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CN-224227661-U - Beam body jacking device

CN224227661UCN 224227661 UCN224227661 UCN 224227661UCN-224227661-U

Abstract

The application discloses a beam jacking device, which relates to the technical field of bridge engineering, and comprises a support component, wherein the support component is fixedly arranged at grooves on two sides of a bridge pier, the top of the support component is fixedly provided with a jacking component for jacking a bridge main body, the bottom of the support component is fixedly provided with a reinforcing component for improving the support strength of the support component, the application is firmly inserted into an inserting hole of a first transverse plate through an inserting plate, the right-angle plates at the two sides of the top of the support plate are tightly abutted to the top surface of the pier, stability is further enhanced, the reinforcing plate is mounted at the two sides of the top of the support plate through bolts, overall support strength is structurally reinforced, the support column is in threaded connection with the first threaded column through the first threaded hole, the first fixing block is matched with the second base plate in a threaded connection mode of the second threaded column, a stable support structure is formed, and the multi-layer and multi-component collaborative support design is improved in support strength.

Inventors

  • SHEN HAOYANG
  • LIU LEI
  • WANG QINGBO

Assignees

  • 上海啸崇建设工程有限公司

Dates

Publication Date
20260512
Application Date
20250515

Claims (8)

  1. 1. The beam jacking device is characterized by comprising a supporting component (1), wherein the supporting component (1) is fixedly arranged at grooves on two sides of a bridge pier, a jacking component (2) for jacking a bridge main body is fixedly arranged at the top of the supporting component (1), a reinforcing component (3) for improving the supporting strength of the supporting component (1) is fixedly arranged at the bottom of the supporting component (1), and a fixing component (4) for improving the compressive strength of the reinforcing component (3) is arranged on one side of the reinforcing component (3).
  2. 2. The beam jacking device according to claim 1, wherein the supporting component (1) comprises a first transverse plate (106) with the bottom surface attached to a groove at the top of the bridge pier, insertion holes (1060) are symmetrically formed in two ends of the first transverse plate (106), supporting risers (102) are arranged at two ends of the first transverse plate (106), an insertion plate (103) which is inserted into the insertion holes (1060) is fixedly connected to one surface of the supporting risers (102), a supporting plate (101) is fixedly connected to the bottom of the supporting risers (102), and rectangular plates (104) which are used for being connected with the top surface of the bridge pier are symmetrically and fixedly connected to two sides of the top of the supporting plate (101).
  3. 3. The beam jacking device according to claim 2, wherein reinforcing plates (105) for improving the supporting strength of the supporting plate (101) are symmetrically and fixedly arranged on two sides of the top of the supporting plate (101), and a plurality of first threaded columns (107) are fixedly arranged on one side of the bottom of the supporting plate (101) at equal intervals.
  4. 4. The beam jacking device according to claim 2, wherein the jacking assembly (2) comprises hydraulic telescopic cylinders (202) fixedly arranged at the top of the supporting plate (101), first backing plates (201) are arranged at the bottoms of two hydraulic telescopic cylinders (202), the first backing plates (201) are arranged at two sides of the top of the supporting plate (101), and reinforcing steel plates (203) are arranged at telescopic ends of two hydraulic telescopic cylinders (202).
  5. 5. The beam jacking device according to claim 4, wherein the two ends of the reinforced steel plate (203) are symmetrically provided with connecting grooves (2030), the inner side surfaces of the two ends of one reinforced steel plate (203) are symmetrically provided with connecting columns (204), the inner side surfaces of the two ends of the other reinforced steel plate (203) are symmetrically provided with positioning holes (205) for being spliced with the connecting columns (204), the connecting grooves (2030) are clamped and connected with fixing plates (206), the middle of the reinforced steel plate (203) is fixedly connected with supporting blocks (2031), one side of each supporting block (2031) is provided with a first connecting hole (2032), the first connecting hole (2032) movably penetrates through a second transverse plate (207), and the middle of the reinforced steel plate (203) is provided with a rectangular groove (208).
  6. 6. The beam jacking device according to claim 4, wherein the bottom ends of the other two hydraulic telescopic cylinders (202) are abutted to the middle of the top of the supporting plate (101), a first connecting plate (2021) is arranged at the top ends of the other two hydraulic telescopic cylinders (202), a thread groove (2022) is formed in the top end of the first connecting plate (2021), a jacking head (2023) is connected with the thread groove (2022) in a threaded mode, a fourth transverse plate (2024) is arranged at the top end of the jacking head (2023), and the jacking head (2023) is arranged in a rectangular groove (208) in the middle of the reinforced steel plate (203).
  7. 7. The beam jacking device according to claim 1, wherein the reinforcing component (3) comprises a supporting column (301) fixedly connected with a first threaded column (107), a first threaded hole (302) in threaded connection with the first threaded column (107) is formed in the top end of the supporting column (301), a third transverse plate (303) is slidably connected to the outer peripheral surface of the supporting column (301), a first reinforcing ring (304) is arranged at one end of the third transverse plate (303), a positioning block (3030) is fixedly arranged at the other end of the third transverse plate (303), a second threaded column (305) is fixedly connected to the bottom end of the supporting column (301), a first fixing block (306) is fixedly connected to the bottom end of the second threaded column (305), a second threaded hole (3060) in threaded connection with the second threaded column (305) is formed in the top end of the first fixing block (306), and a plurality of second base plates (307) are abutted to the bottom end of the first fixing block (306).
  8. 8. The beam jacking device according to claim 1, wherein the fixing assembly (4) comprises a second reinforcing ring (401) fixedly arranged on the outer circumferential surface of the bridge pier, two ends of the second reinforcing ring (401) are fixedly connected with second fixing blocks (403), the outer circumferential surface of the second reinforcing ring (401) is fixedly connected with a connecting block (402) corresponding to the third transverse plate (303) at equal intervals, and a second connecting hole (4020) spliced with the positioning block (3030) is formed in the top of the connecting block (402).

Description

Beam body jacking device Technical Field The application relates to the technical field of bridge engineering, in particular to a beam body jacking device. Background The bridge support bears the weight and the vehicle load of the beam body for a long time, is influenced by natural environment, such as temperature change, humidity, acid rain and the like, ageing can occur gradually, rubber hardening, cracking, elasticity losing and the like can occur to the rubber support, so that the rubber support cannot effectively exert buffering and damping effects, normal use of a bridge is influenced, when the support is replaced, a jack is required to be arranged at a proper position of a pier top or the beam body, the number and the position of the jack are reasonably determined according to the weight and the structural form of the beam body, uniform stress is ensured when Liang Tiding liters is controlled, and then the beam body is synchronously lifted through an oil pump control jack. In addition, current patent publication number CN213925817U discloses a bridge transformation lifting structure, and above-mentioned device is mainly through connecting rod fixed connection board to place jack-up roof beam body on the cooperation connecting plate, exist following not enoughly in actual use: Firstly, the quality of the girder body is too big, jack-up Liang Tishi, the effort of the girder body can all be acted on the connecting plate, the supporting strength of connecting rod is not enough, simultaneously, traditional mode is that arrange a plurality of jacks at the pier top, cooperate through a plurality of jacks, jack-up girder body, because receive the restriction in space, can only use the size less, and bearing capacity less jack, consequently, need arrange a plurality of jacks and encircle at the pier top, this can not only influence the change of follow-up support, simultaneously, so a plurality of jacks do not produce parallelly connected effect, when one of them goes wrong, the circumstances that the atress is uneven appears in the local area easily to make, for this scheme provides a girder body jacking device. Disclosure of utility model In order to solve the problem that the support strength of the bottom is insufficient when Liang Tiding liters are carried out, the application provides a beam body jacking device. The application provides a beam body jacking device which adopts the following technical scheme: the utility model provides a roof beam body jacking device, includes supporting component, supporting component sets firmly the recess department in pier both sides, supporting component's top has set firmly the jacking subassembly that is used for jacking bridge main part usefulness, supporting component's bottom has set firmly the enhancement subassembly that is used for improving supporting component supporting strength usefulness, one side of enhancement subassembly is provided with the fixed subassembly that is used for improving enhancement subassembly compressive strength usefulness. Through adopting above-mentioned technical scheme, supporting component's installation is used for providing supporting platform, and jacking subassembly is used for jack-up bridge usefulness, and the reinforcing component is used for improving supporting component's horizontal support intensity, and fixed subassembly is used for improving the compressive strength of reinforcing component. Preferably, the support assembly comprises a first transverse plate with the bottom surface attached to the groove at the top of the bridge pier, the two ends of the first transverse plate are symmetrically provided with insertion holes, the two ends of the first transverse plate are provided with support risers, one side of each support riser is fixedly connected with an insertion plate inserted into the insertion holes, the bottom of each support riser is fixedly connected with a support plate, and the two sides of the top of each support plate are symmetrically and fixedly connected with right-angle plates connected with the top surface of the bridge pier. Through adopting above-mentioned technical scheme, first diaphragm level is placed at the pier top, and picture peg and first diaphragm are pegged graft, can improve joint strength, and the top of right-angle plate is connected at the pier top surface, can improve the horizontal support intensity of backup pad. Preferably, reinforcing plates for improving the supporting strength of the supporting plate are symmetrically and fixedly arranged on two sides of the top of the supporting plate, and a plurality of first threaded columns are fixedly arranged on one side of the bottom of the supporting plate at equal intervals. Through adopting above-mentioned technical scheme, the gusset plate is installed in the both sides of backup pad, can improve the horizontally supporting strength of backup pad, and the installation of first screw thread post is used for connecting other suba