Portable finance and tax data entry device

Abstract

The utility model discloses a portable finance and taxation data entry device which comprises a shell and a rotary ejection mechanism, a sliding groove is formed in the side wall of the shell, a key is installed on the shell, a dustproof plate is arranged on one side of the shell, a first rack is connected to the inner side of the dustproof plate, and a second rack is connected to the outer side of the shell. The rotary ejection mechanism comprises a first gear shaft, a belt transmission structure, a second gear shaft, a second rack and a handle, the first gear shaft is connected with the second gear shaft through the belt transmission structure, and meanwhile the second gear shaft is connected with the second rack in an engaged mode. According to the portable finance and tax data entry device, when the dustproof plate moves, a clamping block on the inner side of the dustproof plate drives a first rack to move synchronously, when the first rack moves, a first gear shaft is pushed to drive a second gear shaft to rotate through a belt transmission structure, when the second gear shaft rotates, a second rack is pushed to drive a handle to move upwards, and then the device can be held through the handle; and the portability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of data entry devices, in particular to a portable financial and tax data entry device. Background Art

[0002] The tax data entry device is designed to solve the problems of heavy workload, high error rate, difficult data preservation, and low efficiency of computer audit of tax special invoices of the tax bureau due to the fact that the summary list of the stub / deduction copy of the current enterprise value-added tax special invoice is all handwritten by the enterprise accountant. After searching, it is found that the tax data entry device in the prior art is typical such as the keyboard input computer receiving method of the value-added tax invoice with the publication number CN1054221C and its entry device, which belongs to the field of tax data processing technology. Its characteristics are: it consists of the steps of inputting the original data, pressing the "function conversion" key, and then the user judges to enter the input device or calculator state, if it is the former, then judge to enter or query the data, if it is the latter, then judge to calculate or eliminate the data, after recording, take out the data card, and read the card of the tax special computer, and a single-chip bus-controlled input device circuit schematic diagram is provided. Its main characteristics are that it has a card-insertion structure, data can be transmitted bidirectionally between the tax bureau and the user, data input under the Chinese character prompt, high reliability of storage, low power consumption, etc.

[0003] In summary, the buttons of existing tax data entry devices are exposed and easily contaminated by dust when not in use, and are easily damaged by accidental squeezing during carrying. In view of the above problems, the existing equipment needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a portable financial and tax data entry device to solve the problems raised in the above-mentioned background technology that the keys of the existing financial and tax data entry devices are exposed and easily contaminated by dust when not in use, and the keys are easily damaged by accidental squeezing during carrying.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a portable financial and tax data entry device, including a housing and a rotating ejection mechanism,

[0006] A slide groove is provided on the side wall of the shell, and a button is installed on the shell, a dustproof plate is provided on one side of the shell, and a first rack is connected to the inner side of the dustproof plate, and the rotary ejection mechanism includes a first gear shaft, a belt transmission structure, a second gear shaft, a second rack and a handle, and the first gear shaft is connected to the second gear shaft through the belt transmission structure, and the second gear shaft is meshingly connected to the second rack.

[0007] Preferably, the slide grooves are symmetrically arranged on the front and rear outer walls of the shell, and the slide grooves are slidably connected to the clamping blocks.

[0008] Preferably, the clamping blocks are symmetrically distributed on the dustproof plate, and the dustproof plate is connected to the first rack via the clamping blocks.

[0009] Preferably, the first rack is meshingly connected with the first gear shaft, and the first rack is arranged at one end of a side block.

[0010] Preferably, the first gear shaft and the second gear shaft are both rotatably connected inside the receiving groove, and the receiving groove is opened on the shell.

[0011] Preferably, the second rack is arranged on a side wall of the handle, and the handle is slidably connected to the inside of the storage groove.

[0012] Preferably, a stopper is provided on the inner side of the handle, and the stopper is fixedly disposed inside the storage groove.

[0013] Preferably, the stopper is slidably connected to the handle, and the top of the handle is arranged on the outside of the storage groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the portable financial and tax data entry device can

[0015] (1) The utility model can effectively solve the problem that the keys of the existing tax data entry device are exposed and easily contaminated by dust when not in use through the coordinated use of the slide groove and the dustproof plate. When the device is not in use, the staff can manually slide the dustproof plate into the slide groove to cover the keys, thereby preventing them from being contaminated by dust and preventing the keys from being squeezed and damaged;

[0016] (2) The utility model can effectively solve the problem of accidentally squeezing and damaging the buttons during carrying by using a rotating ejection mechanism and a first rack. When the dustproof plate moves, the block inside it drives the first rack to move synchronously. When the first rack moves, it drives the first gear shaft to rotate through a belt drive structure. When the second gear shaft rotates, it drives the second rack to move the handle upward, so that the device can be held by the handle, thereby improving the portability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of a partial cross-sectional structure of the utility model;

[0019] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0020] Figure 4 It is a schematic diagram of the overall structure of the connection relationship between the clamping block, the dustproof plate and the first rack of the utility model.

[0021] In the figure: 1. shell; 2. slide groove; 3. button; 4. block; 5. dustproof plate; 6. first rack; 7. rotary ejection mechanism; 701. first gear shaft; 702. belt transmission structure; 703. second gear shaft; 704. second rack; 705. handle; 8. storage slot; 9. stopper. DETAILED DESCRIPTION

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

[0023] See also Figure 1-4 The utility model provides a technical solution: a portable financial and tax data entry device, embodiment 1

[0024] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a slide groove 2 is opened on the side wall of the shell 1, and a button 3 is installed on the shell 1, a dustproof plate 5 is arranged on one side of the shell 1, and the inner side of the dustproof plate 5 is connected to the first rack 6, and the rotary ejection mechanism 7 includes a first gear shaft 701, a belt transmission structure 702, a second gear shaft 703, a second rack 704 and a handle 705, and the first gear shaft 701 is connected to the second gear shaft 703 through the belt transmission structure 702, and the second gear shaft 703 is meshingly connected to the second rack 704.

[0025] In a further embodiment, the slide grooves 2 are symmetrically arranged on the front and rear outer walls of the housing 1 , and the slide grooves 2 are slidably connected to the clamping block 4 .

[0026] In a further embodiment, the clamping blocks 4 are symmetrically distributed on the dustproof plate 5 , and the dustproof plate 5 is connected to the first rack 6 through the clamping blocks 4 .

[0027] In a further embodiment, the first rack 6 is meshedly connected with the first gear shaft 701 , and the first rack 6 is disposed at one end of a side block 4 .

[0028] In a further embodiment, the first gear shaft 701 and the second gear shaft 703 are both rotatably connected to the inside of the receiving groove 8 , and the receiving groove 8 is opened on the housing 1 .

[0029] In a further embodiment, the second rack 704 is disposed on a side wall of the handle 705 , and the handle 705 is slidably connected to the inside of the storage slot 8 .

[0030] Specifically, in the actual working process, the dustproof plate 5 is first slid and pulled down from the front side of the button 3. When the dustproof plate 5 moves, the block 4 inside it drives the first rack 6 to move synchronously. When the first rack 6 moves, it pushes the first gear shaft 701 to drive the second gear shaft 703 to rotate through the belt transmission structure 702. When the second gear shaft 703 rotates, it pushes the second rack 704 to drive the handle 705 to move down and be stored in the storage groove 8. Then, the dustproof plate 5 is slidably inserted into the slide groove 2 on the rear side of the shell 1 to support the shell 1 to prevent it from being contaminated. Then, the button 3 is operated to work. After use, the dustproof plate 5 is inserted into the slide groove 2 on the front side of the shell 1, so that the handle 705 can be moved up, and then the staff can hold the handle 705 to move and carry the device.

[0031] Embodiment 2

[0032] This embodiment is a further description of the above embodiment. It should be understood that this embodiment includes all the aforementioned technical features and is further described in detail.

[0033] like Figure 2 and Figure 3 As shown, in a further embodiment, a stopper 9 is provided on the inner side of the handle 705 , and the stopper 9 is fixedly disposed inside the storage groove 8 .

[0034] In a further embodiment, the stopper 9 is slidably connected to the handle 705 , and the top of the handle 705 is arranged on the outside of the storage groove 8 .

[0035] Specifically, the stopper 9 serves to limit the handle 705 to prevent the handle 705 from accidentally leaving the storage slot 8, thereby improving the rationality of the structure.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A portable financial and tax data entry device, comprising a housing (1) and a rotary ejection mechanism (7), characterized in that: A slide groove (2) is provided on the side wall of the shell (1), and a button (3) is installed on the shell (1); a dustproof plate (5) is provided on one side of the shell (1), and a first rack (6) is connected to the inner side of the dustproof plate (5); the rotary ejection mechanism (7) comprises a first gear shaft (701), a belt transmission structure (702), a second gear shaft (703), a second rack (704) and a handle (705); and the first gear shaft (701) is connected to the second gear shaft (703) through the belt transmission structure (702), and the second gear shaft (703) is meshingly connected to the second rack (704).

2. A portable financial and tax data entry device according to claim 1, characterized in that: The slide groove (2) is symmetrically arranged on the front and rear outer walls of the housing (1), and the slide groove (2) is slidably connected to the clamping block (4).

3. A portable financial and tax data entry device according to claim 2, characterized in that: The clamping blocks (4) are symmetrically distributed on the dustproof plate (5), and the dustproof plate (5) is connected to the first rack (6) via the clamping blocks (4).

4. A portable financial and tax data entry device according to claim 1, characterized in that: The first rack (6) is meshingly connected with the first gear shaft (701), and the first rack (6) is arranged at one end of a side block (4).

5. A portable financial and tax data entry device according to claim 1, characterized in that: The first gear shaft (701) and the second gear shaft (703) are both rotatably connected to the interior of the receiving groove (8), and the receiving groove (8) is provided on the housing (1).

6. A portable financial and tax data entry device according to claim 1, characterized in that: The second rack (704) is arranged on a side wall of the handle (705), and the handle (705) is slidably connected to the inside of the storage groove (8).

7. A portable financial and tax data entry device according to claim 1, characterized in that: A stopper (9) is provided on the inner side of the handle (705), and the stopper (9) is fixedly arranged inside the storage groove (8).

8. A portable financial and tax data entry device according to claim 7, characterized in that: The stopper (9) is slidably connected to the handle (705), and the top of the handle (705) is arranged on the outside of the storage groove (8).

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