CN211085037U

CN211085037U - Improve instrument of damaged method measurement floor thickness precision

Info

Publication number: CN211085037U
Application number: CN202020163362.3U
Authority: CN
Inventors: 陈超
Original assignee: First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2020-02-12
Filing date: 2020-02-12
Publication date: 2020-07-24
Anticipated expiration: 2030-02-12

Abstract

The utility model provides an improve instrument of damaged method measurement floor thickness precision belongs to engineering detection technology field, has effectively solved traditional damaged method and has measured floor thickness instrument straightness that hangs down and can't guarantee, needs indirect measurement, often causes the great problem of error. This technical scheme includes the base, and base swing joint has a scale section of thick bamboo, and scale section of thick bamboo sliding fit has the steel nail, and the base is spacing card of fixedly connected with and the level bubble of setting on the base still, and the scale section of thick bamboo is transparent visual material. The utility model has the advantages that: the rapid and accurate measurement of the thickness of the floor slab is realized, and the measuring tool is economical, durable, convenient to use, high in measuring efficiency and small in error.

Description

Improve instrument of damaged method measurement floor thickness precision

Technical Field

The utility model relates to an engineering detects technical field, especially relates to an improve damaged method and measure floor thickness precision

The tool of (1).

Technical Field

The detection of the thickness of the floor slab is a necessary item in quality evaluation, main structure acceptance and completion acceptance. The known damage detection method comprises the following steps: drilling a 8-10 mm drilled hole in a floor slab, then performing 2-person cooperative operation, inserting a thin iron rod (probe) into the drilled hole by one person upstairs while supporting the thin iron rod by a supporting plate by another person downstairs, marking the position on the thin iron rod by a positioning steel sheet, and then measuring by using a graduated scale, wherein the measured data has errors and low accuracy because the perpendicularity of the iron rod and a measuring hole cannot be ensured, the steel sheet is marked manually, and the concrete slab surface is damaged due to the floor slab drilling. Therefore, it is highly desirable to develop a floor thickness measuring tool which not only has stable structure and convenient operation, but also can improve the measuring precision.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a stable in structure, portable deposits, convenient operation can improve the measuring tool of floor thickness measurement accuracy again.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a method for improving damage

Measure instrument of floor thickness precision, the on-line screen storage device comprises a base, base swing joint has a scale section of thick bamboo, scale section of thick bamboo sliding fit has the steel nail, the base still spacing card of fixedly connected with and setting up level bubble on the base, the scale section of thick bamboo is transparent visual material. The base is a flat cylindrical structure, the top surface of the base is provided with a threaded hole penetrating up and down, and a central shaft of the threaded hole is coaxial with a central shaft of the base. The both ends of a scale section of thick bamboo are the opening form, be provided with a lesson external screw thread on the outer wall of a scale section of thick bamboo one end, the external screw thread with screw hole threaded connection cooperates. The steel nail comprises a circular nail cap and a nail rod vertically connected to the center of the bottom surface of the nail cap, and the diameter of the nail cap is matched with the inner diameter of the scale cylinder. The limiting clamping piece is of a disc-shaped structure, a round hole is formed in the center of the limiting clamping piece, the diameter of the limiting clamping piece is the same as that of the threaded hole and is fixedly connected with the threaded hole, the bottom surface of the limiting clamping piece and the bottom surface of the base are arranged on the same plane, and the diameter of the round hole is smaller than that of the nail cap and larger than that of the cross section of the nail rod. The maximum scale value of the scale cylinder is the same as the length of the nail rod, the maximum scale value is marked at the end point of one end of the external thread of the scale cylinder, and a plurality of scale values which are gradually reduced are marked upwards from the end point. The lower surface of the leveling bubble coincides with the upper surface of the base. The base is provided with a plurality of supports extending outwards on the periphery, and the lower surfaces of the supports are coplanar with the lower surface of the base. The material of the scale cylinder is transparent glass.

The utility model discloses during the in-service use: firstly, a measuring tool is carried to the side of a measuring hole above a floor, a scale cylinder and a base are in threaded connection to the maximum extent, the scale cylinder and the base are in close contact, a scale cylinder slide way is aligned to the plate thickness measuring hole, the base is placed through adjustment to enable leveling bubbles on the base to be centered, a steel nail is placed into the scale cylinder slide way to naturally slide to the bottom, if a steel nail cap cannot slide to a bottom limiting piece, the verticality of the measuring hole is proved to be not in accordance with requirements, punching measurement needs to be carried out again, then a measurer supports the exposed steel nail with a supporting plate under the floor and supports the exposed steel nail tightly, the steel nail is limited by the inner wall of the scale cylinder slide way due to the fact that the nail cap is limited by the inner wall of the.

The utility model has the advantages that: this kind of form's damage method measures instrument of floor thickness simple structure, and partial subassembly can the dismouting make carrying and depositing of instrument very convenient, and base and support and level bubble's setting guarantee that the instrument does not receive floor drilling concrete damage and influence, begins to measure from required initial position. The scale cylinder perpendicular to the base limits the steel nail playing the role of the measuring rod, and the verticality of the steel nail is guaranteed. Glass is selected for use to the scale section of thick bamboo, and during the measurement, the staff of measuring only need read the corresponding scale interval of nail cap alright reach the floor thickness, measures direct reading, need not indirect measurement, prevents to cause the secondary deviation. The quick accurate measurement of floor thickness is realized to this instrument, and economical and durable and convenient to use, measurement of efficiency is high, and the error is little.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a planar view of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the present invention.

Fig. 4 is a schematic view of the working state structure of the present invention.

Fig. 5 is a bottom view of the present invention.

Fig. 6 is a schematic view of the base mechanism of the present invention.

Fig. 7 is a schematic view of the scale drum mechanism of the present invention.

Wherein the reference numerals are: 1. a base; 101. a threaded hole; 102. a support; 2. a scale drum; 201. an external thread; 3. steel nails; 301. a nail cap; 302. a nail rod; 4. a limiting card; 401. a circular hole; 5. leveling bubble.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

Referring to fig. 1 to 7, the utility model relates to an improve instrument of floor thickness precision is measured to breakage method, including base 1, base swing joint has a scale section of thick bamboo 2, and scale section of thick bamboo sliding fit has steel nail 3, and the base still spacing card of fixedly connected with 4 and the level bubble 5 of setting on the base, the lower surface of level bubble 5 and the coincidence of the upper surface of base 1. The scale cylinder 2 is made of transparent visual materials, and the scale cylinder is made of transparent glass. The base 1 is a flat cylindrical structure, a threaded hole 101 penetrating up and down is formed in the top surface of the base 1, the central axis of the threaded hole 101 is coaxial with the central axis of the base 1, a plurality of supports 102 extending outwards are arranged on the periphery of the base 1, and the lower surfaces of the supports 102 are coplanar with the lower surface of the base 1. Both ends of a scale section of thick bamboo 2 are the opening form, the biggest scale interval of a scale section of thick bamboo 2 is the same with a nail pole 302 length, and the biggest scale interval mark is provided with the extreme point department of institute's screw thread one end at a scale section of thick bamboo 2, upwards mark a plurality of scale intervals that reduce one by one from the extreme point department, be provided with a lesson external screw thread 201 on the outer wall of a scale section of thick bamboo 2 one end, external screw thread 201 and screw hole 101 threaded connection cooperation, steel peg 3 includes circular nail cap 301 and the perpendicular nail pole 302 of connecting in a nail cap bottom surface center department, the nail cap 301 diameter cooperates with the internal diameter of a scale. The limiting clamping piece 4 is of a disc-shaped structure, the center of the limiting clamping piece is provided with a round hole 401, the diameter of the limiting clamping piece 4 is the same as that of the threaded hole 101 and is fixedly connected with the threaded hole, and the bottom surface of the limiting clamping piece 4 and the bottom surface of the base 1 are arranged on the same plane. The diameter of the round hole 401 is smaller than that of the nail head 301 and larger than that of the cross section of the nail rod 302.

During the in-service use, at first carry measuring tool and arrive by the measuring aperture of floor top, with

scale cylinder

2 and 1 threaded connection of base to furthest, make its in close contact with, aim at the thick measuring aperture of plate with 2 slides of scale cylinder, place base 1 through the adjustment and make level bubble 5 placed in the middle on the base, put into 2 slides of scale cylinder with steel nail 3 and naturally slide to the bottom, if steel nail cap 301 can't slide to the spacing piece 4 departments of bottom then prove that the measuring aperture straightness is not conform to the requirement, need punch the measurement again, then survey personnel with the spike rod 302 that the layer board will expose under the floor hold in the palm and hold in the palm closely, because of nail cap 301 receives 2 slide inner wall restrictions of scale cylinder, 3 straightness of so obtain guaranteeing, read the scale with nail cap 301 place this moment and survey the board promptly.

The technical features that the utility model has not been described can be realized through or adopt prior art, and no longer give unnecessary details here, and of course, the above-mentioned explanation is not right the utility model discloses a restriction, the utility model discloses also not only be limited to the above-mentioned example, ordinary skilled person in this technical field is in the utility model discloses a change, modification, interpolation or replacement made in the essential scope also should belong to the utility model discloses a protection scope.

Claims

1. The utility model provides an improve instrument of damage method measurement floor thickness precision, its characterized in that, includes base (1), the base

(1) The scale drum is movably connected with a scale drum (2), the scale drum (2) is in sliding fit with a steel nail (3), and the base (1) is also fixedly connected with a limiting clamping piece (4) and a leveling bubble (5) arranged on the base (1);

The scale cylinder (2) is made of transparent visual materials.

2. The tool for improving accuracy of measuring thickness of floor slab by damage method as claimed in claim 1, wherein said bottom is formed with a bottom surface

Seat (1) is flat cylinder structure, base (1) top surface is provided with screw hole (101) about running through, the center pin of screw hole (101) with the center pin of base (1) is coaxial.

3. The tool for improving the precision of the thickness of the floor slab measured by the damage method according to claim 2, wherein both ends of the scale drum (2) are open, a section of external thread (201) is arranged on the outer wall of one end of the scale drum (2), and the external thread (201) is in threaded connection and matching with the threaded hole (101).

4. The tool for improving the precision of the thickness of the floor slab measured by the damage method according to the claim 3, wherein the steel nail (3) comprises a circular nail cap (301) and a nail rod (302) vertically connected to the center of one bottom surface of the nail cap (301), and the diameter of the nail cap (301) is matched with the inner diameter of the scale drum (2).

5. The tool for improving the precision of the thickness of the floor slab measured by the damage method according to claim 4 is characterized in that the limiting clamping piece (4) is of a disc-shaped structure provided with a round hole (401) at the center, the diameter of the limiting clamping piece (4) is the same as that of the threaded hole (101) and is fixedly connected with the threaded hole, and the bottom surface of the limiting clamping piece (4) and the bottom surface of the base (1) are arranged on the same plane;

The diameter of the round hole (401) is smaller than that of the nail cap (301) and larger than that of the cross section of the nail rod (302).

6. The tool for improving the precision of the thickness of the floor slab measured by the damage method according to claim 5, wherein the maximum scale value of the scale drum (2) is the same as the length of the nail rod (302), the maximum scale value is marked at the end point of one end of the scale drum (2) provided with the external thread (201), and a plurality of scale values which are gradually reduced are marked upwards from the end point.

7. The tool for improving the accuracy of measuring the thickness of a floor slab by a damage method according to claim 1, wherein the lower surface of the leveling bubble (5) coincides with the upper surface of the pedestal (1).

8. The tool for improving the accuracy of the thickness of the floor slab measured by the damage method according to the claim 1, wherein the base (1) is provided with a plurality of brackets (102) extending outwards at the periphery, and the lower surfaces of the brackets (102) are coplanar with the lower surface of the base (1).

9. The tool for improving the accuracy of measuring the thickness of the floor slab by the damage method according to claim 1, wherein the scale drum is made of transparent glass.