CN214150990U - Low-cost voltage isolation detection device - Google Patents

Abstract

The utility model discloses a low-cost voltage isolation detection device, which comprises a fixed shell, a voltmeter body, a longitudinal damping unit, an electric wire fixing unit, a transverse damping unit and an upper cover fixing unit; fixing the shell: a longitudinal damping unit is arranged at the rear end of the inner part, a transverse damping unit is arranged on the front side surface of a fixed connecting plate in the longitudinal damping unit, two electric wire fixing units are respectively and fixedly connected to the left side and the right side of the lower end of the fixed connecting plate in the longitudinal damping unit, and an upper cover fixing unit is fixedly connected to the front side of the fixed shell; a longitudinal damping unit: include slider one, shell fragment, foam-rubber cushion, fixed block one, fixing bolt one, slider two, fixed slide rail, fixed connection board and fixing bolt two, a fixed block fixed connection is equipped with the shock mounting and can effectively protect detection device in the internal surface rear end of fixed shell, and voltage measurement line tip is equipped with fixing device, prevents that the tip of line from receiving the damage.

Description

Low-cost voltage isolation detection device

Technical Field

The utility model relates to a detection device technical field specifically is a low-cost voltage isolation detection device.

Background

At present, in the market, external power supplies of electronic equipment are mainly divided into two main categories, namely an isolated power supply and a non-isolated power supply. The external power supply may have unpredictable fluctuations, such as overvoltage and undervoltage, under certain conditions. These undesirable changes can negatively impact the proper operation of the device, and thus the need to detect the power supply arises.

The existing voltage detection device is not provided with a protection mechanism, when a measurer drops carelessly, an internal element is easy to be impacted to cause the damage of the whole detection device, so that the detection cost is increased, a voltage measurement wire end is easy to damage during measurement, and the difficulty coefficient is larger during new internal wiring.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a low-cost voltage isolation detection device, be equipped with the shock mounting and can effectively protect detection device, voltage measurement line tip is equipped with fixing device, prevents that the tip of line from receiving the damage, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a low-cost voltage isolation detection device comprises a fixed shell, a voltmeter body, a longitudinal damping unit, an electric wire fixing unit, a transverse damping unit and an upper cover fixing unit;

fixing the shell: a longitudinal damping unit is arranged at the rear end of the inner part, a transverse damping unit is arranged on the front side surface of a fixed connecting plate in the longitudinal damping unit, two electric wire fixing units are respectively and fixedly connected to the left side and the right side of the lower end of the fixed connecting plate in the longitudinal damping unit, and an upper cover fixing unit is fixedly connected to the front side of the fixed shell;

a longitudinal damping unit: the elastic piece fixing device comprises a first sliding block, an elastic piece, a spongy cushion, a first fixing block, a first fixing bolt, a second sliding block, two fixing sliding rails, a fixing connecting plate and a second fixing bolt, wherein the first fixing block is fixedly connected to the rear end of the inner surface of a fixing shell, the spongy cushion is arranged at the front end of the first fixing block, the rear end of the inner surface of the fixing shell is fixedly connected with the two fixing sliding rails, the inner sides of the two fixing sliding rails are fixedly connected with limit blocks, the upper side and the lower side of the first sliding block and the lower side of the second sliding block are respectively provided with two sliding grooves, the sliding grooves of the first sliding block and the second sliding block are respectively in sliding connection with the outer surfaces of the fixing sliding rails at the upper end and the lower end and the limit blocks, the upper end and the lower end of the elastic piece are respectively fixedly connected with the upper surfaces of the first sliding block and the second sliding block through the eight fixing bolts, the rear surface of the elastic piece is movably connected with the front side of the spongy cushion, and the fixing connecting plate is fixedly connected with the front end of the elastic piece through the second fixing bolt, four sponge fixing blocks are fixedly connected to four corners of the rear end of the inner surface of the fixed shell, and the four sponge fixing blocks are movably connected with the lower surface of the fixed connecting plate.

Vertical shock attenuation unit reduces vertical impact, prevents that voltage detection device from receiving the damage, and when the device received the collision, inside can produce and vibrate, and partial impact force receives shell fragment and foam-rubber cushion elasticity influence and is absorbed.

Further, horizontal shock attenuation unit includes spring fixed block, spring, rectangle riser and activity groove, the activity groove has been opened to fixed connection board's front side, the four sides in activity groove all are equipped with two spring fixed blocks, and the spring has all been cup jointed to the inboard of eight spring fixed blocks, the activity inslot is arranged in to the rectangle riser, the surface of rectangle riser and the end connection of spring fixed block are kept away from to eight springs, inside the rectangle riser was arranged in to the voltmeter body, the front side lower extreme of voltmeter body is equipped with connecting wire one and connecting wire two, connecting wire one and connecting wire two pass the lower extreme of fixed shell. The transverse damping unit protects the voltmeter body, reduces transverse impact between the inner voltmeter body and the inner shell during collision, and prevents the voltmeter body from being damaged.

Further, two electric wire fixed units are the same with the connected mode of connecting wire one and connecting wire two, electric wire fixed unit includes fixed connection piece, U type piece, fixing bolt three, fixed rotating shaft, fixed block two and rotation groove, the lower extreme left side at fixed connection board is established to the fixed connection piece, the rotation groove has all been seted up in the left side of fixed connection piece and U type piece, the equal fixed rotating shaft of fixedly connected with in the rotation inslot of fixed connection piece and U type piece, two fixed rotating shafts rotate with the through-hole of fixed block two and be connected, U type piece passes through fixed block two and fixed connection piece swing joint, U type piece passes through fixing bolt three and fixed connection piece fixed connection, connecting wire one passes through the inboard of U type piece fixed connection at fixed connection piece. The electric wire fixing unit fixes the end parts of the first connecting wire and the second connecting wire, and prevents the end parts of the first connecting wire and the second connecting wire from being damaged to cause electric leakage.

Further, the upper cover fixing unit comprises a clamping block, a clamping groove, an anti-shaking fixing block, an upper cover and an observation window, wherein the clamping groove is formed in the front side of the fixed shell, the clamping block is fixedly connected to the inner wall of the rear end of the upper cover, the upper cover is fixedly connected with the fixed shell through the clamping block, the anti-shaking fixing block is arranged at the rear end of the upper cover, the anti-shaking fixing block is connected with the front end of the voltmeter body in a clamping mode, and the observation window is arranged at the front end of the upper cover. The upper cover fixing unit carries out isolation protection on the voltmeter body, electric leakage is prevented when the voltmeter body is measured, and the observation window is convenient for reading the voltmeter value.

Furthermore, the fixing device also comprises a clamping block, and the clamping block is arranged at the rear end of the fixing shell. The buckle piece is convenient for fixing and fixing the shell.

Compared with the prior art, the beneficial effects of the utility model are that: this low-cost voltage isolation detection device has following benefit:

1. vertical shock attenuation unit reduces vertical impact, prevents that voltage detection device from receiving the damage, and when the device received the collision, inside can produce and vibrate, and partial impact force receives shell fragment and foam-rubber cushion elasticity influence and is absorbed.

2. The transverse damping unit protects the voltmeter body, reduces transverse impact between the inner voltmeter body and the inner shell during collision, and prevents the voltmeter body from being damaged.

3. Being equipped with the shock mounting and can effectively protecting detection device, voltage measurement line tip is equipped with fixing device, prevents that the tip of line from receiving the damage.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the upper cover fixing unit of the present invention;

fig. 3 is a schematic structural view of the wire fixing unit of the present invention;

fig. 4 is an enlarged schematic view of the electric wire fixing unit of the present invention;

FIG. 5 is a schematic structural view of the lateral damping unit of the present invention;

fig. 6 is a schematic view of the structure of the longitudinal damping unit of the present invention.

In the figure: the device comprises a fixed shell 1, a voltmeter body 2, a longitudinal damping unit 3, a first sliding block 31, a spring plate 32, a spongy cushion 33, a first fixed block 34, a first fixed bolt 35, a second sliding block 36, a fixed sliding rail 37, a fixed connecting plate 38, a second fixed bolt 39, a fixed unit 4, a fixed connecting block 41, a U-shaped block 42, a third fixed bolt 43, a fixed rotating shaft 44, a second fixed block 45, a rotating groove 46, a transverse damping unit 5, a fixed block 51, a spring 52, a rectangular vertical plate 53, a movable groove 54, an upper cover fixing unit 6, a clamping block 61, a clamping groove 62, a fixed block 63 with shaking prevention, an upper cover 64, an observation window 65, a sponge fixed block 7, a clamping block 8, a first connecting wire 9 and a second connecting wire 10.

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. 1-6, the present invention provides a technical solution: a low-cost voltage isolation detection device comprises a fixed shell 1, a voltmeter body 2, a longitudinal damping unit 3, an electric wire fixing unit 4, a transverse damping unit 5 and an upper cover fixing unit 6;

fixing the housing 1: inside rear end is equipped with vertical shock attenuation unit 3, the front side surface of fixed connection board 38 is equipped with horizontal shock attenuation unit 5 in vertical shock attenuation unit 3, horizontal shock attenuation unit 5 includes spring fixed block 51, spring 52, rectangle riser 53 and activity groove 54, movable groove 54 has been seted up to the front side of fixed connection board 38, the four sides of activity groove 54 all are equipped with two spring fixed blocks 51, spring 52 has all been cup jointed to eight spring fixed block 51's inboard, activity groove 54 is arranged in to rectangle riser 53, the surface of rectangle riser 53 and the end connection of spring fixed block 51 are kept away from to eight spring 52, inside voltmeter body 2 arranges rectangle riser 53 in, the front side lower extreme of voltmeter body 2 is equipped with connecting wire one 9 and connecting wire two 10, connecting wire one 9 and connecting wire two 10 pass the lower extreme of fixed shell 1. The transverse damping unit 5 protects the voltmeter body 2, reduces transverse impact between the inner voltmeter body 2 and the inner housing during collision, and prevents the damage of the voltmeter body 2. The left side and the right side of the lower end of the fixed connecting plate 38 in the longitudinal damping unit 3 are respectively and fixedly connected with two electric wire fixing units 4, the connection mode of the two electric wire fixing units 4 with the first connecting wire 9 and the second connecting wire 10 is the same, the electric wire fixing unit 4 comprises a fixed connecting block 41, a U-shaped block 42 and a fixed bolt third 43, fixed rotating shaft 44, two 45 and the rotation groove 46 of fixed block, fixed connecting block 41 is established on the lower extreme left side of fixed connecting plate 38, rotation groove 46 has all been seted up on the left side of fixed connecting block 41 and U type piece 42, equal fixedly connected with fixed rotating shaft 44 in fixed connecting block 41 and U type piece 42's the rotation groove 46, two fixed rotating shaft 44 rotate with the through-hole of two 45 fixed blocks and be connected, U type piece 42 passes through two 45 fixed block and 41 swing joint of fixed connecting block, U type piece 42 passes through three 43 fixed bolt and 41 fixed connection of fixed connecting block, connecting wire 9 passes through the inboard of U type piece 42 fixed connection at fixed connecting block 41. The wire fixing unit 4 fixes the ends of the first connecting wire 9 and the second connecting wire 10, and prevents the ends of the first connecting wire 9 and the second connecting wire 10 from being damaged to cause electric leakage. An upper cover fixing unit 6 is fixedly connected to the front side of the fixed shell 1; the upper cover fixing unit 6 comprises a clamping block 61, a clamping groove 62, an anti-shaking fixing block 63, an upper cover 64 and an observation window 65, the clamping groove 62 is formed in the front side of the fixed shell 1, the clamping block 61 is fixedly connected to the inner wall of the rear end of the upper cover 64, the upper cover 64 is fixedly connected with the fixed shell 1 through the clamping block 61, the anti-shaking fixing block 63 is arranged at the rear end of the upper cover 64, the anti-shaking fixing block 63 is clamped with the front end of the voltmeter body 2, and the observation window 65 is arranged at the front end of the upper cover 64. The upper cover fixing unit 6 carries out isolation protection on the voltmeter body 2, electric leakage is prevented when the voltmeter body 2 is measured, and the observation window 65 is convenient for reading the voltmeter value.

Longitudinal damping unit 3: comprises a first slide block 31, an elastic sheet 32, a spongy cushion 33, a first fixed block 34, a first fixed bolt 35, a second slide block 36, a fixed slide rail 37, a fixed connecting plate 38 and a second fixed bolt 39, wherein the first fixed block 34 is fixedly connected at the rear end of the inner surface of a fixed shell 1, the spongy cushion 33 is arranged at the front end of the first fixed block 34, the rear end of the inner surface of the fixed shell 1 is fixedly connected with two fixed slide rails 37, the inner sides of the two fixed slide rails 37 are fixedly connected with limit blocks, the upper side and the lower side of the first slide block 31 and the second slide block 36 are respectively provided with two slide grooves, the slide grooves of the first slide block 31 and the second slide block 36 are respectively and slidably connected with the outer surfaces of the fixed slide rails 37 at the upper end and the lower end and the limit blocks, the upper end and the lower end of the elastic sheet 32 are respectively and fixedly connected with the upper surfaces of the first slide block 31 and the second slide block 36 through the first fixed bolts 35, the rear surface of the elastic sheet 32 is movably connected with the front side of the spongy cushion 33, the fixed connecting plate 38 is fixedly connected at the front end of the elastic sheet 32 through the second fixed bolts 39, four sponge fixing blocks 7 are fixedly connected to four corners of the rear end of the inner surface of the fixed shell 1, and the four sponge fixing blocks 7 are movably connected with the lower surface of the fixed connecting plate 38.

The clamping device further comprises a clamping block 8, and the clamping block 8 is arranged at the rear end of the fixed shell 1. The buckle block 8 is convenient for fixing and fixing the shell 1.

When in use: the longitudinal shock absorption unit 3 reduces longitudinal shock, prevents that the voltage detection device from being damaged, and when the device received the collision, inside can produce and vibrate, and partial impact force is received shell fragment 32 and the influence of foam-rubber cushion 33 elasticity and is absorbed. The transverse damping unit 5 protects the voltmeter body 2, reduces transverse impact between the inner voltmeter body 2 and the inner housing during collision, and prevents the damage of the voltmeter body 2. The wire fixing unit 4 fixes the ends of the first connecting wire 9 and the second connecting wire 10, and prevents the ends of the first connecting wire 9 and the second connecting wire 10 from being damaged to cause electric leakage. The upper cover fixing unit 6 carries out isolation protection on the voltmeter body 2, electric leakage is prevented when the voltmeter body 2 is measured, and the observation window 65 is convenient for reading the voltmeter value.

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 (5)

1. A low-cost voltage isolation detection device, its characterized in that: the device comprises a fixed shell (1), a voltmeter body (2), a longitudinal damping unit (3), an electric wire fixing unit (4), a transverse damping unit (5) and an upper cover fixing unit (6);

fixed housing (1): a longitudinal damping unit (3) is arranged at the rear end of the inner part of the shell, a transverse damping unit (5) is arranged on the front side surface of a fixed connecting plate (38) in the longitudinal damping unit (3), two electric wire fixing units (4) are respectively and fixedly connected to the left side and the right side of the lower end of the fixed connecting plate (38) in the longitudinal damping unit (3), and an upper cover fixing unit (6) is fixedly connected to the front side of the fixed shell (1);

longitudinal damping unit (3): include slider one (31), shell fragment (32), foam-rubber cushion (33), fixed block one (34), fixing bolt one (35), slider two (36), fixed slide rail (37), fixed connection board (38) and fixing bolt two (39), fixed block one (34) fixed connection is in the internal surface rear end of fixed shell (1), the front end of fixed block one (34) is equipped with foam-rubber cushion (33), the internal surface rear end fixed connection of fixed shell (1) has two fixed slide rails (37), the equal fixedly connected with stopper in inboard of two fixed slide rails (37), the upper and lower side of slider one (31) and slider two (36) all is equipped with two spouts, the spout of slider one (31) and slider two (36) respectively with the surface and the stopper sliding connection of the fixed slide rail (37) of last lower extreme, the upper and lower extreme of shell fragment (32) is respectively through eight fixing bolt one (35) and the upper surface of slider one (31) and slider two (36) The elastic piece fixing device comprises a fixed connection body, the rear surface of the elastic piece (32) is movably connected with the front side of a sponge cushion (33), a fixed connection plate (38) is fixedly connected with the front end of the elastic piece (32) through a second fixing bolt (39), four sponge fixing blocks (7) are fixedly connected with the four corners of the rear end of the inner surface of the fixed shell (1), and the four sponge fixing blocks (7) are movably connected with the lower surface of the fixed connection plate (38).

2. A low cost voltage isolation test device as claimed in claim 1, wherein: the transverse damping unit (5) comprises a spring fixing block (51), a spring (52), a rectangular vertical plate (53) and a movable groove (54), a movable groove (54) is formed in the front side of the fixed connecting plate (38), two spring fixing blocks (51) are arranged on four sides of the movable groove (54), springs (52) are sleeved on the inner sides of the eight spring fixing blocks (51), the rectangular vertical plate (53) is arranged in the movable groove (54), the outer surface of the rectangular vertical plate (53) is connected with the end parts of the eight springs (52) far away from the spring fixing block (51), the voltmeter body (2) is arranged in the rectangular vertical plate (53), the lower end of the front side of the voltmeter body (2) is provided with a first connecting wire (9) and a second connecting wire (10), the first connecting wire (9) and the second connecting wire (10) penetrate through the lower end of the fixed shell (1).

3. A low cost voltage isolation test device as claimed in claim 1 or 2, wherein: two electric wire fixed units (4) are the same with the connection mode of connecting wire one (9) and connecting wire two (10), electric wire fixed unit (4) includes fixed connection piece (41), U type piece (42), fixing bolt three (43), fixed rotating shaft (44), fixed block two (45) and rotation groove (46), fixed connection piece (41) are established in the lower extreme left side of fixed connection board (38), rotation groove (46) have all been seted up in the left side of fixed connection piece (41) and U type piece (42), equal fixedly connected with fixed rotating shaft (44) in rotation groove (46) of fixed connection piece (41) and U type piece (42), two fixed rotating shaft (44) are rotated with the through-hole of fixed block two (45) and are connected, U type piece (42) are through fixed block two (45) and fixed connection piece (41) swing joint, U type piece (42) are through fixing bolt three (43) and fixed connection piece (41) fixed connection, the first connecting line (9) is fixedly connected to the inner side of the fixed connecting block (41) through a U-shaped block (42).

4. A low cost voltage isolation test device as claimed in claim 1, wherein: the utility model discloses a voltmeter body, including upper cover fixed unit (6), upper cover fixed unit (6) include fixture block (61), draw-in groove (62), prevent shaking fixed block (63), upper cover (64) and observation window (65), draw-in groove (62) have been seted up to the front side of fixed shell (1), the rear end inner wall fixedly connected with fixture block (61) of upper cover (64), upper cover (64) pass through fixture block (61) and fixed shell (1) fixed connection, the rear end of upper cover (64) is equipped with prevents shaking fixed block (63), prevent shaking fixed block (63) and the front end joint of voltmeter body (2), observation window (65) are established at the front end of upper cover (64).

5. A low cost voltage isolation test device as claimed in claim 1, wherein: the clamping device is characterized by further comprising a clamping block (8), wherein the clamping block (8) is arranged at the rear end of the fixed shell (1).

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