CN212568924U

CN212568924U - Novel voltmeter for physical teaching convenient to take

Info

Publication number: CN212568924U
Application number: CN202021186946.9U
Authority: CN
Inventors: 韩忠国; 谢玉红
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-02-19
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a novel voltmeter for physical teaching convenient to take and move, including the voltmeter body, voltmeter body bottom is equipped with a set of wiring hole, be equipped with the display screen on the voltmeter body, be equipped with adjust knob on the voltmeter body, adjust knob is located the display screen below, the voltmeter body back is equipped with accomodates the groove, it is equipped with movable supporting cover plate on the groove to accomodate, movable supporting cover plate and the articulated connection in groove of accomodating, movable supporting cover plate is last to be opened there is the spacing groove, accomodate the inslot and be equipped with the supporting connection board, the one end of supporting connection board and the articulated connection in groove of accomodating, be equipped with spiral containing mechanism on the voltmeter body. The beneficial effects of the utility model are that, conveniently carry out the rolling and accomodate the wire, receive line process simple and conveniently, improved and received line speed, the measuring pen can be placed and accomodate in accomodating the inslot, conveniently takes when using, conveniently carries, facilitates the use.

Description

Novel voltmeter for physical teaching convenient to take

Technical Field

The utility model relates to a voltmeter technical field specifically is a novel voltmeter for physical teaching convenient to take.

Background

Can use big voltmeter in physical teaching, need receive after the use and twine the wire, the process is comparatively complicated, can only simply fold, beats the festival easily and embraces the group, breaks easily, and it is inconvenient to receive the line process to reduced receipts line speed, inconvenient when taking, need receive the wire and twine and take on the voltmeter, it is very inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a novel voltmeter for physical teaching convenient to take moves has solved that the wire is received and twines the process complicacy, beats the festival easily and embraces the group, breaks easily, and it is inconvenient to receive the line process, and is inconvenient when taking, carries very inconvenient problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel voltmeter for physics convenient to take and move comprises a voltmeter body, wherein a group of wiring holes are formed in the bottom of the voltmeter body, a display screen is arranged on the voltmeter body, an adjusting knob is arranged on the voltmeter body and located below the display screen, a containing groove is formed in the back of the voltmeter body, a movable supporting cover plate is arranged on the containing groove and is hinged with the containing groove, a limiting groove is formed in the movable supporting cover plate, a supporting connecting plate is arranged in the containing groove, one end of the supporting connecting plate is hinged with the containing groove, the other end of the supporting connecting plate is movably connected with the limiting groove, and a winding containing mechanism is arranged on the voltmeter body;

the spiral receiving mechanism includes: the magnetic attraction plate comprises a group of opposite magnetic attraction plates, an accommodating box, a group of opposite permanent magnet blocks, a group of opposite rotating shafts, a wire spool, a coil spring, a lead and a through hole;

the utility model discloses a voltmeter body, including voltmeter body, holding box, wire reel, coil spring suit, coil spring, wire reel, the board is inhaled to a set of relative magnetism and is installed in voltmeter body bottom, it is located voltmeter body below to hold the box, a set of relative permanent magnetism iron piece is installed and is held the box top, a set of relative permanent magnetism iron piece and a set of relative magnetism inhale board magnetic connection, a set of relative axis of rotation is installed respectively and is held inside the box, a set of relative axis of rotation with hold the box and rotate and connect, the wire reel is installed at the axis of rotation top, wire reel and axis of rotation fixed connection, the coil spring suit is in the axis of rotation, the lower extreme and the axis of rotation fixed connection of coil spring, the top and.

Preferably, the group of opposite magnetic attraction plates are respectively positioned at two sides of the group of wiring holes, and the group of opposite permanent magnet blocks is opposite to the group of opposite magnetic attraction plates.

Preferably, the through holes are arranged in two groups, the number of each group of through holes is two, the two groups of through holes are respectively arranged on the upper side and the lower side of the accommodating box, and the positions of the through holes are opposite to the positions of the wiring holes.

Preferably, one end of the wire penetrates through the through hole at the upper end to be connected with the wiring hole, the other end of the wire penetrates through the through hole at the lower end, a measuring pen is arranged at the other end of the wire, and the measuring pen is movably connected with the accommodating groove.

Preferably, it has the multiunit locked groove to open on the wire reel, multiunit locked groove evenly distributed is on the wire reel, it is equipped with a set of relative retaining member on the box to hold, a set of relative retaining member distributes and is located and holds the box left and right sides, retaining member and locked groove swing joint.

Preferably, the back of the voltmeter body is provided with an arc-shaped groove, and the arc-shaped groove is connected with the accommodating groove.

Advantageous effects

The utility model provides a novel voltmeter for physical teaching convenient to take move possesses following beneficial effect, and this device carries out the rolling and accomodates the wire through spiral receiving mechanism, receives line process simple and convenient, has improved the take-up speed, and the measuring pen can be placed and accomodate the inslot, conveniently takes when using, conveniently carries, and the cooperation through activity support cover plate and supporting connection board can be adjusted the angle that the voltmeter body was placed, facilitates the use.

Drawings

Fig. 1 is the utility model relates to a novel voltmeter for physical teaching's schematic diagram convenient to take.

Fig. 2 is a rear view of the voltmeter body according to the present invention.

Fig. 3 is a side view of the voltmeter body according to the present invention.

Fig. 4 is a schematic view of the winding accommodating mechanism of the present invention.

Fig. 5 is a top view of the winding accommodating mechanism of the present invention.

In the figure: 1. a voltmeter body; 2. a wiring hole; 3. a display screen; 4. adjusting a knob; 5. a receiving groove; 6. a movable support cover plate; 7. a limiting groove; 8. supporting the connecting plate; 9. a magnetic attraction plate; 10. accommodating the box; 11. permanent magnet blocks; 12. a rotating shaft; 13. a wire spool; 14. a coil spring; 15. a wire; 16. a through hole; 17. a measuring pen; 18. locking the groove; 19. a locking member; 20. an arc-shaped groove.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a novel voltmeter for physical teaching convenient to take and move comprises a voltmeter body 1, wherein a group of wiring holes 2 are formed in the bottom of the voltmeter body 1, a display screen 3 is arranged on the voltmeter body 1, an adjusting knob 4 is arranged on the voltmeter body 1, the adjusting knob 4 is located below the display screen 3, an accommodating groove 5 is formed in the back of the voltmeter body 1, a movable supporting cover plate 6 is arranged on the accommodating groove 5, the movable supporting cover plate 6 is hinged with the accommodating groove 5, a limiting groove 7 is formed in the movable supporting cover plate 6, a supporting connecting plate 8 is arranged in the accommodating groove 5, one end of the supporting connecting plate 8 is hinged with the accommodating groove 5, the other end of the supporting connecting plate 8 is movably connected with the limiting groove 7, and a winding accommodating mechanism is arranged on the voltmeter body 1; the spiral receiving mechanism includes: a set of opposite magnetic attraction plates 9, a containing box 10, a set of opposite permanent magnet blocks 11, a set of opposite rotating shafts 12, a wire spool 13, a coil spring 14, a lead 15 and a through hole 16; the pair of opposite magnetic attraction plates 9 are arranged at the bottom of the voltmeter body 1, the accommodating box 10 is located below the voltmeter body 1, the pair of opposite permanent magnet blocks 11 are arranged at the top of the accommodating box 10, the pair of opposite permanent magnet blocks 11 are magnetically connected with the pair of opposite magnetic attraction plates 9, the pair of opposite rotating shafts 12 are respectively arranged inside the accommodating box 10, the pair of opposite rotating shafts 12 are rotatably connected with the accommodating box 10, the wire spool 13 is arranged at the top of the rotating shaft 12, the wire spool 13 is fixedly connected with the rotating shaft 12, the coil spring 14 is sleeved on the rotating shaft 12, the lower end of the coil spring 14 is fixedly connected with the rotating shaft 12, the top end of the coil spring 14 is fixedly connected with the wire spool 13, the lead 15 is wound on the wire spool 13, and the through hole 16 is formed in the accommodating box 10; the group of opposite magnetic attraction plates 9 are respectively positioned at two sides of the group of wiring holes 2, and the group of opposite permanent magnet blocks 11 and the group of opposite magnetic attraction plates 9 are opposite in position; two groups of through holes 16 are arranged, the number of each group of through holes 16 is two, the two groups of through holes 16 are respectively arranged at the upper side and the lower side of the accommodating box 10, and the positions of the through holes 16 are opposite to the positions of the wiring holes 2; one end of the lead 15 penetrates through the through hole 16 at the upper end to be connected with the wiring hole 2, the other end of the lead 15 penetrates through the through hole 16 at the lower end, the other end of the lead 15 is provided with a measuring pen 17, and the measuring pen 17 is movably connected with the accommodating groove 5; a plurality of groups of locking grooves 18 are formed in the wire winding disc 13, the plurality of groups of locking grooves 18 are uniformly distributed on the wire winding disc 13, a group of opposite locking pieces 19 are arranged on the accommodating box 10, the group of opposite locking pieces 19 are distributed on the left side and the right side of the accommodating box 10, and the locking pieces 19 are movably connected with the locking grooves 18; the back of the voltmeter body 1 is provided with an arc-shaped groove 20, and the arc-shaped groove 20 is connected with the accommodating groove 5.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

Example (b): when the device is used, a user places the containing box 10 below the voltmeter body 1, one end of the wire 15 is connected with the wiring hole 2, the group of opposite permanent magnet blocks 11 is magnetically connected with the group of opposite magnetic attraction plates 9, the containing box 10 is fixed below the voltmeter body 1, the user overturns the movable supporting cover plate 6, takes the measuring pen 17 out of the containing groove 5, overturns the supporting connecting plate 8, one end of the supporting connecting plate 8 is connected with the limiting groove 7 according to the angle required to be used, the angle of the voltmeter body 1 can be adjusted, the use is convenient, the user pulls the wire 15 through the measuring pen 17, the wire winding disc 13 and the rotating shaft 12 rotate, the coil spring 14 generates reverse rotating acting force on the wire winding disc 13, when the wire 15 is long enough, the user pushes the locking piece 19, the locking piece 19 moves to fix the wire winding disc 13 in the locking groove 18, and after the use is finished, the user takes retaining member 19 out, under the pulling force effect of wind spring 14, wire reel 13 and axis of rotation 12 rotate, twine wire 15 on wire reel 13 again, receive line process simple and conveniently, improved receipts line speed, conveniently accomodate, conveniently take when using, conveniently carry.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. A novel voltmeter for physical teaching convenient to take and move comprises a voltmeter body (1) and is characterized in that a group of wiring holes (2) are formed in the bottom of the voltmeter body (1), a display screen (3) is arranged on the voltmeter body (1), an adjusting knob (4) is arranged on the voltmeter body (1), the adjusting knob (4) is located below the display screen (3), a containing groove (5) is formed in the back of the voltmeter body (1), a movable supporting cover plate (6) is arranged on the containing groove (5), the movable supporting cover plate (6) is hinged with the containing groove (5), a limiting groove (7) is formed in the movable supporting cover plate (6), a supporting connecting plate (8) is arranged in the containing groove (5), one end of the supporting connecting plate (8) is hinged with the containing groove (5), the other end of the supporting connecting plate (8) is movably connected with the limiting groove (7), a winding storage mechanism is arranged on the voltmeter body (1);

the spiral receiving mechanism includes: the magnetic iron wire comprises a group of opposite magnetic attraction plates (9), an accommodating box (10), a group of opposite permanent magnet blocks (11), a group of opposite rotating shafts (12), a wire spool (13), a coil spring (14), a wire (15) and a through hole (16);

the utility model discloses a voltmeter with the magnetic attraction of a set of relative magnetism board (9) install in voltmeter body (1) bottom, hold box (10) and be located voltmeter body (1) below, a set of relative permanent-magnet iron piece (11) are installed at holding box (10) top, a set of relative permanent-magnet iron piece (11) and a set of relative magnetism board (9) magnetic force are connected, a set of relative axis of rotation (12) are installed respectively and are held inside box (10), a set of relative axis of rotation (12) and holding box (10) rotate and connect, wire reel (13) are installed at axis of rotation (12) top, wire reel (13) and axis of rotation (12) fixed connection, coil spring (14) suit is on axis of rotation (12), the lower extreme and axis of rotation (12) fixed connection of coil spring (14), the top and wire reel (13) fixed connection of coil spring (14), the lead (15) is wound on the wire spool (13), and the through hole (16) is formed in the accommodating box (10).

2. The novel physical teaching voltage meter convenient to carry is characterized in that the set of opposite magnetic attraction plates (9) are respectively positioned at two sides of the set of wiring holes (2), and the set of opposite permanent magnet blocks (11) and the set of opposite magnetic attraction plates (9) are oppositely positioned.

3. The novel physical teaching voltage meter convenient to carry and move as claimed in claim 1, wherein the number of the through holes (16) in each group is two, the two groups of through holes (16) are respectively arranged on the upper side and the lower side of the accommodating box (10), and the positions of the through holes (16) are opposite to the positions of the wiring holes (2).

4. The novel physical teaching voltage meter convenient to carry and move as claimed in claim 1, wherein one end of the wire (15) passes through the through hole (16) at the upper end to be connected with the wiring hole (2), the other end of the wire (15) passes through the through hole (16) at the lower end, the other end of the wire (15) is provided with a measuring pen (17), and the measuring pen (17) is movably connected with the accommodating groove (5).

5. The novel physical teaching voltage meter convenient to take and move is characterized in that a plurality of groups of locking grooves (18) are formed in the wire winding disc (13), the locking grooves (18) are uniformly distributed on the wire winding disc (13), a group of opposite locking pieces (19) are arranged on the accommodating box (10), the group of opposite locking pieces (19) are distributed on the left side and the right side of the accommodating box (10), and the locking pieces (19) are movably connected with the locking grooves (18).

6. The novel physical teaching voltmeter convenient to take and move according to claim 1, wherein an arc-shaped groove (20) is formed in the back surface of the voltmeter body (1), and the arc-shaped groove (20) is connected with the accommodating groove (5).