CN211698064U - Multifunctional portable circuit fault diagnosis instrument - Google Patents

Multifunctional portable circuit fault diagnosis instrument Download PDF

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Publication number
CN211698064U
CN211698064U CN201921863843.9U CN201921863843U CN211698064U CN 211698064 U CN211698064 U CN 211698064U CN 201921863843 U CN201921863843 U CN 201921863843U CN 211698064 U CN211698064 U CN 211698064U
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CN
China
Prior art keywords
box
bevel gear
bottom wall
circuit fault
wall
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CN201921863843.9U
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Chinese (zh)
Inventor
方林进
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Wuhan Shengli Opto Electronics Co ltd
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Wuhan Shengli Opto Electronics Co ltd
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Priority to CN201921863843.9U priority Critical patent/CN211698064U/en
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Abstract

The utility model belongs to the field of circuit fault detection equipment, in particular to a multifunctional portable circuit fault diagnostic device, aiming at the problems that the prior circuit fault detector is easy to be damaged by impact when idle, the service life is influenced, and the practicability is poor, the utility model provides a proposal that the multifunctional portable circuit fault diagnostic device comprises a bottom plate and a protective box without a top wall, which is arranged right above the bottom plate, an installation box without a top wall is fixed on the outer bottom wall of the protective box through bolts, a stepping motor is arranged on the inner bottom wall of the installation box, the output end of the stepping motor is fixedly connected with a first bevel gear, the middle position of the bottom wall of the protective box is rotatably connected with a vertical rotating shaft through a bearing, the bottom end of the rotating shaft extends to the inside of the installation box and is fixedly connected with a second bevel gear, the second bevel gear is meshed with the first bevel gear, the utility model has novel design and simple, is not easy to be damaged by impact, can ensure the service life and has higher practicability.

Description

Multifunctional portable circuit fault diagnosis instrument
Technical Field
The utility model relates to a circuit fault detection equipment technical field especially relates to a multi-functional portable circuit fault diagnosis appearance.
Background
The circuit board fault detector is also called an online circuit maintenance tester and a circuit maintenance tester, and is a universal circuit board fault detection device. The circuit board fault detector is characterized in that the circuit board fault detector is difficult in circuit board maintenance due to lack of drawing data and incompletion of circuit principles: and testing the components on the circuit boards one by one, and enabling different circuit boards to be equivalent to different combinations of standard electronic components.
However, when the existing circuit board fault detector is idle, the existing circuit board fault detector is easy to damage due to impact, the service life of the circuit board fault detector is influenced, and the practicability is poor, so that the multifunctional portable circuit fault diagnosis instrument is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of multi-functional portable circuit fault diagnosis appearance has solved current circuit board fault detector and has damaged because of the striking easily when idle, influences circuit board fault detector's life, the relatively poor problem of practicality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a multifunctional portable circuit fault diagnosis instrument comprises a bottom plate and a protective box without a top wall, wherein the protective box is arranged right above the bottom plate, the mounting box without the top wall is fixed on the outer bottom wall of the protective box through bolts, a stepping motor is arranged on the inner bottom wall of the mounting box, the output end of the stepping motor is fixedly connected with a first bevel gear, the middle position of the bottom wall of the protective box is rotatably connected with a vertical rotating shaft through a bearing, the bottom end of the rotating shaft extends into the mounting box and is fixedly connected with a second bevel gear, the second bevel gear is meshed with the first bevel gear, the top end of the rotating shaft extends into the protective box and is fixedly connected with a fourth bevel gear, horizontal screw rods are rotatably connected on the inner side walls of the two sides of the protective box through bearings, one ends, close to each other, of the two screw rods are fixedly connected with a third bevel gear, and the two third bevel gears are meshed with, the protection box comprises a protection box body, and is characterized in that moving blocks are slidably connected to the inner bottom wall of the protection box body on two sides of a rotating shaft respectively, the two moving blocks are respectively connected to outer rings of two screw rods in a spiral fit mode, a horizontal supporting plate is slidably connected between the inner side walls of the two sides of the protection box body above the screw rods, the top end of each moving block is hinged to a transmission rod which is obliquely arranged, the top end of each transmission rod is hinged to the bottom wall of the corresponding supporting plate, a circuit board fault detector body is fixed to the top wall of each supporting plate, and a.
Preferably, spacing hole has all been seted up in the four corners of the diapire of install bin, and spacing downthehole clearance fit has the spacing post of vertically, the top of spacing post is located the inside of install bin and welds and have the limiting plate, the bottom fixed connection of spacing post is in on the roof of bottom plate, the four corners of the outer diapire of install bin all with the roof of bottom plate is connected with the spring, and the outer lane at spacing post is established to the spring housing.
Preferably, the bottom wall of the top cover is in contact with the top end of the protective box, and the top wall of the top cover is welded with a handle.
Preferably, the inner bottom wall of the protective box located on two sides of the rotating shaft is provided with first sliding grooves along the length direction, the first sliding grooves are provided with first sliding blocks in a sliding manner, the two moving blocks are fixed to the top ends of the two first sliding blocks respectively, the inner side walls on two sides of the protective box are provided with second sliding grooves along the height direction, the second sliding grooves are provided with second sliding blocks in a sliding manner, and the supporting plate is fixed between the two second sliding blocks.
Preferably, the screw threads of the two screws are in the same direction.
Preferably, the distance between the top ends of the two driving rods is larger than the distance between the bottom ends of the two driving rods.
The utility model has the advantages that:
through the cooperation effect of bottom plate, protective housing, spacing post, spring, install bin, step motor, first bevel gear, second bevel gear, third bevel gear, fourth bevel gear, pivot, screw rod, movable block, transfer line, backup pad and top cap, when circuit board fault detector was idle, can carry out effectual protection to circuit board fault detector, prevent that circuit board fault detector from damaging because of the striking when idle.
The utility model relates to a novelty, simple structure can receive effectual protection when idle, is difficult for damaging because of the striking, can guarantee life, and the practicality is higher.
Drawings
Fig. 1 is the utility model provides a structural schematic diagram of a multi-functional portable circuit failure diagnosis appearance.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a partially enlarged view of a portion B in fig. 1.
Reference numbers in the figures: 1. a base plate; 2. a stepping motor; 3. installing a box; 4. a protective box; 5. a screw; 6. a transmission rod; 7. a support plate; 8. a circuit board fault detector body; 9. a top cover; 10. a spring; 11. a limiting column; 12. a first bevel gear; 13. a second bevel gear; 14. a rotating shaft; 15. a moving block; 16. a third bevel gear; 17. and a fourth bevel gear.
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.
Referring to fig. 1-3, a multifunctional portable circuit fault diagnosis instrument comprises a bottom plate 1 and a protective box 4 without a top wall, which is arranged right above the bottom plate 1, wherein an installation box 3 without a top wall is fixed on the outer bottom wall of the protective box 4 through bolts, a stepping motor 2 is arranged on the inner bottom wall of the installation box 3, a controller with a model of PIC18F688 is arranged at the side end of the stepping motor 2, the controller can control the bidirectional operation of the stepping motor 2, the output end of the stepping motor 2 is fixedly connected with a first bevel gear 12, the middle position of the bottom wall of the protective box 4 is rotatably connected with a vertical rotating shaft 14 through a bearing, the bottom end of the rotating shaft 14 extends to the inside of the installation box 3 and is fixedly connected with a second bevel gear 13, the second bevel gear 13 is connected with the first bevel gear 12 in a meshing manner, the top end of the rotating shaft 14 extends to the inside, all be connected with horizontally screw rod 5 through the bearing rotation on the both sides inside wall of protective housing 4, the equal fixedly connected with third bevel gear 16 of one end that two screw rods 5 are close to each other, two third bevel gears 16 all are connected with fourth bevel gear 17 meshing, equal sliding connection has movable block 15 on the inner bottom wall of protective housing 4 that is located 14 both sides of pivot, two movable block 15 spiral cooperation connection respectively are at the outer lane of two screw rods 5, sliding connection has horizontally backup pad 7 between the both sides inside wall of protective housing 4 that is located the screw rod 5 top, the top of movable block 15 articulates there is the transfer line 6 that is the slope setting, the top of transfer line 6 articulates on the diapire of backup pad 7, be fixed with circuit board fault detector body 8 on the roof of backup pad 7, circuit board fault detector body 8's preceding terminal surface is provided with display screen and a plurality of operating button, circuit board fault detector body 8's top is fixed.
Spacing holes have all been seted up in the four corners of the diapire of install bin 3, and spacing downthehole clearance fit has the spacing post of vertically 11, and the top of spacing post 11 is located the inside of install bin 3 and welds and have the limiting plate, and the bottom fixed connection of spacing post 11 is on the roof of bottom plate 1, and the four corners of the outer diapire of install bin 3 all is connected with spring 10 with the roof of bottom plate 1, and spring 10 cover is established in the outer lane of spacing post 11.
The diapire of top cap 9 and the top contact of protective housing 4 have guaranteed the leakproofness that top cap 9 and protective housing 4 are connected, and circuit board fault detector body 8 receives effectual protection, and the welding has the handle on the roof of top cap 9.
All seted up first spout along length direction on the interior diapire of protective housing 4 that is located 14 both sides of pivot, it is provided with first slider to slide in the first spout, and two movable blocks 15 are fixed respectively on the top of two first sliders, all seted up the second spout along the direction of height on the both sides inside wall of protective housing 4, slide in the second spout and be provided with the second slider, and backup pad 7 is fixed between two second sliders.
The two screw rods 5 have the same thread direction, and when the two screw rods 5 rotate in opposite directions, the two moving blocks 15 can be far away from or close to each other through the screw transmission of the screw rods 5 and the moving blocks 15.
The distance between the top ends of the two driving levers 6 is greater than the distance between the bottom ends of the two driving levers 6, and since the bottom ends of the two driving levers 6 are fixed in height, when the bottom ends of the two driving levers 6 are far away from each other, the top ends of the two driving levers 6 are lifted.
Example (b): when the circuit board fault detector body 8 needs to be used, the controller controls the stepping motor 2 to operate in the forward direction, the rotating shaft 14 can be driven to rotate through the transmission of the first bevel gear 12 and the second bevel gear 13, the two screw rods 5 can be driven to rotate in opposite directions through the transmission of the fourth bevel gear 17 and the two third bevel gears 16, the two moving blocks 15 can be far away from each other through the spiral transmission of the screw rods 5 and the moving blocks 15, the bottom ends of the two transmission rods 6 can be far away from each other, the top ends of the two transmission rods 6 can push the supporting plate 7 and the circuit board fault detector body 8 to ascend until the display screen and the operating button on the front end face of the circuit board fault detector body 8 are lifted out of the protective box 4, the circuit board fault detector body 8 can be used, and when the circuit board fault detector body 8 is idle, the controller controls the stepping motor, the rotating shaft 14 can be driven to rotate through the transmission of the first bevel gear 12 and the second bevel gear 13, the two screw rods 5 can be driven to rotate along opposite directions through the transmission of the fourth bevel gear 17 and the two third bevel gears 16, the two moving blocks 15 can be close to each other through the spiral transmission of the screw rods 5 and the moving blocks 15, the bottom ends of the two transmission rods 6 can be close to each other, the top ends of the two transmission rods 6 can drive the supporting plate 7, the circuit board fault detector body 8 and the top cover 9 to descend until the bottom end of the top cover 9 contacts the top end of the protection box 4, the circuit board fault detector body 8 can be effectively protected through the protection box 4 and the top cover 9, the circuit board fault detector body 8 is prevented from being damaged due to impact, when the top cover 9 is impacted, the top cover 9, the protection box 4 and the installation box 3 can descend, namely the spring, through the elastic potential energy effect of spring 10, can make spring 10 constantly stretch out and draw back and tend to the return rapidly, can make top cap 9 constantly go up and down and tend to the return rapidly, can carry out effectual buffering to the impact that top cap 9 received, further prevent that circuit board fault detector body 8 from damaging because of the striking.
The utility model relates to a novelty, simple structure can receive effectual protection when idle, is difficult for damaging because of the striking, can guarantee life, and the practicality is higher.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting 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 limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A multifunctional portable circuit fault diagnosis instrument comprises a bottom plate (1) and a protective box (4) without a top wall, wherein the protective box (4) is installed right above the bottom plate (1), the protective box is characterized in that an installation box (3) without the top wall is fixed on the outer bottom wall of the protective box (4) through bolts, a stepping motor (2) is installed on the inner bottom wall of the installation box (3), a first bevel gear (12) is fixedly connected to the output end of the stepping motor (2), a vertical rotating shaft (14) is rotatably connected to the middle position of the bottom wall of the protective box (4) through a bearing, the bottom end of the rotating shaft (14) extends to the inside of the installation box (3) and is fixedly connected with a second bevel gear (13), the second bevel gear (13) is meshed with the first bevel gear (12), the top end of the rotating shaft (14) extends to the inside of the protective box (4) and is fixedly connected with a fourth, the inner side walls of two sides of the protection box (4) are rotatably connected with horizontal screw rods (5) through bearings, one ends, close to each other, of the two screw rods (5) are fixedly connected with third bevel gears (16), the two third bevel gears (16) are meshed with fourth bevel gears (17), moving blocks (15) are slidably connected on the inner bottom walls of the protection box (4) on two sides of a rotating shaft (14), the two moving blocks (15) are respectively connected to the outer rings of the two screw rods (5) in a spiral fit mode, horizontal supporting plates (7) are slidably connected between the inner side walls of two sides of the protection box (4) above the screw rods (5), the top ends of the moving blocks (15) are hinged with driving rods (6) which are arranged in an inclined mode, the top ends of the driving rods (6) are hinged to the bottom walls of the supporting plates (7), and circuit board fault detector bodies (8) are fixed on the top walls of the supporting plates, a top cover (9) is fixed at the top end of the circuit board fault detector body (8).
2. The multifunctional portable circuit fault diagnosis instrument according to claim 1, characterized in that the four corners of the bottom wall of the installation box (3) are provided with limiting holes, vertical limiting columns (11) are arranged in the limiting holes in a clearance fit manner, the top ends of the limiting columns (11) are located inside the installation box (3) and welded with limiting plates, the bottom ends of the limiting columns (11) are fixedly connected to the top wall of the bottom plate (1), the four corners of the outer bottom wall of the installation box (3) are connected with springs (10) with the top wall of the bottom plate (1), and the springs (10) are sleeved on the outer rings of the limiting columns (11).
3. The multifunctional portable circuit fault diagnosis instrument according to claim 1, characterized in that the bottom wall of the top cover (9) is in contact with the top end of the protection box (4), and the top wall of the top cover (9) is welded with a handle.
4. The portable multifunctional circuit fault diagnosis instrument according to claim 1, wherein the inner bottom wall of the protection box (4) on both sides of the rotation shaft (14) is provided with a first sliding slot along the length direction, a first sliding block is slidably arranged in the first sliding slot, the two moving blocks (15) are respectively fixed at the top ends of the two first sliding blocks, the inner side walls on both sides of the protection box (4) are provided with a second sliding slot along the height direction, a second sliding block is slidably arranged in the second sliding slot, and the support plate (7) is fixed between the two second sliding blocks.
5. A multifunctional portable circuit failure diagnostic instrument according to claim 1, characterized in that the thread directions of the two screws (5) are the same.
6. A multifunctional portable circuit failure diagnostic instrument according to claim 1, characterized in that the distance between the top ends of the two driving rods (6) is larger than the distance between the bottom ends of the two driving rods (6).
CN201921863843.9U 2019-11-01 2019-11-01 Multifunctional portable circuit fault diagnosis instrument Active CN211698064U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921863843.9U CN211698064U (en) 2019-11-01 2019-11-01 Multifunctional portable circuit fault diagnosis instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921863843.9U CN211698064U (en) 2019-11-01 2019-11-01 Multifunctional portable circuit fault diagnosis instrument

Publications (1)

Publication Number Publication Date
CN211698064U true CN211698064U (en) 2020-10-16

Family

ID=72786094

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921863843.9U Active CN211698064U (en) 2019-11-01 2019-11-01 Multifunctional portable circuit fault diagnosis instrument

Country Status (1)

Country Link
CN (1) CN211698064U (en)

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