CN201842579U - Lifting equipment with device for grasping and releasing object - Google Patents
Lifting equipment with device for grasping and releasing object Download PDFInfo
- Publication number
- CN201842579U CN201842579U CN2010205565617U CN201020556561U CN201842579U CN 201842579 U CN201842579 U CN 201842579U CN 2010205565617 U CN2010205565617 U CN 2010205565617U CN 201020556561 U CN201020556561 U CN 201020556561U CN 201842579 U CN201842579 U CN 201842579U
- Authority
- CN
- China
- Prior art keywords
- lifting means
- shifting part
- lifting
- discharge
- control unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/04—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means
- B66C1/06—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means electromagnetic
- B66C1/08—Circuits therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
- B66C13/085—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions electrical
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Control And Safety Of Cranes (AREA)
- Chairs Characterized By Structure (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The utility model relates to lifting equipment (1) which is provided with a device (40) for grasping and releasing an object (3). The lifting equipment (1) comprises an equipment body (5) and a control unit (11); the equipment body (5) is provided with a space (7) which is suitable for containing a lifting element (9); and the control unit (11) is suitable for controlling to grasp and release the object (3) from the lifting equipment (1). The lifting equipment comprises a movable part (20) and an indicating device (22) arranged in the space. The movable part is suitable to moving from a first position to a second position when interacting with a certain force from the lifting element, and moving from the second position to the first position when the force is stopped. The indicating device is suitable to be detecting the position of the movable part, and generates at least one signal for indicating if the lifting equipment is lifted or not based on the detected position. The control unit is suitable to control to grasp and release the object form the lifting equipment according to the signal.
Description
Technical field
The utility model relates to a kind of lifting means that is used to grasp and discharge the device of object that has.Described lifting means comprises the body with the space that is suitable for ccontaining lift elements, also comprises being suitable for controlling the control unit that grasps and discharge object from lifting means.Thereby described lift elements is arranged to influence lifting means with certain power the lifting means that may have object is promoted from upholder.
Background technology
Lifting means is used on the ground or promotes and mobile object between the diverse location on the upholder.By being used to grasp and discharge the device of object, can grasping and discharge described object from lifting means.Control unit is controlled this device that is used to grasp and discharge object.
Intrinsic space is suitable for ccontaining lift elements.Described lift elements is arranged to be connected to such as hoisting crane, the lift units such as (traverse) of changing trains or buses.Lift elements is for example suspension hook, elevator belt or similarly device.
Lifting means is used for coming mobile object by such mode: object is grasped to lifting means in the primary importance that contacts with first upholder, then, object is promoted and move to the second place that contacts with second upholder, afterwards object is discharged from lifting means.For example, lifting means is located to be used for to store at assigned line etc.
Problem according to the lifting means of prior art state is, thereby described object might be discharged from lifting means control unit sends on the upholder that release signal setting described object localization to lifting means before.For example, the operator of lifting means may be before object be positioned on the upholder that sets mistakenly command control unit object is discharged from lifting means.
If object with this object is discharged from lifting means before the upholder that sets contacts, then have the operator around making or the risk of injury to personnel.In addition, also has the risk that this object is impaired or object is on every side damaged.Therefore, preferably avoid when promoting state, it being discharged from lifting means when described object.
The utility model content
Target of the present utility model provides a kind of improved lifting means that can solve the problem of described unexpected release object.
This target realizes by previously mentioned lifting means, it is characterized in that, described lifting means comprises: but shifting part, but described shifting part is arranged in the described space of lifting means, wherein, with certain power mutual action of coming from lift elements the time, be displaced to the second place, and when described power stops, be displaced to primary importance from the second place from primary importance; And indicating device, but described indicating device is suitable for detecting the position of shifting part, and produce at least one signal that the described lifting means of indication is in the lifting state or is in non-lifting state based on detected position, wherein, described control unit is suitable for controlling from described lifting means according to described at least one signal and grasps and discharge described object.
But the position of described shifting part indicates described lifting means to be in the lifting state or to be in the non-lifting state.But shifting part is when primary importance, and bont is in non-lifting state.But shifting part is when the second place, and bont is in raised position.
But described indicating device is suitable for detecting which position that shifting part is arranged in the primary importance and the second place.But based on the position of described shifting part, indicating device produces the signal of described indicating positions.
Described control unit is suitable for indicating described lifting means to be under the situation of lifting state at described signal to be prevented to discharge described object from described lifting means, and is suitable for indicating described lifting means to be under the situation of non-lifting state at described signal and allows to discharge described object from described lifting means.
Control unit is suitable for receiving the signal from indicating device, but and controls from lifting means based on the location information of shifting part and to grasp and discharge object.Therefore, control unit can for example be configured to prevent discharge object at the lifting state.
Lifting means comprises and detecting and the indication lifting means is in the lifting state or is in the simple and cheap solution of non-lifting state.
Lifting means is suitable for being raised on direction of improvement by lift elements, wherein, but described shifting part comprises can be with respect to the contact member of described spatial movement, described contact member has the contact surface that points to away from direction of improvement, and described contact surface is suitable for contacting and bear described power from described lift elements with described lift elements.
By mating surfaces is pointed to away from direction of improvement, lift elements and contact member are suitable for contacting with each other.Thus, when with lift elements along direction of improvement when non-lifting state promotes into the lifting state, but shifting part is influenced.
According to a kind of embodiment of the present utility model, contact member is the ring that is formed with opening, and described opening is suitable for holding described lift elements.
According to a kind of embodiment of the present utility model, described indicating device comprises switch, described switch is suitable for connecting in the position in the described primary importance and the described second place and turn-offs in the another location in the described primary importance and the described second place, wherein, but described shifting part comprises that being suitable for acting on first on the described switch protrudes member.
Described switch by and described first protrude the member mutual action and between on-state and off state, switch.When mobile, but switch switches between on-state and off state shifting part between the primary importance and the second place.
According to a kind of embodiment of the present utility model, described lifting means comprises reset attachment, but described reset attachment is suitable for acting on the described shifting part, thereby but makes described shifting part be reset to described primary importance from the described second place when the described power that comes from described lift elements stops.
By described reset attachment, but guarantee when the power that comes from described lift elements stops, described shifting part to be reset to primary importance from the second place.
According to a kind of embodiment of the present utility model, but described shifting part comprises that second protrudes member, described second protrudes member is connected to described reset components, and wherein, but described second protrusion member and described reset components are suitable for cooperation mode described shifting part being resetted.
According to a kind of embodiment of the present utility model, described reset attachment comprises resilient element, but described resilient element is arranged to act on the described shifting part with reset force.
But the reset force that comes from resilient element surpass when the power that comes from lift elements is removed, hinder shifting part from the second place to the primary importance presumable friction force that resets.Described resilient element for example is coil spring, pneumatic spring, elastomeric element etc.
According to a kind of embodiment of the present utility model, described first protrudes member and described second protrudes member in opposite direction from described contact member protrusion.
According to a kind of embodiment of the present utility model, the described device that is used to grasp and discharges described object comprises electromagnet, and wherein, described control unit is suitable for controlling the activation and the inactivation of described electromagnet.
According to a kind of embodiment of the present utility model, the described device that is used to grasp and discharges described object comprises electrical permanent-magnet.
Described electrical permanent-magnet only needs power supply when turning on and off.Therefore, energy loss-rate electromagnet is low.In addition, the benefit of using electrical permanent-magnet to have in lifting means is, even when having a power failure, lifting means still can keep its magnetic.Therefore, even object will keep being raised equipment and grasps under the situation of outage.
Description of drawings
Now will be by describing the utility model in detail to the description of the different embodiments of the utility model and with reference to accompanying drawing.
Fig. 1 discloses a kind of embodiment that is used to grasp and discharge the lifting means of object according to of the present utility model.
Fig. 2 a discloses the enlarged drawing of a lifting means part, but wherein shifting part is positioned at the second place.
Fig. 2 b discloses the lifting means among Fig. 2 a, but wherein shifting part is positioned at primary importance.
The specific embodiment
Fig. 1 discloses a kind of embodiment that is used to grasp and discharge the lifting means 1 of object 3 according to of the present utility model.This lifting means 1 comprises the body 5 that has space 7.In disclosed embodiment, the form of space 7 rounded through holes.Space 7 also can be other forms.
Lifting means 1 comprises the device 40 that grasps and discharge object 3 with controllable mode, such as electromagnet, pivoted arm, vacuum clamp etc.In disclosed embodiment, lifting means 1 comprises electromagnet.
Lifting means 1 also comprises and is used to prevent at object and the device 15 that promptly discharges object 3 before upholder contacts.But described device 15 comprises shifting part 20, indicating device 22 and control unit 11.
But shifting part 20 is positioned in the space 7.But should can between the primary importance and the second place, be shifted by shifting part 20.But shifting part 20 is separated certain interval 21 with space 7, but this just allows shifting part 20 to be shifted between the primary importance and the second place.
Fig. 2 a discloses the part of the lifting means 1 that amplifies, but wherein shifting part 20 is positioned at the second place.But lift elements 9 is by the influence of the power on direction of improvement 13 shifting part 20.When but shifting part 20 was positioned at the second place, lifting means 1 was in the lifting state.
Fig. 2 b discloses the lifting means 1 among Fig. 2 a, but wherein shifting part 20 is positioned at primary importance.But shifting part 20 is not subjected to the influence of lift elements 9.When but shifting part 20 was positioned at primary importance, lifting means was in non-lifting state.
But but shifting part 20 is suitable for being displaced to the second place along direction of improvement 13 from primary importance in lift elements 9 during with certain power influence shifting part 20.
Reversing sense along direction of improvement 13 is displaced to primary importance from the second place when but lift elements 9 the power on the shifting part 20 of acting on stops but shifting part 20 is suitable for.
But indicating device 22 is suitable for detecting the primary importance and the second place of shifting part 20.But indicating device 22 is suitable for producing and transmits the signal of at least one indication shifting part 20 in the primary importance or the second place to control unit 11.
In optional embodiment, indicating device 22 is respectively applied for a signal of the primary importance and the second place.For example, but signal 0V indicates shifting part 20 in primary importance, but and signal+5V indicates shifting part 20 in the second place.
But shifting part 20 members comprise contact member 24 and contact surface 26.Contact member 24 has the opening 27 that is suitable for holding lift elements 9.Contact surface 26 points to away from direction of improvement 13.Thus, contact surface 26 is suitable for contacting lift elements 9 and against each other with lift elements 9.
In disclosed embodiment, contact member 24 is circumference osed top rings of 7 along the space.Therefore, contact surface 26 is exactly the part away from direction of improvement 13 sensings of encircling the inner sealing surface.
But shifting part 20 comprises the first protrusion member 28 that protrudes from contact member 24.Be suitable for shift position when shifting part 20 be shifted but first protrudes member 28 between the primary importance and the second place, thereby wherein the first protrusion member 28 is suitable for acting on and produces at least one signal on the indicating device 22.
In the disclosed embodiment of the utility model, indicating device 22 comprises switch, such as micro-switch, optical switch, relay etc.In one embodiment, switch is arranged in first interruptive current when protruding member 28 and being in primary importance, and when first protrudes member 28 and is in the second place making current.In optional embodiment, switch is suitable for interruptive current when first protrudes member 28 and be in the second place, and when first protrudes member 28 and is in primary importance making current.
But but shifting part 20 comprises reset attachment 30, but but should reset attachment 30 be suitable for when the power from lift elements 9 stops shifting part 20 is reset to primary importance from the second place.
But shifting part 20 comprises the second protrusion member 32 that protrudes from contact member 24.Be suitable for shift position when shifting part 20 is shifted but second protrudes member 32 between the primary importance and the second place, wherein, but the second protrusion member 32 is suitable for being subjected to reset attachment 30 to influence.
The first protrusion member 28 is protruding upward the negative side of direction of improvement 13.Second protrudes member 32 is protruding on the direction of direction of improvement 13.
In the disclosed embodiment of the utility model, but reset attachment 30 comprises resilient element, such as coil spring, pneumatic spring, elastomeric element etc.Resilient element is suitable for acting on second with the reset force that points to away from direction of improvement 13 and protrudes on the member 32.Thereby guaranteed when the power that comes from lift elements 9 is removed but shifting part 20 is reset to the second place from primary importance.But the reset force that comes from resilient element be arranged to surpass when the power that comes from lift elements 9 is removed, hinder shifting part 20 from primary importance to the second place presumable friction force that is shifted.
The utility model is not limited to appended embodiment, but can make amendment within the scope of the appended claims and modification.
But shifting part 20 also can be suitable for forming the mechanical locking prevent to discharge from lifting means 1 object 3 in the second place, thereby and removes described mechanical locking in primary importance and allow to discharge object 3 from lifting means 1.Whether the machinery locking exists irrelevant with indicating device 22 and control unit 11.But, produce the automatic locking that prevents to discharge object by the locking of shifting part 20.Therefore, but the mechanical locking that shifting part 20 produces can replace possible armstrong's patent locking.This armstrong's patent locking for example is present in the lifting means according to the manual control of prior art state.
But indicating device 22 and reset attachment 30 can be connected to first simultaneously protrudes the member 28 or second any one that protrude in the member 32.
Claims (10)
1. a lifting means (1), described lifting means (1) has the device (40) that is used to grasp and discharge object (3), and wherein, described lifting means (1) comprising: body (5), described body (5) have the space (7) that is suitable for ccontaining lift elements (9); And control unit (11), described control unit (11) is suitable for control and grasps and discharge described object (3) from described lifting means (1), wherein, described lift elements (9) is suitable for influencing described lifting means (1) with certain power, thereby make and promote the described lifting means (1) that may have described object (3) from upholder, it is characterized in that described lifting means (1) comprising:
But-shifting part (20), but described shifting part (20) is arranged in the described space (7) of described lifting means (1), and comprise the contact member (24) that can move with respect to described space (7), described contact member (24) has the contact surface (26) that points to away from direction of improvement (13), described contact surface (26) is suitable for contacting and bear certain power from described lift elements (9) with described lift elements (9), but thereby make described shifting part (20) be displaced to the second place from primary importance, wherein, but described shifting part (20) is suitable for being displaced to described primary importance from the described second place when described power stops
-indicating device (22), described indicating device (22) but be suitable for detects the position of described shifting part (20) and produces at least one signal that the described bont of indication (1) is in the lifting state or is in non-lifting state based on detected position, wherein, described control unit (11) is suitable for controlling from described lifting means (1) according to described at least one signal and grasps and discharge described object.
2. lifting means as claimed in claim 1 (1) is characterized in that, described contact member (24) is the ring that is formed with opening (27), and described opening (27) is suitable for holding described lift elements (9).
3. lifting means as claimed in claim 1 (1), it is characterized in that, described indicating device (22) comprises switch, described switch is suitable for connecting in the position in the described primary importance and the described second place and turn-offs in another position in the described primary importance and the described second place, wherein, but described shifting part (20) comprises that being suitable for acting on first on the described switch protrudes member (28).
4. each described lifting means (1) in the claim as described above, it is characterized in that, described lifting means (1) comprises reset attachment (30), described reset attachment (30) but be suitable for acting on the described shifting part (20), thereby but make described shifting part (20) when the described power that comes from described lift elements (9) stops, being reset to described primary importance from the described second place.
5. lifting means as claimed in claim 4 (1), it is characterized in that, but described shifting part (20) comprises that second protrudes member (32), described second protrudes member (32) is connected on the described reset components (30), wherein, described second protrude member (32) and described reset components (30) but be suitable for described shifting part (20) being resetted with cooperation mode.
6. lifting means as claimed in claim 4 (1) is characterized in that, described reset attachment (30) comprises resilient element, but described resilient element is arranged to act on the described shifting part (20) with reset force.
7. lifting means as claimed in claim 5 (1) is characterized in that, the described first protrusion member (28) and described second protrudes member (32) and protrudes from described contact member (24) in opposite direction.
8. as each described lifting means (1) in the claim 1 to 3, it is characterized in that, described control unit (11) is suitable for indicating described lifting means (1) to be under the situation of lifting state at described signal to be prevented to discharge described object (3) from described lifting means (1), and is suitable for indicating described lifting means (1) to be under the situation of non-lifting state at described signal and allows to discharge described object (3) from described lifting means (1).
9. as each described lifting means (1) in the claim 1 to 3, it is characterized in that, the described device (40) that is used to grasp and discharge described object (3) comprises electromagnet, and wherein, described control unit (11) is suitable for controlling the activation and the inactivation of described electromagnet.
10. as each described lifting means (1) in the claim 1 to 3, it is characterized in that the described device (40) that is used to grasp and discharge described object (3) comprises electrical permanent-magnet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0950751-8 | 2009-10-12 | ||
| SE0950751A SE534721C2 (en) | 2009-10-12 | 2009-10-12 | Lifting device with means for holding and releasing an object |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201842579U true CN201842579U (en) | 2011-05-25 |
Family
ID=43568735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205565617U Expired - Fee Related CN201842579U (en) | 2009-10-12 | 2010-10-09 | Lifting equipment with device for grasping and releasing object |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2308791B1 (en) |
| CN (1) | CN201842579U (en) |
| SE (2) | SE534721C2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761148A (en) * | 2018-12-14 | 2019-05-17 | 上海建工集团股份有限公司 | A kind of foundation pit vertically takes native safety monitoring system and method |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2441725A1 (en) * | 2010-10-12 | 2012-04-18 | OLA Gustafsson | Lifting device and method for controlling a lifting device |
| JP5961856B2 (en) * | 2012-10-24 | 2016-08-02 | 住友重機械搬送システム株式会社 | Center of gravity position detection apparatus, center of gravity position detection method, and program |
| US11407619B2 (en) | 2017-09-14 | 2022-08-09 | Ba France S.A.S. | Demounting aid |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5017959U (en) * | 1973-06-13 | 1975-02-27 | ||
| JPS57145440U (en) * | 1981-03-09 | 1982-09-13 | ||
| US7980612B2 (en) * | 2005-07-12 | 2011-07-19 | Schlumberger Technology Corporation | Clamping assembly |
| US20070200032A1 (en) * | 2006-02-24 | 2007-08-30 | Eadie William J | Radio frequency emitting hook system for a rotary-wing aircraft external load handling |
-
2009
- 2009-10-12 SE SE0950751A patent/SE534721C2/en not_active IP Right Cessation
-
2010
- 2010-09-21 EP EP20100178020 patent/EP2308791B1/en not_active Not-in-force
- 2010-10-09 CN CN2010205565617U patent/CN201842579U/en not_active Expired - Fee Related
- 2010-10-12 SE SE1051067A patent/SE534451C2/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761148A (en) * | 2018-12-14 | 2019-05-17 | 上海建工集团股份有限公司 | A kind of foundation pit vertically takes native safety monitoring system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2308791B1 (en) | 2012-12-26 |
| SE0950751A1 (en) | 2011-04-13 |
| SE534721C2 (en) | 2011-11-29 |
| EP2308791A1 (en) | 2011-04-13 |
| SE1051067A1 (en) | 2011-04-13 |
| SE534451C2 (en) | 2011-08-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110525 Termination date: 20131009 |