阅读说明：本技术 一种行走式起重机电磁式自动快速升降撑脚 (A kind of automatic fast lifting support foot of walking crane electromagnetic type ) 是由 吴军 黄观阳 秦烁晓 于超 于 2019-09-25 设计创作，主要内容包括：本发明公开了一种行走式起重机电磁式自动快速升降撑脚,由底脚、拉簧、大、小挂架、压簧、电磁铁、连杆、衔铁、托盘、钢丝绳等组成；所述底脚依次套有螺套付、小挂架、压簧、所述螺套付中固定半螺套与大挂架连接,活动半螺套与转动轴铰接后通过支撑臂与大挂架连接,所述连杆一端与大挂架螺接,另一端与托盘连接,托盘中心孔套入衔铁导向杆,置衔铁于托盘之上,所述大挂架垂直面可与行走式起重机底盘连接；本发明结构简单、安全可靠、性价比高,只要通过按钮或程序,便可自动控制撑脚的快速升降与锁定,适用于所有移动时撑脚需要升起并锁定,固定时撑脚下降并能锁定支撑的机械设备,特别适用于行走式起重机。(The invention discloses a kind of automatic fast lifting support foots of walking crane electromagnetic type, are made of footing, tension spring, large and small hanger, pressure spring, electromagnet, connecting rod, armature, pallet, wirerope etc.；The footing is successively cased with during swivel nut is paid, small hanger, pressure spring, the swivel nut are paid and fixes half swivel nut and connect with big hanger, movable half swivel nut is hingedly connect by support arm with big hanger afterwards with rotation axis, described connecting rod one end is spirally connected with big hanger, the other end is connect with pallet, it is inserted in armature guide rod in tray center hole, armature is set on pallet, the big hanger vertical plane can be connect with walking crane chassis；The configuration of the present invention is simple, safe and reliable, cost performance is high, as long as passing through button or program, fast lifting and the locking of support foot can be automatically controlled, suitable for it is all mobile when support foot need rise and lock, the mechanical equipment of support foot decline and energy lock support when fixed, especially suitable for walking crane.)

1. a kind of automatic fast lifting support foot of mobilecrane electromagnetic type, including footing (1), tension spring (2), swivel nut pay (3), small Hanger (4), pressure spring (5), location nut (6), big hanger (7), electromagnet (8), connecting rod (9), electromagnet (10), armature (11), Pallet (12), wirerope (13) composition；The footing (1) includes chassis (101), screw rod (102), and the swivel nut pays (3) Including fixing half swivel nut (301), movable half swivel nut (302), shaft (303), support arm (304), the armature (11) includes Armature block (1101), guide rod (1102)；

The footing (1) is successively cased with swivel nut and pays (3), small hanger (4), pressure after being connect by chassis (101) are vertical with screw rod (102) It fixes half swivel nut (301) in spring (5), location nut (6), the swivel nut pair (3) to be spirally connected with big hanger (7), movable half swivel nut (302) it is hingedly connect afterwards by the way that support arm (304) are vertical with big hanger (7) with rotation axis (303), the small hanger (4) is vertical Face is connect with big hanger (7), and horizontal plane is provided with prong, and prong is pitched to be held the pressure spring (5) into screw rod (102), the pressure spring (5) Upper surface is positioned by the location nut (6), and the L shape connecting rod (9) one end is spirally connected with big hanger (7) horizontal plane, another End is connect with pallet (12), and pallet (12) center is provided with through-hole, and through-hole is inserted in the guide rod (1102), sets armature block (1101) on pallet (12), movable half swivel nut (302) is connect with the tension spring (3) with big hanger (7), the guiding Bar (1102) lower end is connect with the wirerope (13) with the movable half-nut (302), and the big hanger vertical plane can be with row Walk the connection of formula crane chassis.

2. the automatic fast lifting support foot of mobilecrane electromagnetic type according to claim 1, it is characterised in that: described big Hanger (7) and small hanger (4) two adjacent surfaces are orthogonal, and vertical plane connecting hole is kidney slot.

3. the automatic fast lifting support foot of mobilecrane electromagnetic type according to claim 1, it is characterised in that: the pressure Spring (5), pallet (12) are non-magnetizer.

4. the automatic fast lifting support foot of mobilecrane electromagnetic type according to claim 1, it is characterised in that: the bottom Disk (101) is rigid board and elastic material combination.

5. the automatic fast lifting support foot of mobilecrane electromagnetic type according to claim 1, it is characterised in that: the drawing Spring (3), the deformation length of pressure spring (5), electromagnet (8) and screw rod (102), electromagnet (10) and armature block gap can be two-way It adjusts.

Technical field

The present invention relates to Mobile hoisting machinery device fields, specifically, be a kind of walking crane electromagnetic type from Dynamic fast lifting support foot.

Background technique

With the deep development of manufacturing industry transition and upgrade and the decrease of social population's bonus, the lifting handling of many objects is all Mechanization is done step-by-step, this promotes the extensive utilizations of Mobile hoisting haulage equipment.But the shifting used on present society Dynamic formula lifting haulage equipment generallys use fluid pressure type automatic lifting support foot, and not only structure is complicated, at high price, and repairs tired It is difficult；And need manpower to start when the fixation of hand lifting/lowering support foot, time-consuming, labour-consuming, automatic operation requirement is not met, up to the present, Not yet occurs a kind of automatic fast lifting support foot of walking crane electromagnetic type in the market.

Summary of the invention

Goal of the invention: in order to solve the deficiencies in the prior art, that the present invention provides a kind of structures is simple, cheap, behaviour Work is convenient, goes up and down quick, safe and reliable Mobile hoisting machinery electromagnetic type automatic quick height support foot.

Technical solution: a kind of automatic fast lifting support foot of mobilecrane electromagnetic type, including footing, tension spring, swivel nut pay, Small hanger, pressure spring, location nut, big hanger, electromagnet, connecting rod, electromagnet, armature, pallet, wirerope composition；The bottom Foot includes chassis, screw rod, and it includes fixing half swivel nut, movable half swivel nut, shaft, support arm, the armature that the swivel nut, which is paid, Including armature block, guide rod；

The footing by chassis with screw rod is vertical connect after be successively cased with swivel nut pay, small hanger, pressure spring, location nut, the spiral shell It fixes half swivel nut in set pair to be spirally connected with big hanger, movable half swivel nut hingedly connects by the way that support arm is vertical with big hanger afterwards with rotation axis It connects, the small hanger vertical plane is connect with big hanger, and horizontal plane is provided with prong, and prong, which is pitched, holds the pressure spring into screw rod, described Pressure spring upper surface is positioned by the location nut, and described L shape connecting rod one end is spirally connected with big hanger horizontal plane, the other end and support Disk connection, the tray center are provided with through-hole, and through-hole is inserted in the guide rod, sets armature block on pallet, the activity half Swivel nut is connect with the tension spring with big hanger, and the guide rod lower end is connect with the wirerope with the movable half-nut, institute Stating big hanger vertical plane can connect with walking crane chassis.

As optimization: the big hanger and small hanger two adjacent surfaces are orthogonal, and vertical plane connecting hole is kidney slot.

As optimization: the pressure spring, pallet are non-magnetizer.

As optimization: the chassis is rigid board and elastic material combination.

As optimization: the tension spring, the deformation length of pressure spring, the gap of electromagnet and screw rod, electromagnet and armature block are equal It can bidirectional modulation.

The utility model has the advantages that support foot can be fast when needing fixed support when apparatus of the present invention can make walking lifting equipment work Speed is automatically fallen off, and secure support, when its start walking when, can rapid increase, and can positive lock, effectively improve and apply Work efficiency rate, reduces labor intensity, shortens process circulation time, and also have following structural advantages:

1, the configuration of the present invention is simple, debugging it is convenient, using being easy, standard, mature electrical component knot are equipped with based on mechanical structure Structure is simple, clear；

2, the device of the invention total, which can facilitate, realizes that position is adjusted, structural integrity, versatile.The present invention by it is mechanical with Electric switch combines together, as long as the fast lifting of the i.e. controllable footing of the position base for being mounted on equipment when use, applicable Its support foot needs to rise when all walkings, the equipment that when work needs supporting descending, and application is very extensive.

3, structure of the invention is reliable, high safety, supports for mechanical rigid, mechanical flexibility locking, and structure is reliable, safety By force.

4, the present invention makes full use of standard sections and standard electronic electrical component, reduces cost of manufacture, improves product Valence ratio.

5, the present invention is electromechanical integrated device, particularly suitable for intelligent control equipment.

6, apparatus of the present invention production design is particularly suitable for " standardized designs " " factory mainly using mechanical cold machining process Change manufacture " " mold production ".

Detailed description of the invention

Schematic view of facade structure when Fig. 1 is support foot contraction state in the embodiment of the present invention；

Fig. 2 is the schematic view of facade structure gone up on support foot in the embodiment of the present invention in support foot contraction process；

Fig. 3 is state schematic view of facade structure during the drop of the present embodiment support underfooting；

Fig. 4 be support foot of the present invention land holding state when schematic view of facade structure；

Fig. 5 is electric control theory schematic diagram of the present invention.

The chassis footing 1(101, screw rod 102 in figure), tension spring 2, swivel nut pay the fixed half-nut 301 of 3(, movable half-nut 302, Rotation axis 303, support arm 304), small hanger 4, pressure spring 5, location nut 6, big hanger 7, electromagnet 8, connecting rod 9, electromagnet 10, Armature 11(armature block 1101, guide rod 1102) pallet 12, wirerope 13,01 hoist base, 02 terrace；DC power supply ZD, Toggle switch (dialling operated condition with self-locking Z can be continuously maintained) electromagnet coil 1TC, 2TC of KG1,2,8,10,1 ~ 3RD of fuse , 1 ~ 3HD of signal lamp.

Specific embodiment

The technical scheme in the embodiments of the invention will be clearly and completely described below, so that the technology of this field Personnel can better understand advantages and features of the invention, to make apparent boundary to protection scope of the present invention It is fixed.Embodiment described in the invention is only a part of the embodiment of the present invention, instead of all the embodiments, based on the present invention In embodiment, those of ordinary skill in the art's every other implementation obtained without making creative work Example, shall fall within the protection scope of the present invention.