TWI486881B - Auxiliary positioned device for barcode scanner - Google Patents

Description

Bar code scanner auxiliary positioning device

The invention relates to an auxiliary positioning device for a barcode scanner, in particular to an auxiliary device attached to a barcode scanner having a scanning window, which enables the barcode scanner to be quickly aligned with the barcode to accelerate the operation of scanning the barcode. get on.

At present, a bar code scanner that scans product barcodes cannot accurately align at the time of scanning. The scanning window of the front end of the barcode scanner needs to be moved forward or backward relative to the product barcode so that the scanning beam can correctly focus on the barcode. Therefore, it is often a waste of time to adjust the appropriate scanning distance. If you encounter a lot of scanning work, such as inventory products, it takes a lot of time.

In addition, since the bar code scanner is suspended, the body lacks a point of application of force, and when a large number of scans are performed, the user is also more laborious to operate.

The reason is that the present inventors have felt that the above problems can be improved, and that the present invention has been deliberately studied and used in conjunction with the theory, and a present invention which is reasonable in design and effective in improving the above problems has been proposed.

The technical problem to be solved by the present invention is to provide an auxiliary positioning device for a barcode scanner, which assists the user in accurately positioning the barcode at the first time when the barcode scanner is scanned, reducing the time of the alignment and accelerating the scanning of the barcode. jobs.

In order to solve the above technical problem, according to one aspect of the present invention, an auxiliary positioning device for a barcode scanner is provided. The front end of the barcode scanner has a scanning window, and the auxiliary positioning device includes a fixing portion and an extension portion. The fixing portion is detachably fixed to the front end of the barcode scanner, and the fixing portion forms an opening corresponding to the scanning window. The extension is coupled to the fixed portion, the extension extending outwardly along a longitudinal direction of the barcode scanner, the extension extending outwardly a distance substantially equal to a scanning distance of the barcode scanner.

In order to solve the above technical problem, according to another aspect of the present invention, an auxiliary positioning device for a barcode scanner is provided, wherein the extension portion has a retractable structure, and the auxiliary positioning device is detachably matched with different scanning distances. Various barcode scanners.

In order to solve the above technical problem, according to another aspect of the present invention, an auxiliary positioning device for a barcode scanner is provided, wherein the auxiliary positioning device is built in the barcode scanner structure.

In order to solve the above technical problem, according to another aspect of the present invention, an auxiliary positioning device built in a barcode scanner is provided. The front end of the barcode scanner has a scanning window, and the auxiliary positioning device includes an extension portion, and the top end thereof can be Optionally located at a first position adjacent to the scan window and a second position extending along a longitudinal direction of the bar code scanner, the extension extending outwardly to the second position is substantially equal to the bar code scanner Scan distance.

The invention has the following beneficial effects: the invention can assist the user to accurately locate the product barcode at the first time and reduce the time of the alignment. Furthermore, the present invention can be applied to a variety of bar code scanners having different scanning distances by an adjustable length auxiliary positioning device.

In order to further understand the technology, method and effect of the present invention in order to achieve the intended purpose, reference should be made to the detailed description and drawings of the present invention. The drawings and the annexed drawings are intended to be illustrative and not to limit the invention.

Please refer to FIG. 1 and FIG. 2, which are perspective views of the auxiliary positioning device and the barcode scanner according to the first embodiment of the present invention. The present invention provides an auxiliary positioning device 1 for a barcode scanner 2, wherein the front end 21 of the barcode scanner 2 has a scanning window 210. The barcode scanner 2 may be a Smart Handheld Device (SHD), a Barcode Inventory Terminal, a data collector, etc., combined with a barcode scanning input function, but is not limited thereto, as long as it has a barcode. A hand-held electronic device with a scanning function can be applied to the present invention.

The auxiliary positioning device 1 includes a fixing portion 11 and an extension portion 13 connected to the fixing portion 11. The fixing portion 11 is detachably fixed to the front end 21 of the barcode scanner 2, and the fixing portion 11 defines an opening 1140 corresponding to the scanning window 210 for the scanning beam to pass through the opening 1140. The extension 13 extends outwardly along the longitudinal direction of the barcode scanner 2, and the extension 13 extends outwardly a distance substantially equal to the scanning distance of the barcode scanner 2. Therefore, the auxiliary positioning device 1 of the present invention provides an appropriate distance between the barcode scanner 2 and the barcode, which can assist the user to accurately locate the product barcode at the first time, reduce the time of the alignment, and accelerate the work of scanning the barcode. Further, the fixing portion 11 can provide a point of application by which the barcode scanner 2 depends. The invention will be described in detail below with reference to examples.

[First Embodiment]

Referring to FIG. 1 and FIG. 2 , in the embodiment, the fixing portion 11 includes a pair of side housings 112 and a transverse housing 114 abutting against the front end 21 of the barcode scanner 2 . The outer shape of each of the side casings 112 is curved in shape corresponding to the side of the barcode scanner 2, and the opposite side casing 112 forms a claw structure to clamp both sides of the barcode scanner 2. . The lateral housing 114 is coupled to the pair of side housings 112 , and the opening 1140 extends through the lateral housing 114 . Thereby, the auxiliary positioning device 1 of the present invention can be fixed to the barcode scanner 2 by clamping, and is not only fixed along the longitudinal direction of the barcode scanner 2, but also does not sway in the direction of the vertical screen.

However, the above is only an example of the fixing manner of the present invention, and the manner of fixing to the barcode scanner 2 is not limited thereto. For example, a hook may be provided on the lateral casing 114 of the auxiliary positioning device 1 to catch the barcode scanner 2, Or it is fixed to the barcode scanner 2 by a slide rail and a card point. The auxiliary positioning device 1 of the present invention is detachably fixed to the barcode scanner 2 for the user to assemble or disassemble according to different conditions.

However, the auxiliary positioning device 1 of the present invention may be directly fixed to the barcode scanner 2, the fixing portion 11 may be omitted, and the extension portion 13 may be integrally connected to the front end 31 of the barcode scanner 2.

In conjunction with the button 221 of the barcode scanner 2 disposed on the side surface 22, a button opening 1120 is disposed at a corresponding position of the side housing 112 in this embodiment.

Each of the two sides of the extension portion 13 of the embodiment is formed with an arc-shaped connecting portion 132. Each of the arc-shaped connecting portions 132 is correspondingly connected to the opposite side housing 112, whereby the extending portion 13 is matched with the scanning beam. The arc shape of the flared angle helps to sweep the focus of the beam to avoid spreading. In addition, the free end of the extension portion 13 forms a reverse-folding portion 134 having an abutting plane perpendicular to the longitudinal direction of the barcode scanner 2, thereby increasing the extension portion 13 against the barcode when the operation is increased. The area is achieved to achieve an effect of improving stability.

Please refer to FIG. 3 and FIG. 4 , which are perspective views of the auxiliary positioning device and the barcode scanner assembled according to the first embodiment of the present invention. The fixing portion 11 of the embodiment includes a back housing 116 that is fastened to the back of the barcode scanner 2, and the extension portion 13 is connected to the back housing 116. The back housing 116 forms a blocking opening 1160 and a pair. A stop tab 1162 adjacent to the stop opening 1160. The structure of the back housing 116 is matched with the rear protrusion 231 of the back surface 23 of the barcode scanner 2, and the rear protrusion 231 is located in the blocking opening 1160. The pair of blocking protrusions 1162 are stopped under the rear protrusion 231. The edge thereby strengthens the fixing degree of the fixing portion 11 to the barcode scanner 2, and prevents the auxiliary positioning device 1 from sliding up and down along the barcode scanner 2. The number of the blocking protrusions 1162 may be at least one, for example, may be across the bottom of the blocking opening 1160, or may protrude from the bottom of the blocking opening 1160.

[Second embodiment]

Please refer to FIG. 5 and FIG. 6 , which are perspective views of the auxiliary positioning device and the barcode scanner according to the second embodiment of the present invention. The auxiliary positioning device 1a of the present embodiment differs from the first embodiment mainly in that it has an adjustable length extension 13'. The extension 13' has a retractable structure, and includes a base 14 connected to the fixing portion 12, a movable portion 16 slidably disposed on the base portion 14, and a fixed portion 16 The positioning mechanism of the base 14. An advantage of this embodiment is that the user can adjust the length of the extension 13' as desired, and can be applied to various barcode scanners having different scanning distances. On the other hand, the embodiment reduces the storage volume of the auxiliary positioning device, which is more convenient for carrying.

The side casing 122 of the fixing portion 12 of the embodiment is provided with an open button opening 1220, which is more convenient for the user to press the finger. The fixing portion 12 is also provided with a lateral casing 124, an opening 1240 formed in the lateral casing 124, a back casing 126, a stopper opening 1260 formed in the back casing 126, and a stopper projection 1262.

In order to keep the movable portion 16 steadily movable relative to the base portion 14, the base portion 14 of the present embodiment forms a guide groove 144, and the movable portion 16 forms a guide rail 164 disposed in the guide groove 144. Another feature of this embodiment is that the guide rail 164 is partially recessed toward the one side by the outer end edge of the movable portion 16 to increase the abutting area, and the guide rail 164 of the movable portion 16 is concavely designed to be substantially N-shaped. , can increase the area of the bar code to achieve the effect of improving stability. Compared with the first embodiment, this embodiment does not need to provide a reverse folding portion.

Please refer to FIG. 7 and FIG. 8 , which are perspective views of the auxiliary positioning device and the barcode scanner assembled (not extended) according to the second embodiment of the present invention. The positioning mechanism of this embodiment includes a resilient arm 146 formed on the base portion 14 and three positioning holes 1640, 1640', 1640" formed in the movable portion 16. The resilient arm 146 forms a lock toward the movable portion 16. The buckle protrusion 1462, the latching protrusion 1462 can be selectively engaged in one of the positioning holes. The outer periphery of the elastic arm 146 forms a U-shaped groove, so that the elastic arm 146 can be elastically moved to buckle The movable portion 16. However, the positioning mechanism of the present invention is not limited thereto. For example, the base portion 14 and the movable portion 16 can be positioned by being engaged with each other by a zigzag structure. More specifically, the side edges of the guide rail 164 can each form a tooth. In the strip structure, the base portion 14 is provided with serrations that fit the rack-like structure in the vicinity of the guide groove 144.

Please refer to FIG. 9 and FIG. 10, which are perspective views of the auxiliary positioning device and the barcode scanner assembled (extended) according to the second embodiment of the present invention. In the embodiment, when the extension portion 13' is elongated, the locking protrusion 1462 of the movable portion 16 is pressed, so that the movable portion 16 is movable outward relative to the base portion 14, and the length of the elongated portion 13' is elongated. . Alternatively, the upper and lower edges of the latching protrusion 1462 of the present embodiment are provided with a sloped surface, and the movable portion 16 is disposed on the outer side of the pushing portion 166, so that the user can directly push the movable portion 16. The movable portion 16 is fixed to the base portion 14 again by the elastic arm 146 being engaged with the positioning hole 1640" of the movable portion 16.

Specifically, the number of the positioning holes in the embodiment may be at least two or plural, and the movable portion 16 is respectively fixed at different positions to correspondingly match the scanning distances of the different scanning modules. The above-described retractable structure of the present invention is only a possible embodiment, and is not limited thereto. For example, a structure similar to a telescopic antenna can also be applied to the present invention.

Referring to FIG. 11, the auxiliary positioning device of the present invention may also be built in the barcode scanner 2, and the extension portion 13a is disposed inside the barcode scanner 2, and the top end of the extension portion 13a is located near the scanning window. The first position of 210. The extension portion 13a is movably extended along the longitudinal direction of the barcode scanner 2 to a second position, wherein the front end 21 of the barcode scanner 2 may be provided with a pull-out opening 212 for pulling out the extension portion 13a. The distance at which the extension 13a extends outward to the second position is substantially equal to the scanning distance of the barcode scanner 2.

Referring to FIG. 12, the present invention may also be provided with a retractable auxiliary positioning device in the barcode scanner 2, and the retractable extension portion 13b is disposed in the housing of the barcode scanner 2, and the front end 21 of the barcode scanner 2 A pull-out opening 212 is provided for pulling out the extension portion 13b. The extendable extension portion 13b includes a base portion 14b and a movable portion 16b provided on the base portion 14b. The base portion 14b is provided with a latching protrusion 1462. The movable portion 16b is provided with a plurality of positioning holes 1640, 1640', 1640", and the latching protrusions 1462 are fastened to one of the positioning holes 1640.

The above auxiliary positioning device may also be of a ㄇ type structure (or an inverted U shape). Furthermore, the extensions of FIGS. 11 and 12 described above may be provided on the back surface 23 of the barcode scanner 2.

Therefore, the auxiliary positioning device of the present invention has at least the following features and functions:

1. Providing an appropriate distance between the barcode scanner 2 and the barcode, which can assist the user to accurately locate the barcode at the first time when scanning the product barcode, reduce the time of the alignment, and accelerate the work of scanning the barcode.

2. The present invention can be applied to various bar code scanners having different scanning distances by an adjustable length auxiliary positioning device. On the other hand, it is more conducive to carrying.

However, the above description is only a preferred embodiment of the present invention, and thus the scope of the present invention is not limited thereto, and the equivalent technical changes of the present specification and the contents of the drawings are all included in the present invention. Within the scope of the agreement, Chen Ming.

1, 1a. . . Auxiliary positioning device

11,12. . . Fixed part

112, 122. . . Side shell

1120, 1220. . . Button opening

114, 124. . . Horizontal housing

1140, 1240. . . Opening

116, 126. . . Back shell

1160, 1260. . . Stop opening

1162, 1262. . . Stop tab

13, 13', 13a, 13b. . . Extension

132. . . Arc connection

134. . . Reverse folding

14, 14b. . . Base

144. . . Guide slot

146. . . Elastic arm

1462. . . Locking point

16, 16b. . . Activities section

164. . . guide

1640, 1640', 1640"... positioning holes

166. . . Shift

2. . . Barcode scanner

twenty one. . . front end

210. . . Scan window

212. . . Pull opening

twenty two. . . side

221. . . Button

twenty three. . . back

231. . . Rear button

1 and 2 are perspective views of the auxiliary positioning device and the barcode scanner in a first embodiment of the present invention.

3 and 4 are perspective views of the auxiliary positioning device and the barcode scanner assembled according to the first embodiment of the present invention.

5 and 6 are perspective views of the auxiliary positioning device and the barcode scanner in a second embodiment of the present invention.

7 and 8 are perspective views of the auxiliary positioning device and the barcode scanner assembled (not extended) according to the second embodiment of the present invention.

9 and 10 are perspective views of the auxiliary positioning device and the barcode scanner assembled (expanded) according to the second embodiment of the present invention.

Figure 11 is a schematic view of an auxiliary positioning device according to a third embodiment of the present invention.

FIG. 12 is a schematic diagram of an auxiliary positioning device according to a fourth embodiment of the present invention.

1. . . Auxiliary positioning device

11. . . Fixed part

112. . . Side shell

1120. . . Button opening

114. . . Horizontal housing

1140. . . Opening

13. . . Extension

132. . . Arc connection

134. . . Reverse folding

2. . . Barcode scanner

twenty one. . . front end

210. . . Scan window

twenty two. . . side

221. . . Button

twenty three. . . back

Claims (10)

An auxiliary positioning device for a barcode scanner, the front end of the barcode scanner has a scanning window, the auxiliary positioning device comprises: a fixing portion attached to the front end of the barcode scanner; and an extension portion connected to the fixing a portion extending outwardly along a longitudinal direction of the barcode scanner, the extension extending outwardly a distance substantially equal to a scanning distance of the barcode scanner; wherein the free end of the extension portion forms a reverse fold portion The foldback portion has an abutment plane perpendicular to the longitudinal direction of the barcode scanner. The auxiliary positioning device of the barcode scanner of claim 1, wherein the fixing portion comprises a pair of side housings and a transverse housing abutting the front end of the barcode scanner, each of the side housings The shape is curved corresponding to the side of the barcode scanner, and the opposite side housing forms a clamping structure for clamping and fixing to two sides of the barcode scanner; wherein the lateral housing is connected to the opposite side housing The transverse casing forms an opening corresponding to the scanning window. The auxiliary positioning device of the barcode scanner of claim 2, wherein the two sides of the extension portion form an arc-shaped connecting portion, and each of the arc-shaped connecting portions is correspondingly connected to the pair of side casings. The extension is in the shape of an arc that blends with the angle of the scanning beam. The auxiliary positioning device of the barcode scanner of claim 1, wherein the fixing portion comprises a back casing that is fastened to the back of the barcode scanner, and the extension is connected to the back casing, the back shell The body forms a stop opening and at least one stop tab adjacent to the stop opening. An auxiliary positioning device for a barcode scanner according to claim 1, wherein the extension has a retractable structure, and the extension includes a base coupled to the fixed portion, a movable portion slidably disposed on the base portion, and a positioning mechanism for fixing the movable portion to the base portion. The auxiliary positioning device for a barcode scanner according to claim 5, wherein the base portion forms a guide groove, and the movable portion forms a guide rail disposed in the guide groove, and the guide rail is formed by an outer edge of the movable portion. Partially recessed toward one side to increase the abutment area. The auxiliary positioning device for a barcode scanner according to claim 6, wherein the positioning mechanism comprises a resilient arm formed on the base, and at least one positioning hole formed in the movable portion, wherein the elastic arm forms a A latching protrusion facing the movable portion, the latching protrusion selectively inserting into the positioning hole. An auxiliary positioning device built in a barcode scanner, the front end of the barcode scanner having a scanning window, the auxiliary positioning device comprising: an extension portion, the top end of which is selectively located at a first position adjacent to the scanning window and a a second position extending along a longitudinal direction of the barcode scanner, the extension extending outward to the second position is substantially equal to a scanning distance of the barcode scanner; wherein the free end of the extension forms a reflex The reflexing portion has an abutting plane perpendicular to a longitudinal direction of the bar code scanner. An auxiliary positioning device built in a barcode scanner as described in claim 8 wherein the auxiliary positioning device has a meandering structure. An auxiliary positioning device built in the bar code scanner according to claim 8, wherein the extension portion comprises a base portion and a movable portion disposed on the base portion, the base portion is provided with a latching protrusion, the activity The portion is provided with a plurality of positioning holes, and the locking protrusions are fastened to one of the positioning holes.