CN202928515U - Dual-use square-tube ruler - Google Patents

Dual-use square-tube ruler Download PDF

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Publication number
CN202928515U
CN202928515U CN 201220149595 CN201220149595U CN202928515U CN 202928515 U CN202928515 U CN 202928515U CN 201220149595 CN201220149595 CN 201220149595 CN 201220149595 U CN201220149595 U CN 201220149595U CN 202928515 U CN202928515 U CN 202928515U
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CN
China
Prior art keywords
square tube
square
tube
ribbed plate
tube chi
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Expired - Fee Related
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CN 201220149595
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Chinese (zh)
Inventor
陈汉彬
钟建国
丰艳琴
刘家甫
顾辰欢
钟文贵
刘黠
蒋倩
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China Construction Third Engineering Bureau Co Ltd
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China Construction Third Engineering Bureau Co Ltd
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Priority to CN 201220149595 priority Critical patent/CN202928515U/en
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Publication of CN202928515U publication Critical patent/CN202928515U/en
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Abstract

The utility model discloses a square-tube ruler for measuring evenness deviation and vertical deviation in building construction. The square-tube ruler comprises a metal square-tube framework, a suspension wire, a sinker, an upper ribbed plate, a dial and a lower ribbed plate with the cooperation of a wedge plug ruler, wherein the front of the square tube has a dent used as a datum line and is provided with a reading window opening and a manhole; a magnifying lens is installed at the reading window opening; the top inside the square tube is provided with the upper ribbed plate; the suspension wire is fixed at the very center of the upper ribbed plate; the suspension wire is connected with the sinker; the lower ribbed plate is arranged below the sinker; and the dial is disposed on the lower ribbed plate. The square-tube ruler provided by the utility model is convenient to use, measures accurately, can be used in installation of reinforced concrete wall column formworks, steel pillars and fabricated partitions, masonry of infilled walls and erection of scaffolds, is safe and reliable, has high efficiency, requires low cost, and is easy to operate and maintain.

Description

Double-purpose square tube chi
Technical field
The utility model discloses a kind of square tube chi for building operation, particularly disclose a kind of double-purpose square tube chi that can measure easily and accurately flatness deviation and perpendicularity deviation.
Background technology
At present, also do not have the universal specialized equipment can Accurate Determining flatness deviation and perpendicularity deviation in construction work, thereby when work progress and examination, often because having desirable testing tool to set up successive check, operation, supervisor do not cause easily occurring the impression quality defective.For example, the scene often needs two people to coordinate employing messenger wire and steel tape jointly to complete perpendicularity deviation mensuration, and directly also can't guarantee stability with finger as the strong point of messenger wire.
In order to address the above problem, the utility model proposes a kind of can the Accurate Determining flatness and the double-purpose square tube chi of perpendicularity deviation.
Summary of the invention
The purpose of this utility model be to disclose a kind of can the Accurate Determining flatness and the double-purpose square tube chi of perpendicularity deviation.Described square tube chi is installed and all can be used when building by laying bricks or stones even at scaffold building with infilled wall carrying out reinforced concrete wall column formwork, steel pile, assembling type partition wall, can satisfy fully and construct and check needs, and safe and reliable, efficient is high, cost is low.
Square tube chi of the present utility model comprises metal side tube framework, messenger wire, sash weight, top floor, index dial and bottom floor, and matching used wedge-shaped feeler gauge, its technical scheme is: the metal side tube that adopt to be fit to size for example the aluminium square tube as main frame, the square tube inner top arranges the top floor and the fixing messenger wire in its center, messenger wire is connected with sash weight, the sash weight below arranges the bottom floor, on the floor of bottom with index dial, the color subregion is wherein arranged on index dial, and zone boundary is the maximum deviation that allows commonly used; Indenture is arranged as datum line on the square tube front, in the position that is fit to, perforate is arranged, wherein manage the bottom and magnifier is housed as the reading window corresponding to the perforate of index dial position, can read perpendicularity deviation by this reading window, the perforate that is positioned at reading window top is used for the depth of parallelism of check messenger wire and square tube front indenture and as manhole.Distance between two perforates is according to the check/manhole position sash weight of trying one's best, consider that again between two holes, part should leave the contrast that certain distance is used for indenture datum line and messenger wire, select in conjunction with the harmony attractive in appearance of whole square tube chi again, be generally 80-120mm, preferably 100mm.
Metal side tube of the present utility model cross section is preferably square.
Use this novel square tube chi as guiding ruler, be used in combination with supporting wedge-shaped feeler gauge, can easily and accurately read the flatness deviation.
Described wedge-shaped feeler gauge is the special rule that a termination is wedge shape, is a kind of construction in-site measurement instrument, and available metal or plastic or other material are made.Wherein rectangular parallelepiped partly provides the lever that the user points, and on oblique one side, scale is arranged, and is used for checking flatness or gap etc., also can be used for directly checking the door and window seam.Wedge-like portion can " be amplified approximately 2 times " with the gap and is embodied on the scale on the inclined-plane, estimates that reading is more accurate thereby make.The range of wedge-shaped feeler gauge can be selected as required, for example can be preferably 10mm.
Blade length specification first-selected suitable when engineering is used makes the excessive measuring error of unlikely generation to improve measuring accuracy.Blade length is not less than 1.1m usually to be slightly smaller than the structure free height as good.For example, preferred 100mm * 100mm * ruler of 1100mm is used for measuring the altitude range of 1m-2m, and preferred 100mm * 100mm * ruler of 2100mm is used for measuring the altitude range of 2m-4m.Perhaps adopt the mode of blade spreading, jointing preferably adopts interior type of attachment, avoids the joint to protrude and makes the square tube chi to be close to measured object by whole face.Then convert according to similar triangle theory.Computing formula is:
Figure BSA00000698814600021
The up and down floor respectively leaves suitable distance to the square tube end.For example, be the double-purpose square tube chi of 1100mm for the blade length specification, messenger wire length is 1m.
In the situation that technology and cost allow, double-purpose square tube chi also can be arranged to telescopic blade and the device of adjustable wire length is set, and can directly read the perpendicularity deviation of vertical structure; Otherwise should convert according to similar triangle theory.
(1) measure perpendicularity deviation
Select the square tube chi of appropriate size to be close on stay to be measured side, along determinand surface fine setting, toe is positioned on the orthogonal axes vertical with determinand, the scale on this moment institute's spindle is the perpendicularity deviation of determinand.
(2) measure the flatness deviation
Square tube chi or guiding ruler gently are pressed on vertical structure to be measured, at the gap larger part, body structure surface are close in wedge type clearance gauge bottom surface, with the inclined-plane with scale extend touch blade till, read registration and just can.
The beneficial effects of the utility model are: described double-purpose square tube chi utilizes common square tube, sash weight and existing wedge type clearance gauge, by suitable combination and processing, form that one with low cost, structure is light, easy operating and maintenance, the double-purpose square tube chi that useful application is wider, thus can facilitate, flatness deviation and the perpendicularity deviation of all kinds of vertical structures of Accurate Determining.And, owing to providing eminence messenger wire top the stable strong point, and can settle at one go and directly read perpendicularity deviation, this has improved construction precision and efficient greatly with respect to reading messenger wire two of up and down data by estimating, then remaking for poor conventional approach of subtracting each other.
Description of drawings:
Fig. 1-1st, double-purpose square tube chi front elevation
Fig. 1-2 is double-purpose square tube chi stereographic map
Fig. 2 is double-purpose square tube chi index dial schematic diagram;
Fig. 3 is wedge type clearance gauge schematic diagram;
Fig. 4 is that the square tube chi is measured the perpendicularity deviation schematic diagram;
Fig. 5 is square tube chi front position of opening design drawing;
Fig. 6 is that wedge-shaped feeler gauge is measured flatness deviation principle figure;
Fig. 7 is double-purpose square tube chi lengthening joint schematic diagram;
Fig. 8 measures the perpendicularity deviation schematic diagram, and mark " * " is the toe position.
Description of reference numerals:
1. metal side tube framework, 2. top floor, 3. messenger wire, 4. sash weight, 5. index dial, 5-1. bottom floor, 6. the reading window, 7. overhaul/check hole, 8. indenture, 9. the perpendicularity deviation measured of wedge-shaped feeler gauge 10., 11. true vertical degree deviation, 12. vertical structures, the reading of 13 correspondences, 14. flatness deviation to be measured, 15. square tube chis
Embodiment:
The square tube chi that basis as shown in Fig. 1-8 is novel
Adopt 100mm * 100mm * 1100mm, aluminium square tube wall thickness 2mm as square tube chi framework 1, square tube inside arranges top floor 2 and with the bottom floor 5-1 of index dial 5; Messenger wire 3 length that connect sash weight 4 are 1m, in the hole of opening 60mm * 120mm corresponding to sash weight 4 places, magnifier are housed as reading window 6, and the hole of opening 60mm * 30mm apart from its 100mm place, top is as the depth of parallelism and the manhole 7 of checking messenger wire and square tube front indenture 8.
The range that is used for the supporting wedge-shaped feeler gauge 9 of measurement flatness deviation is 10mm.
(1) measure perpendicularity deviation
Measuring process is as follows, as Fig. 4 and shown in Figure 8:
1. square tube chi 15 is close to vertical structure 12 surfaces, and slightly inclined to one side because of square tube chi left and right, toe is not on coordinate axis;
2. drop on coordinate axis along vertical body structure surface fine setting blade to toe, the diagram reading is the perpendicularity deviation of determinand.
If member height to be measured higher than blade length, is scaled true vertical degree deviation 11 according to formula (I) with the perpendicularity deviation 10 of measuring.
(2) measure the flatness deviation
As shown in Figure 6, square tube chi 15 gently is pressed on vertical structure to be measured, at the gap larger part, body structure surface is close in the bottom surface of wedge type clearance gauge 9, with the inclined-plane with scale extend touch blade till, read registration 13, this reading is exactly flatness deviation 14 to be measured.

Claims (9)

1. square tube chi of be used for measuring flatness deviation and perpendicularity deviation in building operation, comprise metal side tube framework (1), top floor (2), messenger wire (3), sash weight (4), index dial (5) and bottom floor (5-1), and matching used wedge-shaped feeler gauge (9), it is characterized in that: square tube has indenture (8) as datum line and is provided with reading window (6) and manhole (7) on the front, and reading window tapping is equipped with magnifier; The top floor is arranged at the square tube inner top, is fixed with messenger wire in floor center, top, and messenger wire connects sash weight, below sash weight, the bottom floor is set, and above the floor of bottom, index dial is arranged.
2. square tube chi according to claim 1, wherein said metal side tube is the aluminium square tube.
3. square tube chi according to claim 1 and 2, wherein said Box Section are square.
4. square tube chi according to claim 1 and 2, is characterized in that the color subregion is arranged on described index dial.
5. square tube chi according to claim 1 and 2, wherein said blade length is not less than 1.1 meters.
6. square tube chi according to claim 1 and 2, is characterized in that described square tube chi blade length is 1100mm-2100mm.
7. square tube chi according to claim 1 and 2, wherein said blade is with interior jointing spreading.
8. square tube chi according to claim 1 and 2, is characterized in that described square tube chi is provided with the device of telescopic blade and adjustable wire length.
9. square tube chi according to claim 1 and 2, is characterized in that on the oblique one side of described supporting wedge-shaped feeler gauge, scale being arranged.
CN 201220149595 2012-04-11 2012-04-11 Dual-use square-tube ruler Expired - Fee Related CN202928515U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102645149A (en) * 2012-04-11 2012-08-22 中建三局建设工程股份有限公司 Dual-purpose square pipe ruler
CN110726357A (en) * 2019-10-09 2020-01-24 沈丹丹 Engineering quality detection equipment applied to stress detection of building shear wall

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102645149A (en) * 2012-04-11 2012-08-22 中建三局建设工程股份有限公司 Dual-purpose square pipe ruler
CN110726357A (en) * 2019-10-09 2020-01-24 沈丹丹 Engineering quality detection equipment applied to stress detection of building shear wall

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130508

Termination date: 20200411

CF01 Termination of patent right due to non-payment of annual fee