CN111397480A - Cast-in-place thickness measurement chi of board class component concrete - Google Patents
Cast-in-place thickness measurement chi of board class component concrete Download PDFInfo
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- CN111397480A CN111397480A CN202010298789.9A CN202010298789A CN111397480A CN 111397480 A CN111397480 A CN 111397480A CN 202010298789 A CN202010298789 A CN 202010298789A CN 111397480 A CN111397480 A CN 111397480A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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Abstract
The invention discloses a plate member concrete cast-in-place thickness measuring scale, which relates to the technical field of engineering practice and comprises a thin-wall metal outer cylinder, wherein an L-shaped stainless steel core with scales is arranged on the thin-wall metal outer cylinder in a penetrating manner, an inner core anti-falling nut is arranged at the bottom end of the L-shaped stainless steel core with scales, an outer cylinder anti-falling bolt matched with the inner core anti-falling nut is arranged on the thin-wall metal outer cylinder, and a disc-shaped thin steel sheet is arranged at the bottom end of the thin-wall metal outer cylinder.
Description
Technical Field
The invention relates to the technical field of engineering practice, in particular to a concrete cast-in-place thickness measuring scale for plate members.
Background
In recent years, with the higher living standard of people and the rapid development of building markets, large-area underground garages, large single-storey house designs and the like are more and more popularized. At present, when concrete of components such as a bottom plate, a top plate and a large flat floor plate of a large-area underground garage is poured, reference lines of floor elevation plus or minus 500mm are marked on longitudinal bars of vertical components such as nearby frame columns or cement cakes of low-strength bricks are uniformly arranged at intervals to control the pouring thickness of the concrete.
Firstly large tracts of land underground garage, big bungalow type design frame span are big, and vertical members such as frame post spacing distance is long, and the monolithic placement concrete thickness control limitation is great on board class component, often is easily controlled near the peripheral concrete placement thickness of its component, and is difficult in the concrete thickness control at board class component middle part. After the concrete is integrally poured, the thickness of the periphery of the plate member is proper, and the integral flatness of the middle slightly convex or sunken surface is poor. The larger thickness causes waste to the consumption of concrete, and the smaller thickness affects the design intention and leaves potential safety hazards.
Secondly, low-strength bricks or mortar ash cakes are uniformly arranged at intervals, the method is common, the thickness of the whole concrete plate can be well controlled, the integrity of the concrete is damaged due to the arrangement of the low-strength bricks or mortar on the whole concrete plate, and the bricks and mortar cannot be completely fused with the concrete at the brick or mortar positions, so that structural stress is uneven, and the safety level of the concrete is reduced. The hidden danger of water seepage and cracking of floors causes later complaints of owners, reduces the credit of enterprises, and influences the development of enterprise markets. Meanwhile, low-strength bricks or mortar ash cakes are arranged in advance, so that labor and material costs are caused, and the cost is not controlled.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a concrete cast-in-place thickness measuring scale for plate members, which solves the problems that the peripheral thickness of the plate member is proper and the integral flatness of a middle slightly convex or sunken surface is poor after concrete is integrally poured in the traditional method. The great then causes the waste to the concrete use amount of thickness, and thickness is less, then influences the design intention, leaves the potential safety hazard to and there is floor infiltration, the fracture hidden danger, lead to owner's later stage complaint, reduce the reputation of enterprise, influence the development of enterprise market. Meanwhile, low-strength bricks or mortar ash cakes are arranged in advance, so that the problems of labor and material cost and unfavorable cost control are caused.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the plate member concrete cast-in-place thickness measuring scale comprises a thin-wall metal outer cylinder, wherein an L stainless steel core with scales is arranged on the thin-wall metal outer cylinder in a penetrating mode, an inner core anti-falling nut is arranged at the bottom end of the L stainless steel core with scales, an outer cylinder anti-falling bolt matched with the inner core anti-falling nut is arranged on the thin-wall metal outer cylinder, and a disc-shaped thin steel sheet is arranged at the bottom end of the thin-wall metal outer cylinder.
Preferably, the thin-wall metal outer cylinder is a thin-wall stainless steel cylinder with the diameter of 30mm, the wall thickness of 3m and the length of 1000mm, a section of end socket of the cylinder is milled in the middle of the end socket, a circular hole with the diameter of 200mm is milled, and an orifice is smooth. And the other end of the cylinder is perpendicular to the cylinder at the orifice of the cylinder, a disc-shaped thin steel sheet is welded in one circle at the orifice, and meanwhile, a bolt hole with the diameter of 5mm is drilled in the outer wall at the position 15mm away from the orifice, and an outer cylinder anti-falling bolt is installed.
Preferably, the disc-shaped thin steel sheet is an annular stainless steel sheet with the thickness of 2mm, the outer diameter of 100mm and the inner diameter of 30mm, the disc-shaped thin steel sheet and the thin-wall metal outer cylinder are subjected to T-shaped series hole plug welding, and a welding line is welded fully around the circumference of 5 mm.
Preferably, the outer cylinder anti-falling bolt is an M5 bolt, the bolt is 10mm long, and can be properly adjusted in tightness so as to prevent the L stainless steel core with scales from falling off from the thin-wall metal outer cylinder.
Preferably, the L stainless steel core with the scale is a stainless steel straight steel bar with the diameter of 16mm and the length of 1430mm, the stainless steel straight steel bar is bent by 90 degrees at a position 120mm away from one section of the stainless steel straight steel bar, the bending radius is 200mm, a handle of a measuring scale is formed, an outer cylinder anti-falling bolt on an outer thin-wall metal outer cylinder is screwed outwards, the unbent part of the L stainless steel core with the scale penetrates through one section of a milling hole of an end socket of the outer thin-wall metal outer cylinder and penetrates out from the other end welded with a disc-shaped thin steel sheet, and then the L stainless steel core with the scale penetrates out.
Preferably, the inner core anti-falling nut is an M20 nut, the nut is sleeved into the L stainless steel core with the scale, the outer side of the nut is flush with and firmly welded with the L stainless steel core with the scale, and then the nut and the outer cylinder anti-falling bolt on the inner-rotation thin-wall metal outer cylinder prevent the L stainless steel core with the scale from being freely drawn out and can ensure that the inner core anti-falling nut is flush with the disc-shaped thin steel sheet when the L stainless steel core with the scale is drawn towards one side of the handle relative to the thin-wall metal outer cylinder.
Preferably, after the L stainless steel core with scale penetrates into the thin-wall metal outer cylinder, under the condition that the inner core anti-drop nut is flush with the disc-shaped thin steel sheet, a measuring scale, a numerical value and a unit are engraved at one end of the L stainless steel core with scale, which is far away from the inner core anti-drop nut, wherein the unit of the general scale is centimeter, the unit interval is 0.5, and the 0 scale is located at the joint of the L stainless steel core with scale and the thin-wall metal outer cylinder.
A use method of a slab concrete member cast-in-place thickness measuring ruler comprises the slab concrete member cast-in-place thickness measuring ruler and comprises the following steps:
step 1, calibrating the simple flat plate concrete cast-in-place thickness measuring scale, and checking whether the numerical value of the junction of the L scaled stainless steel core and the thin-wall metal outer cylinder returns to zero or not under the condition that an inner core anti-falling nut on the L scaled stainless steel core is flush with a disc-shaped thin steel sheet on the thin-wall metal outer cylinder, wherein if the numerical value returns to zero, the measuring scale can be normally used.
Step 2: when a plate type concrete member is poured on a platform, a floor or a bottom plate, the measuring ruler is vertically placed on the concrete of the plate type member being poured.
And 3, holding one end of the L handle with the stainless steel core with the scale and pressing downwards with force to extrude one end of the L anti-falling nut with the stainless steel core with the scale into the concrete which is just poured, wherein the L stainless steel core with the scale and the thin-wall metal outer cylinder slide relatively due to the buoyancy effect generated by the large area of the disc-shaped thin steel sheet on the thin-wall metal outer cylinder, and the scale at the sealing position of the upper side of the thin-wall metal outer cylinder changes.
And 4, continuously pressing the L handle with the stainless steel core with the scale downwards with force to enable the inner core anti-falling nut to contact the bottom of the plate type member, wherein L the scale of the upper side sealing part of the thin-wall metal outer cylinder is read, and the degree is the thickness of the poured concrete measured at the moment.
And 5: after use, the concrete laitance on the measuring scale is cleaned in time and wiped clean.
(III) advantageous effects
The invention provides a concrete cast-in-place thickness measuring scale for plate members. The method has the following beneficial effects: this cast-in-place thickness measurement chi of board class component concrete, the real-time thickness of reaction concrete pouring that can be more audio-visual can the effective control concrete pouring square volume, prevents the quality safety hidden danger that the little concrete of watering brought, also can prevent simultaneously that the concrete use amount that the excessive irrigation caused is extravagant, effectively ensures concrete pouring wholeness and roughness.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
In the figure, 1, a thin-wall metal outer cylinder, 2, L stainless steel cores with scales, 3, an outer cylinder anti-falling bolt, 4, an inner core anti-falling nut and 5, a disc-shaped thin steel sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the invention provides a technical scheme that a plate member concrete cast-in-place thickness measuring scale comprises a thin-wall metal outer cylinder 1, the thin-wall metal outer cylinder 1 is a thin-wall stainless steel cylinder with the diameter of 30mm, the wall thickness of 3M and the length of 1000mm, a section of end socket of the cylinder is milled in the center of a circular hole with the diameter of 200mm, the hole is smooth, the other end of the cylinder is perpendicular to the cylinder at the hole, a circle of disc-shaped thin steel sheet 5 is welded at the hole, the disc-shaped thin steel sheet 5 is an annular stainless steel sheet with the thickness of 2mm, the outer diameter of 100mm and the inner diameter of 30mm, the disc-shaped thin steel sheet 5 and the thin-wall metal outer cylinder 1 are subjected to plug welding in a T-shaped serial hole, a welding seam is a circle of a full-welded 5mm circumference, a bolt hole with the diameter of 5mm is drilled on the outer wall 15mm away from the hole, an outer cylinder is provided with an anti-off bolt 3, the outer cylinder bolt 3 is an M5 bolt, the bolt with the length of 10mm, the bolt is properly loosened and adjusted, the anti-off, the L scale is used for preventing the stainless steel core type stainless steel nut from falling off from the outer cylinder 1, the stainless steel core, the anti-off stainless steel core of the anti-off stainless steel core, the anti-off stainless steel nut, the anti-off stainless steel cylinder is provided with the anti-off stainless steel core, the anti-off stainless steel nut, the anti-off stainless steel cylinder, the anti-off stainless steel core screw nut, the anti-off stainless steel core, the anti-off stainless steel cylinder, the anti-off stainless steel nut, the anti-off stainless steel core screw nut, the anti-off stainless steel cylinder is provided with the anti-off stainless steel core screw nut, the anti-off stainless steel cylinder, the anti-off stainless steel core, the anti-off stainless steel cylinder is provided with the anti-off stainless steel cylinder, the anti-off stainless steel cylinder is provided with the anti-off stainless steel cylinder, the anti-off stainless steel cylinder is provided with the anti-off stainless.
A use method of a slab concrete member cast-in-place thickness measuring ruler comprises the slab concrete member cast-in-place thickness measuring ruler and comprises the following steps:
step 1, calibrating the simple flat plate concrete cast-in-place thickness measuring scale, checking whether the numerical value of the junction of the L scaled stainless steel core 2 and the thin-wall metal outer cylinder 1 returns to zero or not under the condition that an inner core anti-falling nut 4 on the L scaled stainless steel core 2 is flush with a disc-shaped thin steel sheet 5 on the thin-wall metal outer cylinder 1, and if the numerical value returns to zero, indicating that the measuring scale can be normally used.
Step 2: when a plate type concrete member is poured on a platform, a floor or a bottom plate, the measuring ruler is vertically placed on the concrete of the plate type member being poured.
Step 3, holding L one end of the handle with the stainless steel core 2 with the scale, and pressing downwards with force to extrude the end of the L inner core anti-disengaging nut 4 with the stainless steel core 2 with the scale into the concrete which is just poured, at this time, because the disc-shaped thin steel sheet 5 on the thin-wall metal outer cylinder 1 has larger area and generates buoyancy, the L stainless steel core 2 with the scale slides relative to the thin-wall metal outer cylinder 1, and the scale at the upper side sealing position of the thin-wall metal outer cylinder changes.
And 4, continuously pressing the L handle with the stainless steel core 2 with the scale downwards with force to enable the inner core anti-falling screw cap 4 to contact the bottom of the plate type component, wherein L the scale of the upper side sealing part of the thin-wall metal outer cylinder is read, and the degree is the thickness of the poured concrete measured at the moment, wherein the stainless steel core 2 with the scale and the thin-wall metal outer cylinder 1 do not slide relatively.
And 5: after use, the concrete laitance on the measuring scale is cleaned in time and wiped clean.
In conclusion, the slab member concrete cast-in-place thickness measuring scale can intuitively reflect the real-time thickness of concrete pouring, effectively control the concrete pouring square amount, prevent quality safety hazards caused by less concrete pouring, prevent the waste of the concrete use amount caused by over pouring and effectively ensure the concrete pouring integrity and the flatness.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The cast-in-situ concrete thickness measuring scale for the plate members is characterized by comprising a thin-wall metal outer cylinder (1), wherein L stainless steel cores (2) with scales are arranged on the thin-wall metal outer cylinder (1) in a penetrating mode, an inner core anti-falling nut (4) is arranged at the bottom end of the L stainless steel core (2) with the scales, an outer cylinder anti-falling bolt (3) matched with the inner core anti-falling nut (4) is arranged on the thin-wall metal outer cylinder (1), and a disc-shaped thin steel sheet (5) is arranged at the bottom end of the thin-wall metal outer cylinder (1).
2. The slab member concrete cast-in-place thickness measuring scale according to claim 1, wherein: the thin-wall metal outer cylinder (1) is a thin-wall stainless steel cylinder with the diameter of 30mm, the wall thickness of 3m and the length of 1000mm, a section of end enclosure of the cylinder is formed, a circular hole with the diameter of 200mm is milled in the middle of the end enclosure, and an orifice is smooth. And the other end of the cylinder is perpendicular to the cylinder at the orifice of the cylinder, a disc-shaped thin steel sheet (5) is welded in one circle at the orifice, a bolt hole with the diameter of 5mm is drilled in the outer wall 15mm away from the orifice, and an outer cylinder anti-falling bolt (3) is installed.
3. The slab member concrete cast-in-place thickness measuring scale according to claim 1, wherein: the disc-shaped thin steel sheet (5) is an annular stainless steel sheet with the thickness of 2mm, the outer diameter of 100mm and the inner diameter of 30mm, the disc-shaped thin steel sheet (5) and the thin-wall metal outer cylinder (1) are subjected to T-shaped series hole plug welding, and a welding line is welded fully around the circumference of 5 mm.
4. The cast-in-place thickness measuring scale for plate member concrete as claimed in claim 1, wherein the outer cylinder anti-drop bolt (3) is an M5 bolt, the bolt is 10mm long, and can be adjusted by proper tightness, so as to prevent L stainless steel core with scale (2) from dropping from the thin-wall metal outer cylinder (1).
5. The cast-in-place concrete thickness measuring scale for the plate members as claimed in claim 1, wherein the L-type stainless steel core (2) with the scale is a stainless steel straight steel bar with the diameter of 16mm and the length of 1430mm, the stainless steel straight steel bar is bent by 90 degrees at a position 120mm away from one section of the stainless steel core, the bending radius is 200mm, a handle of the measuring scale is formed, the outer cylinder anti-falling bolt (3) on the outer thin-wall metal outer cylinder (1) is screwed outwards, the part, which is not bent, of the L-type stainless steel core (2) with the scale penetrates through one section of the end socket milling hole of the outer thin-wall metal outer cylinder (1), penetrates out from the other end of the end socket milling hole of the thin-wall metal outer cylinder (5) and then penetrates out of the inner core anti.
6. The cast-in-place concrete thickness measuring scale for the plate member as claimed in claim 1, wherein the inner core anti-slip nut (4) is an M20 nut, which is sleeved into L stainless steel core (2) with scale, so that the outer side of the nut is flush with the L stainless steel core (2) with scale and is welded firmly, and then the nut is flush with the outer cylinder anti-slip bolt (3) on the inner rotary thin-wall metal outer cylinder (1), thereby preventing L stainless steel core (2) with scale from being freely drawn out and ensuring that the inner core anti-slip nut (4) is flush with the disc-shaped thin steel sheet (5) when the L stainless steel core (2) is drawn towards one side of the handle relative to the thin-wall metal outer cylinder (1).
7. The cast-in-place concrete thickness measuring scale for the plate members as claimed in claim 1, wherein after the L scaled stainless steel core (2) penetrates into the thin-wall metal outer cylinder (1), under the condition that the inner core anti-drop nut (4) is flush with the disc-shaped thin steel sheet (5), a measuring scale, a numerical value and a unit are engraved at one end of the L scaled stainless steel core (2) far away from the inner core anti-drop nut (4), wherein the unit of the general scale is centimeter, the unit interval is 0.5, and the 0 scale line is located at the joint of the L scaled stainless steel core (2) and the thin-wall metal outer cylinder (1).
8. A use method of a slab concrete member cast-in-place thickness measuring ruler is characterized by comprising the slab concrete member cast-in-place thickness measuring ruler and the method comprises the following steps:
step 1, calibrating the simple flat plate concrete cast-in-place thickness measuring scale, checking whether the numerical value of the joint of the L scaled stainless steel core (2) and the thin-wall metal outer cylinder (1) returns to zero or not under the condition that an inner core anti-falling nut (4) on the L scaled stainless steel core (2) is flush with a disc-shaped thin steel sheet (5) on the thin-wall metal outer cylinder (1), and if the numerical value returns to zero, indicating that the measuring scale can be normally used.
Step 2: when a plate type concrete member is poured on a platform, a floor or a bottom plate, the measuring ruler is vertically placed on the concrete of the plate type member being poured.
Step 3, one end of a handle L with a stainless steel core (2) with scales is held in a hand and is pressed downwards with force, so that one end of an inner core anti-falling nut (4) of the L stainless steel core (2) with scales is extruded into the concrete which is just poured, at the moment, the disc-shaped thin steel sheet (5) on the thin-wall metal outer cylinder (1) has large area and generates buoyancy, the L stainless steel core (2) with scales slides relative to the thin-wall metal outer cylinder (1), and the scales at the sealing position of the upper side of the thin-wall metal outer cylinder are changed.
And 4, continuously pressing the L handle with the stainless steel core (2) with the scale downwards with force to enable the inner core anti-falling nut (4) to contact the bottom of the plate type component, so that the L stainless steel core (2) with the scale and the thin-wall metal outer cylinder (1) do not slide relatively, reading the scale at the upper side sealing opening of the thin-wall metal outer cylinder, and measuring the thickness of the poured concrete at the moment.
And 5: after use, the concrete laitance on the measuring scale is cleaned in time and wiped clean.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010298789.9A CN111397480A (en) | 2020-04-16 | 2020-04-16 | Cast-in-place thickness measurement chi of board class component concrete |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010298789.9A CN111397480A (en) | 2020-04-16 | 2020-04-16 | Cast-in-place thickness measurement chi of board class component concrete |
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| CN111397480A true CN111397480A (en) | 2020-07-10 |
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| CN204329837U (en) * | 2015-01-12 | 2015-05-13 | 中国矿业大学 | Cast-in-place concrete depth survey bar |
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| CN209603513U (en) * | 2019-01-30 | 2019-11-08 | 湖南建工集团有限公司 | A kind of cast-in-place concrete board thickness control device |
| CN209655946U (en) * | 2019-05-09 | 2019-11-19 | 中国建筑第八工程局有限公司 | Measure the device of cast-in-place concrete structure thickness |
| CN210036529U (en) * | 2019-03-25 | 2020-02-07 | 广东龙越建筑工程有限公司 | Thickness measuring tool for measuring thickness of cast-in-place concrete |
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2020
- 2020-04-16 CN CN202010298789.9A patent/CN111397480A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201672897U (en) * | 2010-05-28 | 2010-12-15 | 中冶集团华冶资源开发有限责任公司 | Measuring tool for floor thickness |
| CN202024710U (en) * | 2011-04-25 | 2011-11-02 | 江苏兴邦建工集团有限公司 | Device for measuring thickness of cast-in-place concrete slab |
| CN203595478U (en) * | 2013-12-03 | 2014-05-14 | 兖矿东华建设有限公司 | Concrete thickness detection ruler |
| CN204329837U (en) * | 2015-01-12 | 2015-05-13 | 中国矿业大学 | Cast-in-place concrete depth survey bar |
| CN205209404U (en) * | 2015-10-08 | 2016-05-04 | 中国建筑第八工程局有限公司 | Cast in situ concrete thickness measurement device |
| CN206420414U (en) * | 2017-01-17 | 2017-08-18 | 广东鼎耀工程技术有限公司 | A kind of thickness of cast-in-place concrete measuring instrument |
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Application publication date: 20200710 |