CN220556315U

CN220556315U - Portable thickness gauge

Info

Publication number: CN220556315U
Application number: CN202321382583.XU
Authority: CN
Inventors: 颜繁明; 姜文财; 石丽颖
Original assignee: Shenyang Jingrun Semiconductor Material Co ltd
Current assignee: Shenyang Jingrun Semiconductor Material Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2024-03-05
Anticipated expiration: 2033-06-01

Abstract

The utility model discloses a portable thickness gauge which comprises a shell and an incomplete ratchet wheel, wherein a thickness gauge main body is arranged in the shell, the thickness gauge main body is connected with a wire through a wire collecting mechanism, and a measuring pen is arranged at one end of the wire, which is far away from the wire collecting mechanism; the wire winding mechanism comprises a wire winding box, a spiral spring, a rotary conducting ring, a pawl and a wire winding disc, wherein one side of the incomplete ratchet wheel is arranged on the rear side wall of the shell, the middle part of the wire winding disc is rotationally connected to the other side of the incomplete ratchet wheel, the wire winding disc is connected with the rear side wall of the shell through the rotary conducting ring, the wire winding disc is rotationally connected to the middle part of the wire winding box, and the wire winding box is arranged on the rear side wall of the shell. According to the portable thickness gauge, through the cooperation of the pawl, the incomplete ratchet and the spiral spring, the wire collecting mechanism can achieve the purpose of lengthening and stretching wires, the wire collecting mechanism can be used for collecting wires when not in use, the measuring pen is clamped through the buckle, the measuring pen can be conveniently collected when not in use, and the thickness gauge can be conveniently carried through the hanging rope.

Description

Portable thickness gauge

Technical Field

The utility model relates to the technical field of thickness gauges, in particular to a portable thickness gauge.

Background

The ultrasonic thickness gauge is used for measuring thickness according to the ultrasonic pulse reflection principle, and when ultrasonic pulses emitted by the probe reach the interface of a material through a measured object, the pulses are reflected back to the probe to determine the thickness of the measured material by accurately measuring the propagation time of ultrasonic waves in the material. Various materials that enable ultrasonic waves to propagate inside them at a constant velocity can be measured using this principle. The main machine and the probe of the existing thickness gauge are stored separately, and when the thickness gauge is carried, the cable of the probe is easy to wind together or is easy to lose, so that the thickness gauge is inconvenient to carry and use.

Disclosure of Invention

The utility model mainly aims to provide a portable thickness gauge which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the portable thickness gauge comprises a shell and an incomplete ratchet wheel, wherein a thickness gauge main body is arranged in the shell, the thickness gauge main body is connected with a wire through a wire collecting mechanism, and a measuring pen is arranged at one end of the wire, far away from the wire collecting mechanism;

the wire winding mechanism comprises a wire winding box, a spiral spring, a rotary conducting ring, a pawl and a wire winding disc, wherein one side of an incomplete ratchet wheel is arranged on the rear side wall of the shell, the middle part of the wire winding disc is rotationally connected to the other side of the incomplete ratchet wheel, the wire winding disc is connected with the rear side wall of the shell through the rotary conducting ring, the wire winding disc is rotationally connected to the middle part of the wire winding box, the wire winding box is arranged on the rear side wall of the shell, one end of a wire, which is far away from a measuring pen, is wound on the periphery of the wire winding disc, one end of the wire, which is far away from the measuring pen, is connected with the body of the thickness gauge through the rotary conducting ring, and the inner side wall of the incomplete ratchet wheel is connected with the periphery of the rotary conducting ring through the spiral spring.

Preferably, the middle part of the wire collecting box is connected with a pawl through a torsion spring, and the pawl is meshed with the incomplete ratchet wheel.

Preferably, a limiting ring is arranged at one end of the wire close to the measuring pen.

Preferably, the outer side wall of the shell is provided with a buckle, and the periphery of the measuring pen is arranged inside the buckle.

Preferably, a hanging rope is arranged at one corner of the shell.

Preferably, rubber pads are arranged at corners of the shell.

Compared with the prior art, the utility model has the following beneficial effects:

1. through the cooperation of pawl, incomplete ratchet and spiral spring for wire winding mechanism can accomplish the wire and use how long, draws how much, and accomodate when not using, block the measuring pen through the buckle, conveniently accomodate the measuring pen when not using, can conveniently carry the thickness gauge through hanging the rope.

Drawings

FIG. 1 is a schematic view of the front structure of a portable thickness gauge according to the present utility model;

FIG. 2 is a schematic view of the rear structure of a portable thickness gauge according to the present utility model;

FIG. 3 is a schematic view of a wire-rewinding box of the portable thickness gauge according to the present utility model;

fig. 4 is a schematic view of an incomplete ratchet structure of a portable thickness gauge according to the present utility model.

In the figure: 1. a housing; 2. hanging ropes; 3. a wire; 4. a measuring pen; 5. a buckle; 6. a wire winding mechanism; 601. a wire collecting box; 602. a spiral spring; 603. rotating the conductive ring; 604. a pawl; 605. an incomplete ratchet; 606. a wire spool; 7. and a limiting ring.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a portable thickness gauge comprises a shell and an incomplete ratchet wheel, wherein a thickness gauge main body is arranged in the shell 1, the thickness gauge main body is connected with a wire 3 through a wire collecting mechanism 6, and a measuring pen 4 is arranged at one end, far away from the wire collecting mechanism 6, of the wire 3.

In this embodiment, the wire winding mechanism 6 includes a winding box 601, a spiral spring 602, a rotating conductive ring 603, a pawl 604 and a wire winding disc 606, one side of an incomplete ratchet 605 is installed on the rear side wall of the housing 1, the middle part of the wire winding disc 606 is rotationally connected to the other side of the incomplete ratchet 605, the wire winding disc 606 is connected with the rear side wall of the housing 1 through the rotating conductive ring 603, the wire winding disc 606 is rotationally connected to the middle part of the winding box 601, the winding box 601 is installed on the rear side wall of the housing 1, one end of a wire 3, which is far away from the measuring pen 4, is wound around the outer periphery of the wire winding disc 606, one end of the wire 3, which is far away from the measuring pen 4, is connected with the body of the thickness gauge through the rotating conductive ring 603, the inner side wall of the incomplete ratchet 605 is connected with the outer periphery of the rotating conductive ring 603 through the spiral spring 602, the middle part of the winding box 601 is connected with the pawl 604 through a torsion spring, the pawl 604 is meshed with the incomplete ratchet 605, and one end of the wire 3, which is close to the measuring pen 4, is provided with a limiting ring 7.

Specifically, when the wire 3 is pulled, the spiral spring 602 applies a reverse force to the wire spool 606, so when the wire 3 is pulled out and loosened, the spiral spring 602 can enable the wire spool 606 to reversely rotate, so that the wire 3 is wound, when the wire 3 is pulled out and loosened, the wire spool 606 is clamped and cannot wind the wire 3 through the meshing of the pawl 604 and the incomplete ratchet 605, when the wire 3 is pulled forward again, the spiral spring 602 can enable the wire spool 606 to reversely rotate through the cooperation of the pawl 604 and the incomplete ratchet 605, so that the wire 3 is wound, the wire is wound, and the wire spool is wound, taken in when the wire spool is not used, and is convenient to carry and use.

In this embodiment, the lateral wall of shell 1 is provided with buckle 5, and measuring pen 4 periphery sets up inside buckle 5, and one corner of shell 1 is provided with string 2, and the corner of shell 1 is provided with the rubber pad.

Specifically, block measuring pen 4 through buckle 5, conveniently accomodate measuring pen 4 when not using, can conveniently carry shell 1 through hanging rope 2, improve shell 1's anti ability that falls through the rubber pad.

Working principle:

when the wire 3 is pulled, the spiral spring 602 applies a reverse force to the wire spool 606, so that after the wire 3 is pulled out and loosened, the spiral spring 602 enables the wire spool 606 to reversely rotate, so that the wire 3 is wound, the wire spool 606 is clamped by the pawl 604 and the incomplete ratchet 605 after the wire 3 is pulled out and loosened, the wire 3 cannot be wound, when the wire 3 is pulled forward again, the spiral spring 602 enables the wire spool 606 to reversely rotate by the cooperation of the pawl 604 and the incomplete ratchet 605, so that the wire 3 is wound, the wire 3 is long and pulled, the wire is stored when the wire is not used, the wire spool is convenient to carry and use, the measuring pen 4 is conveniently stored when the wire spool is not used, the housing 1 can be conveniently carried by the wire spool 2, and the anti-falling capability of the housing 1 is improved by a rubber pad.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A portable thickness gauge comprising a housing (1) and an incomplete ratchet (605), characterized in that: the thickness gauge comprises a shell (1), wherein a thickness gauge main body is arranged in the shell, the thickness gauge main body is connected with a wire (3) through a wire collecting mechanism (6), and a measuring pen (4) is arranged at one end, far away from the wire collecting mechanism (6), of the wire (3);

the wire winding mechanism (6) comprises a wire winding box (601), a spiral spring (602), a rotary conducting ring (603), a pawl (604) and a wire winding disc (606), wherein one side of an incomplete ratchet wheel (605) is arranged on the rear side wall of the shell (1), the middle part of the wire winding disc (606) is rotationally connected to the other side of the incomplete ratchet wheel (605), the wire winding disc (606) is connected with the rear side wall of the shell (1) through the rotary conducting ring (603), the wire winding disc (606) is rotationally connected to the middle part of the wire winding box (601), the wire winding box (601) is arranged on the rear side wall of the shell (1), one end, far away from a measuring pen (4), of the wire (3) is wound on the periphery of the wire winding disc (606), one end, far away from the measuring pen (4), of the wire winding disc (3) is connected with the thickness of the tester body through the rotary conducting ring (603), and the inner side wall of the incomplete ratchet wheel (605) is connected with the periphery of the rotary conducting ring (603).

2. A portable thickness gauge according to claim 1, wherein: the middle part of the wire collecting box (601) is connected with a pawl (604) through a torsion spring, and the pawl (604) is meshed with an incomplete ratchet wheel (605).

3. A portable thickness gauge according to claim 1, wherein: one end of the lead (3) close to the measuring pen (4) is provided with a limiting ring (7).

4. A portable thickness gauge according to claim 1, wherein: the outer side wall of the shell (1) is provided with a buckle (5), and the periphery of the measuring pen (4) is arranged inside the buckle (5).

5. A portable thickness gauge according to claim 1, wherein: one corner of the shell (1) is provided with a hanging rope (2).

6. A portable thickness gauge according to claim 1, wherein: rubber pads are arranged at corners of the shell (1).