Device for quickly disassembling and assembling sliding gate hydraulic cylinder
Technical Field
The utility model relates to a device for quickly disassembling and assembling a sliding gate hydraulic cylinder, and belongs to the technical field of continuous casting machine maintenance equipment.
Background
In the continuous casting area, the sliding gate hydraulic cylinder is one of the most critical devices, and in the production process of a slab caster, after casting of each ladle of molten steel is completed, the sliding gate hydraulic cylinder needs to be detached from a ladle bottom sliding plate. At present, the sliding gate hydraulic cylinder is detached by adopting the balance arm, and because the weight of the sliding gate hydraulic cylinder is large, the sliding gate hydraulic cylinder only depends on the balance arm to provide upward tension, time and labor are wasted in the disassembly process, the swing amount of the sliding gate hydraulic cylinder is large in the disassembly process, surrounding guardrails and operators are easy to collide with, and the risk and the safety risk of damaging equipment exist. Therefore, the balance arm device of the existing hydraulic cylinder for disassembling and assembling the sliding gate valve is very necessary to be improved.
Disclosure of utility model
The utility model aims to solve the technical problem of providing a device for quickly disassembling and assembling a sliding gate hydraulic cylinder, which can minimize the swing amount of the sliding gate hydraulic cylinder in the disassembling process, effectively prevent the sliding gate hydraulic cylinder from colliding with peripheral guardrails and operators in the disassembling process, and can improve the operation efficiency of disassembling the sliding gate hydraulic cylinder.
The technical scheme for solving the technical problems is as follows:
The utility model provides a quick assembly disassembly sliding gate hydraulic cylinder's device, it includes the support frame, the balance arm, balance arm wire rope, rings, the pneumatic cylinder fixed disk, the support frame sets up in the big package arm outside, the balance arm is fixed at the support frame top, balance arm wire rope installs on the balance arm, the lower extreme and the rings of balance arm wire rope are connected, rings are connected with the upper end of sliding gate pneumatic cylinder, the pneumatic cylinder fixed disk suit is in the upper end of sliding gate pneumatic cylinder, the improvement is, it still has unable adjustment base, ratchet, taut wire rope, the drag hook, unable adjustment base is fixed in the side of support frame, ratchet's lower extreme is fixed perpendicularly on unable adjustment base, taut wire rope's one end is connected with ratchet, taut wire rope twines on ratchet, taut wire rope's the other end connects the drag hook, the drag hook is hooked in the outside pneumatic cylinder fixed disk one side of sliding gate pneumatic cylinder.
According to the device for quickly disassembling and assembling the sliding gate hydraulic cylinder, the fixed base and the supporting frame are in welded connection, the fixed base is a square plate, the four corners of the fixed base are respectively provided with the foundation holes, and the lower end of the ratchet device is connected with the fixed base through the foundation bolts.
The device for quickly disassembling and assembling the sliding gate hydraulic cylinder comprises a ratchet frame, a ratchet shaft, a ratchet wheel, a pawl and a handle, wherein the lower end of the ratchet frame is connected with a fixed base, the ratchet shaft is arranged in the ratchet frame, one end of a tensioning steel wire rope is connected with the ratchet shaft and is wound, the ratchet wheel is sleeved on the ratchet shaft, the rear part of the pawl is fixed on the ratchet frame through a pin shaft, the front end of the pawl is clamped in gear teeth of the ratchet wheel, and one end of the handle is connected with one end of the ratchet shaft.
According to the device for quickly disassembling and assembling the sliding gate hydraulic cylinder, after the tensioning steel wire rope is connected to the lifting point of the hydraulic cylinder fixing disc, the tensioning steel wire rope forms an angle of 10 degrees with the horizontal direction.
According to the device for quickly disassembling and assembling the sliding gate hydraulic cylinder, the hydraulic cylinder clamping groove is formed in the outer side edge of the support frame, the hydraulic cylinder clamping groove is horizontally arranged, one side of the hydraulic cylinder clamping groove is fixedly connected with the outer side of the support frame, and the sliding gate hydraulic cylinder is arranged on the hydraulic cylinder clamping groove.
The beneficial effects of the utility model are as follows:
The balance arm, the balance arm steel wire rope and the hanging ring provide hoisting pulling force for the sliding gate hydraulic cylinder, the hydraulic cylinder fixing disc can fix the sliding gate hydraulic cylinder in the hoisting process, one end of the tensioning steel wire rope is connected with the ratchet device, the other end of the tensioning steel wire rope is connected with the hydraulic cylinder fixing disc through the drag hook, the rotating handle can tension the tensioning steel wire rope through the ratchet device, the hydraulic cylinder fixing disc is further tensioned, the sliding gate hydraulic cylinder is prevented from swinging in the hoisting process, and the ratchet pawl structure of the ratchet device has a self-locking function and can prevent the tensioning steel wire rope from loosening.
The utility model has simple structure and convenient use, and when the sliding gate hydraulic cylinder is dismounted, the sliding gate hydraulic cylinder is prevented from swinging in the hoisting process by increasing the transverse pulling force, the sliding gate hydraulic cylinder is effectively prevented from colliding with the peripheral guard rail and operators in the dismounting process, the safety accident is avoided, and the operating efficiency of dismounting the sliding gate hydraulic cylinder can be improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a hoisted state;
fig. 3 is a schematic structural view of the ratchet device.
The drawing is marked by a bale arm 1, a supporting frame 2, a balance arm 3, a balance arm steel wire rope 4, a hanging ring 5, a hydraulic cylinder fixing disc 6, a sliding gate hydraulic cylinder 7, a hydraulic cylinder clamping groove 8, a fixed base 9, a ratchet device 10, a handle 11, a tensioning steel wire rope 12, a draw hook 13, a ratchet frame 14, a ratchet shaft 15, a ratchet 16 and a pawl 17
Detailed Description
The utility model comprises a balance arm 3, a balance arm steel wire rope 4, a hanging ring 5, a hydraulic cylinder fixing disc 6, a hydraulic cylinder clamping groove 8, a fixing base 9, a ratchet device 10, a handle 11, a tensioning steel wire rope 12 and a draw hook 13.
Fig. 1 and 2 show that the support frame 2 is arranged on the outer side of the bale arm 1, the balance arm 3 consists of a fixed base, a rotating bearing and a bracket, and the balance arm 3 is fixed on the top of the support frame 2 through the fixed base and realizes the rotation of the balance arm by using the rotating bearing.
Fig. 1 and 2 show that the balance arm steel wire rope 4 is installed on the balance arm 3, the lower end of the balance arm steel wire rope 4 is connected with the hanging ring 5, the hydraulic cylinder fixing disc 6 is in a semicircular arc shape, the hydraulic cylinder fixing disc is sleeved at the upper end of the sliding gate hydraulic cylinder 7, and is a hoisting point of the sliding gate hydraulic cylinder 7, and the hanging ring 5 is connected with the upper end of the hydraulic cylinder fixing disc 6.
Fig. 1 and 2 show that the outer side edge of the support frame 2 is provided with a hydraulic cylinder clamping groove 8, the hydraulic cylinder clamping groove 8 is horizontally arranged, one side of the hydraulic cylinder clamping groove 8 is fixedly connected with the outer side of the support frame 2, and the sliding gate hydraulic cylinder 7 is arranged on the hydraulic cylinder clamping groove 8. The hydraulic cylinder clamping groove 8 is used for storing the sliding gate hydraulic cylinder 7 in the maintenance process.
Fig. 1 and 2 show that the fixing base 9 is fixed on the side surface of the supporting frame 2, the fixing base 9 is welded with the supporting frame 2, the fixing base 9 is a square plate, four corners of the fixing base 9 are respectively provided with a foot hole, and the lower end of the ratchet device 10 is connected with the fixing base 9 through a foot bolt.
Fig. 1 and 2 show that the lower end of the ratchet device 10 is vertically fixed on the fixed base 9, one end of the tensioning wire rope 12 is connected with the ratchet device 10, the tensioning wire rope 12 is wound on the ratchet device 9, the other end of the tensioning wire rope 12 is connected with the draw hook 13, and the draw hook 13 is hooked on one side of the hydraulic cylinder fixed disc 8 outside the sliding gate hydraulic cylinder 7. The tightening wire 12 forms an angle of 10 ° with the horizontal after being connected to the lifting point of the hydraulic cylinder fixing disc 8. The tensioning steel wire rope 12 can tension the hydraulic cylinder fixing disc 8 through the draw hook 13, so that the sliding gate hydraulic cylinder 7 is prevented from swinging in the hoisting process.
Fig. 1, 2 and 3 show that the ratchet device 9 consists of a ratchet frame, a ratchet shaft, a ratchet, a pawl and a handle 11, wherein the lower end of the ratchet frame is connected with the fixed base 9, the ratchet shaft is arranged in the ratchet frame, one end of a tensioning steel wire rope 12 is connected with the ratchet shaft and is wound, the ratchet is sleeved on the ratchet shaft, the rear part of the pawl is fixed on the ratchet frame through a pin shaft, the front end of the pawl is clamped in gear teeth of the ratchet, and one end of the handle 11 is connected with one end of the ratchet shaft. When the sliding gate hydraulic cylinder 7 is used, the handle 11 is rotated, the handle 11 drives the ratchet wheel to rotate through the ratchet wheel shaft, the tensioning steel wire rope 12 is wound on the ratchet wheel shaft, the tensioning steel wire rope 12 is tensioned on the hydraulic fixing disc 8 through the drag hook 13, and the sliding gate hydraulic cylinder 7 is prevented from swinging. The front end of the pawl is clamped in the gear teeth of the ratchet wheel, and the structure has a self-locking function, so that the ratchet wheel shaft can be prevented from reversing, and the tightening wire rope 12 is prevented from loosening.
The application process of the utility model is as follows:
When the sliding gate hydraulic cylinder 7 is required to be placed in or taken out of the hydraulic cylinder clamping groove 8, the sliding gate hydraulic cylinder 7 is hoisted by utilizing the balance arm 3, the balance arm steel wire rope 4 and the hoisting ring 5 which are connected with the upper part of the balance arm, the draw hook 13 at the front end of the tensioning steel wire rope 12 is connected with the hydraulic fixing disc 8 while hoisting, the handle 11 of the ratchet device 9 is rotated to drive the ratchet to rotate, the tensioning steel wire rope 12 is wound on the ratchet shaft, the tensioning steel wire rope 12 tightens the hydraulic fixing disc 8 through the draw hook 13, and the tensioning steel wire rope 12 generates a pulling force of an angle of 10 degrees with the horizontal direction on the sliding gate hydraulic cylinder 7 through the draw hook 13, so that the swinging quantity of the sliding gate hydraulic cylinder 7 in the disassembling and assembling process is reduced, and the disassembling of the sliding gate hydraulic cylinder 7 is rapidly completed.
One embodiment of the utility model is as follows:
the length of the balance arm 3 is 2100mm, and the height is 1900mm;
the diameter of the balance arm steel wire rope 4 is 5mm, and the length is 2000mm;
The diameter of the hydraulic cylinder fixing disc 6 is 200mm;
The model number of the sliding gate hydraulic cylinder 7 is CS100-140/50-225-140/90-20;
The length of the hydraulic cylinder clamping groove 8 is 250mm, the width is 250mm, and the thickness is 90mm;
The length of the fixed base 9 is 170mm, the width is 120mm, and the thickness is 20mm;
The ratchet frame of the ratchet device 10 has the length of 120mm, the width of 70mm and the thickness of 10mm, the diameter of the ratchet shaft of 10mm and the length of 100mm, the diameter of the ratchet of 120mm, the length of the pawl of 100mm, the width of 20mm and the thickness of 10mm;
the diameter of the handle 11 is 20mm, and the length is 100mm;
the diameter of the tensioning wire 12 is 5mm and the length is 2000mm.