CN209642918U - A kind of structure-improved of teaching head wheat - Google Patents

Abstract

The utility model discloses a kind of structure-improveds of teaching head wheat, including first support bar, protecting crust and mounting groove, the inner wall of the mounting groove is fixedly connected with top pillar, the outer surface of the top pillar is socketed with limit shell, the side of the limit shell is fixedly connected with fixing pipe, and the inner thread of the mounting groove is connected with buckle closure.The structure-improved of the teaching head wheat, pass through first support bar, clamping screw, connecting band, being equipped between second support bar and fixing clasp, when user uses this wheat, clamping screw can first be turned, adjust the spacing between first support bar and second support bar, to change the size of this wheat, it is used so as to be suitable for different users, when this wheat is clamped in head, it is not in that grip force is excessive, improve comfort level when user wears, and fixing clasp can be connected to user's ear base, increase forced area, it not only clamps stronger, and reduce the sense of discomfort that user wears.

Description

A kind of structure-improved of teaching head wheat

Technical field

The utility model relates to a wheat technical field of teaching, specially a kind of structure-improved of teaching head wheat.

Background technique

Lecturer is carrying out saying class hour at present, since classroom space is larger, makes classroom back to improve the quality of teaching Life is listened clearer, and lecturer generally requires to expand the sound of oneself using microphone, and the mode of existing microphone generally has Fixed placement is on lectern and is fixed on lecturer head.

The microphone on lectern is placed on due to not readily portable, lecturer is carrying out saying class hour, can be bothersome laborious, it influences to say Class efficiency, and the existing microphone for being fixed on lecturer head, are often directly clamped among lecturer head, cannot be adjusted, long When time wears, lecturer can be caused uncomfortable, and exist and clamp not strongly solid, disassembly trouble, bothersome laborious, volume size when maintenance It tends not to change, is not easy to be carried.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of structure-improved of teaching head wheat, solves above-mentioned The problem of being proposed in background technique.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of improvement of teaching head wheat Structure, including first support bar, one end of the first support bar are fixedly connected with protecting crust, and the side of the protecting crust opens up There is mounting groove, the inner wall of the mounting groove is fixedly connected with top pillar, and the outer surface of the top pillar is socketed with limit shell, the limit The side of shell is fixedly connected with fixing pipe, and the inner thread of the mounting groove is connected with buckle closure, opens in the middle part of the buckle closure side Equipped with through-hole.

Optionally, the fixing pipe is fixedly connected with connecting rod far from one end of limit shell, and the connecting rod is far from fixed One end of pipe is fixedly connected with microphone.

Optionally, the inner wall of the mounting groove is provided with internal screw thread, and the outer surface of the buckle closure is provided with external screw thread, and outer Screw thread is adapted with internal screw thread.

Optionally, the side of the first support bar offers sliding slot, and the internal activity of the sliding slot is connected with connecting band, One end of the connecting band is fixedly connected with second support bar.

Optionally, the second support bar is fixedly connected with fixing clasp, the fixing clasp far from one end of connecting band Shape be it is arc-shaped.

Optionally, the connecting band is fixedly connected by clamping screw with first support bar, and the side of the protecting crust is solid Surely it is connected with protective pad.

(3) beneficial effect

The utility model provides a kind of structure-improved of teaching head wheat, have it is following the utility model has the advantages that

1, the structure-improved of the teaching head wheat by first support bar, clamping screw, connecting band, second support bar and is consolidated Determine being equipped between snap ring, when user uses this wheat, can first turn clamping screw, adjusts first support bar and the Spacing between two support rods uses to change the size of this wheat so as to be suitable for different users, the clamping of this wheat Be not in that grip force is excessive at head, improve comfort level when user wears, and fixing clasp can be connected to user Ear base increases forced area, not only clamps sense of discomfort that is stronger, but also reducing user's wearing, and used Bi Hou is taken in connecting band inside first support bar, by the adjusting of clamping screw to change the space of occupying of a wheat, just In carrying and storage.

2, the structure-improved of the teaching head wheat passes through fixing pipe, buckle closure, protecting crust, connecting rod, top pillar, limit shell and words Being equipped between cylinder, user can change the position of microphone by rotation connection bar, when using user more Convenient, amplifying effect is more preferable, and protecting crust is convenient for disassembly and assembly, convenient for repairing to inner body.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the right optical axis geodesic structure schematic diagram of the utility model protecting crust；

Fig. 3 is the left view axis geodesic structure schematic diagram of the utility model protecting crust；

Fig. 4 is the axis geodesic structure schematic diagram of the utility model fixing clasp.

In figure: 1, first support bar；2, protecting crust；3, mounting groove；4, top pillar；5, shell is limited；6, fixing pipe；601, it connects Bar；7, buckle closure；8, through-hole；9, microphone；10, connecting band；11, second support bar；12, fixing clasp；13, clamping screw；14, prevent Protection pad.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

The utility model provides a kind of technical solution referring to FIG. 1 to FIG. 4: a kind of structure-improved of teaching head wheat, including First support bar 1, the side of first support bar 1 offer sliding slot, and the internal activity of sliding slot is connected with connecting band 10, and sliding slot is set It sets, connecting band 10 can be dropped and taken in inside sliding slot, consequently facilitating control connecting band 10 stretches out the length of sliding slot, change the first support The spacing of bar 1 and second support bar 11, one end of connecting band 10 are fixedly connected with second support bar 11, and second support bar 11 is separate One end of connecting band 10 is fixedly connected with fixing clasp 12, the shape of fixing clasp 12 be it is arc-shaped, connecting band 10 passes through locking Bolt 13 is fixedly connected with first support bar 1, and the side of protecting crust 2 is fixedly connected with protective pad 14, one end of first support bar 1 It is fixedly connected with protecting crust 2, the side of protecting crust 2 offers mounting groove 3, and the inner wall of mounting groove 3 is provided with internal screw thread, buckle closure 7 Outer surface be provided with external screw thread, and external screw thread is adapted with internal screw thread, with buckle closure 7 is to be threadedly coupled by protecting crust 2, is then made User more convenient can open buckle closure 7, save the time, improve efficiency, and the inner wall of mounting groove 3 is fixedly connected with top pillar 4, The outer surface of top pillar 4 is socketed with limit shell 5, and the side of limit shell 5 is fixedly connected with fixing pipe 6, passes through first support bar 1, lock Tight being equipped between bolt 13, connecting band 10, second support bar 11 and fixing clasp 12, when user uses this wheat When, clamping screw 13 can be first turned, the spacing between first support bar 1 and second support bar 11 is adjusted, to change this wheat Size uses so as to be suitable for different users, is not in that grip force is excessive, raising makes when this wheat is clamped in head Comfort level when user wears, and fixing clasp 12 can be connected to user's ear base, increase forced area, not only clamp It is stronger, and the sense of discomfort that user wears is reduced, and after use, it, will even by the adjusting of clamping screw 13 Tape splicing 10 is taken in inside first support bar 1, to change the space of occupying of a wheat, easy to carry and storage, fixing pipe 6 is far from limit One end of position shell 5 is fixedly connected with connecting rod 601, and connecting rod 601 is fixedly connected with microphone 9 far from one end of fixing pipe 6, installation The inner thread of slot 3 is connected with buckle closure 7, and buckle closure offers through-hole 8 in the middle part of 7 side, passes through fixing pipe 6, buckle closure 7, protecting crust 2, connecting rod 601, top pillar 4, limit shell 5 and microphone 9 between being equipped with, user can by rotation connection bar 601 come Change microphone position, more convenient when using user, amplifying effect is more preferable, and protecting crust 2 is convenient for disassembly and assembly, convenient for pair Inner body repairs.

A kind of optimal technical scheme as the utility model: the material of fixing clasp 12 is silica gel.

In conclusion the structure-improved of the teaching head wheat, in use, passing through first support bar 1, clamping screw 13, connection Locking can be first turned when user uses this wheat with being equipped between 10, second support bar 11 and fixing clasp 12 Bolt 13 adjusts the spacing between first support bar 1 and second support bar 11, to change the size of this wheat, so as to suitable It is used for different users, is not in that grip force is excessive when this wheat is clamped in head, improved comfortable when user wears Degree, and fixing clasp 12 can be connected to user's ear base, increase forced area, not only clamps stronger, but also drops The sense of discomfort that low user wears, and after use, by the adjusting of clamping screw 13, connecting band 10 is taken in first Inside strut 1, to change the space of occupying of a wheat, easy to carry and storage by fixing pipe 6, buckle closure 7, protecting crust 2, connects Being equipped between extension bar 601, top pillar 4, limit shell 5 and microphone 9, user can be changed by rotation connection bar 601 The position of microphone, more convenient when using user, amplifying effect is more preferable, and protecting crust 2 is convenient for disassembly and assembly, convenient for inside Part repairs.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of structure-improved of teaching head wheat, including first support bar (1), it is characterised in that: the first support bar (1) One end is fixedly connected with protecting crust (2), and the side of the protecting crust (2) offers mounting groove (3), the mounting groove (3) it is interior Wall is fixedly connected with top pillar (4), and the outer surface of the top pillar (4) is socketed with limit shell (5), and the side of limit shell (5) is solid Surely it is connected with fixing pipe (6), the inner thread of the mounting groove (3) is connected with buckle closure (7), the middle part of buckle closure (7) side Offer through-hole (8).

2. a kind of structure-improved of teaching head wheat according to claim 1, it is characterised in that: the fixing pipe (6) is separate One end of limit shell (5) is fixedly connected with connecting rod (601), and the one end of the connecting rod (601) far from fixing pipe (6) is fixed to be connected It is connected to microphone (9).

3. a kind of structure-improved of teaching head wheat according to claim 1, it is characterised in that: the mounting groove (3) it is interior Wall is provided with internal screw thread, and the outer surface of the buckle closure (7) is provided with external screw thread, and external screw thread is adapted with internal screw thread.

4. a kind of structure-improved of teaching head wheat according to claim 1, it is characterised in that: the first support bar (1) Side offer sliding slot, the internal activity of the sliding slot is connected with connecting band (10), and one end of the connecting band (10) is fixed It is connected with second support bar (11).

5. a kind of structure-improved of teaching head wheat according to claim 4, it is characterised in that: the second support bar (11) One end far from connecting band (10) is fixedly connected with fixing clasp (12), and the shape of the fixing clasp (12) is arc-shaped.

6. a kind of structure-improved of teaching head wheat according to claim 4, it is characterised in that: the connecting band (10) passes through Clamping screw (13) is fixedly connected with first support bar (1), and the side of the protecting crust (2) is fixedly connected with protective pad (14).