliding groove (8) is slightly larger than that of the sliding insert (14).

7. The teaching control transformer according to claim 1, characterized in that: six sliding plugs (14) are arranged on two sides of the replaceable plug (11), the replaceable plug (11) is detachable, and the replaceable plug (11) is composed of a plug interface (15) and a jack (13).

8. The teaching control transformer according to claim 1, characterized in that: the number of the buckle control buttons (10) is two, and one side of the tension lever (24) close to the buckle control buttons (10) is lower than the other side.

9. The teaching control transformer according to claim 1, characterized in that: the spring (23) is total two, the one end at pulling force lever (24) is connected to spring (23) lantern ring, pulling force lever (24) are kept away from the downside of spring (23) other end and are connected with fixing bolt (26).