CN219676753U

CN219676753U - Teaching laser pen

Info

Publication number: CN219676753U
Application number: CN202320458684.4U
Authority: CN
Inventors: 陈斌蓉
Original assignee: HUNAN RAILWAY PROFESSIONAL TECHNOLOGY COLLEGE
Current assignee: HUNAN RAILWAY PROFESSIONAL TECHNOLOGY COLLEGE
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-09-12
Anticipated expiration: 2033-03-13

Abstract

The utility model discloses a teaching laser pen, which belongs to the field of laser pens and comprises a shell and a pen cap, wherein a laser emitter is arranged at one end of the shell, a sealing cap is screwed at the other end of the shell, the laser emitter and the sealing cap are matched with the inner size of the pen cap, raised strips are uniformly arranged on the surface of the sealing cap, anti-skidding patterns are uniformly arranged on the outer surface of the shell, a boss is arranged on the upper surface of the shell, a mounting hole is formed in the upper surface of the shell, a key is slidably arranged above the inner side of the mounting hole, a pressing rod is arranged at the bottom of the key, the pressing rod penetrates through the lower surface of the mounting hole, the pen cap is pulled out and inserted into the sealing cap when the teaching laser pen is used, so that a laser generating opening is opened, meanwhile, a limiting plate can not limit the key, the device can work normally, otherwise, the pen cap protects the laser emitter, and the internal mechanism can limit the key so that the key can not move downwards.

Description

Teaching laser pen

Technical Field

The utility model relates to the field of laser pens, in particular to a teaching laser pen.

Background

In order to better show teaching content to the student in education and teaching process, the area of show board is all great, and the teacher can't pass through the accurate instruction content of finger, consequently, can adopt the laser pen, form the point of instructing on the show board, satisfy the effect of long-range instruction, current laser pen is provided with the battery inside, and be provided with the button on the casing surface, when the user pushes down the button, battery and laser emitter switch on, outage when unclamping, in order to protect laser emission mouth, often can set up corresponding pen cap, pull out the pen cap when using, but in-service use, the phenomenon that the pen cap often takes place to lose, and the pen cap is when sealed to laser emission mouth, even also unable observation laser to button maloperation, result in the no trouble electricity.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a teaching laser pen which can realize the protection of a laser emitting port, limit keys when not in use and prevent waste caused by incapability of operation.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a teaching laser pen, includes casing and pen cap, laser emitter is installed to casing one end, just the casing other end has closed the sealed cap soon, laser emitter and sealed cap all with pen cap internal dimension looks adaptation, sealed cap surface evenly is provided with the sand grip, the casing surface evenly is provided with the anti-skidding line, the casing upper surface is provided with the boss, the mounting hole has been seted up to the casing upper surface, the inboard top slidable mounting of mounting hole has the button, the button bottom is provided with the depression bar, the depression bar runs through the mounting hole lower surface, the inside below slidable mounting slide bar of boss, slide bar one end is provided with the limiting plate, the lateral storage hole has been seted up to one side that the mounting hole deviates from the sealed cap, the limiting plate is arranged in the storage hole inboard, the one end that the slide bar deviates from the limiting plate runs through casing tip surface.

Further, the limiting plate penetrates through the inner wall of the mounting hole, the limiting plate is arranged below the key, a spring A is sleeved on the surface of the pressing rod, the spring A is arranged inside the mounting hole, and the top of the spring A is in contact with the lower surface of the key.

Further, a spring B is arranged in the storage hole, and one end of the spring B is in contact with the surface of the limiting plate.

Further, the sealing plate is installed on the upper surface of the boss through the bolt, the sealing plate is flush with the upper surface of the boss, the key penetrates through the sealing plate, and the sealing plate seals the upper ends of the storage hole and the mounting hole.

Further, the input end of the laser transmitter is transversely provided with a circuit connection board A, a battery is arranged in the shell, and the battery is arranged between the laser transmitter and the sealing cap.

Further, one end of the battery, which is close to the laser transmitter, is provided with a circuit connection board B, the circuit connection board B is arranged on the upper side of the circuit connection board A, the circuit connection board B is parallel to the circuit connection board A, and the bottom of the compression bar is contacted with the upper surface of the circuit connection board B.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that: the utility model provides a teaching laser pen, wherein a pen cap is pulled out and inserted into a sealing cap when the teaching laser pen is used, so that a laser generating port is opened, meanwhile, the pen cap controls an internal mechanism, a limiting plate can not limit a key, equipment can work normally, otherwise, when the teaching laser pen is not used, the pen cap protects a laser emitter, the internal mechanism can limit the key, the key can not move downwards, thereby preventing waste caused by misoperation, and meanwhile, the pen cap still needs to work when the teaching laser pen is used, so that a user can be reminded, and the pen cap is prevented from being lost

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic longitudinal cross-sectional elevation view of the present utility model;

FIG. 3 is an enlarged schematic view of the area A of FIG. 2 according to the present utility model;

FIG. 4 is a schematic view of a slide bar and a retainer plate structure according to the present utility model.

The reference numerals in the figures illustrate:

1. a housing; 2. a laser emitter; 21. a circuit connection board A; 3. a battery; 31. a circuit connection board B; 4. a sealing cap; 41. a convex strip; 5. a cap; 6. anti-skid lines; 7. a boss; 8. a mounting hole; 9. a receiving hole; 10. a compression bar; 11. a key; 12. a spring A; 13. a slide bar; 14. a limiting plate; 15. a spring B; 16. and (5) sealing the plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Example 1:

please refer to fig. 1 and 2, a teaching laser pen, including casing 1 and pen cap 5, laser emitter 2 is installed to casing 1 one end, laser emitter 2 is relative to dismantling with casing 1, the casing 1 other end has screwed sealed cap 4, sealed cap 4 size is less than casing 1, laser emitter 2 and sealed cap 4 all with the inside size looks adaptation of pen cap 5, pen cap 5 cooperates with sealed cap 4 when not using, cooperate with laser emitter 2 when not using, sealed cap 4 surface evenly is provided with sand grip 41, increase frictional force between sealed cap 4 and the pen cap 5, casing 1 surface evenly is provided with anti-skidding line 6, casing 1 upper surface is provided with boss 7, in order to increase inside movable space, be convenient for look for button 11 when using simultaneously.

As shown in fig. 2-4, the upper surface of the housing 1 is provided with a mounting hole 8, a key 11 is slidably mounted above the inner side of the mounting hole 8, the bottom of the key 11 is provided with a pressing rod 10, the pressing rod 10 and the key 11 are fixedly arranged, the pressing rod 10 penetrates through the lower surface of the mounting hole 8, the pressing rod 10 is perpendicular to the axis of the housing 1, a sliding rod 13 is slidably mounted below the inner part of the boss 7, the sliding rod 13 is parallel to the axis of the housing 1, one end of the sliding rod 13 is provided with a limiting plate 14, the sliding rod 13 is misplaced with the pressing rod 10, but the limiting plate 14 corresponds to the pressing rod 10 in position, one side of the mounting hole 8, which is far away from the sealing cap 4, is transversely provided with a storage hole 9, the limiting plate 14 is placed inside the storage hole 9, during use, the limiting plate 14 can be completely retracted into the storage hole 9, one end of the sliding rod 13, which is far away from the limiting plate 14, penetrates through the end surface of the housing 1, and is convenient to extrude through the external sliding rod 13.

Wherein, limiting plate 14 runs through the mounting hole 8 inner wall, limiting plate 14 is arranged in button 11 below, and depression bar 10 surface cover is equipped with spring A12, and inside mounting hole 8 was arranged in to spring A12, and spring A12 top and button 11 lower surface contact, accomodate the inside spring B15 that is provided with of hole 9, spring B15 one end and limiting plate 14 surface contact, because the existence of spring B15 is arranged in button 11 below under the condition that does not receive any external force in limiting plate 14 tip to support button 11, prevent whereabouts.

Referring to fig. 1 and 3, a sealing plate 16 is mounted on the upper surface of the boss 7 by bolts, the sealing plate 16 is flush with the upper surface of the boss 7, the key 11 penetrates the sealing plate 16, and the sealing plate 16 seals the upper ends of the storage hole 9 and the mounting hole 8, so that the internal mechanism is overhauled and maintained.

Referring to fig. 3, an input end of a laser transmitter 2 is transversely provided with a circuit connection board a21, a battery 3 is arranged in a housing 1, the battery 3 is arranged between the laser transmitter 2 and a sealing cap 4, one end of the battery 3, which is close to the laser transmitter 2, is provided with a circuit connection board B31, the circuit connection board B31 is arranged on the upper side of the circuit connection board a21, the circuit connection board B31 is parallel to the circuit connection board a21, the bottom of a pressing rod 10 is contacted with the upper surface of the circuit connection board B31, and the circuit connection board a21 and the circuit connection board B31 are contacted through downward movement of the pressing rod 10 so as to realize power on, and meanwhile, the circuit connection board a21 and the circuit connection board B31 have elasticity.

When in use: the pen cap 5 can cooperate with the laser emitter 2, can protect the laser emitter 2 when not using, also can cooperate with the sealing cap 4 simultaneously, make laser emitter 2 output not hindered, the friction of sealing cap 4 and pen cap 5 can be increased to the sand grip 41, because the existence of spring B15 makes slide bar 13 and limiting plate 14 receive thrust to the right all the time, the existence of having had spring A12 to make button 11 and depression bar 10 place the top of stroke all the time in the same way, circuit connection board B31 and circuit connection board A21 can find elastic deformation, circuit connection board A21 and circuit connection board B31 separation when not atress, depression bar 10 bottom is contacted with circuit connection board B31 all the time, pen cap 5 cooperates with laser emitter 2 when not using, limiting plate 14 moves to mounting hole 8 inboard, can spacing button 11, make button 11 unable removal, with pen cap 5 and sealing cap 4 cooperation at this moment, can extrude slide bar 13 tip when the cooperation, then drive limiting plate 14 to accomodate hole 9 inside removal, spring B15 holds the power, button bottom obstruction 11 can not receive circuit connection board B31 to press down, circuit connection board B31 can not receive the power on, realize that circuit connection board B31 is pressed down, and then realize the cooperation of circuit connection board B31.

The above is only a preferred embodiment of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a teaching laser pen, includes casing (1) and pen cap (5), laser emitter (2) are installed to casing (1) one end, just casing (1) other end has closed sealed cap (4), its characterized in that soon: laser emitter (2) and sealed cap (4) all with pen cap (5) inside size looks adaptation, sealed cap (4) surface evenly is provided with sand grip (41), casing (1) surface evenly is provided with anti-skidding line (6), casing (1) upper surface is provided with boss (7), mounting hole (8) have been seted up to casing (1) upper surface, mounting hole (8) inboard top slidable mounting has button (11), button (11) bottom is provided with depression bar (10), depression bar (10) run through mounting hole (8) lower surface, inside below slidable mounting slide bar (13) of boss (7), slide bar (13) one end is provided with limiting plate (14), one side that the mounting hole (8) deviates from sealed cap (4) transversely has been seted up and has been accomodate hole (9), limiting plate (14) are arranged in and accomodate hole (9) inboard, the one end that slide bar (13) deviate from limiting plate (14) runs through casing (1) tip surface.

2. The teaching laser pen of claim 1, wherein: the limiting plate (14) penetrates through the inner wall of the mounting hole (8), the limiting plate (14) is arranged below the key (11), a spring A (12) is sleeved on the surface of the pressure rod (10), the spring A (12) is arranged inside the mounting hole (8), and the top of the spring A (12) is in contact with the lower surface of the key (11).

3. A teaching laser pen according to claim 2, characterized in that: a spring B (15) is arranged in the storage hole (9), and one end of the spring B (15) is in contact with the surface of the limiting plate (14).

4. A teaching laser pen according to claim 3 and characterized in that: the sealing plate (16) is mounted on the upper surface of the boss (7) through bolts, the sealing plate (16) is flush with the upper surface of the boss (7), the key (11) penetrates through the sealing plate (16), and the sealing plate (16) seals the upper ends of the storage hole (9) and the mounting hole (8).

5. The teaching laser pen of claim 4, wherein: the laser transmitter (2) input transversely is provided with circuit connection board A (21), casing (1) inside is provided with battery (3), battery (3) are arranged in between laser transmitter (2) and sealing cap (4).

6. The teaching laser pen of claim 5, wherein: one end of the battery (3) close to the laser transmitter (2) is provided with a circuit connection board B (31), the circuit connection board B (31) is arranged on the upper side of the circuit connection board A (21), the circuit connection board B (31) is parallel to the circuit connection board A (21), and the bottom of the pressure rod (10) is in contact with the upper surface of the circuit connection board B (31).