CN216238134U - Template positioning device for cast-in-situ pier stud - Google Patents

Template positioning device for cast-in-situ pier stud Download PDF

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Publication number
CN216238134U
CN216238134U CN202122143059.4U CN202122143059U CN216238134U CN 216238134 U CN216238134 U CN 216238134U CN 202122143059 U CN202122143059 U CN 202122143059U CN 216238134 U CN216238134 U CN 216238134U
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China
Prior art keywords
support arms
template
cast
support
laser emitter
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CN202122143059.4U
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Chinese (zh)
Inventor
刘洪�
黄看源
蒙红钰
阮东
韩庚
裴圣瑞
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China Construction Eighth Engineering Division Co Ltd
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China Construction Eighth Engineering Division Co Ltd
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Abstract

The utility model discloses a template positioning device for a cast-in-place pier stud, which comprises an adjustable positioning support (1), a laser emitter (2) and a prism (3); the adjustable positioning support (1) comprises two support arms (11) and a rotating assembly, the two support arms (11) are arranged in an up-and-down stacked mode, and the centers of the two support arms (11) are rotatably connected through the rotating assembly; the laser emitter (2) is arranged on the adjustable positioning support (1), the prism (3) is arranged on the laser emitter (2), and the center of the laser emitter (2), the center of the prism (3) and the centers of the two support arms (11) are overlapped. The utility model can assist the positioning and installation of the cast-in-situ pier stud template, has convenient positioning operation and high precision, and reduces artificial errors and high-altitude operation risks.

Description

Template positioning device for cast-in-situ pier stud
Technical Field
The utility model relates to construction auxiliary equipment for constructional engineering, in particular to a template positioning device for a cast-in-place pier column.
Background
Before pouring concrete, the installation and adjustment of the pier column template are indispensable procedures. The construction method in the prior art comprises the following steps: firstly, a central point and a positioning edge of the pier column are measured on the concrete surface at the bottom of the pier column, then the steel reinforcement cage and the template are positioned and installed according to the central point, and finally whether the position of the top plane of the template meets the design requirement is checked, and if the position of the top plane of the template deviates from the design requirement, the position of the template needs to be adjusted repeatedly until the position meets the design requirement.
In the installation and the adjustment process of pier stud template, need many people to cooperate and accomplish, and survey the in-process of establishing central point or location limit, survey personnel and auxiliary personnel stand high altitude construction on the template, not only influence measuring precision, the template edge is narrower simultaneously, and personnel stand the difficulty, take place incident such as high altitude falls easily. In addition, due to the influence of factors such as coordination and operation proficiency of constructors, a large amount of time is consumed for repeatedly adjusting the position of the template, and the construction progress is influenced.
Disclosure of Invention
The utility model aims to provide a template positioning device for a cast-in-place pier stud, which can assist in positioning and mounting of a cast-in-place pier stud template, is convenient and fast in positioning operation and high in precision, and reduces human errors and high-altitude operation risks.
The utility model is realized by the following steps:
a template positioning device for a cast-in-situ pier comprises an adjustable positioning support, a laser emitter and a prism; the adjustable positioning support comprises two support arms and a rotating assembly, the two support arms are arranged in an up-and-down stacked mode, and the centers of the two support arms are rotatably connected through the rotating assembly; the laser emitter is arranged on the adjustable positioning support, the prism is arranged on the laser emitter, and the center of the laser emitter, the center of the prism and the centers of the two support arms are overlapped.
The rotating assembly comprises an adjusting screw rod and locking nuts, connecting holes penetrating through the support arms are formed in the centers of the two support arms, the adjusting screw rod penetrates through the two support arms through the connecting holes, the two locking nuts are matched and screwed on the adjusting screw rod and tightly abut against the top and the bottom of the adjustable positioning support respectively, and the two support arms can be vertically connected or stacked in parallel.
And gaskets are respectively arranged between the two locking nuts and the two support arms.
The support arm is a telescopic tube structure, the telescopic tube structure comprises an inner tube and an outer tube, and a pair of inner tubes are respectively coaxially inserted into the outer tube and extend to the outer parts of two ends of the outer tube.
And the outer walls of the inner sleeve and the outer sleeve are provided with graduated scales.
The two ends of the two support arms are provided with template fasteners, and the support arms are connected with the template through the template fasteners.
According to the utility model, the laser emitter and the prism are overlapped with the center of the adjustable positioning support, so that the laser beam emitted by the laser emitter can accurately position the center point of the cast-in-situ pier stud, and the prism is matched with the total station to assist the positioning and installation of the cast-in-situ pier stud template, so that the positioning operation is convenient and fast, the precision is high, the errors and the high-altitude operation risks caused by artificial measurement and positioning are reduced, the construction progress is greatly accelerated, and the construction quality is effectively improved.
Drawings
FIG. 1 is a top view of the form locating apparatus for a cast-in-place pier of the present invention;
FIG. 2 is an enlarged view at A of FIG. 1;
FIG. 3 is a cross-sectional view of the form locating apparatus of the present invention for a cast-in-place pier stud;
fig. 4 is a schematic cross-sectional view of a support arm in the form work positioning apparatus for cast-in-place piers of the present invention.
In the figure, 1 is an adjustable positioning support, 10 is a connecting hole, 11 is a support arm, 12 is an adjusting screw rod, 13 is a locking nut, 14 is a gasket, 16 is an inner sleeve, 17 is an outer sleeve, 18 is a graduated scale, 19 is a template fastener, 2 is a laser emitter, and 3 is a prism.
Detailed Description
The utility model is further described with reference to the following figures and specific examples.
Referring to fig. 1 and 2, a formwork positioning device for a cast-in-place pier comprises an adjustable positioning support 1, a laser emitter 2 and a prism 3; referring to fig. 3, the adjustable positioning bracket 1 includes two bracket arms 11 and a rotating assembly, the two bracket arms 11 are stacked up and down, and the centers of the two bracket arms 11 are rotatably connected through the rotating assembly; laser emitter 2 sets up on adjustable locating support 1, and prism 3 sets up on laser emitter 2, and the center of laser emitter 2, the center of prism 3 and the coincidence of the center of two support arms 11. Laser emitter 2 can adopt prior art's laser beam emission equipment, places laser emitter 2's center in the bottom surface center department of pier stud and sends the laser beam through laser emitter 2 for the central point of cast-in-place pier stud is fixed a position fast. The prism 3 can adopt a lycra prism in the prior art, the prism 3 is matched with the total station for use, the position of the template can be adjusted through the distance and the angle between the total station and the prism 3, and the efficiency of template adjustment and positioning is improved. The centers of the laser emitter 2, the prism 3 and the two support arms 11 are coincided to ensure the accuracy of the measuring process.
Referring to fig. 3, the rotating assembly includes an adjusting screw 12 and a locking nut 13, a connecting hole 10 penetrating through the support arm 11 is formed at the center of each of the two support arms 11, the adjusting screw 12 penetrates through the two support arms 11 through the connecting hole 10, and the two locking nuts 13 are screwed on the adjusting screw 12 in a matching manner and respectively abut against the top and the bottom of the adjustable positioning support 1, so that the two support arms 11 can be vertically connected or stacked in parallel. Preferably, two support arms 11 are isometric, and the locking and loosening of two support arms 11 can be realized through the screw thread rotating between adjusting screw 12 and lock nut 13, and two support arms 11 are connected perpendicularly during locking and are cross-shaped supporting structure, can satisfy the construction demand of square column pier stud. The two support arms 11 can also be rotated and adjusted to set angles and adjust the length of the support arms 11 according to actual requirements, so that the requirement for positioning the template of the special-shaped pier column is met. When the two support arms 11 are loosened, the two support arms 11 can rotate relatively, so that the two support arms 11 are arranged in an up-and-down overlapping mode, storage and carrying are convenient, and the occupied space is small.
The gaskets 14 are respectively arranged between the two locking nuts 13 and the two support arms 11, so that the surfaces of the support arms 11 can be prevented from being abraded by the locking nuts 13 in the locking process, and meanwhile, the effect of preventing the threaded connection from loosening can be achieved well.
Referring to fig. 4, the support arm 11 is a telescopic tube structure, the telescopic tube structure includes an inner tube 16 and an outer tube 17, and a pair of inner tubes 16 are respectively coaxially inserted into the outer tube 17 and extend to the outside of two ends of the outer tube 17. The length of the bracket arm 11 can be adjusted by relative telescoping between the inner and outer sleeves 16, 17 to accommodate the template positioning requirements of piers of different sizes.
The outer walls of the inner sleeve 16 and the outer sleeve 17 are respectively provided with a graduated scale 18, the graduated scales 18 can accurately adjust the length of the bracket arm 11, and the positioning precision of the template is improved.
The two ends of the two support arms 11 are provided with template fasteners 19, and the support arms 11 are connected with the template through the template fasteners 19. The support arm 11 is temporarily fixed with the template through the template fastener 19, so that the convenience of template positioning and installation can be further improved, and the construction efficiency is improved.
The using method of the utility model is as follows:
the inner sleeve 16 and the outer sleeve 17 of the two bracket arms 11 are respectively adjusted to the pier stud design size through the graduated scale 18, and at the moment, the central position of the adjustable positioning bracket 1 coincides with the central position of the pier stud template. The adjustable positioning support 1 is placed on the pier stud bottom surface concrete, and the four end parts of the two support arms 11 are overlapped with the edge of the pier stud bottom surface concrete. The laser emitter 5 at the center of the adjustable positioning support 1 emits a laser beam, and because the center of the laser emitter 2, the center of the prism 3 and the center of the two support arms 11 are overlapped, in the positioning process of the template, the laser beam only needs to be aimed at the measured central point, the position of each edge of the template does not need to be checked, the positioning workload of the template is greatly reduced, the positioning precision and the quality are improved, and the construction progress is accelerated.
The operator checks the position of the top plane of the template by means of the measuring prism 3. If the position of the template does not meet the design requirement, the position of the template can be adjusted by matching the distance and the angle between the total station and the prism 3, so that the template is quickly positioned to the design position. The total station and the prism 3 can adopt complete sets of accessories in the prior art to determine and adjust the position of the template, and the using method thereof is not described in detail herein. The template is adjusted without repeatedly measuring and setting the central point or the positioning edge of the top surface of the template by operators, so that the template adjusting procedure is simplified, the process is convenient and visual, the template adjusting speed is improved, and the risk of multi-person high-altitude operation is avoided.
The present invention is not limited to the above embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a template positioner for cast-in-place pier stud, characterized by: comprises an adjustable positioning bracket (1), a laser emitter (2) and a prism (3); the adjustable positioning support (1) comprises two support arms (11) and a rotating assembly, the two support arms (11) are arranged in an up-and-down stacked mode, and the centers of the two support arms (11) are rotatably connected through the rotating assembly; the laser emitter (2) is arranged on the adjustable positioning support (1), the prism (3) is arranged on the laser emitter (2), and the center of the laser emitter (2), the center of the prism (3) and the centers of the two support arms (11) are overlapped.
2. The formwork locating device for a cast-in-place pier stud as claimed in claim 1, wherein: the rotating assembly comprises an adjusting screw rod (12) and a locking nut (13), connecting holes (10) penetrating through the support arms (11) are formed in the centers of the two support arms (11), the adjusting screw rod (12) penetrates through the two support arms (11) through the connecting holes (10), the two locking nuts (13) are matched and screwed on the adjusting screw rod (12) and tightly abut against the top and the bottom of the adjustable positioning support (1) respectively, and the two support arms (11) can be vertically connected or stacked in parallel.
3. The formwork locating device for a cast-in-place pier stud as claimed in claim 2, wherein: and gaskets (14) are respectively arranged between the two locking nuts (13) and the two support arms (11).
4. A form locating device for a cast-in-place pier according to any one of claims 1 to 3, wherein: the support arm (11) is of a telescopic sleeve structure, the telescopic sleeve structure comprises an inner sleeve (16) and an outer sleeve (17), and the pair of inner sleeves (16) are respectively and coaxially inserted into the outer sleeve (17) and extend to the outer parts of two ends of the outer sleeve (17).
5. The formwork locating device for a cast-in-place pier stud as claimed in claim 4, wherein: the outer walls of the inner sleeve (16) and the outer sleeve (17) are provided with graduated scales (18).
6. A form locating device for a cast-in-place pier according to any one of claims 1 to 3, wherein: the two ends of the two support arms (11) are provided with template fasteners (19), and the support arms (11) are connected with the template through the template fasteners (19).
CN202122143059.4U 2021-09-06 2021-09-06 Template positioning device for cast-in-situ pier stud Active CN216238134U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122143059.4U CN216238134U (en) 2021-09-06 2021-09-06 Template positioning device for cast-in-situ pier stud

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122143059.4U CN216238134U (en) 2021-09-06 2021-09-06 Template positioning device for cast-in-situ pier stud

Publications (1)

Publication Number Publication Date
CN216238134U true CN216238134U (en) 2022-04-08

Family

ID=80986291

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122143059.4U Active CN216238134U (en) 2021-09-06 2021-09-06 Template positioning device for cast-in-situ pier stud

Country Status (1)

Country Link
CN (1) CN216238134U (en)

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