CN2492874Y

CN2492874Y - Coputer extension chassis

Info

Publication number: CN2492874Y
Application number: CN 01245897
Authority: CN
Inventors: 应启峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-06-12
Filing date: 2001-06-12
Publication date: 2002-05-22
Anticipated expiration: 2011-06-12

Abstract

The utility model designed for convenient use relates to the technical field of extended computer cases. The utility model has a case body, on which a case door and a wire hole for the passing of power wires are provided, multiple layers of sliding parts are fixed in the case body via a chute guide rail structure, and a plurality of sockets used for the plugging of tax cards are distributed on the surfaces of the sliding parts. The utility model is suitably used in computer invoicing systems and has the advantages of simple structure, convenient use, reduction of use expense of computers.

Description

Computing machine expansion cabinet

The utility model relates to a kind of computer-aided equipment, i.e. the outside expansion equipment equipment box of computing machine technical field.

The VAT invoice anti-false tax-controlled system is applied in the whole nation by the State Tax Administration, and wherein false proof billing system is made up of the tax-card and IC-card, the corresponding software that are inserted in the computing machine.Each enterprise must possess a computing machine, a printer, tax-card, IC-card and a corresponding software just can open special invoice.In order to strengthen antiforge function, in a computing machine, only allow to insert a tax-card, bringing consequence like this is that a computing machine can only be opened invoice for a tame enterprise.The use pattern of one machine one card brings many difficulties for a part of user, as uses enterprise's each household of a machine one card need drop into 20,000 yuan of funds and just can open special invoice.As the patent No. is the Chinese patent " the special-purpose billing machine of value added tax " of 96221766.X, it mainly constitutes by bill printer with by the tax control computer system that motherboard, hard disk, power supply, keyboard are formed, its motherboard is that the interface circuit with micro-mainframe computer, anti-counterfeit identifying card and printer, display, hard disk, keyboard, scanner, IC-card, IC-card mouse etc. is integrated on this plate, it is characterized in that: a. LCD is installed on the front shroud of printer and combines together fully, and display screen can be with turning over 90 degree on the front shroud; B. the tax control computer system is installed in below the printer, connects by interface cable, forms an one-piece construction.This computer system just has above-mentioned problem.There is the scientific research personnel to design a kind of new value added tax billing system for this reason, it is concentrated taxation office, the accounting firm of making out an invoice for medium-sized and small enterprises and is equipped with, can make a plurality of enterprises as a common computing machine and the printer of being equipped with of 64 family enterprises, just can open VAT invoice, each household enterprise only needs about 300 yuan like this, for vast medium-sized and small enterprises, Xin Kai enterprise save a large number of fund and manual labor.But this computing machine billing system must have peripheral apparatus to assign the peculiar tax-card of each enterprise, thereby the information that computing machine is in time read in the tax card is opened VAT invoice.

The purpose of this utility model with regard to be to provide at above-mentioned prior art present situation a kind of easy to use, pacify tax Add-in card for concentrating the computing machine billing system of opening special invoice to be equipped with, thereby reduce the computing machine expansion cabinet of computing machine billing system usage charges.

The purpose of this utility model is achieved in that this computing machine expansion cabinet, it is characterized in that having a casing, have the wire hole of chamber door and supply lines turnover on the casing, be fixed with the slipper of multilayer in the casing by the chute guide rail structure, the slipper surface distributed has a plurality of sockets that are used for tax Add-in card.

Above-mentioned chute guide rail structure is that the side of slipper is fixed with guide rail, chute is fixed on the fixed head, the position has the adjusting elongated slot before and after the fixed head, the back up pad that the position is connected and fixed before and after corresponding and the fixed head has the fixedly elongated slot that staggers successively, passes the adjusting elongated slot of fixed head and the fixedly elongated slot of back up pad is connected and fixed fixed head and back up pad with screw.

Its leading section of above-mentioned slipper has the upwards folding part of folding, and there is handle this front, folding part, in rearward end the spacing upwards folding part of folding is arranged.

Above-mentioned chute guide rail structure is arranged from top to bottom or is from left to right arranged along the top and the bottom of casing along the sidewall of casing.

Computing machine expansion cabinet of the present utility model is equipped with for concentrating the computing machine billing system of opening special invoice, make many enterprises can share printer of a computing machine and open VAT invoice as 64 tame medium-sized and small enterprises, thereby save a large number of fund and usage charges for vast new enterprise and medium-sized and small enterprises, and easy to use, a lot of tax card layerings can be assigned in lines in an orderly manner, select again to use, again can be under lock and key with chamber door, reach secret effect, security is good, and is easy to maintenance.

Description of drawings.

The front view (office is cutd open) of Fig. 1, computing machine expansion cabinet;

The cut-open view of Fig. 2, computing machine expansion cabinet;

The cut-open view (slipper is not installed) of Fig. 3, computing machine expansion cabinet;

The front view (state of chamber door is not installed) of Fig. 4, computing machine expansion cabinet.

Below in conjunction with description of drawings embodiment of the present utility model is described in further detail.

Embodiment 1, as scheme institute and look, this computing machine expansion cabinet, a casing 1 is at first arranged, have the wire hole of chamber door 11 and supply lines turnover on the casing, the chamber door of casing adopts opposite opened, being equipped with the handle 13 that opens the door on the chamber door opens the door to make things convenient for the user, and adorn electronic password lock on the chamber door, the signal wire of electronic password lock is connected with computing machine, the staff can input the switch that password is controlled expansion cabinet chamber door on computers like this, the both sides sidewall setting of casing is fixed with back up pad 2, every side sidewall front and back position is distributed with two, every back up pad has the fixedly elongated slot 21 that staggers successively, also has fixed head 3 simultaneously, the position has and regulates elongated slot 31 before and after the fixed head, along wall box 4 fixed heads are arranged successively from top to bottom, with screw pass fixed head regulate elongated slot and back up pad fixedly elongated slot connect fixing, every fixed head is fixedly connected with chute 6, also being distributed with 4 layers of sliding panel from top to bottom successively in the casing accordingly is slipper 4, the side of each slipper is equipped with guide rail, by the chute guide rail structure slipper hierarchically is fixed up with the casing activity like this.Fixed head and back up pad adopt notching construction, promptly make things convenient for slipper to install, and can regulate height again.Wall box connects rotating limiting plate 8 in the groove guide rail structure anterior locations of living with articulated elements 10, sidewall also is fixed with locking plate 17 with screw simultaneously, locking plate and limiting plate have corresponding lockhole, in the time will preventing that sliding panel from arbitrarily being pulled out by other unrelated persons, as long as limiting plate is closed, pass lockhole on locking plate and the limiting plate with lockset 18, they are locked.Slipper is two parts before and after central dividing plate 5 is divided into its surface with the cross section also, forward part is embarked on journey and is fixed with the socket 7 that is used for pacifying tax Add-in card successively, its number can be 16, the rear portion electric wire arrangement of assigning to, central dividing plate has rectangular perforate 51 at the socket of peace tax Add-in card, promptly make things convenient for the user to locate and can air permeable, be convenient to heat radiation.The leading section of slipper has the upwards folding part 41 of folding, there is the handle 43 for the staff tractive front, make things convenient for the slipper as required can be elastic, and rearward end also has the upwards folding part 42 of folding, but it cooperate and play spacing positioning action with the chute of wall box.The front portion of casing also has breach 12 display screen that shows tax card seat number is installed; the signal wires of display screen is connected with computing machine; and the box inside at breach is provided with protective cover 9; prevent that foreign object from stretching into; increase security, and the staff can know which enterprise is opening invoice by display screen.The casing rear wall is equipped with back shroud 15, be that buckle is connected with bottom half below the back shroud, buckle structure is for to be provided with clamp 14 at bottom half, utilize self flanging and metal bending member formation bayonet socket 16 below the back shroud, bayonet socket below the back shroud is stuck on the clamp, and top by lockset and casing is fixing gets final product, it makes things convenient for staff's dismounting back shroud, come the repair circuit fault, convenient use user.

Embodiment 2, similar with embodiment 1, this computing machine expansion cabinet, a casing is also arranged, have the wire hole of chamber door and supply lines turnover on the casing, the chamber door of casing adopts opposite opened, being equipped with the handle that opens the door on the chamber door opens the door to make things convenient for the user, and adorn electronic password lock on the chamber door, the signal wire of electronic password lock is connected with computing machine, the staff can input the switch that password is controlled expansion cabinet chamber door on computers like this, its difference is that the top of casing and bottom setting are fixed with back up pad, and front and back are distributed with two, direction is horizontal, every back up pad has the fixedly elongated slot that staggers successively, also has fixed head simultaneously, the position has the adjusting elongated slot before and after the fixed head, wall along casing top and bottom from left to right has 4 fixed heads successively, fixed head is to be vertical, with screw pass fixed head regulate elongated slot and back up pad fixedly elongated slot connect fixing, every fixed head vertically is fixedly connected with chute, also from left to right being distributed with 4 layers of sliding panel successively in the casing accordingly is slipper, the side of each slipper is equipped with guide rail, by the chute guide rail structure slipper apportion ground and casing activity are fixed up like this, other structures are close with embodiment 1, no longer carefully state here.

Claims

1, a kind of computing machine expansion cabinet, it is characterized in that: a casing (1) is arranged, have the wire hole of chamber door (11) and supply lines turnover on the casing, be fixed with the slipper (4) of multilayer in the casing by the chute guide rail structure, the slipper surface distributed has a plurality of sockets (7) that are used for tax Add-in card.

2, cabinet according to claim 1 is characterized in that described chute guide rail structure arranges from top to bottom or from left to right arrange along the top and the bottom of casing along the sidewall of casing.

3, cabinet according to claim 1, it is characterized in that described chute guide rail structure is that the side of slipper (4) is fixed with guide rail, chute (6) is fixed on the fixed head (3), the position has and regulates elongated slot (31) before and after the fixed head, the back up pad (2) that the position is connected and fixed before and after corresponding and the fixed head has the fixedly elongated slot (21) that staggers successively, passes the adjusting elongated slot of fixed head and the fixedly elongated slot of back up pad is connected and fixed fixed head and back up pad with screw.

4, cabinet according to claim 3, it is characterized in that its sidewall of described casing (1) connects rotating limiting plate (8) in the groove guide rail structure anterior locations of living by articulated structure, sidewall also is fixed with locking plate (17) simultaneously, and locking plate and limiting plate have for lockset and lock lockhole accordingly.

5, cabinet according to claim 1 is characterized in that its leading section of described slipper (4) has the upwards folding part (41) of folding, in this front, folding part handle (43) is arranged, and in rearward end the spacing upwards folding part (42) of folding is arranged.

6, cabinet according to claim 1, it is characterized in that described slipper (4) with central dividing plate (5) its surface is divided into before and after two parts, forward part is embarked on journey to be fixed with successively and is used for the socket (7) of tax Add-in card, the rear portion electric wire arrangement of assigning to.

7, cabinet according to claim 1 is characterized in that described casing (1) front portion has breach (12), and the display screen that shows tax card seat number is installed, and the casing inboard in breach is fixed with protective cover (9).

8, cabinet according to claim 1 is characterized in that its chamber door installation electronic password lock of described casing (1), and the signal wire of electronic password lock is connected with computing machine.

9, cabinet according to claim 1 is characterized in that described casing (1) its rear wall is equipped with back shroud (15), is that buckle is connected with bottom half below the back shroud, fixes with lockset above.