阅读说明：本技术 一种爬模装置的液压系统 (Hydraulic system of creeping formwork device ) 是由 彭宝安 于 2019-12-07 设计创作，主要内容包括：本发明公开了一种爬模装置的液压系统,主要用于建筑工程领域现浇筒体结构施工,它操作简单方便；其工作原理是：当模板需要关闭时,控制系统将进油阀A关闭,出油阀A开启,进油阀B开启,出油阀B关闭,液压油B从进油阀B进入液压缸A内并推动液压活塞A向左移动,同时液压油B通过旁路油管B进入液压缸B内并推动液压活塞B对称地向右移动,一对液压活塞带动连杆将模板关闭；当模板需要打开时,控制系统将进油阀A开启,出油阀A关闭,进油阀B关闭、出油阀B开启,液压油A从进油阀A进入液压缸A内并液压活塞A向右移动,同时液压油A通过旁路油管A进入液压缸B内并推动液压活塞B对称地向左移动,一对液压活塞带动连杆将模板打开。(The invention discloses a hydraulic system of a creeping formwork device, which is mainly used for the construction of a cast-in-place cylinder structure in the field of constructional engineering and has simple and convenient operation; the working principle is as follows: when the template needs to be closed, the control system closes the oil inlet valve A, opens the oil outlet valve A, opens the oil inlet valve B, closes the oil outlet valve B, and the hydraulic oil B enters the hydraulic cylinder A from the oil inlet valve B and pushes the hydraulic piston A to move leftwards, and meanwhile, the hydraulic oil B enters the hydraulic cylinder B through the bypass oil pipe B and pushes the hydraulic piston B to move rightwards symmetrically, and the pair of hydraulic pistons drive the connecting rods to close the template; when the template needs to be opened, the control system opens the oil inlet valve A, closes the oil outlet valve A, closes the oil inlet valve B and opens the oil outlet valve B, the hydraulic oil A enters the hydraulic cylinder A from the oil inlet valve A and moves rightwards by the hydraulic piston A, meanwhile, the hydraulic oil A enters the hydraulic cylinder B through the bypass oil pipe A and pushes the hydraulic piston B to move leftwards symmetrically, and the pair of hydraulic pistons drive the connecting rods to open the template.)

1. A hydraulic system of a creeping formwork device is characterized in that: it mainly comprises a portal frame (1), a hydraulic cylinder A (2), a hydraulic piston A (3), a hydraulic cylinder B (4), a hydraulic piston B (5), an oil inlet valve A (6), an oil outlet valve A (7), an oil inlet valve B (8), an oil outlet valve B (9), a bypass oil pipe A (12) and a bypass oil pipe B (13), wherein the upper end of the hydraulic cylinder A (2) is fixed with the left lower end of the portal frame (1), the upper end of the hydraulic cylinder B (4) is fixed with the right lower end of the portal frame (1), the left end of the hydraulic cylinder A (2) is provided with the oil inlet valve A (6) and the oil outlet valve A (7), the right lower end of the hydraulic cylinder A (2) is provided with the oil inlet valve B (8) and the oil outlet valve B (9), the upper part of the hydraulic cylinder A (2) is provided with a connector A (16) and a connector B (17), the upper part of the hydraulic cylinder B (4) is provided with a connector C (18) and a connector D (19), the right end of the bypass oil pipe A (12) is communicated with a connector D (19) of the hydraulic cylinder B (4), the left end of the bypass oil pipe B (13) is communicated with a connector B (17) of the hydraulic cylinder A (2), the right end of the bypass oil pipe B (13) is communicated with a connector C (18) of the hydraulic cylinder B (4), when a baffle A (14) of a hydraulic piston A (3) moves left and right, the baffle A (14) is always positioned between a connector A (16) and a connector B (17), similarly, when a baffle B (15) of a hydraulic piston B (5) moves left and right, the baffle B (15) is always positioned between a connector C (18) and a connector D (19), the baffle A (14) is fixed at the left end of the hydraulic piston A (3), the baffle B (15) is fixed at the right end of the hydraulic piston B (5), a hinge point A (10) is arranged at the right end of the hydraulic piston A (3), and a hinge point B (11) is arranged at the left end of the hydraulic piston B (5); the working principle of the hydraulic system is as follows: when the template needs to be closed by the climbing formwork device, a control system of a hydraulic system closes an oil inlet valve A (6), an oil outlet valve A (7) is opened, an oil inlet valve B (8) is opened, an oil outlet valve B (9) is closed, hydraulic oil B (21) enters a hydraulic cylinder A (2) from the oil inlet valve B (8) and pushes a baffle plate A (14) and a hydraulic piston A (3) to move leftwards, meanwhile, the hydraulic oil B (21) enters a hydraulic cylinder B (4) through a bypass oil pipe B (13) and pushes a baffle plate B (15) and a hydraulic piston B (5) to move rightwards symmetrically, and a hinge point A (10) of the hydraulic piston A (3) and a hinge point B (11) of the hydraulic piston B (5) drive respective connecting rods to close the template; when the template needs to be opened by the climbing formwork device, a control system of a hydraulic system opens an oil inlet valve A (6), closes an oil outlet valve A (7), closes an oil inlet valve B (8) and opens an oil outlet valve B (9), hydraulic oil A (20) enters a hydraulic cylinder A (2) from the oil inlet valve A (6) and pushes a baffle plate A (14) and a hydraulic piston A (3) to move rightwards, meanwhile, the hydraulic oil A (20) enters a hydraulic cylinder B (4) through a bypass oil pipe A (12) and pushes a baffle plate B (15) and a hydraulic piston B (5) to symmetrically move leftwards, and a hinge point A (10) of the hydraulic piston A (3) and a hinge point B (11) of the hydraulic piston B (5) drive respective connecting rods to open the template; the hydraulic oil A (20) and the hydraulic oil B (21) are provided with respective oil tanks and oil way systems, and the oil tanks and the oil way systems are not mixed.

Technical Field

The invention is mainly used for the construction of a cast-in-place barrel structure in the field of constructional engineering.

Background

The patent of the invention applied: the utility model provides an utilize creeping formwork device that tower crane body of tower promoted, application number: 2019112372614, a hydraulic system is required to open and close the stencil of the stencil printer.

Disclosure of Invention

The invention is a hydraulic system, which is simple and convenient to operate and can automatically control the opening and closing of the template of the climbing formwork device. It mainly comprises a portal frame (1), a hydraulic cylinder A (2), a hydraulic piston A (3), a hydraulic cylinder B (4), a hydraulic piston B (5), an oil inlet valve A (6), an oil outlet valve A (7), an oil inlet valve B (8), an oil outlet valve B (9), a bypass oil pipe A (12) and a bypass oil pipe B (13), wherein the upper end of the hydraulic cylinder A (2) is fixed with the left lower end of the portal frame (1), the upper end of the hydraulic cylinder B (4) is fixed with the right lower end of the portal frame (1), the left end of the hydraulic cylinder A (2) is provided with the oil inlet valve A (6) and the oil outlet valve A (7), the right lower end of the hydraulic cylinder A (2) is provided with the oil inlet valve B (8) and the oil outlet valve B (9), the upper part of the hydraulic cylinder A (2) is provided with a connector A (16) and a connector B (17), the upper part of the hydraulic cylinder B (4) is provided with a connector C (18) and a connector D (19), the right end of the bypass oil pipe A (12) is communicated with a connector D (19) of the hydraulic cylinder B (4), the left end of the bypass oil pipe B (13) is communicated with a connector B (17) of the hydraulic cylinder A (2), the right end of the bypass oil pipe B (13) is communicated with a connector C (18) of the hydraulic cylinder B (4), when a baffle A (14) of a hydraulic piston A (3) moves left and right, the baffle A (14) is always positioned between a connector A (16) and a connector B (17), similarly, when a baffle B (15) of a hydraulic piston B (5) moves left and right, the baffle B (15) is always positioned between a connector C (18) and a connector D (19), the baffle A (14) is fixed at the left end of the hydraulic piston A (3), the baffle B (15) is fixed at the right end of the hydraulic piston B (5), a hinge point A (10) is arranged at the right end of the hydraulic piston A (3), and a hinge point B (11) is arranged at the left end of the hydraulic piston B (5); the working principle of the hydraulic system is as follows: when the template needs to be closed by the climbing formwork device, a control system of a hydraulic system closes an oil inlet valve A (6), an oil outlet valve A (7) is opened, an oil inlet valve B (8) is opened, an oil outlet valve B (9) is closed, hydraulic oil B (21) enters a hydraulic cylinder A (2) from the oil inlet valve B (8) and pushes a baffle plate A (14) and a hydraulic piston A (3) to move leftwards, meanwhile, the hydraulic oil B (21) enters a hydraulic cylinder B (4) through a bypass oil pipe B (13) and pushes a baffle plate B (15) and a hydraulic piston B (5) to move rightwards symmetrically, and a hinge point A (10) of the hydraulic piston A (3) and a hinge point B (11) of the hydraulic piston B (5) drive respective connecting rods to close the template; when the template needs to be opened by the climbing formwork device, a control system of a hydraulic system opens an oil inlet valve A (6), closes an oil outlet valve A (7), closes an oil inlet valve B (8) and opens an oil outlet valve B (9), hydraulic oil A (20) enters a hydraulic cylinder A (2) from the oil inlet valve A (6) and pushes a baffle plate A (14) and a hydraulic piston A (3) to move rightwards, meanwhile, the hydraulic oil A (20) enters a hydraulic cylinder B (4) through a bypass oil pipe A (12) and pushes a baffle plate B (15) and a hydraulic piston B (5) to symmetrically move leftwards, and a hinge point A (10) of the hydraulic piston A (3) and a hinge point B (11) of the hydraulic piston B (5) drive respective connecting rods to open the template; the hydraulic oil A (20) and the hydraulic oil B (21) are provided with respective oil tanks and oil way systems, and the oil tanks and the oil way systems are not mixed.

Drawings

The hydraulic system comprises a 1-portal frame, a 2-hydraulic cylinder A, a 3-hydraulic piston A, a 4-hydraulic cylinder B, a 5-hydraulic piston B, a 6-oil inlet valve A, a 7-oil outlet valve A, an 8-oil inlet valve B, a 9-oil outlet valve B, a 10-hinge point A, a 11-hinge point B, a 12-bypass oil pipe A, a 13-bypass oil pipe B, a 14-baffle plate A, a 15-baffle plate B, a 16-interface A, a 17-interface B, a 18-interface C, a 19-interface D, a 20-hydraulic oil A and a 21-hydraulic oil B.

Fig. 1 is a schematic elevation view of the present invention.

Detailed Description

Referring to fig. 1, when the climbing formwork device needs to close the formwork, a control system of the hydraulic system closes an oil inlet valve A6, an oil outlet valve a7 is opened, an oil inlet valve B8 is opened, an oil outlet valve B9 is closed, hydraulic oil B21 enters a hydraulic cylinder a2 from an oil inlet valve B8 and pushes a baffle plate a14 and a hydraulic piston A3 to move leftward, meanwhile, hydraulic oil B21 enters a hydraulic cylinder B4 through a bypass oil pipe B13 and pushes the baffle plate B15 and the hydraulic piston B5 to move symmetrically rightward, and a hinge point a10 of the hydraulic piston A3 and a hinge point B11 of the hydraulic piston B5 drive respective connecting rods to close the formwork; when the climbing device needs to open the template, a control system of the hydraulic system opens an oil inlet valve A6, closes an oil outlet valve A7, closes an oil inlet valve B8 and opens an oil outlet valve B9, hydraulic oil A20 enters a hydraulic cylinder A2 from an oil inlet valve A6 and pushes a baffle plate A14 and a hydraulic piston A3 to move rightwards, meanwhile, hydraulic oil A20 enters a hydraulic cylinder B4 through a bypass oil pipe A12 and pushes the baffle plate B15 and the hydraulic piston B5 to move leftwards symmetrically, and a hinge point A10 of the hydraulic piston A3 and a hinge point B11 of the hydraulic piston B5 drive respective connecting rods to open the template.