CN220207697U

CN220207697U - Digital multimeter capable of adjusting wire length

Info

Publication number: CN220207697U
Application number: CN202321936300.1U
Authority: CN
Inventors: 傅丽超; 陈志忠
Original assignee: Zhangzhou Huayi Electronics Co ltd
Current assignee: Zhangzhou Huayi Electronics Co ltd
Priority date: 2023-07-22
Filing date: 2023-07-22
Publication date: 2023-12-19
Anticipated expiration: 2033-07-22

Abstract

The utility model relates to the technical field of digital multimeters, in particular to a digital multimeter with adjustable wire length, which comprises a digital multimeter body, wherein a lower protective shell is fixedly connected to the lower surface of the digital multimeter body, a sealing cover is rotatably connected to the front surface of the lower protective shell, a wire arranging block is fixedly connected to the upper surface of the sealing cover, a wire arranging hole is formed in the front surface of the wire arranging block, a placing groove is formed in the front surface of the sealing cover, a magnet is fixedly connected to the inner wall of the placing groove, and a rotating hole penetrating through the inner walls of two sides is formed in the right side of the lower protective shell. According to the utility model, the bolt is pulled out of the downward protective shell, when the bolt leaves the inner wall of the limiting hole on the surface of the flange, the wire is pulled, and when the wire is pulled to a sufficient length, the bolt is released, and under the action force of the spring, the wire binding rod is further fixed, the length of the wire is further fixed, and the effect of freely adjusting the length of the wire is achieved.

Description

Digital multimeter capable of adjusting wire length

Technical Field

The utility model relates to the technical field of digital multimeters, in particular to a digital multimeter with an adjustable wire length.

Background

The digital multimeter is one kind of multipurpose electronic measuring instrument, and has the functions of ampere meter, voltmeter, ohm meter, etc. and is also named universal meter, multipurpose meter, etc. its main function is to measure voltage, resistance and current.

In the use, need through two or three wires, insert the wire in the data hole of digital multimeter earlier, then put the other end of another wire on the electronic component that needs to measure, later adjust digital multimeter and obtain data, in the in-process of operation, because the wire overlength just does not have the length adjustment, can appear the condition that the wire twines, knots, inconvenient equipment is accomodate and use, so put forward the digital multimeter of adjustable wire length and be used for solving above problem.

Disclosure of Invention

The utility model aims to provide a digital multimeter with an adjustable wire length, which solves the problems in the background technology.

The technical scheme of the utility model is as follows: the utility model provides a digital multimeter of adjustable wire length, includes the digital multimeter body, the lower fixed surface of digital multimeter body is connected with the protective housing down, the front of protective housing rotates and is connected with sealed lid down, the last fixed surface of sealed lid is connected with the winding displacement piece, the winding displacement hole has been seted up in the front of winding displacement piece, and the standing groove has been seted up in the front of sealed lid, the inner wall fixedly connected with magnet of standing groove, the rotation hole that runs through both sides inner wall has been seted up on the right side of protective housing down, the inner wall of rotation hole is provided with adjusting part.

Preferably, the adjusting component comprises a wire hooping rod rotationally connected with the inner wall of the rotating hole, a wire opening penetrating through the surface of the wire hooping rod is formed in the left side of the wire hooping rod, a coil row is fixedly connected to the surface of the wire hooping rod, and a rubber ring is fixedly connected to the left end of the wire hooping rod.

Preferably, the adjusting component further comprises a flange plate fixedly connected with the surface of the wire hooping rod, a fixing hole is formed in the right side of the lower protective shell, and a hollow tube is fixedly connected to the inner wall of the fixing hole.

Preferably, the adjusting component further comprises a sliding block which is in sliding connection with the inner wall of the hollow tube, the surface of the sliding block is provided with a fixing hole, the inner wall of the fixing hole is fixedly connected with a bolt, the inner wall of the hollow tube is fixedly connected with a limit ring, the inner wall of the hollow tube is fixedly connected with a cover plate, and the surface of the cover plate is provided with a sliding hole.

Preferably, the adjusting component further comprises a spring sleeved on the surface of the bolt, one end of the spring is fixedly connected with the surface of the sliding block, and the other end of the spring is fixedly connected with the surface of the cover plate.

Preferably, the back of digital multimeter body rotates and is connected with the backup pad, one side that the backup pad kept away from the digital multimeter body rotates and is connected with the stabilizer plate.

The utility model provides a digital multimeter with adjustable wire length through improvement, which has the following improvement and advantages compared with the prior art:

the method comprises the following steps: according to the utility model, the bolt is pulled out from the downward protective shell, when the bolt leaves the inner wall of the limiting hole on the surface of the flange, the wire is pulled, and when the wire is pulled to a sufficient length, the bolt is loosened, the sliding block is driven to move towards the flange under the action force of the spring, the sliding block drives the bolt to move towards the flange, and when the bolt is attached to the inner wall of the limiting hole on the surface of the flange, the flange can be fixed, so that the wire-binding rod is fixed, the wire length is fixed, and the effect of freely adjusting the wire length is achieved.

And two,: according to the utility model, the winding displacement coil fixedly connected with the surface of the wire hooping rod can enable the winding of the wire to be more regular, the wire is not knotted and is convenient to store, and the winding displacement block and the rubber ring are matched for use, so that the two ends of the wire are protected, and the effect of prolonging the service life of the wire is achieved.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic side perspective view of the present utility model;

FIG. 3 is a schematic perspective view of an adjustment assembly of the present utility model;

FIG. 4 is a schematic perspective cross-sectional view of an adjustment assembly of the present utility model;

fig. 5 is an enlarged perspective view of the area a of the present utility model.

Reference numerals illustrate:

a digital multimeter body; 2. a lower protective shell; 3. sealing cover; 4. a magnet; 5. a wire arrangement block; 6. an adjustment assembly; 601. a wire hooping rod; 602. a row of coils; 603. a rubber ring; 604. a flange plate; 605. a hollow tube; 606. a sliding block; 607. a plug pin; 608. a spring; 609. a cover plate; 610. a limit ring; 7. a support plate; 8. a stabilizing plate.

Detailed Description

The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a digital multimeter capable of adjusting the length of a wire by improving the structure, and the technical scheme of the utility model is as follows: as shown in fig. 1-5: including digital multimeter body 1, digital multimeter body 1's lower fixed surface is connected with protective housing 2 down, and protective housing 2's front rotates to be connected with sealed lid 3 down, and sealed 3's upper surface fixedly connected with winding displacement piece 5, winding displacement hole has been seted up in winding displacement piece 5's front, and the standing groove has been seted up in sealed 3's front, and the inner wall fixedly connected with magnet 4 of standing groove, the rotation hole that runs through both sides inner wall has been seted up on protective housing 2's right side down, and the inner wall of rotation hole is provided with adjusting part 6.

Further, the adjusting component 6 comprises a wire hooping rod 601 rotatably connected with the inner wall of the rotating hole, a wire opening penetrating through the surface of the wire hooping rod 601 is formed in the left side of the wire hooping rod 601, a row coil 602 is fixedly connected to the surface of the wire hooping rod 601, and a rubber ring 603 is fixedly connected to the left end of the wire hooping rod 601.

By the above structure or mechanism: through magnet 4, can adsorb sealed lid 3 at digital multimeter body 1 lower surface, the sealed opening and shutting of lid 3 of being convenient for, through arranging coil 602, the wire winding that can be is more convenient, can protect the wire through rubber circle 603, solves the cracked problem of wire because of scraping repeatedly and rubbing leads to in the in-process of using, extension wire live time.

Further, the adjusting component 6 further comprises a flange 604 fixedly connected with the surface of the wire hooping rod 601, a fixing hole is formed in the right side of the lower protective shell 2, and a hollow tube 605 is fixedly connected to the inner wall of the fixing hole.

Further, the adjusting component 6 further comprises a sliding block 606 slidably connected with the inner wall of the hollow pipe 605, a fixing hole is formed in the surface of the sliding block 606, a bolt 607 is fixedly connected with the inner wall of the fixing hole, a limit ring 610 is fixedly connected with the inner wall of the hollow pipe 605, a cover plate 609 is fixedly connected with the inner wall of the hollow pipe 605, and a sliding hole is formed in the surface of the cover plate 609.

Further, the adjusting component 6 further comprises a spring 608 sleeved on the surface of the latch 607, one end of the spring 608 is fixedly connected with the surface of the sliding block 606, and the other end of the spring 608 is fixedly connected with the surface of the cover plate 609.

By the above structure or mechanism: the sliding block 606 is driven to move towards the flange 604 by the acting force of the spring 608, the sliding block 606 drives the plug pin 607 to move towards the flange 604, when the plug pin 607 is attached to the inner wall of the limiting hole on the surface of the flange 604, the flange 604 can be fixed, the wire clamping rod 601 is fixed by the flange 604, and then the wire taking-out length is limited.

Further, the back rotation of digital multimeter body 1 is connected with backup pad 7, and one side that backup pad 7 kept away from digital multimeter body 1 rotates and is connected with stabilizer plate 8.

Working principle: when the digital multimeter is used, a user inserts one side of a wire to the left end outlet of the wire clamping rod 601 through a wire opening on the surface of the wire clamping rod 601, then winds the wire to the surface of the wire clamping rod 601 through the wire arranging coil 602, fixes the other end of the wire through the wire arranging block 5 after winding is completed, and completes the installation of the wire.

Claims

1. The utility model provides a digital multimeter of adjustable wire length, includes digital multimeter body (1), its characterized in that: the utility model discloses a digital multimeter, including digital multimeter body (1), including sealed lid (3), standing groove, magnet (4) are connected with to the front of digital multimeter body (1), the front of lower protective housing (2) rotates and is connected with sealed lid (3), the upper surface fixedly connected with winding displacement piece (5) of sealed lid (3), winding displacement hole has been seted up in the front of winding displacement piece (5), the inner wall fixedly connected with magnet (4) of standing groove, the rotation hole that runs through both sides inner wall has been seted up on the right side of lower protective housing (2), the inner wall of rotation hole is provided with adjusting part (6).

2. The adjustable wire length digital multimeter of claim 1 wherein: the adjusting component (6) comprises a wire hooping rod (601) which is rotationally connected with the inner wall of the rotating hole, a wire opening penetrating through the surface of the wire hooping rod (601) is formed in the left side of the wire hooping rod (601), a winding displacement (602) is fixedly connected with the surface of the wire hooping rod (601), and a rubber ring (603) is fixedly connected with the left end of the wire hooping rod (601).

3. A digital multimeter for adjusting a length of a wire according to claim 2 wherein: the adjusting component (6) further comprises a flange plate (604) fixedly connected with the surface of the wire hooping rod (601), a fixing hole is formed in the right side of the lower protective shell (2), and a hollow tube (605) is fixedly connected to the inner wall of the fixing hole.

4. A digital multimeter for adjusting a length of a wire according to claim 3 wherein: the adjusting component (6) further comprises a sliding block (606) which is slidably connected with the inner wall of the hollow pipe (605), a fixing hole is formed in the surface of the sliding block (606), a bolt (607) is fixedly connected with the inner wall of the fixing hole, a limit ring (610) is fixedly connected with the inner wall of the hollow pipe (605), a cover plate (609) is fixedly connected with the inner wall of the hollow pipe (605), and a sliding hole is formed in the surface of the cover plate (609).

5. The adjustable wire length digital multimeter of claim 4 wherein: the adjusting component (6) further comprises a spring (608) sleeved on the surface of the bolt (607), one end of the spring (608) is fixedly connected with the surface of the sliding block (606), and the other end of the spring (608) is fixedly connected with the surface of the cover plate (609).

6. The adjustable wire length digital multimeter of claim 1 wherein: the back rotation of digital multimeter body (1) is connected with backup pad (7), one side that digital multimeter body (1) was kept away from to backup pad (7) rotates and is connected with stabilizer plate (8).