CN214656443U - Hoop positioning structure for supporting prestressed bent cap - Google Patents
Hoop positioning structure for supporting prestressed bent cap Download PDFInfo
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- CN214656443U CN214656443U CN202120584255.2U CN202120584255U CN214656443U CN 214656443 U CN214656443 U CN 214656443U CN 202120584255 U CN202120584255 U CN 202120584255U CN 214656443 U CN214656443 U CN 214656443U
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Abstract
The utility model discloses a hoop positioning structure for supporting a prestressed bent cap, which comprises a base, a holding mechanism, a jack and a supporting device, wherein the base comprises a hardened concrete slab and a pre-buried steel plate; the clasping mechanism comprises four clasping positioning assemblies, each clasping positioning assembly comprises two clasping cross beams, a plurality of clasping vertical beams connected between the two clasping cross beams and clasping positioning plates connected to the end parts of the clasping cross beams, the four clasping positioning assemblies are arranged in a square frame shape, and every two adjacent clasping positioning plates are fixed through bolts; the supporting device comprises eight groups of side wall supporting mechanisms and two groups of longitudinal supporting mechanisms which are connected to the base, wherein two groups of side wall supporting mechanisms are connected to the end face of each side of the square pier column, and the upper inner end parts of the side wall supporting mechanisms are connected with the clasping positioning assembly; two sets of vertical supporting mechanism set up respectively in the left and right sides of square pier stud, and vertical supporting mechanism's upper end is connected with holding tight locating component. The hoop positioning structure is simple to install and construct, more stable and reliable in the process of supporting the bent cap and good in safety.
Description
Technical Field
The utility model relates to an engineering machine tool technical field, concretely relates to prestressing force bent cap supports and uses staple bolt location structure.
Background
In the construction process of the cast-in-place bridge, a prestressed capping beam structure needs to be used, and the prestressed capping beam structure needs to be supported and stabilized through a supporting structure. The existing support for the prestressed capping beam structure is generally completed through a full-space support, a full-space support method cast-in-place prestressed concrete continuous box beam is a common construction method in bridge engineering, in recent years, along with the high-speed development of domestic railway and highway traffic infrastructure construction, more and more bridges are designed according to the full-space support construction, the application process of the full-space support is greatly promoted, and the full-space support construction process is continuously improved.
However, in the prestressed capping beam supporting work, although the full framing can complete the supporting work, it has disadvantages: firstly, the full framing is slow to assemble, labor is consumed, the field needs to be hardened, and particularly, the full framing is more difficult to assemble when the full framing is constructed in mountain areas or rugged areas; secondly, when the full-hall support is installed, large-area hardening needs to be carried out on a field of a supporting section, if the field is poor in hardening or strong rainfall occurs and a foundation is settled, the bottom die is loosened, the covering beam can be pulled to crack when the strength is not reached, and the overall safety of the covering beam support is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prestressing force bent cap supports uses staple bolt location structure, this staple bolt location structure installation and construction are simple, and more reliable and stable when supporting the bent cap, the security is good.
The utility model discloses a realize above-mentioned purpose, the technical solution who adopts is:
a hoop positioning structure for supporting a prestressed capping beam is used for supporting the capping beam at the upper end of a square pier stud and comprises a base, a holding mechanism, a jack and a supporting device, wherein the base comprises a hardened concrete plate and an embedded steel plate arranged in the hardened concrete plate, and the hardened concrete plate is arranged on the ground around the square pier stud;
the clamping mechanism comprises four clamping positioning assemblies, each clamping positioning assembly comprises two clamping cross beams, a plurality of clamping vertical beams connected between the two clamping cross beams and clamping positioning plates connected to the end parts of the clamping cross beams, the four clamping positioning assemblies are arranged in a square frame shape, every two adjacent clamping positioning plates are fixed through bolts, and friction rubber plates are arranged on the inner sides of the clamping cross beams and the inner sides of the clamping vertical beams;
the supporting device comprises eight groups of side wall supporting mechanisms and two groups of longitudinal supporting mechanisms, wherein each side end face of the square pier stud is connected with the two groups of side wall supporting mechanisms, and the upper inner end parts of the side wall supporting mechanisms are connected with the clasping positioning assembly;
two sets of vertical supporting mechanism set up respectively in the left and right sides of square pier stud, and vertical supporting mechanism's upper end is connected with holding the locating component tightly, and vertical supporting mechanism's lower tip, lateral wall supporting mechanism's lower tip all are connected with hardened concrete board, pre-buried steel sheet through first location bolt subassembly.
Preferably, the hardened concrete slab comprises a plurality of precast concrete plates, and hoisting rings are arranged on the precast concrete plates;
each precast concrete plate is internally provided with an embedded steel plate, and a plurality of first embedded threaded pipes for connecting the first positioning bolt assemblies are arranged in the precast concrete plates below the embedded steel plates;
an embedded steel plate positioning hole used for connection of the first positioning bolt assembly is formed in an embedded steel plate above the first embedded threaded pipe.
Preferably, the side wall supporting mechanism comprises two groups of first lifting support rod assemblies, a first side wall supporting beam connected to the upper ends of the two groups of first lifting support rod assemblies, and a first connecting positioning rod assembly connected between the two groups of first lifting support rod assemblies;
the inner end part of the first side wall supporting beam is connected with a first supporting beam positioning plate, and the first supporting beam positioning plate is connected with the square pier stud through a plurality of first supporting beam positioning bolts.
Preferably, the first lifting brace rod assembly comprises a first lower positioning barrel and a first upper screw rod column, the lower end of the first lower positioning barrel is connected with a first bottom angle plate, and the first bottom angle plate is connected with the first positioning bolt assembly;
the first section of thick bamboo upper end of fixing a position has first top groove steel sheet through first last screw rod column connection, and the lower part adaptation joint of first lateral wall breast beam is in first top groove steel sheet.
Preferably, the longitudinal support mechanism comprises three groups of second lifting support rod assemblies, second longitudinal support beams connected to the upper ends of the three groups of second lifting support rod assemblies, and second connecting positioning rod assemblies connected between the adjacent second lifting support rod assemblies; the second longitudinal support beam may pass through the first sidewall support beam.
Preferably, the second lifting brace rod assembly comprises a second lower positioning barrel and a second upper screw column, the lower end of the second lower positioning barrel is connected with a second bottom angle plate, and the second bottom angle plate is connected with the first positioning bolt assembly;
the upper end of the second lower positioning cylinder is connected with a second top groove steel plate through a second upper screw rod column, and the lower part of the second longitudinal supporting beam can be adaptive to and clamped in the second top groove steel plate.
Preferably, the holding beams are rectangular steel beams, and the two holding beams are arranged in parallel;
the two end parts of the holding beam are both in an inclined groove shape, and the end part of the holding beam is welded with the holding positioning plate which is obliquely arranged.
Preferably, the jacks are provided with a plurality of groups, and the jacks are distributed at the upper end of the clasping positioning component; the lower end of the jack is connected with the upper end of the holding cross beam through a jack fixing plate.
Preferably, the first connecting and positioning rod assembly comprises an upper locking ring, a middle connecting rod and a lower locking ring, and the upper locking ring is sleeved on the first upper screw rod and then locked by a bolt; the lower locking ring is sleeved on the first lower positioning cylinder and then locked through the bolt.
The utility model has the advantages that:
the utility model provides a staple bolt location structure is when using, need not harden the place comprehensively, and labour saving and time saving economizes the material, needs the mode that the precast concrete plate combination was adopted on sclerosis ground, and the precast concrete plate can have enough to meet the need the use in the later stage. Compared with a common hoop, the utility model discloses in hold the difficult damage of square right angle department concrete in the mechanism tightly, the sheet rubber is pasted in rib department, can guarantee that the pier shaft is not damaged. The hoop positioning structure in the utility model utilizes the jacks around to adjust the supporting elevation; the single hoop positioning structure can bear 160 tons of prestressed bent caps and is good in stability.
Drawings
Fig. 1 is a schematic view of the overall structure of a hoop positioning structure for supporting a prestressed capping beam.
Fig. 2 is a schematic view of a partial structure of a hoop positioning structure for supporting a prestressed capping beam.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
example 1
With reference to fig. 1 and 2, the hoop positioning structure for supporting the prestressed capping beam is used for supporting the capping beam 11 at the upper end of the square pier stud 1, and comprises a base 2, a holding mechanism 3, a jack 4 and a supporting device, wherein the base 2 comprises a hardened concrete plate 21 and an embedded steel plate 22 arranged in the hardened concrete plate 21, and the hardened concrete plate 21 is arranged on the ground around the square pier stud 1.
The supporting device comprises eight groups of side wall supporting mechanisms 5 and two groups of longitudinal supporting mechanisms 6, each side end face of the square pier stud 1 is connected with the two groups of side wall supporting mechanisms 5, and the upper inner end parts of the side wall supporting mechanisms 5 are connected with the holding positioning assembly.
Two sets of vertical supporting mechanism 6 set up respectively in the left and right sides of square pier stud 1, and the upper end and the holding positioning component of vertical supporting mechanism 6 are connected, and the lower tip of vertical supporting mechanism 6, the lower tip of lateral wall supporting mechanism 5 all are connected with hardened concrete slab 21, pre-buried steel sheet 22 through first positioning bolt subassembly 7.
The hardened concrete slab 21 comprises a plurality of precast concrete plates, and hoisting rings 23 are arranged on the precast concrete plates;
an embedded steel plate 22 is arranged in each precast concrete plate 21, and a plurality of first embedded threaded pipes used for being connected with the first positioning bolt assemblies 7 are arranged in the precast concrete plates below the embedded steel plates 22.
An embedded steel plate positioning hole used for connecting the first positioning bolt assembly 7 is formed in the embedded steel plate 22 above the first embedded threaded pipe.
The side wall support mechanism 5 includes two sets of first lifter brace assemblies 51, a first side wall support beam 52 connected to upper ends of the two sets of first lifter brace assemblies 51, and a first connecting positioning rod assembly 53 connected between the two sets of first lifter brace assemblies 51.
The inner end of the first side wall bracing beam 52 is connected with a first bracing beam positioning plate 54, and the first bracing beam positioning plate 54 is connected with the square pier stud 1 through a plurality of first bracing beam positioning bolts.
The first lifting stay assembly 51 includes a first lower positioning cylinder 511 and a first upper screw column 512, a first bottom corner plate 513 is connected to a lower end of the first lower positioning cylinder 511, and the first bottom corner plate 513 is connected to the first positioning bolt assembly 7.
The upper end of the first lower positioning cylinder 511 is connected with a first top groove steel plate 514 through a first upper screw rod column 512, and the lower part of the first side wall supporting beam 52 can be adaptive and clamped in the first top groove steel plate 514.
The longitudinal supporting mechanism 6 comprises three groups of second lifting support rod assemblies 61, second longitudinal support beams 62 connected to the upper ends of the three groups of second lifting support rod assemblies 61 and second connecting positioning rod assemblies connected between the adjacent second lifting support rod assemblies 61; the second longitudinal bracing beam 62 may pass through the first side wall bracing beam 52. The second connecting and positioning rod assemblies are rectangular rods and are used for reinforcing the adjacent second lifting support rod assemblies 61.
The second lifting stay assembly 61 includes a second lower positioning tube 611 and a second upper screw column 612, a second bottom angle plate 613 is connected to the lower end of the second lower positioning tube 611, and the second bottom angle plate 613 is connected to the first positioning bolt assembly 7.
The upper end of the second lower positioning cylinder 611 is connected with a second top groove steel plate 614 through a second upper screw rod column 612, and the lower part of the second longitudinal supporting beam 62 can be clamped in the second top groove steel plate 614 in a matching manner.
The holding cross beams 31 are rectangular steel beams, and the two holding cross beams 31 are arranged in parallel; both ends of the holding beam 31 are inclined notches, and the ends of the holding beam 31 are welded with holding positioning plates which are obliquely arranged.
The jacks 4 are provided with a plurality of groups, and the jacks 4 are distributed at the upper end of the clasping positioning component; the lower end of the jack 4 is connected with the upper end of the holding beam 31 through a jack fixing plate.
The first connecting positioning rod assembly 53 comprises an upper locking ring 531, a middle connecting rod 532 and a lower locking ring 533, wherein the upper locking ring 531 is sleeved on the first upper screw rod column and then locked by bolts; the lower locking ring 533 is sleeved on the first lower positioning cylinder and then locked by a bolt.
Example 2
The hoop positioning structure for supporting the prestressed capping beam can be used for supporting the capping beam on a viaduct pier stud, a plurality of precast concrete plates are installed around the square pier stud by using a crane, and after the precast concrete plates are installed, the clasping mechanism, the jack and the supporting device are installed. The utility model provides a prestressing force bent cap supports uses staple bolt location structure, simple structure not only, structural strength during the support is good, supports stably, and every pier stud has solitary support system.
The utility model provides a staple bolt location structure is when using, need not harden the place comprehensively, and labour saving and time saving economizes the material, needs the mode that the precast concrete plate combination was adopted on sclerosis ground, and the precast concrete plate can have enough to meet the need the use in the later stage. Compared with a common hoop, the utility model discloses in hold the difficult damage of square right angle department concrete in the mechanism tightly, the sheet rubber is pasted in rib department, can guarantee that the pier shaft is not damaged. The hoop positioning structure in the utility model utilizes the jacks around to adjust the supporting elevation; the single hoop positioning structure can bear 160 tons of prestressed bent caps and is good in stability.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (9)
1. A hoop positioning structure for supporting a prestressed capping beam is used for supporting the capping beam at the upper end of a square pier stud and is characterized by comprising a base, a holding mechanism, a jack and a supporting device, wherein the base comprises a hardened concrete plate and an embedded steel plate arranged in the hardened concrete plate, and the hardened concrete plate is arranged on the ground around the square pier stud;
the clamping mechanism comprises four clamping positioning assemblies, each clamping positioning assembly comprises two clamping cross beams, a plurality of clamping vertical beams connected between the two clamping cross beams and clamping positioning plates connected to the end parts of the clamping cross beams, the four clamping positioning assemblies are arranged in a square frame shape, every two adjacent clamping positioning plates are fixed through bolts, and friction rubber plates are arranged on the inner sides of the clamping cross beams and the inner sides of the clamping vertical beams;
the supporting device comprises eight groups of side wall supporting mechanisms and two groups of longitudinal supporting mechanisms, wherein each side end face of the square pier stud is connected with the two groups of side wall supporting mechanisms, and the upper inner end parts of the side wall supporting mechanisms are connected with the clasping positioning assembly;
two sets of vertical supporting mechanism set up respectively in the left and right sides of square pier stud, and vertical supporting mechanism's upper end is connected with holding the locating component tightly, and vertical supporting mechanism's lower tip, lateral wall supporting mechanism's lower tip all are connected with hardened concrete board, pre-buried steel sheet through first location bolt subassembly.
2. The anchor ear positioning structure for supporting the prestressed capping beam as claimed in claim 1, wherein the hardened concrete slab includes a plurality of precast concrete slabs, the precast concrete slabs being provided with lifting rings;
each precast concrete plate is internally provided with an embedded steel plate, and a plurality of first embedded threaded pipes for connecting the first positioning bolt assemblies are arranged in the precast concrete plates below the embedded steel plates;
an embedded steel plate positioning hole used for connection of the first positioning bolt assembly is formed in an embedded steel plate above the first embedded threaded pipe.
3. The hoop positioning structure for supporting prestressed capping beams as claimed in claim 1, wherein said sidewall supporting mechanism comprises two sets of first lifting brace assemblies, a first sidewall supporting beam connected to the upper ends of said two sets of first lifting brace assemblies, and a first connecting positioning rod assembly connected between said two sets of first lifting brace assemblies;
the inner end part of the first side wall supporting beam is connected with a first supporting beam positioning plate, and the first supporting beam positioning plate is connected with the square pier stud through a plurality of first supporting beam positioning bolts.
4. The hoop positioning structure for supporting the prestressed capping beam as claimed in claim 3, wherein the first lifting brace rod assembly comprises a first lower positioning cylinder and a first upper screw column, a first bottom angle plate is connected to the lower end of the first lower positioning cylinder, and the first bottom angle plate is connected with the first positioning bolt assembly;
the first section of thick bamboo upper end of fixing a position has first top groove steel sheet through first last screw rod column connection, and the lower part adaptation joint of first lateral wall breast beam is in first top groove steel sheet.
5. The hoop positioning structure for supporting prestressed capping beams as claimed in claim 3, wherein said longitudinal supporting mechanism includes three sets of second lifting brace assemblies, a second longitudinal supporting beam connected to the upper ends of the three sets of second lifting brace assemblies, and a second connecting positioning rod assembly connected between the adjacent second lifting brace assemblies; the second longitudinal support beam may pass through the first sidewall support beam.
6. The hoop positioning structure for supporting the prestressed capping beam as claimed in claim 5, wherein the second lifting brace rod assembly comprises a second lower positioning cylinder and a second upper screw column, the lower end of the second lower positioning cylinder is connected with a second bottom angle plate, and the second bottom angle plate is connected with the first positioning bolt assembly;
the upper end of the second lower positioning cylinder is connected with a second top groove steel plate through a second upper screw rod column, and the lower part of the second longitudinal supporting beam can be adaptive to and clamped in the second top groove steel plate.
7. The hoop positioning structure for supporting the prestressed capping beam as claimed in claim 1, wherein the tightening beams are rectangular steel beams, and the two tightening beams are arranged in parallel with each other;
the two end parts of the holding beam are both in an inclined groove shape, and the end part of the holding beam is welded with the holding positioning plate which is obliquely arranged.
8. The hoop positioning structure for supporting the prestressed capping beam as claimed in claim 1, wherein the jacks are distributed at the upper end of the clasping positioning component; the lower end of the jack is connected with the upper end of the holding cross beam through a jack fixing plate.
9. The hoop positioning structure for supporting the prestressed capping beam as claimed in claim 4, wherein the first connecting and positioning rod assembly comprises an upper locking ring, a middle connecting rod and a lower locking ring, and the upper locking ring is sleeved on the first upper screw post and then locked by a bolt; the lower locking ring is sleeved on the first lower positioning cylinder and then locked through the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120584255.2U CN214656443U (en) | 2021-03-23 | 2021-03-23 | Hoop positioning structure for supporting prestressed bent cap |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120584255.2U CN214656443U (en) | 2021-03-23 | 2021-03-23 | Hoop positioning structure for supporting prestressed bent cap |
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| CN214656443U true CN214656443U (en) | 2021-11-09 |
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| CN202120584255.2U Active CN214656443U (en) | 2021-03-23 | 2021-03-23 | Hoop positioning structure for supporting prestressed bent cap |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114775440A (en) * | 2022-05-05 | 2022-07-22 | 中铁上海工程局集团有限公司 | Highway bridge construction bent cap installation device and construction method thereof |
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2021
- 2021-03-23 CN CN202120584255.2U patent/CN214656443U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114775440A (en) * | 2022-05-05 | 2022-07-22 | 中铁上海工程局集团有限公司 | Highway bridge construction bent cap installation device and construction method thereof |
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