CN209895566U

CN209895566U - Laser pen convenient to hold

Info

Publication number: CN209895566U
Application number: CN201920284926.6U
Authority: CN
Inventors: 孙立健
Original assignee: Shenzhen Grand Science And Technology Co Ltd
Current assignee: Shenzhen Grand Science And Technology Co Ltd
Priority date: 2019-03-06
Filing date: 2019-03-06
Publication date: 2020-01-03
Anticipated expiration: 2029-03-06

Abstract

The utility model discloses a laser pen convenient to hold, which comprises a pen body, a hanging belt, an unlocking button, a winding wheel, a clockwork spring, a guide plate, a positioning plate, a locking plate, a reset spring, a wire hole, a fixing hole and a perforation, wherein the wire hole is arranged at the bottom end of the pen body, the winding wheel is rotatably arranged in the tail end of the pen body, the clockwork spring is sleeved outside a rotating shaft of the winding wheel, the winding wheel is elastically connected with the pen body through the clockwork spring, the hanging belt is wound outside the winding wheel, the laser pen winds the hanging belt through the winding wheel elastically installed by the clockwork spring, the hanging belt is convenient to stretch and fix by matching the staggered adjustment of the positions of the fixing hole and the perforation, the device is hung on the neck when the teaching lesson is used, the taking of the device is convenient, the teaching operation is simplified, the device is prevented from falling down, meanwhile, the rubber layer is, not only increase the bradyseism effect of device, still the device is convenient for handheld the holding.

Description

Laser pen convenient to hold

Technical Field

The utility model relates to a laser product technical field specifically is a laser pen convenient to hold.

Background

The laser indicator, also known as a laser pen, a star pointer and the like, is a pen-shaped emitter which is designed by designing visible laser into a portable and easily-held laser module (light-emitting diode). Common laser indicators include red light (λ 650-660 nm,635nm), green light (λ 515-520nm,532nm), blue light (λ 445-450 nm), and blue-violet light (λ 405 nm).

Usually at report, teaching, tour guide personnel all can use the laser pen to project a light spot or the directional object of a light, nevertheless the teacher holds the teaching of laser pen needs handheld for a long time in the teaching, does not be convenient for when other demonstrations move and holds the laser pen and need place, but it is not very convenient to take and put, falls off easily moreover, leads to the device to be destroyed, for this, we provide a laser pen convenient to take.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laser pen convenient to hold to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a laser pen convenient to hold comprises a pen body, a hanging belt, an unlocking button, a winding wheel, a clockwork spring, a guide plate, a positioning plate, a locking plate, a reset spring, a wire hole, a fixing hole and a perforation, wherein the wire hole is formed in the bottom end of the pen body, the winding wheel is rotatably mounted in the pen body tail end, the clockwork spring is sleeved on the outer side of a rotating shaft of the winding wheel, the winding wheel is elastically connected with the pen body through the clockwork spring, the hanging belt is wound on the outer side of the winding wheel, the guide plate and the positioning plate are fixed in the pen body, the guide plate and the positioning plate are correspondingly provided with the perforation on the surface, the unlocking button is slidably inserted in the outer wall of the pen body, the end part of the unlocking button is located in the pen body and is fixed with the locking plate, the locking plate and the positioning plate are slidably connected through a sliding chute and a sliding rail, the hanging belt passes through the fixing hole, the perforation and the thread hole.

Preferably, the rubber layer is wrapped on the outer side of the pen body in a matching mode, and the rubber layer is bonded with the pen body in a matching mode.

Preferably, the outer side of the rubber layer is corrugated.

Preferably, the end part of the hanging belt is fixed with a block, and the diameter of the block is larger than that of the line hole.

Preferably, the inner sides of the line hole, the fixing hole and the perforation are smoothly polished.

Preferably, the shell of the pen body is made of hard plastics.

Preferably, the hanging belt is made of an elastic leather rope.

Preferably, the corners of the pen body are provided with chamfers, and the chamfers are smooth.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses during the device uses, press the unlocking button and make the lockplate remove, the fixed orifices aligns with the perforation, the area is hung in the pulling, the elasticity of overcoming clockwork spring will hang the area and pull out, hang the length determination back in area, loosen the unlocking button, elasticity through reset spring makes the lockplate reset, the fixed orifices is crisscross with the perforation position, it is fixed to hang the area length by the extrusion, when packing up the area, press the unlocking button, elasticity through clockwork spring will hang the area rolling, this laser pen carries out the rolling through clockwork spring elastic mounting's rolling wheel pair sling, cooperation fixed orifices makes the sling be convenient for tensile and fixed with the perforated position is crisscross to be adjusted, hang the device on the neck when teaching class uses, convenience of taking of device, simplify teaching operation, avoid the device to fall.

2. The utility model discloses the cooperation parcel in the handwriting outside has the rubber layer, and the rubber layer outside is the corrugate, not only increases the bradyseism effect of device, still the device is convenient for handheld the assurance.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the winding structure of the hanging belt of the present invention;

fig. 3 is a schematic cross-sectional view of the fixing structure of the sling of the present invention.

In the figure: 1. a pen body; 2. a rubber layer; 3. hanging a belt; 4. blocking; 5. an unlocking button; 6. a winding wheel; 7. a clockwork spring; 8. a guide plate; 9. positioning a plate; 10. a locking plate; 11. a return spring; 12. a wire hole; 13. a fixing hole; 14. and (6) perforating.

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. 1-3, the present invention provides a technical solution: a laser pen convenient to hold comprises a pen body 1, a hanging belt 3, an unlocking button 5, a winding wheel 6, a clockwork spring 7, a guide plate 8, a positioning plate 9, a locking plate 10, a reset spring 11, a line hole 12, a fixing hole 13 and a through hole 14, wherein the bottom end of the pen body 1 is provided with the line hole 12, the winding wheel 6 is rotatably installed inside the tail end of the pen body 1, the clockwork spring 7 is sleeved outside a rotating shaft of the winding wheel 6, the winding wheel 6 is elastically connected with the pen body 1 through the clockwork spring 7, the hanging belt 3 is wound outside the winding wheel 6, the guide plate 8 and the positioning plate 9 are fixed inside the pen body 1, the through hole 14 is correspondingly formed in the surfaces of the guide plate 8 and the positioning plate 9, the unlocking button 5 is slidably inserted in the outer wall of the pen body 1, the end part of the unlocking button 5 is positioned inside the pen body 1 and is fixed with the locking plate 10, and the positioning, the surface of the locking plate 10 is provided with a fixing hole 13, the top of the locking plate 10 is elastically connected with the inner wall of the pen body 1 through a return spring 11, and the hanging strip 3 penetrates through the fixing hole 13, the through hole 14 and the line hole 12.

The pen body 1 outside cooperation parcel has rubber layer 2, and rubber layer 2 and the cooperation of pen body 1 bond, and rubber layer 2 soft texture increases the anti effect of falling of device.

The outer side of the rubber layer 2 is corrugated, so that the hand-held stability and comfort of the device are improved.

Hang 3 tip in area and be fixed with sprue 4, and sprue 4 diameter is greater than line hole 12 diameters, avoids hanging 3 tip in area and is rolled up, conveniently will hang and take 3 pulls out.

The inner sides of the thread hole 12, the fixing hole 13 and the through hole 14 are all subjected to smooth polishing treatment, so that the friction damage to the hanging belt 3 is reduced, and the service life is prolonged.

The shell of the pen body 1 is made of hard plastics, so that the pen is low in production cost, high in hardness and long in service life.

The hanging belt 3 is made of an elastic leather rope, and the elastic hanging belt 3 can stretch when being worn, so that the practicability is improved.

The corners of the pen body 1 are provided with chamfers, and the chamfers are smooth, so that the whole device is good in streamline, comfortable in hand feeling and high in attractiveness.

The working principle is as follows: when the device uses, press the unlocking button 5 and make lockplate 10 remove, fixed orifices 13 aligns with perforation 14, the pulling sling 3, overcome clockwork spring 7's elasticity and pull out sling 3, the length of sling 3 confirms the back, unclamp unlocking button 5, through reset spring 11's elasticity messenger lockplate 10 resets, fixed orifices 13 and perforation 14 position are crisscross, 3 length of sling are extruded fixedly, when packing up sling 3, press unlocking button 5, through clockwork spring 7's elasticity with 3 rolling of sling.

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.

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. The utility model provides a laser pen convenient to hold, includes handwriting (1), hangs area (3), unlock button (5), wind-up wheel (6), clockwork spring (7), deflector (8), locating plate (9), lockplate (10), reset spring (11), line hole (12), fixed orifices (13) and perforation (14), its characterized in that: the pencil body (1) bottom has been seted up line hole (12), pencil body (1) tail end inside rotates installs wind-up wheel (6), the pivot outside cover of wind-up wheel (6) is equipped with clockwork spring (7), and wind-up wheel (6) pass through clockwork spring (7) and pencil body (1) elastic connection, the winding has lacing tape (3) in the outside rolling of wind-up wheel (6), pencil body (1) inside is fixed with deflector (8) and locating plate (9), and deflector (8) and locating plate (9) surface correspondence have seted up perforation (14), pencil body (1) outer wall slides and alternates and has unlocked button (5), the end of unlocking button (5) is located pencil body (1) inside and is fixed with lockplate (10), and lockplate (10) and locating plate (9) pass through spout and slide rail sliding connection, fixed orifices (13) have been seted up on lockplate (10) surface, the top of the locking plate (10) is elastically connected with the inner wall of the pen body (1) through a return spring (11), and the hanging belt (3) penetrates through the fixing hole (13), the through hole (14) and the wire hole (12).

2. The laser pen convenient to hold as claimed in claim 1, wherein: the outer side of the pen body (1) is wrapped with the rubber layer (2) in a matching mode, and the rubber layer (2) is bonded with the pen body (1) in a matching mode.

3. The laser pen convenient to hold as claimed in claim 2, wherein: the outer side of the rubber layer (2) is corrugated.

4. The laser pen convenient to hold as claimed in claim 1, wherein: the end part of the hanging belt (3) is fixed with a blocking block (4), and the diameter of the blocking block (4) is larger than that of the wire hole (12).

5. The laser pen convenient to hold as claimed in claim 1, wherein: the inner sides of the line holes (12), the fixing holes (13) and the through holes (14) are all subjected to smooth grinding treatment.

6. The laser pen convenient to hold as claimed in claim 1, wherein: the shell of the pen body (1) is made of hard plastics.

7. The laser pen convenient to hold as claimed in claim 1, wherein: the hanging belt (3) is made of an elastic leather rope.

8. The laser pen convenient to hold as claimed in claim 1, wherein: the corners of the pen body (1) are provided with chamfers, and the chamfers are smooth.