Measuring tool convenient to fix

Abstract

The utility model relates to the technical field of measuring tools, in particular to a measuring tool convenient to fix, which comprises a mounting shell, an elastic sheet is mounted on the inner wall of the mounting shell, a measuring tape is mounted on the outer wall of the elastic sheet, a mounting groove is formed in the outer wall of the mounting shell, a limiting spring is mounted on the inner wall of the mounting groove, and the elastic sheet is mounted on the outer wall of the mounting groove. The clamping block is pulled to rotate on the outer wall of the rotating shaft, meanwhile, the clamping block drives the positioning spring to stretch out, the clamping block of an arc-shaped structure is clamped on a reinforcing steel bar on a construction site, the clamping block is loosened, the stretched positioning spring rebounds, the clamping block is pulled out, the clamping block is pulled out, and the clamping block is pulled out. The clamping block is clamped on the reinforcing steel bar to be fixed, long-distance measurement is facilitated, the limiting block is tightly attached to the outer wall of the measuring tape under pressurization of the limiting spring, when the measuring tape retracts, friction between the measuring tape and the limiting block is increased, the retracting speed of the measuring tape is slowed down, and safety is better.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring tools, in particular to a measuring tool which is easy to fix. Background Art

[0002] Existing measuring tools, especially measuring tools of the tape measure type, simply rely on a fixed card at the front end of the tape measure when in use. When measuring over a long distance, someone still needs to hold one end, and the practicability of the device is poor. At the same time, when the tape measure is retracted during measurement, there is no deceleration structure, and the rapidly retracted tape measure poses a safety hazard.

[0003] In this solution, a measuring tool that is easy to fix is ​​therefore needed to improve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a measuring tool that is easy to fix, so as to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A measuring tool that is easy to fix, comprising a mounting shell, an elastic sheet is mounted on the inner wall of the mounting shell, a tape measure is mounted on the outer wall of the elastic sheet, a mounting groove is provided on the outer wall of the mounting shell, a limit spring is mounted on the inner wall of the mounting groove, one end of the limit spring is connected to a limit block, one end of the tape measure passes through the mounting shell and extends to the outer wall of the mounting shell, a fixing component is mounted on the outer wall, a slide groove is provided on one side of the tape measure and located on the outer wall of the mounting shell, and an adjustment block is mounted on the inner wall of the slide groove;

[0007] The fixing assembly includes a mounting plate, the mounting plate is mounted on the outer wall of the tape measure, a positioning spring is mounted on the outer wall of the mounting plate, a rotating shaft is mounted on the outer wall of the mounting plate, a clamping block is rotatably connected to the outer wall of the rotating shaft, and a positioning spring is connected to the outer wall of the clamping block.

[0008] As a preferred solution of the utility model, an elastic clip is installed on the outer wall of the installation shell, and two groups of installation grooves are provided and are respectively located on the opposite inner walls of the installation shell.

[0009] As a preferred solution of the utility model, the limit springs are provided in two groups and are respectively located on the inner walls of the mounting groove, and the limit block is located directly above the tape measure.

[0010] As a preferred solution of the utility model, the slide groove is located on one side of the mounting groove, and the adjustment block is located directly above the tape measure.

[0011] As a preferred solution of the utility model, two groups of positioning springs are provided and are respectively located on the outer wall of the mounting plate.

[0012] As a preferred solution of the utility model, the connection mode between the rotating shaft and the mounting plate is a rotational connection, the cross section of the clamping block is an arc-shaped structure, and the positioning spring is located on one side of the rotating shaft.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, a fixing component in the measuring tool is convenient to fix, and the clamping block is detent to make the clamping block rotate on the outer wall of the rotating shaft. At the same time, the clamping block drives the positioning spring to stretch, and the clamping block of the arc structure is clamped on the steel bar at the construction site. The clamping block is loosened, and the stretched positioning spring rebounds, so that the clamping block is clamped on the steel bar for fixing, which is convenient for long-distance measurement. Under the pressure of the limiting spring, the limiting block is tightly attached to the outer wall of the measuring tape. When the measuring tape retracts, the friction between the measuring tape and the limiting block increases, so that the retraction speed of the measuring tape is slowed down, and the safety is better, which is beneficial to solve the problem that when measuring long distances, someone still needs to hold one end, and the practicability of the device is poor. At the same time, when the measuring tape is retracted during measurement, there is no deceleration structure, and the fast-retracting measuring tape has a safety hazard. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the expanded structure of the installation shell of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the fixed component of the utility model;

[0018] Figure 4 This is a schematic diagram of the installation slot structure of the utility model.

[0019] In the figure: 1. Mounting shell; 2. Elastic sheet; 3. Tape measure; 4. Mounting slot; 5. Limit spring; 6. Limit block; 7. Fixing assembly; 701. Mounting plate; 702. Positioning spring; 703. Rotating shaft; 704. Clamp block; 8. Slide slot; 9. Adjustment block; 10. Elastic clamp. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0022] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0024] For examples, see Figure 1-4 , the utility model provides a technical solution:

[0025] A measuring tool that is easy to fix, comprising a mounting shell 1, an elastic sheet 2 is mounted on the inner wall of the mounting shell 1, a tape measure 3 is mounted on the outer wall of the elastic sheet 2, a mounting groove 4 is provided on the outer wall of the mounting shell 1, a limit spring 5 is installed on the inner wall of the mounting groove 4, one end of the limit spring 5 is connected to a limit block 6, one end of the tape measure 3 penetrates the mounting shell 1 and extends to the outer wall of the mounting shell 1, a fixing component 7 is installed, a slide groove 8 is provided on one side of the tape measure 3 and located on the outer wall of the mounting shell 1, and an adjustment block 9 is installed on the inner wall of the slide groove 8;

[0026] In this embodiment, please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4The fixing assembly 7 includes a mounting plate 701, which is mounted on the outer wall of the measuring tape 3. A positioning spring 702 is mounted on the outer wall of the mounting plate 701. Two groups of positioning springs 702 are provided and are respectively located on the outer wall of the mounting plate 701. A rotating shaft 703 is mounted on the outer wall of the mounting plate 701. The positioning spring 702 is located on one side of the rotating shaft 703. The connection between the rotating shaft 703 and the mounting plate 701 is a rotating connection. A clamping block 704 is rotatably connected to the outer wall of the rotating shaft 703. The cross section of the clamping block 704 is an arc-shaped structure. The positioning spring 702 is connected to the outer wall of the clamping block 704.

[0027] Furthermore, an elastic clip 10 is installed on the outer wall of the mounting shell 1, two groups of mounting grooves 4 are opened and are respectively located on the opposite inner walls of the mounting shell 1, two groups of limit springs 5 ​​are provided and are respectively located on the inner walls of the mounting groove 4, the limit block 6 is located directly above the tape measure 3, the slide groove 8 is located on one side of the mounting groove 4, and the adjustment block 9 is located directly above the tape measure 3.

[0028] The working process of the utility model is as follows: when the measuring tool designed by the present invention is used for fixing, a positioning spring 702 is installed on the outer wall of the mounting plate 701, a rotating shaft 703 is installed on the outer wall of the mounting plate 701, a clamping block 704 is rotatably connected to the outer wall of the rotating shaft 703, and the outer wall of the clamping block 704 is connected to the positioning spring 702. It is only necessary to detent the clamping block 704 to make the clamping block 704 rotate on the outer wall of the rotating shaft 703, and at the same time, the clamping block 704 drives the positioning spring 702 to stretch, and the arc-shaped clamping block 704 is clamped on the steel bar at the construction site. The clamping block 704 is released to make the stretched positioning spring 702 rebound, so that the clamping block 704 is clamped on the steel bar. It is fixed to facilitate long-distance measurement. At the same time, an installation groove 4 is opened on the outer wall of the installation shell 1, and a limit spring 5 is installed on the inner wall of the installation groove 4. One end of the limit spring 5 is connected to the limit block 6. Under the action of the limit spring 5, the limit block 6 is pressed by the limit spring 5, so that the limit block 6 is tightly attached to the outer wall of the measuring tape 3. When the measuring tape 3 retracts, the friction between the measuring tape 3 and the limit block 6 increases, so that the retraction speed of the measuring tape 3 is slowed down, and the safety is better, which is beneficial to solve the problem that when measuring long distances, someone still needs to hold one end, and the practicability of the device is poor. At the same time, when the measuring tape is retracted during measurement, there is no deceleration structure, and the quickly retracted measuring tape has a safety hazard.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A measuring tool that is easy to fix, comprising a mounting housing (1), characterized in that: An elastic sheet (2) is installed on the inner wall of the mounting shell (1), a measuring tape (3) is installed on the outer wall of the elastic sheet (2), a mounting groove (4) is provided on the outer wall of the mounting shell (1), a limit spring (5) is installed on the inner wall of the mounting groove (4), one end of the limit spring (5) is connected to a limit block (6), one end of the measuring tape (3) passes through the mounting shell (1) and extends to the outer wall of the mounting shell (1) and a fixing component (7) is installed thereon, a sliding groove (8) is provided on one side of the measuring tape (3) and located on the outer wall of the mounting shell (1), and an adjusting block (9) is installed on the inner wall of the sliding groove (8); The fixing assembly (7) comprises a mounting plate (701), wherein the mounting plate (701) is mounted on the outer wall of the measuring tape (3), a positioning spring (702) is mounted on the outer wall of the mounting plate (701), a rotating shaft (703) is mounted on the outer wall of the mounting plate (701), a clamping block (704) is rotatably connected to the outer wall of the rotating shaft (703), and a positioning spring (702) is connected to the outer wall of the clamping block (704).

2. A measuring tool that is easy to fix according to claim 1, characterized in that: An elastic clip (10) is installed on the outer wall of the installation shell (1), and two groups of installation grooves (4) are respectively located on opposite inner walls of the installation shell (1).

3. A measuring tool that is easy to fix according to claim 1, characterized in that: The limit springs (5) are provided in two groups and are respectively located on the inner wall of the installation groove (4), and the limit block (6) is located directly above the measuring tape (3).

4. A measuring tool that is easy to fix according to claim 1, characterized in that: The slide groove (8) is located on one side of the mounting groove (4), and the adjustment block (9) is located directly above the measuring tape (3).

5. The measuring tool that is easy to fix according to claim 1, characterized in that: The positioning springs (702) are provided in two groups and are respectively located on the outer wall of the mounting plate (701).

6. A measuring tool that is easy to fix according to claim 1, characterized in that: The connection mode between the rotating shaft (703) and the mounting plate (701) is a rotational connection, the cross section of the clamping block (704) is an arc-shaped structure, and the positioning spring (702) is located on one side of the rotating shaft (703).

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