CN217560525U - Combined device for inspecting and positioning cylindrical pier template - Google Patents
Combined device for inspecting and positioning cylindrical pier template Download PDFInfo
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- CN217560525U CN217560525U CN202221417425.9U CN202221417425U CN217560525U CN 217560525 U CN217560525 U CN 217560525U CN 202221417425 U CN202221417425 U CN 202221417425U CN 217560525 U CN217560525 U CN 217560525U
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Abstract
The utility model provides a composite set of cylinder mound template inspection location, locating support one side is equipped with the side direction locating lever perpendicularly, and the side direction locating lever forms tee bend body structure with the locating support body, and the inserted bar setting of little prism below is at the locating support top, and inside locating reinforcement support one end was established at the side direction locating lever, the locating reinforcement support other end was equipped with the annular joint, and the annular joint cover is established on the location center post. The cylindrical pier template inspection positioning device determines the central position of a cylindrical pier and can mark the central point without entering the steel reinforcement cage to provide a basis for template assembly; the safety risk that personnel fall from a high place due to climbing of a reinforcement cage when the central point is measured before the cylindrical pier template is assembled is reduced; secondly, the quality and the efficiency of assembling and positioning the cylindrical pier template are improved through a limiting device and an inspection device; and finally, checking whether the cylindrical pier steel reinforcement cage protection layer is qualified or not by measuring the distance from the outer side of the support steel reinforcement to the steel reinforcement cage.
Description
Technical Field
The utility model belongs to the technical field of pier template installation inspection combination and specifically relates to a composite set of cylinder mound template inspection location is related to.
Background
Along with the increase of the foundation construction strength, the pile type cylindrical pier of the bridge engineering foundation is simple in structure and low in cost, and is more suitable for the construction of highway bridges. But the column mound is connected framework of steel reinforcement and has been blockked the positioning work that measuring personnel lofted pier stud central point and construction template sideline, and conventional method has personnel to climb to the framework of steel reinforcement top along vertical reinforcing bar and in overturning into framework of steel reinforcement again, and in order to descend to pier stud bottom with the round prism lofting play central point and measure the template outside setpoint, personnel overturn framework again and climb out after accomplishing the operation, and the safety risk is very high and measure the ageing nature lower. This patent adopts the framework of steel reinforcement outside to measure round pier stud sideline and back-calculates out the central point, utilizes the distance to intersect the principle and confirms the pier stud center, adopts two locating supports to satisfy the designing requirement as protective layer thickness between pier stud reinforcing bar and the template as form setting stop tool.
Chinese patent CN206553957U is a positioning frame for measuring a cylindrical pier, which comprises a foundation frame welded by four equilateral angle steels and an adjustable bracket fixed on the foundation frame in a sliding manner, wherein a plurality of first circular positioning holes are formed on the four equilateral angle steels of the foundation frame at equal intervals, and the adjustable bracket is fixed with the foundation frame through a screw. A person is required to enter the interior of the reinforcement cage, and a central point can be marked to provide a basis for template assembly; firstly, the safety risk that personnel that climbing steel reinforcement cage caused take place the eminence and fall when reducing cylinder pier template and assembling preceding measuring center point.
Chinese patent CN206553957U discloses a positioning device for a cylindrical pier template for bridge construction, which comprises a panel, vertical ribs, reinforcing ribs, bolt connecting holes, bolts, positioning pins, positioning pin holes, a semicircular body a, a semicircular body b, buckling connecting edges and splicing seams; adopt the template of the semicircle body an of cold-rolled steel sheet and shaped steel preparation and semicircle body b looks lock, the vertical setting of template erects the rib, the horizontal annular stiffening rib that sets up of template, the both sides border portion of the semicircle body an and the semicircle body d of template sets up the bolted connection hole of equidistance, the equidistance is equipped with the locating pin on the lock connection edge of the semicircle body an and the semicircle body d of template, can insert the locating pin hole in the locating pin, locating pin hole and locating pin align the semicircle body an and the semicircle body b looks concatenation seam of lock, the lock connection edge equidistance sets up the bolt and carries out the monolithic stationary. When the integral installation template, can not realize coaxially with the steel reinforcement cage of cylinder mound very well, lead to template and steel reinforcement cage center deviation to appear.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a composite set of cylinder mound template inspection location, it has blockked the positioning work of measurement personnel lofting pier stud central point and construction template sideline to solve cylinder mound connection steel skeleton, conventional method has personnel to climb to the steel skeleton top along vertical reinforcing bar and again cross into in the steel skeleton, in the same direction as steel skeleton down to pier stud bottom with the round prism lofting play central point and measure out the template outside setpoint, personnel cross the steel skeleton and climb out once more after accomplishing the operation, the safety risk is very high and measure the lower problem of ageing.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a composite set of cylinder mound template inspection location, includes the locating support, and locating support one side is equipped with the side direction locating lever perpendicularly, and the side direction locating lever forms three-way body structure with the locating support body, and the inserted bar setting of little prism below is at the locating support top, and inside the side direction locating lever was established to locating steel bar support one end, and the locating steel bar support other end is equipped with the annular joint, and the annular joint cover is established on the location center post.
In the preferred scheme, the upper end of the positioning support is also provided with a hollow structure adjusting rod, the adjusting rod is in threaded connection with the positioning support, the inserted rod of the small prism is arranged inside the adjusting rod, and the first baffle ring of the inserted rod is abutted against the upper end of the adjusting rod.
In the preferred scheme, the locating support lower extreme is equipped with the dead lever, dead lever upper end and locating support lower extreme threaded connection, and the second fender ring of dead lever supports and leans on spacing at the locating support lower extreme, and second fender ring below still is equipped with to have participating in of point.
In the preferred scheme, an observation port is arranged at a position corresponding to a lateral positioning rod of a positioning support, a measuring block is arranged at one side of the observation port, a measuring scale is vertically arranged on the measuring block, and the measuring scale is in sliding connection with the measuring block;
the end part of the positioning steel bar support penetrates through the lateral positioning rod to be abutted against the measuring scale, and the end part of the positioning steel bar support and the small prism are located at the same vertical point.
In the preferred scheme, still be equipped with at least one lock nut on the side direction locating lever, lock nut passes the side direction locating lever and supports and lean on the positioning steel bar support, lock nut and side direction locating lever threaded connection.
In the preferred scheme, the upper end and the lower end of the positioning central column are both provided with tip parts, the positioning central column is provided with a third retaining ring, and the annular joint is abutted against the third retaining ring for limiting.
In a preferable scheme, the annular joint is in sliding connection with the positioning central column or in threaded connection with the positioning central column.
In a preferable scheme, a permanent magnet is arranged inside the third retaining ring.
The utility model provides a composite set of cylinder mound template inspection location, the structure meets singly, the good reliability, and convenient operation has improved security and the efficiency that the cylinder mound template was assembled, has practiced thrift the input cost of personnel and equipment, has improved personnel's safety simultaneously.
(1) Safety: template locating support need not personnel and climbs the reinforcement cage that rises and stands and gets into the interior location cylinder mound central point of steel reinforcement cage, the reduction of very big degree that constructor climbs the risk of steel reinforcement cage, and factor of safety improves greatly. Secondly, the steel reinforcement framework is reserved in the steel reinforcement framework as a fixed template and the center of the positioning cylindrical pier, the template limiting effect is achieved in the assembling process of the cylindrical pier template, and the accuracy of the bottom plane position of the cylindrical pier is guaranteed.
(2) Quality: the positioning support or the positioning reinforcing steel bar support is fixed firmly with the reinforcement cage in a binding or welding mode, whether the thickness of the reinforcing steel bar cage protective layer meets the requirements or not is checked through measuring the distance between the outer end of the reinforcing steel bar support and the reinforcement cage, and the deviation condition of the embedded reinforcement cage is checked through measuring the difference value of the two positioning reinforcing steel bar protective layers.
(3) Efficiency: the position of the central point can be set out on the outer side of the cylindrical pier reinforcement cage, so that the safety risk of a process that constructors or measuring personnel climb over a reinforcement cage is reduced greatly, and the timeliness of measuring and positioning is improved greatly; secondly, construction cooperation workers lean the semicircular steel templates against the ends of the positioning steel bars and the side lines of the cylindrical piers in the template assembling process, and the efficiency of assembling the templates is improved at the same time; and finally, after the template is roughly assembled, the constructor can initially check the verticality and deviation condition of the template by centering the central point of the steel bar support in a suspension ball mode, the deviation of the template is adjusted to the deviation of the common grade, the measurement efficiency of accurate positioning is greatly improved, and the overall efficiency of positioning the cylindrical pier template is improved.
(4) The application range is wide: the method is suitable for the efficiency and the safety of the positioning and the inspection of the reinforced concrete template engineering of the bridge structure.
Drawings
The invention will be further described with reference to the following drawings and examples:
FIG. 1 is a structural view of the positioning center post for mounting and positioning the positioning bracket as a whole;
FIG. 2 is a structural view of the positioning bracket of the present invention;
FIG. 3 is a schematic view of the installation positions of the positioning bracket and the reinforcement cage of the present invention;
fig. 4 is a schematic plan view of the total station lofting of the present invention;
fig. 5 is a schematic view of a total station lofting small prism of the present invention;
in the figure: a small prism 1; an inserting rod 2; a first retainer ring 201; an adjusting lever 3; a positioning bracket 4; a viewing port 401; a lateral positioning rod 402; a lock nut 403; a measuring block 5; a measuring scale 6; a fixing rod 7; a second retainer 701; pins 702; positioning the steel bar support 8; an annular joint 9; positioning the central column 10; a third dog ring 1001; a cylindrical pier 11; a reinforcement cage 12; a total station 13; the thickness of the protective layer 14 of the cylinder pier.
Detailed Description
Example 1
As shown in fig. 1 to 5, a combination device for inspecting and positioning a cylindrical pier template comprises a positioning support 4, a lateral positioning rod 402 is vertically arranged on one side of the positioning support 4, the lateral positioning rod 402 and a body of the positioning support 4 form a three-way pipe body structure, an insertion rod 2 below a small prism 1 is arranged at the top of the positioning support 4, one end of a positioning steel bar support 8 is arranged inside the lateral positioning rod 402, the other end of the positioning steel bar support 8 is provided with an annular joint 9, and the annular joint 9 is sleeved on a positioning central column 10.
The cylindrical pier template checking and positioning device determines the central position of a cylindrical pier and can mark the central point to provide a basis for template assembly without entering a reinforcement cage by personnel; the safety risk that personnel fall from a high place due to climbing of a reinforcement cage when the central point is measured before the cylindrical pier template is assembled is reduced; secondly, the quality and the efficiency of assembling and positioning the cylindrical pier template are improved through a limiting device and an inspection device; and finally, checking whether the cylindrical pier reinforcement cage protective layer is qualified or not by measuring the distance from the outer side of the support reinforcement to the reinforcement cage.
On this device reinforcing bar was fixed in steel reinforcement cage 12, the length in the outside was the protective layer thickness of steel reinforcement cage 12 promptly, measures its length and design value comparison and can audio-visually know whether qualified and can know the off normal state of steel reinforcement cage when two protective layer thickness is inconsistent, improves the ageing of quality inspection before the template installation.
The positioning support 4 is reserved and is used as a central point guide point with the inside of the cylindrical pier, and after the template assembly is completed, a suspended drooping ball and a laser plummet are adopted to measure the deviation between the center of the upper opening of the template and the center of the lower opening of the support for verticality and deviation adjustment.
In the preferred scheme, 4 upper ends of locating support still are equipped with hollow structure and adjust pole 3, adjust pole 3 and 4 threaded connection of locating support, and the inserted bar 2 of little prism 1 is established inside adjusting pole 3, and the first fender ring 201 of inserted bar 2 supports and leans on and adjusts the pole 3 upper ends. The first baffle ring 201 of the inserted rod 2 plays a limiting role, the small prism 1 can rotate around, adjustment and measurement are convenient, and the adjusting rod 3 can adjust the overall height.
In the preferred scheme, the lower end of the positioning bracket 4 is provided with a fixing rod 7, the upper end of the fixing rod 7 is in threaded connection with the lower end of the positioning bracket 4, a second retaining ring 701 of the fixing rod 7 is abutted against the lower end of the positioning bracket 4 for limiting, and a pin 702 with a tip end is further arranged below the second retaining ring 701. The fixing rod 7 is in threaded connection with the positioning support 4, disassembly and assembly are convenient, the pin 702 with a tip end is further arranged below the second retaining ring 701, and the pin 702 can be located on the same plane with the cylindrical pier.
In the preferred scheme, the lateral positioning pole 402 of locating support 4 corresponds the position and is provided with viewing aperture 401, and viewing aperture 401 one side is provided with gauge block 5, is equipped with dipperstick 6 perpendicularly on gauge block 5, dipperstick 6 and 5 sliding connection of gauge block, and 8 tip of positioning steel bar support pass lateral positioning pole 402 and lean on dipperstick 6 for measure 8 tip of positioning steel bar support and little prism 1 and be in same vertical point. In order to guarantee that 8 tip of positioning steel bar support and little prism 1 are in same vertical point, 8 tip of positioning steel bar support lean on dipperstick 6, the dimensional data on the dipperstick 6 can read out the distance of 8 and same vertical point of positioning steel bar support, the dipperstick 6 is close to the position of same vertical point and has been marked, only need adjust the position of 8 of positioning steel bar support and just can confirm that 8 tip of positioning steel bar support and little prism 1 are in same vertical point.
In a preferable scheme, at least one locking nut 403 is further arranged on the lateral positioning rod 402, the locking nut 403 penetrates through the lateral positioning rod 402 and abuts against the positioning steel bar support 8, and the locking nut 403 is in threaded connection with the lateral positioning rod 402. The locking nut 403 locks the position of the reinforcing steel bar support 8.
In the preferred scheme, the top end portions are arranged at the upper end and the lower end of the positioning central column 10, the third retaining ring 1001 is arranged on the positioning central column 10, and the annular connector 9 abuts against the third retaining ring 1001 for limiting. The upper end and the lower end are provided with pointed ends which are convenient to be clamped into the annular joint 9 and keep the same plane with the cylindrical pier.
Preferably, the annular joint 9 is slidably connected with the positioning central column 10 or is in threaded connection with the positioning central column. The sliding connection is preferably adopted in the scheme,
preferably, a permanent magnet is disposed inside the third retainer ring 1001. The permanent magnet adsorption annular joint 9 is attached to the third retainer ring 1001, and the whole positioning central column 10 can be conveniently displaced.
Example 2
To further explain with reference to example 1, as shown in fig. 1 to 5, the positioning method includes: manufacturing a disposable positioning steel bar support 8, wherein the positioning steel bar support 8 is used as a disposable consumable product and adopts round steel or deformed steel bar which is universal on a construction site, and the length of the positioning steel bar support 8 is set according to the length of the radius of the cylindrical pier.
The annular joint 9 is welded at the tail end of the positioning steel bar support 8, the two positioning steel bar supports 8 are connected together in the purpose and can freely rotate along with the fixed annular joint 9, and the length from the central point of the annular joint 9 to the small prism 1 is the radius length of the cylindrical pier.
The device manufacturing of 4 locating supports, locating support 4 adopt phi 19mm tee bend sleeve to make, the inside even internal thread in both ends about the tee bend sleeve, the side direction locating lever 402 of 4 locating supports side, spacer bar support 8 inserts inside side direction locating lever 402.
8 tip of positioning steel bar support leans on dipperstick 6, through the measurement of dipperstick 6, adjusts positioning steel bar support 8 and comes card little prism 1 center and is in same vertical face, guarantees that 8 tip vertical faces of positioning steel bar support and comes card little prism 1 center are in same vertical face, then lock nut 403, the 8 positions of fixed position steel bar support.
The small prism 1 is installed on the adjusting rod 3, the small prism 1 can freely rotate for 360 degrees to ensure a front centering measuring instrument, the adjusting rod 3 is in threaded connection with the positioning support 4, the height of the adjusting rod 3 is conveniently adjusted, the pin 702 of the fixing rod 7 at the lower end of the positioning support 4 is installed with a ground contact point to be aligned with a center point, and the height of the pin and a steel bar support are ensured to be in the same approximate horizontal plane.
The positioning principle of the reinforcement cage 12 is as follows: two positioning brackets 4 are placed at the position of the cylindrical pier 11 to be lofted, the opening and closing angle between the two positioning steel bar brackets 8 is roughly adjusted, and the vertical surface of the end part of each positioning steel bar bracket 8 and the center of the Leica small prism 1 are positioned on the same vertical surface.
The total station lofting cylindrical pier 11 central point coordinate and the collimation device end two small prisms 1 measure the plane coordinate, through the back calculation two plane coordinates, namely small prism 1 and cylindrical pier 11 central coordinate, obtain its plane distance and cylindrical pier 11 radius difference to adjust its position.
When the distance between the position of the small prism 1 and the central point of the cylindrical pier 11 is equal to the radius of the cylindrical pier, the positioning steel bar support 8 and the positioning support 4 are fixed on the steel bar cage 12 to ensure that the relative positions of the positioning steel bar support 8 and the positioning support 4 are not changed.
And the position of the other positioning steel bar bracket 8 is adjusted to the same distance with the same radius, namely L = r, L: the prism measures the distance. r: the radius of the cylindrical pier is determined by the distance intersection method, and when the lengths of the two positioning steel bar supports 8 are equal to the radius of the cylindrical pier 11, the intersection point is the central point of the cylindrical pier 11.
The principle of template assembly positioning: after the positioning support 4 is fixed on the reinforcement cage 12 through measuring the positioning central point, the positioning support 8 is not moved, and the distance between the outer side line of the cylindrical pier and the reinforcement cage, which is the extension end part of the outer side part of the positioning support, is the thickness 14 of the cylindrical pier protective layer.
In the process of assembling the template, the inner wall of a semicircular steel template is tightly attached to the end part of the positioning steel bar support 8 to be fixed, and a circle can be positioned by positioning two points of the steel bar support 8 and the radius of the steel template.
The initial assembly and positioning of the cylindrical pier 11 steel template can be completed by connecting the other semicircular template with the semicircular template, the coarse adjustment of the perpendicularity of the cylindrical pier template is completed by suspending a plumb sphere method or a laser plummet at the center of the top of the cylindrical pier 11 template and coinciding the top center with the bottom steel bar support center through a vertical sight, and the accurate adjustment can be realized by using a measuring instrument.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. I.e., equivalent alterations and modifications within the scope of the invention, are also intended to be covered by the scope of this invention.
Claims (8)
1. The utility model provides a composite set of cylinder mound template inspection location which characterized by: the positioning device comprises a positioning support (4), wherein a lateral positioning rod (402) is perpendicularly arranged on one side of the positioning support (4), the lateral positioning rod (402) and a positioning support (4) body form a three-way pipe body structure, an insertion rod (2) below a small prism (1) is arranged at the top of the positioning support (4), one end of a positioning steel bar support (8) is arranged inside the lateral positioning rod (402), an annular joint (9) is arranged at the other end of the positioning steel bar support (8), and the annular joint (9) is sleeved on a positioning central column (10).
2. The assembly of claim 1, wherein the assembly comprises: the upper end of the positioning support (4) is further provided with a hollow structure adjusting rod (3), the adjusting rod (3) is in threaded connection with the positioning support (4), the inserted rod (2) of the small prism (1) is arranged inside the adjusting rod (3), and the first blocking ring (201) of the inserted rod (2) abuts against the upper end of the adjusting rod (3).
3. The assembly of claim 1, wherein the assembly comprises: the lower end of the positioning support (4) is provided with a fixing rod (7), the upper end of the fixing rod (7) is in threaded connection with the lower end of the positioning support (4), the second retaining ring (701) of the fixing rod (7) is abutted against the lower end of the positioning support (4) to be limited, and the second retaining ring (701) is further provided with a pin (702) with a tip.
4. The assembly of claim 1, wherein the assembly comprises: an observation port (401) is arranged at a position corresponding to a lateral positioning rod (402) of the positioning support (4), a measuring block (5) is arranged at one side of the observation port (401), a measuring scale (6) is vertically arranged on the measuring block (5), and the measuring scale (6) is in sliding connection with the measuring block (5);
the end part of the positioning steel bar support (8) penetrates through the lateral positioning rod (402) to abut against the measuring scale (6) and is used for measuring the end part of the positioning steel bar support (8) and the small prism (1) to be located at the same vertical point.
5. The assembly of claim 1, wherein the assembly comprises: the lateral positioning rod (402) is further provided with at least one locking nut (403), the locking nut (403) penetrates through the lateral positioning rod (402) to abut against the positioning steel bar support (8), and the locking nut (403) is in threaded connection with the lateral positioning rod (402).
6. The assembly of claim 1, wherein the assembly comprises: the upper end and the lower end of the positioning central column (10) are respectively provided with a tip part, the positioning central column (10) is provided with a third retaining ring (1001), and the annular joint (9) is abutted against the third retaining ring (1001) for limiting.
7. The assembly of claim 6, wherein the assembly further comprises: the annular joint (9) is connected with the positioning central column (10) in a sliding way or in a threaded way.
8. The assembly of claim 6, wherein the cylindrical pier template comprises: and a permanent magnet is arranged in the third retaining ring (1001).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221417425.9U CN217560525U (en) | 2022-06-08 | 2022-06-08 | Combined device for inspecting and positioning cylindrical pier template |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221417425.9U CN217560525U (en) | 2022-06-08 | 2022-06-08 | Combined device for inspecting and positioning cylindrical pier template |
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| CN217560525U true CN217560525U (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221417425.9U Active CN217560525U (en) | 2022-06-08 | 2022-06-08 | Combined device for inspecting and positioning cylindrical pier template |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963987A (en) * | 2022-06-08 | 2022-08-30 | 中交第二航务工程局有限公司 | Combined device for inspecting and positioning cylindrical pier template and positioning method thereof |
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2022
- 2022-06-08 CN CN202221417425.9U patent/CN217560525U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963987A (en) * | 2022-06-08 | 2022-08-30 | 中交第二航务工程局有限公司 | Combined device for inspecting and positioning cylindrical pier template and positioning method thereof |
| CN114963987B (en) * | 2022-06-08 | 2024-03-26 | 中交第二航务工程局有限公司 | Combined device for checking and positioning cylindrical pier templates and positioning method thereof |
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