CN213458063U

CN213458063U - Laser module with sweep sign indicating number discernment locate function

Info

Publication number: CN213458063U
Application number: CN202023040502.7U
Authority: CN
Inventors: 闵家倩; 聂学平; 梁华生
Original assignee: Fengruicheng Technology Shenzhen Co ltd
Current assignee: Fengruicheng Technology Shenzhen Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-06-15
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a laser module with sweep sign indicating number discernment locate function, including the shell, install the lens subassembly in the shell, insert the light source portion who locates shell one end, the shell includes the tubular structure portion, this tubular structure portion has the logical chamber that runs through both ends, the wall that leads to the chamber is provided with the screw thread section that nearly leads to the chamber light-emitting window, this screw thread section connects a lens subassembly that has collimating lens soon, the lens subassembly has the section of exposing outside the tubular structure portion, the terminal surface that should expose the section has first laser via hole and should expose the section lid and be equipped with diffraction lens group; the diffraction lens group comprises a first mirror cap with a second laser through hole and a diffraction lens with a cross cursor on one surface, and the diffraction lens is arranged in the mirror cap and is connected with the exposed section through the first mirror cap to be fixed. The utility model discloses a laser module sends a cross cursor after lighting, and on the cross cursor aimed at the target, the quick accurate location directly perceived of scanner no longer needed operating personnel to judge the target position through observing the screen.

Description

Laser module with sweep sign indicating number discernment locate function

Technical Field

The utility model relates to a sweep sign indicating number location technique in the commodity circulation trade, specific saying so relates to a laser module with sweep sign indicating number discernment locate function.

Background

In the logistics industry, express delivery code scanning has been an efficient way to improve the delivery of items.

Traditional laser scanner can't be quick audio-visual accurate location, needs operating personnel to judge the destination position through observing the screen.

Therefore, it is necessary to make the laser module though improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the to-be-solved technical problem of the utility model lies in providing a laser module of being applied to the sight, having the sign indicating number discernment locate function of sweeping, the purpose of designing this laser module is: the laser module sends out the cross cursor, can be fast audio-visual accurate location, no longer need operating personnel to judge the target location through observing the screen.

In order to solve the technical problem, the utility model discloses a following scheme realizes: the utility model discloses a laser module with sweep sign indicating number discernment locate function, including the shell, install in lens subassembly in the shell, insert and locate the light source portion of shell one end, the shell includes the tubular structure portion, and this tubular structure portion has the logical chamber that runs through both ends, the wall that leads to the chamber is provided with nearly to lead to the screw thread section of chamber light-emitting window, and a lens subassembly that has collimating lens is screwed to this screw thread section, the lens subassembly has the section of exposing in the tubular structure portion outside, has first laser via hole at the terminal surface of the section of exposing and covers at the section of exposing and be equipped with diffraction lens group;

the diffraction lens group comprises a first mirror cap with a second laser through hole and a diffraction lens with a cross cursor on one surface, and the diffraction lens is arranged in the mirror cap and is connected with the exposed section through the first mirror cap.

Further, the lens subassembly includes second mirror cap and collimating lens, the second mirror cap has straight chamber, and its cylinder outer wall is provided with the external screw thread, straight chamber bottom surface sets up first laser via hole, collimating lens puts into straight chamber and glue admittedly.

Furthermore, one surface of the collimating lens is a plane, and the other surface of the collimating lens is a convex surface.

Further, the cross cursor is arranged on the surface far away from the lens component.

Further, the cross cursor is placed at the focal point of the collimating lens.

Furthermore, a laser diode is encapsulated in the shell of the light source part, and is inserted and glued at one end of the cylindrical structure part, which is far away from the diffraction lens group.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a laser module sets up collimating lens and diffraction lens, and the diffraction lens has cross cursor and is located the focus department of collimating lens. After the laser diode is lightened, a cross cursor is emitted through the collimating lens and the diffraction lens and is aligned to a target, the scanner is quickly, visually and accurately positioned, and an operator does not need to judge the position of the target through observing a screen.

Drawings

Fig. 1 is an exploded view of the laser module according to the present invention.

Fig. 2 is an assembly diagram of the laser module according to the present invention.

Fig. 3 is a cross-sectional view of the laser module of the present invention.

Fig. 4 is a cross-sectional view of the lens assembly of the present invention.

Fig. 5 is a schematic structural diagram of the collimating lens of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1: the utility model discloses a concrete structure as follows:

referring to fig. 1-5, the present invention relates to a laser module with a barcode scanning, identifying and positioning functions, which comprises a housing, a lens assembly installed in the housing, and a light source inserted into one end of the housing, wherein the housing comprises a cylindrical structure portion 4, the cylindrical structure portion 4 has a through cavity penetrating through two ends, a thread section near a light outlet of the through cavity is arranged on a wall surface of the through cavity, the thread section is screwed with a lens assembly having a collimating lens 6, the lens assembly has an exposed section outside the cylindrical structure portion 4, a first laser via hole is arranged on an end surface of the exposed section, and a diffractive lens assembly is covered on the exposed section;

the diffraction lens group comprises a first mirror cap 1 with a second laser through hole and a diffraction lens 2 with a cross cursor on one surface, wherein the diffraction lens 2 is placed into the mirror cap 1 and is covered and connected with the exposed section fixedly through the first mirror cap 1.

A preferred technical solution of this embodiment: the lens component comprises a second lens cap 3 and a collimating lens 6, the second lens cap 3 is provided with a straight cavity, an external thread is arranged on the outer wall of a cylinder of the second lens cap, the bottom surface of the straight cavity is provided with the first laser via hole, and the collimating lens 6 is arranged in the straight cavity and is glued and fixed.

A preferred technical solution of this embodiment: one surface of the collimating lens 6 is a plane, and the other surface thereof is a convex surface.

A preferred technical solution of this embodiment: the cross cursor is arranged on one surface far away from the lens component.

A preferred technical solution of this embodiment: the cross cursor is placed at the focus of the collimating lens 6.

A preferred technical solution of this embodiment: the laser diode is sealed in the shell of the light source part, and is inserted and glued at one end of the cylindrical structure part 4 far away from the diffraction lens group.

Example 2:

referring to fig. 1-5, the utility model discloses a laser module has and sweeps a yard discernment locate function, and diffraction lens 2 is the level crossing, and its one side of keeping away from collimating lens 6 has the cross cursor, and the cross cursor shoots on the target, and the scanner can discern the target fast, and then audio-visually carries out accurate location, no longer needs operating personnel to observe the screen and judges the target location.

Example 3:

the utility model discloses a 4 external diameters of cylindric structure portion are 4mm, and light source portion glues admittedly in the tail end of cylindric structure portion 4, and its shell external diameter is 3.3 mm.

Example 4:

the light source part can be inserted into the tail end of the cylindrical structure part 4 in an interference mode.

To sum up, the utility model discloses a laser module sets up collimating lens and diffraction lens, and the diffraction lens has cross cursor and the focus department that the cross cursor is located collimating lens. After the laser diode is lightened, a cross cursor is emitted through the collimating lens and the diffraction lens and is aligned to a target, the scanner is quickly, visually and accurately positioned, and an operator does not need to judge the position of the target through observing a screen.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. A laser module with a code scanning, identifying and positioning function comprises a shell, a lens assembly arranged in the shell, and a light source part inserted at one end of the shell, wherein the shell comprises a cylindrical structure part (4), the cylindrical structure part (4) is provided with a through cavity penetrating through two ends, and the laser module is characterized in that a threaded section close to a light outlet of the through cavity is arranged on the wall surface of the through cavity, the threaded section is screwed with the lens assembly with a collimating lens (6), the lens assembly is provided with an exposed section outside the cylindrical structure part (4), a first laser through hole is arranged on the end surface of the exposed section, and a diffraction lens group is covered on the exposed section;

the diffraction lens group comprises a first lens cap (1) with a second laser through hole and a diffraction lens (2) with a cross cursor on one surface, wherein the diffraction lens (2) is placed into the lens cap (1) and is covered and connected with the exposed section fixedly through the first lens cap (1).

2. The laser module with the function of scanning code, identifying and positioning as claimed in claim 1, wherein said lens assembly comprises a second lens cap (3) and a collimating lens (6), said second lens cap (3) has a straight cavity, the outer wall of the cylinder thereof is provided with an external thread, the bottom surface of said straight cavity is provided with said first laser via hole, and said collimating lens (6) is placed into said straight cavity and cemented.

3. The laser module with the function of code scanning, identification and positioning as claimed in claim 2, wherein one side of said collimating lens (6) is a plane, and the other side thereof is a convex surface.

4. The laser module with the function of scanning code, identifying and positioning as claimed in claim 1, wherein said cross cursor is disposed on a side away from said lens assembly.

5. The laser module with the function of code scanning, identification and positioning as claimed in claim 4, characterized in that the cross cursor is placed at the focus of the collimating lens (6).

6. The laser module with the function of scanning, identifying and positioning as claimed in claim 1, wherein the laser diode is packaged in the housing of the light source unit, and is inserted and glued to one end of the cylindrical structure unit (4) away from the diffractive lens set.