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CN-122009953-A - Hoisting structure for high-speed facility ladder cage construction

CN122009953ACN 122009953 ACN122009953 ACN 122009953ACN-122009953-A

Abstract

The invention provides a hoisting structure for high-speed facility ladder cage construction, which relates to the technical field of ladder cage hoisting, and comprises a hoisting connecting part, wherein a ladder cage limiting part is arranged on the hoisting connecting part, two step ladder positioning parts are arranged at the bottom of the hoisting connecting part, the two step ladder positioning parts are oppositely arranged in a staggered manner at the bottom of the hoisting connecting part, two bolt in-place detection parts are slidably arranged on the hoisting connecting part, sleeve locking parts are respectively arranged at the bottoms of the two bolt in-place detection parts, the bolt in-place detection parts are adopted to detect that bolts on bridge pier connecting plates are in place, and the edge of the bottom of a clamping sleeve can be locked by matching with the sleeve locking parts, so that when a ladder cage main body is actually hoisted, the bridge pier needs to be connected and reinforced by passing through the bolts in time after each step ladder cage main body is butted, and the problem that the conventional hoisting structure for ladder cage construction is inconvenient to adapt to balance and is inconvenient to automatically limit the center of gravity of a step ladder cage section to be connected with the bridge pier is solved.

Inventors

  • Chao Zengfu
  • WANG ZHIGUO
  • Liu Rengbing
  • ZHANG JUNSHENG
  • YANG JIANHUA
  • WANG XIN
  • TENG HONGJUN
  • SONG XINYU
  • FAN FUQIANG
  • JIN WENTAO

Assignees

  • 中铁贵州工程有限公司
  • 中国铁建昆仑投资集团有限公司
  • 贵州黔中高速公路开发有限公司

Dates

Publication Date
20260512
Application Date
20260408

Claims (8)

  1. 1. The hoisting structure for the construction of the high-speed facility ladder cage comprises a hoisting connecting part (1), wherein a ladder cage limiting part (2) is arranged on the hoisting connecting part (1), and the hoisting structure is characterized in that two ladder positioning parts (3) are arranged at the bottom of the hoisting connecting part (1), and the two ladder positioning parts (3) are oppositely staggered at the bottom of the hoisting connecting part (1); Two bolt in-place detection pieces (4) are slidably arranged on the hoisting connecting part (1), and sleeve locking pieces (5) are respectively arranged at the bottoms of the two bolt in-place detection pieces (4); The hoisting connecting part (1) comprises a hoisting frame (101), end clamping plates (102), sliding blocks (1021) and a ladder cage main body (103), wherein the two ends of the hoisting frame (101) are respectively and fixedly provided with the end clamping plates (102), and the two end clamping plates (102) are respectively and fixedly provided with the sliding blocks (1021); The ladder cage limiting piece (2) comprises positioning shafts (201), handles (2011) and positioning tension springs (202), wherein the two end clamping plates (102) are respectively connected with the positioning shafts (201) in a sliding mode, the handles (2011) are fixedly arranged on the two positioning shafts (201), the handles (2011) are of U-shaped structures, the four positioning shafts (201) are respectively sleeved with the positioning tension springs (202), one ends of the four positioning tension springs (202) are respectively fixedly connected to the positioning shafts (201), the other ends of the four positioning tension springs (202) are respectively connected to the end clamping plates (102) on the same side, and the four positioning shafts (201) are respectively connected in an inserting mode in the ladder cage main body (103) for positioning; The step ladder positioning piece (3) comprises a counterweight positioning plate (301), and two counterweight positioning plates (301) are fixedly arranged at the bottom of the hoisting frame (101).
  2. 2. The hoisting structure for high-speed facility ladder cage construction of claim 1, wherein the hoisting connecting portion (1) further comprises a sleeve (1031), bridge pier connecting plates (1032) and hoisting rings (104), eight sleeves (1031) are fixedly installed on the ladder cage main body (103), the ladder cage main body (103) is located between two end clamping plates (102), two bridge pier connecting plates (1032) are fixedly installed on the ladder cage main body (103), two through holes are respectively formed in the two bridge pier connecting plates (1032), and the two hoisting rings (104) are rotatably sleeved on the hoisting frame (101).
  3. 3. The hoisting structure for high-speed facility ladder cage construction of claim 1, wherein the step ladder positioning piece (3) further comprises a slot (3011), and the bottoms of the two counterweight positioning plates (301) are respectively provided with the slot (3011).
  4. 4. The hoisting structure for high-speed facility ladder cage construction is characterized in that the bolt in-place detection piece (4) comprises two frame plates (401), a sleeving frame (402) and an extrusion switch (403), wherein the two frame plates (401) are identical in structure, the frame plates (401) are slidably mounted on sliding blocks (1021), the frame plates (401) are slidably attached to the side walls of the end clamping plates (102), the sleeving frame (402) is fixedly mounted on the frame plates (401), the sleeving frame (402) is sleeved on a sleeve (1031) on the same side, the extrusion switch (403) is fixedly mounted on the frame plates (401), and the extrusion switch (403) protrudes out of the frame plates (401).
  5. 5. The hoisting structure for high-speed facility ladder cage construction of claim 4, wherein the bolt in-place detection piece (4) further comprises a pressing plate (404), a stop column (405) and a pressing spring (406), the pressing plate (404) is rotatably installed on the frame plate (401), the end portion of the pressing plate (404) is of an inclined surface structure, a gap is formed between the end portion of the pressing plate (404) and the bridge pier connecting plate (1032), the end portion of the pressing plate (404) is located at the edge of two through holes in the bridge pier connecting plate (1032), the stop column (405) is fixedly installed on the frame plate (401), the pressing plate (404) is elastically attached to the stop column (405), the pressing spring (406) is fixedly installed on the inner side of the pressing plate (404), the end portion of the pressing spring (406) is fixedly connected to the inner side of the frame plate (401), and the pressing spring (406) is sleeved on the outer side of the pressing switch (403).
  6. 6. The hoisting structure for high-speed facility ladder cage construction, which is disclosed in claim 4, is characterized in that the sleeve locking piece (5) comprises a locking installation block (501) and a stop block (502), the locking installation block (501) is fixedly installed at the bottom of the frame plate (401), the stop block (502) is slidably inserted into the bottom of the locking installation block (501), and the bottom of the stop block (502) is of an inclined surface structure.
  7. 7. The hoisting structure for high-speed facility ladder cage construction of claim 6, wherein the sleeve locking piece (5) further comprises an electromagnet (503) and a movable iron core (504), the electromagnet (503) is fixedly arranged on the locking installation block (501), the movable iron core (504) is sleeved on the electromagnet (503), the stop block (502) is fixedly arranged at the end part of the movable iron core (504), and the extrusion switch (403) is electrically connected with the electromagnet (503).
  8. 8. The hoisting structure for high-speed facility ladder cage construction of claim 7, wherein the sleeve locking piece (5) further comprises a locking spring (505), the movable iron core (504) is sleeved with the locking spring (505), the end part of the locking spring (505) is fixedly connected to the stop block (502), and the other end of the locking spring (505) is fixedly connected to the inner side of the electromagnet (503).

Description

Hoisting structure for high-speed facility ladder cage construction Technical Field The invention relates to the technical field of elevator cage hoisting, in particular to a hoisting structure for high-speed facility elevator cage construction. Background The elevator cage mainly comprises a row of elevator cage sections, each section is assembled through bolts, then each section needs to be connected with a foundation pit retaining wall in a reinforcing mode to ensure stability of the elevator cage, a crane is needed to be used for hoisting and transferring during installation of the elevator cage, the existing hoisting structure for elevator cage construction is a general hoisting tool, the elevator cage is divided into a left-going elevator and a right-going elevator, continuous up-and-down passages can be formed through interval assembly, manual labor is required to adjust counterweights in a tedious mode, weight deviation is too large to directly influence subsequent assembly, and the balance of gravity center adjustment of the elevator cage is inconvenient to adapt. Disclosure of Invention The embodiment of the disclosure relates to a hoisting structure for high-speed facility ladder cage construction, which solves the problems that the existing hoisting structure for the ladder cage construction is inconvenient for adapting a step ladder to adjust the gravity center balance and is inconvenient for automatically limiting the connection of the ladder cage sections to bridge piers. The first aspect of the disclosure provides a hoisting structure for high-speed facility ladder cage construction, which specifically comprises a hoisting connecting portion, wherein a ladder cage limiting piece is arranged on the hoisting connecting portion, two step ladder positioning pieces are arranged at the bottom of the hoisting connecting portion, the two step ladder positioning pieces are oppositely arranged in a staggered mode at the bottom of the hoisting connecting portion, two bolt in-place detection pieces are slidably arranged on the hoisting connecting portion, sleeve locking pieces are respectively arranged at the bottoms of the two bolt in-place detection pieces, the hoisting connecting portion comprises a hoisting frame, end clamping plates and sliding blocks, the two ends of the hoisting frame are respectively fixedly provided with the end clamping plates, and the two end clamping plates are respectively fixedly provided with the sliding blocks through bolts. In at least some embodiments, the hoisting connection part further comprises a ladder cage main body, sleeves, pier connection plates and hoisting rings, wherein eight sleeves are fixedly arranged on the ladder cage main body and positioned between the two end clamping plates, two pier connection plates are fixedly arranged on the ladder cage main body, two through holes are respectively formed in the two pier connection plates, the sleeves are provided with through holes for penetrating bolts, the hoisting frame is rotatably sleeved with the two hoisting rings, the two hoisting rings are used for being penetrated and connected by crane ropes, and a step ladder is arranged in the ladder cage main body. In at least some embodiments, the ladder cage limiting part comprises a positioning shaft, a handle and positioning tension springs, wherein the two end clamping plates are respectively connected with the positioning shaft in a sliding manner, the handle is fixedly arranged on the two positioning shafts, the handle is of a U-shaped structure, the four positioning shafts are respectively sleeved with the positioning tension springs, one ends of the four positioning tension springs are respectively fixedly connected with the positioning shafts, the other ends of the four positioning tension springs are respectively connected with the end clamping plates on the same side, and the four positioning shafts are respectively connected with the ladder cage main body in an inserting manner. In at least some embodiments, the step ladder positioning piece comprises a counterweight positioning plate, and two counterweight positioning plates are fixedly arranged at the bottom of the hoisting frame. In at least some embodiments, the ladder positioning piece further comprises slots, the bottoms of the two counterweight positioning plates are respectively provided with a slot, the slots on the same side are inserted above the ladder on the ladder cage main body, and the two slots are respectively used for adapting the left-hand walking ladder and the right-hand walking ladder. In at least some embodiments, the bolt in-place detection piece comprises two frame plates, a sleeving frame and an extrusion switch, wherein the two frame plates are identical in structure, the frame plates are slidably mounted on sliding blocks, the frame plates are slidably attached to the side walls of the end clamping plates, the sleeving frame is fixedly mounted on the frame plates and slee