CN216311145U

CN216311145U - Novel extension module of microcomputer principle and interface experiment system

Info

Publication number: CN216311145U
Application number: CN202122832489.7U
Authority: CN
Inventors: 陈菊华
Original assignee: Qidong Computer Factory Co ltd
Current assignee: Qidong Computer Factory Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-15
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses an expansion module of a novel microcomputer principle and interface experiment system, which comprises a box body, a cover plate and an expansion circuit module, wherein the outer walls of two ends of the top of the box body are fixedly connected with limit lugs, the side edge of the upper end of the box body is hinged with the cover plate, the side edge of the cover plate is fixedly connected with a limit sleeve, the inner wall of the bottom of the box body is provided with a positioning mechanism, the inner wall of the end part of the box body is fixedly connected with a support rod, the outer wall of the support rod is sleeved with a base, a first locking hole is formed in a short column, and a second locking hole is formed in the short column at the side edge of the first locking hole. This novel extension module of microcomputer principle and interface experimental system integrates common extension circuit for extension module convenient to carry has strengthened extension module's convenience, and extension module's protectiveness promotes simultaneously, avoids extension circuit impaired, has increased extension module's practicality.

Description

Novel extension module of microcomputer principle and interface experiment system

Technical Field

The utility model relates to the technical field of microcomputer principles and interface experiment systems, in particular to an expansion module of a novel microcomputer principle and interface experiment system.

Background

The microcomputer principle and the interface experiment system are based on the expansibility experiment system of the microcomputer principle, a CPU core module and an independent expansion type experiment circuit are connected with an expansion module, so that the system can meet the requirement of innovative experiment research while ensuring basic experiment capacity, the expansion module comprises a communication experiment circuit, a display experiment circuit, an audio level display experiment circuit and the like, the experiment richness is greatly increased, and the safety of the CPU is improved by erecting a protective cover on the CPU core module.

However, the existing microcomputer principle and the expansion module of the interface experiment system have the following problems:

because the extension circuit is of various types, for the extension circuit is convenient to carry and store, the extension circuit which is commonly used is required to be integrated, the extension module of the existing microcomputer principle and interface experiment system is not easy to integrate the extension circuit which is commonly used, the extension module is inconvenient to carry, the convenience of the extension module is reduced, and meanwhile, the circuit consists of a plurality of electronic elements, so that the protection performance of the extension module is required to be enhanced, the protection performance of the extension module of the existing microcomputer principle and interface experiment system is not enough, the extension circuit is easy to damage, and the practicability of the extension module is reduced.

Aiming at the problems, innovative design is urgently needed on the basis of the original microcomputer principle and an expansion module of an interface experiment system.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel expansion module of a microcomputer principle and an interface experiment system, and aims to solve the problems that the expansion module of the existing microcomputer principle and interface experiment system is not easy to integrate a common expansion circuit, so that the expansion module is inconvenient to carry, the convenience of the expansion module is reduced, meanwhile, the protection of the expansion module is insufficient, the expansion circuit is easy to damage, and the practicability of the expansion module is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: an extension module of a novel microcomputer principle and interface experiment system comprises a box body, a cover plate and an extension circuit module, wherein the outer walls of two ends of the top of the box body are fixedly connected with limit lugs, the side edge of the upper end of the box body is hinged with the cover plate, the side edge of the cover plate is fixedly connected with a limit sleeve, a baffle is fixedly arranged on the cover plate at the side edge of the limit sleeve, a limit rod penetrates through the inside of the limit sleeve, a positioning mechanism is arranged on the inner wall of the bottom of the box body, a support rod is fixedly connected with the inner wall of the end part of the box body, a base is sleeved on the outer wall of the support rod, a locking rod penetrates through the side wall of the base, a short column is movably connected with the inner wall of the base, a first locking hole is formed in the short column, a second locking hole is formed in the short column at the side of the first locking hole, and a positioning plate is fixedly connected with the end part of the short column, which is far away from the base, and the side of the positioning plate is provided with an expanded circuit module.

Preferably, the limiting rod is connected with the cover plate and the limiting sleeve in a sliding mode respectively, the limiting rod is connected with the baffle through a spring, and the limiting rod and the limiting lug are arranged in a clamping mode.

Preferably, positioning mechanism includes constant head tank and cushion, and constant head tank fixed mounting is in the bottom inner wall of box to the inner wall of constant head tank bonds and has the cushion.

Preferably, the bases are distributed on the supporting rods at equal intervals, the bases are rotatably connected with the supporting rods, and the bases and the positioning mechanisms are distributed in a one-to-one corresponding mode.

Preferably, the base is slidably connected to the locking rod, and the base is connected to the locking rod through a spring.

Preferably, the short column and the base form a rotating structure, and the first locking hole and the second locking hole on the base are respectively connected with the locking rod in a clamping manner.

Compared with the prior art, the utility model has the beneficial effects that: the expansion module of the novel microcomputer principle and interface experiment system integrates a common expansion circuit, so that the expansion module is convenient to carry, the convenience of the expansion module is enhanced, meanwhile, the protection of the expansion module is improved, the expansion circuit is prevented from being damaged, and the practicability of the expansion module is increased;

1. the positioning plate is rotated to be separated from the box body through the rotation of the base, so that the expansion circuit module is conveniently mounted on the positioning plate, and the common expansion circuit module can be accommodated in the box body through the parallel distribution of the positioning plate in the box body, so that the convenience of the expansion module is improved;

2. through the rotation of base for during the locating plate inserts the cushion, the rotation of rethread apron makes apron and box laminating, thereby it is spacing to the locating plate with the locating plate laminating, and protects the extension circuit module on the locating plate, and then has strengthened extension module's protectiveness.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the base and locking lever connection of the present invention;

FIG. 4 is a schematic view of the connection structure of the limiting sleeve and the limiting rod of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 2 according to the present invention.

In the figure: 1. a box body; 2. a limiting lug; 3. a cover plate; 4. a limiting sleeve; 5. a baffle plate; 6. a limiting rod; 7. a positioning mechanism; 701. positioning a groove; 702. a rubber pad; 8. a support bar; 9. a base; 10. a locking lever; 11. a short column; 12. a first locking hole; 13. a second locking hole; 14. positioning a plate; 15. and expanding the circuit module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an extension module of a novel microcomputer principle and interface experiment system comprises a box body 1, a limiting lug 2, a cover plate 3, a limiting sleeve 4, a baffle 5, a limiting rod 6, a positioning mechanism 7, a positioning groove 701, a rubber mat 702, a supporting rod 8, a base 9, a locking rod 10, a short column 11, a first locking hole 12, a second locking hole 13, a positioning plate 14 and an extension circuit module 15, wherein the outer walls of two ends of the top of the box body 1 are fixedly connected with the limiting lug 2, the side edge of the upper end of the box body 1 is hinged with the cover plate 3, the side edge of the cover plate 3 is fixedly connected with the limiting sleeve 4, the baffle 5 is fixedly arranged on the cover plate 3 at the side edge of the limiting sleeve 4, the limiting rod 6 penetrates through the inside of the limiting sleeve 4, the positioning mechanism 7 is arranged on the inner wall of the bottom of the box body 1, the supporting rod 8 is fixedly connected with the inner wall of the end part of the box body 1, and the outer wall of the supporting rod 8 is sleeved with the base 9, and the lateral wall of base 9 runs through and is provided with locking lever 10, and the inner wall swing joint of base 9 has short column 11 simultaneously, and first locking hole 12 has been seted up to the inside of short column 11, and the short column 11 on the avris of first locking hole 12 has seted up second locking hole 13 to the end fixedly connected with locating plate 14 of base 9 is kept away from to short column 11, and expansion circuit module 15 is installed to the avris of locating plate 14 moreover.

Gag lever post 6 respectively with apron 3 and spacing sleeve pipe 4 sliding connection, and gag lever post 6 is connected through spring and baffle 5 to gag

lever post

6 and 2 block settings of spacing ear, the spring of being convenient for promotes gag lever post 6 and stably moves and insert spacing ear 2, let box 1 and apron 3 stabilize laminating protection expansion circuit module 15.

The positioning mechanism 7 comprises a positioning groove 701 and a rubber pad 702, the positioning groove 701 is fixedly installed on the inner wall of the bottom of the box body 1, the rubber pad 702 is bonded on the inner wall of the positioning groove 701, the rubber pad 702 is conveniently inserted through the positioning plate 14, the positioning plate 14 is limited, and the expanded circuit module 15 is limited.

Base 9 is equidistant on bracing piece 8 and distributes, and

base

9 and 8 swivelling joint of bracing piece to

base

9 and 7 one-to-one distribution of positioning mechanism accomodate common expansion circuit module 15 in the extension module of being convenient for, promote the convenience of expanding the carrying of circuit module 15, and make things convenient for rotating base 9, drive expansion circuit module 15, make things convenient for the accomodating and the use of expansion circuit module 15.

The base 9 is connected with the locking rod 10 in a sliding mode, the base 9 is connected with the locking rod 10 through a spring, the short column 11 and the base 9 form a rotating structure, the first locking hole 12 and the second locking hole 13 in the base 9 are connected with the locking rod 10 in a clamping mode respectively, when the spring pushes the locking rod 10 to be clamped with the first locking hole 12, the positioning plate 14 drives the expanded circuit module 15 to be perpendicular to the bottom surface of the box body 1, storage of the expanded circuit module 15 is facilitated, when the spring pushes the locking rod 10 to be clamped with the second locking hole 13, the positioning plate 14 drives the expanded circuit module 15 to be parallel to the bottom surface of the box body 1, and therefore the expanded circuit module 15 and a microcomputer circuit are convenient to connect and use.

The working principle is as follows: when the novel microcomputer principle and the expansion module of the interface experimental system are used, firstly, as shown in figures 1-2 and 4, the limiting rod 6 is stirred to be separated from the limiting lug 2, then the cover plate 3 is rotated to be opened, as shown in figures 1-3 and 5, the base 9 is rotated to drive the positioning plate 14 to be separated from the box body 1, then the positioning plate 14 is rotated to be parallel to the bottom surface of the box body 1, the short column 11 is driven to rotate at the same time, the locking rod 10 is separated from the first locking hole 12, then the locking rod 10 is clamped with the second locking hole 13 to limit the positioning plate 14, so that the expanded circuit module 15 is conveniently installed on the positioning plate 14 to be connected with a microcomputer through a flat cable and used, when the expanded circuit module 15 is stored, the positioning plate 14 is rotated to be vertical to the bottom surface of the box body 1, the short column 11 is driven to rotate at the same time, the locking rod 10 is separated from the second locking hole 13, then the locking rod 10 is clamped with the first locking hole 12 to limit the positioning plate 14, then, the base 9 is rotated to drive the positioning plate 14 to be inserted into the box body 1 for storage, so that the expansion module can integrate a common expansion circuit module 15 conveniently, and the carrying convenience of the expansion circuit module 15 is improved, as shown in fig. 1, 3 and 5, when the installed expansion circuit module 15 is used, the base 9 is rotated to drive the positioning plate 14 to be separated from the box body 1 in the same way, then the positioning plate 14 is rotated to be parallel to the bottom surface of the box body 1, and meanwhile, the locking rod 10 is clamped with the second locking hole 13 to limit the positioning plate 14, so that the expansion circuit module 15 on the positioning plate 14 can be used conveniently;

as shown in fig. 1-2, fig. 4 and fig. 6, when the expansion circuit module 15 is accommodated in the box body 1, the positioning plate 14 is inserted into the rubber mat 702 for limiting, then the limiting rod 6 is shifted to compress the spring, the closed cover plate 3 is rotated to be attached to the box body 1, meanwhile, the cover plate 3 is attached to the positioning plate 14 for limiting the positioning plate 14, then the limiting rod 6 is loosened, the spring is reset to push the limiting rod 6 to be inserted into the limiting lug 2, so that the cover plate 3 is limited, and the expansion circuit module 15 in the box body 1 is fully protected.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a novel extension module of computer principle and interface experimental system, includes box (1), apron (3) and expansion circuit module (15), its characterized in that: the outer walls of two ends of the top of the box body (1) are fixedly connected with limiting lugs (2), the upper end side of the box body (1) is hinged with a cover plate (3), the side of the cover plate (3) is fixedly connected with a limiting sleeve (4), a baffle (5) is fixedly arranged on the cover plate (3) of the side of the limiting sleeve (4), a limiting rod (6) penetrates through the inside of the limiting sleeve (4), a positioning mechanism (7) is installed on the inner wall of the bottom of the box body (1), a supporting rod (8) is fixedly connected with the inner wall of the end part of the box body (1), a base (9) is sleeved on the outer wall of the supporting rod (8), a locking rod (10) penetrates through the side wall of the base (9), a short column (11) is movably connected to the inner wall of the base (9), a first locking hole (12) is formed in the short column (11), and a second locking hole (13) is formed in the short column (11) of the side of the first locking hole (12), and the end part of the short column (11) far away from the base (9) is fixedly connected with a positioning plate (14), and an expanded circuit module (15) is arranged on the side edge of the positioning plate (14).

2. The novel microcomputer principle and interface experiment system extension module of claim 1, wherein: the limiting rod (6) is connected with the cover plate (3) and the limiting sleeve (4) in a sliding mode respectively, the limiting rod (6) is connected with the baffle (5) through a spring, and the limiting rod (6) is clamped with the limiting lug (2).

3. The novel microcomputer principle and interface experiment system extension module of claim 1, wherein: positioning mechanism (7) include constant head tank (701) and cushion (702), and constant head tank (701) fixed mounting in the bottom inner wall of box (1) to the inner wall of constant head tank (701) bonds cushion (702).

4. The novel microcomputer principle and interface experiment system extension module of claim 1, wherein: the base (9) is distributed on the supporting rod (8) at equal intervals, the base (9) is rotatably connected with the supporting rod (8), and the base (9) and the positioning mechanism (7) are distributed in a one-to-one corresponding mode.

5. The novel microcomputer principle and interface experiment system extension module of claim 1, wherein: the base (9) is connected with the locking rod (10) in a sliding mode, and the base (9) is connected with the locking rod (10) through a spring.

6. The novel microcomputer principle and interface experiment system extension module of claim 1, wherein: the short column (11) and the base (9) form a rotating structure, and the first locking hole (12) and the second locking hole (13) on the base (9) are respectively connected with the locking rod (10) in a clamping mode.