阅读说明：本技术 一种多点plc同步顶升液压装置及系统 (Multipoint PLC synchronous jacking hydraulic device and system ) 是由 王蕴铠 王翔宇 高永鑫 于 2020-08-04 设计创作，主要内容包括：本发明提出了一种多点PLC同步顶升液压装置及系统,涉及液压顶升技术领域。该装置包括液压泵站、控制组件和油缸组件。液压泵站和油缸组件通过液压软管相互连接。油缸组件包括若干组提升油缸,提升油缸包括油缸本体和提升绳,提升绳设置于油缸本体上,且沿油缸本体的运动而相对移动。控制组件为位移传感器,位移传感器被设置用于检测提升油缸的相对高度位置。该装置能够通过设置液压泵站和若干组提升油缸,使得该系统能对待举升物体的各个受力点同时举升,提高了举升精度和安全系数,同时,采用提升绳的结构形式,利于举升不规则的大型物体,操作简便,省时省力。该系统包括上述装置,具有其所有有益效果。(The invention provides a multipoint PLC synchronous jacking hydraulic device and system, and relates to the technical field of hydraulic jacking. The device comprises a hydraulic pump station, a control assembly and an oil cylinder assembly. The hydraulic pump station and the oil cylinder assembly are connected with each other through a hydraulic hose. The oil cylinder assembly comprises a plurality of groups of lifting oil cylinders, each lifting oil cylinder comprises an oil cylinder body and a lifting rope, and the lifting ropes are arranged on the oil cylinder bodies and move relative to each other along the movement of the oil cylinder bodies. The control assembly is a displacement sensor arranged to detect the relative height position of the lift cylinder. The device can be through setting up hydraulic power unit and a plurality of group lift cylinder for each stress point that the object was treated to lift by this system lifts simultaneously, has improved lifting accuracy and factor of safety, simultaneously, adopts the structural style of lifting rope, does benefit to and lifts anomalous large-scale object, and is easy and simple to handle, labour saving and time saving. The system comprises the device and has all the advantages thereof.)

1. A multipoint PLC synchronous jacking hydraulic device is used for lifting an object to be lifted and is characterized by comprising a hydraulic pump station, a control assembly and an oil cylinder assembly;

the hydraulic pump station and the oil cylinder assembly are connected with each other through a hydraulic hose, and the hydraulic pump station is arranged for providing power;

the oil cylinder assembly comprises a plurality of groups of lifting oil cylinders, each lifting oil cylinder comprises an oil cylinder body and a lifting rope, and the lifting ropes are arranged on the oil cylinder bodies and move relatively along the movement of the oil cylinder bodies;

the control assembly is a displacement sensor configured to detect a relative height position of the lift cylinder.

2. The multipoint PLC synchronous jacking hydraulic device according to claim 1, wherein the lifting cylinder further comprises a cylinder mounting seat, an oil pipe quick-plugging joint, a lifting rope fixing end and a pulley mechanism, the cylinder body is arranged on the cylinder mounting seat, the pulley mechanism is arranged at one end of the cylinder mounting seat far away from the cylinder body, the oil pipe quick-plugging joint is connected with one end of the hydraulic hose, the other end of the hydraulic hose is connected with the hydraulic pump station, the lifting rope is arranged on the pulley mechanism, and one end of the lifting rope is fixedly connected with the lifting rope fixing end.

3. The multi-point PLC synchronous jacking hydraulic device as claimed in claim 2, wherein the other end of the lifting rope is connected with the object to be lifted, and the lifting rope is a steel wire rope.

4. The multipoint PLC synchronous jacking hydraulic device according to claim 1, wherein the sensor is a pull rope type displacement sensor, the pull rope type displacement sensor is arranged at the bottom of the oil cylinder body, and the pull rope type displacement sensor is electrically connected with the hydraulic pump station.

5. The multi-point PLC synchronous jacking hydraulic device as claimed in claim 2, wherein the cylinder mounting seat comprises a bottom plate, a wing plate and a fixing groove, the fixing groove is arranged on the bottom plate and fixedly connected with the bottom plate or integrally formed with the bottom plate, the cylinder body is arranged in the fixing groove and connected with the fixing groove, and the wing plate is wound on the periphery of the fixing groove.

6. The multipoint PLC synchronous jacking hydraulic device as claimed in claim 5, wherein the bottom plate is provided with mounting holes, and the mounting holes are detachably connected with the working plane through expansion bolts.

7. The multi-point PLC synchronous jacking hydraulic device as claimed in claim 5, wherein the number of the wing plates is multiple, and the wing plates are wound around the fixing groove at even intervals and connected with the bottom plate.

8. The multi-point PLC synchronous jacking hydraulic device according to claim 1, wherein the hydraulic pump station comprises a plurality of control point locations, and the control point locations are respectively matched with the lifting oil cylinders to control the lifting oil cylinders to work.

9. The multi-point PLC synchronous jacking hydraulic system is characterized by comprising the multi-point PLC synchronous jacking hydraulic device according to any one of claims 1 to 8, and further comprising a reversing valve, a pressure gauge, an electromagnetic valve and an overflow valve.

10. The utility model provides a multiple spot PLC synchronous jacking hydraulic system which characterized in that, switching-over valve one end with hydraulic power unit connects, the other end of switching-over valve passes through the solenoid valve with promote hydro-cylinder interconnect, the switching-over valve with still be provided with the overflow valve between the promotion hydro-cylinder, the overflow valve with be provided with between the switching-over valve the manometer.

Technical Field

The invention relates to the technical field of hydraulic jacking, in particular to a multipoint PLC synchronous jacking hydraulic device and system.

Background

Most of the existing hydraulic jacking systems are semi-automatic hydraulic jacking systems, have certain limitations when facing the lifting balance of objects with different loads, cannot lift and adjust all parts of the objects simultaneously, and are low in lifting precision and safety factor.

Meanwhile, a hydraulic jacking system in the prior art mostly adopts a jack structure, equipment is difficult to install, operation is not easy to be carried out from the bottom of an object when certain irregular large-scale objects are jacked, the jacking effect is poor, operation is complex, and time and labor are wasted.

The inventor finds in research that at least the following disadvantages exist in the prior related art:

the lifting precision is low, the operation is complex, and time and labor are wasted.

Disclosure of Invention

The invention aims to provide a multipoint PLC synchronous jacking hydraulic device, which overcomes the defects of the prior art, can simultaneously lift all stress points of an object to be lifted by arranging a hydraulic pump station and a plurality of groups of lifting oil cylinders, improves the lifting precision and the safety factor, is beneficial to lifting irregular large-sized objects by adopting the structural form of lifting ropes, is simple and convenient to operate, saves time and labor, and has reasonable structural design and strong practicability.

The invention also aims to provide a multi-point PLC synchronous jacking hydraulic system which adopts the multi-point PLC synchronous jacking hydraulic device and has all the effects.

The embodiment of the invention is realized by the following steps:

the embodiment of the application provides a synchronous jacking hydraulic means of multiple spot PLC, and it includes hydraulic power unit, control assembly and oil cylinder subassembly. The hydraulic pump station and the oil cylinder assembly are connected with each other through a hydraulic hose, and the hydraulic pump station is arranged to provide power. The oil cylinder assembly comprises a plurality of groups of lifting oil cylinders, each lifting oil cylinder comprises an oil cylinder body and a lifting rope, and the lifting ropes are arranged on the oil cylinder bodies and move relative to each other along the movement of the oil cylinder bodies. The control assembly is a displacement sensor arranged to detect the relative height position of the lift cylinder. This synchronous jacking hydraulic system of multiple spot PLC can be through setting up hydraulic power unit and a plurality of group lift cylinder for each stress point that the object was treated to the system can be lifted simultaneously, has improved lifting accuracy and factor of safety, and simultaneously, the structural style that adopts the lifting rope does benefit to and lifts anomalous large-scale object, and is easy and simple to handle, labour saving and time saving.

In some embodiments of the present invention, the lift cylinder further includes a cylinder mounting seat, an oil pipe quick connector, a lift rope fixing end and a pulley mechanism, the cylinder body is disposed on the cylinder mounting seat, the pulley mechanism is disposed at an end of the cylinder body away from the cylinder mounting seat, the oil pipe quick connector is connected to one end of the hydraulic hose, the other end of the hydraulic hose is connected to the hydraulic pump station, the lift rope is disposed on the pulley mechanism, and one end of the lift rope is fixedly connected to the lift rope fixing end.

Make the lift cylinder can be fixed in work plane through setting up the mount pad, simultaneously, set up whole work portion on the mount pad, can reach the characteristics of sled dress formula through dismantling the mount pad, do benefit to and remove and transport this lift cylinder.

In some embodiments of the invention, the other end of the hoisting rope is connected to the object to be lifted, and the hoisting rope is a steel wire rope.

The lifting rope is erected by adopting the pulley mechanism, one end of the lifting rope is connected with the fixed end, and the other end of the lifting rope is connected with the object to be lifted, so that the lifting rope can be fixed on the oil cylinder mounting seat, and meanwhile, the object to be lifted can be smoothly lifted through the pulley mechanism. Meanwhile, the steel wire rope has the advantages of high strength, light dead weight, stable work, difficult sudden whole breakage, reliable work, low cost, stable structure and long service life.

In some embodiments of the present invention, the sensor is a pull rope type displacement sensor, the pull rope type displacement sensor is disposed at the bottom of the cylinder body, and the pull rope type displacement sensor is electrically connected to the hydraulic pump station.

The relative height position of the oil cylinder body can be detected in real time in the hydraulic pump station by arranging the pull rope type displacement sensor, so that the running state of the oil cylinder body is adjusted, and the stroke safety is ensured.

In some embodiments of the present invention, the cylinder mounting base includes a bottom plate, a wing plate, and a fixing groove, the fixing groove is disposed on the bottom plate and fixedly connected to the bottom plate or integrally formed with the bottom plate, the cylinder body is disposed in the fixing groove and connected to the fixing groove, and the wing plate is disposed around the fixing groove.

Through setting up the fixed slot, can set up the hydro-cylinder body in the fixed slot, prevent the landing of hydro-cylinder body and guaranteed its operation space simultaneously, improved the result of use of this system.

In some embodiments of the invention, the bottom plate is provided with mounting holes, and the mounting holes are detachably connected with the working plane through expansion bolts.

The bottom plate and the working plane are connected through the expansion bolts, the structural stability of the bottom plate and the working plane can be guaranteed, the bottom plate is prevented from falling off, dangerous phenomena are avoided, and safety is improved.

In some embodiments of the present invention, the number of the wing plates is multiple, and the multiple wing plates are uniformly spaced around the fixing groove and connected with the bottom plate.

In some embodiments of the invention, the number of wings is three, with 120 degrees between adjacent wings.

In some embodiments of the present invention, the hydraulic pump station includes a plurality of control points, and the control points are respectively matched with the lift cylinder to control the lift cylinder to operate.

A plurality of control point positions can correspond to and mutually cooperate with a plurality of lifting oil cylinders one to the different lifting oil cylinders of quantitative control, so that can follow different lifting points and lift the object to be lifted.

In a second aspect, the embodiment of the present application provides a multipoint PLC synchronous jacking hydraulic system, which includes the above multipoint PLC synchronous jacking hydraulic apparatus, and the above multipoint PLC synchronous jacking hydraulic system further includes a reversing valve, a pressure gauge, an electromagnetic valve and an overflow valve.

In some embodiments of the present invention, one end of the reversing valve is connected to the hydraulic pump station, the other end of the reversing valve is connected to the lift cylinder through the electromagnetic valve, an overflow valve is further disposed between the reversing valve and the lift cylinder, and the pressure gauge is disposed between the overflow valve and the reversing valve.

Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:

1) the multi-point PLC synchronous jacking hydraulic device can lift all stress points of an object to be lifted simultaneously by arranging the hydraulic pump station and the plurality of groups of lifting oil cylinders, so that the lifting precision and the safety factor are improved.

2) This synchronous jacking hydraulic system of multiple spot PLC adopts the structural style of lifting rope, does benefit to and lifts anomalous large-scale object, and is easy and simple to handle, labour saving and time saving, this structural design is reasonable, and the practicality is strong.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic diagram of a multi-point PLC synchronous jacking hydraulic device provided by the invention;

FIG. 2 is a schematic structural diagram of a lift cylinder according to the present invention;

FIG. 3 is a schematic structural view of a cylinder mount provided in the present invention;

fig. 4 is a control diagram of the hydraulic circuit provided by the present invention.

Icon: 100-a multi-point PLC synchronous jacking hydraulic device; 10-a hydraulic pump station; 11-a displacement sensor; 12-a cylinder assembly; 13-lifting the oil cylinder; 131-the oil cylinder body; 132-a lift cord; 133-cylinder mount; 1331-a bottom plate; 1332-wing plate; 1333-fixing groove; 1334-mounting holes; 134-oil pipe quick connector; 135-hoisting cord fixed end; 136-a pulley mechanism; 20-a multi-point PLC synchronous jacking hydraulic system; 21-a reversing valve; 22-pressure gauge; 23-a solenoid valve; 24-overflow valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that if the terms "upper", "inner", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually arranged when the product of the present invention is used, the description is only for convenience and simplification of the description, but the indication or suggestion that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, cannot be understood as limiting the present invention.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.