CN209803062U - Wall surface hollowing detection device capable of improving detection precision - Google Patents

Abstract

The utility model relates to a building measuring equipment technical field, in particular to can improve wall hollowing detection device who detects the precision. Including the testing rod, fix the metal spheroid in testing rod one end, locate the inside mark subassembly of testing rod, be fixed in the handle of the testing rod other end, the inside of metal spheroid is equipped with cylindrical through-hole, the mark subassembly includes the push rod, the marker pen, reset spring, elasticity spacing, the push rod includes marker post and gag lever post, the marker pen is fixed in the tip of marker post, the reset spring cover is established in the marker post outside, be fixed with annular baffle on the marker post, be equipped with the spacing of elasticity on the gag lever post, the end of the spacing of elasticity is equipped with trapezoidal arch. The utility model discloses simple structure convenient to use need not also to mark with the help of instruments such as scaffold to detect and go on in step with the mark, when the mark is accurate, improved detection marking efficiency.

Description

Wall surface hollowing detection device capable of improving detection precision

Technical Field

The utility model relates to a building measuring equipment technical field, in particular to can improve wall hollowing detection device who detects the precision.

Background

When the plastering quality of the inner wall is checked after the construction of the building is finished, the traditional inspection method is to tap the plastering of the inner wall by a small hammer and determine whether hollowing or local hollowing exists according to sound so as to ensure that the appearance is qualified. The length of the small hammer handle is 200mm, an inspector needs to bow when inspecting the plastering of the inner wall of the floor, inspects the landing and the stepping position and needs to bow, and the inspector still needs to ascend a ladder or use a scaffold when inspecting the plastering of the inner wall of the wall, so that the operation is inconvenient. In actual operation, an inspector needs to mark the empty drum position and the area size for maintenance, so that chalk and a tape measure need to be carried additionally, and after the inspector finds the empty drum position on the wall surface after knocking, the inspector needs to pick up the chalk again for marking.

Patent CN 204129010U discloses a multi-functional wall tile hollowing verifying attachment, including a metal inspection spheroid that is used for knocking the wall tile, still include that one is responsible for the body and is cup jointed the accessory pipe body that sets up by many hollow pipes are flexible each other, the accessory pipe body cup joints the setting with being responsible for the body, the bottom of each hollow pipe sets up the throat structure, and the top of each hollow pipe all is provided with the uncovered structure of the throat structural connection of hollow pipe is provided with in the bottom of accessory pipe and is used for connecting the solid pole of metal inspection spheroid, is provided with the handle device who is convenient for hold when being used for detecting at the top of being responsible for the body, the inside wall of accessory pipe lower extreme is provided with the seal bush who is used for sealed each accessory pipe body when adjacent accessory pipe stretches out.

Above-mentioned patent, played fine pronunciation effect, when detecting and knocking the wall tile, pronunciation are more accurate, can be convenient distinguish whether the wall tile is drummed, make the more easy differentiation of measurement personnel, however, above-mentioned patent is after the wall hollowing position that the inspection has been gone up, inconvenient mark to the hollowing position, and put down detection device, take up the marker pen and carry out the in-process of mark, probably arouse hollowing position mark production deviation because of visual error, make the mark position inaccurate.

disclosure of Invention

The technical problem to be solved by the utility model is to provide a simple structure, convenient to use can reduce measurement personnel's work load to can short-term test wall hollowing position, the convenient accurate mark's wall hollowing detection device that can improve the detection precision simultaneously.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the wall surface hollowing detection device capable of improving detection precision comprises a detection rod, a metal ball body fixed at one end of the detection rod and used for knocking the wall surface, a marking assembly arranged inside the detection rod, and a handle fixed at the other end of the detection rod, wherein a cylindrical through hole parallel to the detection rod is formed inside the metal ball body, the marking assembly comprises a push rod, a marking pen, a reset spring and an elastic limiting strip, the push rod comprises a marking rod and a limiting rod, the marking pen is fixed at the end part of the marking rod and sleeved in the cylindrical through hole of the metal ball body, the reset spring is sleeved outside the marking rod and the marking pen, an annular baffle plate used for limiting the position of the reset spring is fixed on the marking rod, an elastic limiting strip extending outwards along the limiting rod is arranged on the limiting rod, the detection rod extends out of the tail end of the limiting rod, and a trapezoidal bulge is arranged at the tail, the detection rod is provided with two limiting through holes which are matched with the trapezoidal bulges in shape and used for limiting the trapezoidal bulges side by side, and the outer sides of the limiting through holes are provided with elastic pressing sheets used for pressing the trapezoidal bulges.

Furthermore, the diameter of the tail end of the limiting rod is matched with the inner diameter of the detection rod, and the vertical distance between the trapezoidal bulge of the elastic limiting strip and the limiting rod is larger than the radius of the detection rod.

The utility model discloses can improve the wall hollowing detection device who detects the precision's beneficial effect is:

The marking assembly comprises a push rod, a marking pen, a reset spring and an elastic limiting strip, wherein the push rod comprises a marking rod and a limiting rod, the marking pen is fixed at the end part of the marking rod and sleeved in a cylindrical through hole of the metal sphere, the reset spring is sleeved outside the marking rod and the marking pen, an annular baffle plate used for limiting the position of the reset spring is fixed on the marking rod, the metal sphere can be pushed out by the marking pen through pressing the push rod, the wall surface is marked, after marking is completed, the reset spring penetrates through the annular baffle plate on the top pressure marking rod, and then the marking pen is driven by the marking rod to retract into the metal sphere, so that the knocking of the metal sphere on the wall surface is not influenced.

Be equipped with on the gag lever post along the spacing of the outside elasticity that extends of gag lever post, the outer test rod that stretches out of the end of gag lever post, the end of the spacing of elasticity is equipped with trapezoidal arch, be equipped with two shapes and trapezoidal protruding assorted on the test rod side by side and be used for restricting trapezoidal bellied spacing through-hole, when pressing down the one end that the gag lever post exposes the test rod outward, can press into and be fixed in the spacing through-hole that is close to the inboard with the trapezoidal arch of spacing, the marker pen stretches out the metal sphere outside and can't kick-back this moment the spacing through-hole outside is equipped with and is used for pressing down trapezoidal bellied elasticity pressing plate, through pressing down the elasticity pressing plate after the mark is accomplished, can break away from trapezoidal arch from in the spacing through-hole, makes trapezoidal arch impress in the spacing through the outside effort of spring in the spacing through-.

The utility model discloses simple structure, convenient to use can reduce measurement personnel's work load, and need not also can mark with the help of instruments such as scaffold to detect and the mark can go on in step, when detecting the empty drum position of wall fast, can make things convenient for accurate mark, improved detection marking efficiency.

Drawings

FIG. 1 is an internal structure view of the utility model during knocking;

Fig. 2 is an internal structure diagram of the present invention during marking.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments;

As shown in fig. 1 and 2, the wall surface hollowing detection device capable of improving detection precision comprises a detection rod 1, a metal sphere 2 fixed at one end of the detection rod 1 and used for knocking the wall surface, a marking assembly arranged inside the detection rod 1, and a handle 3 fixed at the other end of the detection rod 1, wherein a cylindrical through hole 4 parallel to the detection rod 1 is arranged inside the metal sphere 2, the marking assembly comprises a push rod, a marking pen 5, a reset spring 6 and an elastic limit strip 11, the push rod comprises a marking rod 8 and a limit rod 9, the marking pen 5 is fixed at the end of the marking rod 8 and sleeved in the cylindrical through hole 4 of the metal sphere 2, the reset spring 6 is sleeved outside the marking rod 8 and the marking pen 5, an annular baffle 10 used for limiting the position of the reset spring 6 is fixed on the marking rod 8, the elastic limit strip 11 extending outwards along the limit rod 9 is arranged on the limit rod 9, the utility model discloses a detection device, including gag lever post 9, the terminal of elasticity spacing strip 11 is equipped with trapezoidal arch 12, 1 is equipped with two shapes and the trapezoidal protruding 12 assorted spacing through-hole 13 that is used for restricting trapezoidal arch 12 on the gag lever post side by side on the gag lever post 1 the outside of spacing through-hole 13 is equipped with the elasticity pressure piece 14 that is used for pressing trapezoidal arch 12, the terminal diameter of gag lever post 9 and 1 internal diameter phase-match of gag lever post, the perpendicular distance between the trapezoidal protruding 12 of elasticity spacing strip 11 and gag lever post 9 is greater than the radius of gag lever post 1.

The using method of the detection device comprises the following steps:

when detecting the empty drum position of eminence wall, at first strike the wall through 2 metal ball of detection device tip, discover empty drum position after, inwards press gag lever post 9 and expose the tip of test bar 1, the marker pen 5 that is fixed in on the marker post 8 is driven and is stretched out metal ball 2, trapezoidal protruding 12 card of the spacing 11 tip of elasticity of connecting on the gag lever post 9 goes into on the test bar 1 and leans on inboard limiting through hole 13, make marker pen 5 unable resilience, need not to remove detection device this moment, just can mark the empty drum position at once, make the mark more accurate.

after the mark finishes, need strike the detection to next position, the exposing of marker pen 5 can influence the detection, consequently, need withdraw into detection pole 1 with marker pen 5 inside, press the elasticity pressing sheet 14 in the spacing through-hole 13 outside this moment, press out spacing through-hole 13 with the trapezoidal arch 12 of the spacing strip 11 tip of elasticity, reset spring 6 can promote the annular baffle 10 on the marker pole 8 this moment, and then make whole push rod drive marker pen 5 inwards retract, when the trapezoidal arch 12 of the spacing strip 11 tip of elasticity retracts the spacing through-hole 13 department that leans on the outside, trapezoidal arch 12 card is gone into in the spacing through-hole 13, make the push rod fix inside detection pole 1, can't all pop out.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (2)

1. Can improve wall hollowing detection device who detects precision, its characterized in that: the metal ball marking device comprises a detection rod, a metal ball body fixed at one end of the detection rod and used for knocking the wall surface, a marking assembly arranged inside the detection rod, and a handle fixed at the other end of the detection rod, wherein a cylindrical through hole parallel to the detection rod is formed in the metal ball body, the marking assembly comprises a push rod, a marking pen, a reset spring and an elastic limiting strip, the push rod comprises a marking rod and a limiting rod, the marking pen is fixed at the end part of the marking rod and sleeved in the cylindrical through hole of the metal ball body, the reset spring is sleeved outside the marking rod and the marking pen, an annular baffle plate used for limiting the position of the reset spring is fixed on the marking rod, an elastic limiting strip extending outwards along the limiting rod is arranged on the limiting rod, the detection rod extends outwards from the tail end of the limiting rod, a trapezoidal bulge is arranged at the tail end of the elastic limiting strip, two limiting through holes which are matched with the trapezoidal bulge, and an elastic pressing sheet for pressing the trapezoidal bulges is arranged on the outer side of the limiting through hole.

2. The wall surface hollowing detecting device capable of improving the detection accuracy according to claim 1, wherein: the diameter of the tail end of the limiting rod is matched with the inner diameter of the detection rod, and the vertical distance between the trapezoidal protrusion of the elastic limiting strip and the limiting rod is larger than the radius of the detection rod.