CN202987096U - Locking device and engineering machine - Google Patents
Locking device and engineering machine Download PDFInfo
- Publication number
- CN202987096U CN202987096U CN 201220711396 CN201220711396U CN202987096U CN 202987096 U CN202987096 U CN 202987096U CN 201220711396 CN201220711396 CN 201220711396 CN 201220711396 U CN201220711396 U CN 201220711396U CN 202987096 U CN202987096 U CN 202987096U
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- CN
- China
- Prior art keywords
- electromagnet
- blocking device
- lock pin
- construction machinery
- housing
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- 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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Abstract
The utility model provides a locking device and an engineering machine. The locking device comprises a lock pin, a first electromagnet and a shell; and the lock pin is movably arranged in the shell, the first electromagnet is fixedly arranged at a first end of the shell, an opening is arranged at a second end of the shell, and a second end of the lock pin can enter or exit the shell via the opening. Components such as support legs and the like which need to be locked can be locked by the first electromagnet, automatic control can be implemented easily, the locking device is quite convenient to operate, troublesome manual operation is omitted, and the work efficiency is improved. Besides, the locking device and the engineering machine have the advantages of simple structure, convenience in machining and high controllability.
Description
Technical field
The utility model relates to mechanical field, more specifically, relates to a kind of blocking device and construction machinery and equipment.
Background technology
As shown in Figure 1, the supporting leg of construction machinery and equipment of the prior art (such as hoisting crane etc.) adopts the blocking device 80 of manual type to lock.For example, the supporting leg 70 of construction machinery and equipment is entirely being stretched, is partly being stretched, during full reduced state, blocking device 80 manually can inserted the lockhole on the movable supporting legs of supporting leg 70, to realize the locking of movable supporting legs.But this lock mode of the prior art exists that efficient is not high, the problem of complex operation, each operation all need chaufeur manually operation complete.
The utility model content
The utility model aims to provide a kind of blocking device and construction machinery and equipment, prior art efficient is not high to solve, complex operation problem.
For solving the problems of the technologies described above, according to first aspect of the present utility model, provide a kind of blocking device, comprising: lock pin; The first electromagnet; Housing, lock pin are arranged in housing actively, and the first electromagnet is arranged on the first end of housing regularly, and the second end of housing is provided with the opening for the second end turnover of lock pin.
Further, blocking device also comprises the second electromagnet, and the second electromagnet is connected with the first end of lock pin.
Further, blocking device also comprises the baffle plate of the second end that is arranged on housing, and opening is opened on baffle plate.
Further, the middle part of lock pin is provided with spacing convex, and the radial dimension of spacing convex is greater than the radial dimension of opening.
Further, blocking device also comprises adapter plate, and the first electromagnet is connected with the first end of housing by adapter plate.
Further, offer the opening that passes through for the second electromagnet on adapter plate.
According to second aspect of the present utility model, a kind of construction machinery and equipment is provided, comprise supporting leg and the blocking device that is arranged on supporting leg, this blocking device is above-mentioned blocking device.
Further, construction machinery and equipment also comprises: control unit, be connected the second electromagnet with blocking device with the first electromagnet of blocking device and be connected, be used for to the first electromagnet and the second electromagnet provide in the same way or reverse electric current to control the action of lock pin.
Further, control unit comprises: drive division is electrically connected to the first electromagnet and the second electromagnet; And control part, be connected with the drive division communication, be used for to control drive division to the first electromagnet and the second electromagnet provides in the same way or reverse electric current.
Further, control part is remote controller.
Further, construction machinery and equipment also comprises the latched position detecting unit, is electrically connected to control unit, is used for sending the latched position indicator signal to control unit when supporting leg being detected and move to latched position.
The utility model utilizes the first electromagnet can realize supporting leg etc. is needed the locking of the parts of locking, and is easy to realize operate the automation controlled very convenient, no longer needs manually to carry out loaded down with trivial details operation, has improved work efficiency.In addition, the utlity model has characteristics simple in structure, easy to process, that road-holding property is strong.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 has schematically shown the scheme of installation of the supporting leg of blocking device of the prior art and construction machinery and equipment;
Fig. 2 has schematically shown the schematic diagram of the blocking device in the utility model when lock-out state;
Fig. 3 has schematically shown the schematic diagram of the blocking device in the utility model when released state;
Fig. 4 has schematically shown a partial schematic diagram of the supporting leg of the construction machinery and equipment that has adopted the blocking device in the utility model; And
Fig. 5 has schematically shown another partial schematic diagram of the supporting leg of the construction machinery and equipment that has adopted the blocking device in the utility model.
Reference numeral: 10, lock pin; 11, spacing convex; 20, the first electromagnet; 30, the second electromagnet; 40, housing; 50, baffle plate; 60, adapter plate; 70, supporting leg; 71, fixed supporting leg; 72, movable supporting legs; 80, blocking device; 90, vehicle frame; 91, Vertical Cylinders; 92, the second lockhole.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
As first aspect of the present utility model, a kind of blocking device is provided, it can be used for the locking of the supporting leg of construction machinery and equipment (such as hoisting crane etc.).Please refer to Fig. 2 and Fig. 3, this blocking device comprises: lock pin 10; The first electromagnet 20; Housing 40, lock pin 10 are arranged in housing 40 actively, and the first electromagnet 20 is arranged on the first end of housing 40 regularly, and the second end of housing 40 is provided with the opening for the second end turnover of lock pin 10.Preferably, housing 40 is hollow tubular.
The first electromagnet 20 when electric, the first electromagnet 20 directly attracts to move on lock pin 10 and gets final product release; During the first electromagnet 20 dead electricity, can rely on the gravity of lock pin 10 automatically to move down or utilize the element realization lockings such as spring.Therefore, utilize the first electromagnet 20 can realize supporting leg etc. is needed the locking of the parts of locking, and be easy to realize operate the automation controlled very convenient, no longer need manually to carry out loaded down with trivial details operation, improved work efficiency.In addition, the utlity model has characteristics simple in structure, easy to process, that road-holding property is strong.
Preferably, blocking device comprises that also the second electromagnet 30, the second electromagnet 30 are connected with the first end of lock pin 10.During work, under the effect of the magnetic force of the first electromagnet 20 and the second electromagnet 30, promotion lock pin 10 is stretched out or is retracted by the opening part of the second end of housing 40, for example, can utilize the polarity of the first electromagnet 20 and the second electromagnet 30, make the first electromagnet 20 and the second electromagnet 30 produce repulsion or suction, thereby make lock pin 10 realize the function of stretching out or retracting.Especially, when stretching out (as Fig. 2), the function that locks can be realized, when retracting (as Fig. 3), the function of release can be realized.
Preferably, please refer to Fig. 2 and Fig. 3, blocking device also comprises the baffle plate 50 of the second end that is arranged on housing 40, and this opening is opened on baffle plate 50.Can realize preventing spacing to lock pin 10 that the motion of lock pin 10 from exceeding predetermined scope, thereby improved the reliability of system by baffle plate 50.Certainly, also can not use baffle plate 50, and directly utilize the lockhole on parts such as being opened in supporting leg to realize spacing function.
Preferably, please refer to Fig. 2 and Fig. 3, the middle part of lock pin 10 is provided with spacing convex 11, and the radial dimension of spacing convex 11 is greater than the radial dimension of opening.Like this, spacing convex 11 is subjected to the effect of baffle plate 50 and can only moves in predetermined scope.In addition, spacing convex 11 can also be used for preventing the excessively action of lock pin 10 under off-position.
Preferably, please refer to Fig. 2 and Fig. 3, blocking device comprises that also adapter plate 60, the first electromagnet 20 are connected with the first end of housing 40 by adapter plate 60.Can easily and reliably the first electromagnet 20 be installed on housing 40 by adapter plate 60.Preferably, offer the opening that passes through for the second electromagnet 30 on adapter plate 60.Owing to being provided with this opening, therefore, can make the second electromagnet 30 of the first end that is arranged on lock pin 10 when released state, be in contact with one another when the adhesive by this opening and the first electromagnet 20, thereby the adsorption affinity when having increased adhesive, former thereby split away off due to vibration etc. to prevent lock pin 10, cause the problem of mistake locking.
As second aspect of the present utility model, please refer to Fig. 4 and Fig. 5, a kind of construction machinery and equipment is provided, comprise supporting leg 70 and the blocking device that is arranged on supporting leg 70, this blocking device is above-mentioned blocking device.
During work, when supporting leg 70 moves to latched position, by the operation to this blocking device, make its first electromagnet 20 and the second electromagnet 30 produce repulsion, just can promote lock pin 10 and move downward, and in the lockhole on insertion supporting leg 70, realize the function of locking.Otherwise, when the needs release, can make the first electromagnet 20 and the second electromagnet 30 produce suction, just can make lock pin 10 upward movements, and leave the lockhole on supporting leg 70, thereby realize the function of release.
Preferably, supporting leg 70 comprises fixed supporting leg 71 and movable supporting legs 72, this project machinery also comprises vehicle frame 90, fixed supporting leg 71 is connected with vehicle frame 90, movable supporting legs 72 is connected with fixed supporting leg 71 telescopicallies by oil cylinder etc., free end at movable supporting legs 72 is provided with Vertical Cylinders 91, and operation of vertical oil cylinder 91 can push up vehicle frame 90 overhead.Preferably, blocking device 80 can be arranged on the rear side of vehicle frame 90, the front side of vehicle frame 90 or the positions such as below of vehicle frame 90.
Preferably, be provided with the first lockhole (not shown) in the position corresponding with blocking device of fixed supporting leg 71, be provided with a plurality of the second lockholes 92 on movable supporting legs 72, blocking device 80 is arranged on the position corresponding with the first lockhole of vehicle frame 90.Along with the motion of movable supporting legs 72, when the second lockhole 92 aligns with the first lockhole, if want to realize the function that locks, decide device 80 with regard to operable locks and become lock-out state shown in Figure 2, at this moment, the lock pin 10 of blocking device 80 inserts in the first lockhole and the second lockhole 92 successively, to realize locking.When the needs release, make lock pin 10 upward movements, and break away from the second lockhole 92, can realize release.Especially, a plurality of the second lockholes 92 can be set on movable supporting legs 72, full reduced to correspond respectively to, as entirely to stretch and partly stretch etc. state locking.
Preferably, in a not shown embodiment, construction machinery and equipment also comprises: control unit, be connected the second electromagnet 30 with blocking device with the first electromagnet 20 of blocking device and be connected, be used for to the first electromagnet 20 and the second electromagnet 30 provide in the same way or reverse electric current to control the action of lock pin 10.For example, when the electric current that provides to the first electromagnet 20 and the second electromagnet 30 in the same way, produce repulsion between the first electromagnet 20 and the second electromagnet 30; When providing with anti-electric current to the first electromagnet 20 and the second electromagnet 30, produce suction between the first electromagnet 20 and the second electromagnet 30.
Preferably, in a not shown embodiment, control unit comprises: drive division is electrically connected to the first electromagnet 20 and the second electromagnet 30; And control part, be connected with the drive division communication, being used for controlling drive division provides in the same way or reverse electric current to the first electromagnet 20 and the second electromagnet 30.Drive division can be used for producing the electric current for driving the first electromagnet 20 and/or the second electromagnet 30, and it can adopt various electromagnet driving device of the prior art to realize.Preferably, control part can be remote controller, can certainly be mounted in the interior operating unit of operator's compartment of construction machinery and equipment.Use a teleswitch, can realize in the outside of construction machinery and equipment easily operating the function of locking and release very convenient.
Preferably, construction machinery and equipment also comprises the latched position detecting unit, is electrically connected to control unit, is used for sending the latched position indicator signal to control unit when supporting leg 70 being detected and move to latched position.For example, the latched position detecting unit can be coder, travel switch etc.Utilize the latched position detecting unit, the movement position of detected activity supporting leg 72 at any time, when the second lockhole 92 on movable supporting legs 72 moves to the position of aliging with the first lock hole or blocking device, the latched position detecting unit is found the latched position indicator signal to control unit, so, operating personal can determine how operating unit is to control the direction of current of the first electromagnet 20 and the second electromagnet 30, to realize the function of locking according to this latched position indicator signal.Certainly, also can not use lock detection unit, and directly adopt the mode of range estimation to determine whether to have moved to latched position, operate so also very convenient.
The above is only preferred embodiment of the present utility model, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (11)
1. a blocking device, is characterized in that, comprising:
Lock pin (10);
The first electromagnet (20);
Housing (40), described lock pin (10) is arranged in described housing (40) actively, described the first electromagnet (20) is arranged on the first end of described housing (40) regularly, and the second end of described housing (40) is provided with the opening for the second end turnover of described lock pin (10).
2. blocking device according to claim 1, is characterized in that, described blocking device also comprises the second electromagnet (30), and described the second electromagnet (30) is connected with the first end of described lock pin (10).
3. blocking device according to claim 1, is characterized in that, described blocking device also comprises the baffle plate (50) of the second end that is arranged on described housing (40), and described opening is opened on described baffle plate (50).
4. blocking device according to claim 2, is characterized in that, the middle part of described lock pin (10) is provided with spacing convex (11), and the radial dimension of described spacing convex (11) is greater than the radial dimension of described opening.
5. blocking device according to claim 2, is characterized in that, described blocking device also comprises adapter plate (60), and described the first electromagnet (20) is connected with the first end of described housing (40) by described adapter plate (60).
6. blocking device according to claim 5, is characterized in that, offers the opening that passes through for described the second electromagnet (30) on described adapter plate (60).
7. construction machinery and equipment comprises supporting leg (70) and is arranged on blocking device on described supporting leg (70) that it is characterized in that, described blocking device is the described blocking device of any one in claim 1 to 6.
8. construction machinery and equipment according to claim 7, is characterized in that, described construction machinery and equipment also comprises:
Control unit, with first electromagnet (20) of described blocking device be connected second electromagnet (30) of blocking device and be connected, be used for to described the first electromagnet (20) and described the second electromagnet (30) provide in the same way or reverse electric current to control the action of described lock pin (10).
9. construction machinery and equipment according to claim 8, is characterized in that, described control unit comprises:
Drive division is electrically connected to described the first electromagnet (20) and described the second electromagnet (30); With
Control part is connected with described drive division communication, and being used for controlling described drive division provides in the same way or reverse electric current to described the first electromagnet (20) and described the second electromagnet (30).
10. construction machinery and equipment according to claim 9, is characterized in that, described control part is remote controller.
11. construction machinery and equipment according to claim 8, it is characterized in that, described construction machinery and equipment also comprises the latched position detecting unit, is electrically connected to described control unit, is used for sending the latched position indicator signal to described control unit when moving to latched position described supporting leg (70) being detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220711396 CN202987096U (en) | 2012-12-20 | 2012-12-20 | Locking device and engineering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220711396 CN202987096U (en) | 2012-12-20 | 2012-12-20 | Locking device and engineering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202987096U true CN202987096U (en) | 2013-06-12 |
Family
ID=48558302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220711396 Expired - Fee Related CN202987096U (en) | 2012-12-20 | 2012-12-20 | Locking device and engineering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202987096U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104817013A (en) * | 2015-05-12 | 2015-08-05 | 南通润邦重机有限公司 | Support leg plate device for port crane |
| CN110154077A (en) * | 2019-05-22 | 2019-08-23 | 温州大学 | Self-adapting flexible mechanical paw |
-
2012
- 2012-12-20 CN CN 201220711396 patent/CN202987096U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104817013A (en) * | 2015-05-12 | 2015-08-05 | 南通润邦重机有限公司 | Support leg plate device for port crane |
| CN110154077A (en) * | 2019-05-22 | 2019-08-23 | 温州大学 | Self-adapting flexible mechanical paw |
| CN110154077B (en) * | 2019-05-22 | 2021-05-11 | 温州大学 | Self-adaptive flexible mechanical gripper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20151220 |
|
| EXPY | Termination of patent right or utility model |