Position adjustment system for automatic control of a hanging basket

Abstract

Position adjustment system for automatically controlling a hanging basket, characterized in that it comprises a control module, a hydraulic source, a lifting jack and a driving jack; wherein the trestle is provided with a travel sensor, and the trestle is connected to the hydraulic source via a movable hydraulic proportional valve; wherein the lifting jack is provided with a matching lifting travel sensor and is connected to the hydraulic source via a lifting hydraulic proportional valve; wherein the travel sensor and the lifting travel sensor are each connected to an input port of the control module, and the mobile hydraulic proportional valve and the lifting hydraulic proportional valve are each connected to an output port of the control module.

Description

Technical area

[0001] The present invention relates to the technical field of hanging baskets, in particular to a position adjustment system for automatically controlling a hanging basket. State of the art

[0002] Hanging baskets are the main equipment in cantilever construction, equipped with a trolley and a formwork lifting mechanism. The trolley and formwork lifting mechanism typically use multiple jacks as drive components to move and lift the formwork. Current technology generally synchronizes multiple jacks in the walking mechanism or the form frame lifting mechanism to perform simultaneous actions. This drive method is difficult to adjust. If the travel of a single jack is incorrect during the adjustment process, it will affect the posture of the hanging basket.

[0003] Therefore, it is necessary to design a kind of automatic control system for the hanging basket, which can accurately control the stroke of the jack and adjust the posture of the hanging basket in the same way as the simply controlled jack, to ensure that it meets the design requirements to solve the current technical problems. Content of the invention

[0004] To solve the above problems, the present invention discloses a position adjustment system for automatically controlling a hanging basket, which is capable of accurately controlling the movement of the lifter and adjusting the position of the hanging basket to meet the design requirements by means of the same lifter with individual control.

[0005] To achieve the above-mentioned purpose, the invention offers the following technical solutions: A position adjustment system for automatically controlling a hanging basket, comprising a control module, a hydraulic source, a lifting jack, and a traveling jack; wherein the traveling jack is provided with a travel sensor, and the traveling jack is connected to the hydraulic source via a mobile hydraulic proportional valve; wherein the lifting jack is provided with a matching lifting travel sensor and is connected to the hydraulic source via a lifting hydraulic proportional valve; wherein the travel sensor and the lifting travel sensor are each connected to an input port of the control module, and the mobile hydraulic proportional valve and the lifting hydraulic proportional valve are each connected to an output port of the control module.

[0006] As a supplement to the present invention, the control module comprises a control unit, an analog output module and an analog-to-digital converter module, wherein the analog output module and the analog-to-digital converter module are connected to the control unit, wherein the travel sensor and the lifting travel sensor are each connected to the analog-to-digital converter module, and the mobile hydraulic proportional valve and the lifting hydraulic proportional valve are each connected to the analog output module.

[0007] As a supplement to the present invention, a travel sensor is mounted on the outside of the trestle, the travel sensor comprising a first drawbar, the trestle comprising a first piston rod, at one end of which a connecting plate is arranged which fits to the first drawbar, one end of the first drawbar being fixedly connected to the connecting plate.

[0008] As a supplement to the present invention, the lifting jack comprises a second piston rod, the outside of which has an external thread, wherein the outside of the second piston rod is provided with a self-locking nut, and wherein the lifting jack comprises a lifting travel sensor which is fixedly provided on the outside of the lifting jack, wherein the lifting travel sensor comprises a second pull rod, at the end of which a connecting seat is attached, wherein on the outside of the self-locking nut there is provided an internally threaded bore which corresponds to the connecting seat, and the connecting seat is provided with a fastening bolt which fits to the internally threaded bore.

[0009] As a complement to the present invention, the fastening bolts are hand-tightened screws.

[0010] As a complement to the present invention, the mobile hydraulic proportional valve and the lifting hydraulic proportional valve are electro-hydraulic three-way proportional valves with four positions.

[0011] The invention has the following advantageous effects: 1) A posture adjustment system for automatically controlling a hanging basket described in the present invention detects a plurality of travel sensors and lifting sensors by means of a control module, thus it is possible to obtain the deviation values ​​of a plurality of traveling jacks during traveling and the deviation values ​​of a plurality of lifting jacks during lifting adjustment, and by the control module of the PID algorithm, respectively walking and lifting operation deviation value compensation can be carried out to ensure the synchronization of the corresponding multiple traveling jacks or lifting jacks during traveling or lifting; 2) Lifting and traveling jacks can be controlled individually, and the cage position can be adjusted with the same lifting jack to ensure that it meets the design requirements. Description of the drawings Fig. 1 Schematic representation of the structure of the position adjustment system for automatically controlling a hanging basket of the present invention; Fig. 2 Schematic representation of the structure of the control module of the present invention; Fig. 3 Schematic representation of the structure of the trestle of the present invention; Fig. 4 Schematic representation of the structure of the lifting jack of the present invention. Concrete embodiments

[0012] In the following, the invention will be explained in more detail in conjunction with the accompanying drawings and specific embodiments, wherein the following specific embodiments serve only to illustrate the invention and are not intended to limit the scope of the invention.

[0013] As in Fig. 1, a posture adjustment system for automatically controlling a hanging basket in the present invention comprises a control module 1, a hydraulic source 8, a lifting jack 3, and a traveling jack 6; wherein the traveling jack 6 is provided with a travel sensor 7, and the traveling jack 6 is connected to the hydraulic source 8 via a traveling hydraulic proportional valve 5; wherein the lifting jack 3 is provided with a matching lifting travel sensor 4 and is connected to the hydraulic source 8 via a lifting hydraulic proportional valve 2; wherein the travel sensor 7 and the lifting travel sensor 4 are each connected to an input port of the control module 1, and the traveling hydraulic proportional valve and the lifting hydraulic proportional valve are each connected to an output port of the control module;This invention makes it possible to precisely control the lift stroke and adjust the posture of the hanging basket with a single lift to ensure that it meets the design requirements. In this embodiment, multiple travel sensors 7 and lifting displacement sensors 4 are sampled by the control module, thus making it possible to obtain the deviation values ​​of multiple jacks 6 during travel and the deviation values ​​of multiple jacks 3 during lift adjustment. Through the control module 1 of the PID algorithm, the walking and lifting operation deviation values ​​can be compensated, ensuring the synchronization of the corresponding multiple jacks 6 and jacks 3 during travel or lifting. At the same time, the jacks 3 and the jacks 6 can be individually controlled, so that they can adjust the posture of the hanging basket like a single jack to ensure that it meets the design requirements.

[0014] As in Fig. 2, the control module comprises a control unit 1, an analog output module 13, and an analog-to-digital converter module 12, wherein the analog output module 13 and the analog-to-digital converter module 12 are connected to the control unit 1, wherein the travel distance sensor 7 and the lifting distance sensor 3 are each connected to the analog-to-digital converter module 12, wherein the travel distance sensor 7 and the lifting distance sensor 3 both output analog signals, and the analog-to-digital converter module 12 converts the analog signals into digital signals and sends them to the control unit 1, wherein the mobile hydraulic proportional valve 5 and the lifting hydraulic proportional valve 2 are each connected to the analog output module 13,wherein after the PID operation in the control unit 1, a digital signal is output to the analog output module 13, and the analog output module 13 converts the received digital signal into an analog signal and forwards it to the mobile hydraulic proportional valve 5 and the lifting hydraulic proportional valve 2. As shown in , Fig. 3, a travel sensor 7 is mounted on the outside of the jack 6, wherein the travel sensor 7 has a first pull rod 71, wherein the jack 6 has a first piston rod 61, at one end of which a connecting plate 62 is arranged, which fits to the first pull rod 71, wherein one end of the first pull rod 71 is fixedly connected to the connecting plate 62, wherein the connecting plate 62 is driven to move when the first piston rod 61 of the jack 6 is telescoped, wherein the connecting plate 62 moves upon driving the first pull rod 71 of the travel sensor 7 to achieve the travel detection of the jack 6; wherein the body of the travel sensor 7 is mounted on the outside of the cylinder of the jack 6 by means of the first mounting bracket 72. As shown in Fig.4, the jack 3 has a second piston rod 31, the outside of which has an external thread, the outside of the second piston rod 31 being provided with a self-locking nut 32, and the jack 3 has a lifting travel sensor 4 which is fixedly provided on the outside of the jack 3, the lifting travel sensor 4 having a second tie rod 41, at the end of which a connecting seat 33 is attached, an internally threaded bore corresponding to the connecting seat 33 is provided on the outside of the self-locking nut 32, and the connecting seat 33 is provided with a fastening bolt 34 which fits with the internally threaded bore;During stroke adjustment, the self-locking nut 32 is located at the end of the second piston rod 31, and when the second piston rod 31 of the jack 3 is telescoped, the second piston rod 31 moves the self-locking nut 32, and the self-locking nut 32 drives the second tie rod 41 of the stroke sensor 4 through the connecting seat 33 to achieve displacement detection of the jack 3; after stroke adjustment is completed, the fixing bolt 34 is removed from the internally threaded hole on the side of the self-locking nut 32, and the self-locking nut 32 is screwed on so that the self-locking nut 32 is pressed against the upper end of the cylinder of the jack 3, thereby converting the hydraulic supporting force into a mechanical supporting force; at this time, the body of the stroke sensor 4 is fixed to the outside of the cylinder of the jack 3 by means of a second mounting bracket 42.

[0015] The fastening bolts 34 described in this embodiment are hand-tightened screws that can be easily removed and installed with bare hands. The traveling hydraulic proportional valve 5 and the lifting hydraulic proportional valve 2 described in this embodiment are three-position electro-hydraulic four-way proportional valves. By controlling the three-position electro-hydraulic four-way proportional valves, it is possible to realize the expansion and contraction control of the traveling jack 6 and the lifting jack 3.

[0016] It should be noted that the above content only illustrates the technical ideas of the utility model, cannot be used to limit the scope of protection of the utility model, for a person skilled in the art, various improvements and embodiments are possible without departing from the principle of the utility model, and these improvements and embodiments all fall within the scope of protection of the claims of the utility model.

Claims

[1] Position adjustment system for the automatic control of a hanging basket, characterized by that it comprises a control module, a hydraulic source, a lifting jack and a driving jack; wherein the trestle is provided with a travel sensor, and the trestle is connected to the hydraulic source via a movable hydraulic proportional valve; wherein the lifting jack is provided with a matching lifting travel sensor and is connected to the hydraulic source via a lifting hydraulic proportional valve; wherein the travel sensor and the lifting travel sensor are each connected to an input port of the control module, and the mobile hydraulic proportional valve and the lifting hydraulic proportional valve are each connected to an output port of the control module. [2] Position adjustment system for automatically controlling a hanging basket according to claim 1, characterized bythat the control module comprises a control unit, an analog output module and an analog-digital converter module, wherein the analog output module and the analog-digital converter module are connected to the control unit, wherein the travel sensor and the lifting travel sensor are each connected to the analog-digital converter module, and the mobile hydraulic proportional valve and the lifting hydraulic proportional valve are each connected to the analog output module. [3] Position adjustment system for automatically controlling a hanging basket according to claim 1, characterized by that a travel sensor is attached to the outside of the trestle, wherein the travel sensor has a first pull rod, wherein the trestle has a first piston rod, at one end of which a connecting plate is arranged which fits to the first pull rod, wherein one end of the first pull rod is fixedly connected to the connecting plate. [4] Position adjustment system for automatically controlling a hanging basket according to claim 1, characterized by in that the lifting jack has a second piston rod, the outside of which has an external thread, wherein the outside of the second piston rod is provided with a self-locking nut, and wherein the lifting jack has a lifting travel sensor which is fixedly provided on the outside of the lifting jack, wherein the lifting travel sensor has a second pull rod, at the end of which a connecting seat is attached, wherein on the outside of the self-locking nut there is provided an internally threaded bore which corresponds to the connecting seat, and the connecting seat is provided with a fastening bolt which fits to the internally threaded bore. [5] Position adjustment system for automatically controlling a hanging basket according to claim 4, characterized by that the fastening bolts are hand-tightened screws. [6] Position adjustment system for automatically controlling a hanging basket according to claim 1, characterized by that the mobile hydraulic proportional valve and the lifting hydraulic proportional valve are electro-hydraulic three-way proportional valves with four positions.

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