TWM611773U - Position-limiting structure of interface card - Google Patents

Abstract

This creation is a limiting structure of an interface card, including a preset circuit board, which extends from the inside to one side of the board to form an accommodating space, and an insertion interface is formed in the accommodating space corresponding to the board edge and away from the board. An electrical connector is assembled at the plug-in interface. On the two sides of the plug-in interface facing the electrical connector, a rail is respectively assembled for the sliding positioning of the side plates on the two sides of an interface card, on the opposite inner side of the two rails In addition, in the two guide grooves for sliding movement of the two side plates, each is provided with at least one stopper with a blocking interface stuck in the two guide grooves. When the user pulls a triggering part at one end of the stopper , Make the stopper rotate and make the stopper move away from the guide groove, and make the two side plates of the interface card slide to the rear end of the two guide grooves for positioning, and a butting plate of the interface card It is inserted into a slot inside the electrical connector to form an electrical connection with the preset circuit board.

Description

Limit structure of interface card

This creation is related to a limit structure of an interface card, especially a function of blocking the interface card before inserting and positioning the interface card after insertion by the stopper in the two rails, so as to prevent the interface card from being inserted and removed by mistake. In the case of electrical connectors, an interface card foolproof structure is formed.

Press, general electronic products can be hot-swapped during use, but when the server's interface card is actually used, when inserting or unplugging the card connector, the user’s needs will vary depending on whether the server is in The interface card can be inserted or removed only when the power is on or off to avoid damage to the interface card. Moreover, due to the different specifications of various interface cards, there are some differences in appearance, size and shape. Therefore, there are some specifications of the interface. The card must be inserted into a specific card connector of the appropriate type and size through sliding insertion, so that the card connector can access the internal data of the interface card. In order to save the space occupied by electronic products and make electronic products more compact, some manufacturers have developed a card connector that can be inserted into different types and sizes of interface cards. However, the width of interface cards of different specifications is also inexhaustible. Similarly, if the user mistakenly uses hard force to insert the interface card into a slot that does not conform to the internal type of the base body, it will cause structural damage and deformation of the conductive terminal set inside the card connector, and it is likely that there will be interface cards and cards. The connector is formed and cannot be pulled out. If we can design a fool-proof structure that can effectively avoid the different needs of the interface card in use and hard-to-plug, it can effectively solve the problems and deficiencies of the conventional use, that is, the relevant factory engaged in this industry The business office is eager to study the direction of improvement, and it is necessary for the related industry to make further improvement and redesign.

Therefore, in view of the above-mentioned problems and deficiencies, the creation is based on the collection of relevant information, and through multiple evaluations and considerations, the creation of the limit structure of this interface card was designed.

This creation is mainly a limiting structure of an interface card, including a preset circuit board, which extends from the inside to one side of the board to form an accommodating space, and an insertion interface is formed in the accommodating space corresponding to the board edge and away from the board. An electrical connector is assembled at the plug-in interface. On the two sides of the plug-in interface facing the electrical connector, a rail is respectively assembled for the sliding positioning of the side plates on the two sides of an interface card, on the opposite inner side of the two rails In addition, in the two guide grooves for sliding movement of the two side plates, each is provided with at least one stopper with a blocking interface stuck in the two guide grooves. When the user pulls a triggering part at one end of the stopper , Make the stopper rotate and make the stopper move away from the guide groove, and make the two side plates of the interface card slide to the rear end of the two guide grooves for positioning, and a butting plate of the interface card It is inserted into a slot inside the electrical connector to form an electrical connection with the preset circuit board, and a mating board of the interface card is inserted into a slot inside the electrical connector to form an electrical connection with the preset circuit board. After the electrical connection of the circuit board is set, the stop portion of the limiter abuts against the wall surface of the interface card to form a positioning. When the user needs to pull out the interface card, he needs to pull one of the end of the limiter to pull Part to make the limiter rotate and the stop part to move away from the guide slot, so that the butting plate of the interface card is pulled out of a slot inside the electrical connector to take out the interface card, by the aforementioned structure , The interface card can be blocked by the stopper in the two rails and positioned after insertion to prevent the interface card from being inserted or removed arbitrarily. The user can confirm the state of use before inserting or removing it. It avoids the situation that the interface card is inserted into the electrical connector by mistake, and forms a foolproof structure of the interface card.

The secondary purpose of this creation is that the rail is provided with a plurality of buckling members for buckling into the plurality of buckle holes corresponding to the preset circuit board, and the buckling member includes a head with a larger volume and a rod with a smaller volume. Body to form a fixing structure between the rail and the preset circuit board.

Another purpose of this creation is that a base body is protrudingly provided on the rail, and the base body has a movable groove communicating with the guide groove, and a top opening is formed on the top side and one side of the movable groove of the seat body. And one side opening, the seat body has two positioning holes on its two side walls for a shaft to penetrate through the movable groove, the shaft is further inserted in a shaft hole of the limiting member, and the limiting member is more It is provided with the shaft hole for receiving and sleeved an elastic member in a containing groove of the shaft, and the elastic member refers to a torsion spring, and the two ends of the torsion spring each abut the upper edge of the side opening And the wall surface of the accommodating groove to form a structure in which the limiting member can be rotated in the movable groove in the seat body.

Another purpose of this creation is that the limiting member is provided with a flip part at an end away from the stop part, and the surface of the flip part is provided with a plurality of protruding strip structures for increasing friction.

Another purpose of this creation is that the two rails have the same structure.

1: preset circuit board

10: accommodating space

100: plug interface

11: Electrical connector

110: Slot

12: Button hole

13: Panel

14: Chassis

2: interface card

21: side panel

22: docking board

23: shell

24: push-pull pieces

241: fixed frame

242: Handle

3: rail

30: Guide groove

31: limit piece

310: Shaft hole

3101: accommodating ditch

311: Stop

312: Pulling part

3121: Rib structure

313: Axle

314: Elastic

32: Withholding parts

321: Head

322: Shaft

33: seat body

330: activity slot

3301: top opening

3302: side opening

3303: positioning hole

[Picture 1] is a three-dimensional external view of the combination of the creative track and the preset circuit board.

[Picture 2] is a three-dimensional exploded view of the combination of the creative track and the preset circuit board.

[Picture 3] is another three-dimensional exploded view of the combination of this creative track and the preset circuit board

[Picture 4] is a three-dimensional exploded view of this creative track.

[Picture 5] is a three-dimensional exploded view of this creative interface card, push-pull pieces and rails before they are combined.

[Picture 6] is another three-dimensional exploded view of this creative interface card, push-pull pieces and rails before they are combined.

[Figure 7] is a cross-sectional side view after being combined with the preset circuit board.

Please refer to Figures 1 to 7. It can be clearly seen from the figure that the limiting structure of the creative interface card includes a preset circuit board 1, an interface card 2 and a rail 3. The connection relationship is as follows:

The predetermined circuit board 1 extends from the inside to one side of the board to form an accommodating space 10, an insertion interface 100 is formed in the accommodating space 10 corresponding to the edge of the board, and an electrical connector 11 is assembled at a place away from the insertion interface. The plug interface 100 faces the two sides of the electrical connector 11, and each is assembled with a rail 3 for sliding positioning of the side plates 21 on the two sides of an interface card 2, which is located on the opposite inner side of the two rails 3 and can be used for the Each of the two guide grooves 30 through which the two side plates 21 slide is provided with at least one stopper 31 for blocking the interface card 2 in the two guide grooves 30. When the user pulls one of the stoppers at one end of the stopper The moving portion 312 causes the limiting member 31 to rotate and the stopping portion 311 to move away from the guide groove 30, and to make the interface card 2 and the two side plates 21 slide to the rear end of the two guide grooves 30 for a positioning And a mating board 22 of the interface card 2 is inserted into a slot 110 inside the electrical connector 11 to form an electrical connection with the preset circuit board 1. When the user needs to pull out the interface card 2, One of the flipping portions 312 at one end of the limiting member 31 needs to be pulled to make the limiting member 31 rotate and the stopping portion 311 to withdraw from the guide groove 30, so that the mating plate 22 of the interface card 2 is pulled out A slot 110 inside the electrical connector 11 is used to take out the interface card 2.

The insertion interface 100 of the above-mentioned predetermined circuit board 1 is further provided with a panel 13 arranged perpendicular to the predetermined circuit board 1, and the panel 13 is formed corresponding to the insertion interface 100 for the interface card 2 to pass through. The panel 13 is bent to form a fixed structure with a casing 14, and the casing 14 is located on the bottom side of the predetermined circuit board 1 and supports it. The predetermined circuit board 1, the panel 13 and the casing 14 can be part of the structure of a server chassis. Therefore, this structure has been disclosed by the conventional technology, so it will not be detailed here.

The interface card 2 is covered with a shell 23 on the outside. The two side plates 21 are formed on two opposite sides of the uncovered area of the shell 23, and the interface card 2 is formed on one side of the electrical connector 11. The docking board 22 is assembled with a push-pull member 24 on the other side plate 21 far away from the docking board 22. The push-pull member 24 includes a fixing frame 241 that is fixed to the interface card 2 and is assembled on one side of the fixing frame 241 One of the grips 242 can be rotated.

In a preferred embodiment, the two rails 3 have the same structure, and the rails 3 shared by the left and right sides are produced through the same set of molds to achieve better economic benefits. And the rail 3 is provided with a plurality of buckling members 32 for buckling into the plurality of buckle holes 12 corresponding to the preset circuit board 1, and the buckling member 32 includes a head 321 with a larger volume and a rod with a smaller volume. The body 322 is inserted into the buckle hole 12 by the shaft 322 and the head 321 is used for positioning and stopping, so as to form a fixing structure between the rail 3 and the predetermined circuit board 1.

The rail 3 is provided with at least a base 33 protruding, and in this embodiment, each rail 3 is provided with two bases 33 and one of the two bases 33 is provided with a limiting member 31, The aforementioned structure can form a blocking structure for the two side plates 21 of the interface card 2, but no matter whether one or two limit members 31 are provided in the two seat bodies 33, it is within the protection scope of this creation. In addition, the seat body 33 has a movable groove 330 connected to the guide groove 30. The seat body 33 has a top opening 3301 and a side opening 3302 on the top side and one side of the movable groove 330. The seat body 33 has a top opening 3301 and a side opening 3302. The two side walls have two positioning holes 3303 for a shaft 313 to penetrate through the movable groove 330. The shaft 313 is further inserted into a shaft hole 310 of the limiting member 31, and the limiting member 31 is further provided with In communication with the shaft hole 310, an elastic member 314 is received and sleeved in one of the accommodating grooves 3101 of the shaft 313, and the elastic member 314 refers to a torsion spring, and the two ends of the torsion spring abut the side The upper edge of the opening 3302 and the wall surface of the accommodating groove 3101 form a structure in which the limiting member 31 can rotate in the movable groove 330 in the seat 33. And the The limit member 31 is provided with a flip part 312 at one end away from the stop part 311, and a plurality of protruding strip structures 3121 for increasing friction are arranged on the surface of the flip part 312.

One of the preferred operating methods of this creation is to buckle the two rails 3 into the plurality of buckle holes 12 corresponding to the preset circuit board 1 by using the shafts 322 of the plural buckling members 32 to form a fixation, and the interface card 2 is inserted into the preset Before the circuit board 1 accommodates the space, first rotate the grip 242 of the push-pull member 24 connected to the interface card 2 to the outside at an angle of ninety degrees so that the grip 242 and the fixing frame 241 are in a vertical state, and the operator can Hold the handle 242 to push the mating board 22 of the interface card 2 toward the insertion interface 100, and make the two side boards 21 of the interface card 2 butt in the two guide grooves 30 on the inner side of the two rails 3 and face the direction of the electrical connector 11. During the shifting process, in the first case, if the width of the interface card 2 plus the second side plate 21 is too large, it will naturally not be inserted into the second guide groove 30 of the second rail 3; in the second case, if When the width of the interface card 2 plus the two side plates 21 is slightly larger, although it can be pushed into the guide groove 30 of the rail 3, it will produce a tight gripping feel during the moving process, and when it is pushed to the limit member 31, the interface card The docking plate 22 of 2 cannot be smoothly connected to the correct position of the stopping portion 311 of the limiting member 31, and the limiting member 31 is rotated, naturally, the interface card 2 cannot be pushed to the bottom side to make a connection with the electrical connector 11. In the third case, if the width of the interface card plus the second side plate 21 is too small, it may slip from the second rail 3 bis guide groove 30 during the moving process; in the fourth case, if the interface card In addition, the width of the two side plates 21 is slightly smaller, although it can be pushed into the guide groove 30 of the rail 3, but it will produce an unsteady feeling of shaking left and right during the moving process, and when it is pushed to the limit member 31, the interface card 2 The docking board 22 cannot be smoothly connected to the correct position of the stop portion 311 of the stopper 31, and the stopper 31 is rotated. Naturally, the interface card 2 cannot be pushed to the bottom side to make a connection with the electrical connector 11. Therefore, in the fifth case, when the width of the interface card 2 plus the two side plates 21 is exactly equal to the width of the two guide grooves 30 of the two rails 3, a smooth and stable hand feeling can be produced during the moving process, and it will be pushed to the limit piece. At 31 locations, the docking board 22 of the interface card 2 can be docked smoothly When the stop part 311 of the stop part 31 is in the correct position, and the stop part 31 is rotated, the interface card 2 can continue to be pushed to the bottom side to make a connection with the electrical connector 11, and then the handle of the push-connecting part 24 242 rotates to be parallel to the fixing frame 241 to complete storage. When the user needs to pull out the interface card 2, the stop portion 311 of the limit member 31 abuts against the wall surface of the interface card 2 to form a positioning. The positioning member 31 rotates and moves the blocking portion 311 away from the guide slot 30, so that the mating board 22 of the interface card 2 is pulled out of the slot 110 of the electrical connector 11 to take out the interface card 2. In actual use, the user will preset the circuit board 1 to be energized or de-energized before inserting or removing the interface card 2, due to different user needs. Designed to prevent the interface card 2 from being arbitrarily inserted and unplugged, allowing the user to confirm the state of use before inserting or removing it to avoid damage to the interface card 2. Through the foregoing description of the operating situation, it can be understood that this creation can indeed achieve the interface card 2 Fool-proof structure.

Of course, the above is the use of human operation. In practical applications, the interface card 2 and the electrical connector 11 can also be combined and positioned using related mechanical forces such as a robotic arm, which is also within the protection scope of this creation.

According to the disclosure in Figures 1 to 7 above, it can be understood that this creation is a limiting structure for an interface card, including a preset circuit board, which extends from the inside to one side of the board to form an accommodating space in which the accommodating space is formed. A plug-in interface is formed at the edge of the board and an electrical connector is assembled at a place away from the plug-in interface. The two sides of the electrical connector facing the plug-in interface are assembled with side plates for sliding positioning of the two sides of an interface card. A rail, in the two guide grooves on the opposite inner side of the two rails and capable of sliding the two side plates, each is provided with at least one limiting member for preventing the interface from being stuck in the two guide grooves, when used Pulling one of the flipping parts at one end of the limiting member to cause the limiting member to rotate and to retract the blocking portion from the guide groove, and to make the two side plates of the interface card slide to the two guide grooves Make a positioning at the back end, and A mating board of the interface card is inserted into a slot inside the electrical connector to form an electrical connection with the preset circuit board. When the user needs to pull out the interface card, the limiter must be pulled A flip part at one end rotates the limiting member and moves the stop part away from the guide slot, so that the mating plate of the interface card is pulled out of a slot inside the electrical connector to take out the interface card. With the aforementioned structure, the interface card can be inserted into the front stop and positioned after insertion by the stopper in the two rails, so as to prevent the interface card from being inserted and unplugged in the electrical connector by mistake, forming a kind of Interface card foolproof structure. This creation is used in an environment such as a machine room that requires a large number of interface cards to be inserted. It has the effect of fast positioning and foolproof. Therefore, a patent application was filed to seek patent protection.

The above is only the preferred embodiment of this creation, and it does not limit the patent scope of this creation. Therefore, all simple modifications and equivalent structural changes made by using this creation specification and schematic content should be included in the same reasoning. Within the scope of the patent of this creation, it is to Chen Ming.

To sum up, the limit structure of the interface card in this creation can really achieve its effect and purpose when used. Therefore, this creation is a creation with excellent practicality. In order to meet the requirements for new patent applications, it is proposed in accordance with the law. For the application, I hope that the review committee will grant the approval of this case as soon as possible to protect the hard work of the creator. If the review committee of the Bureau has any doubts, please feel free to write instructions. The creator will do his best to cooperate and feel good.

1: preset circuit board

11: Electrical connector

2: interface card

23: shell

24: push-pull pieces

241: fixed frame

242: Handle

3: rail

31: limit piece

3101: accommodating ditch

312: Pulling part

313: Axle

32: Withholding parts

321: Head

33: seat body

3302: side opening

3303: positioning hole

Claims (6)

A limit structure for an interface card, including a preset circuit board, which extends from the inside to one side of the board to form an accommodating space, and an inserting interface is formed in the accommodating space corresponding to the edge of the board and assembled away from the inserting interface An electrical connector is characterized in that the insertion port faces the two sides of the electrical connector, and each is assembled with a rail for sliding positioning of the side plates on the two sides of an interface card, and the two rails are located on the inner side of the two rails. Each of the two guide grooves capable of sliding the two side plates is provided with at least one limiting member for preventing the interface from being stuck in the two guide grooves, and at least a seat body is protruding from the rail, and the seat body is inside There is a movable groove communicated with the guide groove, the top side and one side of the movable groove of the seat body are respectively formed with a top opening and a side opening, and the seat body has a shaft on its two side walls for penetrating the movable groove The second positioning hole, the shaft is further penetrated in a shaft hole of the limiting member, and the limiting member is further provided with the shaft hole to communicate with the shaft hole and for an elastic member to be received and sleeved on one of the shafts The accommodating groove, and the elastic member refers to a torsion spring, and the two ends of the torsion spring each abut the upper edge of the side opening and the wall surface of the accommodating groove to form the movement of the limiting member in the seat Make a rotating structure in the groove. The limit structure of the interface card according to claim 1, wherein the rail is provided with a plurality of buckling members for buckling into the plurality of buckle holes corresponding to the preset circuit board, and the buckling member includes a larger head And a shaft with a smaller volume to form a fixing structure between the rail and the preset circuit board. The limit structure of the interface card according to claim 1, wherein the limit member is provided with a flip part at one end away from the stop part, and the surface of the flip part is provided with a plurality of protruding strip structures to increase friction . The limit structure of the interface card as described in claim 1, wherein the two rails are relative The same structure. The limit structure of the interface card according to claim 1, wherein the interface card is covered with a shell, and the two side plates are formed on two opposite sides of the uncovered area of the shell, and the interface card corresponds to the electrical One side of the connector is formed with the mating plate, and a push-pull part is assembled on the other side plate away from the mating plate. The push-pull part includes a fixing frame fixed to the interface card, and one side of the fixing frame is assembled One of the grips can be rotated. The limit structure of the interface card according to claim 1, wherein the insertion interface of the predetermined circuit board is further provided with a panel arranged perpendicular to the predetermined circuit board, and the panel corresponds to the insertion interface A notch is formed for the interface card to pass through, and the panel is bent to form a fixed structure with a casing, and the casing is located on the bottom side of the preset circuit board and serves as a support for it.

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