CN107231775B - Improved CPCI case - Google Patents
Improved CPCI case Download PDFInfo
- Publication number
- CN107231775B CN107231775B CN201710527576.7A CN201710527576A CN107231775B CN 107231775 B CN107231775 B CN 107231775B CN 201710527576 A CN201710527576 A CN 201710527576A CN 107231775 B CN107231775 B CN 107231775B
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- Prior art keywords
- cpci
- cover plate
- guide rail
- metal
- upper cover
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1417—Mounting supporting structure in casing or on frame or rack having securing means for mounting boards, plates or wiring boards
- H05K7/1418—Card guides, e.g. grooves
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention belongs to the technical field of radar electronic equipment, and particularly relates to an improved CPCI (compact peripheral component interconnect) case, which comprises a case integral frame consisting of a left side plate, a right side plate, an upper cover plate and a lower cover plate, wherein the front parts of the upper cover plate and the lower cover plate are correspondingly provided with front cross beams, the rear parts of the upper cover plate and the lower cover plate are correspondingly provided with rear cross beams, the CPCI case also comprises a CPCI guide rail group and a metal guide rail group, the CPCI guide rail group comprises CPCI guide rails correspondingly arranged on the upper cover plate and the lower cover plate, the metal guide rail group comprises metal guide rails correspondingly arranged on the upper cover plate and the lower cover plate, CPCI inserts are inserted on the CPCI guide rails, and metal inserts are inserted on the metal guide rails. The beneficial effects of the invention are: the inner nut beams are arranged on the front beam and the rear beam, so that the application range of the CPCI case is enlarged, and the installation of the CPCI guide rail and the metal guide rail can be met.
Description
Technical Field
The invention belongs to the technical field of radar electronic equipment, and particularly relates to an improved CPCI (compact peripheral component interconnect) case.
Background
CPCI (Compact Peripheral Component Interconnect, compact PCI) is a bus interface standard proposed by the international association of manufacturers of industrial computers, 1994. The plug-in boxes are widely used in radar electronic equipment, are relatively independent integral units with certain functions, are more in types, are mainly CPCI cases for installing CPCI plug-in units, and have the defect of universality because metal plug-in units are needed in certain specific environments and standard CPCI cannot be used.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide an improved CPCI chassis, which can satisfy the installation of CPCI cards and metal cards at the same time, and improve the versatility.
The invention provides the following technical scheme:
the utility model provides an improved generation CPCI machine case, includes the quick-witted case entire frame of compriseing left side board, right side board, upper cover plate and lower cover plate, the anterior correspondence of upper cover plate, lower cover plate is equipped with the front beam, the rear portion correspondence of upper cover plate, lower cover plate is equipped with the back beam, CPCI machine case still includes CPCI guide rail group and metal guide rail group, CPCI guide rail group is including corresponding the setting up CPCI guide rail on upper cover plate, the lower cover plate, metal guide rail group is including corresponding the setting up metal guide rail on upper cover plate, the lower cover plate, peg graft the CPCI plug-in components on the CPCI guide rail, peg graft the metal plug-in components on the metal guide rail.
Preferably, the front cross beam and the rear cross beam are both provided with inner nut beams for fixing the metal guide rails.
Preferably, both ends of the metal guide rail are provided with a first threaded hole, the inner nut beam is provided with a first hole matched with the first threaded hole, and a bolt penetrates the first threaded hole and the first threaded hole to connect the metal guide rail with the inner nut beam.
Preferably, the front cross beam is provided with a T-shaped nut strip, the T-shaped nut strip is provided with a second threaded hole, one end, away from the case, of the CPCI plug-in is provided with a second hole matched with the second threaded hole, a bolt penetrates through the second threaded hole and the second threaded hole to connect the CPCI plug-in with the T-shaped nut strip, one end, away from the case, of the metal plug-in is provided with a third hole matched with the second threaded hole, and the bolt penetrates through the third hole and the second threaded hole to connect the metal plug-in with the T-shaped nut strip.
Preferably, the two ends of the front cross beam are provided with fixing holes for preventing the front cross beam from tilting.
Preferably, the front cross beam adopts a closed structure.
The invention has the beneficial effects that:
1. the inner nut beams are arranged on the front cross beam and the rear cross beam, so that the application range of the CPCI case is enlarged, the installation of the CPCI guide rail can be met, and the installation of the metal guide rail can be met.
2. The closed structure of the T-shaped nut strips and the front cross beam increases the structural rigidity and strength of the front cross beam.
3. The design of fixed orifices can effectually prevent the perk of front beam.
Drawings
FIG. 1 is an overall schematic view of a chassis;
FIG. 2 is a view of the connection of a CPCI insert or metal insert to a T-nut strip;
FIG. 3 is a longitudinal cross-sectional view of a T-shaped nut strip;
FIG. 4 is a side view of a T-nut strip;
FIG. 5 is a view showing the connection relationship between the inner nut beam and the metal guide rail;
FIG. 6 is a longitudinal cross-sectional view of an inner nut beam;
FIG. 7 is a side view of the inner nut;
FIG. 8 is a longitudinal cross-sectional view of the front cross member;
fig. 9 is a schematic view of a CPCI track structure;
fig. 10 is a schematic view of a metal rail structure.
The designations in the drawings have the following meanings:
11-left side plate 12-right side plate 13-upper cover plate 14-lower cover plate 15-front beam 16-rear beam 17-CPCI guide rail 18-metal guide rail 18 a-threaded hole one 19-CPCI plug-in 20-metal plug-in 21-internal nut beam 21 a-hole one 23-T-shaped nut strip 23 a-threaded hole two
Detailed Description
The present invention will be described in detail with reference to the following examples.
As shown in fig. 1-10, an improved CPCI chassis comprises a chassis integral frame composed of a left side plate 11, a right side plate 12, an upper cover plate 13 and a lower cover plate 14, wherein front cross beams 15 are correspondingly arranged at the front parts of the upper cover plate 13 and the lower cover plate 14, rear cross beams 16 are correspondingly arranged at the rear parts of the upper cover plate 13 and the lower cover plate 14, the CPCI chassis further comprises a CPCI guide rail group and a metal guide rail group, the CPCI guide rail group comprises CPCI guide rails 17 correspondingly arranged on the upper cover plate 13 and the lower cover plate 14, the metal guide rail group 18 comprises metal guide rails 18 correspondingly arranged on the upper cover plate 13 and the lower cover plate 14, CPCI plug-in units 19 are inserted on the CPCI guide rails 17, and metal plug units 20 are inserted on the metal guide rails 18. The front beam 15 and the rear beam 16 are both provided with inner nut beams 21 for fixing the metal guide rail 18. The application range of the CPCI chassis is increased by arranging the internal nut beams 21 on the front beam 15 and the rear beam 16, and the metal insert 20 can be installed by fixing the metal guide rails 18 on the internal nut beams 21.
In a further optimized embodiment, two ends of the metal guide rail 18 are provided with first threaded holes 18a, the inner nut beam 21 is provided with first holes 21a matched with the first threaded holes 18a, and bolts pass through the first holes 21a and the first threaded holes 18a to connect the metal guide rail 18 and the inner nut beam 21.
Further optimizing the above embodiment, the front beam 15 is provided with the T-shaped nut strip 23, the T-shaped nut strip 23 is provided with the second threaded hole 23a, the end of the CPCI plug-in 19 away from the chassis is provided with the second hole matched with the second threaded hole 23a, the bolt passes through the second threaded hole and the second threaded hole 23a to connect the CPCI plug-in 19 with the T-shaped nut strip 23, the end of the metal plug-in 20 away from the chassis is provided with the third hole matched with the second threaded hole 23a, and the bolt passes through the third hole and the second threaded hole 23a to connect the metal plug-in 20 with the T-shaped nut strip 23. The two ends of the front beam 15 are provided with fixing holes for preventing the front beam 15 from tilting. The front cross beam 15 adopts a closed structure. The closed structure of the T-shaped nut strip 20 and the front cross beam 15 increases the structural rigidity and strength of the front cross beam, and the design of the fixing holes can effectively prevent the front cross beam 15 from tilting.
The plug-in box is simple to assemble, does not need to be positioned by auxiliary tools, and can be conveniently installed and combined, the T-shaped nut strips 23 and the inner nut beams 21 are respectively inserted into the front cross beam 15 and the rear cross beam 16, then the left side plate 11, the right side plate 12, the upper cover plate 13 and the lower cover plate 14 are installed, the CPCI guide rails 17 and the metal guide rails 18 are installed, and the whole case is installed. The whole installation process is simple and easy to operate.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. An improved CPCI chassis comprises a chassis integral frame consisting of a left side plate (11), a right side plate (12), an upper cover plate (13) and a lower cover plate (14), and is characterized in that the front parts of the upper cover plate (13) and the lower cover plate (14) are correspondingly provided with front cross beams (15), the rear parts of the upper cover plate (13) and the lower cover plate (14) are correspondingly provided with rear cross beams (16), the CPCI chassis further comprises a CPCI guide rail group and a metal guide rail group, the CPCI guide rail group comprises CPCI guide rails (17) correspondingly arranged on the upper cover plate (13) and the lower cover plate (14), the metal guide rail group comprises metal guide rails (18) correspondingly arranged on the upper cover plate (13) and the lower cover plate (14), the CPCI plug-in parts (19) are inserted on the CPCI guide rails (17), and the metal plug-in parts (20) are inserted on the metal guide rails (18);
the front cross beam (15) and the rear cross beam (16) are respectively provided with an inner nut beam (21) for fixing the metal guide rail (18);
a T-shaped nut strip (23) is arranged on the front cross beam (15), a threaded hole II (23 a) is formed in the T-shaped nut strip (23), a hole II matched with the threaded hole II (23 a) is formed in one end, away from the case, of the CPCI plug-in unit (19), a bolt penetrates through the hole II and the threaded hole II (23 a) to connect the CPCI plug-in unit (19) with the T-shaped nut strip (23), a hole III matched with the threaded hole II (23 a) is formed in one end, away from the case, of the metal plug-in unit (20), and the bolt penetrates through the hole III and the threaded hole II (23 a) to connect the metal plug-in unit (20) with the T-shaped nut strip (23);
the T-shaped nut strip (23) and the inner nut beam (21) are respectively inserted into the front cross beam (15) and the rear cross beam (16).
2. An improved CPCI chassis according to claim 1, wherein both ends of the metal guide rail (18) are provided with a first threaded hole (18 a), the inner nut beam (21) is provided with a first hole (21 a) matched with the first threaded hole (18 a), and a bolt is passed through the first hole (21 a) and the first threaded hole (18 a) to connect the metal guide rail (18) and the inner nut beam (21).
3. An improved CPCI chassis according to claim 1, characterized in that the front beam (15) has fixing holes at both ends to prevent the front beam (15) from tilting.
4. An improved CPCI cabinet according to claim 1, characterized in that the front cross member (15) is of a closed structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710527576.7A CN107231775B (en) | 2017-06-30 | 2017-06-30 | Improved CPCI case |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710527576.7A CN107231775B (en) | 2017-06-30 | 2017-06-30 | Improved CPCI case |
Publications (2)
Publication Number | Publication Date |
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CN107231775A CN107231775A (en) | 2017-10-03 |
CN107231775B true CN107231775B (en) | 2022-12-06 |
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Application Number | Title | Priority Date | Filing Date |
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CN201710527576.7A Active CN107231775B (en) | 2017-06-30 | 2017-06-30 | Improved CPCI case |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112272480A (en) * | 2020-11-11 | 2021-01-26 | 珠海格力电器股份有限公司 | Connection structure and be equipped with this connection structure's switch board |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2647016Y (en) * | 2003-08-05 | 2004-10-06 | 华为技术有限公司 | A guide rail plate assembly |
CN203072284U (en) * | 2012-12-28 | 2013-07-17 | 上海微电子装备有限公司 | Chassis adopting combined guide rail mounting beam and mounting beam |
CN203191894U (en) * | 2013-04-16 | 2013-09-11 | 山东超越数控电子有限公司 | CPCI architecture proximate matter conversion module |
CN204906893U (en) * | 2015-08-31 | 2015-12-23 | 安徽四创电子股份有限公司 | Inserting casing |
CN205902263U (en) * | 2016-08-09 | 2017-01-18 | 中国船舶重工集团公司第七二三研究所 | General machine box |
CN207070547U (en) * | 2017-06-30 | 2018-03-02 | 安徽四创电子股份有限公司 | A kind of modified CPCI cabinets |
-
2017
- 2017-06-30 CN CN201710527576.7A patent/CN107231775B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2647016Y (en) * | 2003-08-05 | 2004-10-06 | 华为技术有限公司 | A guide rail plate assembly |
CN203072284U (en) * | 2012-12-28 | 2013-07-17 | 上海微电子装备有限公司 | Chassis adopting combined guide rail mounting beam and mounting beam |
CN203191894U (en) * | 2013-04-16 | 2013-09-11 | 山东超越数控电子有限公司 | CPCI architecture proximate matter conversion module |
CN204906893U (en) * | 2015-08-31 | 2015-12-23 | 安徽四创电子股份有限公司 | Inserting casing |
CN205902263U (en) * | 2016-08-09 | 2017-01-18 | 中国船舶重工集团公司第七二三研究所 | General machine box |
CN207070547U (en) * | 2017-06-30 | 2018-03-02 | 安徽四创电子股份有限公司 | A kind of modified CPCI cabinets |
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CN107231775A (en) | 2017-10-03 |
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