CN217406529U - Onboard SIM card fixing device - Google Patents

Abstract

The utility model provides a board carries SIM card fixing device, including the socket fixed plate, set up in SIM socket on the socket fixed plate, lid fit the elasticity preforming subassembly of SIM socket top and the SIM card that is used for placing the SIM card hold in the palm, wherein: an accommodating cavity is formed between the elastic pressing sheet assembly and the SIM socket, and the SIM card holder is inserted into the accommodating cavity; one end face of the SIM card support is tightly abutted to the elastic pressing sheet assembly so that the SIM card on the other end face is clamped with the SIM socket. This board carries SIM card fixing device's elasticity preforming subassembly holds in the palm the SIM card and tightly laminates the SIM socket with the SIM card on, can be applied to vibrations or be in complicated abominable operating mode for a long time when the track traffic moves.

Description

Onboard SIM card fixing device

Technical Field

The utility model relates to a communication wireless transmission technical field, especially, board carries SIM card fixing device.

Background

Currently, data communication is used for transmission through the SIM card on rail transit. The traditional SIM card is inserted into a card slot of the SIM card, is limited by the periphery of the card slot and is contacted with the SIM card through a card slot elastic sheet. The chinese patent application CN207490139U describes a micro-sim card self-ejection card holder, which comprises a cavity formed by a plastic body and a shell, wherein the back surface of the shell is provided with an elastic micro-sim card pressing plate, when a micro-sim card is inserted into the cavity, the micro-sim card can be firmly fixed in the cavity, and the micro-sim card is effectively prevented from falling out of the micro-sim card holder. In the device, when the elastic micro-sim card pressing plate is abutted against the micro-sim card by utilizing the elastic acting force of the elastic micro-sim card pressing plate, if the elastic micro-sim card pressing plate vibrates or is in a complex and severe working condition for a long time during the operation of rail transit, the elastic micro-sim card pressing plate is likely to loose, so that the micro-sim card and the elastic micro-sim card pressing plate are in poor contact, a host cannot read the micro-sim card, communication interruption occurs, and the operation safety of a locomotive is further influenced.

In view of the above, a new technical solution is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an onboard SIM card fixing device aims at solving the bad technical problem of SIM card in draw-in groove internal contact.

In order to achieve the above object, the utility model adopts the following technical means:

the utility model provides a board carries SIM card fixing device, includes the socket fixed plate, sets up in the SIM socket on the socket fixed plate, the lid fits the elasticity preforming subassembly of SIM socket top and is used for placing the SIM card and holds in the palm, wherein:

an accommodating cavity is formed between the elastic pressing sheet assembly and the SIM socket, and the SIM card support is inserted into the accommodating cavity; one end face of the SIM card support is tightly propped against the elastic pressing piece component so as to clamp the SIM card on the other end face with the SIM socket.

Optionally, the elastic pressing piece assembly comprises an elastic pressing piece with permanent elastic deformation force, and the elastic pressing piece is tightly abutted to the end face of the SIM card holder.

Optionally, the elastic pressing sheet is arranged in a bent mode, and a bent free end is tightly abutted to the SIM card holder.

Optionally, the elastic pressing piece assembly further comprises a pressing piece body detachably connected with the socket fixing plate, and the elastic pressing piece is arranged on the pressing piece body.

Optionally, the elastic pressing sheet is integrally formed with the pressing sheet body, and the elastic pressing sheet is located in the middle of the pressing sheet body.

Optionally, the two ends of the pressing sheet body respectively extend outwards to form at least two protruding blocks, bolt holes are formed in the protruding blocks, and bolt pillars corresponding to the bolt holes are arranged on the socket fixing plate in a protruding mode.

Optionally, the bolt hole and the bolt pillar are connected by bolt fastening.

Optionally, the height of the bolt support is set according to the sum of the heights of the SIM socket and the accommodating cavity.

Compared with the prior art, the utility model discloses bring following technological effect:

the utility model discloses a board carries SIM card fixing device, the elasticity preforming subassembly holds in the palm the SIM card and the SIM card is laminated to the SIM socket tightly; meanwhile, the elastic pressing sheet assembly is convenient to fixedly install and moderate in force, the SIM card can be guaranteed not to be loose in contact with the SIM socket when the SIM card is vibrated or is in a complicated and severe working condition for a long time during rail transit operation, and normal insertion and extraction of the SIM card are not influenced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 illustrates an assembly view of the onboard SIM card fixture of the present invention;

fig. 2 shows an exploded view of fig. 1.

The reference numbers illustrate:

1. a socket fixing plate; 2. a SIM socket; 3. an elastic pressing sheet assembly; 4. a SIM card holder; 5. a SIM card; 6. an accommodating cavity; 7. elastic tabletting; 8. a tablet body; 9. a bump; 10. bolt holes; 11. a bolt support; 12. and (4) bolts.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Please refer to fig. 1 and fig. 2, the utility model provides an onboard SIM card fixing device, which is applied to the rail transit and used in the communication wireless transmission technology. The SIM card is arranged in a traditional card slot, generates vibration or is in a complex and severe working condition for a long time when a locomotive runs, so that the SIM card is loosened in the card slot or is in poor contact with the card slot, a host cannot read the SIM card, communication interruption occurs, and the locomotive running is further influenced. In this embodiment, the SIM card is placed in the SIM card onboard fixing device to solve the above-mentioned problems.

Specifically, this board-mounted SIM card fixing device includes socket fixed plate 1, set up SIM socket 2 on socket fixed plate 1, the elasticity preforming subassembly 3 of covering above SIM socket 2 and the SIM card that is used for placing SIM card 5 holds in the palm 4, wherein:

an accommodating cavity 6 is formed between the elastic pressing sheet assembly 3 and the SIM socket 2, and the SIM card holder 4 is inserted into the accommodating cavity 6; one end face of the SIM card 5 support 4 is tightly propped against the elastic pressing sheet component 3 so as to clamp the SIM card 5 on the other end face with the SIM socket 2.

In this embodiment, the socket fixing plate 1 is fixedly connected to a locomotive body or an interior trim of a rail transit. The bottom of the SIM socket 2 is connected to the socket fixing plate 1, and a plurality of communication ports configured as a signal integration module, a switch integration module, and the like are disposed at an end of the SIM socket 2 away from the bottom.

The elastic pressing sheet assembly 3 covers the upper part of the SIM socket 2 and forms an accommodating cavity 6 with the communication port of the SIM socket 2. The SIM card holder 4 is inserted along the extending direction of the accommodating cavity 6, and the SIM card 5 positioned at the bottom of the SIM card holder 4 is fed into the accommodating cavity 6. At this time, the elastic pressing sheet assembly 3 transmits downward elastic acting force to the SIM card 5 through the SIM card holder 4, so that the SIM card 5 is in communication connection with the communication port of the SIM socket 2. The fixing device can ensure that the SIM card 5 is stably and reliably contacted with the SIM socket 2 in long-term operation, and simultaneously does not influence the insertion and ejection of the SIM card. Compared with the traditional device, when the locomotive runs and vibrates or is in a complex and severe working condition for a long time, the SIM card 5 cannot be loosened in the accommodating cavity 6 and cannot be in poor contact with the SIM socket 2.

In this scheme, elasticity preforming subassembly 3 includes elasticity preforming 7 of permanent elastic deformation power, and elasticity preforming 7 supports tightly with the terminal surface of SIM card support 4.

It should be noted that the permanent elastic deformation force of the elastic pressing sheet 7 means that the elastic pressing sheet 7 is left for a certain time after the stress is removed, and the percentage of the deformation dimension to the original dimension is a determined value. The stable material mechanical property of the elastic pressing sheet 7 can ensure that the downward elastic acting force transmitted to the SIM card 5 is a constant value, thereby ensuring that the SIM card 5 is in stable and reliable contact with the SIM socket 2 in long-term operation.

Preferably, the elastic pressing sheet 7 is in a bent arrangement, and the bent free end is tightly abutted with the holder 4 of the SIM card 5.

Specifically, the bent free end is arranged obliquely to the direction of the SIM card 5. The angle of the inclination can be customized.

In this scheme, elasticity preforming subassembly 3 still includes the preforming body 8 of dismantling the connection with socket fixed plate 1, and elasticity preforming 7 sets up on preforming body 8.

Preferably, the elastic pressing sheet 7 is integrally formed with the pressing sheet body 8, and the elastic pressing sheet 7 is located in the middle of the pressing sheet body 8.

In this scheme, the both ends of preforming body 8 outwards extend respectively and are equipped with two at least lugs 9, set up bolt hole 10 on the lug 9, protruding bolt pillar 11 of establishing corresponding with bolt hole 10 on the socket fixing plate 1.

In this embodiment, the bolt hole 10 and the bolt support 11 are fastened and connected by a bolt 12.

As an embodiment of the technical scheme, the pressing sheet body 8 is detachably and fixedly connected with the socket fixing plate 1 through a fastener. Specifically, two ends of the tablet pressing body 8 are respectively provided with a projection 9, a bolt hole 10 is arranged in the projection 9, a bolt support 11 is arranged on the socket fixing plate 1 in a protruding mode, and a bolt 12 penetrates through the bolt hole 10 to be fixedly connected with an internal thread of the bolt support 11.

In this embodiment, the height of the bolt support 11 is set according to the sum of the heights of the SIM socket 2 and the receiving cavity 6.

When the elastic pressing sheet component is used, the height of the bolt support 11 is selected according to the sum of the heights of the SIM socket 2 and the accommodating cavity 6, the application range of the elastic pressing sheet component 3 is expanded, and the cost is reduced.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (8)

1. The utility model provides a board carries SIM card fixing device which characterized in that, includes the socket fixed plate, set up SIM socket on the socket fixed plate, lid fit in the elasticity preforming subassembly of SIM socket top and be used for placing the SIM card of SIM card hold in the palm, wherein:

an accommodating cavity is formed between the elastic pressing sheet assembly and the SIM socket, and the SIM card holder is inserted into the accommodating cavity; one end face of the SIM card support is tightly abutted to the elastic pressing sheet assembly so that the SIM card on the other end face is clamped with the SIM socket.

2. A card-mounted SIM card holding device as claimed in claim 1, wherein the elastic pressing piece assembly comprises an elastic pressing piece with permanent elastic deformation force, and the elastic pressing piece is abutted against the end face of the SIM card holder.

3. A card-mounted SIM card holder as claimed in claim 2, wherein the resilient pressing plate is arranged in a bent configuration, and a free end of the bend abuts against the SIM card holder.

4. An on-board SIM card fixing device according to claim 2, wherein the resilient tab assembly further comprises a tab body detachably connected to the socket fixing plate, the resilient tab being disposed on the tab body.

5. The device of claim 4, wherein the resilient tab is integrally formed with the body, the resilient tab being located in a middle portion of the body.

6. An on-board SIM card fixing device as claimed in claim 4, wherein the pressing plate body has at least two protrusions extending outward from both ends thereof, the protrusions having bolt holes, and the socket fixing plate having bolt posts protruding therefrom corresponding to the bolt holes.

7. An on-board SIM card holding device as set forth in claim 6, wherein said bolt holes and bolt posts are fastened together by bolts.

8. A SIM card onboard fixture as in claim 6, wherein the height of the bolt post is set to suit the sum of the heights of the SIM socket and the receiving cavity.

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