CN105828778B - Mobile elevator apparatus - Google Patents

Abstract

The present invention relates to the Mobile elevator apparatus with traveling auxiliary wheel, in more detail, the present invention discloses Mobile elevator apparatus, above-mentioned Mobile elevator apparatus includes: lifting unit, including pedestal, base portion and crane, above-mentioned pedestal has multiple movable pulleys, said base portion is for placing user or transfer object, above-mentioned crane extends in above-mentioned pedestal to upper direction, it is supported in the mode for making said base portion be located at specified altitude or more from bottom, and is selectively adjusted the height in said base portion；And traveling auxiliary unit, including auxiliary wheel is travelled, above-mentioned traveling auxiliary wheel is driven under above-mentioned pedestal with bottom connection touching, and above-mentioned traveling auxiliary unit is located in the center of gravity of above-mentioned lifting unit, the traveling for assistance for lifting unit.

Description

Mobile elevator apparatus

Technical field

The present invention relates to Mobile elevator apparatus, above-mentioned Mobile elevator apparatus includes: main body, in the side of aforementioned body It is formed with gripping section, operator can hold above-mentioned gripping section；One end of multiple insertion tooths, above-mentioned multiple insertion tooths is fixed on The other end of the inside of aforementioned body, above-mentioned multiple insertion tooths extends to the external of aforementioned body, and is inserted in human body；And match It is placed in aforementioned body, and is formed in long mode, the present invention relates to Mobile elevator apparatus with above-mentioned insertion tooth for one end, more In detail, it is related to having and is located in center of gravity, and the Mobile elevator apparatus of the additional traveling auxiliary wheel for auxiliary travelling.

Background technique

Recently, it with the rapidly growth of older population, can be improved the convenience of operator, and can reduce by recuperating The research and development of the aged friendly product of bring financial burden are protected to be concerned.

Under normal circumstances, the protection of recuperating to the elderly is realized in the dedicated facility of recuperating of house or the elderly, and in day In terms of the executive capability often lived, dining, shower, defecation, transfer and movement are divided into main behavior.

In particular, be difficult oneself action the elderly in the case where, be badly in need of the help on periphery, therefore, it is necessary to research and develop and this Relevant technology.

Based on this environment, the pedestal or transfer device phase with the variform for transferring user are being researched and developed recently The multiple product of pass, but the research and development of the product Jing Guo systematic Study are still seldom.

In particular, after making user be placed in pedestal, it is used outer when operator directly transfers in order to reduce Power widely researches and develops the carrier etc. with additional traveling auxiliary unit.

But for existing device, when operator moves the pedestal by being taken by caregiver, although can be auxiliary Walk help is sailed, but when traveling auxiliary unit when driving, there are problems that the contact because between bottom due to can not correctly transmit strength. In particular, there is traveling auxiliary unit can not be just in the case where travelling on inclined section or bottom faces and uneven road surface Often work, and the problem of the contact force reduction of driving wheel.

Summary of the invention

Technical problem

It is an object of the present invention in order to solve the problems, such as existing Mobile elevator apparatus and it is different from the past need into Row manual operation Mobile elevator apparatus, provide in center of gravity have traveling auxiliary wheel Mobile elevator apparatus, it is above-mentioned Having the Mobile elevator apparatus of traveling auxiliary wheel in center of gravity, not only there is additional traveling auxiliary wheel to carry out assistance for lifting unit It is mobile, and traveling auxiliary wheel can be provided on based on the center of gravity of the load of lifting unit to increase connecing between bottom Touch.

Moreover, the present invention provides the Mobile lifting dress in center of gravity with traveling auxiliary wheel that can adjust rotary force It sets, the above-mentioned Mobile elevator apparatus in center of gravity with traveling auxiliary wheel for enough adjusting rotary force utilizes additional rotation block Portion, which makes to travel auxiliary wheel, to be stopped in the driving process of lifting unit by the selection of operator, so as to allow operator Member safely uses.

Technical problem of the invention is not limited to technical problem as mentioned above, the technical field of the invention it is general Logical technical staff can be clearly understood that unmentioned other technologies problem by record below.

Solution to the problem

In order to solve the above technical problems, the present invention includes: lifting unit, including pedestal, base portion and crane, on Pedestal is stated with multiple movable pulleys, said base portion is for placing user or transfer object, and above-mentioned crane is at above-mentioned bottom Seat extends to upper direction, is supported in the mode for making said base portion be located at specified altitude or more from bottom, and select Adjust to selecting property the height in said base portion；And traveling auxiliary unit, including traveling auxiliary wheel, above-mentioned traveling auxiliary wheel is upper It states and is driven under pedestal with bottom connection touching, above-mentioned traveling auxiliary unit is located in the center of gravity of above-mentioned lifting unit, is used for The traveling of assistance for lifting unit.

Also, above-mentioned crane can include: swivel link, and the top along above-mentioned pedestal is above-mentioned towards being transversely formed The side of swivel link has rotary shaft, and combines by such a way that above-mentioned pedestal is prejudicially rotated；And vertically connect Bar is extended to upper direction on above-mentioned swivel link, and is carried out in the mode for making said base portion be located at specified altitude or more Support, above-mentioned crane can selectively be rotated, to adjust the position of said base.

Also, above-mentioned pedestal can be by a part of above-mentioned traveling auxiliary unit to being formed in a manner of up and down, this hair Bright can also include bracket, the top for the above-mentioned traveling auxiliary unit that above-mentioned bracket encirclement is penetrated through, and the one of above-mentioned swivel link Part can be bent, so as to be rotated in the case where preventing and interfering with above-mentioned bracket.

Also, the present invention can include: guide portion, guide sections above-mentioned pedestal upper side with above-mentioned swivel link Rotary shaft centered on formed along the position of same radius；And sliding part, it is formed in the lower part of above-mentioned swivel link, and with Guide sections combine, without departing from the case where, moved along guide sections.

Also, the present invention can also include first control unit, and above-mentioned first control unit is set on above-mentioned pedestal, and Including the first test section and first control units, above-mentioned first test section detects the load applied to above-mentioned lifting unit, and transmits For electric signal, above-mentioned first control units measures the weight of above-mentioned lifting unit using the electric signal transmitted from above-mentioned first test section The heart, and control above-mentioned traveling auxiliary wheel and be located in above-mentioned center of gravity.

Also, above-mentioned first test section can include multiple sensors, and can be configured at above-mentioned bottom in a spaced manner On seat.

Also, above-mentioned traveling auxiliary unit can include: sliding guide, forward and backward with long on above-mentioned pedestal Mode is formed；And moving parts, it is combined with above-mentioned traveling auxiliary wheel, and selectively carried out along above-mentioned sliding guide Sliding, for adjusting the position of above-mentioned traveling auxiliary wheel.

Also, above-mentioned traveling auxiliary unit can be with the full payload with the lifting unit detected in above-mentioned first test section Corresponding mode is selectively adjusted the rotary force of above-mentioned traveling auxiliary wheel.

Also, above-mentioned traveling auxiliary unit being capable of side to be flexibly supported by above-mentioned pedestal to above-mentioned traveling auxiliary wheel Formula is constituted.

Also, above-mentioned traveling auxiliary unit can also include additional rotation stop section, above-mentioned additional rotation stop section Stop the work of above-mentioned traveling auxiliary wheel selectively.

Also, it is a feature of the present invention that above-mentioned crane can on above-mentioned pedestal with up and down direction rotary shaft, And can be pivoted about with rotary shaft, above-mentioned traveling auxiliary unit is mutually interlocked with above-mentioned crane, and makes above-mentioned traveling Auxiliary wheel is rotated together with according to the rotation status of above-mentioned crane, to adjust driving direction.

Also, above-mentioned traveling auxiliary unit can in the rotary shaft that the lower part of above-mentioned pedestal is located at above-mentioned crane, and It can be connected directly to fetch with above-mentioned crane and be rotated simultaneously.

Also, the present invention may also include: buffer cell, the side of above-mentioned buffer cell is connected with above-mentioned crane, The other side of above-mentioned buffer cell is connected with said base portion, come the vibration occurred in said base portion that decays, above-mentioned buffering The inside of unit includes magneto-rheological fluid, to be selectively adjusted attenuation coefficient according to the intensity of the electric current applied；With And second control unit, it is correspondingly adjusted for detecting the vibration in said base portion, and with the intensity of detected vibration The intensity of the electric current applied to above-mentioned buffer cell.

Also, above-mentioned second control unit can include: the second test section, be set in said base portion, for detecting The oscillation intensity in said base portion, and electric signal is correspondingly generated with detected oscillation intensity；And second control unit, The electric current applied to above-mentioned buffer cell is adjusted according to the intensity of the electric signal generated in above-mentioned second test section.

Here, it is a feature of the present invention that above-mentioned second test section can include that acceleration transducer is above-mentioned to be set to The anterior end portion of base portion, and electric signal is generated according to the acceleration detected in said base portion.

Also, it is a feature of the present invention that with the vibration detected in above-mentioned second test section intensity increase, on It states the second control unit and reduces the electric current applied to above-mentioned buffer cell.

Also, above-mentioned second control unit can be divided in the electric signal generated in above-mentioned second test section by multiple regions Intensity, and in each region, the electric current of same intensity is provided to above-mentioned buffer cell, above-mentioned buffer cell is pressed above-mentioned second The different regions of the intensity of the electric signal measured in test section to receive the electric current of different intensity, and adjust decaying system Number.

Also, it is a feature of the present invention that above-mentioned buffer cell includes: cylinder, there is defined length, and in above-mentioned gas The inside of cylinder is filled with above-mentioned magneto-rheological fluid；Piston portion, including piston and axis, above-mentioned piston is in the inside of above-mentioned cylinder to length Direction movement is spent, a part of above-mentioned axis is inserted into the side of above-mentioned cylinder, and is connected with above-mentioned piston to be flowed together It is dynamic；And magnetic field generator, in multiple coils that are internally provided with of above-mentioned piston, and magnetic occurs by the electric power applied , come the intensity of the electric current supplied, the viscosity of above-mentioned magneto-rheological fluid is made to change according to by above-mentioned second control unit.

The effect of invention

The present invention for solving above-mentioned technical problem has the following effects that.

First, it is different from existing lifting device, there is additional traveling auxiliary wheel, thus when being moved, auxiliary The burden in physical strength to reduce operator is travelled, and in the center of gravity of lifting device there is traveling auxiliary wheel to increase and bottom Contact force between portion.

Second, the position of traveling auxiliary wheel is adjusted in the lower part of lifting device, and come with additional load transducer It adjusts traveling auxiliary wheel to be located in the center of gravity of entire lifting device, thus with whether having transfer object independently with dynamic role Mode maintain traveling auxiliary wheel contact force.

Third, traveling auxiliary wheel are provided with additional buffer unit to flexibly support to traveling auxiliary wheel, thus In the case that Mobile elevator apparatus carries out movement, the contact force between bottom can be increased, and buffer and drawn by bottom state The impact risen.

4th, traveling auxiliary unit is provided with additional rotation stop section, operator is selectively stopped The rotation status for travelling auxiliary wheel allows the operator to the traveling that Mobile elevator apparatus is determined by required state, and It can prevent safety accident.

Effect of the invention is not limited to effect mentioned above, the ordinary skill people of the technical field of the invention Member can be clearly understood that other unmentioned effects by record below.

Detailed description of the invention

Fig. 1 is the figure for schematically illustrating the structure of Mobile elevator apparatus of the first embodiment of the present invention.

Fig. 2 is the figure that the state of base portion lifting is indicated in the Mobile elevator apparatus of Fig. 1.

Fig. 3 is the figure that the state of base portion decline is indicated in the Mobile elevator apparatus of Fig. 2.

Fig. 4 is to indicate pedestal in the Mobile elevator apparatus of Fig. 1 and travel the figure of the structure of auxiliary unit.

Fig. 5 is the figure for the state for indicating that the position of traveling auxiliary wheel is not moved in the Mobile elevator apparatus of Fig. 1.

Fig. 6 is the figure for the state for indicating that the position of traveling auxiliary wheel is moved to the left in the Mobile elevator apparatus of Fig. 5.

Fig. 7 is the figure that crane state of rotation is indicated in the Mobile elevator apparatus of Fig. 1.

Fig. 8 is the figure for expanding A in the Mobile elevator apparatus of Fig. 7.

Fig. 9 is to indicate that traveling auxiliary wheel and bottom carry out the structure of Elastic Contact in the Mobile elevator apparatus of Fig. 1 Figure.

Figure 10 is that pedestal and traveling auxiliary unit are indicated in the Mobile elevator apparatus of the second embodiment of the present invention The figure of structure.

Figure 11 is the figure that traveling auxiliary wheel state of rotation is indicated in the Mobile elevator apparatus of Figure 10.

Figure 12 is to indicate that traveling auxiliary wheel and ground carry out the structure of Elastic Contact in the Mobile elevator apparatus of Figure 10 Figure.

Figure 13 is the figure for briefly expressing the structure of Mobile elevator apparatus of the third embodiment of the present invention.

Figure 14 is the figure that the state of base portion lifting is indicated in the Mobile elevator apparatus of Figure 13.

Figure 15 is the figure that the state of base portion decline is indicated in the Mobile elevator apparatus of Figure 14.

Figure 16 is the figure that the structure of buffer cell is indicated in the Mobile elevator apparatus of Figure 13.

Figure 17 is to indicate that there is no in the state of transfer object in base portion in the Mobile elevator apparatus of Figure 13 The figure vibrated.

Figure 18 is in the state of indicating to be placed with transfer object in base portion in the Mobile elevator apparatus of Figure 17 The figure vibrated.

Figure 19 is to indicate to generate by the intensity of the vibration by acting on the second test section in the lifting device of Figure 13 The intensity of electric signal adjusts the figure of the state of attenuation coefficient.

Figure 20 is the figure that the deformed structure of buffer cell is indicated in the lifting device of Figure 13.

Figure 21 is to indicate that piston element carries out the figure of mobile state in the buffer cell of Figure 20.

Specific embodiment

Like this, by appended attached drawing to the movable type in center of gravity with traveling auxiliary wheel of the invention constituted The preferred embodiment of lifting device is described in detail.But this is not used to limit the invention to specific modality, but It helps further to be expressly understood that of the invention through this embodiment.

During being illustrated to the present embodiment, identical title and identical attached drawing mark are used to identical structure Note, and omit thus caused additional information.

First embodiment

Firstly, referring to figs. 1 to Fig. 4 to the Mobile elevator apparatus with traveling auxiliary wheel of first embodiment of the invention Structure observe as follows.

Fig. 1 is the figure for schematically illustrating the structure of Mobile elevator apparatus of the first embodiment of the present invention, and Fig. 2 is in Fig. 1 Mobile elevator apparatus in indicate base portion up and down state figure.

Moreover, Fig. 3 is the figure for indicating the state of base portion decline in the Mobile elevator apparatus of Fig. 2, Fig. 4 is in Fig. 1 Mobile elevator apparatus in indicate pedestal and travel auxiliary unit structure figure.

As shown, the Mobile elevator apparatus of the embodiment of the present invention generally comprises lifting unit 100, traveling auxiliary unit 200 and above-mentioned first control unit 300.

Above-mentioned lifting unit 100 has the structure similar with common Mobile lifting pedestal, and including pedestal 110, base Portions 130 and crane 120.

Above-mentioned pedestal 110 supports entire Mobile elevator apparatus, and has multiple movable pulleys 112 above-mentioned to make by external force Lifting unit 100 is able to carry out movement.

Specifically, above-mentioned pedestal 110 of the invention is in said base portion 130 and the lower part of above-mentioned crane 120 to above-mentioned Crane 120 is supported, and combines above-mentioned crane 120 in a manner of being able to carry out rotation with above-mentioned pedestal 110.

Also, further includes bracket 114 in above-mentioned pedestal 110, connectivity slot is formed in above-mentioned bracket 114, so that aftermentioned For a part of above-mentioned traveling auxiliary unit 200 to up and down, above-mentioned bracket 114 surrounds the above-mentioned traveling auxiliary unit penetrated through 200 top, and prevent to interfere.

For the detailed construction of above-mentioned pedestal 110, it will be carried out together with above-mentioned crane 120 aftermentioned.

Said base portion 130 can be configured at the top of above-mentioned pedestal 110 to place user, under normal circumstances, above-mentioned Base portion 130 is capable of forming bed form.Here, said base portion 130 can not only be formed as special for placing user Bed shape, and transfer object can be conveyed.

In the present embodiment, said base portion 130 is structured to place the bed form of user, and is configured to lead to Overwinding transfers the pedestal of swaying for adjusting a part of tilt angle.

Above-mentioned crane 120 is combined with above-mentioned pedestal 110, to extend to upper direction, and with from above-mentioned lifting The mode that the bottom in portion 120 is located at specified altitude or more supports said base portion 130.Here, above-mentioned crane 120 can select Adjust to property the height in said base portion 130.

It is observed vertically to adjust the structure of the position in said base portion 130 by above-mentioned crane 120 It is as follows, it is provided in above-mentioned crane 120 in conjunction with guiding piece 126, the side and said base portion of above-mentioned combination guiding piece 126 130 combine, in surround up and down direction a part in the form of, also, above-mentioned combination guiding piece 126 be able to carry out rise, The mode of decline is combined with above-mentioned crane 120.

Like this, above-mentioned combination guiding piece 126 combines said base portion 130 with above-mentioned crane 120, and along upper The up and down direction for stating crane 120 carries out up and down, so as to adjust the height in said base portion 130.

As shown in Fig. 2, the above-mentioned lifting unit 100 constituted in this way increased said base portion 130, under Drop.

In the present embodiment, although being configured to the common base that above-mentioned lifting unit 100 vertically carries out up and down The form of seat, but it is different from this, above-mentioned lifting unit 100 not only can be used, but also common pallet or delivery can be used Body.

On the other hand, if observing the specific structure of the above-mentioned crane 120 of the present embodiment, including swivel link 122 and vertical links 124.

Above-mentioned swivel link 122 along the top of above-mentioned pedestal 110 towards being transversely formed, the one of above-mentioned swivel link 122 Side has rotary shaft, and combines by such a way that above-mentioned pedestal 110 is prejudicially rotated.That is, above-mentioned swivel link 122 Side has rotary shaft in the upper side of above-mentioned pedestal 110, and is combined in a manner of being able to carry out rotation.

Moreover, the other side of above-mentioned swivel link 122 can be come with aftermentioned above-mentioned 124 secure bond of vertical links Above-mentioned vertical links 124 is supported, and can selectively be rotated to adjust above-mentioned vertical links 124 and said base portion 130 position.

Here, as shown, above-mentioned swivel link 122 by above-mentioned bracket 114 make a part to upper direction bending and At to will not be interfered with above-mentioned bracket 114 when being pivoted about with rotary shaft.

In the present embodiment, above-mentioned swivel link 122 has rotary shaft in the upper side of above-mentioned bracket 114, and with can The mode rotated combines, and correspondingly bends with the shape of above-mentioned bracket 114.

Above-mentioned vertical links 124 extends on above-mentioned swivel link 122 to upper direction, and supports said base portion 130 More than specified altitude.Specifically, the end of the other side of above-mentioned vertical links 124 of the invention and above-mentioned swivel link 122 End combines, and is extended on the top of above-mentioned pedestal 110 to upper direction in long mode.

In the present embodiment, as described above, above-mentioned vertical links 124 includes above-mentioned combination guiding piece 126, with above-mentioned knot It closes guiding piece 126 to combine with said base portion 130, above-mentioned combination guiding piece 126 is made to carry out up and down, thus on adjusting State the height of base portion 130.

Like this, above-mentioned crane 120 includes above-mentioned swivel link 122 and above-mentioned vertical links 124, can pass through rotation Connecting rod rotates to adjust the position in said base portion 130, and can be above-mentioned to make by going up and down above-mentioned combination guiding piece 126 130 up and down of base portion.

Like this, it with constituting above-mentioned lifting unit 100, placing objects object can be transferred in said base portion 130, And position can be selectively adjusted.

On the other hand, above-mentioned lifting unit 100 includes handle 132, and operator can hold above-mentioned handle 132 to move Above-mentioned lifting unit 100.In the present embodiment, as shown, above-mentioned handle 132 is combined with above-mentioned combination guiding piece 126.? This, above-mentioned handle 132 can be configured to variform, and in the present embodiment, above-mentioned handle 132 has quadrangle ring-shaped, above-mentioned A part of handle 132 is combined with above-mentioned combination guiding piece 126.

Above-mentioned traveling auxiliary unit 200 includes traveling auxiliary wheel 210, and above-mentioned traveling auxiliary wheel 210 is on above-mentioned pedestal 110 It is driven, also, above-mentioned traveling auxiliary unit 200 is located in the center of gravity of above-mentioned lifting unit 100, is used with bottom connection touching In the traveling for assisting above-mentioned lifting unit 100.

Specifically, above-mentioned traveling auxiliary unit 200 includes above-mentioned traveling auxiliary wheel 210 and above-mentioned drive motor 220, above-mentioned Traveling auxiliary wheel 210 is combined with the lower part of above-mentioned pedestal 110, and is touched with bottom connection.Moreover, above-mentioned drive motor 220 with Above-mentioned traveling auxiliary wheel 210 is connected, rotate above-mentioned traveling auxiliary wheel 210.

That is, above-mentioned traveling auxiliary unit 200 is also additionally arranged, thus with upper other than multiple above-mentioned movable pulleys 112 The work for stating drive motor 220 rotates above-mentioned traveling auxiliary wheel 210.Here, above-mentioned traveling auxiliary wheel 210 is by above-mentioned drive Motor 220 is moved to rotate, above-mentioned drive motor 220 adjusts rotary force.

As shown, above-mentioned traveling auxiliary wheel 210 and above-mentioned drive motor 220 can be connected directly, can also be different In this, it can be spaced from each other configuration, and be provided with additional power transmission mechanism (not shown) to transmit power.

Moreover, above-mentioned traveling auxiliary wheel 210 also has additional clutch (not shown), in above-mentioned traveling auxiliary wheel 210 It is touched with bottom connection, but in the case that operator does not need work, is able to carry out zero load rotation.That is, working as above-mentioned traveling When auxiliary wheel 210 and bottom connection touch to keep above-mentioned lifting unit 100 mobile, although it can be rotated together, but not to Rotary force caused by the above-mentioned transmission thus of drive motor 220, so as to prevent the breakage of above-mentioned drive motor 220.

On the other hand, above-mentioned traveling auxiliary unit 200 can also be above-mentioned including sliding guide 230 and moving parts 240 Sliding guide 230 and moving parts 240 are for adjusting above-mentioned traveling auxiliary wheel 210 in the center of gravity of above-mentioned lifting unit 100 Position.

Specifically, above-mentioned sliding guide 230 can be formed forward and backward in long mode on above-mentioned pedestal 110, So as to slide above-mentioned moving parts 240 to length direction.

In the present invention, above-mentioned sliding guide 230 can be set to the above-mentioned bracket being formed on above-mentioned pedestal 110 114 lower part, so that a part of above-mentioned traveling auxiliary wheel 210 is exposed to the above-mentioned connectivity slot interlocked up and down.

At this point, above-mentioned bracket 114 can be with the length direction of above-mentioned sliding guide 230 correspondingly with long mode shape At, and it is different from this, as shown, being capable of forming as round.

In the present embodiment, above-mentioned sliding guide 230 is formed in long mode, the both ends of above-mentioned sliding guide 230 By the lateral support of above-mentioned bracket 114, and the axis form for being formed as receiving power selectively being rotated.Moreover, above-mentioned Sliding guide 230 is formed with screw thread in outer peripheral surface.

Moreover, above-mentioned moving parts 240 is combined with above-mentioned traveling auxiliary wheel 210, and along above-mentioned sliding guide 230 It is selectively slided, to adjust the position of above-mentioned traveling auxiliary wheel 210.

Specifically, above-mentioned moving parts 240 is configured in a manner of penetrating through above-mentioned sliding guide 230, and above-mentioned Be meshed on contact surface between sliding guide 230 with above-mentioned screw thread, thus according to the rotation of above-mentioned sliding guide 230 come Adjusting position.

Moreover, above-mentioned traveling auxiliary wheel 210 is combined in the lower part of above-mentioned moving parts 240, thus according to above-mentioned movement The position of component 240 adjusts to adjust the position of above-mentioned traveling auxiliary wheel 210.

As a result, above-mentioned traveling auxiliary unit 200 can also include above-mentioned sliding guide 230 and above-mentioned moving parts 240, It is located in the center of gravity of above-mentioned lifting unit 100 so as to adjust above-mentioned traveling auxiliary wheel 210.

Like this, it is located at above-mentioned traveling auxiliary wheel 210 in the center of gravity of above-mentioned lifting unit 100, can increases because of load Add the contact force between bottom.In particular, under bottom and non-uniform situation, since above-mentioned traveling auxiliary wheel 210 can not be very It is touched with bottom connection well, it is thus possible to this phenomenon is prevented, to steadily assist the row of above-mentioned lifting unit 100 It sails.

On the other hand, as described above, penetrating through a part of above-mentioned traveling auxiliary unit 200 on above-mentioned pedestal 110, and shape It is that it is possible to make above-mentioned to reduce the center of gravity of lifting device at the reasons why above-mentioned bracket 114 for protecting this Pedestal 110 is close to bottom, and it is auxiliary to be selectively adjusted above-mentioned traveling to increase the efficiency of above-mentioned traveling auxiliary wheel 210 Help the size of wheel 210.

The center of gravity of entire lifting device can move to the lower part as a result, to prevent overturning for lifting device.

Also, although it is not shown, but above-mentioned handle 132 can also include additional operating mechanism (not shown), above-mentioned row Sailing auxiliary unit 200 can also include rotation stop section (not shown), and above-mentioned rotation stop section (not shown) is by aforesaid operations machine Structure operation, and selectively stop the rotation status of above-mentioned traveling auxiliary wheel 210.

Therefore, in the driving process of above-mentioned lifting unit 100, operator passes through additional operating mechanism (not shown) The above-mentioned rotation stop section is set to work, so as to stop above-mentioned lifting unit 100 steadily.Here, aforesaid operations mechanism It can be set on above-mentioned handle 132, like this, additionally it is possible to which above-mentioned rotation stop section is set prevent can be in above-mentioned lifting unit The safety accident occurred in 100 driving process.

The structure for enabling above-mentioned traveling auxiliary wheel 210 to stop rotating is applicable in various structures, in the present embodiment, is configured to Common brake form, so as to pass through the rotation for making above-mentioned traveling auxiliary wheel 210 by the operation of aforesaid operations mechanism Turn state stopping.

Above-mentioned first control unit 300 adjusts above-mentioned traveling auxiliary wheel as the center of gravity for detecting above-mentioned lifting unit 100 The structure of 210 position, including the first test section 310 and first control units (not shown).

Above-mentioned first test section 310 is set on above-mentioned pedestal 110, is applied for detecting by above-mentioned lifting unit 100 Load is transmitted as electric signal.

Specifically, above-mentioned first test section 310 can be made of common load transducer, and can constitute it is multiple come every It opens and is configured on above-mentioned pedestal 110.

In the present embodiment, above-mentioned first test section 310, which is set to, is incorporated in above-mentioned pedestal 110 and above-mentioned pedestal 110 Between the above-mentioned movable pulley 112 of lower part, and it is able to detect and carrys out the pressure applied to above-mentioned movable pulley 112 by load, so as to Enough detect the center of gravity of the full payload of above-mentioned lifting unit 100.

It is electric signal by detected pressure change moreover, in each above-mentioned first test section 310, and to above-mentioned First control units transmission.

Above-mentioned first control units measures above-mentioned lifting unit by the electric signal transmitted from above-mentioned first test section 310 100 center of gravity is located in center of gravity to control above-mentioned traveling auxiliary wheel 210.

Specifically, the electric signal that above-mentioned first control units detection is transmitted respectively from multiple above-mentioned first test sections 310, and with This correspondingly exports the center of gravity of above-mentioned lifting unit 100.Moreover, above-mentioned moving parts 240 is adjusted, so that above-mentioned traveling assists Wheel 210 is located in center of gravity derived from institute.

Like this, with above-mentioned first control unit 300 is constituted, even if being placed in the transfer object in said base portion 130 The load or position of object or patient change, and are also located in center of gravity with controlling above-mentioned traveling auxiliary wheel 210 correspondingly, So as to maintain the contact force of above-mentioned traveling auxiliary wheel 210 and bottom.

On the other hand, above-mentioned first control units can with above-mentioned lifting list detected by above-mentioned first test section 310 The corresponding mode of full payload of member 100 is selectively adjusted the rotary force of above-mentioned traveling auxiliary wheel 210.

Specifically, in the case where being placed with transfer object or patient in said base portion 130, above-mentioned lifting unit 100 full payload increases, as a result, above-mentioned first control units can in order to assist operators traveling and to control above-mentioned traveling auxiliary The rotary force of wheel 210 is helped to increase.

Above-mentioned first control units is correspondingly controlled in a manner of dynamic role with the load of above-mentioned lifting unit 100 as a result, The rotary force of above-mentioned traveling auxiliary wheel 210.

Like this, Mobile elevator apparatus of the invention can come by above-mentioned first control unit 300 in above-mentioned lifting Above-mentioned traveling auxiliary wheel 210 is configured in the center of gravity of unit 100, thus when lifting device is mobile, it can be auxiliary by above-mentioned traveling Wheel 210 is helped to obtain effective auxiliary.

Then, referring to Fig. 5 and Fig. 6 to the shift position of above-mentioned traveling auxiliary wheel 210 the changed state in center of gravity Observe as follows.

Fig. 5 is the figure for the state for indicating that the position of traveling auxiliary wheel is not moved in the Mobile elevator apparatus of Fig. 1, Fig. 6 For the figure for the state that the position of the expression traveling auxiliary wheel in the Mobile elevator apparatus of Fig. 5 is moved to the left.

Attached drawing shown in observation, above-mentioned traveling auxiliary wheel 210 are in the above-mentioned bracket 114 for being formed in above-mentioned pedestal 110 The state that is supported by above-mentioned sliding guide 230 of inside.

Here, in the case where placing transfer object or patient in said base portion 130, entire above-mentioned lifting unit 100 load increases.At this point, since above-mentioned crane 120 is eccentric to the left on above-mentioned pedestal 110, above-mentioned lifting list The weight of member 100 changes, and center of gravity moves to the left.

In this case, above-mentioned first test section 310 is detected using multiple above-mentioned first test sections 310 to correspondingly The weight of point generation effect, above-mentioned first control units are derived there the center of gravity of above-mentioned lifting unit 100 to make above-mentioned sliding guidance Part 230 rotates.

As a result, as shown in fig. 6, above-mentioned moving parts 240 is moved along the length direction of above-mentioned sliding guide 230, make Above-mentioned traveling auxiliary wheel 210 is obtained to be located in center of gravity.

Although above-mentioned sliding guide 230 is connected with additional rotation motor (not shown) at this point, attached drawing is not shown It connects, above-mentioned rotation motor is selectively rotated by above-mentioned first control units.

Like this, be located at above-mentioned traveling auxiliary wheel 210 in the center of gravity of above-mentioned lifting unit 100, can steadily with Bottom connection touching.

Then, referring to Fig. 7 and Fig. 8, make above-mentioned liter to additional guide sections 116 and above-mentioned sliding part 122a is arranged The state that drop frame 120 rotates observe as follows.

Fig. 7 is the figure that crane state of rotation is indicated in the Mobile elevator apparatus of Fig. 1, and Fig. 8 is Fig. 7's Expand the figure of A in Mobile elevator apparatus.

The appended attached drawing of observation, on above-mentioned pedestal 110 centered on above-mentioned rotary shaft in a manner of being able to carry out rotation The above-mentioned crane 120 combined further includes additional guide portion 116 and sliding part 122a for stable rotation.

Guide sections 116 above-mentioned pedestal 110 upper side centered on the rotary shaft of above-mentioned swivel link 122 along The position of same radius is formed.Specifically, in the present embodiment, as shown, during guide sections 116 with above-mentioned rotary shaft are Undercut of the heart in the place that above-mentioned swivel link 122 and above-mentioned vertical links 124 combine forms.

At this point, guide sections 116 have same radius centered on above-mentioned rotary shaft, and be formed as Circles.

That is, guide sections 116 are within the radius that above-mentioned swivel link 122 is pivoted about with above-mentioned rotary shaft With same radius.

On the other hand, above-mentioned sliding part 122a is formed in the lower part of above-mentioned swivel link 122, and with guide sections 116 It combines, and to be moved without departing from a manner of along guide sections 116.

In the present invention, above-mentioned sliding part 122a is combined in a manner of being able to carry out sliding with guide sections 116, when When above-mentioned swivel link 122 is rotated, it can not only be supported in a manner of steadily continuing rotation, and reduce above-mentioned Friction between the upper side of pedestal 110 and above-mentioned swivel link 122.

Specifically, in the present embodiment, above-mentioned sliding part 122a is formed in the lower part of above-mentioned swivel link 122 protrusion, and It is opposite with guide sections 116.Moreover, a part of above-mentioned sliding part 122a is inserted in guide sections 116 made of recess Inside slided along guide sections 116 thus when above-mentioned swivel link 122 is rotated.

At this point, as shown, above-mentioned sliding part 122a is formed as roller form, to reduce guide sections 116 and above-mentioned Friction between sliding part 122a, and in a manner of preventing the upper side of above-mentioned swivel link 122 and above-mentioned pedestal 110 to be in contact The effect of partition is exercised together.

Like this, with above-mentioned sliding part 122a and guide sections 116 are respectively set, as shown, above-mentioned crane 120 can steadily be rotated centered on above-mentioned rotary shaft, additionally it is possible to support the load of above-mentioned crane 120 together.

Then, observe referring to Fig. 9 structure for contacting above-mentioned traveling auxiliary wheel 210 with bottom resilient as follows.

Fig. 9 is to indicate that shown traveling auxiliary wheel 210 and bottom carry out Elastic Contact in the Mobile elevator apparatus of Fig. 1 The figure of structure.

As shown, above-mentioned traveling auxiliary wheel 210 carries out bullet to above-mentioned pedestal 110 in above-mentioned traveling auxiliary unit 200 Property support, to be contacted with bottom resilient.

Specifically, above-mentioned traveling auxiliary wheel 210 is supported by additional support sleeve 212, and with above-mentioned 240 phase knot of moving parts It closes.Specifically, the downside terminal part of above-mentioned moving parts 240 is provided with insertion groove 242, in the inside of above-mentioned insertion groove 242 It is inserted into and is combined with a part of above-mentioned support sleeve 212.

Moreover, being internally provided with buffer unit 244 in above-mentioned insertion groove 242, support sleeve 212 is by above-mentioned buffer unit 244 have elasticity, and are supported.

Above-mentioned traveling auxiliary wheel 210 has the effect that by elastic pressurized as a result, and steadily touches with bottom connection, The impact transmitted by above-mentioned traveling auxiliary wheel 210 is because above-mentioned buffer unit 244 to above-mentioned base unit 300 without passing It is defeated.

In the present embodiment, although being assisted by the structure of above-mentioned buffer unit 244 and insertion groove 242 above-mentioned traveling Wheel 210, which is flexibly supported, but can be applicable in hydraulic damper, pneumatic dampers, spring etc., to be come to above-mentioned traveling auxiliary wheel 210 It is flexibly supported.But the present invention is not limited thereto, passes through above-mentioned traveling auxiliary wheel as long as can buffer from bottom 210 come the structure for the impact transmitted, so that it may be applicable in any structure.

Second embodiment

Then, referring to Fig.1 0 and Figure 11 the second embodiment of Mobile elevator apparatus of the invention observe it is as follows.

Figure 10 is that pedestal and traveling auxiliary unit are indicated in the Mobile elevator apparatus of the second embodiment of the present invention The figure of structure, Figure 11 are the figure that traveling auxiliary wheel state of rotation is indicated in the Mobile elevator apparatus of Figure 10.

As shown, the Mobile elevator apparatus of the second embodiment of the present invention is similarly wrapped with above-mentioned first embodiment Include lifting unit 100, traveling auxiliary unit 200 and above-mentioned first control unit 300.

Although basic structure is similar with above-mentioned first embodiment, above-mentioned traveling auxiliary unit 200 and above-mentioned lifting Frame 120 is interlocked together to rotate.

Specifically, the above-mentioned crane 120 of the present embodiment is revolved on above-mentioned pedestal 110 centered on rotary shaft with can be carried out The mode turned combines.

Above-mentioned crane 120 supports said base portion 130 as a result, and in above-mentioned pedestal 110 with above-mentioned rotary shaft is The heart is rotated, and thus, it is possible to be selectively adjusted the position in said base portion 130.

On the other hand, the position in said base portion 130 is vertically adjusted by above-mentioned crane 120 Structure observe as follows: above-mentioned crane 120 include combine guiding piece 126, the side of above-mentioned combination guiding piece 126 with it is above-mentioned Base portion 130 combines, to form the form for surrounding a part of up and down direction, and to be able to carry out the side of up and down Formula is combined with above-mentioned crane 120.

Like this, above-mentioned combination guiding piece 126 combines said base portion 130 with above-mentioned crane 120, and along upper The up and down direction for stating crane 120 carries out up and down, so as to adjust the height in said base portion 130.

As shown in Fig. 2, the above-mentioned lifting unit 100 constituted in this way increased said base portion 130, under Drop.

On the other hand, the specific structure of the above-mentioned crane 120 of the second embodiment of the present invention and above-mentioned first is implemented Example is the same, equally includes swivel link 122 and vertical links 124.

Here, as shown, above-mentioned swivel link 122 by above-mentioned bracket 114 make a part to upper direction bending and At to will not be interfered with above-mentioned bracket 114 when being pivoted about with rotary shaft.

Like this, it with constituting above-mentioned lifting unit 100, placing objects object can be transferred in said base portion 130, And position can be selectively adjusted.

On the other hand, above-mentioned traveling auxiliary unit 200 includes traveling auxiliary wheel 210, and above-mentioned traveling auxiliary wheel 210 is above-mentioned It is driven on pedestal 110 with bottom connection touching, is used for auxiliary travelling, above-mentioned traveling auxiliary wheel 210 and above-mentioned crane 120 It mutually interlocks, and is rotated together according to the rotation status of above-mentioned crane 120, to adjust driving direction.

As a result, in the case where above-mentioned crane 120 is rotated and the position of base portion 130 changes, with this phase Accordingly, above-mentioned traveling auxiliary wheel 210 is rotated together, and the driving direction of above-mentioned traveling auxiliary wheel 210 changes, To auxiliary travelling.

Specifically, above-mentioned traveling auxiliary unit 200 includes above-mentioned traveling auxiliary wheel 210 and above-mentioned drive motor 220, above-mentioned Traveling auxiliary wheel 210 is combined with the lower part of above-mentioned pedestal 110 to be touched with bottom connection.Moreover, above-mentioned drive motor 220 with it is upper Traveling auxiliary wheel 210 is stated to be connected to drive above-mentioned traveling auxiliary wheel 210.

Here, the above-mentioned traveling auxiliary unit 200 of the second embodiment of the present invention can be in the lower portion of above-mentioned pedestal 110 In in the rotary shaft of above-mentioned swivel link 122, and it can be connected directly to fetch with above-mentioned swivel link 122 and be rotated together.

Specifically, as described in the embodiment, above-mentioned pedestal 110 includes bracket 114, and above-mentioned bracket 114 is so that traveling assists A part of wheel 210 is connected to top mode outstanding, and surrounds the top of above-mentioned traveling auxiliary wheel 210, come prevent with Above-mentioned swivel link 122 interferes.

Moreover, like this, in the state that above-mentioned pedestal 110 has above-mentioned bracket 114, above-mentioned 122 or more swivel link It states and is combined in a manner of being able to carry out rotation with the upper side of above-mentioned bracket 114 centered on rotary shaft, above-mentioned traveling auxiliary is single Member 200 and penetrates through above-mentioned bracket 114 and above-mentioned swivel link in the lower part rotary shaft having the same of above-mentioned bracket 114 122 directly combine.

As a result, on the basis of above-mentioned bracket 114, above-mentioned swivel link 122 and above-mentioned traveling auxiliary unit 200 can be upper and lower Connection, and can be combined in a manner of rotating simultaneously.

In the present embodiment, the above-mentioned traveling auxiliary wheel 210 in above-mentioned traveling auxiliary unit 200 is relatively larger than above-mentioned movement Wheel 112 to penetrate through above-mentioned pedestal 110 by a part of above-mentioned traveling auxiliary wheel 210, and is surrounded by above-mentioned bracket 114 The top of above-mentioned traveling auxiliary wheel 210.

Here, a part of above-mentioned swivel link 122 is correspondingly bent to upper direction with the shape of above-mentioned bracket 114 It forms, and on the top of above-mentioned pedestal 110 towards landscape configuration, to be pivoted about with above-mentioned rotary shaft.

In the present embodiment, above-mentioned swivel link 122 in a manner of being able to carry out rotation with the upper side of above-mentioned bracket 114 It combines, but is different from this, upper side phase of the above-mentioned swivel link 122 in a manner of being able to carry out rotation with above-mentioned pedestal 110 In conjunction with, also, by a part of length direction and above-mentioned bracket 114 in a manner of preventing from interfering with above-mentioned bracket 114 Shape is correspondingly bent to upper direction.

Like this, there is phase as above-mentioned swivel link 122 and above-mentioned traveling auxiliary wheel 210 penetrate through above-mentioned bracket 114 Same rotary shaft, and be connected directly and fetch while being rotated, it is corresponding when above-mentioned swivel link 122 is rotated The driving direction on ground, above-mentioned traveling auxiliary wheel 210 is also rotated together, to adjust driving direction.

With lifting device of the invention is constituted, above-mentioned crane 120 will not occur dry with above-mentioned traveling auxiliary wheel 210 Relate to, also, the driving direction of above-mentioned traveling auxiliary wheel 210 also with the rotation status of above-mentioned crane 120 correspondingly together into Row rotation, thus when converting the direction in said base portion 130, also can sustainable utilization above-mentioned traveling auxiliary wheel 210 assist Traveling.

Then, the structure that 2 pairs of above-mentioned traveling auxiliary wheels 210 and bottom carry out Elastic Contact referring to Fig.1 observe as follows.

Figure 12 is to indicate that traveling auxiliary wheel and ground carry out the structure of Elastic Contact in the Mobile elevator apparatus of Figure 10 Figure.

As shown, above-mentioned traveling auxiliary wheel 210 is in above-mentioned traveling auxiliary unit 200 to flexibly support above-mentioned pedestal 110 mode is constituted, to carry out Elastic Contact with bottom.

Specifically, above-mentioned traveling auxiliary wheel 210 is supported by additional support sleeve 212, also, it is real to be different from above-mentioned first Example is applied, do not combined with above-mentioned moving parts 240 and is combined with the side of above-mentioned swivel link 122.Specifically, in above-mentioned rotation Turn the lower part setting insertion groove 122a of the side of connecting rod 122, and is inserted into above-mentioned support sleeve 212 in the inside of above-mentioned insertion groove 122a A part combine.

That is, the terminal part of the side of above-mentioned swivel link 122 penetrates through the upper side of above-mentioned bracket 114, and with above-mentioned rotation It combines centered on axis, at the same time, is combined by the above-mentioned insertion groove 122a for being formed in lower part with above-mentioned support sleeve 212.

Moreover, being internally provided with buffer unit 214 in above-mentioned insertion groove 122a, support sleeve 212 is by above-mentioned buffer part Part 214 has elasticity, and is supported.

Above-mentioned traveling auxiliary wheel 210 has the effect that by elastic pressurized as a result, and steadily touches with bottom connection, The impact transmitted by above-mentioned traveling auxiliary wheel 210 is because above-mentioned buffer unit 214 to above-mentioned base portion 130 without transmitting.

In the present embodiment, although by the structure of above-mentioned buffer unit 214 and insertion groove 122a come auxiliary to above-mentioned traveling Wheel 210 is helped to be flexibly supported, but hydraulic damper, pneumatic dampers, spring can be applicable in etc. to come to above-mentioned traveling auxiliary wheel 210 are flexibly supported.But the present invention is not limited thereto, assists as long as can buffer from bottom by above-mentioned traveling Wheel 210 is come the structure for the impact transmitted, so that it may be applicable in any structure.

3rd embodiment

Then, 3 to Figure 16 the structure of the Mobile elevator apparatus of third embodiment of the invention is observed such as referring to Fig.1 Under.

Figure 13 is the figure for briefly expressing the structure of Mobile elevator apparatus of the third embodiment of the present invention, and Figure 14 is to scheme The figure of the state of base portion lifting is indicated in 13 Mobile elevator apparatus.

Moreover, Figure 15 is the figure that the state of base portion decline is indicated in the Mobile elevator apparatus of Figure 14,

Figure 16 is the figure that the structure of buffer cell is indicated in the Mobile elevator apparatus of Figure 13.

The lifting device of third embodiment of the invention is similar with above-mentioned first embodiment, in addition to include lifting unit 100, It travels except auxiliary unit 200 and first control unit 300, further includes buffer cell 500 and the second control unit 400.

Here, above-mentioned lifting unit 100, traveling auxiliary unit 200 and first control unit 300 are substantially with above-mentioned first Embodiment is identical, thus omits specific description.

Above-mentioned buffer cell 500 is as the structure for buffering the impact applied to above-mentioned base portion 130, above-mentioned buffering list The side of member 500 is connected with above-mentioned crane 120, and the other side of above-mentioned buffer cell 500 is connected with said base portion 130 It connects, thus the vibration occurred in said base portion 130 that decays by external force.

Specifically, above-mentioned buffer cell 500 of the invention includes magneto-rheological fluid MR in inside, thus according to being applied The intensity of electric current is selectively adjusted attenuation coefficient.

At this point, above-mentioned magneto-rheological fluid MR can for by units of micrometers fluid particles generate magnetic field electromagnet week Enclosing by magnetic field keeps particle alignment upright, thus increase vertical direction, and this can be considered as making grain because of the effect in magnetic field Yield stress between son changes, so as to cause result.

If above-mentioned magneto-rheological fluid MR means to apply magnetic field in outside as a result, the particle being scattered in fluid causes Magnetize (magnetization) phenomenon, to form the cricoid cluster of fibrous structure to the direction parallel with magnetic field Fluid.

That is, changed according to the intensity of the electric current applied to above-mentioned buffer cell 500 come the intensity in the magnetic field occurred, by This, the viscosity of above-mentioned magneto-rheological fluid MR changes, so that the attenuation coefficient of above-mentioned buffer cell 500 changes.

It here, above-mentioned buffer cell 500 is similar with using the baffle form of common fluid, but further include in above-mentioned buffering Above-mentioned magneto-rheological fluid MR is filled to replace above-mentioned fluid, and is selected in the inside of above-mentioned buffer cell 500 in the inside of unit 500 Form to property the structure in magnetic field.

It like this, include above-mentioned magneto-rheological fluid MR in the inside of above-mentioned buffer cell 500, and according to above-mentioned magnetic current unsteady flow The viscosity change of body MR adjusts attenuation coefficient.At this point, attenuation coefficient is as the movement for interfering the per unit speed of object Active force, it is meant that for decay due to external impact said base portion 130 occur vibration degree.

The structure of the above-mentioned buffer cell 500 of the present embodiment observe as follows, as shown in figure 16, generally comprises cylinder 510, piston portion 520 and magnetic field generator 530.

Above-mentioned cylinder 510 has defined length, and is formed with accommodating space in the inside of above-mentioned cylinder 510, for filling out It fills with and states magneto-rheological fluid MR.Moreover, a part of above-mentioned piston portion 520 is inserted in the inside of above-mentioned accommodating space, and along The length direction of above-mentioned cylinder 510 slides.

Above-mentioned piston portion 520 includes piston element 522 and axis 524, and above-mentioned piston element 522 is in above-mentioned cylinder 510 Portion is mobile to length direction.Here, above-mentioned piston element 522 is with corresponding with the section shape of inside of above-mentioned cylinder 510 Shape, and configured in a manner of the inside above-mentioned accommodating space can be divided, thus the length of the inside along above-mentioned cylinder 510 It is mobile to spend direction.

At this point, the configuration spaced apart that the inside of above-mentioned piston element 522 and above-mentioned cylinder 510 avoids, when above-mentioned piston portion When part 522 is mobile, above-mentioned magneto-rheological fluid MR flowing.

Moreover, above-mentioned axis 524 is formed in long mode, a part of above-mentioned axis 524 is upward in the side of above-mentioned cylinder 510 State cylinder 510 inside insertion, to be combined with above-mentioned piston element 522, and with above-mentioned piston element 522 1 length side in the same direction To movement.

That is, above-mentioned piston portion 520 in the mobile piston element 522 in the inside of above-mentioned cylinder 510 and above-mentioned axis 524 by forming It is integrated, and is slided in above-mentioned cylinder 510.Here, additional elastic portion can be internally provided in above-mentioned cylinder 510 Part 512 for restoring the position of piston element 522, and can play buffer function.Above-mentioned elastomeric element 512 can be above-mentioned The inside of accommodating space is in contact with above-mentioned piston element 522, and can be configured on the basis of above-mentioned piston element 522 above-mentioned The opposite direction of axis 524.

Like this, above-mentioned piston portion 520 is arranged with the state that combines with above-mentioned cylinder 510, above-mentioned cylinder 510 it is another Side is connected with one in above-mentioned combination guiding piece 126 or said base portion 130, the other side of above-mentioned axis 524 and unbonded Residue one of above-mentioned cylinder 510 combines.

On the other hand, above-mentioned magnetic field generator 530 is applied by multiple coils are arranged in the inside of above-mentioned piston element 522 The electric power added generates magnetic field.

Specifically, above-mentioned magnetic field generator 530 is in the inside of above-mentioned piston element 522 along above-mentioned piston element 522 Surrounding winds multiple coils, and with being supplied electric power to above-mentioned coil, magnetic field is formed in the inside of above-mentioned piston element 522.

Like this, magnetic field is generated in the inside of above-mentioned piston element 522 with above-mentioned magnetic field generator 530, be filled in The viscosity for stating the above-mentioned magneto-rheological fluid MR of the inside of accommodating space changes.At this point, according to by above-mentioned magnetic field generator 530 are adjusted come the intensity in the magnetic field generated, the degree of the viscosity of above-mentioned magneto-rheological fluid MR.

For example, in the increased situation of intensity in the magnetic field that above-mentioned magnetic field generator 530 generates, above-mentioned magneto-rheological fluid MR Viscosity gradually increase, magnetic field intensity reduce in the case where, the viscosity of above-mentioned magneto-rheological fluid MR dies down.

Like this, according to the intensity in the magnetic field that above-mentioned magnetic field generator 530 generates, the viscosity of above-mentioned magneto-rheological fluid MR It changes, the attenuation coefficient of above-mentioned buffer cell 500 is reduced as a result,.

On the other hand, in the present embodiment, above-mentioned magneto-rheological fluid MR is arranged in inside in above-mentioned buffer cell 500, thus Viscosity is selectively changed, but is different from this, electrorheological fluid can be arranged to change viscosity according to the intensity of electric field.

Like this, with above-mentioned buffer cell 500 is arranged, can decay the vibration generated in said base portion 130, and energy It is enough selectively to apply electric current to above-mentioned magnetic field generator 530, so as to adjust the attenuation coefficient of above-mentioned buffer cell 500.

On the other hand, it is formed in a spaced manner between above-mentioned piston element 522 and the inner wall of above-mentioned cylinder 510, so that Above-mentioned magneto-rheological fluid MR flowing.Like this, above-mentioned as above-mentioned magneto-rheological fluid MR is in the internal flow of above-mentioned cylinder 510 Piston element 522 is able to carry out sliding, and thus, it is possible to the vibrations occurred in said base portion 130 that decays.

Above-mentioned second control unit 400 detects the vibration in said base portion 130, and the intensity phase with detected vibration Accordingly adjust the intensity of the electric current applied to above-mentioned buffer cell 500.

Specifically, above-mentioned second control unit 400 of the invention is set in said base portion 130, to detect by upper State the up and down of base portion 130 or the vibration for travelling to generate of above-mentioned lifting unit 100.Moreover, with detected vibration Dynamic intensity correspondingly adjusts the intensity of the electric current applied to above-mentioned magnetic field generator 530.

In the present embodiment, above-mentioned second control unit 400 generally comprises the second test section 410 and the second control unit, on The second test section 410 is stated to be set in said base portion 130, to detect the oscillation intensity in said base portion 130, and with detected To oscillation intensity correspondingly generate electric signal.

As shown, above-mentioned second test section 410 shows maximum when being configured at and vibrating in said base portion 130 Mobile position is configured at the position opposite with above-mentioned combination guiding piece 126 in said base portion 130 in the present embodiment.

Moreover, detecting the intensity of vibration occurred when vibrating in said base portion 130, and it is transmitted as telecommunications Number.

In the present embodiment, above-mentioned second test section 410 can include acceleration transducer, and be set to said base portion The end with the detected said base portion 130 when the vibration in said base portion 130 occurs is detected in 130 anterior end portion The relevant acceleration of the movement of end.Moreover, like this, utilizing detected by above-mentioned second test section 410 and said base The relevant acceleration of the vibration in portion 130, to measure the oscillation intensity occurred in said base portion 130, to generate electric signal.

At this point, the intensity of the electric signal generated in above-mentioned second test section 410 and the vibration generated in said base portion 130 Fatigue resistance correspondingly changes.

Moreover, above-mentioned second control unit receives the electric signal generated in above-mentioned second test section 410, and adjust to above-mentioned slow Rush the electric current of the application of unit 500.Specifically, above-mentioned second control unit of the invention with above-mentioned second test section 410 generate The intensity of electric signal correspondingly changes the intensity of the electric current applied to above-mentioned buffer cell 500.

In the present embodiment, as the intensity of the vibration detected in above-mentioned second test section 410 increases, above-mentioned second Control unit is used to reduce the intensity of the electric current applied to above-mentioned magnetic field generator 530.

That is, the intensity of the vibration occurred in said base portion 130 is bigger, above-mentioned second test section 410 increases to above-mentioned the The intensity of the intensity of the electric signal of two control units transmission, the electric signal transmitted from above-mentioned second test section 410 is bigger, and above-mentioned second Control unit reduces the intensity of the electric current applied to above-mentioned magnetic field generator 530.

The intensity in the magnetic field that above-mentioned magnetic field generator 530 occurs is reduced as a result, and the viscosity of above-mentioned magneto-rheological fluid MR becomes It is weak, to adjust the attenuation coefficient of above-mentioned buffer cell 500.

Here, in the state that said base portion 130 does not vibrate, above-mentioned second control unit is to above-mentioned magnetic field generator 530 are continuously applied the electric current of prescribed strength, and when vibrating in said base portion 130, above-mentioned second control unit reduces upward State the intensity of the electric current of the application of magnetic field generator 530.

At this point, according to the oscillation intensity in the said base portion 130 detected in above-mentioned second test section 410, to above-mentioned The reduction degree for the current strength that magnetic field generator 530 applies is adjusted.

That is, the oscillation intensity in said base portion 130 is bigger, above-mentioned second control unit greatly reduces to above-mentioned magnetic field generator The intensity of 530 electric currents applied, the oscillation intensity in said base portion 130 is smaller, and above-mentioned second control unit is slightly reduced to above-mentioned The intensity for the electric current that magnetic field generator 530 applies.

Like this, with constituting above-mentioned second control unit 400 of the invention, and occur in said base portion 130 The intensity of vibration correspondingly adjusts the attenuation coefficient of above-mentioned buffer cell 500, so as to the said base portion that steadily decays 130 vibration.

More than, the structure of the Mobile elevator apparatus of the third embodiment of the present invention is observed, then, referring to figure 17 and Figure 18 is to the state vibrated according to load in said base portion 130 in the lifting device of third embodiment of the invention Observe as follows.

Figure 17 is to indicate that there is no in the state of transfer object in base portion in the Mobile elevator apparatus of Figure 13 The figure vibrated, Figure 18 are the shape for indicating to be placed with transfer object in the Mobile elevator apparatus of Figure 17 in base portion The figure vibrated under state.

Firstly, observation Figure 17, Figure 17 are as the shape for being not provided with additional transfer object S in said base portion 130 State belongs to by external force the state vibrated in said base portion 130.

Here, since above-mentioned transfer object S is not arranged in said base portion 130, thus in itself caused vibration Fatigue resistance and little state, above-mentioned second test section 410 detects the vibration in said base portion 130 to generate electric signal as a result,.

At this point, as described above, above-mentioned second test section 410 is set to the anterior end portion in said base portion 130, to measure The mobile acceleration caused by vibrating, and the intensity of vibration is detected based on the acceleration measured, and generate electric signal.

Moreover, corresponding with the intensity of electric signal generated in above-mentioned second test section 410, above-mentioned second control unit is adjusted The intensity of the electric current applied to above-mentioned magnetic field generator 530.

In the present embodiment, as shown, since the vibration in said base portion 130 is little, above-mentioned second control unit Slightly reduce the intensity of the electric current applied to above-mentioned magnetic field generator 530.

On the contrary, observation Figure 18, Figure 18 is the state that additional above-mentioned transfer object S is placed in said base portion 130, In the case where said base portion 130 is vibrated because of external force, the intensity of vibration is greater than the above-mentioned of not set transfer object S Base portion 130.

Like this, in the case where the oscillation intensity in said base portion 130 becomes larger, above-mentioned buffer cell 500 needs substantially The vibration in degree decaying said base portion 130, therefore, it is necessary to make gluing for the above-mentioned magneto-rheological fluid MR of the inside of above-mentioned cylinder 510 Property dies down.Above-mentioned second control unit reduces the intensity of the electric current applied to above-mentioned magnetic field generator 530 as a result, to weaken magnetic field Intensity, so as to absorb the vibration in said base portion 130.

That is, as shown in FIG. 17 and 18, according to load, become different in the intensity for the vibration that said base portion 130 occurs, The reduction degree of the current strength applied as a result, to above-mentioned magnetic field generator 530 is adjusted, thus by above-mentioned buffer cell 500 reduce the vibration in said base portion 130.

Then, referring to Fig.1 9 pairs of bases in above-mentioned second test section 410 of the lifting device of third embodiment of the invention The Strength Changes of the electric signal of generation adjust the state of the attenuation coefficient of above-mentioned buffer cell 500 in above-mentioned second control unit Observe as follows.

Figure 19 is to indicate to generate by the intensity of the vibration by acting on the second test section in the lifting device of Figure 13 The intensity of electric signal adjusts the figure of the state of attenuation coefficient.

The intensity of the electric signal occurred in above-mentioned second test section 410 is divided into multiple areas by above-mentioned second control unit Domain, and in each region, the electric current of same intensity is provided to above-mentioned buffer cell 500, above-mentioned buffer cell 500 is pressed above-mentioned The different regions for the electrical signal intensity being measured in second test section 410 receive the electric current of different intensity, to adjust Save attenuation coefficient.

Specifically, above-mentioned second control unit of the invention is according to the electric signal occurred in above-mentioned second test section 410 Intensity come change to above-mentioned magnetic field generator 530 apply electric current intensity, in the present embodiment, to above-mentioned magnetic field generator The intensity of 530 electric currents applied will not occur consecutive variations and increase by different steps.Here, being divided into each region The step of it is interior, to above-mentioned magnetic field generator 530 apply high isostatic strength electric current.

Chart shown in observation is as follows, and above-mentioned graph representation is according to the intensity of the electric signal transmitted to above-mentioned second control unit Carry out the variation of the current strength applied to above-mentioned magnetic field generator 530, X-axis indicates the vibration occurred in said base portion 130 Intensity, Y-axis indicate to above-mentioned magnetic field generator 530 apply electric current intensity and above-mentioned second test section 410 occur The intensity of electric signal.

Chart shown in observation is as follows, and I is indicated in a continuous manner through the vibration in said base portion 130 come above-mentioned The Strength Changes for the electric signal that two test sections 410 occur, according to the intensity of the vibration occurred in said base portion 130, intensity Increase.

Moreover, P is indicated according to the intensity of the electric signal transmitted to above-mentioned second control unit come to above-mentioned magnetic field generator 530 The intensity of the electric current of application.

But as shown in the figure, it is known that the chart of I is in continuous form, but the chart of P is divided into multiple regions, and In each region, the intensity of the electric current applied to above-mentioned magnetic field generator 530 is identical.

That is, the intensity of the electric signal occurred in above-mentioned second test section 410 is divided into multiple areas by above-mentioned second control unit Domain, and in each region, apply the electric current of high isostatic strength to above-mentioned magnetic field generator 530, and by above-mentioned second test section The different regions of the intensity of 410 electric signals occurred make the intensity for the electric current for being applied to above-mentioned magnetic field generator 530 become mutual It is not identical.

The electric signal occurred in above-mentioned second test section 410 is divided into more by above-mentioned second control unit by its intensity as a result, A region, and in corresponding each region, apply the electric current of setting intensity to above-mentioned magnetic field generator 530.

Therefore, the intensity for the electric signal that the detection of above-mentioned second control unit occurs in above-mentioned second test section 410, and to above-mentioned Magnetic field generator 530 applies the electric current of intensity corresponding with region belonging to the intensity of detected electric signal.

Then, referring to Figure 20 and Figure 21, to above-mentioned buffer cell 500 in the lifting device of third embodiment of the invention The structure of deformation observe as follows.

Figure 20 is the figure that the deformed structure of buffer cell is indicated in the lifting device of Figure 13, and Figure 21 is Figure 20's Indicate that piston element carries out the figure of mobile state in buffer cell.

As shown, the basic structure of above-mentioned buffer cell 500 is similar with above content, but belong to above-mentioned piston element The state that 522 structure deforms.

Above-mentioned piston element 522 is directly contacted with the inner wall of the accommodating space of the inside of above-mentioned cylinder 510, and is had additional Sealing element (not shown), to prevent above-mentioned magneto-rheological fluid MR in above-mentioned gas when above-mentioned piston element 522 is slided It is flowed between the inner wall of cylinder 510 and above-mentioned piston element 522.

Moreover, above-mentioned piston element 522 is constituted in a manner of dividing the inside of above-mentioned cylinder 510, in above-mentioned piston element Abacus is formed in 522, so that the inside of the above-mentioned cylinder 510 divided is connected.

That is, above-mentioned magneto-rheological fluid MR is not in above-mentioned piston element 522 and upper when the sliding of above-mentioned piston element 522 It states and is flowed between cylinder 510, and make to flow by above-mentioned orifice plate.

Like this, above-mentioned piston element 522 further includes orifice plate, so as to be selectively adjusted above-mentioned orifice plate bore, from And the buffer level of above-mentioned buffer cell 500 can be adjusted.

In conclusion a preferred embodiment of the present invention is observed, other than embodiment described above, energy Enough in the case where not departing from spirit of the invention and scope, is realized and embodied in the form of different.Therefore, the present embodiment should be by It is considered as illustrative, and should not be limited to specific modality, the invention is not limited to above-mentioned explanations as a result, and allow to It is changed in the scope and its equivalency range of appended protection scope.

100: lifting unit 110: pedestal

120: crane 130: base portion

200: traveling auxiliary unit 210: traveling auxiliary wheel

214,244: buffer unit 220: drive motor

230: sliding guide 240: moving parts

300: 310: the first test section of first control unit

400: the second control unit, 410: the second test section

500: buffer cell 510: cylinder

520: piston portion 530: magnetic field generator

MR: magneto-rheological fluid

Claims (17)

1. a kind of Mobile elevator apparatus characterized by comprising

Lifting unit, including pedestal, base portion and crane, above-mentioned pedestal have multiple movable pulleys, and said base portion is for putting Set user or transfer object, above-mentioned crane extends in above-mentioned pedestal to upper direction so that said base portion from The mode that bottom is located at specified altitude or more is supported, and is selectively adjusted the height in said base portion；

Auxiliary unit is travelled, including traveling auxiliary wheel, above-mentioned traveling auxiliary wheel carry out under above-mentioned pedestal with bottom connection touching Driving, above-mentioned traveling auxiliary unit are located in the center of gravity of above-mentioned lifting unit, the traveling for assistance for lifting unit；And

First control unit, above-mentioned first control unit are set on above-mentioned pedestal, and are controlled including the first test section and first Portion, above-mentioned first test section detects the load applied to above-mentioned lifting unit, and is transmitted as electric signal, above-mentioned first control units benefit The center of gravity of above-mentioned lifting unit is measured with the electric signal transmitted from above-mentioned first test section, and controls above-mentioned traveling auxiliary wheel position In in above-mentioned center of gravity.

2. Mobile elevator apparatus according to claim 1, which is characterized in that

Above-mentioned crane includes:

Swivel link, towards being transversely formed, the side of above-mentioned swivel link has a rotary shaft for top along above-mentioned pedestal, and with It is combined with the mode that above-mentioned pedestal is prejudicially rotated；And

Vertical links extends on above-mentioned swivel link to upper direction, and so that said base portion is located at specified altitude or more Mode be supported,

Above-mentioned crane is selectively rotated, to adjust the position of said base.

3. Mobile elevator apparatus according to claim 2, which is characterized in that

Above-mentioned pedestal by a part of above-mentioned traveling auxiliary unit to being formed in a manner of up and down,

It further include bracket, above-mentioned bracket surrounds the top of the above-mentioned traveling auxiliary unit penetrated through,

A part of above-mentioned swivel link is bent, so as to carry out in the case where preventing from interfering with above-mentioned bracket Rotation.

4. Mobile elevator apparatus according to claim 2 characterized by comprising

Guide portion, guide sections above-mentioned pedestal upper side centered on the rotary shaft of above-mentioned swivel link along identical half The position of diameter is formed；And

Sliding part is formed in the lower part of above-mentioned swivel link, and combines with guide sections, without departing from the case where, It is moved along guide sections.

5. Mobile elevator apparatus according to claim 1, which is characterized in that above-mentioned first test section includes multiple sensings Device, and be configured on above-mentioned pedestal in a spaced manner.

6. Mobile elevator apparatus according to claim 1, which is characterized in that above-mentioned traveling auxiliary unit includes:

Sliding guide is formed forward and backward in long mode on above-mentioned pedestal；And

Moving parts is combined with above-mentioned traveling auxiliary wheel, and is selectively slided along above-mentioned sliding guide, is used for Adjust the position of above-mentioned traveling auxiliary wheel.

7. Mobile elevator apparatus according to claim 1, which is characterized in that above-mentioned traveling auxiliary unit with above-mentioned The corresponding mode of the full payload of the lifting unit detected in first test section is selectively adjusted the rotation of above-mentioned traveling auxiliary wheel Turn power.

8. Mobile elevator apparatus according to claim 1, which is characterized in that above-mentioned traveling auxiliary unit is by above-mentioned bottom The mode that seat flexibly supports above-mentioned traveling auxiliary wheel is constituted.

9. Mobile elevator apparatus according to claim 1, which is characterized in that above-mentioned traveling auxiliary unit further includes additional Rotation stop section, above-mentioned additional rotation stop section stops the work of above-mentioned traveling auxiliary wheel selectively.

10. Mobile elevator apparatus according to claim 1, which is characterized in that

Above-mentioned crane can be on above-mentioned pedestal with the rotary shaft of up and down direction, and can be revolved centered on rotary shaft Turn,

Above-mentioned traveling auxiliary unit is mutually interlocked with above-mentioned crane, and makes above-mentioned traveling auxiliary wheel according to the rotation of above-mentioned crane State rotates together with, adjusting driving direction.

11. Mobile elevator apparatus according to claim 10, which is characterized in that above-mentioned traveling auxiliary unit is at above-mentioned bottom The lower part of seat is located in the rotary shaft of above-mentioned crane, and can be connected directly to fetch with above-mentioned crane and be rotated simultaneously.

12. Mobile elevator apparatus according to claim 1, which is characterized in that further include:

Buffer cell, the side of above-mentioned buffer cell are connected with above-mentioned crane, the other side of above-mentioned buffer cell with it is above-mentioned Base portion is connected, and come the vibration occurred in said base portion that decays, the inside of above-mentioned buffer cell includes magneto-rheological fluid, from And attenuation coefficient is selectively adjusted according to the intensity of the electric current applied；And

Second control unit is correspondingly adjusted for detecting the vibration in said base portion, and with the intensity of detected vibration Save the intensity of the electric current applied to above-mentioned buffer cell.

13. Mobile elevator apparatus according to claim 12, which is characterized in that above-mentioned second control unit includes:

Second test section is set in said base portion, for detecting the oscillation intensity in said base portion, and with it is detected Oscillation intensity correspondingly generates electric signal；And

Second control unit is applied according to the intensity of the electric signal generated in above-mentioned second test section to adjust to above-mentioned buffer cell The electric current added.

14. Mobile elevator apparatus according to claim 13, which is characterized in that above-mentioned second test section includes acceleration Sensor is set to the anterior end portion in said base portion, and is generated according to the acceleration detected in said base portion Electric signal.

15. Mobile elevator apparatus according to claim 13, which is characterized in that examined in above-mentioned second test section The intensity of the vibration measured increases, and above-mentioned second control unit reduces the electric current applied to above-mentioned buffer cell.

16. Mobile elevator apparatus according to claim 13, which is characterized in that above-mentioned second control unit presses multiple regions It is divided in the intensity of the electric signal generated in above-mentioned second test section, and in each region, provides phase to above-mentioned buffer cell With the electric current of intensity, above-mentioned buffer cell by the intensity of the electric signal measured in above-mentioned second test section different regions, It receives the electric current of different intensity, and adjusts attenuation coefficient.

17. Mobile elevator apparatus according to claim 12, which is characterized in that

Above-mentioned buffer cell includes:

Cylinder has defined length, and is filled with above-mentioned magneto-rheological fluid in the inside of above-mentioned cylinder；

Piston portion, including piston and axis, above-mentioned piston are moved in the inside of above-mentioned cylinder to length direction, a part of above-mentioned axis It is inserted into the side of above-mentioned cylinder, and is connected with above-mentioned piston to be flowed together；And

In multiple coils that are internally provided with of above-mentioned piston, and by the electric power applied magnetic field occurs for magnetic field generator,

, come the intensity of the electric current supplied, become the viscosity of above-mentioned magneto-rheological fluid according to by above-mentioned second control unit Change.