CN210804918U

CN210804918U - Portable STM32 experimental box

Info

Publication number: CN210804918U
Application number: CN201920610994.7U
Authority: CN
Inventors: 方雁峰; 张祎江
Original assignee: Shaoxing University Yuanpei College
Current assignee: Shaoxing University Yuanpei College
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-06-19
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a portable STM32 experimental box, the power distribution box comprises a box body, the spacing groove has been seted up in the left side of box inner wall, the positive fixedly connected with gag lever post of spacing inslot wall, the back of gag lever post and the back fixed connection of spacing inslot wall, the surface cover of gag lever post is equipped with first connecting block, the drive groove has been seted up to the position on box inner wall right side and corresponding spacing groove, the inside in drive groove is provided with the second connecting block, the box openly just corresponds the position in drive groove and is provided with the threaded rod, the rear end of threaded rod runs through box and second connecting block in proper order and extends to the outside of second connecting block after to. The utility model overcomes the experimental box among the prior art is unfavorable for carrying, and can't play the defect of clamping action to the equipment, has the size small and exquisite, transports conveniently, can press from both sides tight fixed to experimental equipment, prevents to damage in the transportation, is convenient for separately put auxiliary appliances such as electric wire battery of being convenient for simultaneously to great improvement the practicality.

Description

Portable STM32 experimental box

Technical Field

The utility model relates to an experimental apparatus technical field specifically is a portable STM32 experimental box.

Background

Electronic type specialty and relevant professional student are according to the outline of teaching requirement, will carry out the manual experiment, and traditional experimental environment includes: oscillograph, signal source, power supply, analog electronic circuit experiment box, digital circuit experiment box, single-chip computer experiment box, etc.

Most of STM32 experimental boxes in the prior art are inconvenient to carry. For example, an internet of things experimental box based on an STM32 microcontroller with application number CN201710036758.4 comprises a box body, a special platform and an additional circuit board, wherein the box cover is connected with the box body through a fixing buckle, the special platform is installed in the box body, and an installation groove and an installation hole are formed in the special platform; the additional circuit board is arranged on the special platform and is positioned in the box body, and a row seat is arranged on the additional circuit board; install STM32 core unit module, sensor module, function execution module and communication module through mounting groove, mounting hole and row seat in the box, sensor module, function execution module and communication module are connected with STM32 core unit module respectively, STM32 core unit module includes STM32 microcontroller and peripheral circuit thereof. Although the invention solves the problem of poor flexibility and expansibility of the existing experiment box, firstly, the existing experiment box is large in size and inconvenient to transport, secondly, experiment equipment with different specifications cannot be clamped and fixed, and the equipment in the middle is easy to wear or bump and damage in the transportation process, and finally, the existing experiment box is inconvenient to separately place auxiliary equipment such as electric wire batteries and the like, thereby greatly limiting the practicability.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes STM32 experiment box size among the prior art is huge, is unfavorable for carrying, can't play the clamping action to the equipment simultaneously, and the unable effectively detached defect of inner space provides one kind can small in size portable, and a plurality of parts can be divided into to its inner space simultaneously, and its inside equipment can effectively press from both sides tight a portable STM32 experiment box.

In order to realize the purpose of the utility model, the utility model discloses a following technical means realizes:

a portable STM32 experimental box comprises a box body, wherein a limit groove is formed in the left side of the inner wall of the box body, a limit rod is fixedly connected between the front side and the back side of the inner wall of the limit groove, a first connecting block is sleeved on the surface of the limit rod, a driving groove is formed in the right side of the inner wall of the box body and corresponds to the limit groove, a second connecting block is arranged inside the driving groove, a threaded rod is arranged on the front side of the box body and corresponds to the driving groove, the rear end of the threaded rod sequentially penetrates through the box body and the second connecting block from front to back and extends to the outside of the second connecting block, the first connecting block and the second connecting block are fixedly connected through a movable partition plate, a telescopic connecting plate is fixedly connected at the middle point of the front side of the movable partition plate, the front side of the telescopic connecting plate is fixedly connected with the front, the top of the box body is also provided with a box cover.

The utility model discloses in rotate through the threaded rod, under the limiting displacement of gag lever post, threaded connection can drive the removal baffle and carry out the back-and-forth movement in the second connecting block on the threaded rod, it presss from both sides tightly experimental device to drive clamping device simultaneously, and connect and also stretch out and draw back thereupon to connect the connection expansion plate on removing the baffle, can place some auxiliary devices for experiments in the both sides of connecting the expansion plate, great improvement holistic portability, this portable STM32 experimental box, moreover, the steam generator is simple in structure, the size is less, and convenient for transport, can all press from both sides tightly fixedly to the experimental device of different specifications, prevent to make in the in-process equipment suffer wearing and tearing or jolt the damage, be convenient for separately put auxiliary device such as wire battery simultaneously, thereby great improvement the practicality.

Preferably, the bottom of the movable partition board is fixedly provided with a pulley, and the bottom of the inner wall of the box body and the position corresponding to the pulley are provided with a pulley groove matched with the pulley groove.

The utility model discloses a set up pulley and race, further spacing to the movement track that removes the baffle, prevent to remove the baffle simultaneously and produce the friction between its bottom of operation in-process and box inner wall bottom, the noise is great, influences life.

As preferred, the expansion joint board includes the shell, the back of shell and the back fixed connection of box inner wall, the inside of shell is provided with the fixed plate, the back of fixed plate runs through the shell and extends to its outside and the positive fixed connection who removes the baffle, the first dog of fixedly connected with on the inner wall of shell notch, the equal fixedly connected with of rear side and the first dog cooperation second dog that uses of fixed plate top and bottom.

Preferably, the rear side of the inner wall of the driving groove and the position corresponding to the threaded rod are fixedly connected with a rolling bearing, and one end of the threaded rod penetrates through the rolling bearing and extends into the rolling bearing to be movably connected with the rolling bearing.

Through setting up antifriction bearing, realize fixedly to the end of threaded rod, improved the stationarity of threaded rod when rotatory.

Preferably, the surface of the threaded rod is provided with an external thread, and the position of the second connecting block corresponding to the threaded rod is provided with an internal thread matched with the external thread.

Preferably, the clamping device comprises a plurality of protection springs, one ends of the protection springs are fixedly connected with the grooves in the back of the movable partition plate, and the other ends of the protection springs are fixedly connected with the rubber cushion.

When the second connecting block on the threaded rod is connected with the movable partition plate by the threads to drive the movable partition plate to move back and forth, the protective springs and the rubber cushions can be effectively utilized to clamp experimental equipment with different specifications.

Preferably, the left and right sides and the front and back both sides of case lid all are provided with the inserted pin, the one end that the inserted pin is close to the case lid runs through case lid and box in proper order and extends to the inside of box.

Preferably, the top and the bottom of the inserted nail close to one side of the box cover are clamped with the box cover through clamping blocks.

Through setting up the fixture block, strengthened the fixed degree that the peg was connected on the case lid, can effectively prevent to carry the in-process case lid and drop from the box on.

Preferably, the top of the box cover is fixedly connected with a handle.

It can be convenient to set up the handle the utility model discloses a carry.

Therefore, the utility model discloses following beneficial effect has:

(1) the structure is simple, the size is small, the transportation is convenient, and the portability is greatly improved;

(2) the device can clamp and fix experimental equipment with different specifications, prevent the equipment in the middle from being worn or bumped and damaged in the transportation process, and simultaneously facilitate the separate placement of auxiliary equipment such as electric wire batteries and the like, thereby greatly improving the practicability;

(3) the noise is little in service, and joint strength is high, and life is longer.

Drawings

Fig. 1 is a structural section view of the front view of the present invention.

Fig. 2 is a structural section view of a top view of the present invention.

Fig. 3 is a structural sectional view of the side view of the connection expansion plate of the present invention.

In the figure: the box body 1, the spacing groove 2, the spacing rod 3, the first connecting block 4, the driving groove 5, the second connecting block 6, the threaded rod 7, the movable partition plate 8, the expansion plate 9, the outer shell 91, the fixed plate 92, the first stop block 93, the second stop block 94, the protective spring 10, the rubber cushion 11, the box cover 12, the lifting handle 13, the inserting nail 14, the pulley 15, the pulley groove 16, the clamping block 17 and the rolling bearing 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a portable STM32 experimental box comprises a box body 1, a limiting groove 2 is formed in the left side of the inner wall of the box body 1, a limiting rod 3 is fixedly connected to the front side of the inner wall of the limiting groove 2, the back side of the limiting rod 3 is fixedly connected to the back side of the inner wall of the limiting groove 2, a first connecting block 4 is sleeved on the surface of the limiting rod 3, a driving groove 5 is formed in the right side of the inner wall of the box body 1 and corresponds to the limiting groove 2, a second connecting block 6 is arranged inside the driving groove 5, a threaded rod 7 is arranged in the front side of the box body 1 and corresponds to the driving groove 5, the rear end of the threaded rod 7 sequentially penetrates through the box body 1 and the second connecting block 6 from front to back and extends to the outside of the second connecting block 6, an external thread is formed on the surface of the threaded rod 7, an internal thread adapted to the external thread is formed in, one end of the threaded rod 7 penetrates through the rolling bearing 18 and extends to the interior of the rolling bearing and is movably connected with the rolling bearing, the first connecting block 4 is fixedly connected with the second connecting block 6 through the movable partition plate 8, the bottom of the movable partition plate 8 is fixedly provided with a pulley 15, the bottom of the inner wall of the box body 1 is provided with a pulley groove 16 matched with the pulley 15 for use, the middle point of the front surface of the movable partition plate 8 is fixedly connected with a telescopic connecting plate 9, the front surface of the telescopic connecting plate 9 is fixedly connected with the front surface of the inner wall of the box body 1, the telescopic connecting plate 9 comprises an outer shell 91, the back surface of the outer shell 91 is fixedly connected with the back surface of the inner wall of the box body 1, the inner part of the outer shell 91 is provided with a fixing plate 92, the back surface of the fixing plate 92 penetrates through the outer shell 91 and extends to the exterior of the fixing plate and is fixedly connected with the front surface of the movable partition plate, the rubber cushion 11 is fixedly connected in the groove at the back of the movable clapboard 8 through a protection spring 10, the top of the box body 1 is provided with a box cover 12, the top of the box cover 12 is fixedly connected with a handle 13, the left side, the right side, the front side and the rear side of the box cover 12 are respectively provided with an insert nail 14, one end of the insert nail 14 close to the box cover 12 sequentially penetrates through the box cover 12 and the box body 1 and extends into the box body 1, the top and the bottom of one side of the insert nail 14 close to the box cover 12 are respectively clamped with the box cover 12 through a fixture block 17, the movement track of the movable clapboard 8 is further limited by arranging a pulley 15 and a pulley groove 16, and the bottom of the movable clapboard 8 and the bottom of the inner wall of the box body 1 are prevented from generating friction in the operation process, the noise is larger, the service life is influenced, the fixing degree of the insert nail 14 connected on the box cover, through arranging the rolling bearing 18, the end of the threaded rod 7 is fixed, the stability of the threaded rod 7 in rotation is improved, through rotating the threaded rod 7, under the limiting action of the limiting rod 3, the second connecting block 6 in threaded connection above the threaded rod 7 can drive the movable partition plate 8 to move back and forth, experimental equipment with different specifications is clamped by the protective spring 10 and the rubber cushion 11, meanwhile, the connecting expansion plate 9 connected above the movable partition plate 8 also expands and contracts along with the movable partition plate, some experimental auxiliary equipment can be placed on two sides of the connecting expansion plate 9, the whole portability is greatly improved, the portable STM32 experimental box has a simple structure, a small size and convenient transportation, experimental equipment with different specifications can be clamped and fixed, the internal and middle equipment is prevented from being worn or bumpy in the transportation process, meanwhile, the auxiliary equipment such as an electric wire battery and the like can be separately placed, thereby greatly improving the practicability.

During the use, will insert nail 14 and take off from the case lid 12, rotate threaded rod 7, under the limiting displacement of gag lever post 3, threaded connection can drive removal baffle 8 and carry out the back-and-forth movement in second connecting block 6 above threaded rod 7, place experimental apparatus in removal baffle 8 rear side, utilize protection spring 10 and rubber cushion 11 to press from both sides the experimental apparatus of different specifications tightly, it is flexible also thereupon to connect connection expansion plate 9 on removing baffle 8 simultaneously, can place some auxiliary devices for the experiment in the both sides of connecting expansion plate 9, great improvement holistic portability.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable STM32 experimental box, includes box (1), its characterized in that: the box body is characterized in that a limiting groove (2) is formed in the left side of the inner wall of the box body (1), a limiting rod (3) is fixedly connected between the front side and the back side of the inner wall of the limiting groove (2), a first connecting block (4) is sleeved on the surface of the limiting rod (3), a driving groove (5) is formed in the right side of the inner wall of the box body (1) and corresponds to the position of the limiting groove (2), a second connecting block (6) is arranged inside the driving groove (5), a threaded rod (7) is arranged on the front side of the box body (1) and corresponds to the position of the driving groove (5), the rear end of the threaded rod (7) sequentially penetrates through the box body (1) and the second connecting block (6) from front to back and extends to the outside of the second connecting block (6), the first connecting block (4) and the second connecting block (6) are fixedly connected through a movable partition plate (8), and a telescopic connecting plate (, the front of the telescopic connecting plate (9) is fixedly connected with the front of the inner wall of the box body (1), the back of the movable partition plate (8) is provided with a groove, a clamping device is arranged in the groove, and the top of the box body (1) is further provided with a box cover (12).

2. A portable STM32 experimental box according to claim 1, wherein: the bottom of the movable partition plate (8) is fixedly provided with a pulley (15), and a pulley groove (16) matched with the pulley (15) is formed in the bottom of the inner wall of the box body (1) and corresponds to the position of the pulley (15).

3. A portable STM32 experimental box according to claim 1, wherein: expansion joint board (9) are including outer shell (91), the back of outer shell (91) and the back fixed connection of box (1) inner wall, the inside of outer shell (91) is provided with fixed plate (92), the back of fixed plate (92) runs through outer shell (91) and extends to its outside and the positive fixed connection who removes baffle (8), first dog (93) of fixedly connected with on the inner wall of outer shell (91) notch, the equal fixedly connected with in rear side of fixed plate (92) top and bottom and second dog (94) that first dog (93) cooperation was used.

4. A portable STM32 experimental box according to claim 1, wherein: the rear side of the inner wall of the driving groove (5) corresponds to a rolling bearing (18) fixedly connected with the position of the threaded rod (7), and one end of the threaded rod (7) penetrates through the rolling bearing (18) and extends to the inside of the rolling bearing and is movably connected with the rolling bearing.

5. A portable STM32 experimental box according to claim 1 or 4, characterized in that: the surface of the threaded rod (7) is provided with an external thread, and the position of the second connecting block (6) corresponding to the threaded rod (7) is provided with an internal thread matched with the external thread.

6. A portable STM32 experimental box according to claim 1, wherein: the clamping device comprises a plurality of protection springs (10) with one ends fixedly connected with the grooves on the back of the movable partition plate (8), and the other ends fixedly connected with the rubber soft pad (11).

7. A portable STM32 experimental box according to claim 1, wherein: the left and right sides and the front and back both sides of case lid (12) all are provided with inserted nail (14), the one end that inserted nail (14) are close to case lid (12) runs through case lid (12) and box (1) in proper order and extends to the inside of box (1).

8. A portable STM32 experimental box according to claim 7, wherein: the top and the bottom of one side of the plug pin (14) close to the box cover (12) are clamped with the box cover (12) through clamping blocks (17).

9. A portable STM32 experimental box according to claim 1 or 8, wherein: the top of the box cover (12) is also fixedly connected with a handle (13).