Wrist type protective sleeve for carrying PDA (Personal Digital Assistant)

Abstract

The utility model discloses a wrist type protective sleeve used for carrying PDA, which comprises an elastic bracelet, the upper surface of the elastic bracelet is fixedly connected with a mounting plate, the upper surface of the mounting plate is fixedly connected with a rubber protective sleeve, the upper surface of the mounting plate is fixedly connected with a T-shaped clamping seat, the left side of the mounting plate is provided with a fixing frame, and the left side of the mounting plate is provided with a clamping groove. And a PDA machine body is fixedly mounted on the upper surface of the fixing frame. According to the device, the elastic bracelet, the mounting plate, the rubber protective sleeve, the T-shaped clamping seat, the fixing frame and the PDA body are arranged, the device can be mounted on the wrist through the elastic bracelet and the rubber protective sleeve, meanwhile, the PDA body is protected, the T-shaped clamping seat is matched with the fixing frame, the PDA body and the mounting plate can be conveniently mounted, and the mounting efficiency is improved. The fixing frame and the PDA machine body can be conveniently limited by utilizing the sliding connection between the T-shaped sliding hole and the T-shaped sliding rod, the resilience force of the telescopic spring and the matching between the positioning groove and the positioning plate, and the PDA machine body is prevented from falling off during scanning.

Description

Technical Field

[0001] The utility model relates to the field of PDA, in particular to a wrist-type protective cover for carrying a PDA. Background Art

[0002] PDA, also known as handheld computer, can help us complete work, study, entertainment, etc. on the move. According to the usage, it is divided into industrial-grade PDA and consumer PDA. Industrial-grade PDA is mainly used in the industrial field. Common ones include barcode scanners, RFID readers, POS machines, etc. can all be called PDA; consumer PDA includes more, smart phones, tablet computers, handheld game consoles, etc.

[0003] At present, PDAs have many application fields. In the logistics field, the main application is the handover of goods. Existing PDAs are basically held in the hands for scanning when in use. This way of carrying not only cannot free the hands, but also requires additional labor and reduces work efficiency. Therefore, we propose a wrist-type protective cover for carrying PDAs to solve the above problems. Utility Model Content

[0004] The purpose of the present utility model is to provide a wrist protective cover for carrying a PDA, so as to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A wrist protective cover for carrying a PDA, comprising an elastic bracelet, the upper surface of the elastic bracelet being fixedly connected to a mounting plate, the upper surface of the mounting plate being fixedly connected to a rubber protective cover, the upper surface of the mounting plate being fixedly connected to a T-shaped holder, a fixing frame being provided on the left side of the mounting plate, a PDA body being fixedly mounted on the upper surface of the fixing frame, two T-shaped sliding holes being provided on the outer surface of the mounting plate, a T-shaped sliding rod being slidably connected to the inner wall of each of the T-shaped sliding holes, a positioning plate being fixedly connected to one end of the two T-shaped sliding rods that are close to each other, a telescopic spring being sleeved on the outer surface of each of the T-shaped sliding rods, and two positioning grooves being provided on the outer surface of the fixing frame.

[0007] In a further embodiment, a group of heat dissipation holes are provided on the outer surface of the elastic bracelet, and each of the positioning grooves is adapted to the positioning plate.

[0008] In a further embodiment, a reinforcement block is fixedly connected to the outer surface of the elastic bracelet, and the upper surface of the reinforcement block is fixedly connected to the bottom surface of the mounting plate.

[0009] In a further embodiment, a group of ventilation holes are opened on the outer surface of the rubber protective sleeve, and a protective screen is fixedly embedded on the upper surface of the rubber protective sleeve.

[0010] In a further embodiment, an infrared scanner is fixedly mounted on the left side of the PDA body, and a start switch is fixedly mounted on the front side of the PDA body.

[0011] In a further embodiment, a display screen is fixedly mounted on the upper surface of the PDA body, and a group of buttons is fixedly mounted on the upper surface of the PDA body.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] 1. This device is provided with an elastic wristband, a mounting plate, a rubber protective sleeve, a T-shaped card holder, a fixing frame and a PDA body. The elastic wristband and the rubber protective sleeve can be used to conveniently install the device on the wrist, while protecting the PDA body. The T-shaped card holder is compatible with the fixing frame, so the PDA body can be easily installed on the mounting plate.

[0014] 2. This device is provided with a T-shaped sliding hole, a T-shaped sliding rod, a positioning plate, a telescopic spring and a positioning groove. The T-shaped sliding hole and the T-shaped sliding rod are slidably connected. The rebound force of the telescopic spring and the positioning groove are adapted to the positioning plate. This can facilitate the positioning of the fixing frame and the PDA body, thereby preventing the PDA body from falling during scanning. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The figure is a schematic structural diagram of a three-dimensional rubber protective cover in a wrist protective cover for carrying a PDA.

[0016] Figure 2 The figure is a cross-sectional view of the front view of the rubber protective cover in the wrist protective cover for carrying a PDA.

[0017] Figure 3 It is a cross-sectional view of a top view of a rubber protective cover in a wrist protective cover for carrying a PDA.

[0018] Figure 4 A wrist protective case for carrying a PDA Figure 3 Schematic diagram of the structure with a partial enlargement at point A in the middle.

[0019] In the figure: 1. Elastic wristband; 2. Mounting plate; 3. Rubber protective sleeve; 4. T-shaped card holder; 5. Fixing bracket; 6. PDA body; 7. T-shaped slide hole; 8. T-shaped slide bar; 9. Positioning plate; 10. Telescopic spring; 11. Positioning slot; 12. Reinforcement block; 13. Display screen; 14. Heat dissipation hole; 15. Ventilation hole; 16. Button; 17. Infrared scanner; 18. Start switch; 19. Protective screen. DETAILED DESCRIPTION

[0020] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and 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 therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0021] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-4In the present invention, a wrist protective cover for carrying a PDA comprises an elastic bracelet 1, the upper surface of the elastic bracelet 1 is fixedly connected to a mounting plate 2, the upper surface of the mounting plate 2 is fixedly connected to a rubber protective cover 3, the upper surface of the mounting plate 2 is fixedly connected to a T-shaped card seat 4, a fixing frame 5 is provided on the left side of the mounting plate 2, a PDA body 6 is fixedly mounted on the upper surface of the fixing frame 5, the outer surface of the mounting plate 2 is provided with two T-shaped sliding holes 7, the inner wall of each T-shaped sliding hole 7 is slidably connected to a T-shaped sliding rod 8, the ends of the two T-shaped sliding rods 8 close to each other are fixedly connected to a positioning plate 9, and the outer surface of each T-shaped sliding rod 8 is fixedly connected to the positioning plate 9. The surface is provided with a telescopic spring 10, and the outer surface of the fixing frame 5 is provided with two positioning grooves 11. The elastic bracelet 1 and the rubber protective cover 3 can be used to conveniently install the device on the wrist, while protecting the PDA body 6. The T-shaped card holder 4 is adapted to the fixing frame 5, so that the PDA body 6 and the mounting plate 2 can be conveniently installed. The T-shaped slide hole 7 and the T-shaped slide rod 8 are slidably connected. The rebound force of the telescopic spring 10 and the positioning groove 11 are adapted to the positioning plate 9, which can conveniently limit the fixing frame 5 and the PDA body 6 to prevent the PDA body 6 from falling during scanning.

[0024] A group of heat dissipation holes 14 are provided on the outer surface of the elastic bracelet 1, and each positioning groove 11 is adapted to the positioning plate 9. The heat dissipation holes 14 can be used to dissipate heat to the wrist to avoid sweating at the wrist. A reinforcement block 12 is fixedly connected to the outer surface of the elastic bracelet 1, and the upper surface of the reinforcement block 12 is fixedly connected to the bottom surface of the mounting plate 2. The reinforcement block 12 can improve the stability of the elastic bracelet 1 and the mounting plate 2. A group of ventilation holes 15 are provided on the outer surface of the rubber protective cover 3, and a protective screen 19 is fixedly inlaid on the upper surface of the rubber protective cover 3. The ventilation holes 15 and the protective screen 19 can be used to dissipate heat to the PDA body 6 and facilitate the operation of the PDA body 6.

[0025] An infrared scanner 17 is fixedly installed on the left side of the PDA body 6, and a start switch 18 is fixedly installed on the front of the PDA body 6. The infrared scanner 17 and the start switch 18 can be used to conveniently control the PDA body 6 to scan the goods. A display screen 13 is fixedly installed on the upper surface of the PDA body 6, and a group of buttons 16 are fixedly installed on the upper surface of the PDA body 6. The display screen 13 and the buttons 16 can be used to conveniently set and display the scan data of the PDA body 6.

[0026] The working principle of this utility model is:

[0027] First, fix the elastic bracelet 1 to the wrist, and pull the T-shaped slide bar 8 to compress the telescopic spring 10. At the same time, insert the fixing frame 5 into the surface of the T-shaped card holder 4. Then release the T-shaped slide bar 8, and the rebound force of the telescopic spring 10 causes the positioning plate 9 to be inserted into the positioning groove 11 to position the fixing frame 5 and the PDA body 6. At the same time, start the switch 18 and align the infrared scanner 17 with the barcode. The above is the entire usage process of this device.

[0028] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0029] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A wrist protective case for carrying a PDA, characterized by: The invention comprises an elastic wristband (1), wherein the upper surface of the elastic wristband (1) is fixedly connected to a mounting plate (2), the upper surface of the mounting plate (2) is fixedly connected to a rubber protective sleeve (3), the upper surface of the mounting plate (2) is fixedly connected to a T-shaped card seat (4), a fixing frame (5) is provided on the left side of the mounting plate (2), a PDA body (6) is fixedly mounted on the upper surface of the fixing frame (5), two T-shaped sliding holes (7) are provided on the outer surface of the mounting plate (2), the inner wall of each T-shaped sliding hole (7) is slidably connected to a T-shaped sliding rod (8), the ends of the two T-shaped sliding rods (8) close to each other are fixedly connected to a positioning plate (9), the outer surface of each T-shaped sliding rod (8) is sleeved with a telescopic spring (10), and the outer surface of the fixing frame (5) is provided with two positioning grooves (11).

2. The wrist protective cover for carrying a PDA according to claim 1, characterized in that: A group of heat dissipation holes (14) are provided on the outer surface of the elastic bracelet (1), and each of the positioning grooves (11) is adapted to the positioning plate (9).

3. The wrist protective cover for carrying a PDA according to claim 1, characterized in that: The outer surface of the elastic bracelet (1) is fixedly connected to a reinforcement block (12), and the upper surface of the reinforcement block (12) is fixedly connected to the bottom surface of the mounting plate (2).

4. The wrist protective cover for carrying a PDA according to claim 1, characterized in that: A group of ventilation holes (15) are provided on the outer surface of the rubber protective sleeve (3), and a protective screen (19) is fixedly embedded on the upper surface of the rubber protective sleeve (3).

5. The wrist protective case for carrying a PDA according to claim 1, characterized in that: An infrared scanner (17) is fixedly mounted on the left side of the PDA body (6), and a start switch (18) is fixedly mounted on the front side of the PDA body (6).

6. The wrist protective case for carrying a PDA according to claim 1, characterized in that: A display screen (13) is fixedly mounted on the upper surface of the PDA body (6), and a group of buttons (16) is fixedly mounted on the upper surface of the PDA body (6).

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