Waterproof and anti-interference password keyboard

Abstract

The waterproof and anti-interference password keyboard comprises a bottom plate, a box body is connected to the middle of the upper end of the bottom plate, partition plates are connected to the lower portions of the two sides of the inner wall of the box body, and an anti-interference circuit board is connected to the upper end of the bottom plate. According to the waterproof and anti-interference password keyboard, through mutual cooperation of the first moisture absorption plate, the key bodies, the cover plate, the opening, the moisture absorption ring, the water guide ring, the connecting frame, the waterproof plate and the second moisture absorption plate, the interior of the box body can be kept dry, water is prevented from entering the box body through multiple water blocking devices, meanwhile, moisture absorption equipment is installed, a small amount of water can be collected, and the waterproof and anti-interference password keyboard is convenient to use. Damage of water to equipment in the box body is avoided, and the practicability of the device is improved; and through mutual cooperation of supporting blocks, convex rods, grooves, inserting blocks and connecting grooves, the box body and the cover plate can be mounted and dismounted, equipment in the box body can be rapidly overhauled and replaced, and the service life of the device is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of password keyboards, and particularly relates to a waterproof and anti-interference password keyboard. Background Art

[0002] A password keyboard is one of the essential computer external devices in a financial cashier system. It is used in cooperation with bank systems, POS machines, and management systems, mainly for inputting passwords. With the increasing number of bank card users and the growing popularity of card consumption, password keyboards have received more and more attention.

[0003] There is a conventional waterproof password keyboard (application number: 201120213081.5). A silica gel layer is provided on the keyboard circuit board, and isolation grooves for isolating liquid are provided on the silica gel layer. By providing the silica gel layer with isolation grooves, the liquid is isolated outside the keyboard circuit board layer, effectively preventing the liquid from entering the keyboard and damaging components. However, the above still has problems. Although the liquid can be blocked from the circuit board after entering the keyboard, the liquid will still be stored in the keyboard, causing water accumulation at the key positions and damaging the keys.

[0004] Therefore, it is very necessary to propose a waterproof and anti-interference password keyboard to solve the above problems. Content of the Utility Model

[0005] The main purpose of the utility model is to provide a waterproof and anti-interference password keyboard, which can effectively solve the problems in the background art.

[0006] To achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] A waterproof and anti-interference password keyboard includes a bottom plate. A box body is connected to the middle of the upper end of the bottom plate. Partition plates are connected to the lower parts of both sides of the inner wall of the box body. An anti-interference circuit board is connected to the upper end of the bottom plate. A first moisture absorption plate body is connected to the upper ends of the partition plates. Button bodies are evenly connected to the upper end of the anti-interference circuit board. A cover plate is connected to the upper end of the box body. Button bodies are evenly connected to the upper end of the cover plate. The lower ends of the multiple button bodies sequentially penetrate through the cover plate and the box body and extend into the box body. Openings are respectively formed in the upper ends of the cover plate and the box body corresponding to the multiple button bodies. The multiple button bodies are respectively located in the upper parts of the inner walls of the multiple openings. The middle parts of the lower ends of the multiple button bodies are connected with extrusion rods. The lower ends of the multiple extrusion rods respectively contact the middle parts of the upper ends of the multiple button bodies. A moisture absorption ring is connected to the lower part of the inner wall of the opening. A water guide ring is connected to the inner wall of the moisture absorption ring. The inner wall of the water guide ring contacts the upper part of the outer side of the extrusion rod. A connection frame is connected to the upper part of the inner wall of the box body. A waterproof plate is connected to the upper part of the inner wall of the connection frame. A second moisture absorption plate is connected to the lower end of the waterproof plate. The outer side of the second moisture absorption plate is connected to the lower part of the inner wall of the connection frame. Installation components are connected to both sides of the box body.

[0008] Preferably, the installation assembly includes support blocks, and the number of the support blocks is two groups. Convex rods are respectively connected to the two sides of the upper end of the bottom plate corresponding to the lower ends of the two support blocks. Grooves are respectively formed at the lower ends of the two support blocks corresponding to the plurality of convex rods. Plug blocks are respectively connected to the two sides of the lower end of the cover plate. Connecting grooves are respectively formed at the upper ends of the two support blocks corresponding to the two plug blocks. The two plug blocks are respectively located inside the two connecting grooves.

[0009] Preferably, the number of the plug blocks and the number of the connecting grooves are both two groups, and the shape of the plug block is adapted to the shape of the connecting groove.

[0010] Preferably, the shape of the upper end of the convex rod is adapted to the shape of the upper end of the inner wall of the groove.

[0011] Preferably, the shapes of the two sides of the upper end of the water guide ring are both inclined.

[0012] Preferably, connection ports are respectively formed at the waterproof plate and the second moisture absorption plate corresponding to the plurality of extrusion rods. Sealing rings are embedded in the inner walls of the connection ports. The inner walls of the plurality of sealing rings are respectively in contact with the outer sides of the plurality of extrusion rods.

[0013] Preferably, a sealing ring is connected to the upper part of the inner wall of the opening. The sealing ring is made of silica gel material. The inner wall of the sealing ring is in contact with the middle part of the outer side of the button body.

[0014] Preferably, both sides of the upper end of the cover plate are respectively connected to the two plug blocks and the two support blocks through installation bolts. Installation grooves are respectively formed at the upper end of the cover plate corresponding to the plurality of installation bolts. The plurality of installation bolts are respectively located inside the plurality of installation grooves.

[0015] Advantageous Effects

[0016] Compared with the prior art, the present utility model provides a waterproof and anti-interference password keyboard, which has the following advantageous effects:

[0017] 1. For the waterproof and anti-interference password keyboard, through the mutual cooperation of the first moisture absorption plate, the key body, the cover plate, the opening, the moisture absorption ring, the water guide ring, the connection frame, the waterproof plate and the second moisture absorption plate, the dryness inside the box body can be maintained. Through multiple water blocking devices, water is prevented from entering the box body. At the same time, a moisture absorption device is installed to collect a small amount of water, avoiding damage to the devices inside the box body caused by water, and improving the practicability of the device.

[0018] 2. For the waterproof and anti-interference password keyboard, through the mutual cooperation of the support blocks, the convex rods, the grooves, the plug blocks and the connecting grooves, the box body and the cover plate can be installed and disassembled, and the devices inside the box body can be quickly overhauled and replaced, improving the service life of the device. Brief Description of the Drawings

[0019] Figure 1 is a schematic structural view of the present utility model;

[0020] Figure 2 is a sectional view of the present utility model;

[0021] Figure 3 is a schematic structural view of the opening arrangement of the present utility model;

[0022] Figure 4 is the present utility model Figure 2 magnified schematic structural view of A.

[0023] In the figure: 1, bottom plate; 2, box body; 3, partition board; 4, anti-interference circuit board; 5, first moisture absorption plate; 6, button body; 7, cover plate; 8, button body; 9, opening; 10, extrusion rod; 11, moisture absorption ring; 12, water guide ring; 13, connecting frame; 14, waterproof board; 15, second moisture absorption plate; 16, support block; 17, convex rod; 18, groove; 19, insertion block; 20, connecting groove. Specific embodiments

[0024] In order to make the technical means, creative features, achieved purposes and functions of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0025] Such as Figures 1-4As shown in the figure, a waterproof and anti-interference password keyboard includes a bottom plate 1. In the middle of the upper end of the bottom plate 1, a box body 2 is connected. At the lower parts of both sides of the inner wall of the box body 2, partition plates 3 are connected. At the upper end of the bottom plate 1, an anti-interference circuit board 4 is connected. At the upper end of the partition plate 3, a first moisture absorption plate body 5 is connected. On the upper end of the anti-interference circuit board 4, button bodies 6 are evenly connected. At the upper end of the box body 2, a cover plate 7 is connected, which can install the button body 8. On the upper end of the cover plate 7, button bodies 8 are evenly connected. The lower ends of multiple button bodies 8 sequentially penetrate through the cover plate 7 and the box body 2 and extend into the interior of the box body 2. At the positions corresponding to multiple button bodies 8 on the upper ends of the cover plate 7 and the box body 2, openings 9 are respectively provided to facilitate the downward movement of the button body 8. Multiple button bodies 8 are respectively located in the upper parts of the inner walls of multiple openings 9. In the middle of the lower ends of multiple button bodies 8, extrusion rods 10 are connected. The lower ends of multiple extrusion rods 10 respectively contact the middle parts of the upper ends of multiple button bodies 6. At the lower part of the inner wall of the opening 9, a moisture absorption ring 11 is connected. Inside the inner wall of the moisture absorption ring 11, a water guide ring 12 is connected to prevent liquid from moving downward through the opening 9. The inner wall of the water guide ring 12 contacts the upper outer part of the extrusion rod 10. At the upper part of the inner wall of the box body 2, a connection frame 13 is connected. At the upper part of the inner wall of the connection frame 13, a waterproof plate 14 is connected, which can block water. At the lower end of the waterproof plate 14, a second moisture absorption plate 15 is connected, which can absorb the water entering the interior of the box body 3. The outer side of the second moisture absorption plate 15 is connected to the lower part of the inner wall of the connection frame 13. On both sides of the box body 2, installation components are connected. The installation component includes support blocks 16. The number of support blocks 16 is two groups. At the positions corresponding to the lower ends of two support blocks 16 on both sides of the upper end of the bottom plate 1, convex rods 17 are connected to improve the accuracy of the installation position of the support block 6. At the positions corresponding to multiple convex rods 17 at the lower ends of two support blocks 16, grooves 18 are respectively provided. At both sides of the lower end of the cover plate 7, insertion blocks 19 are connected. At the positions corresponding to two insertion blocks 19 at the upper ends of two support blocks 16, connection grooves 20 are respectively provided. Two insertion blocks 19 are respectively located inside two connection grooves 20. The number of insertion blocks 19 and the number of connection grooves 20 are both two groups. The shape of the insertion block 19 is adapted to the shape of the connection groove 20. The shape of the upper end of the convex rod 17 is adapted to the shape of the upper end of the inner wall of the groove 18. The shapes of both sides of the upper end of the water guide ring 12 are inclined to guide water. At the positions corresponding to multiple extrusion rods 10 on the waterproof plate 14 and the second moisture absorption plate 15, connection ports are respectively provided. Inside the inner wall of the connection port, a sealing ring is embedded. The inner walls of multiple sealing rings respectively contact the outer sides of multiple extrusion rods 10. At the upper part of the inner wall of the opening 9, a sealing ring is connected. The sealing ring is made of silicone material. The inner wall of the sealing ring contacts the middle part of the outer side of the button body 8. At both sides of the upper end of the cover plate 7, the cover plate 7 is respectively connected to two insertion blocks 19 and two support blocks 16 through installation bolts, which better installs the cover plate 7. At the positions corresponding to multiple installation bolts on the upper end of the cover plate 7, installation grooves are respectively provided. Multiple installation bolts are respectively located inside multiple installation grooves.

[0026] It should be noted that the present utility model is a password keyboard with waterproof and anti-interference functions. When in use, it is installed on the upper end of the bottom plate 1 through the box body 2. The convex rod 17 is inserted into the inside of the support block 16, and the cover plate 7 is placed on the upper end of the box body 2. The insertion block 19 is inserted into the inside of the connection groove 20, so that the box body 2 and the cover plate 7 can be installed. When in use, if liquid is splashed on the upper end of the cover plate 7, the sealing ring on the inner wall of the opening 9 can prevent the liquid from entering the inside of the box body 2. At the same time, the water guide block 12 guides the liquid, so that the liquid enters the inside of the moisture absorption ring 11. The moisture absorption ring 11 absorbs the liquid. At the same time, a small amount of liquid flows downward, and the waterproof plate 14 can carry out waterproof treatment on it. At the same time, the second moisture absorption plate 15 absorbs the liquid, and then the first moisture absorption plate 5 can absorb the liquid, so that the inside of the box body 2 can be kept dry all the time, and the situation of moisture inside the box body 2 can be avoided.

[0027] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A waterproof and anti-interference password keyboard, comprising a bottom plate (1), characterized in that: The upper middle part of the bottom plate (1) is connected to a box body (2). The lower parts of both sides of the inner wall of the box body (2) are connected to partition plates (3). The upper end of the bottom plate (1) is connected to an anti-interference circuit board (4). The upper ends of the partition plates (3) are connected to a first moisture absorption plate body (5). The upper end of the anti-interference circuit board (4) is evenly connected with button bodies (6). The upper end of the box body (2) is connected to a cover plate (7). The upper end of the cover plate (7) is evenly connected with button bodies (8). The lower ends of the multiple button bodies (8) sequentially penetrate through the cover plate (7) and the box body (2) and extend into the interior of the box body (2). The cover plate (7) and the upper end of the box body (2) are respectively provided with openings (9) corresponding to the multiple button bodies (8). The multiple button bodies (8) are respectively located in the upper parts of the inner walls of the multiple openings (9). The middle parts of the lower ends of the multiple button bodies (8) are connected to extrusion rods (10). The lower ends of the multiple extrusion rods (10) respectively contact the middle parts of the upper ends of the multiple button bodies (6). The lower part of the inner wall of the opening (9) is connected to a moisture absorption ring (11). The inner wall of the moisture absorption ring (11) is connected to a water guide ring (12). The inner wall of the water guide ring (12) contacts the upper outer part of the extrusion rod (10). The upper part of the inner wall of the box body (2) is connected to a connection frame (13). The upper part of the inner wall of the connection frame (13) is connected to a waterproof plate (14). The lower end of the waterproof plate (14) is connected to a second moisture absorption plate (15). The outer side of the second moisture absorption plate (15) is connected to the lower part of the inner wall of the connection frame (13). Both sides of the box body (2) are connected with installation components.

2. The waterproof and anti-interference password keyboard according to claim 1, characterized in that: The installation components include support blocks (16). The number of the support blocks (16) is two groups. Convex rods (17) are respectively connected to the upper ends of both sides of the bottom plate (1) corresponding to the lower ends of the two support blocks (16). Grooves (18) are respectively opened at the lower ends of the two support blocks (16) corresponding to the multiple convex rods (17). Insert blocks (19) are respectively connected to both sides of the lower end of the cover plate (7). Connection grooves (20) are respectively opened at the upper ends of the two support blocks (16) corresponding to the two insert blocks (19). The two insert blocks (19) are respectively located inside the two connection grooves (20).

3. The waterproof and anti-interference password keyboard according to claim 2, characterized in that: The number of the insert blocks (19) and the number of the connection grooves (20) are both two groups. The shape of the insert block (19) is adapted to the shape of the connection groove (20).

4. The waterproof and anti-interference password keyboard according to claim 2, characterized in that: The shape of the upper end of the convex rod (17) is adapted to the shape of the upper end of the inner wall of the groove (18).

5. A waterproof and anti-interference password keyboard according to claim 1, characterized in that: The shapes of both sides of the upper end of the water guide ring (12) are both inclined.

6. The waterproof and anti-interference password keyboard according to claim 1, wherein: The waterproof plate (14) and the second moisture absorption plate (15) are respectively provided with connection ports corresponding to the multiple extrusion rods (10). Sealing rings are embedded in the inner walls of the connection ports. The inner walls of the multiple sealing rings respectively contact the outer sides of the multiple extrusion rods (10).

7. A waterproof and anti-interference password keyboard according to claim 1, characterized in that: A sealing ring is connected to the upper part of the inner wall of the opening (9). The sealing ring is made of silica gel material. The inner wall of the sealing ring contacts the middle part of the outer side of the button body (8).

8. A waterproof and anti-interference password keyboard according to claim 1, characterized in that: Both sides of the upper end of the cover plate (7) are respectively connected to two insertion blocks (19) and two support blocks (16) by mounting bolts. Installation grooves are respectively formed at the positions corresponding to the plurality of mounting bolts at the upper end of the cover plate (7), and the plurality of mounting bolts are respectively located inside the plurality of installation grooves.

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