CN216927529U - Card insertion case suitable for high-precision pulling and inserting - Google Patents
Card insertion case suitable for high-precision pulling and inserting Download PDFInfo
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- CN216927529U CN216927529U CN202220440483.7U CN202220440483U CN216927529U CN 216927529 U CN216927529 U CN 216927529U CN 202220440483 U CN202220440483 U CN 202220440483U CN 216927529 U CN216927529 U CN 216927529U
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Abstract
The utility model provides a card inserting case suitable for high-precision pulling and inserting, which comprises a case, a radial positioning structure and an axial positioning structure, wherein the radial positioning structure and the axial positioning structure are arranged on the case; the chassis comprises a profile slideway, and the profile slideway is arranged along the radial direction of the chassis; the radial positioning structure comprises a first-stage guide piece, a second-stage guide piece and a third-stage guide piece, the first-stage guide piece is inserted into the section material slide way in a sliding mode, and the second-stage guide piece and the third-stage guide piece are connected with the first-stage guide piece. The utility model ensures the plugging and unplugging precision of the case and the plugging and unplugging experience of a user by utilizing the radial multistage cooperation and the axial cooperation.
Description
Technical Field
The utility model relates to the technical field of chassis, in particular to a card-inserting chassis suitable for high-precision plugging and unplugging.
Background
At present, most electric control equipment tends to be highly integrated no matter in a factory building or an office land, and when a card plugging mode of a card inserting machine box in the related technology is applied to a plugging scene of a high-frequency radio frequency connector, the plugging precision is low and the reliability is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the embodiment of the utility model is as follows: the existing card-inserting case is low in plugging and unplugging precision and difficult to guarantee reliability.
In order to solve the technical problem, the embodiment of the utility model adopts the following technical scheme:
the embodiment of the utility model provides a card inserting case suitable for high-precision pulling and inserting, which comprises a case, a radial positioning structure and an axial positioning structure, wherein the radial positioning structure and the axial positioning structure are arranged on the case; wherein the content of the first and second substances,
the chassis comprises a profile slideway, and the profile slideway is arranged along the radial direction of the chassis;
the radial positioning structure comprises a first-stage guide piece, a second-stage guide piece, a third-stage guide piece and a slideway back plate, the first-stage guide piece is inserted in the section slideway in a sliding mode, and the second-stage guide piece and the third-stage guide piece are connected with the first-stage guide piece.
Furthermore, the case also comprises a front panel and a rear panel, the bottom side and the top side of the front panel are both provided with the profile slide ways, the first-stage guide piece comprises a board card, the board card is inserted into the profile slide ways in a sliding mode, and one side of the board card is inserted into the second-stage guide piece and the third-stage guide piece.
Further, the chassis further comprises a bottom plate connected with the front panel and the rear panel, the second-stage guide piece comprises a guide pin and a slide backboard, the slide backboard is suspended on the bottom plate through the axial positioning structure and is arranged between the front panel and the rear panel, the guide pin is arranged on the slide backboard, one side, close to the rear panel, of the board card is provided with a guide hole, and the guide pin is inserted into the guide hole.
Further, still include the control panel, the control panel set up in on the slide backplate, tertiary guide still includes first joint, first joint set up in on the control panel, the integrated circuit board is close to one side of rear panel has the interface, first joint with interface connection.
Further, tertiary guide includes that the second connects, the second connect set up in on the slide backplate, the integrated circuit board is close to one side of rear panel has first hole that connects, the second connect with first hole is connected.
Further, tertiary guide still includes the third and connects, the third connect set up in on the rear panel, the integrated circuit board is close to one side of rear panel has the second and connects the hole, the third connect with the second connects the hole to be connected.
Further, the number of the third joints is at least two, and the third joints are arranged at equal intervals along the height direction of the rear panel.
Further, the axial positioning structure is including connecting the front panel with the curb plate of rear panel, just the curb plate with the bottom plate sets up perpendicularly, two the curb plate set up in the both sides of integrated circuit board, two the curb plate with the integrated circuit board is parallel to each other and the interval sets up, slide backplate both sides distribute with two the curb plate is connected.
Furthermore, the slideway back plate is connected with the side plates through positioning pins, and the front panel, the rear panel and the side plates are connected through the positioning pins.
Further, the profile slide located at the bottom side of the front panel extends from the front panel to the slide back panel, and the profile slide located at the top side of the front panel extends from the front panel to the back panel.
The embodiment of the utility model has the beneficial effects that: the embodiment of the utility model provides a card inserting case suitable for high-precision pulling and inserting, which comprises a case, a radial positioning structure and an axial positioning structure, wherein the radial positioning structure and the axial positioning structure are arranged on the case; the chassis comprises a profile slideway, and the profile slideway is arranged along the radial direction of the chassis; the radial positioning structure comprises a first-stage guide piece, a second-stage guide piece and a third-stage guide piece, the first-stage guide piece is inserted into the section material slide way in a sliding mode, and the second-stage guide piece and the third-stage guide piece are connected with the first-stage guide piece. According to the utility model, the sliding radial fit size is greatly reduced on the premise of ensuring the plugging and unplugging experience by matching the first-stage guide piece and the profile slideway in the radial direction, then the sliding radial fit size is further reduced by the second-stage guide piece, and finally the final radial high-precision fit is realized by the third-stage guide piece; meanwhile, the sliding axial matching precision is ensured through the matching of the axial positioning structure, the radial positioning structure and the case in the axial direction, and the plugging reliability of the case is ensured; by means of radial multistage cooperation and axial cooperation, the plugging and unplugging precision of the case and the plugging and unplugging experience of a user are guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a card insertion chassis suitable for high-precision plug-in and pull-out according to an embodiment of the present invention;
FIG. 2 is a schematic view of a radial first-stage mating state provided by an embodiment of the present invention;
FIG. 3 is a schematic view of a radial second stage fit provided by an embodiment of the present invention;
FIG. 4 is a schematic view of a radial third stage engagement configuration provided by an embodiment of the present invention;
fig. 5 is a schematic view of an axial fitting state provided in the embodiment of the present invention.
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 or similar 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 and intended to be illustrative of the present invention and should not be construed as limiting the present invention, and all other embodiments that can be obtained by one skilled in the art based on the embodiments of the present invention without inventive efforts shall fall within the scope of protection of 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 defined otherwise.
Referring to fig. 1 to 2, an embodiment of the present invention provides a card insertion chassis suitable for high-precision plug-in and pull-out, including a chassis 1, a radial positioning structure 2 and an axial positioning structure 3, where the radial positioning structure 2 and the axial positioning structure 3 are disposed on the chassis 1, the axial positioning structure 3 is disposed on two sides of the radial positioning structure 2, and the axial positioning structure 3 is connected to the radial positioning structure 2 and the chassis 1; the case 1 comprises a section slideway 11, and the section slideway 11 is arranged along the radial direction of the case 1; the radial positioning structure 2 comprises a first-stage guide part 21, a second-stage guide part 22 and a third-stage guide part 23, the first-stage guide part 21 is inserted in the section bar slideway 11 in a sliding mode, and the second-stage guide part 22 and the third-stage guide part 23 are connected with the first-stage guide part 21.
According to the utility model, the first-stage guide piece 21 is matched with the profile slideway 11 in the radial direction, so that the sliding radial matching size is greatly reduced on the premise of ensuring the plugging experience, then the sliding radial matching size is further reduced through the second-stage guide piece 22, and finally the final radial high-precision matching is realized through the third-stage guide piece 23; meanwhile, the sliding axial matching precision is ensured through the matching of the axial positioning structure 3, the radial positioning structure 2 and the case 1 in the axial direction, and the plugging reliability of the case 1 is ensured; by means of radial multistage cooperation and axial cooperation, the plugging and unplugging precision of the case 1 and the plugging and unplugging experience of a user are guaranteed.
Further, referring to fig. 2, the chassis 1 further includes a front panel 12 and a rear panel 13, the bottom side and the top side of the front panel 12 are both provided with a profile slide way 11, the first-stage guide 21 includes a board 211, the board 211 is slidably inserted into the profile slide way 11, and one side of the board 211 is inserted into the second-stage guide 22 and the third-stage guide 23.
In this embodiment, front fixing portions 121 are disposed on two opposite sides of the front panel 12, the front fixing portions 121 are disposed on one surface of the front panel 12 facing the rear panel 13 and one surface of the front panel 12 facing the rear panel 13, rear fixing portions 131 having the same structure as and corresponding to the front fixing portions 121 are disposed on two opposite sides of the rear panel 13, and the rear fixing portions 131 are disposed on one surface of the rear panel 13 facing the front panel 12 and one surface of the rear panel 13 facing the front panel 12; a section slideway 11 is erected on the top side of the front panel 12 and the top side of the rear panel 13, and two ends of the section slideway 11 are respectively connected with the front fixing part 121 and the rear fixing part 131 corresponding to the front panel 12 and the rear panel 13, similarly, another section slideway 11 is erected on the bottom side of the front panel 12 and the bottom side of the rear panel 13, and two ends of the another section slideway 11 are respectively connected with the front fixing part 121 and the rear fixing part 131 corresponding to the front panel 12 and the rear panel 13; the connection side of the board 211 and the profile slideway 11 has a matching portion for matching and plugging with the profile slideway 11 and sliding on the profile slideway 11. In this embodiment, the radial first-stage cooperation is firstly through the cooperation of section bar slide 11 and integrated circuit board 211, confirms the ascending position of integrated circuit board 211 axial, and the radial cooperation size of sliding is reduced to a great extent under the prerequisite of guaranteeing to pull out and insert the experience.
Further, referring to fig. 3, the chassis 1 further includes a bottom plate 14 connected to the front panel 12 and the rear panel 13, the second-stage guide member 22 includes a guide pin 221 and a chute back plate 222, the chute back plate 222 is suspended on the bottom plate 14 through the axial positioning structure 3, the chute back plate 222 is disposed between the front panel 12 and the rear panel 13, the guide pin 221 is disposed on the chute back plate 222, a guide hole is formed in one side of the board 211 close to the rear panel 13, and the guide pin 221 is inserted into the guide hole; the profile runners 11 on the bottom side of the front panel 12 extend from the front panel 12 to the runner back 222, and the profile runners 11 on the top side of the front panel 12 extend from the front panel 12 to the back panel 13.
In this embodiment, the slide way back plate 222 has a first back plate 2221 suspended from the bottom plate by the axial positioning structure 3 and a second back plate 2222 connected to the first back plate 2221, the second back plate 2222 is perpendicular to the first back plate 2221, and the second back plate 2222 is parallel to the front plate 12; the profile slide 11 on the bottom side of the front panel 12 extends from the front panel 12 to the first back panel 2221, and the profile slide 11 on the top side of the front panel 12 extends from the front panel 12 to the back panel 13; wherein, the guide pin 221 sets up on second backplate 2222, and the guiding hole corresponds the setting with guide pin 221, and when integrated circuit board 211 slided to guide pin 221 department, guide pin 221 and integrated circuit board 211 butt, further slide integrated circuit board 211 for guide pin 221 pegs graft with the guiding hole, and guide pin 221 plays the effect of location integrated circuit board 211 this moment promptly, and further reduce the radial cooperation size of sliding, provides the guarantee for the connection cooperation of last third level guide 23.
Further, please refer to fig. 4, further including a control board 4, where the control board 4 is disposed on the slideway backplane 222, the third-stage guiding element 23 further includes a first connector 231, the first connector 231 is disposed on the control board 4, one side of the board 211 close to the rear panel 13 has an interface 2111, and the first connector 231 is connected to the interface 2111; the third-stage guide 23 includes a second joint 232, the second joint 232 is disposed on the chute back plate 222, one side of the board 211 close to the rear panel 13 has a first connection hole 2112, and the second joint 232 is connected to the first connection hole 2112; the third-stage guide 23 further includes a third joint 233, the third joint 233 is disposed on the rear panel 13, one side of the board 211 close to the rear panel 13 has a second connection hole, and the third joint 233 is connected to the second connection hole; at least two third joints 233 are provided, and the third joints 233 are arranged at equal intervals in the height direction of the rear panel 13.
In this embodiment, the first connector 231 is a radio frequency connector, when the guide pin 221 is inserted into the guide hole, the board 211 further slides to the radio frequency connector to connect with the interface 2111, and at this time, the radio frequency connector is matched with the interface 2111 and a guide structure of the radio frequency connector is used to realize radial high-precision matching, that is, the guide pin 221 further reduces the sliding radial matching size, so as to provide guarantee for the connection matching of the last step (i.e., the radio frequency connector); certainly, in order to make the radial matching precision higher, the slideway backplane 222 is provided with the second connector 232, the guide pin 221 and the second connector 232 are arranged at intervals along the height direction of the sliding backplane, when the radio frequency connector is connected with the interface 2111, the second connector 232 and the first connection hole 2112 are also connected at the same time, that is, the radial matching precision is further improved by using the guide structure of the second connector 232 and the matching of the second connector 232 and the first connection hole 2112; preferably, in order to make the final radial matching precision higher, a plurality of third connectors 233 are arranged on the back panel 13, and the plurality of third connectors 233 are arranged at equal intervals along the height direction of the back panel 13, when the radio frequency connector is connected with the interface 2111, the third connector 233 and the second connection hole are also connected simultaneously, that is, the radial matching precision is higher by using the guide structure of the third connector 233 and the matching of the third connector 233 and the second connection hole, that is, the final radial high-precision matching is realized by matching a plurality of positions of the guide structures of the radio frequency connector, the second connector 232 and the third connector 233; it should be noted that in this embodiment, preferably, the axes of the chute back plate 222, the board 211, the guide pin 221, the radio frequency connector, the second connector 232, and the third connector 233 are located on the same reference plane, so that high-precision radial matching can be ensured.
In the embodiment, the final high-precision pulling and inserting requirement is realized by grading in the radial direction, and the sliding radial matching size is greatly reduced on the premise of ensuring pulling and inserting experience by matching the first stage with the board card 211 through the profile slideway 11; the second stage further reduces the sliding radial fit size through the guide pin 221, and guarantees the connection fit of the radio frequency connector in the last step; the third level realizes final radial high-precision cooperation through the guiding structure between the radio frequency connector, the second connector 232 and the third connector 233, and the third level cooperation ensures the plugging and unplugging precision of the case 1 and the plugging and unplugging experience of a user.
Further, referring to fig. 5, the axial positioning structure 3 includes a side plate 31 connecting the front panel 12 and the rear panel 13, the side plate 31 is perpendicular to the bottom plate 14, the two side plates 31 are disposed on two sides of the board 211, the two side plates 31 and the board 211 are parallel to each other and spaced apart, and two sides of the slide way back plate 222 are distributed and connected to the two side plates 31; the slideway back plate 222 is connected with the side plate 31 through a positioning pin 32, and the front panel 12, the rear panel 13 and the side plate 31 are connected through a positioning pin 32.
In this embodiment, the connection between the front panel 12 and the side panel 31 and the connection between the rear panel 13 and the side panel 31 are provided with positioning portions 122 and 132 having first positioning holes, the connection between the chute back panel 222 and the side panel 31 is provided with a second positioning hole, the side panel 31 is provided with a third positioning hole corresponding to the first positioning hole and a fourth positioning hole corresponding to the second positioning hole, the two side panels 31 have the same structure, and the positioning pins 32 on the side panel 31, the front panel 12 and the rear panel 13 are matched in the axial direction to ensure the sliding axial matching precision, thereby ensuring the plugging reliability of the chassis 1.
In summary, according to the card insertion chassis suitable for high-precision plug-in and pull-out provided by the utility model, the sliding radial fit size is greatly reduced on the premise of ensuring the plug-in and pull-out experience by the cooperation of the first-stage guide piece and the profile slideway in the radial direction, then the sliding radial fit size is further reduced by the second-stage guide piece, and finally the final radial high-precision fit is realized by the third-stage guide piece; meanwhile, the sliding axial matching precision is ensured by the matching of the axial positioning structure, the radial positioning structure and the case in the axial direction, and the pulling and inserting reliability of the case is ensured; by means of radial multistage cooperation and axial cooperation, the plugging and unplugging precision of the case and the plugging and unplugging experience of a user are guaranteed.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A card insertion case suitable for high-precision plugging and unplugging is characterized by comprising a case, a radial positioning structure and an axial positioning structure, wherein the radial positioning structure and the axial positioning structure are arranged on the case, the axial positioning structure is arranged on two sides of the radial positioning structure, and the axial positioning structure is connected with the radial positioning structure and the case; wherein the content of the first and second substances,
the chassis comprises a profile slideway, and the profile slideway is arranged along the radial direction of the chassis;
the radial positioning structure comprises a first-stage guide piece, a second-stage guide piece and a third-stage guide piece, the first-stage guide piece is inserted into the section material slide way in a sliding mode, and the second-stage guide piece and the third-stage guide piece are connected with the first-stage guide piece.
2. The card-inserting case suitable for high-precision plug-in and plug-out of claim 1, wherein the case further comprises a front panel and a rear panel, the profile slide is disposed on both the bottom side and the top side of the front panel, the first-stage guide member comprises a board, the board is slidably inserted into the profile slide, and one side of the board is inserted into the second-stage guide member and the third-stage guide member.
3. The card-inserting case suitable for high-precision plug-in and plug-out of claim 2, wherein the case further comprises a bottom plate connected with the front panel and the rear panel, the second-stage guide member comprises a guide pin and a slide back plate, the slide back plate is suspended on the bottom plate through the axial positioning structure and is arranged between the front panel and the rear panel, the guide pin is arranged on the slide back plate, a guide hole is formed in one side of the card close to the rear panel, and the guide pin is inserted into the guide hole.
4. The card cage suitable for high-precision plugging and unplugging of claim 3, further comprising a control board disposed on said slideway backplane, said third level guide further comprising a first connector disposed on said control board, said card having an interface on a side adjacent to said back panel, said first connector being connected to said interface.
5. The card cage of claim 3, wherein said third stage guide comprises a second tab disposed on said slideway backplane, said card having a first aperture on a side thereof adjacent to said rear panel, said second tab being connected to said first aperture.
6. The card cage of claim 3, wherein said third stage guide further comprises a third contact, said third contact being disposed on said back panel, a side of said card adjacent to said back panel having a second aperture, said third contact being connected to said second aperture.
7. The card cage of claim 6, wherein there are at least two of said third connectors, each of said third connectors being spaced equidistantly along the height of said back panel.
8. The card cage of claim 3, wherein the axial positioning structure comprises a side plate connecting the front plate and the rear plate, the side plate is perpendicular to the bottom plate, the two side plates are disposed on two sides of the card, the two side plates and the card are parallel to each other and spaced apart, and the two sides of the back plate of the slide are connected to the two side plates.
9. The card cage of claim 8, wherein the slideway backplane is connected to the side plate by a positioning pin, and the front panel, the rear panel and the side plate are connected by the positioning pin.
10. The card cage of claim 3, wherein the profile runners on the bottom side of the front panel extend from the front panel to the runner back, and the profile runners on the top side of the front panel extend from the front panel to the back panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220440483.7U CN216927529U (en) | 2022-03-01 | 2022-03-01 | Card insertion case suitable for high-precision pulling and inserting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220440483.7U CN216927529U (en) | 2022-03-01 | 2022-03-01 | Card insertion case suitable for high-precision pulling and inserting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216927529U true CN216927529U (en) | 2022-07-08 |
Family
ID=82225045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220440483.7U Active CN216927529U (en) | 2022-03-01 | 2022-03-01 | Card insertion case suitable for high-precision pulling and inserting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216927529U (en) |
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2022
- 2022-03-01 CN CN202220440483.7U patent/CN216927529U/en active Active
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