High-temperature-resistant extrusion-resistant waterproof USB key

Abstract

The utility model discloses a high temperature resistant, extrusion resistant and waterproof USB key, which comprises a USB key main body, one side of the USB key main body is provided with a protective shell, the protective shell is of a double-layer structure, a fireproof layer is arranged between the inner wall surface and the outer wall surface of the protective shell, rock wool is filled in the fireproof layer, and the protective shell corresponds to the USB key main body in position. And the protective shell is arranged on the outer wall surface of the USB key main body in a sleeving manner. The novel USB key has the advantages that by arranging the protective shell, the rock wool, the connecting protruding block, the connecting groove and the sealing cover, the USB key can be protected through the protective shell, the USB key body is prevented from being extruded and damaged by external force, the rock wool has the fireproof effect, and therefore the protective shell has the fireproof effect, the USB key body has the fireproof function, and the service life of the USB key is prolonged. The connection between the sealing cover and the protection shell is more convenient and simple through the mutual cooperation of the connection protruding block and the connection groove, and the sealing cover can play a role in preventing water and dust for the USB connector.

Description

Technical Field

[0001] The utility model relates to the field of USB tokens, and particularly relates to a high-temperature resistant, extrusion resistant and waterproof USB token. Background Art

[0002] A USB token, also known as a U shield, is the guard of online banking security. Its shape is similar to a USB flash drive and resembles a shield, constantly protecting the security of funds in online banking. The USB token adopts high-strength information encryption, digital authentication and digital signature technologies, has non-replicability, can effectively prevent payment risks, ensure the security of customers' online payment funds, and is convenient to use. Currently, existing USB tokens are usually directly exposed to the air, which has the following problems: 1. The USB token is easily damaged by external extrusion; 2. The USB token does not have fire and waterproof functions and is easily damaged when encountering fire or water.

[0003] Therefore, based on the above problems, we designed such a high-temperature resistant, extrusion resistant and waterproof USB token to solve the above problems. Summary of the Invention

[0004] The purpose of the utility model is to provide a high-temperature resistant, extrusion resistant and waterproof USB token to solve the problems in the prior art that existing USB tokens are usually directly exposed to the air, so the USB token is easily damaged by external extrusion; the USB token does not have fire and waterproof functions and is easily damaged when encountering fire or water.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A high-temperature resistant, extrusion resistant and waterproof USB token, including a USB token body, a protective shell is arranged on one side of the USB token body, the protective shell is of a double-layer structure, a fireproof layer is arranged between the inner wall surface and the outer wall surface of the protective shell, rock wool is filled in the fireproof layer, the position of the protective shell corresponds to that of the USB token body, and the protective shell is sleeved on the outer wall surface of the USB token body. One end of the USB token body is fixedly installed with a USB connector, a connection port is opened on one side of the outer wall surface of the protective shell, connection bumps are fixedly installed on both side walls in the connection port, a sealing cover is arranged on one side of the USB token body, the position of the sealing cover corresponds to that of the protective shell, and the sealing cover is sleeved on the connection port on one side of the outer wall surface of the protective shell. Connection grooves are respectively opened at the lower ends of both side walls in the sealing cover, the two connection grooves respectively correspond to the two connection bumps in the connection port, and the two connection bumps are respectively clamped in the two connection grooves.

[0006] Preferably, the sealing cover is made of alloy material, and a protective layer is arranged on the outer wall surface of the sealing cover. The protective layer is of a double-layer structure and includes polyurethane waterproof coating and fireproof paint.

[0007] Preferably, the polyurethane waterproof coating is located on the innermost side, and the polyurethane waterproof coating is directly applied to the outer wall surface of the sealing cover, and the fireproof paint is applied to the outer side of the polyurethane waterproof coating.

[0008] Preferably, a clamping groove is formed on one side of the inner wall surface of the sealing cover, and the clamping groove is located above the two connecting bumps.

[0009] Preferably, a sealing ring is clamped in the clamping groove, the sealing ring is made of rubber, and one end of the sealing ring away from the inner bottom end of the clamping groove abuts against the inner wall surface of the connecting port.

[0010] Preferably, a connecting block is fixedly installed on one side surface of the protective shell, and a connecting hole is formed on one side wall surface of the connecting block.

[0011] In the above technical solution, the technical effects and advantages provided by the present utility model are as follows: In the present utility model, by providing a protective shell, rock wool, connecting bumps, connecting grooves and a sealing cover, before using the device, the protective shell is sleeved on the outer wall surface of the U shield body. When using the device, the sealing cover is pulled upward, so that the sealing cover is separated from the protective shell and the USB connector is exposed to the air. Finally, the USB connector is inserted into the designated position for use. When the U shield body is used up, the sealing cover is placed above the protective shell so that the positions of the sealing cover and the protective shell correspond to each other. Then, the sealing cover is pushed downward so that the sealing cover covers the connecting port on the outer wall surface of the protective shell. Immediately afterwards, the sealing cover is continuously pushed downward so that the connecting bumps on the inner wall surface of the connecting port are clamped in the connecting grooves on the inner wall surface of the sealing cover. Compared with the traditional device, the addition of this device enables the device to play a protective role for the U shield body through the protective shell, avoiding the U shield body from being damaged by external force. Rock wool has a fireproof function, so that the protective shell has a fireproof effect, and further enables the U shield body to have a fireproof function. The mutual cooperation of the connecting bumps and the connecting grooves makes the connection between the sealing cover and the protective shell more convenient and concise, and the sealing cover can play a role in waterproofing and dustproofing for the USB connector. Description of the Drawings

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings.

[0013] Figure 1 It is a schematic diagram of the overall structure of the present utility model.

[0014] Figure 2 It is an exploded view of the U shield body, the protective shell and the sealing cover of the present utility model.

[0015] Figure 3 This is the front sectional view of the protective case of the present utility model.

[0016] Figure 4 This is the front sectional view of the sealing cover of the present utility model.

[0017] Explanation of reference numerals in the drawings: 1. USB key body; 2. Protective case; 3. Rock wool; 4. USB connector; 5. Connection port; 6. Connection bump; 7. Sealing cover; 8. Connection groove; 9. Protective layer; 901. Polyurethane waterproof coating; 902. Fireproof paint; 10. Card slot; 11. Sealing ring; 12. Connection block; 13. Connection hole. Specific implementation manner

[0018] The present utility model provides a Figures 1-4 high-temperature resistant, extrusion resistant and waterproof USB key as shown, which includes a USB key body 1. A protective case 2 is provided on one side of the USB key body 1. The protective case 2 is of a double-layer structure. A fireproof layer is provided between the inner wall surface and the outer wall surface of the protective case 2, and rock wool 3 is filled in the fireproof layer. The positions of the protective case 2 and the USB key body 1 correspond to each other, and the protective case 2 is sleeved on the outer wall surface of the USB key body 1. A USB connector 4 is fixedly installed at one end of the USB key body 1. A connection port 5 is opened on one side of the outer wall surface of the protective case 2. Connection bumps 6 are fixedly installed on the two side wall surfaces in the connection port 5. A sealing cover 7 is provided on one side of the USB key body 1. The positions of the sealing cover 7 and the protective case 2 correspond to each other, and the sealing cover 7 is sleeved on the connection port 5 on one side of the outer wall surface of the protective case 2. Connection grooves 8 are opened at the lower ends of the two side wall surfaces in the sealing cover 7. The two connection grooves 8 correspond to the two connection bumps 6 in the connection port 5 respectively, and the two connection bumps 6 are respectively clamped in the two connection grooves 8. Compared with traditional devices, the addition of this device enables the device to protect the USB key body 1 through the protective case 2, avoiding the USB key body 1 from being damaged by external force. The rock wool 3 has a fireproof function, so that the protective case 2 has a fireproof effect, and further enables the USB key body 1 to have a fireproof function. The mutual cooperation of the connection bumps 6 and the connection grooves 8 makes the connection between the sealing cover 7 and the protective case 2 more convenient and simple, and the sealing cover 7 can play a role in waterproofing and dustproofing the USB connector 4.

[0019] Furthermore, in the above technical solution, the sealing cover 7 is made of alloy material, and the outer wall surface of the sealing cover 7 is provided with a protective layer 9, the protective layer 9 is a double-layer structure, the protective layer 9 includes a polyurethane waterproof coating 901 and a fire retardant paint 902, the polyurethane waterproof coating 901 is located on the innermost side, and the polyurethane waterproof coating 901 is directly applied to the outer wall surface of the sealing cover 7, and the fire retardant paint 902 is applied to the outer side of the polyurethane waterproof coating 901, the polyurethane waterproof coating 901 has a waterproof effect, and the fire retardant paint 902 has a fireproof effect. The setting of the protective layer 9 makes the waterproof and fireproof effects of the sealing cover 7 more excellent.

[0020] Furthermore, in the above technical solution, a card slot 10 is provided on one side of the inner wall surface of the sealing cover 7, and the card slot 10 is located above the two connecting protrusions 6. A sealing ring 11 is provided in the card slot 10, and the sealing ring 11 is made of rubber material, and one end of the sealing ring 11 away from the inner bottom end of the card slot 10 is arranged on the inner wall surface of the connecting port 5. A connecting block 12 is fixedly installed on one side of the protective shell 2, and a connecting hole 13 is provided on one side wall surface of the connecting block 12. The setting of the sealing ring 11 improves the sealing between the sealing cover 7 and the connecting port 5, thereby making the waterproof effect of the device better. The setting of the connecting block 12 and the connecting hole 13 is convenient for the user to connect the hook and hang it on the body, thereby avoiding the loss of the device.

[0021] Working principle: When the user needs to use the device, the user first holds the U shield body 1 with the protective shell 2, then pulls the sealing cover 7 upwards to separate the sealing cover 7 from the protective shell 2 and expose the USB connector 4 to the air, and finally inserts the USB connector 4 to the designated position for use. When the U shield body 1 is used up, place the sealing cover 7 on the top of the protective shell 2 so that the positions of the sealing cover 7 and the protective shell 2 correspond to each other, and then push the sealing cover 7 downward so that the sealing cover 7 covers the connecting port 5 on the outer wall of the protective shell 2, and then continue to push the sealing cover 7 downward so that the connecting protrusion 6 on the inner wall of the connecting port 5 is stuck in the connecting groove 8 on the inner wall of the sealing cover 7.

[0022] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A high temperature resistant, extrusion resistant and waterproof U shield, comprising a U shield body (1), characterized in that: A protective shell (2) is provided on one side of the U shield body (1), the protective shell (2) being a double-layer structure, a fireproof layer is provided between the inner wall surface and the outer wall surface of the protective shell (2), the fireproof layer is filled with rock wool (3), the positions of the protective shell (2) and the U shield body (1) correspond to each other, and the protective shell (2) is sleeved on the outer wall surface of the U shield body (1), a USB connector (4) is fixedly mounted on one end of the U shield body (1), a connection port (5) is provided on one side of the outer wall surface of the protective shell (2), and both sides of the connection port (5) are A connecting protrusion (6) is fixedly mounted on the wall surface, a sealing cover (7) is provided on one side of the U shield body (1), the positions of the sealing cover (7) and the protective shell (2) correspond to each other, and the sealing cover (7) is sleeved on the connecting port (5) on one side of the outer wall surface of the protective shell (2), and connecting grooves (8) are provided at the lower ends of the two side wall surfaces in the sealing cover (7), the two connecting grooves (8) respectively correspond to the positions of the two connecting protrusions (6) in the connecting port (5), and the two connecting protrusions (6) are respectively clamped in the two connecting grooves (8).

2. A high temperature resistant, extrusion resistant and waterproof U shield according to claim 1, characterized in that: The sealing cover (7) is made of alloy material, and the outer wall surface of the sealing cover (7) is provided with a protective layer (9), the protective layer (9) is a double-layer structure, and the protective layer (9) comprises a polyurethane waterproof coating (901) and a fireproof paint (902).

3. A high temperature resistant, extrusion resistant and waterproof U shield according to claim 2, characterized in that: The polyurethane waterproof coating (901) is located at the innermost side, and the polyurethane waterproof coating (901) is directly applied to the outer wall surface of the sealing cover (7), and the fireproof paint (902) is applied to the outer side of the polyurethane waterproof coating (901).

4. The high temperature resistant, extrusion resistant and waterproof U shield according to claim 1, characterized in that: A clamping groove (10) is provided on one side of the inner wall surface of the sealing cover (7), and the clamping groove (10) is located above the two connecting protrusions (6).

5. A high temperature resistant, extrusion resistant and waterproof U shield according to claim 4, characterized in that: A sealing ring (11) is disposed in the card slot (10), the sealing ring (11) is made of rubber, and one end of the sealing ring (11) away from the bottom end of the inner side of the card slot (10) is disposed on the inner wall surface of the connection port (5).

6. The high temperature resistant, extrusion resistant and waterproof U shield according to claim 1, characterized in that: A connection block (12) is fixedly mounted on one side of the protective shell (2), and a connection hole (13) is provided on one side wall of the connection block (12).

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